Polyurethane foam product for an impact absorber

Details Polyurethane foam product for an impact absorber Polyurethane foam product for an impact absorber

1977-08-09

1980-07-15

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521174, C08G 1814

Patent

active

042129540

ABSTRACT:
A polyurethane foam which absorbs impact effectively is prepared by cross-linking short chain polyol to high polymer polyol chains by using polyisocyanate.

REFERENCES:
patent: 3876569 (1975-04-01), Priest
patent: 3926867 (1975-12-01), Quock
patent: 3931066 (1976-01-01), Puig
patent: 3939106 (1976-02-01), Dunleavy
patent: 3945939 (1976-03-01), Barron
patent: 3982691 (1975-03-01), White
patent: 4020001 (1977-04-01), White
patent: 4060439 (1977-11-01), Rosemund
patent: 4076654 (1978-02-01), Yukuta
Saunders et al., Polyurethanes, Part II, Interscience, NY, 1964, pp. 7 & 8.

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