Coating processes – Particles – flakes – or granules coated or encapsulated
Patent
1996-04-10
1997-07-29
Beck, Shrive
Coating processes
Particles, flakes, or granules coated or encapsulated
427213, 427215, B05D 700
Patent
active
056520174
ABSTRACT:
Inorganic powder, preferably fumed silica, is rendered hydrophobic by treatment with a silylating agent in the presence of a third reagent selected from the group consisting of protonic acids, especially those having a boiling point at atmospheric pressure up to 120.degree. C., preferably formic acid, and linear phosphonitrilic halides, preferably linear phosphonitrilic chlorides.
REFERENCES:
patent: 4554147 (1985-11-01), Stoll et al.
Banevicius John Peter
Buddle Stanlee Teresa
Divins Larry Allen
Osaheni John Aibangbee
Rubinsztajn Slawomir
Beck Shrive
General Electric Company
Maiorana David M.
Pittman William H.
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