Latent catalysts, epoxy compositions incorporating same, and coating,
impregnating and bonding methods employing the compositions
    1.
    发明授权
    Latent catalysts, epoxy compositions incorporating same, and coating, impregnating and bonding methods employing the compositions 失效
    潜在催化剂,包含其的环氧组合物,以及使用该组合物的涂布,浸渍和粘合方法

    公开(公告)号:US5169473A

    公开(公告)日:1992-12-08

    申请号:US526488

    申请日:1990-05-21

    IPC分类号: C08G59/18 C08G59/40

    CPC分类号: C08G59/40 C08G59/18

    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.

    摘要翻译: 产生的产物(1)至少一种选自(a)至少一种元素氮,磷,硫或砷的鎓化合物的化合物的化合物; (b)至少一种胺化合物; 和(c)(a)和(b)组分中的任何两种或更多种的混合物; 与(2)(a)硼酸或(b)硼酸和至少一种具有弱亲核阴离子的酸的混合物是使含邻位环氧基的化合物与芳族含羟基化合物反应的合适的催化剂。