Controlled structure polyurethane prepolymers for...

Details Controlled structure polyurethane prepolymers for... Controlled structure polyurethane prepolymers for...

2005-03-15

2005-03-15

Yao, Sam Chuan (Department: 1733)

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

C156S331700, C525S453000, C528S059000

Reexamination Certificate

active

06866743

ABSTRACT:
A structural polyurethane adhesive composition comprising a polyurethane reaction product and a curative for isocyanate groups, characterized in that the polyurethane reaction product consists essentially of at least 80 wt % perfect prepolymers and less than 2 wt % free isocyanate monomer.

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Airthane ® Polyurethane Prepolymers Product Lines, pp. 1-2.*
European Search Report 02008125.3-2115, dated Jul. 26, 2002.

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