| 摘要 |
<p>Disclosed is a process for the preparation of a rubber laminate, which comprises bringing an uncured composition comprising a fluororubber and a metal oxide incorporated therein into contact with an uncured composition comprising an epoxy group-containing acrylate rubber and a phosphonium salt of the following general formula incorporated therein: <CHEM> wherein R1, R2, R3 and R4 are selected from the group consisting of hydrocarbon groups having 1 to 20 carbon atoms, secondary and tertiary amino groups substituted with a hydrocarbon group having 1 to 20 carbon atoms and fluoroalkyl groups having 1 to 20 carbon atoms, with the proviso that the case where all of R1, R2, R3 and R4 are secondary or tertiary amino groups or fluoroalkyl groups is excluded, and R5 stands for a hydrogen atom or an alkyl group having 1 to 20 carbon atoms, and curing them.</p> |
