Adhesive compositions with thermoreversible crosslinking and use

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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156327, 525297, 525302, 525312, C08F26502

Patent

active

046173544

ABSTRACT:
Adhesive compositions with thermoreversible crosslinking resulting from the reaction of a divinyl ether having the formula CH.sub.2 .dbd.CH--O--R--O--CH.dbd.CH.sub.2, R being aliphatic, aromatic or cycloaliphatic, with a copolymer resulting from the copolymerization of an olefin with an ethylenically unsaturated monocarboxylic acid and, optionally, an ester of an ethylenically unsaturated monocarboxylic acid, the proportion being 0.1 to 5 percent by weight of the divinyl ether to 99.9 to 95 percent by weight of the copolymer.

REFERENCES:
patent: 2340111 (1944-01-01), D'Alelio
patent: 2798053 (1957-07-01), Brown
patent: 2858281 (1958-10-01), Bauman et al.

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