CN114685961B - 一种改性聚乳酸薄膜材料 - Google Patents
一种改性聚乳酸薄膜材料 Download PDFInfo
- Publication number
- CN114685961B CN114685961B CN202011590451.7A CN202011590451A CN114685961B CN 114685961 B CN114685961 B CN 114685961B CN 202011590451 A CN202011590451 A CN 202011590451A CN 114685961 B CN114685961 B CN 114685961B
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- polylactic acid
- lignin
- plla
- film material
- modified
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Links
- 229920006381 polylactic acid film Polymers 0.000 title claims abstract description 63
- 239000000463 material Substances 0.000 title claims abstract description 61
- JVTAAEKCZFNVCJ-REOHCLBHSA-N L-lactic acid Chemical compound C[C@H](O)C(O)=O JVTAAEKCZFNVCJ-REOHCLBHSA-N 0.000 claims abstract description 117
- 229920005610 lignin Polymers 0.000 claims abstract description 61
- 229920001732 Lignosulfonate Polymers 0.000 claims abstract description 57
- 235000019357 lignosulphonate Nutrition 0.000 claims abstract description 57
- JJTUDXZGHPGLLC-IMJSIDKUSA-N 4511-42-6 Chemical compound C[C@@H]1OC(=O)[C@H](C)OC1=O JJTUDXZGHPGLLC-IMJSIDKUSA-N 0.000 claims abstract description 28
- 229920001432 poly(L-lactide) Polymers 0.000 claims abstract description 26
- 238000002156 mixing Methods 0.000 claims abstract description 25
- CYDQOEWLBCCFJZ-UHFFFAOYSA-N 4-(4-fluorophenyl)oxane-4-carboxylic acid Chemical compound C=1C=C(F)C=CC=1C1(C(=O)O)CCOCC1 CYDQOEWLBCCFJZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- KLDXJTOLSGUMSJ-JGWLITMVSA-N Isosorbide Chemical compound O[C@@H]1CO[C@@H]2[C@@H](O)CO[C@@H]21 KLDXJTOLSGUMSJ-JGWLITMVSA-N 0.000 claims abstract description 15
- 229960002479 isosorbide Drugs 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 15
- 239000001540 sodium lactate Substances 0.000 claims abstract description 15
- 229940005581 sodium lactate Drugs 0.000 claims abstract description 15
- 235000011088 sodium lactate Nutrition 0.000 claims abstract description 15
- 238000001125 extrusion Methods 0.000 claims abstract description 7
- 238000005469 granulation Methods 0.000 claims abstract description 4
- 230000003179 granulation Effects 0.000 claims abstract description 4
- 239000000047 product Substances 0.000 claims description 22
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 12
- 238000001291 vacuum drying Methods 0.000 claims description 12
- 238000006277 sulfonation reaction Methods 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 9
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 claims description 8
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000007664 blowing Methods 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 7
- 238000012986 modification Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 7
- 238000001694 spray drying Methods 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 239000003607 modifier Substances 0.000 claims description 5
- 239000003513 alkali Substances 0.000 claims description 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims description 4
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000035484 reaction time Effects 0.000 claims description 3
- 235000013305 food Nutrition 0.000 claims description 2
- 235000010265 sodium sulphite Nutrition 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 239000004626 polylactic acid Substances 0.000 abstract description 35
- 229920000747 poly(lactic acid) Polymers 0.000 abstract description 34
- 238000010096 film blowing Methods 0.000 abstract description 10
- 238000011065 in-situ storage Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000004014 plasticizer Substances 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 6
- 238000003786 synthesis reaction Methods 0.000 abstract description 5
- 230000002209 hydrophobic effect Effects 0.000 abstract description 3
- 238000006555 catalytic reaction Methods 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 21
- 230000009477 glass transition Effects 0.000 description 20
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 238000012512 characterization method Methods 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000000967 suction filtration Methods 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 240000008042 Zea mays Species 0.000 description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 3
- 235000005822 corn Nutrition 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- -1 polybutylene adipate terephthalate Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010902 straw Substances 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- ZFOZVQLOBQUTQQ-UHFFFAOYSA-N Tributyl citrate Chemical compound CCCCOC(=O)CC(O)(C(=O)OCCCC)CC(=O)OCCCC ZFOZVQLOBQUTQQ-UHFFFAOYSA-N 0.000 description 2
- 241001464837 Viridiplantae Species 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000004629 polybutylene adipate terephthalate Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 244000061456 Solanum tuberosum Species 0.000 description 1
- 235000002595 Solanum tuberosum Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000000845 anti-microbial effect Effects 0.000 description 1
- 229920002988 biodegradable polymer Polymers 0.000 description 1
- 239000004621 biodegradable polymer Substances 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 239000012620 biological material Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000013520 petroleum-based product Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000012745 toughening agent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/68—Polyesters containing atoms other than carbon, hydrogen and oxygen
- C08G63/688—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur
- C08G63/6882—Polyesters containing atoms other than carbon, hydrogen and oxygen containing sulfur derived from hydroxy carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H6/00—Macromolecular compounds derived from lignin, e.g. tannins, humic acids
-
- 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
-
- 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
- C08J2487/00—Characterised by the use of unspecified macromolecular compounds, obtained otherwise than by polymerisation reactions only involving unsaturated carbon-to-carbon bonds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Biological Depolymerization Polymers (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
Claims (15)
Priority Applications (1)
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CN202011590451.7A CN114685961B (zh) | 2020-12-29 | 2020-12-29 | 一种改性聚乳酸薄膜材料 |
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CN202011590451.7A CN114685961B (zh) | 2020-12-29 | 2020-12-29 | 一种改性聚乳酸薄膜材料 |
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CN114685961A CN114685961A (zh) | 2022-07-01 |
CN114685961B true CN114685961B (zh) | 2024-04-05 |
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Families Citing this family (1)
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CN115678069A (zh) * | 2022-11-22 | 2023-02-03 | 浙江理工大学 | 聚乳酸/低聚乳酸修饰超支化木质素复合膜及其制备方法 |
Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4100155A (en) * | 1976-01-30 | 1978-07-11 | G. A. Serlachius Oy | Method of condensing and/or polymerizing sulfonated lignin containing materials |
US4861376A (en) * | 1988-11-10 | 1989-08-29 | Hercules Incorporated | High-solids alkyl ketene dimer dispersion |
WO2002059202A1 (en) * | 2001-01-25 | 2002-08-01 | Novamont S.P.A. | A ternary mixture of biodegradable polyesters and products obtained therefrom |
JP2004131726A (ja) * | 2002-09-18 | 2004-04-30 | Asahi Kasei Life & Living Corp | 生分解性艶消しフィルム |
CN101210033A (zh) * | 2007-12-21 | 2008-07-02 | 武汉工程大学 | 一种植物纤维原料综合利用技术 |
CN102850740A (zh) * | 2012-09-04 | 2013-01-02 | 华南理工大学 | 丙交酯接枝植物纤维增强聚乳酸复合材料的制备方法 |
CN104387732A (zh) * | 2014-11-13 | 2015-03-04 | 中国科学院长春应用化学研究所 | 一种透明抗撕裂聚乳酸生物降解薄膜及其制备方法 |
CN106280336A (zh) * | 2016-08-30 | 2017-01-04 | 江苏六鑫科教仪器设备有限公司 | 一种环境友好生物降解型教学模型用塑料及其制备方法 |
CN106279874A (zh) * | 2016-08-10 | 2017-01-04 | 吴迪 | 一种木质素基聚乙烯材料的制备方法 |
CN108373560A (zh) * | 2018-02-05 | 2018-08-07 | 高源� | 一种透明性易降解高分子包装材料及其制备方法 |
CN108948689A (zh) * | 2017-05-17 | 2018-12-07 | 济宁明升新材料有限公司 | 一种反应挤出法改性聚乳酸-木质素复合材料及制备方法 |
CN109504052A (zh) * | 2018-12-13 | 2019-03-22 | 湖南绿燊环保科技有限公司 | 用于改性聚乳酸的生物质增韧剂及其制备方法、改性聚乳酸及其制备方法 |
CN109627453A (zh) * | 2018-12-12 | 2019-04-16 | 怀化学院 | 用于聚乳酸的阻燃剂、阻燃聚乳酸材料及其制备方法 |
CN109894109A (zh) * | 2017-12-08 | 2019-06-18 | 中国石油化工股份有限公司 | 一种由乳酸制备丙交酯的催化剂及由乳酸制备丙交酯的方法 |
CN110078938A (zh) * | 2019-05-23 | 2019-08-02 | 中国林业科学研究院林产化学工业研究所 | 一种水溶性木质素基链转移剂及其制备方法 |
CN110130094A (zh) * | 2019-04-25 | 2019-08-16 | 东华大学 | 活化植物纤维及其制备方法和在聚乳酸复合材料中的应用 |
CN110408180A (zh) * | 2019-08-19 | 2019-11-05 | 南京工业大学 | 一种木质素-淀粉组合母粒复合的生物降解聚酯材料及其制备方法 |
CN110964301A (zh) * | 2019-11-15 | 2020-04-07 | 湖南骏泰新材料科技有限责任公司 | 一种木质素基阻燃可生物降解聚乳酸薄膜及其制备方法 |
-
2020
- 2020-12-29 CN CN202011590451.7A patent/CN114685961B/zh active Active
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4100155A (en) * | 1976-01-30 | 1978-07-11 | G. A. Serlachius Oy | Method of condensing and/or polymerizing sulfonated lignin containing materials |
US4861376A (en) * | 1988-11-10 | 1989-08-29 | Hercules Incorporated | High-solids alkyl ketene dimer dispersion |
WO2002059202A1 (en) * | 2001-01-25 | 2002-08-01 | Novamont S.P.A. | A ternary mixture of biodegradable polyesters and products obtained therefrom |
JP2004131726A (ja) * | 2002-09-18 | 2004-04-30 | Asahi Kasei Life & Living Corp | 生分解性艶消しフィルム |
CN101210033A (zh) * | 2007-12-21 | 2008-07-02 | 武汉工程大学 | 一种植物纤维原料综合利用技术 |
CN102850740A (zh) * | 2012-09-04 | 2013-01-02 | 华南理工大学 | 丙交酯接枝植物纤维增强聚乳酸复合材料的制备方法 |
CN104387732A (zh) * | 2014-11-13 | 2015-03-04 | 中国科学院长春应用化学研究所 | 一种透明抗撕裂聚乳酸生物降解薄膜及其制备方法 |
CN106279874A (zh) * | 2016-08-10 | 2017-01-04 | 吴迪 | 一种木质素基聚乙烯材料的制备方法 |
CN106280336A (zh) * | 2016-08-30 | 2017-01-04 | 江苏六鑫科教仪器设备有限公司 | 一种环境友好生物降解型教学模型用塑料及其制备方法 |
CN108948689A (zh) * | 2017-05-17 | 2018-12-07 | 济宁明升新材料有限公司 | 一种反应挤出法改性聚乳酸-木质素复合材料及制备方法 |
CN109894109A (zh) * | 2017-12-08 | 2019-06-18 | 中国石油化工股份有限公司 | 一种由乳酸制备丙交酯的催化剂及由乳酸制备丙交酯的方法 |
CN108373560A (zh) * | 2018-02-05 | 2018-08-07 | 高源� | 一种透明性易降解高分子包装材料及其制备方法 |
CN109627453A (zh) * | 2018-12-12 | 2019-04-16 | 怀化学院 | 用于聚乳酸的阻燃剂、阻燃聚乳酸材料及其制备方法 |
CN109504052A (zh) * | 2018-12-13 | 2019-03-22 | 湖南绿燊环保科技有限公司 | 用于改性聚乳酸的生物质增韧剂及其制备方法、改性聚乳酸及其制备方法 |
CN110130094A (zh) * | 2019-04-25 | 2019-08-16 | 东华大学 | 活化植物纤维及其制备方法和在聚乳酸复合材料中的应用 |
CN110078938A (zh) * | 2019-05-23 | 2019-08-02 | 中国林业科学研究院林产化学工业研究所 | 一种水溶性木质素基链转移剂及其制备方法 |
CN110408180A (zh) * | 2019-08-19 | 2019-11-05 | 南京工业大学 | 一种木质素-淀粉组合母粒复合的生物降解聚酯材料及其制备方法 |
CN110964301A (zh) * | 2019-11-15 | 2020-04-07 | 湖南骏泰新材料科技有限责任公司 | 一种木质素基阻燃可生物降解聚乳酸薄膜及其制备方法 |
Non-Patent Citations (1)
Title |
---|
聚乳酸基生物降解共混物的制备及应用;***;胡广;任杰;;塑料;20170418(02);第131-135页 * |
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