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Patent Searching and Data


Title:
INK COMPOSITIONS FOR INK-JET RECORDING AND INK SET COMPRISING THE SAME
Document Type and Number:
WIPO Patent Application WO/2001/048101
Kind Code:
A1
Abstract:
Ink compositions which are excellent in print quality and delivery stability; and an ink set comprising the ink compositions. The ink compositions for ink-jet recording are characterized by comprising a colorant and compounds represented by the formula (I): [wherein, EO represents an ethyleneoxy group; PO represents a propyleneoxy group; and m1, m2, m3, n1, n2, and n3 each is 0 or a natural number of 1 or larger, provided that in each [ ], EO and PO may occur in any sequence and may be in a random or block arrangement, and m1+m2+m3+n1+n2+n3 in the mixture of the compounds represented by the formula (I) is in the range of from 0.5 to 10 in terms of number average], provided that when all of n1, n2, and n3 in the formula (I) are 0, then the ink composition further contains glycerol.

Inventors:
YATAKE MASAHIRO (JP)
Application Number:
PCT/JP2000/009437
Publication Date:
July 05, 2001
Filing Date:
December 28, 2000
Export Citation:
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Assignee:
SEIKO EPSON CORP (JP)
YATAKE MASAHIRO (JP)
International Classes:
C09D11/00; C09D11/322; C09D11/324; C09D11/326; C09D11/328; C09D11/38; (IPC1-7): C09D11/00; B41M5/00; B41J2/01
Domestic Patent References:
WO1993009194A11993-05-13
Foreign References:
EP0879858A21998-11-25
EP0539004A11993-04-28
JPH0418465A1992-01-22
JPS56163168A1981-12-15
EP0651036A21995-05-03
EP0856406A11998-08-05
JPH02127482A1990-05-16
JP2000265095A2000-09-26
Other References:
See also references of EP 1156086A4
Attorney, Agent or Firm:
Sato, Kazuo (Fuji Bldg. 2-3 Marunouchi 3-chome Chiyoda-ku, Tokyo, JP)
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