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Title:
PIGMENT DISPERSANT, PIGMENT DISPERSION, AND INK FOR INK JET
Document Type and Number:
Japanese Patent JP2001302939
Kind Code:
A
Abstract:

To provide a pigment dispersion having a high sedimentation stability.

This dispersion contains a dispersant which comprises an ionic polymer and a counter ion, the value of mol.wt./valency of the counter ion being in the range of 300-2,000.


Inventors:
ARIMA HIROAKI
KISHI TAKAAKI
Application Number:
JP2000124814A
Publication Date:
October 31, 2001
Filing Date:
April 25, 2000
Export Citation:
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Assignee:
KANSAI RES INST
International Classes:
C09B67/20; C09D11/00; C09D11/30; C09K23/20; C09K23/52; C09K23/18; (IPC1-7): C09B67/20; B01F17/18; B01F17/20; B01F17/52; C09D11/00
Domestic Patent References:
JPH09157538A1997-06-17
JPH05339532A1993-12-21
JPH05239390A1993-09-17
JPS51122681A1976-10-26
JPH111660A1999-01-06
JPS52104600A1977-09-02
JPH09157538A1997-06-17
JPH05339532A1993-12-21
JPH05239390A1993-09-17
JPS51122681A1976-10-26
JPH111660A1999-01-06
JPS52104600A1977-09-02
Attorney, Agent or Firm:
Nanjo Hiromichi