| 发明名称 |
COPOLIMERO DE ALCOOL VINILICO |
| 摘要 |
A vinyl alcohol copolymer comprising the following general structure: <CHEM> wherein R is hydrogen or methyl; X is an organic linking group such as -CH2CH2- @@SO2-; R<1> is C1-C4 alkyl; Rf is a perfluoronated alkyl or poly(alkyleneoxy) group; m is 0 or 1; x is 50-99.9 mole%; y is 0-50 mole%; and z is 0.001-50 mole%. The vinyl alcohol copolymer has excellent solvent barrier properties. |
| 申请公布号 |
BR8803256(A) |
申请公布日期 |
1989.01.31 |
| 申请号 |
BR19888803256 |
申请日期 |
1988.06.30 |
| 申请人 |
AIR PRODUCTS AND CHEMICALS, INC. |
发明人 |
AMIR FAMILI;FINN LENNART MARTEN;DILLIP K. MOHANTY |
| 分类号 |
C08F216/06;C08F8/12;C08F16/02;C08F20/22;C08F20/38;C08F218/02;C08F218/08;C08F220/22;C08F220/38;(IPC1-7):C08F216/06 |
主分类号 |
C08F216/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
