Process for the preparation of polyurethane foam

Details Process for the preparation of polyurethane foam Process for the preparation of polyurethane foam

1977-09-29

1979-03-06

Jacobs, Lewis T.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521905, C08J 900

Patent

active

041430042

ABSTRACT:
A process is provided for the preparation of soft hydrophilic polyurethane foam using a polyether polyol mixture having a high proportion of primary alcohol groups and a selected ratio of polyisocyanate to polyol.

REFERENCES:
patent: 3461086 (1969-08-01), Mogford et al.
patent: 3489698 (1970-01-01), Morehouse
patent: 3546145 (1970-12-01), Granger et al.
patent: 3799898 (1974-03-01), Lamplugh et al.
patent: 3857800 (1974-12-01), Fishbein et al.
patent: 3865762 (1975-02-01), Repiquet et al.
patent: 4008189 (1977-02-01), VAN Leurven et al.

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