Title: Production of pigment from barite
Application Number: 85108510 Application Date: 1985.11.25
Publication Number: 1011951 Publication Date: 1987.07.08
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C01F11/46
Applicant(s) Name: Tianjin Inst. of Chemical Industry, Ministry of Ch Address:
Inventor(s) Name: He Jianfu, Li Rongdian
Attorney & Agent: PAN ZHONGLIANG SHI YIJUN
Abstract:
     This invention consists of the processing excellent pigment using powder of barite directly with simple technique, which differs from the conventional process of precipitating with barium sulfate. Oil absorbent value of the pigment can be adjusted in accordance with that required. Said process provided by this invention is simpler in the processing, of less investment and lower in first cost, and raw materials are easily available and cheaper, especially, it has no contamination during processing.
Time: 6