发明申请
- 专利标题： METHOD OF MAKING POLYLACTIC ACID AND ITS PRODUCTS
- 专利标题（中）： 制备聚酯酸及其产品的方法
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申请号： US13034030申请日： 2011-02-24
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公开(公告)号： US20110140307A1公开(公告)日： 2011-06-16
- 发明人: Zhenjiang Li , Pingkai Ouyang , He Huang
- 申请人： Zhenjiang Li , Pingkai Ouyang , He Huang
- 专利权人： Nanjing University of Technology
- 当前专利权人： Nanjing University of Technology
- 优先权： CN200810146618.3 20080901
- 主分类号： B29C47/40
- IPC分类号： B29C47/40 ; C08G63/08 ; C08G73/06 ; C08G75/32
摘要：
The present disclosure provides a method for preparing polylactic acid and its products using a twin-screw extruder, comprising the step of mixing carbon dioxide adducts of carbene and lactide, and obtaining polylactic acid and its products via reactive extrusion using a twin-screw extruder. Some of the carbon dioxide adducts or carbene have the following general formula:
公开/授权文献
- US08241545B2 Method of making polylactic acid and its products 公开/授权日：2012-08-14
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