Modified terephthalic ester polyols and rigid foams therefrom

Details Modified terephthalic ester polyols and rigid foams therefrom Modified terephthalic ester polyols and rigid foams therefrom

1985-10-28

1987-02-17

Cockeram, Herbert S.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

252182, 521123, 521124, 521125, 521126, 521127, 521128, 521129, 521172, 521902, C08G 1814, C08G 1816, C08G 1832, C08G 1834

Patent

active

046440194

ABSTRACT:
The preparation of isocyanurate foams from a recycled polyethylene terephthalate polyol modified with a polyethoxylated nonylphenol is disclosed. These modified foams exhibit improved fluorocarbon solubility. The foams may be used for building roofing and sheathing applications.

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