Novel polyol composition and the use thereof in the preparation

Details Novel polyol composition and the use thereof in the preparation Novel polyol composition and the use thereof in the preparation

1989-12-19

1990-11-13

Welsh, Maurice J.

Compositions

Compositions containing a single chemical reactant or plural...

Organic reactant

25218226, C08G 1850, C08L 7102

Patent

active

049700189

ABSTRACT:
The present invention is directed to a novel polyol composition and the use thereof in the preparation of a rigid polyurethane foam. More particularly the polyol composition is a blend of specific amounts of two polyols, one based on orthotoluene diamine and the other based on a non-ortho-toluene diamine.

REFERENCES:
patent: 4209609 (1980-06-01), Haas
patent: 4243759 (1981-01-01), Haas
patent: 4397966 (1983-08-01), Stolz et al.
patent: 4410641 (1983-10-01), Narayan et al.
patent: 4421871 (1983-12-01), Korczak et al.
patent: 4469822 (1984-09-01), Stolz et al.
patent: 4562290 (1985-12-01), Korczak et al.
patent: 4614754 (1986-09-01), Christman
patent: 4644563 (1987-05-01), Christman
patent: 4767795 (1988-08-01), Adam et al.

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