| 摘要 |
1522244 Primer coatings DOW CORNING Ltd 30 May 1977 [8 June 1976] 23558/76 Heading B2E [Also in Division C3] A composition comprising water, hydroxyethyl cellulose and an organo silicon compound of formula R-Si(OR<SP>1</SP>) 3 wherein R is CH 3 , C 2 H 5 or vinyl and R<SP>1</SP> is CH 3 , C 2 H 5 or CH 3 -O-C 2 H 4 - is used as a priming composition for coating such substrates as wood (e.g. oak, deal, Douglas fir), metal, plastics and glass, prior to the application thereto of a vulcanisable silicone rubber composition. The specific compounds methyl trimethoxysilane, methyltriethoxy silane, ethyl trimethoxy silane, vinyl trimethoxy silane, and methyl tris(methoxy ethoxy) silane are referred to. |
