PEELABLE AND SEALABLE LIDSTOCK MATERIAL FOR CONTAINERS

    公开(公告)号:WO2022260679A1

    公开(公告)日:2022-12-15

    申请号:PCT/US2021/037014

    申请日:2021-06-11

    摘要: A peelable and sealable lidstock constructed from a metal substrate and a sealing layer, the sealing layer containing (A) from 70-89% by weight of a copolymer having one or more polymerized olefin monomers and one or more polymerized ethylenically unsaturated (poly)carboxylic acid monomers, (B) from 10-29% by weight of a copolymer comprising one or more polymerized (meth)acrylate ester monomers, and (C) from 1-10% by weight of one or more inorganic particles characterized by a mass median diameter (D50) comprised between 1 and 5 micron.

    一种复合增韧耐高温聚乳酸改性材料及其制备方法

    公开(公告)号:WO2022252266A1

    公开(公告)日:2022-12-08

    申请号:PCT/CN2021/099077

    申请日:2021-06-09

    申请人: 贾帅

    发明人: 贾帅 JIA, Shuai

    IPC分类号: C08L67/02 C08L67/04 C08K3/34

    摘要: 复合增韧耐高温聚乳酸改性材料及其制备方法,所述聚乳酸改性材料根据以下重量份数的原料制成:聚乳酸30~60质量份、聚丁二酸丁二醇酯20~50质量份、无机填料5~12质量份、扩链剂0.5~1.2质量份、增塑剂1~10质量份、增韧剂0.5~10质量份、相容剂0.2~0.6质量份、耐温剂0.1~0.6质量份。该复合增韧耐高温聚乳酸改性材料仍然保持聚乳酸可降解的特性,且制备方法简单易行,并可通过改变增韧剂含量以及交联度实现对聚乳酸性能的改变。