发明名称 |
Urethanic polymerization by chelating agents acting as catalysts or cocatalysts |
摘要 |
Urethane polymers are produced by reacting isocyanate with hydroxyl compounds in the presence of a catalytic amount of a chelating catalyst or cocatalyst which is a complex of a chelating agent with metallic ions and which does not react with the reagents.
|
申请公布号 |
US4237235(A) |
申请公布日期 |
1980.12.02 |
申请号 |
US19780935379 |
申请日期 |
1978.08.21 |
申请人 |
MAZZUCCO, ROSALBA |
发明人 |
MAZZUCCO, ROSALBA |
分类号 |
C08G18/16;C08G18/22;(IPC1-7):C08G18/18;C08G18/14;C08G18/48 |
主分类号 |
C08G18/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|