Joseph J Yula

US Patent:

50048694, Apr 2, 1991

Filed:

Dec 21, 1987

Appl. No.:

7/136143

Inventors:

Francis F. Koblitz - York PA
Thomas M. O'Shea - York PA
Beverly A. Stoner - Glen Rock PA
Joseph J. Yula - York PA

Assignee:

AMP Incorporated - Harrisburg PA

International Classification:

H01R 420

US Classification:

174 84C

Abstract:

A sealant material that is relatively chemically inert toward plastics and adhesives is comprised of a homogeneous mixture of polymeric polyester, said polyester being derived from adipic acid, and silica, the polyester comprising more than about 50 percent by weight of the mixture and the fumed silica comprising less than about 20 percent by weight of the mixture. In a preferred embodiment, the sealant material further contains an organofunctional silane coupling agent, a polyfunctional bridging agent, a dispersing agent and a fluorosurfactant.