CN111253722A - 一种发泡级改性聚乳酸及其制备方法 - Google Patents
一种发泡级改性聚乳酸及其制备方法 Download PDFInfo
- Publication number
- CN111253722A CN111253722A CN201910180506.8A CN201910180506A CN111253722A CN 111253722 A CN111253722 A CN 111253722A CN 201910180506 A CN201910180506 A CN 201910180506A CN 111253722 A CN111253722 A CN 111253722A
- Authority
- CN
- China
- Prior art keywords
- polylactic acid
- foaming
- percent
- antioxidant
- grade modified
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229920000747 poly(lactic acid) Polymers 0.000 title claims abstract description 133
- 239000004626 polylactic acid Substances 0.000 title claims abstract description 129
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000005187 foaming Methods 0.000 claims abstract description 37
- 239000004359 castor oil Substances 0.000 claims abstract description 32
- 235000019438 castor oil Nutrition 0.000 claims abstract description 32
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims abstract description 32
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 25
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 25
- 239000002667 nucleating agent Substances 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 15
- -1 dicarbonate organic peroxide Chemical class 0.000 claims abstract description 13
- 239000006260 foam Substances 0.000 claims abstract description 13
- 150000008301 phosphite esters Chemical class 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 38
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 22
- 229910021536 Zeolite Inorganic materials 0.000 claims description 21
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 21
- 239000010457 zeolite Substances 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 15
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- CSKKAINPUYTTRW-UHFFFAOYSA-N tetradecoxycarbonyloxy tetradecyl carbonate Chemical compound CCCCCCCCCCCCCCOC(=O)OOC(=O)OCCCCCCCCCCCCCC CSKKAINPUYTTRW-UHFFFAOYSA-N 0.000 claims description 8
- ZFTFAPZRGNKQPU-UHFFFAOYSA-N dicarbonic acid Chemical compound OC(=O)OC(O)=O ZFTFAPZRGNKQPU-UHFFFAOYSA-N 0.000 claims description 3
- 150000001451 organic peroxides Chemical class 0.000 claims description 3
- ZACVGCNKGYYQHA-UHFFFAOYSA-N 2-ethylhexoxycarbonyloxy 2-ethylhexyl carbonate Chemical compound CCCCC(CC)COC(=O)OOC(=O)OCC(CC)CCCC ZACVGCNKGYYQHA-UHFFFAOYSA-N 0.000 claims description 2
- PZRWFKGUFWPFID-UHFFFAOYSA-N 3,9-dioctadecoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Chemical compound C1OP(OCCCCCCCCCCCCCCCCCC)OCC21COP(OCCCCCCCCCCCCCCCCCC)OC2 PZRWFKGUFWPFID-UHFFFAOYSA-N 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 2
- QWVBGCWRHHXMRM-UHFFFAOYSA-N hexadecoxycarbonyloxy hexadecyl carbonate Chemical compound CCCCCCCCCCCCCCCCOC(=O)OOC(=O)OCCCCCCCCCCCCCCCC QWVBGCWRHHXMRM-UHFFFAOYSA-N 0.000 claims description 2
- WBHHMMIMDMUBKC-XLNAKTSKSA-N ricinelaidic acid Chemical compound CCCCCC[C@@H](O)C\C=C\CCCCCCCC(O)=O WBHHMMIMDMUBKC-XLNAKTSKSA-N 0.000 claims description 2
- 229960003656 ricinoleic acid Drugs 0.000 claims description 2
- FEUQNCSVHBHROZ-UHFFFAOYSA-N ricinoleic acid Natural products CCCCCCC(O[Si](C)(C)C)CC=CCCCCCCCC(=O)OC FEUQNCSVHBHROZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 abstract description 18
- 230000008569 process Effects 0.000 abstract description 7
- 150000003254 radicals Chemical class 0.000 abstract description 4
- 239000000155 melt Substances 0.000 abstract description 3
- 150000002978 peroxides Chemical class 0.000 abstract description 2
- 238000007348 radical reaction Methods 0.000 abstract description 2
- 238000009827 uniform distribution Methods 0.000 abstract description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 26
- 230000000052 comparative effect Effects 0.000 description 20
- 229910002092 carbon dioxide Inorganic materials 0.000 description 13
- 239000001569 carbon dioxide Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 10
- BEQKKZICTDFVMG-UHFFFAOYSA-N 1,2,3,4,6-pentaoxepane-5,7-dione Chemical compound O=C1OOOOC(=O)O1 BEQKKZICTDFVMG-UHFFFAOYSA-N 0.000 description 8
- 150000002148 esters Chemical class 0.000 description 8
- 239000004088 foaming agent Substances 0.000 description 8
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 239000002861 polymer material Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 3
- 150000001335 aliphatic alkanes Chemical class 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920006237 degradable polymer Polymers 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 210000000497 foam cell Anatomy 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical group CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009528 severe injury Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- UFTFJSFQGQCHQW-UHFFFAOYSA-N triformin Chemical compound O=COCC(OC=O)COC=O UFTFJSFQGQCHQW-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0023—Use of organic additives containing oxygen
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0038—Use of organic additives containing phosphorus
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
- C08J2201/03—Extrusion of the foamable blend
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/06—CO2, N2 or noble gases
-
- 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
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/08—Supercritical fluid
-
- 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
- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Emergency Medicine (AREA)
- Inorganic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Biological Depolymerization Polymers (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 对比例1 | 对比例2 | 对比例3 | 对比例4 | |
ρ (g/cm<sup>3</sup>) | 0.16 | 0.08 | 0.12 | 0.18 | 1.21 | 0.41 | 0.28 | 0.32 |
X<sub>c</sub> (%) | 23.7 | 28.5 | 35.6 | 37.1 | 2.3% | 20.8 | 32.7 | 23.8 |
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910180506.8A CN111253722B (zh) | 2019-03-11 | 2019-03-11 | 一种发泡级改性聚乳酸及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910180506.8A CN111253722B (zh) | 2019-03-11 | 2019-03-11 | 一种发泡级改性聚乳酸及其制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111253722A true CN111253722A (zh) | 2020-06-09 |
CN111253722B CN111253722B (zh) | 2022-10-04 |
Family
ID=70923796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910180506.8A Active CN111253722B (zh) | 2019-03-11 | 2019-03-11 | 一种发泡级改性聚乳酸及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111253722B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112920565A (zh) * | 2021-01-30 | 2021-06-08 | 汕头市三马塑胶制品有限公司 | 一种高熔体强度生物降解聚酯材料及其制备方法 |
CN114456552A (zh) * | 2022-02-25 | 2022-05-10 | 复旦大学 | 一种利用二维沸石提高聚合物结晶温度和韧性的方法 |
CN115073902A (zh) * | 2022-06-20 | 2022-09-20 | 东华能源(宁波)新材料有限公司 | 一种绿色环保的轻质保温聚乳酸发泡材料的制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103923268A (zh) * | 2014-04-02 | 2014-07-16 | 合肥杰事杰新材料股份有限公司 | 一种熔体自由基接枝长支链聚乳酸及其制备方法 |
CN104024314A (zh) * | 2011-12-13 | 2014-09-03 | 乐金华奥斯有限公司 | 利用交联的聚乳酸的发泡片及其制备方法 |
CN105219044A (zh) * | 2015-10-30 | 2016-01-06 | 宁波家塑生物材料科技有限公司 | 一种全生物降解耐热聚乳酸发泡材料及其制备方法 |
CN107011542A (zh) * | 2017-05-31 | 2017-08-04 | 三斯达(江苏)环保科技有限公司 | 一种可生物降解的发泡材料及其制备方法 |
CN107011545A (zh) * | 2017-05-24 | 2017-08-04 | 武汉绿舟环保科技有限公司 | 一种生物全降解树脂及其制备方法和应用 |
CN108239386A (zh) * | 2016-12-26 | 2018-07-03 | 万华化学集团股份有限公司 | 一种挤出发泡热塑性聚氨酯弹性体粒子及其制备方法 |
-
2019
- 2019-03-11 CN CN201910180506.8A patent/CN111253722B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104024314A (zh) * | 2011-12-13 | 2014-09-03 | 乐金华奥斯有限公司 | 利用交联的聚乳酸的发泡片及其制备方法 |
CN103923268A (zh) * | 2014-04-02 | 2014-07-16 | 合肥杰事杰新材料股份有限公司 | 一种熔体自由基接枝长支链聚乳酸及其制备方法 |
CN105219044A (zh) * | 2015-10-30 | 2016-01-06 | 宁波家塑生物材料科技有限公司 | 一种全生物降解耐热聚乳酸发泡材料及其制备方法 |
CN108239386A (zh) * | 2016-12-26 | 2018-07-03 | 万华化学集团股份有限公司 | 一种挤出发泡热塑性聚氨酯弹性体粒子及其制备方法 |
CN107011545A (zh) * | 2017-05-24 | 2017-08-04 | 武汉绿舟环保科技有限公司 | 一种生物全降解树脂及其制备方法和应用 |
CN107011542A (zh) * | 2017-05-31 | 2017-08-04 | 三斯达(江苏)环保科技有限公司 | 一种可生物降解的发泡材料及其制备方法 |
Non-Patent Citations (1)
Title |
---|
黄家祥: "《蓖麻 向日葵 胡麻施肥技术》", 31 March 2001, 金盾出版社 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112920565A (zh) * | 2021-01-30 | 2021-06-08 | 汕头市三马塑胶制品有限公司 | 一种高熔体强度生物降解聚酯材料及其制备方法 |
CN114456552A (zh) * | 2022-02-25 | 2022-05-10 | 复旦大学 | 一种利用二维沸石提高聚合物结晶温度和韧性的方法 |
CN114456552B (zh) * | 2022-02-25 | 2023-08-04 | 复旦大学 | 一种利用二维沸石提高聚合物结晶温度和韧性的方法 |
CN115073902A (zh) * | 2022-06-20 | 2022-09-20 | 东华能源(宁波)新材料有限公司 | 一种绿色环保的轻质保温聚乳酸发泡材料的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN111253722B (zh) | 2022-10-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111253722B (zh) | 一种发泡级改性聚乳酸及其制备方法 | |
CN102675842B (zh) | 聚乳酸发泡材料及其制备方法 | |
CN113861635A (zh) | 一种淀粉改性pbat/pla生物降解塑料薄膜及其制备方法 | |
CN107286475B (zh) | 一种聚丙烯发泡材料及其制备方法 | |
CN110591309B (zh) | 一种可生物降解的发泡塑料复合材料及其制备方法与应用 | |
CN101868496A (zh) | 防火的可发性苯乙烯聚合物及其制备方法 | |
CN109294187A (zh) | 一种全生物基聚乳酸发泡材料及其制备方法 | |
CN113025002B (zh) | 一种可降解发泡材料及其制备方法 | |
CN105461967B (zh) | 一种轻质淀粉基高韧性复合发泡材料 | |
CN112940468B (zh) | 一种聚乳酸基发泡粒子及其制备方法 | |
WO2011141573A1 (en) | Biodegradable pellets foamed by irradiation | |
CN103554858B (zh) | 聚乳酸/粘土纳米复合材料及其制备方法和制备发泡制品的方法 | |
CN107057303A (zh) | 一种共混改性芳香族聚酯微孔发泡材料及其制备方法 | |
CN105670137A (zh) | 一种聚丁烯发泡材料及其制备方法 | |
CN1382179A (zh) | 可发泡的烯烃珠粒聚合物 | |
CN114989581B (zh) | 一种生物可降解聚乳酸发泡粒子及其制备方法 | |
CN109867638B (zh) | 一种耐热聚乳酸连续挤出发泡材料及其制备方法 | |
CN1297606C (zh) | 全降解聚甲基乙撑碳酸酯发泡材料及其制备方法 | |
CN113265125A (zh) | 一种发泡级全生物基全降解聚乳酸及其制备方法 | |
CN112266590A (zh) | 一种聚乳酸/微晶纤维素复合发泡片材及其制备方法 | |
CN115594880A (zh) | 具有缓控释氧功能的活性淀粉基发泡板材及其制备方法与应用 | |
CN113788980B (zh) | 一种预溶胀连续挤出发泡聚乳酸材料及其制备方法与应用 | |
CN114907680A (zh) | 一种可回收型水溶降解发泡材料及其制备方法 | |
CN112876828A (zh) | 一种可降解电子薄膜及其制备方法 | |
CN113265128B (zh) | 一种发泡级全降解聚乳酸及其制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A foaming grade modified polylactic acid and its preparation method Effective date of registration: 20230113 Granted publication date: 20221004 Pledgee: Industrial Bank Co.,Ltd. Shantou branch Pledgor: SAMMA PLASTIC INDUSTRY CO.,LTD. Registration number: Y2023440000009 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231123 Granted publication date: 20221004 Pledgee: Industrial Bank Co.,Ltd. Shantou branch Pledgor: SAMMA PLASTIC INDUSTRY CO.,LTD. Registration number: Y2023440000009 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A foaming grade modified polylactic acid and its preparation method Effective date of registration: 20231130 Granted publication date: 20221004 Pledgee: Industrial Bank Co.,Ltd. Shantou branch Pledgor: SAMMA PLASTIC INDUSTRY CO.,LTD. Registration number: Y2023980068557 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |