CN110283343A - 一种高强度高延展性的聚乳酸薄膜材料及其制备方法 - Google Patents
一种高强度高延展性的聚乳酸薄膜材料及其制备方法 Download PDFInfo
- Publication number
- CN110283343A CN110283343A CN201910396426.6A CN201910396426A CN110283343A CN 110283343 A CN110283343 A CN 110283343A CN 201910396426 A CN201910396426 A CN 201910396426A CN 110283343 A CN110283343 A CN 110283343A
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- Prior art keywords
- polylactic acid
- film material
- acid film
- preparation
- stretching device
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- Granted
Links
- 229920006381 polylactic acid film Polymers 0.000 title claims abstract description 55
- 239000000463 material Substances 0.000 title claims abstract description 54
- 238000002360 preparation method Methods 0.000 title claims abstract description 19
- 239000004626 polylactic acid Substances 0.000 claims abstract description 39
- 229920000747 poly(lactic acid) Polymers 0.000 claims abstract description 36
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000008569 process Effects 0.000 claims abstract description 10
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 5
- 238000001816 cooling Methods 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000010791 quenching Methods 0.000 claims description 5
- 230000000171 quenching effect Effects 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 239000006071 cream Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000000052 comparative effect Effects 0.000 description 16
- 239000010408 film Substances 0.000 description 14
- 239000013078 crystal Substances 0.000 description 10
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 8
- 238000007334 copolymerization reaction Methods 0.000 description 4
- 230000006698 induction Effects 0.000 description 4
- 238000004736 wide-angle X-ray diffraction Methods 0.000 description 4
- 238000011031 large-scale manufacturing process Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 239000004970 Chain extender Substances 0.000 description 2
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 2
- 238000002835 absorbance Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 239000004599 antimicrobial Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 229930002875 chlorophyll Natural products 0.000 description 1
- 235000019804 chlorophyll Nutrition 0.000 description 1
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000010128 melt processing Methods 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000005501 phase interface Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920001610 polycaprolactone Polymers 0.000 description 1
- 239000004632 polycaprolactone Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 238000010094 polymer processing Methods 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
Claims (10)
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CN201910396426.6A CN110283343B (zh) | 2019-05-14 | 2019-05-14 | 一种高强度高延展性的聚乳酸薄膜材料及其制备方法 |
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CN201910396426.6A CN110283343B (zh) | 2019-05-14 | 2019-05-14 | 一种高强度高延展性的聚乳酸薄膜材料及其制备方法 |
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CN110283343A true CN110283343A (zh) | 2019-09-27 |
CN110283343B CN110283343B (zh) | 2022-02-08 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111673969A (zh) * | 2020-06-17 | 2020-09-18 | 中国科学技术大学 | 一种高抗冲击强度聚乳酸透明材料及其制备方法 |
CN113276377A (zh) * | 2021-05-26 | 2021-08-20 | 广东工业大学 | 一种高强高韧聚苯乙烯薄膜的制备方法 |
CN114350128A (zh) * | 2022-01-13 | 2022-04-15 | 中国科学院长春应用化学研究所 | 一种增强增韧的聚乳酸材料及其制备方法 |
CN114773644A (zh) * | 2022-04-26 | 2022-07-22 | 四川大学 | 一种低介电常数和高强韧的聚乳酸多孔薄膜及其制备方法 |
CN115785495A (zh) * | 2022-06-01 | 2023-03-14 | 四川大学 | 一种兼具高导电性与刚韧平衡聚乳酸复合薄膜及制备方法 |
WO2023093336A1 (zh) | 2021-11-29 | 2023-06-01 | 南通醋酸纤维有限公司 | 一种生物降解材料及其薄膜制品和应用 |
CN119897989A (zh) * | 2025-03-31 | 2025-04-29 | 中国科学技术大学 | 一种高抗冲击强度聚乳酸材料的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5443780A (en) * | 1992-07-09 | 1995-08-22 | Shimadzu Corporation | Oriented films of polylactic acid and methods of producing same |
CN104908329A (zh) * | 2015-05-27 | 2015-09-16 | 广东工业大学 | 一种高结晶度双向高力学强度的聚乳酸薄膜的制备方法 |
CN105479707A (zh) * | 2015-11-24 | 2016-04-13 | 四川大学 | 一种增强增韧聚乳酸的制备方法 |
CN109648881A (zh) * | 2018-12-18 | 2019-04-19 | 广东工业大学 | 一种透明聚乳酸薄膜及其制备方法和应用 |
-
2019
- 2019-05-14 CN CN201910396426.6A patent/CN110283343B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5443780A (en) * | 1992-07-09 | 1995-08-22 | Shimadzu Corporation | Oriented films of polylactic acid and methods of producing same |
CN104908329A (zh) * | 2015-05-27 | 2015-09-16 | 广东工业大学 | 一种高结晶度双向高力学强度的聚乳酸薄膜的制备方法 |
CN105479707A (zh) * | 2015-11-24 | 2016-04-13 | 四川大学 | 一种增强增韧聚乳酸的制备方法 |
CN109648881A (zh) * | 2018-12-18 | 2019-04-19 | 广东工业大学 | 一种透明聚乳酸薄膜及其制备方法和应用 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111673969A (zh) * | 2020-06-17 | 2020-09-18 | 中国科学技术大学 | 一种高抗冲击强度聚乳酸透明材料及其制备方法 |
CN113276377A (zh) * | 2021-05-26 | 2021-08-20 | 广东工业大学 | 一种高强高韧聚苯乙烯薄膜的制备方法 |
WO2023093336A1 (zh) | 2021-11-29 | 2023-06-01 | 南通醋酸纤维有限公司 | 一种生物降解材料及其薄膜制品和应用 |
CN114350128A (zh) * | 2022-01-13 | 2022-04-15 | 中国科学院长春应用化学研究所 | 一种增强增韧的聚乳酸材料及其制备方法 |
CN114773644A (zh) * | 2022-04-26 | 2022-07-22 | 四川大学 | 一种低介电常数和高强韧的聚乳酸多孔薄膜及其制备方法 |
CN114773644B (zh) * | 2022-04-26 | 2023-08-15 | 四川大学 | 一种低介电常数和高强韧的聚乳酸多孔薄膜及其制备方法 |
CN115785495A (zh) * | 2022-06-01 | 2023-03-14 | 四川大学 | 一种兼具高导电性与刚韧平衡聚乳酸复合薄膜及制备方法 |
CN119897989A (zh) * | 2025-03-31 | 2025-04-29 | 中国科学技术大学 | 一种高抗冲击强度聚乳酸材料的制备方法 |
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