CN114207031A - 一种生物降解树脂及其制备的薄膜 - Google Patents

一种生物降解树脂及其制备的薄膜 Download PDF

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CN114207031A
CN114207031A CN202180004770.1A CN202180004770A CN114207031A CN 114207031 A CN114207031 A CN 114207031A CN 202180004770 A CN202180004770 A CN 202180004770A CN 114207031 A CN114207031 A CN 114207031A
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biodegradable resin
acid
anhydride
resin film
film
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CN114207031B (zh
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桂宗彦
王儒旭
王珂
荒井崇
真锅功
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Toray Advanced Materials Research Laboratories China Co Ltd
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Toray Advanced Materials Research Laboratories China Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
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    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract

提供一种生物降解树脂，具有1.0dL/g以上的特性粘数，且经70℃、85％RH、6hr处理后，特性粘数损失率为10％以上。还提供一种生物降解树脂，含有70重量％以上的聚乳酸，且根据ASTM D5338‑15规定的条件，进行28℃家庭堆肥降解性评价时，在12个月内相对生物降解率达到90％以上。所述的生物降解树脂，兼备生物降解速度快和储存稳定的特点，且力学性能、光学性能、阻隔性能良好，可以适用于包括包装、快递运输等多方面，在使用寿命完成后，会快速生物降解为二氧化碳、水等小分子，不污染环境。还提供使用所述生物降解树脂的生物降解树脂薄膜及其制品，以及含有生物降解树脂薄膜的多层薄膜及其制品。

Description

PCT国内申请，说明书已公开。

Claims (40)

  1. PCT国内申请，权利要求书已公开。
CN202180004770.1A 2020-03-19 2021-03-19 一种生物降解树脂及其制备的薄膜 Active CN114207031B (zh)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
CN2020102000497 2020-03-19
CN202010199536 2020-03-19
CN202010200049 2020-03-19
CN2020101995366 2020-03-19
CN202011293825 2020-11-18
CN2020112970292 2020-11-18
CN202011297029 2020-11-18
CN2020112938259 2020-11-18
PCT/CN2021/081672 WO2021185339A1 (zh) 2020-03-19 2021-03-19 一种生物降解树脂及其制备的薄膜

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CN114207031B CN114207031B (zh) 2024-03-29

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US (1) US20230193021A1 (zh)
JP (1) JP2023524347A (zh)
CN (1) CN114207031B (zh)
CA (1) CA3172825A1 (zh)
MX (1) MX2022009337A (zh)
WO (1) WO2021185339A1 (zh)

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Publication number Priority date Publication date Assignee Title
CA3231888A1 (en) * 2021-09-15 2023-03-23 Carol G. Leggett Biodegradable insect trap
CN115058065B (zh) * 2022-06-30 2023-07-11 万华化学集团股份有限公司 具有光氧降解剂缓释效果的改性填料及制备方法和降解速率可控的pbat地膜
WO2024049930A1 (en) 2022-08-31 2024-03-07 Toray Plastics (America), Inc. Biaxially oriented biodegradable composite film

Citations (8)

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CN1771281A (zh) * 2003-05-27 2006-05-10 旭化成生活制品株式会社 可生物降解的树脂膜或片及其制造方法
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US20070254118A1 (en) * 2006-04-27 2007-11-01 Slawomir Opusko Multilayer film comprising polylactic acid
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EP3424990B1 (en) * 2012-06-05 2021-05-05 CJ CheilJedang Corporation Biodegradable polymer blends
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CN110591309B (zh) * 2019-08-31 2022-07-01 佛山碧嘉高新材料科技有限公司 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
CN110540741A (zh) * 2019-09-23 2019-12-06 济南圣泉集团股份有限公司 一种可降解复合材料及其制备方法和应用

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1771281A (zh) * 2003-05-27 2006-05-10 旭化成生活制品株式会社 可生物降解的树脂膜或片及其制造方法
CN1898294A (zh) * 2003-12-18 2007-01-17 伊斯曼化学公司 具有改善的热性能的高透明性薄膜
US20070254118A1 (en) * 2006-04-27 2007-11-01 Slawomir Opusko Multilayer film comprising polylactic acid
CN101362853A (zh) * 2008-09-12 2009-02-11 浙江海正生物材料股份有限公司 一种低成本全生物降解聚乳酸片材及其制备方法
CN101372550A (zh) * 2008-09-27 2009-02-25 浙江海正生物材料股份有限公司 一种耐水解聚乳酸复合材料
CN102731976A (zh) * 2011-04-12 2012-10-17 东丽纤维研究所（中国）有限公司 一种聚酯组合物及其制成的薄膜
US20130004760A1 (en) * 2011-07-01 2013-01-03 Salvatore Pellingra Biodegradable moisture barrier film
CN109897352A (zh) * 2017-12-09 2019-06-18 宿迁博古科技有限公司 一种可生物降解的环境友好型建筑支模材料及其制备方法

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US20230193021A1 (en) 2023-06-22
WO2021185339A1 (zh) 2021-09-23
CN114207031B (zh) 2024-03-29
CA3172825A1 (en) 2021-09-23
MX2022009337A (es) 2022-08-18
JP2023524347A (ja) 2023-06-12

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