Polyisobutene polyol and moulding compound

Details Polyisobutene polyol and moulding compound Polyisobutene polyol and moulding compound

2006-08-28

2010-12-07

Gulakowski, Randy (Department: 1796)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S107000, C525S123000, C528S044000, C528S403000, C528S418000, C528S421000

Reexamination Certificate

active

07847020

ABSTRACT:
An isobutene polymer which has an average of at least 1.4 terminal 1,3-propanediol groups is described, as is a crosslinking product thereof. Suitable crosslinkers are difunctional or higher-functionality isocyanates or epoxy compounds having at least two epoxide groups. The crosslinking products exhibit high storage moduli even at elevated temperatures.

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