Process for the production of polyurethane foam

Details Process for the production of polyurethane foam Process for the production of polyurethane foam

1977-11-14

1978-10-24

Ivy, C. Warren

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

Synthetic resins

Cellular products or processes of preparing a cellular...

260849, 521122, 521123, C08G 1854, C08G 1814

Patent

active

041220498

ABSTRACT:
The instant invention is directed to a process for the production of polyurethane foams wherein organic polyisocyanates are reacted with active hydrogen containing compounds, wherein either the polyisocyanate or the active hydrogen containing compound or both are used in the form of sedimenting, redispersible dispersions containing homogeneous i.e. non-foamed aminoplast /condensates as the dispersed phase.

REFERENCES:
patent: 2976261 (1961-03-01), Wagner
patent: 3304273 (1967-02-01), Stamberger

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