Title: Inorganic green series pigments
Application Number: 88103695 Application Date: 1988.06.22
Publication Number: 1038827 Publication Date: 1990.01.17
Approval Pub. Date: Granted Pub. Date: 1993.05.19
International Classifi-cation: C09C1/34
Applicant(s) Name: Beijing General Research Inst. of Nonferrous Metal Address:
Inventor(s) Name:
Attorney & Agent: MU ZONGXU LU JUHUA
Abstract:
     An inorganic pigment of green series uses white china clay as carrier, chromium hemitrioxide as stainer, zinc oxide as colour stablizer, and one of three compounds: borax, boric acid, boron trioxide as catalyst. The preparation process includes: well ground mixed raw materials are backed up to 1000-1200 deg.C, followed by solid smelting reaction. The product of this invention is of following features:less poisonous, low production cost and price, gay colour and excellent gloss, high colouration strength colour stability; high resistance to photochemical action and to acid and alkali corrosion.
Time: 6
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