发明名称 |
Process for the manufacture of polyurethane elastomers |
摘要 |
An improved process for the manufacture of polyurethane elastomers from a reaction mixture which comprises a polyol, an isocyanate, water, a bismuth catalyst and an optional filler. In the improved process of this invention, the rate of reaction is decreased by the addition of water to the reaction mixture and increased by the removal of water from the reaction mixture.
|
申请公布号 |
US5159012(A) |
申请公布日期 |
1992.10.27 |
申请号 |
US19910800406 |
申请日期 |
1991.11.29 |
申请人 |
TEXTILE RUBBER & CHEMICAL CO., INC. |
发明人 |
DOESBURG, VAN I.;CLINE, MARK N.;CHO, BYOUNG-IN;TAYLOR, L. JAY |
分类号 |
C08G18/08;C08G18/22;C08G18/30 |
主分类号 |
C08G18/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|