Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Composite having voids in a component
Patent
1988-04-21
1989-12-26
Van Balen, William J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Composite having voids in a component
156 48, 174 84R, 174110F, 428269, 4283144, B32B 326
Patent
active
048897175
ABSTRACT:
This invention provides a foam barrier which prevents substantial migration of plasticizer from a plasticized polymeric article, such as a PVC cable jacket, into a gel sealing material in contact with the article and prevents substantial migration of oil from the gel material into the article while not significantly interfering with the sealing contact between the gel material and the surface of the article.
REFERENCES:
patent: 4466843 (1984-08-01), Shimirak
patent: 4643924 (1987-02-01), Uken et al.
patent: 4695676 (1987-09-01), Lawrence et al.
Covington Anne E.
Dawes Keith
Hunter Thomas A.
Burkard Herbert G.
Raychem Corporation
Van Balen William J.
Zavell A. Stephen
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