发明名称 |
Latent catalysts, epoxy compositions incorporating same, and coating, impregnating and bonding methods employing the compositions |
摘要 |
Products resulting from contacting (1) at least one compound selected from the group consisting of (a) at least one onium compound of the element nitrogen, phosphorus, sulfur or arsenic; (b) at least one amine compound; and (c) a mixture of any two or more of the (a) and (b) components; with (2) either (a) boric acid or (b) a mixture of boric acid and at least one acid having a weak nucleophilic anion are suitable catalysts for reacting vicinal epoxy-containing compounds with aromatic hydroxyl-containing compounds.
|
申请公布号 |
US5169473(A) |
申请公布日期 |
1992.12.08 |
申请号 |
US19900526488 |
申请日期 |
1990.05.21 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
BERTRAM, JAMES L.;WALKER, LOUIS L.;HOTZ, CHARLIE Z. |
分类号 |
C08G59/18;C08G59/40 |
主分类号 |
C08G59/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|