Title:
PIGMENT-BASED INKJET INK IN WHICH PRINTING QUALITY AND RELIABILITY HAVE BEEN IMPROVED
Document Type and Number:
Japanese Patent JP2005272839
Kind Code:
A
Abstract:
To provide an ink composition which can print correctly at a high frequency, and which shows good printing quality and storage stability.
The ink composition can contain a liquid vehicle which comprises water and total content of 5-35 wt% of an organic solvent, 1-6 wt% acid-functionalized pigment solid matter, and 0.001-6 wt% styrene-maleic anhydride copolymer, and the weight-average molecular weight Mw of the above styrene-maleic anhydride copolymer is about 400-15,000.
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Inventors:
REHMAN ZIA UR
TYRELL PAUL
MCGORRIN MARLENE
MARY E AUSTIN
TYRELL PAUL
MCGORRIN MARLENE
MARY E AUSTIN
Application Number:
JP2005081089A
Publication Date:
October 06, 2005
Filing Date:
March 22, 2005
Export Citation:
Assignee:
HEWLETT PACKARD DEVELOPMENT CO
International Classes:
B41J2/01; B41M5/00; C09C1/56; C09C3/08; C09D11/00; (IPC1-7): C09D11/00; B41J2/01; B41M5/00; C09C3/08
Domestic Patent References:
| JPH10168373A | 1998-06-23 | |||
| JP2001254039A | 2001-09-18 | |||
| JP2003213180A | 2003-07-30 | |||
| JP2002309140A | 2002-10-23 | |||
| JP2003213166A | 2003-07-30 | |||
| JP2004035697A | 2004-02-05 |
Attorney, Agent or Firm:
Satoshi Furuya
Takahiko Mizobe
Kiyoharu Nishiyama
Takahiko Mizobe
Kiyoharu Nishiyama
Previous Patent: JP2005272838
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