发明公开
- 专利标题: Staged copolymerisation of polyesters
- 专利标题(中): 聚酯的分段共聚
-
申请号: EP83402414.3申请日: 1983-12-14
-
公开(公告)号: EP0112250A2公开(公告)日: 1984-06-27
- 发明人: Sommerfeld, Eugene Gary , Stamegna, Andrew Paul
- 申请人: E.I. DU PONT DE NEMOURS AND COMPANY
- 申请人地址: 1007 Market Street Wilmington Delaware 19898 US
- 专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 当前专利权人: E.I. DU PONT DE NEMOURS AND COMPANY
- 当前专利权人地址: 1007 Market Street Wilmington Delaware 19898 US
- 代理机构: de Boisse, Louis Arnaud
- 优先权: US450135 19821215
- 主分类号: C08G63/22
- IPC分类号: C08G63/22 ; C09D3/64
摘要:
Polyester copolymers prepared by a non-equilibrium, two-stage process conducted without external catalysts have relatively high polydispersity and low viscosity, permitting the preparation of high solids paints.
公开/授权文献
- EP0112250B1 Staged copolymerisation of polyesters 公开/授权日:1987-09-09
信息查询