聚乳酸改性和降解的研究进展  

Research Progress on Modification and Degradation of Polylactic Acid

作　　者：邓春兰 应必仕 银锦国 金光明 DENG Chun-lan;YING Bi-shi;YIN Jin-guo;JIN Guang-ming(School of Electronic Engineering,Guangxi Normal University,Guilin 541004,China)

机构地区：[1]广西师范大学电子工程学院,广西桂林541004

出　　处：《塑料科技》2022年第3期100-103,共4页Plastics Science and Technology

摘　　要：聚乳酸(PLA)是以可再生植物资源合成的环境友好型高分子材料,具有优良的生物可降解性,是当下具有发展潜力的生物可降解塑料。文章对国内外塑料的发展现状进行综述,介绍通过物理增强和复合增强改性PLA、有机金属降解和酶促降解PLA的最新研究进展。PLA作为新型生物材料将具有突出的价值,且微生物修复和塑料降解酶的研究是塑料行业未来的发展趋势。Polylactic acid(PLA) is an environmentally friendly polymer material synthesized from renewable plant resources. PLA has excellent biodegradability and it is a potential biodegradable plastic. The development of plastics at home and abroad was reviewed, and the latest research progress of PLA modified by physical and composite reinforcement, organic metal degradation and enzymatic degradation were introduced. As a new biological material, PLA will have outstanding value. The research of microbial remediation and plastic degradation enzyme is the future development trend of plastic industry.

关 键 词：聚乳酸 物理改性 复合改性 PLA降解 

分 类 号：TQ323.4[化学工程—合成树脂塑料工业]