Process for the production of poly (polyisocyanate-polyol-alkali

Details Process for the production of poly (polyisocyanate-polyol-alkali Process for the production of poly (polyisocyanate-polyol-alkali

1981-01-26

1981-10-20

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, 521122, 528 44, 528 76, 528425, C08G 7700

Patent

active

042962110

ABSTRACT:
Poly (polyisocyanate-polyol-alkali metal silicate) solid or foamed products are produced by mixing a dry granular alkali metal silicate with a polyol while heating to form an emulsion which is then reacted with an organic polyisocyanate.

REFERENCES:
patent: 4089883 (1978-05-01), Blount
patent: 4125498 (1978-11-01), Blount
patent: 4153764 (1979-05-01), Blount
patent: 4159369 (1979-06-01), Blount
patent: 4211848 (1980-07-01), Blount

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