Weatherable resilient polyurethane foams

Details Weatherable resilient polyurethane foams Weatherable resilient polyurethane foams

1998-05-19

1999-07-13

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

C08G 1832

Patent

active

059227818

ABSTRACT:
There is provided a weatherable polyurethane foam produced from a polydiene diol having a number average molecular weight from 1,000 to 20,000 and a functionality of from 1.6 to 2, an aliphatic or cycloaliphatic polyisocyanate, and a stabilizer. The polydiene diol foams have excellent stability under sunlight exposure.

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patent: 5171759 (1992-12-01), Hagar
patent: 5710192 (1998-01-01), Hernandez

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