申请人:MINNESOTA MINING AND MANUFACTURING COMPANY
公开号:EP0404411A1
公开(公告)日:1990-12-27
A curable fluoroelastomer composition comprising: (A) fluoroelastomer gum comprising interpolymerized, repeating units derived from vinylidene fluoride, tetrafluoroethylene, and copolymerizable hydrocarbon olefin, (B) polyhydroxy compound, (C) organo-onium compound, and (D) fluoroaliphatic sulfonyl compound adhesion promoter, where the amount of fluoroaliphatic sulfonyl compound in the elastomeric composition is sufficient to result in greater adhesion of the elastomeric composition, after curing, to an inorganic surface coated with a primer composition comprising aminosilane compound, than can be achieved between an elastomeric composition comprising (A), (B), and (C), after curing, and an inorganic surface coated with said primer composition comprising aminosilane compound.
一种可固化的氟橡胶组合物,包括(A)氟弹性体胶,包括由偏氟乙烯、四氟乙烯和可共聚的烃类烯烃衍生的互聚重复单元;(B)多羟基化合物;(C)有机铵化合物;和(D)氟脂肪族磺酰化合物粘合促进剂,其中弹性体组合物中氟脂肪族磺酰化合物的量足以使弹性体组合物产生更大的粘合力、固化后的弹性体组合物与涂有包含氨基硅烷化合物的底涂组合物的无机表面之间的粘附力大于固化后的包含(A)、(B)和(C)的弹性体组合物与涂有上述包含氨基硅烷化合物的底涂组合物的无机表面之间的粘附力。