Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Physical dimension specified
Patent
1991-06-17
1993-03-02
Henderson, Christopher
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Physical dimension specified
138DIG7, 385147, 428344, 428377, 4284231, 428441, 428906, 525123, B32B 0000
Patent
active
051908158
ABSTRACT:
A waterproofing agent for an optical or electric cable, formed of a cross-linked macromolecular compound containing a sulfonic acid group or a salt thereof in an amount of not less than 0.5 mg. equivalent/g and a dissociating group in an amount of not less than 1.0 mg. equivalent/g, and a method for waterproofing said cable by packing said waterproofing agent in the sheath of said cables.
REFERENCES:
patent: 4865914 (1989-09-01), Malhotra
Kobayashi Hiroya
Okamura Kazuhiro
Sano Yoshinori
Shimomura Tadao
Behr Omri M.
Henderson Christopher
McDonald Matthew J.
Nippon Shokubai Kagaku Kogyo & Co., Ltd.
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