Title:
INK FOR INKJET PRINTERS
Document Type and Number:
WIPO Patent Application WO/2021/250967
Kind Code:
A1
Abstract:
The purpose of the present disclosure is to provide an ink for inkjet printers, said ink achieving both good visibility of print dots after being heated and high dissolution stability. For the purpose of achieving the above, an ink for inkjet printers according to the present invention contains a colorant, a solvent and a resin, and is characterized in that: the colorant contains a first metal complex and a second metal complex, each of which is obtained by bonding a ligand and a metal ion that is selected from among an iron ion, a manganese ion, a copper ion, a cobalt ion and a chromium ion; and the ligand contains a diketone structure in the chemical structure thereof.
Inventors:
OTOWA TAKUYA (JP)
SASAKI HIROSHI (JP)
SUZUKI TATSUNOSUKE (JP)
OGINO MASAHIKO (JP)
SASAKI HIROSHI (JP)
SUZUKI TATSUNOSUKE (JP)
OGINO MASAHIKO (JP)
Application Number:
PCT/JP2021/010675
Publication Date:
December 16, 2021
Filing Date:
March 16, 2021
Export Citation:
Assignee:
HITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD (JP)
International Classes:
C07C59/195; B41J2/01; B41M5/00; C09B57/10; C09B67/22; C09D11/32
Foreign References:
| JP2011142146A | 2011-07-21 | |||
| JP2006312711A | 2006-11-16 | |||
| JP2013053285A | 2013-03-21 | |||
| JP2002211100A | 2002-07-31 | |||
| US5273575A | 1993-12-28 | |||
| JP2003128949A | 2003-05-08 |
Attorney, Agent or Firm:
HIRAKI & ASSOCIATES (JP)
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