| 发明名称 |
METHOD FOR PRODUCING POLYVINYL ALCOHOL |
| 摘要 |
A method for producing polyvinyl alcohols by means of catalytic reactions of alcoholic polyvinyl ester solutions in extruders, wherein the polyvinyl esters are based exclusively on ethylenically unsaturated monomers and wherein one or more neutralising agents are added to the product of the catalytic reaction. |
| 申请公布号 |
US2016304632(A1) |
申请公布日期 |
2016.10.20 |
| 申请号 |
US201415101142 |
申请日期 |
2014.12.04 |
| 申请人 |
WACKER CHEMIE AG |
发明人 |
KÖHLER THOMAS;BELITZER MARTINA;WINDT OLIVER |
| 分类号 |
C08F8/12 |
主分类号 |
C08F8/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for producing polyvinyl alcohols catalytic reaction of alcoholic polyvinyl ester solutions in extruders, wherein the polyvinyl esters are based solely on ethylenically unsaturated monomers, and wherein one or more neutralizing agents are added to the product of the catalytic reaction in the extruder. |
| 地址 |
München DE |
