Self-sealing films

Details Self-sealing films Self-sealing films

1974-09-25

1976-01-13

Seccuro, Carman J.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260 316, C08L 2308

Patent

active

039325636

ABSTRACT:
Compositions suitable for fabricating into a self-sealing film comprise (i) 90-99.95 wt.% of a copolymer of ethylene and a vinyl (or hydrocarbyl substituted vinyl) ester of a C.sub.1 -C.sub.30 monocarboxylic acid, (ii) either 0.05 to 10 wt.% of a hydrocarbon resin, or 0.05 to 5 wt.% of polybutylene or polyisobutylene, or a combination of 0.05 to 10 wt.% of the hydrocarbon resin and 0.05 to 5 wt.% of polybutylene or polyisobutylene, provided the combined weight of the hydrocarbon resin and polybutylene or polyisobutylene is not more than 10 wt.% and (iii) 0.01 to 3.0% by weight based on the combined weight of (i) and (ii) of a partial carboxylic acid ester of a polyol, e.g. sorbitan monolaurate.

REFERENCES:
patent: 3488306 (1970-01-01), Thormahlen
patent: 3558762 (1971-01-01), Koehniein

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