Title:
QUINACRIDONE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2024/101183
Kind Code:
A1
Abstract:
Provided are: a bio-derived quinacridone compound that can be used as a bio-red pigment and that is obtained by a safe, clean, green, and carbon-neutral approach; and a composition containing said compound. The present invention provides a quinacridone compound that contains radioactive carbon atoms 14C and that has a structure represented by formula (B). (In formula (B), each X independently represents –Cl, –F, –Br, –I, –OH, –NO2, a C1 to C12 alkyl group, a C1 to C12 alkoxy group, a phenyl group, –COOH, –COO–C1 to C12 alkyl, or –CO–NR. Each R independently represents a hydrogen atom, an alkyl group, an alkenyl group, or a phenyl group. Each n independently represents 1 or 2.)
Inventors:
FOO SIONGWANG (JP)
EBATO HIROSHI (JP)
EBATO HIROSHI (JP)
Application Number:
PCT/JP2023/038864
Publication Date:
May 16, 2024
Filing Date:
October 27, 2023
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
C09B48/00; C09B67/20
Foreign References:
| JP2013230993A | 2013-11-14 | |||
| JP2005211041A | 2005-08-11 |
Other References:
ANONYMOUS: "Vibrant colors! Bio-based magenta expands the world of digital printing at FESPA", 14 May 2019 (2019-05-14), XP093169322, Retrieved from the Internet
ANONYMOUS: "Vibrant colors! Bio-based magenta expands the world of digital printing at FESPA", 14 May 2019 (2019-05-14), XP093169322, Retrieved from the Internet
ANONYMOUS: "Ink Jet Magenta E-S VP6057", HEUBACH, 25 September 2023 (2023-09-25), XP093169324, Retrieved from the Internet
OTANI, JUNJI: "Diketopyrrolopyrrole Pigments and Quinacridone Pigments. ", JOURNAL OF THE IMAGING SOCIETY OF JAPAN., vol. 37, no. 3, 1 January 1998 (1998-01-01), pages 298 - 307, XP093169328
ANONYMOUS: "Vibrant colors! Bio-based magenta expands the world of digital printing at FESPA", 14 May 2019 (2019-05-14), XP093169322, Retrieved from the Internet
ANONYMOUS: "Ink Jet Magenta E-S VP6057", HEUBACH, 25 September 2023 (2023-09-25), XP093169324, Retrieved from the Internet
OTANI, JUNJI: "Diketopyrrolopyrrole Pigments and Quinacridone Pigments. ", JOURNAL OF THE IMAGING SOCIETY OF JAPAN., vol. 37, no. 3, 1 January 1998 (1998-01-01), pages 298 - 307, XP093169328
Attorney, Agent or Firm:
TAKAOKA Ryoichi et al. (JP)
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