STABLE LIQUID-VINYLIDENE-TERMINATED POLYMERS

Improved liquid vinylidene terminated polymers having long term shelf stability are prepared by the reaction of a (1) liquid polymer having a terminal functional group such as carboxyl, hydroxyl and mercaptan, with (2) a compound containing both an epoxy group and a vinylidene group in the presence...

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1. Verfasser: RIEW, CHANGKIU K
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:Improved liquid vinylidene terminated polymers having long term shelf stability are prepared by the reaction of a (1) liquid polymer having a terminal functional group such as carboxyl, hydroxyl and mercaptan, with (2) a compound containing both an epoxy group and a vinylidene group in the presence of carboxylic acid. The polymers cure readily to solid elastomers which are useful as sealants, caulks, potting compounds, coatings and the like.