Silicone resin powder and a process for preparing the same

Details Silicone resin powder and a process for preparing the same Silicone resin powder and a process for preparing the same

1988-05-16

1990-06-19

Bleutge, John C.

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

Synthetic resins

From silicon reactant having at least one...

528 10, 528 33, 524837, C08G 7704

Patent

active

049354841

ABSTRACT:
Silicone resin powders are obtained by spray drying aqueous colloidal suspensions of organopolysiloxanes which are prepared by adding an alkoxysilane and/or a partial hydrolysate thereof and, if appropriate, mixed with an organo(poly)siloxane which is free of alkoxy groups and contains a maximum of 8 siloxane units per molecule, to water in the presence of an emulsifier at a maximum rate of 5 moles of organosilicon compound per hour per liter of water.

REFERENCES:
patent: 3208972 (1965-09-01), Lyons
patent: 3433780 (1969-03-01), Cekada et al.
patent: 3627851 (1971-12-01), Brady
patent: 3634321 (1972-01-01), Nugent et al.
patent: 3668180 (1972-06-01), Brennan et al.
patent: 3691128 (1972-09-01), Vincent
patent: 4331525 (1982-05-01), Huba et al.
patent: 4424297 (1984-01-01), Bey
patent: 4761454 (1988-08-01), Oba et al.

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