发明名称 |
Curable composition containing a difunctional epoxy resin, a polyfunctional resin, a difunctional phenol and a polyfunctional phenol. |
摘要 |
<p>Electrical laminates are prepared from prepreg materials prepared by impregnating a substrate with a laminating varnish comprising a solvent solution of a curable composition comprising (A) a mixture of at least one epoxy resin having an average of more than 1 but not more than 2 vicinal epoxy groups per molecule and at least one epoxy resin having an average of more than 2 vicinal epoxy groups per molecule; (B) a mixture of at least one phenolic hydroxyl-containing compound having an average of more than 1 but not more than 2 phenolic hydroxyl groups per molecule and at least one phenolic hydroxyl-containing compound having an average of more than 2 phenolic hydroxyl groups per molecule; and (C) at least one catalyst for effecting the reaction between (A) and (B).</p> |
申请公布号 |
EP0316509(A2) |
申请公布日期 |
1989.05.24 |
申请号 |
EP19880106276 |
申请日期 |
1988.04.20 |
申请人 |
THE DOW CHEMICAL COMPANY |
发明人 |
WALKER, LOUIS L.;LARSON, PAUL A. |
分类号 |
B32B15/08;C08G59/06;C08G59/20;C08G59/32;C08G59/62;C08G59/68;C08J5/24;H05K1/03 |
主分类号 |
B32B15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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