Polyurethane prepolymers with reduced functionality having...

Details Polyurethane prepolymers with reduced functionality having... Polyurethane prepolymers with reduced functionality having...

C - Chemistry, Metallurgy

08

G

C08G 18/10 (2006.01) C09K 3/10 (2006.01)

Patent

CA 2474953

The invention relates to polyurethane prepolymers having terminal alkoxysilane and OH groups, based on high molecular weight polyurethane prepolymers with reduced functionality, a method of preparing them, and their use as binders for low- modulus sealants and adhesives.

L'invention concerne des prépolymères polyuréthannes, contenant des groupes terminaux alcoxysilanes et OH, à base de prépolymères polyuréthannnes de haut poids moléculaire à fonctionnalité réduite. Cette invention concerne également un procédé de production desdits prépolymères et leur utilisation comme liants dans des produits d'étanchéité et adhésifs à faible module.

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