Title:
【発明の名称】処理プロセス
Document Type and Number:
Japanese Patent JP2927485
Kind Code:
B2
Abstract:
A process of coating or encapsulating an inorganic powder is described in which the powder, preferably a pigment, is dispersed in an aqueous medium and an ethylenically unsaturated monomer is polymerized in the presence of the powder and while subjecting the reaction mixture to ultrasonic vibrations. The monomer is present in an amount not exceeding 200% by weight of the powder and preferably is an acrylate or methacrylate. The powder has a cationic charge on its surface which can be generated by treatment of the surface with, preferably an aluminium salt.
Inventors:
AIAN RIBUSEI
RAKAERU RUIIZU PARII
RAKAERU RUIIZU PARII
Application Number:
JP2055790A
Publication Date:
July 28, 1999
Filing Date:
February 01, 1990
Export Citation:
Assignee:
CHIOKUSAIDO GURUUPU PLC
International Classes:
C08F2/44; C08K9/08; C09C3/06; C09C3/08; C09C1/36; C09C3/10; (IPC1-7): C09C3/08; C08F2/44; C09C3/10
Domestic Patent References:
| JP5048029A | ||||
| JP52111984A | ||||
| JP57192403A |
Attorney, Agent or Firm:
Akira Asamura (2 outside)