{"id":801,"date":"2026-05-11T07:37:26","date_gmt":"2026-05-11T07:37:26","guid":{"rendered":"https:\/\/isbmmolding.com\/?p=801"},"modified":"2026-05-11T07:37:26","modified_gmt":"2026-05-11T07:37:26","slug":"how-does-material-crystallinity-affect-isbm-bottle-quality-2","status":"publish","type":"post","link":"https:\/\/isbmmolding.com\/vi\/do-ket-tinh-cua-vat-lieu-anh-huong-den-chat-luong-chai-isbm-nhu-the-nao-2\/","title":{"rendered":"\u0110\u1ed9 k\u1ebft tinh c\u1ee7a v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng chai ISBM?"},"content":{"rendered":"
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H\u00ecnh th\u00e1i h\u1ecdc polymer v\u00e0 hi\u1ec7u su\u1ea5t ISBM<\/p>\n

\u0110\u1ed9 k\u1ebft tinh c\u1ee7a v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng chai ISBM?<\/h2>\n

M\u1ed9t c\u1ea9m nang khoa h\u1ecdc polymer to\u00e0n di\u1ec7n gi\u1ea3i th\u00edch vai tr\u00f2 k\u00e9p c\u1ee7a qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i v\u00f4 \u0111\u1ecbnh h\u00ecnh v\u00e0 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng trong vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 trong su\u1ed1t quang h\u1ecdc, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc, t\u00ednh ch\u1ea5t ch\u1eafn v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc c\u1ee7a c\u00e1c v\u1eadt ch\u1ee9a \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u00e9p phun th\u1ed5i khu\u00f4n.<\/p>\n<\/div>\n

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\"H\u01b0\u1edbng<\/div>\n

\u0110\u1ed9 k\u1ebft tinh l\u00e0 bi\u1ebfn s\u1ed1 h\u00ecnh th\u00e1i ch\u1ee7 y\u1ebfu trong ISBM<\/h2>\n

Trong khoa h\u1ecdc v\u1ec1 x\u1eed l\u00fd polymer, kh\u00e1i ni\u1ec7m v\u1ec1 \u0111\u1ed9 k\u1ebft tinh v\u1eeba l\u00e0 \u0111i\u1ec3m m\u1ea1nh nh\u1ea5t v\u1eeba l\u00e0 \u0111i\u1ec3m y\u1ebfu nh\u1ea5t c\u1ee7a quy tr\u00ecnh \u00e9p phun th\u1ed5i k\u00e9o gi\u00e3n. Kh\u00f4ng gi\u1ed1ng nh\u01b0 kim lo\u1ea1i, v\u1ed1n c\u00f3 c\u1ea5u tr\u00fac tinh th\u1ec3, ho\u1eb7c th\u1ee7y tinh v\u00f4 \u0111\u1ecbnh h\u00ecnh \u0111\u01a1n gi\u1ea3n, kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac c\u00f3 tr\u1eadt t\u1ef1 n\u00e0o c\u1ea3, c\u00e1c polymer b\u00e1n tinh th\u1ec3 nh\u01b0 polyetylen terephthalate t\u1ed3n t\u1ea1i \u1edf tr\u1ea1ng th\u00e1i trung gian mong manh. Chu\u1ed7i ph\u00e2n t\u1eed c\u1ee7a ch\u00fang c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i \u1edf d\u1ea1ng c\u1ea5u h\u00ecnh v\u00f4 \u0111\u1ecbnh h\u00ecnh ng\u1eabu nhi\u00ean, r\u1ed1i r\u1eafm, ho\u1eb7c ch\u00fang c\u00f3 th\u1ec3 g\u1ea5p l\u1ea1i th\u00e0nh c\u00e1c m\u1ea1ng tinh th\u1ec3 ba chi\u1ec1u c\u00f3 t\u1ed5 ch\u1ee9c. T\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c gi\u1eefa v\u1eadt li\u1ec7u v\u00f4 \u0111\u1ecbnh h\u00ecnh v\u00e0 tinh th\u1ec3, k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh th\u00e1i c\u1ee7a c\u00e1c v\u00f9ng tinh th\u1ec3, v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 kh\u00f4ng gian c\u1ee7a c\u00e1c v\u00f9ng n\u00e0y tr\u00ean to\u00e0n b\u1ed9 th\u00e0nh chai c\u00f9ng nhau quy\u1ebft \u0111\u1ecbnh m\u1ecdi thu\u1ed9c t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng quan tr\u1ecdng c\u1ee7a chai ISBM th\u00e0nh ph\u1ea9m: \u0111\u1ed9 trong su\u1ed1t quang h\u1ecdc, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc, kh\u1ea3 n\u0103ng ch\u1eafn kh\u00ed, kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng d\u1ebbo v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc. Ever-Power<\/a>L\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t ISBM c\u1ee7a Brazil \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn to\u00e0n c\u1ea7u v\u1edbi h\u01a1n hai th\u1eadp k\u1ef7 kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c x\u1eed l\u00fd polymer, c\u00e1c n\u1ec1n t\u1ea3ng m\u00e1y m\u00f3c c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c \u0111\u1ed9 k\u1ebft tinh \u1edf m\u1ecdi giai \u0111o\u1ea1n c\u1ee7a quy tr\u00ecnh.<\/p>\n

M\u1ed1i quan h\u1ec7 gi\u1eefa \u0111\u1ed9 k\u1ebft tinh v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng chai ISBM r\u1ea5t ph\u1ee9c t\u1ea1p v\u00e0, \u1edf m\u1ed9t s\u1ed1 kh\u00eda c\u1ea1nh, mang t\u00ednh ngh\u1ecbch l\u00fd. Chai ISBM l\u00fd t\u01b0\u1edfng s\u1edf h\u1eefu \u0111\u1ed9 k\u1ebft tinh cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1eafn kh\u00ed, nh\u01b0ng l\u1ea1i trong su\u1ed1t tuy\u1ec7t v\u1eddi, m\u1ed9t \u0111\u1eb7c t\u00ednh th\u01b0\u1eddng th\u1ea5y \u1edf c\u00e1c v\u1eadt li\u1ec7u ho\u00e0n to\u00e0n v\u00f4 \u0111\u1ecbnh h\u00ecnh. Ngh\u1ecbch l\u00fd n\u00e0y \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft b\u1eb1ng c\u00e1ch hi\u1ec3u r\u1eb1ng kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 \u0111\u1ed9 k\u1ebft tinh \u0111\u1ec1u nh\u01b0 nhau. Quy tr\u00ecnh ISBM t\u00ecm c\u00e1ch ng\u0103n ch\u1eb7n s\u1ef1 k\u1ebft tinh nhi\u1ec7t, t\u1ea1o ra c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u l\u1edbn, t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1edd \u0111\u1ee5c, \u0111\u1ed3ng th\u1eddi th\u00fac \u0111\u1ea9y s\u1ef1 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng, t\u1ea1o ra c\u00e1c tinh th\u1ec3 nano nh\u1ecf h\u01a1n b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y v\u00e0 do \u0111\u00f3 kh\u00f4ng t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng. Do \u0111\u00f3, vi\u1ec7c ki\u1ec3m so\u00e1t \u0111\u1ed9 k\u1ebft tinh l\u00e0 v\u1ea5n \u0111\u1ec1 ki\u1ec3m so\u00e1t l\u1ecbch s\u1eed nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc c\u1ee7a polyme \u1edf m\u1ecdi giai \u0111o\u1ea1n: l\u00e0m ngu\u1ed9i nhanh trong khu\u00f4n \u00e9p phun \u0111\u1ec3 \u0111\u00f4ng c\u1ee9ng \u1edf tr\u1ea1ng th\u00e1i v\u00f4 \u0111\u1ecbnh h\u00ecnh, \u0111i\u1ec1u ch\u1ec9nh ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n \u0111\u1ec3 tr\u00e1nh k\u1ebft tinh nhi\u1ec7t, v\u00e0 k\u00e9o gi\u00e3n hai chi\u1ec1u \u0111\u1ec3 t\u1ea1o ra \u0111\u1ed9 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng c\u00f3 l\u1ee3i. H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n n\u00e0y s\u1ebd kh\u00e1m ph\u00e1 c\u00e1ch m\u1ed7i lo\u1ea1i \u0111\u1ed9 k\u1ebft tinh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1eebng thu\u1ed9c t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a chai ISBM, v\u00e0 c\u00e1ch c\u00e1c th\u00f4ng s\u1ed1 m\u00e1y tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng nh\u01b0... M\u00e1y EP-HGY150-V4 4 tr\u1ea1m<\/a> v\u00e0 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n servo M\u00e1y servo \u0111\u1ea7y \u0111\u1ee7 EP-HGY150-V4-EV<\/a> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u00e1i tinh th\u1ec3 t\u1ed1i \u01b0u.<\/p>\n

N\u1eafm v\u1eefng k\u1ef9 thu\u1eadt ki\u1ec3m so\u00e1t \u0111\u1ed9 k\u1ebft tinh l\u00e0 y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i c\u1ee7a chuy\u00ean m\u00f4n quy tr\u00ecnh ISBM. H\u01b0\u1edbng d\u1eabn n\u00e0y cung c\u1ea5p n\u1ec1n t\u1ea3ng khoa h\u1ecdc polymer to\u00e0n di\u1ec7n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 th\u00e0nh th\u1ea1o \u0111\u00f3.<\/p>\n

Li\u00ean h\u1ec7 v\u1edbi c\u00e1c k\u1ef9 s\u01b0 khoa h\u1ecdc polymer c\u1ee7a ch\u00fang t\u00f4i<\/a><\/div>\n<\/div>\n<\/div>\n

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K\u1ebft tinh nhi\u1ec7t: K\u1ebb th\u00f9 c\u1ee7a \u0111\u1ed9 trong su\u1ed1t quang h\u1ecdc<\/h2>\n

K\u1ebft tinh nhi\u1ec7t l\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh kh\u00f4ng ki\u1ec3m so\u00e1t c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u do ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao, v\u00e0 \u0111\u00e2y l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1edd \u0111\u1ee5c v\u00e0 v\u1ea9n \u0111\u1ee5c trong c\u00e1c chai ISBM.<\/p>\n

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C\u01a1 ch\u1ebf h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ea7u tinh th\u1ec3<\/h3>\n

Khi PET \u0111\u01b0\u1ee3c gi\u1eef \u1edf nhi\u1ec7t \u0111\u1ed9 n\u1eb1m trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh c\u1ee7a n\u00f3, th\u01b0\u1eddng t\u1eeb 120 \u0111\u1ebfn 220 \u0111\u1ed9 C, n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t \u0111\u1ee7 \u0111\u1ec3 v\u01b0\u1ee3t qua c\u00e1c r\u00e0o c\u1ea3n \u0111\u1ed9ng h\u1ecdc gi\u1eef cho c\u00e1c chu\u1ed7i polymer \u1edf \u200b\u200btr\u1ea1ng th\u00e1i v\u00f4 \u0111\u1ecbnh h\u00ecnh, r\u1ed1i r\u1eafm. C\u00e1c chu\u1ed7i b\u1eaft \u0111\u1ea7u t\u1ef1 \u0111\u1ed9ng g\u1ea5p l\u1ea1i th\u00e0nh c\u00e1c c\u1ea5u tr\u00fac h\u00ecnh c\u1ea7u ba chi\u1ec1u c\u00f3 t\u1ed5 ch\u1ee9c g\u1ecdi l\u00e0 spherulite. Nh\u1eefng spherulite n\u00e0y h\u00ecnh th\u00e0nh t\u1ea1i c\u00e1c \u0111i\u1ec3m c\u1ee5 th\u1ec3 v\u00e0 ph\u00e1t tri\u1ec3n h\u01b0\u1edbng ra ngo\u00e0i theo b\u00e1n k\u00ednh, ti\u00eau th\u1ee5 v\u1eadt li\u1ec7u v\u00f4 \u0111\u1ecbnh h\u00ecnh xung quanh. M\u1ed9t spherulite c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n \u0111\u1ebfn \u0111\u01b0\u1eddng k\u00ednh v\u00e0i micromet, v\u00e0 trong tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, l\u00ean \u0111\u1ebfn h\u00e0ng ch\u1ee5c micromet. K\u00edch th\u01b0\u1edbc n\u00e0y r\u1ea5t quan tr\u1ecdng v\u00ec b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y n\u1eb1m trong kho\u1ea3ng t\u1eeb 400 \u0111\u1ebfn 700 nanomet. Do \u0111\u00f3, m\u1ed9t spherulite l\u1edbn h\u01a1n nhi\u1ec1u l\u1ea7n so v\u1edbi b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng. Khi m\u1ed9t s\u00f3ng \u00e1nh s\u00e1ng g\u1eb7p m\u1ed9t spherulite, s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 chi\u1ebft su\u1ea5t gi\u1eefa c\u00e1c phi\u1ebfn tinh th\u1ec3 d\u00e0y \u0111\u1eb7c v\u00e0 c\u00e1c v\u00f9ng v\u00f4 \u0111\u1ecbnh h\u00ecnh xung quanh khi\u1ebfn \u00e1nh s\u00e1ng b\u1ecb t\u00e1n x\u1ea1 theo m\u1ecdi h\u01b0\u1edbng. S\u1ef1 t\u00e1n x\u1ea1 n\u00e0y \u0111\u01b0\u1ee3c m\u1eaft ng\u01b0\u1eddi c\u1ea3m nh\u1eadn nh\u01b0 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng m\u1edd, \u0111\u1ee5c ho\u1eb7c m\u1edd. D\u1ea5u hi\u1ec7u tr\u1ef1c quan c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng m\u1edd do k\u1ebft tinh nhi\u1ec7t l\u00e0 m\u1ed9t l\u1edbp m\u1edd d\u00e0y \u0111\u1eb7c, m\u1ecbn khi ch\u1ea1m v\u00e0o, kh\u00e1c v\u1edbi k\u1ebft c\u1ea5u th\u00f4 r\u00e1p c\u1ee7a hi\u1ec7n t\u01b0\u1ee3ng tr\u1eafng do \u1ee9ng su\u1ea5t. Hi\u1ec7n t\u01b0\u1ee3ng m\u1edd n\u00e0y th\u01b0\u1eddng r\u00f5 r\u1ec7t nh\u1ea5t \u1edf nh\u1eefng v\u00f9ng d\u00e0y nh\u1ea5t c\u1ee7a v\u1eadt ch\u1ee9a, \u0111\u1eb7c bi\u1ec7t l\u00e0 xung quanh c\u1ed5ng phun \u1edf \u0111\u00e1y, n\u01a1i v\u1eadt li\u1ec7u ngu\u1ed9i ch\u1eadm nh\u1ea5t v\u00e0 c\u00f3 th\u1eddi gian l\u01b0u tr\u00fa l\u00e2u nh\u1ea5t trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh. \u0110\u1ec3 ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng m\u1edd n\u00e0y, c\u1ea7n ph\u1ea3i l\u00e0m ngu\u1ed9i ph\u00f4i qua ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh c\u00e0ng nhanh c\u00e0ng t\u1ed1t trong b\u01b0\u1edbc \u00e9p phun, v\u00e0 kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c \u0111\u1ec3 ph\u00f4i \u1edf nhi\u1ec7t \u0111\u1ed9 tr\u00ean kho\u1ea3ng 110 \u0111\u1ed9 C trong b\u01b0\u1edbc x\u1eed l\u00fd nhi\u1ec7t. Khu\u00f4n th\u1ed5i k\u00e9o gi\u00e3n phun m\u1ed9t b\u01b0\u1edbc t\u00f9y ch\u1ec9nh<\/a> C\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a Ever-Power \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi c\u00e1c k\u00eanh l\u00e0m m\u00e1t ph\u00f9 h\u1ee3p c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3 nh\u1eb1m gi\u1ea3m thi\u1ec3u th\u1eddi gian ph\u00f4i n\u1eb1m trong ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh.<\/p>\n<\/div>\n

\u2744\ufe0f<\/span><\/p>\n

Ng\u0103n ng\u1eeba s\u1ef1 k\u1ebft tinh nhi\u1ec7t th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i nhanh tr\u1ea1ng th\u00e1i v\u00f4 \u0111\u1ecbnh h\u00ecnh<\/h3>\n

Bi\u1ec7n ph\u00e1p ch\u1ed1ng l\u1ea1i s\u1ef1 k\u1ebft tinh nhi\u1ec7t l\u00e0 l\u00e0m ngu\u1ed9i nhanh PET n\u00f3ng ch\u1ea3y trong khu\u00f4n \u00e9p phun. Khi ch\u1ea5t n\u00f3ng ch\u1ea3y, \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 280 \u0111\u1ed9 C, ti\u1ebfp x\u00fac v\u1edbi th\u00e0nh khu\u00f4n \u0111\u01b0\u1ee3c l\u00e0m l\u1ea1nh \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1eeb 6 \u0111\u1ebfn 10 \u0111\u1ed9 C, n\u00f3 s\u1ebd \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i qua ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh ch\u1ec9 trong m\u1ed9t ph\u1ea7n nh\u1ecf c\u1ee7a gi\u00e2y. Qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i n\u00e0y di\u1ec5n ra nhanh \u0111\u1ebfn m\u1ee9c c\u00e1c chu\u1ed7i polymer b\u1ecb c\u1ed1 \u0111\u1ecbnh \u1edf c\u1ea5u h\u00ecnh v\u00f4 \u0111\u1ecbnh h\u00ecnh ng\u1eabu nhi\u00ean tr\u01b0\u1edbc khi ch\u00fang c\u00f3 th\u1eddi gian h\u00ecnh th\u00e0nh m\u1ea7m v\u00e0 ph\u00e1t tri\u1ec3n th\u00e0nh c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t s\u1ea3n ph\u1ea9m ti\u1ec1n ch\u1ebf ho\u00e0n to\u00e0n v\u00f4 \u0111\u1ecbnh h\u00ecnh, v\u00e0 do \u0111\u00f3 trong su\u1ed1t v\u1ec1 m\u1eb7t quang h\u1ecdc. Ch\u00eca kh\u00f3a \u0111\u1ec3 l\u00e0m ngu\u1ed9i th\u00e0nh c\u00f4ng l\u00e0 hi\u1ec7u qu\u1ea3 c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t khu\u00f4n. N\u01b0\u1edbc l\u00e0m m\u00e1t ph\u1ea3i \u0111\u01b0\u1ee3c cung c\u1ea5p \u1edf nhi\u1ec7t \u0111\u1ed9 \u0111\u1ee7 th\u1ea5p v\u00e0 v\u1edbi l\u01b0u l\u01b0\u1ee3ng \u0111\u1ee7 \u0111\u1ec3 duy tr\u00ec d\u00f2ng ch\u1ea3y r\u1ed1i, t\u1ed1i \u0111a h\u00f3a h\u1ec7 s\u1ed1 truy\u1ec1n nhi\u1ec7t. C\u00e1c k\u00eanh l\u00e0m m\u00e1t ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf l\u00e0 c\u00e1c k\u00eanh ph\u00f9 h\u1ee3p v\u1edbi \u0111\u01b0\u1eddng vi\u1ec1n c\u1ee7a khoang s\u1ea3n ph\u1ea9m ti\u1ec1n ch\u1ebf, \u0111\u1ea3m b\u1ea3o l\u00e0m m\u00e1t \u0111\u1ed3ng \u0111\u1ec1u tr\u00ean to\u00e0n b\u1ed9 b\u1ec1 m\u1eb7t. B\u1ea5t k\u1ef3 \u0111i\u1ec3m n\u00f3ng n\u00e0o tr\u00ean khu\u00f4n s\u1ebd t\u1ea1o ra m\u1ed9t v\u00f9ng c\u1ee5c b\u1ed9 c\u1ee7a s\u1ea3n ph\u1ea9m ti\u1ec1n ch\u1ebf ngu\u1ed9i ch\u1eadm h\u01a1n, cho ph\u00e9p s\u1ef1 k\u1ebft tinh nhi\u1ec7t x\u1ea3y ra. Th\u1eddi gian l\u00e0m ngu\u1ed9i tr\u00ean m\u00e1y ph\u1ea3i \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ee7 d\u00e0i \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o to\u00e0n b\u1ed9 ti\u1ebft di\u1ec7n c\u1ee7a ph\u00f4i, bao g\u1ed3m c\u1ea3 l\u00f5i, \u0111\u00e3 ngu\u1ed9i xu\u1ed1ng d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 chuy\u1ec3n pha th\u1ee7y tinh kho\u1ea3ng 75 \u0111\u1ed9 C tr\u01b0\u1edbc khi \u0111\u1ea9y ra. N\u1ebfu l\u00f5i \u0111\u01b0\u1ee3c \u0111\u1ea9y ra khi v\u1eabn c\u00f2n tr\u00ean nhi\u1ec7t \u0111\u1ed9 n\u00e0y, nhi\u1ec7t l\u01b0\u1ee3ng c\u00f2n l\u1ea1i s\u1ebd k\u00edch ho\u1ea1t qu\u00e1 tr\u00ecnh k\u1ebft tinh nhi\u1ec7t trong v\u00e0i gi\u00e2y sau khi \u0111\u1ea9y ra, t\u1ea1o ra ph\u00f4i b\u1ecb m\u1edd v\u00e0 d\u1eabn \u0111\u1ebfn bao b\u00ec c\u0169ng b\u1ecb m\u1edd. Tr\u00ean c\u00e1c m\u00e1y nh\u01b0... EP-HGY200-V4<\/a>Vi\u1ec7c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c th\u1eddi gian l\u00e0m ngu\u1ed9i v\u00e0 nhi\u1ec7t \u0111\u1ed9 khu\u00f4n l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec \u0111\u1ed9 trong su\u1ed1t v\u00f4 \u0111\u1ecbnh h\u00ecnh c\u1ee7a ph\u00f4i.<\/p>\n<\/div>\n<\/div>\n

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K\u1ebft tinh do bi\u1ebfn d\u1ea1ng: \u0110\u1ed9 k\u1ebft tinh c\u00f3 l\u1ee3i cho \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1eafn.<\/h2>\n

Trong khi k\u1ebft tinh nhi\u1ec7t c\u00f3 h\u1ea1i, k\u1ebft tinh do bi\u1ebfn d\u1ea1ng l\u00e0 c\u01a1 ch\u1ebf quan tr\u1ecdng t\u1ea1o n\u00ean \u0111\u1eb7c t\u00ednh hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a c\u00e1c th\u00f9ng ch\u1ee9a ISBM.<\/p>\n

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\ud83e\uddec<\/span>S\u1ef1 h\u00ecnh th\u00e0nh tinh th\u1ec3 nano trong qu\u00e1 tr\u00ecnh k\u00e9o gi\u00e3n hai tr\u1ee5c<\/h3>\n

Khi m\u1ed9t ph\u00f4i PET v\u00f4 \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n theo hai h\u01b0\u1edbng \u1edf nhi\u1ec7t \u0111\u1ed9 ngay tr\u00ean nhi\u1ec7t \u0111\u1ed9 chuy\u1ec3n pha th\u1ee7y tinh c\u1ee7a n\u00f3, c\u00e1c chu\u1ed7i polymer b\u1ecb bu\u1ed9c ph\u1ea3i du\u1ed7i th\u1eb3ng v\u00e0 s\u1eafp x\u1ebfp theo h\u01b0\u1edbng c\u1ee7a \u1ee9ng su\u1ea5t t\u00e1c d\u1ee5ng. Khi c\u00e1c chu\u1ed7i tr\u1edf n\u00ean \u0111\u1ecbnh h\u01b0\u1edbng cao v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i ch\u1eb7t ch\u1ebd v\u1edbi nhau, ch\u00fang t\u1ef1 \u0111\u1ed9ng h\u00ecnh th\u00e0nh m\u1ea7m v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c phi\u1ebfn tinh th\u1ec3 nh\u1ecf, \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i ch\u1eb7t ch\u1ebd. C\u00e1c tinh th\u1ec3 do bi\u1ebfn d\u1ea1ng g\u00e2y ra n\u00e0y v\u1ec1 c\u01a1 b\u1ea3n kh\u00e1c v\u1edbi c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u nhi\u1ec7t g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1edd \u0111\u1ee5c. Ch\u00fang c\u00f3 k\u00edch th\u01b0\u1edbc nano, th\u01b0\u1eddng ch\u1ec9 d\u00e0y v\u00e0i nanomet v\u00e0 d\u00e0i h\u00e0ng ch\u1ee5c nanomet. Quan tr\u1ecdng h\u01a1n, k\u00edch th\u01b0\u1edbc n\u00e0y nh\u1ecf h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi b\u01b0\u1edbc s\u00f3ng c\u1ee7a \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y. B\u1edfi v\u00ec c\u00e1c tinh th\u1ec3 nh\u1ecf h\u01a1n s\u00f3ng \u00e1nh s\u00e1ng truy\u1ec1n qua v\u1eadt li\u1ec7u, ch\u00fang kh\u00f4ng g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng \u0111\u00e1ng k\u1ec3. Do \u0111\u00f3, v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 c\u00f3 \u0111\u1ed9 k\u1ebft tinh cao m\u00e0 v\u1eabn trong su\u1ed1t tuy\u1ec7t v\u1eddi. \u0110\u00e2y l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p ngh\u1ecbch l\u00fd l\u00e0m cho ISBM tr\u1edf n\u00ean \u0111\u1ed9c \u0111\u00e1o so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd polymer kh\u00e1c. C\u00e1c tinh th\u1ec3 do bi\u1ebfn d\u1ea1ng g\u00e2y ra \u0111\u00f3ng vai tr\u00f2 nh\u01b0 c\u00e1c li\u00ean k\u1ebft ngang v\u1eadt l\u00fd gi\u1eefa c\u00e1c chu\u1ed7i polymer \u0111\u1ecbnh h\u01b0\u1edbng. Ch\u00fang kh\u00f3a c\u00e1c chu\u1ed7i l\u1ea1i v\u1edbi nhau, ng\u0103n ch\u00fang tr\u01b0\u1ee3t qua nhau d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a \u1ee9ng su\u1ea5t. \u0110\u00e2y l\u00e0 c\u01a1 s\u1edf ph\u00e2n t\u1eed cho s\u1ef1 gia t\u0103ng \u0111\u00e1ng k\u1ec3 v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o, kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng d\u1ebbo v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc m\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng hai tr\u1ee5c mang l\u1ea1i. C\u00e1c tinh th\u1ec3 c\u0169ng g\u1ea7n nh\u01b0 kh\u00f4ng th\u1ea5m kh\u00ed. C\u00e1c ph\u00e2n t\u1eed carbon dioxide v\u00e0 oxy kh\u00f4ng th\u1ec3 khu\u1ebfch t\u00e1n qua m\u1ea1ng tinh th\u1ec3 d\u00e0y \u0111\u1eb7c, c\u00f3 tr\u1eadt t\u1ef1. Do \u0111\u00f3, s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a c\u00e1c tinh th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra do bi\u1ebfn d\u1ea1ng l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng th\u1ea5m kh\u00ed c\u1ee7a th\u00e0nh bao b\u00ec, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gi\u1eef cacbonat v\u00e0 k\u00e9o d\u00e0i th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng c\u1ee7a s\u1ea3n ph\u1ea9m. M\u1ee9c \u0111\u1ed9 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n. T\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n cao h\u01a1n t\u1ea1o ra s\u1ef1 s\u1eafp x\u1ebfp chu\u1ed7i t\u1ed1t h\u01a1n v\u00e0 k\u1ebft tinh r\u1ed9ng r\u00e3i h\u01a1n. T\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n ph\u1eb3ng, t\u00edch c\u1ee7a t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n tr\u1ee5c v\u00e0 t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n xuy\u00ean t\u00e2m, l\u00e0 th\u00f4ng s\u1ed1 ki\u1ec3m so\u00e1t ch\u00ednh \u0111\u1ed1i v\u1edbi \u0111\u1ed9 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng. \u0110\u1ed1i v\u1edbi PET ti\u00eau chu\u1ea9n, t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n ph\u1eb3ng t\u1eeb 9 \u0111\u1ebfn 12 t\u1ea1o ra \u0111\u1ed9 k\u1ebft tinh t\u1ed1i \u01b0u cho h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng bao b\u00ec.<\/p>\n<\/div>\n<\/div>\n

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\u2696\ufe0f<\/span>C\u00e2n b\u1eb1ng \u0111\u1ed9 k\u1ebft tinh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 trong su\u1ed1t t\u1ed1i \u01b0u.<\/h3>\n

Th\u00f9ng ch\u1ee9a ISBM l\u00fd t\u01b0\u1edfng th\u1ec3 hi\u1ec7n s\u1ef1 c\u00e2n b\u1eb1ng c\u1ea9n th\u1eadn gi\u1eefa pha tinh th\u1ec3 v\u00e0 pha v\u00f4 \u0111\u1ecbnh h\u00ecnh. \u0110\u1ed9 tinh th\u1ec3 mang l\u1ea1i \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 c\u1ee9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng ch\u1eafn kh\u00ed. Pha v\u00f4 \u0111\u1ecbnh h\u00ecnh mang l\u1ea1i \u0111\u1ed9 dai, \u0111\u1ed9 linh ho\u1ea1t v\u00e0 \u0111\u1ed9 trong su\u1ed1t quang h\u1ecdc. N\u1ebfu \u0111\u1ed9 tinh th\u1ec3 qu\u00e1 th\u1ea5p, th\u00f9ng ch\u1ee9a s\u1ebd y\u1ebfu, d\u1ec5 b\u1ecb bi\u1ebfn d\u1ea1ng d\u1ebbo qu\u00e1 m\u1ee9c d\u01b0\u1edbi \u00e1p l\u1ef1c v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1eafn kh\u00ed k\u00e9m. N\u1ebfu \u0111\u1ed9 tinh th\u1ec3 qu\u00e1 cao, th\u00f9ng ch\u1ee9a c\u00f3 th\u1ec3 tr\u1edf n\u00ean gi\u00f2n v\u00e0 b\u1eaft \u0111\u1ea7u b\u1ecb m\u1edd \u0111\u1ee5c, do c\u00e1c tinh th\u1ec3 ph\u00e1t tri\u1ec3n \u0111\u1ebfn k\u00edch th\u01b0\u1edbc g\u1ea7n b\u1eb1ng b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng. \u0110\u1ed9 tinh th\u1ec3 h\u00f3a do bi\u1ebfn d\u1ea1ng t\u1ed1i \u01b0u cho chai PET \u0111\u1ef1ng n\u01b0\u1edbc gi\u1ea3i kh\u00e1t c\u00f3 ga ti\u00eau chu\u1ea9n th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng t\u1eeb 25 \u0111\u1ebfn 35 ph\u1ea7n tr\u0103m theo th\u1ec3 t\u00edch. M\u1ee9c \u0111\u1ed9 n\u00e0y \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua s\u1ef1 k\u1ebft h\u1ee3p th\u00edch h\u1ee3p gi\u1eefa t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n v\u00e0 nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n. Nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n r\u1ea5t quan tr\u1ecdng. N\u1ebfu ph\u00f4i \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n \u1edf nhi\u1ec7t \u0111\u1ed9 qu\u00e1 th\u1ea5p, c\u00e1c chu\u1ed7i polymer s\u1ebd thi\u1ebfu \u0111\u1ed9 linh \u0111\u1ed9ng c\u1ea7n thi\u1ebft \u0111\u1ec3 k\u1ebft tinh hi\u1ec7u qu\u1ea3, v\u00e0 th\u00f9ng ch\u1ee9a th\u00e0nh ph\u1ea9m s\u1ebd c\u00f3 \u0111\u1ed9 tinh th\u1ec3 th\u1ea5p v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh k\u00e9m. N\u1ebfu ph\u00f4i \u0111\u01b0\u1ee3c k\u00e9o gi\u00e3n \u1edf nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao, qu\u00e1 tr\u00ecnh k\u1ebft tinh nhi\u1ec7t c\u00f3 th\u1ec3 x\u1ea3y ra \u0111\u1ed3ng th\u1eddi v\u1edbi qu\u00e1 tr\u00ecnh k\u1ebft tinh do bi\u1ebfn d\u1ea1ng, t\u1ea1o ra h\u1ed7n h\u1ee3p c\u00e1c tinh th\u1ec3 nano c\u00f3 l\u1ee3i v\u00e0 c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u c\u00f3 h\u1ea1i l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng quang h\u1ecdc. Thanh k\u00e9o gi\u00e3n \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng servo v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t \u0111i\u1ec1u ki\u1ec7n ch\u00ednh x\u00e1c c\u1ee7a... EP-HGY150-V4-EV<\/a> Cho ph\u00e9p t\u1ed1i \u01b0u h\u00f3a \u0111\u1ed9c l\u1eadp nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n v\u00e0 t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n, \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u00e1i tinh th\u1ec3 ch\u00ednh x\u00e1c, mang l\u1ea1i s\u1ef1 k\u1ebft h\u1ee3p m\u1ee5c ti\u00eau gi\u1eefa \u0111\u1ed9 b\u1ec1n, kh\u1ea3 n\u0103ng ch\u1eafn v\u00e0 \u0111\u1ed9 trong su\u1ed1t cho t\u1eebng thi\u1ebft k\u1ebf bao b\u00ec v\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n

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\"M\u1eb7t<\/div>\n<\/div>\n

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Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 s\u1ef1 th\u00edch \u1ee9ng v\u1ec1 \u0111\u1ed9 k\u1ebft tinh \u0111\u1ed1i v\u1edbi rPET v\u00e0 c\u00e1c v\u1eadt li\u1ec7u thay th\u1ebf<\/h2>\n

T\u00ednh ch\u1ea5t k\u1ebft tinh c\u1ee7a PET t\u00e1i ch\u1ebf v\u00e0 c\u00e1c polyme t\u01b0\u01a1ng th\u00edch ISBM kh\u00e1c nhau so v\u1edbi PET nguy\u00ean sinh, \u0111\u00f2i h\u1ecfi ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh quy tr\u00ecnh c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u00e1i tinh th\u1ec3 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng bao b\u00ec mong mu\u1ed1n.<\/p>\n

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\u267b\ufe0f<\/span><\/p>\n

\u0110\u1ed9ng h\u1ecdc k\u1ebft tinh rPET v\u00e0 nh\u1eefng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng<\/h3>\n

PET t\u00e1i ch\u1ebf sau ti\u00eau d\u00f9ng th\u1ec3 hi\u1ec7n h\u00e0nh vi k\u1ebft tinh kh\u00e1c bi\u1ec7t so v\u1edbi nh\u1ef1a nguy\u00ean sinh. Chi\u1ec1u d\u00e0i chu\u1ed7i trung b\u00ecnh ng\u1eafn h\u01a1n c\u1ee7a rPET, do s\u1ef1 ph\u00e2n h\u1ee7y th\u1ee7y ph\u00e2n v\u00e0 nhi\u1ec7t x\u1ea3y ra trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng tr\u01b0\u1edbc \u0111\u00f3 v\u00e0 trong qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf, l\u00e0m t\u0103ng t\u00ednh linh \u0111\u1ed9ng c\u1ee7a c\u00e1c chu\u1ed7i polymer. T\u00ednh linh \u0111\u1ed9ng t\u0103ng l\u00ean n\u00e0y l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 c\u1ea3 k\u1ebft tinh nhi\u1ec7t v\u00e0 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng. T\u1eeb g\u00f3c \u0111\u1ed9 k\u1ebft tinh nhi\u1ec7t, rPET d\u1ec5 b\u1ecb m\u1edd \u0111\u1ee5c h\u01a1n trong b\u01b0\u1edbc \u00e9p phun. T\u1ed1c \u0111\u1ed9 l\u00e0m ngu\u1ed9i c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u00e0m ngu\u1ed9i rPET \u0111\u1ebfn tr\u1ea1ng th\u00e1i v\u00f4 \u0111\u1ecbnh h\u00ecnh c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i m\u1ea1nh h\u01a1n so v\u1edbi PET nguy\u00ean sinh. Nhi\u1ec7t \u0111\u1ed9 n\u01b0\u1edbc l\u00e0m m\u00e1t khu\u00f4n \u00e9p phun c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i \u1edf m\u1ee9c th\u1ea5p h\u01a1n trong ph\u1ea1m vi cho ph\u00e9p, v\u00e0 th\u1eddi gian l\u00e0m ngu\u1ed9i c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i k\u00e9o d\u00e0i. T\u1eeb g\u00f3c \u0111\u1ed9 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng, rPET k\u1ebft tinh nhanh h\u01a1n trong qu\u00e1 tr\u00ecnh k\u00e9o gi\u00e3n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 c\u00f3 l\u1ee3i n\u1ebfu \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd \u0111\u00fang c\u00e1ch. T\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n c\u00f3 th\u1ec3 gi\u1ea3m nh\u1eb9 trong khi v\u1eabn \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 k\u1ebft tinh m\u1ee5c ti\u00eau, gi\u00fap tr\u00e1nh v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n k\u00e9o gi\u00e3n t\u1ef1 nhi\u00ean gi\u1ea3m c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 ch\u1ec9 s\u1ed1 IV th\u1ea5p h\u01a1n. Tuy nhi\u00ean, nhi\u1ec7t \u0111\u1ed9 \u0111i\u1ec1u ki\u1ec7n ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn. \u0110\u1ed9ng h\u1ecdc k\u1ebft tinh nhanh h\u01a1n c\u1ee7a rPET c\u00f3 ngh\u0129a l\u00e0 kho\u1ea3ng th\u1eddi gian x\u1eed l\u00fd gi\u1eefa nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n t\u1ed1i \u01b0u v\u00e0 th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u k\u1ebft tinh nhi\u1ec7t h\u1eb9p h\u01a1n. Vi\u1ec7c phun b\u1eb1ng h\u1ec7 th\u1ed1ng servo v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ee7a... EP-HGY150-V4-EV<\/a> Ch\u00fang \u0111\u1eb7c bi\u1ec7t c\u00f3 gi\u00e1 tr\u1ecb trong vi\u1ec7c \u0111i\u1ec1u h\u01b0\u1edbng ph\u1ea1m vi h\u1eb9p n\u00e0y v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u00e1i tinh th\u1ec3 nh\u1ea5t qu\u00e1n v\u1edbi c\u00e1c ti\u1ec1n ch\u1ea5t c\u00f3 h\u00e0m l\u01b0\u1ee3ng rPET cao.<\/p>\n<\/div>\n

\ud83e\uddea<\/span><\/p>\n

Ki\u1ec3m so\u00e1t \u0111\u1ed9 k\u1ebft tinh trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ISBM c\u1ee7a PP v\u00e0 copolyester<\/h3>\n

Polypropylene k\u1ebft tinh nhanh h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi PET, \u0111i\u1ec1u n\u00e0y t\u1ea1o ra c\u1ea3 th\u00e1ch th\u1ee9c v\u00e0 c\u01a1 h\u1ed9i cho quy tr\u00ecnh ISBM. Vi\u1ec7c t\u1ea1o ra ph\u00f4i PP v\u00f4 \u0111\u1ecbnh h\u00ecnh th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u00e0m ngu\u1ed9i b\u1eb1ng khu\u00f4n \u00e9p phun kh\u00f3 h\u01a1n, v\u00e0 ph\u00f4i c\u00f3 th\u1ec3 v\u1ed1n d\u0129 c\u00f3 m\u1ee9c \u0111\u1ed9 k\u1ebft tinh cao h\u01a1n. \u0110\u1ed9 trong su\u1ed1t quang h\u1ecdc c\u1ee7a c\u00e1c h\u1ed9p \u0111\u1ef1ng PP s\u1ebd lu\u00f4n k\u00e9m h\u01a1n so v\u1edbi PET do k\u00edch th\u01b0\u1edbc tinh th\u1ec3 h\u00ecnh c\u1ea7u l\u1edbn h\u01a1n. Tuy nhi\u00ean, c\u00e1c lo\u1ea1i PP \u0111\u01b0\u1ee3c l\u00e0m trong b\u1eb1ng ch\u1ea5t t\u1ea1o m\u1ea7m c\u00f3 th\u1ec3 t\u1ea1o ra c\u1ea5u tr\u00fac tinh th\u1ec3 m\u1ecbn h\u01a1n, \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111\u1ed9 trong su\u1ed1t ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c cho c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f3ng g\u00f3i n\u00f3ng. T\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n c\u1ee7a PP ph\u1ea3i th\u1ea5p h\u01a1n so v\u1edbi PET, th\u01b0\u1eddng l\u00e0 6 \u0111\u1ebfn 8 m\u1eb7t ph\u1eb3ng, ph\u1ea3n \u00e1nh h\u00e0nh vi k\u1ebft tinh kh\u00e1c nhau c\u1ee7a v\u1eadt li\u1ec7u. \u0110\u1ed1i v\u1edbi c\u00e1c copolyester v\u00f4 \u0111\u1ecbnh h\u00ecnh nh\u01b0 PETG v\u00e0 Tritan, c\u00e1c c\u00e2n nh\u1eafc v\u1ec1 \u0111\u1ed9 k\u1ebft tinh v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 kh\u00e1c nhau. C\u00e1c v\u1eadt li\u1ec7u n\u00e0y kh\u00f4ng k\u1ebft tinh do nhi\u1ec7t ho\u1eb7c th\u00f4ng qua c\u00e1c c\u01a1 ch\u1ebf g\u00e2y ra b\u1edfi bi\u1ebfn d\u1ea1ng. Quy tr\u00ecnh ISBM cho c\u00e1c v\u1eadt li\u1ec7u n\u00e0y d\u1ef1a tr\u00ean \u0111\u1ecbnh h\u01b0\u1edbng hai tr\u1ee5c \u0111\u1ec3 cung c\u1ea5p \u0111\u1ed9 b\u1ec1n m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 \u0111\u00f3ng g\u00f3p c\u1ee7a \u0111\u1ed9 k\u1ebft tinh \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u1ec1n. Do \u0111\u00f3, c\u00e1c h\u1ed9p \u0111\u1ef1ng n\u00e0y \u00edt c\u1ee9ng h\u01a1n v\u00e0 c\u00f3 t\u00ednh ch\u1ea5t ch\u1eafn th\u1ea5p h\u01a1n so v\u1edbi PET \u0111\u1ecbnh h\u01b0\u1edbng, nh\u01b0ng ch\u00fang mang l\u1ea1i l\u1ee3i th\u1ebf v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch h\u00f3a h\u1ecdc. C\u00e1c th\u00f4ng s\u1ed1 x\u1eed l\u00fd, \u0111\u1eb7c bi\u1ec7t l\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111i\u1ec1u ch\u1ec9nh v\u00e0 t\u1ef7 l\u1ec7 k\u00e9o gi\u00e3n, ph\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc c\u1ee5 th\u1ec3 c\u1ee7a t\u1eebng lo\u1ea1i copolyester. EP-HGYS280-V6<\/a> V\u1edbi kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 m\u1edf r\u1ed9ng, thi\u1ebft b\u1ecb n\u00e0y \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c v\u1eadt li\u1ec7u \u0111a d\u1ea1ng n\u00e0y, cung c\u1ea5p kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a h\u01b0\u1edbng v\u00e0 h\u00ecnh th\u00e1i c\u1ee7a t\u1eebng lo\u1ea1i polymer.<\/p>\n<\/div>\n

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EP-HGY250-V4 v\u00e0 phi\u00ean b\u1ea3n nh\u1ecf g\u1ecdn. EP-BPET-70V4<\/a> Ch\u00fang \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc cao \u0111\u1ec3 mang l\u1ea1i h\u00ecnh th\u00e1i tinh th\u1ec3 nh\u1ea5t qu\u00e1n n\u00e0y tr\u00ean m\u1ecdi khoang v\u00e0 m\u1ecdi chu k\u1ef3. Vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c m\u00e1y m\u00f3c n\u00e0y v\u1edbi c\u00f4ng ngh\u1ec7 c\u1ee7a Ever-Power Khu\u00f4n th\u1ed5i k\u00e9o gi\u00e3n phun m\u1ed9t b\u01b0\u1edbc t\u00f9y ch\u1ec9nh<\/a> \u0110\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t khu\u00f4n v\u00e0 ki\u1ec3m so\u00e1t nhi\u1ec7t \u0111\u1ed9 c\u1ee7a m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng b\u1ed9 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac tinh th\u1ec3 m\u1ee5c ti\u00eau.<\/p>\n<\/div>\n<\/div>\n<\/div>\n

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\"C\u00e1c<\/div>\n<\/div>\n

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Ki\u1ec3m so\u00e1t \u0111\u1ed9 k\u1ebft tinh t\u1ed1i \u01b0u \u0111\u1ec3 \u0111\u1ea1t ch\u1ea5t l\u01b0\u1ee3ng bao b\u00ec ISBM ho\u00e0n h\u1ea3o.<\/h3>\n

\u0110\u1ed9 k\u1ebft tinh c\u1ee7a v\u1eadt li\u1ec7u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng chai ISBM th\u00f4ng qua hai c\u01a1 ch\u1ebf ri\u00eang bi\u1ec7t v\u00e0 \u0111\u1ed1i l\u1eadp. S\u1ef1 k\u1ebft tinh nhi\u1ec7t kh\u00f4ng ki\u1ec3m so\u00e1t, do ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 qu\u00e1 cao, t\u1ea1o ra c\u00e1c tinh th\u1ec3 h\u00ecnh c\u1ea7u l\u1edbn l\u00e0m t\u00e1n x\u1ea1 \u00e1nh s\u00e1ng v\u00e0 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1edd \u0111\u1ee5c, v\u1ea9n \u0111\u1ee5c, \u0111\u00e2y l\u00e0 m\u1ed9t khuy\u1ebft t\u1eadt ch\u1ea5t l\u01b0\u1ee3ng nghi\u00eam tr\u1ecdng. S\u1ef1 k\u1ebft tinh do bi\u1ebfn d\u1ea1ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y b\u1edfi s\u1ef1 k\u00e9o gi\u00e3n hai chi\u1ec1u \u1edf nhi\u1ec7t \u0111\u1ed9 t\u1ed1i \u01b0u, t\u1ea1o ra c\u00e1c tinh th\u1ec3 nano nh\u1ecf h\u01a1n b\u01b0\u1edbc s\u00f3ng \u00e1nh s\u00e1ng, gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 trong su\u1ed1t \u0111\u1ed3ng th\u1eddi t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc, kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng d\u1ebbo, hi\u1ec7u su\u1ea5t ch\u1eafn kh\u00ed v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c h\u00ecnh th\u00e1i tinh th\u1ec3 t\u1ed1i \u01b0u, c\u1ea7n ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c l\u1ecbch s\u1eed nhi\u1ec7t \u1edf m\u1ecdi giai \u0111o\u1ea1n: l\u00e0m ngu\u1ed9i nhanh \u0111\u1ebfn tr\u1ea1ng th\u00e1i v\u00f4 \u0111\u1ecbnh h\u00ecnh, \u0111i\u1ec1u ch\u1ec9nh ch\u00ednh x\u00e1c \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 k\u00e9o gi\u00e3n v\u00e0 k\u00e9o gi\u00e3n hai chi\u1ec1u \u1edf t\u1ef7 l\u1ec7 v\u00e0 nhi\u1ec7t \u0111\u1ed9 ch\u00ednh x\u00e1c. Ever-Power<\/a>, c\u00e1c n\u1ec1n t\u1ea3ng m\u00e1y m\u00f3c ti\u00ean ti\u1ebfn c\u1ee7a ch\u00fang t\u00f4i, bao g\u1ed3m c\u1ea3 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n servo. EP-HGY150-V4-EV<\/a>, c\u00f4ng su\u1ea5t cao EP-HGY250-V4-B<\/a>v\u00e0 s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o ch\u00ednh x\u00e1c c\u1ee7a ch\u00fang t\u00f4i Khu\u00f4n th\u1ed5i k\u00e9o gi\u00e3n phun m\u1ed9t b\u01b0\u1edbc t\u00f9y ch\u1ec9nh<\/a>Ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 mang l\u1ea1i kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t \u0111\u1ed9 k\u1ebft tinh ch\u00ednh x\u00e1c n\u00e0y, cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c t\u1ea1o ra c\u00e1c h\u1ed9p \u0111\u1ef1ng k\u1ebft h\u1ee3p \u0111\u1ed9 trong su\u1ed1t nh\u01b0 th\u1ee7y tinh v\u00e0 hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i, nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m l\u00e0m n\u00ean bao b\u00ec ISBM cao c\u1ea5p.<\/p>\n

Kh\u00e1m ph\u00e1 ISBM Machinery<\/a>
\nLi\u00ean h\u1ec7 v\u1edbi Nh\u00f3m Khoa h\u1ecdc Polyme<\/a>
\nG\u1eedi email cho \u0111\u1ed9i ng\u0169 b\u00e1n h\u00e0ng c\u1ee7a ch\u00fang t\u00f4i<\/a><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

Polymer Morphology and ISBM Performance How Does Material Crystallinity Affect ISBM Bottle Quality? A definitive polymer science guide explaining the dual role of amorphous quenching and strain-induced crystallization in determining optical clarity, mechanical strength, barrier properties, and dimensional stability of injection stretch blow molded containers. Crystallinity as the Master Morphological Variable in ISBM In the […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-801","post","type-post","status-publish","format-standard","hentry","category-product-catalog"],"_links":{"self":[{"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/posts\/801","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/comments?post=801"}],"version-history":[{"count":1,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/posts\/801\/revisions"}],"predecessor-version":[{"id":802,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/posts\/801\/revisions\/802"}],"wp:attachment":[{"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/media?parent=801"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/categories?post=801"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/isbmmolding.com\/vi\/wp-json\/wp\/v2\/tags?post=801"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}