C - Chemistry – Metallurgy – 01 – G
Patent
C - Chemistry, Metallurgy
01
G
23/90
C01G 9/06 (2006.01) C01G 9/00 (2006.01)
Patent
CA 1110037
ABSTRACT OF THE DISCLOSURE Basic zinc compound flake-like crystalline material suited for use in crystal-oriented electronic devices and method for preparation thereof are described. The method comprises the steps of preparing a solution including at least zinc ions and sulfate ions having a temperature in the range of 50 to 100°C causing precipitation of zinc sulfate crystals by reaction of components of said solution with alkali to lower the pH of the solution to the range 4 to 6.5, and separating the precipitate from the solution.
294037
Fukuda Yoji
Fukushima Fumio
Hayakawa Shigeru
Matsuoka Tomizo
Nitta Tsuneharu
Kirby Eades Gale Baker
Matsushita Electric Industrial Co. Ltd.
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