Coating processes – Particles – flakes – or granules coated or encapsulated – Inorganic base
Patent
1979-04-02
1980-08-26
Silverberg, Sam
Coating processes
Particles, flakes, or granules coated or encapsulated
Inorganic base
423267, 423274, 423268, 260 4214, 106306, 106308B, 106308F, 427220, 427213, B05D 700
Patent
active
042195900
ABSTRACT:
A method for improving calcium carbonate by causing calcium carbonate particles to undergo contact reaction with an acid gas capable of reacting with calcium carbonate for finely uniformizing the calcium carbonate particle size and, at the same time, coating the surface of the calcium carbonate particles with the calcium salt of the acid of the acid gas.
Edagawa Setsuji
Okamoto Yoshinaga
Shibazaki Hiroji
Shiraishi Kogyo Kaisha, Ltd.
Silverberg Sam
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