Flame retardant for use in rigid polyurethane foams

Details Flame retardant for use in rigid polyurethane foams Flame retardant for use in rigid polyurethane foams

1984-02-29

1985-04-16

Welsh, Maurice J.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

252609, 521171, C08G 1814

Patent

active

045116881

ABSTRACT:
Novel flame retardant compositions, which are useful in the preparation of rigid polyurethane foams, comprise a sucrose polyol, an aromatic polyester polyol, and a brominated, hydroxyl-containing pentaerythritol.

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