CN113956640B - 一种生物降解pla薄膜及其制备方法 - Google Patents
一种生物降解pla薄膜及其制备方法 Download PDFInfo
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- CN113956640B CN113956640B CN202111526772.5A CN202111526772A CN113956640B CN 113956640 B CN113956640 B CN 113956640B CN 202111526772 A CN202111526772 A CN 202111526772A CN 113956640 B CN113956640 B CN 113956640B
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- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 58
- QLZHNIAADXEJJP-UHFFFAOYSA-N Phenylphosphonic acid Chemical compound OP(O)(=O)C1=CC=CC=C1 QLZHNIAADXEJJP-UHFFFAOYSA-N 0.000 claims abstract description 43
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- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims abstract description 12
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- FHUDZSGRYLAEKR-UHFFFAOYSA-N 3-hydroxybutanoic acid;4-hydroxybutanoic acid Chemical compound CC(O)CC(O)=O.OCCCC(O)=O FHUDZSGRYLAEKR-UHFFFAOYSA-N 0.000 description 3
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- ZMOYKXGKXOYQHO-UHFFFAOYSA-N 2-(2-acetyloxy-2-oxoethyl)-4-butoxy-2-hydroxy-4-oxobutanoic acid Chemical compound CCCCOC(=O)CC(O)(C(O)=O)CC(=O)OC(C)=O ZMOYKXGKXOYQHO-UHFFFAOYSA-N 0.000 description 2
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- 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 description 2
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- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
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- QZCLKYGREBVARF-UHFFFAOYSA-N Acetyl tributyl citrate Chemical compound CCCCOC(=O)CC(C(=O)OCCCC)(OC(C)=O)CC(=O)OCCCC QZCLKYGREBVARF-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- 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
-
- 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
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1535—Five-membered rings
- C08K5/1539—Cyclic anhydrides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Biological Depolymerization Polymers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114854178B (zh) * | 2022-05-25 | 2023-05-02 | 宁波勤邦新材料科技有限公司 | 一种光学胶离型膜基膜及其制作方法 |
CN119677821A (zh) * | 2022-09-02 | 2025-03-21 | Omya国际股份公司 | 用于聚乳酸配制剂的成核剂 |
CN115678231A (zh) * | 2022-11-14 | 2023-02-03 | 上海经海纬象生物材料有限公司 | 一种可降解热收缩膜及其制备方法 |
CN116082709B (zh) * | 2023-03-04 | 2024-12-13 | 道恩周氏(青岛)复合包装材料有限公司 | 一种无机成核剂及其制备方法及耐热聚乳酸 |
CN117183532A (zh) * | 2023-10-07 | 2023-12-08 | 中国科学院长春应用化学研究所 | 一种生物降解包装材料及其制备方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011030822A1 (ja) * | 2009-09-09 | 2011-03-17 | 日産化学工業株式会社 | ホスホン酸金属塩の製造方法及びホスホン酸金属塩を含む熱可塑性樹脂組成物 |
CN102086285A (zh) * | 2010-12-09 | 2011-06-08 | 中山大学 | 一种对聚丙烯具有高β成核作用的蛋壳填料及其制备方法 |
CN102212257A (zh) * | 2011-04-11 | 2011-10-12 | 中国科学院长春应用化学研究所 | 一种碳酸钙负载聚乳酸结晶成核剂及其制备方法 |
CN102627845A (zh) * | 2012-04-19 | 2012-08-08 | 张家港柴能生物科技有限公司 | 一种生物降解型聚碳酸丁二醇酯薄膜及其制备方法 |
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 |
CN108822514A (zh) * | 2018-07-06 | 2018-11-16 | 黑龙江鑫达企业集团有限公司 | 一种完全生物降解聚乳酸基吹塑薄膜及其制备方法 |
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2021
- 2021-12-15 CN CN202111526772.5A patent/CN113956640B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011030822A1 (ja) * | 2009-09-09 | 2011-03-17 | 日産化学工業株式会社 | ホスホン酸金属塩の製造方法及びホスホン酸金属塩を含む熱可塑性樹脂組成物 |
CN102086285A (zh) * | 2010-12-09 | 2011-06-08 | 中山大学 | 一种对聚丙烯具有高β成核作用的蛋壳填料及其制备方法 |
CN102212257A (zh) * | 2011-04-11 | 2011-10-12 | 中国科学院长春应用化学研究所 | 一种碳酸钙负载聚乳酸结晶成核剂及其制备方法 |
CN102627845A (zh) * | 2012-04-19 | 2012-08-08 | 张家港柴能生物科技有限公司 | 一种生物降解型聚碳酸丁二醇酯薄膜及其制备方法 |
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 |
CN108822514A (zh) * | 2018-07-06 | 2018-11-16 | 黑龙江鑫达企业集团有限公司 | 一种完全生物降解聚乳酸基吹塑薄膜及其制备方法 |
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Address after: 362100 floor 2, Qiu Tiansheng experimental building, Quanzhou Normal University, Donghai street, Fengze District, Quanzhou City, Fujian Province Patentee after: Sinopec Petrochemical Research Institute (Quanzhou) Co.,Ltd. Country or region after: China Address before: 2nd Floor Qiu Tiansheng Experimental Building Quanzhou Normal University Donghai Street Fengze District Quanzhou City Fujian Province Patentee before: SINOCHEM QUANZHOU ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China |