Title:
PIGMENT INK FOR INK JET PRINTER
Document Type and Number:
WIPO Patent Application WO/1996/028518
Kind Code:
A1
Abstract:
An ink for an ink jet printer, characterized by comprising water, a pigment, and a polymeric material which is insoluble or sparingly soluble in water and hydrophilic, the pigment being coated with the polymeric material which is insoluble or sparingly soluble in water and hydrophilic. The ink is produced by, for example, dissolving a polymeric material which is insoluble or sparingly soluble in water and hydrophilic, such as an isobutylene/maleic anhydride copolymer resin, a nylon copolymer, polyvinyl isobutyl ether, or polyvinyl ethyl ether, in an organic solvent compatible with water, such as THF (tetrahydrofuran) or DMF (dimethylformamide), adding a pigment to the resulting solution, dispersing the mixture by means of a bead mill or the like, and evaporating the organic solvent.
Inventors:
SEKIOKA CHIAKI (JP)
KIYOTA KOHEI (JP)
SUGIE MASARU (JP)
KIYOTA KOHEI (JP)
SUGIE MASARU (JP)
Application Number:
PCT/JP1996/000696
Publication Date:
September 19, 1996
Filing Date:
March 15, 1996
Export Citation:
Assignee:
FUJITSU ISOTEC LTD (JP)
SEKIOKA CHIAKI (JP)
KIYOTA KOHEI (JP)
SUGIE MASARU (JP)
SEKIOKA CHIAKI (JP)
KIYOTA KOHEI (JP)
SUGIE MASARU (JP)
International Classes:
C09B63/00; C09D11/00; C09D11/322; C09D11/324; C09D11/326; C09D11/328; C09D11/38; (IPC1-7): C09D11/00; C09C3/10
Foreign References:
| JPH04227668A | 1992-08-17 | |||
| JPH02103274A | 1990-04-16 | |||
| JPH05247370A | 1993-09-24 | |||
| JPH0625572A | 1994-02-01 | |||
| JPH02311570A | 1990-12-27 | |||
| JPH03216379A | 1991-09-24 |
Download PDF:
Previous Patent: COLORED TITANIFEROUS PIGMENT OBTAINED BY PURIFYING KAOLIN
Next Patent: ELECTRO-OPTICAL LIQUID CRYSTAL DISPLAY
Next Patent: ELECTRO-OPTICAL LIQUID CRYSTAL DISPLAY