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

1980-05-05

1981-06-16

Foelak, Morton

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

Synthetic resins

From reactant having at least one -n=c=x group as well as...

260 9, 260 174CL, 260 37SB, 260 37EP, 260 37N, 260 37M, 521 50, 521100, 521125, 521126, 521127, 521129, 521154, 528 26, 528 28, 528 29, 528 53, 528 57, 528 58, 528 76, 528425, 525453, 525425, 525474, 525476, 525479, C08J 900

Patent

active

042739080

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: 3354099 (1967-11-01), Stegeman
patent: 3923311 (1975-12-01), Tashlick
patent: 3977889 (1976-08-01), Shearing
patent: 4072637 (1978-02-01), Blount
patent: 4097422 (1978-06-01), Markusch
patent: 4097423 (1978-06-01), Dieterich
patent: 4097424 (1978-06-01), Blount
patent: 4105594 (1978-08-01), Dieterich
patent: 4129696 (1978-12-01), Markusch et al.
patent: 4136238 (1979-01-01), Hilterhaus
patent: 4142030 (1979-02-01), Dieterich et al.
patent: 4153764 (1979-05-01), Blount
patent: 4159369 (1979-06-01), Blount

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