Preparation of polyurethane rigid foams

Details Preparation of polyurethane rigid foams Preparation of polyurethane rigid foams

1996-01-25

1997-11-18

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521172, 521174, C08G 1832, C08G 1834, C08G 1836

Patent

active

056888350

ABSTRACT:
A process for producing polyurethane rigid foams comprises reacting

REFERENCES:
patent: 4954537 (1990-09-01), Sanns, Jr.
patent: 5198508 (1993-03-01), Ueda et al.

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