Insulating rigid polyurethane foams

Details Insulating rigid polyurethane foams Insulating rigid polyurethane foams

1995-11-01

1996-06-04

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521129, 521131, 521167, C08G 1818

Patent

active

055233341

ABSTRACT:
There is now provided a polyisocyanate based rigid closed cell foam made by reacting an organic isocyanate with a polyol composition in the presence of a blowing agent, where the polyol composition contains at least:

REFERENCES:
patent: 5391317 (1995-02-01), Smits
"Insight into the Characteristics of a Nucleation Catalyst In CFC-Free Rigid Foam Systems", 35th Annual Polyurethane.
Technical/Marketing Conference, Oct. 9-12, 1994, by H. Yoshimura, Y. Tamano, S. Okuzono, D. Lowe, pp. 300-310.

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