| 摘要 |
<p>1299275 Electroless plating of plastics RICHARDSON CO 6 March 1970 [2 April 1969] 10894/70 Heading C7F A printed circuit board comprises a butadiene-styrene hydrocarbon co-polymer containing at least 25mol% butadiene and having a vinyl 1, 2 unsaturation of from 50 to 90% of the total unsaturation with an electroless metal coating, e.g. Ni, Cu, Co, Au, Ag. The copolymer may be a coating on e.g. a phenolformaldehyde paper laminate or phenolics, epoxies, polyesters and ceramics.</p> |
