Process for the production of polyurethane silicate foams and re

Details Process for the production of polyurethane silicate foams and re Process for the production of polyurethane silicate foams and re

1981-03-26

1981-12-22

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

260 37N, 521137, 521154, 528 44, 528 67, 528 69, 528 73, C12P 748

Patent

active

043072038

ABSTRACT:
Organic polyisocyanates are reacted chemically with aldehyde-broken down alkali metal cellulose silicate polymers to produce polyurethane products.

REFERENCES:
patent: 4153768 (1979-05-01), Blount
patent: 4185147 (1980-01-01), Blount
patent: 4226982 (1980-10-01), Blount
patent: 4260696 (1981-04-01), Blount

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