Title:
COMPOUND USING NATURAL PIGMENT
Document Type and Number:
WIPO Patent Application WO/2023/282035
Kind Code:
A1
Abstract:
Provided is a compound that has a high biomass degree (more preferably a compound that has a biomass degree of 100%) and that is obtained by utilizing a natural pigment, wherein the compound has exceptional color development properties and light resistance. The present invention is a compound obtained by bonding a natural pigment of curcumin and an organic acid, wherein the compound has a number-average molecular weight (Mn) of 400-4,950.
Inventors:
OOTSUBO TAKAHIKO (JP)
SEKINE HITOSHI (JP)
YAMAMOTO ATSUSHI (JP)
NEMOTO KOJI (JP)
YOSHIDA MASARU (JP)
TAMURA MASANORI (JP)
SEKINE HITOSHI (JP)
YAMAMOTO ATSUSHI (JP)
NEMOTO KOJI (JP)
YOSHIDA MASARU (JP)
TAMURA MASANORI (JP)
Application Number:
PCT/JP2022/024448
Publication Date:
January 12, 2023
Filing Date:
June 20, 2022
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
AIST (JP)
AIST (JP)
International Classes:
C09B61/00; C09D7/41; C09D11/037; C09D11/32; C09D201/00; G03G9/09
Foreign References:
| JP2010506836A | 2010-03-04 | |||
| JP2010127963A | 2010-06-10 | |||
| JP2021042360A | 2021-03-18 |
Other References:
GODA YUKIHIRO, NAKAMURA HIROMICHI, SASAKI SAKAMOTO SHIHO, ISHIKAWA KEIKO, MAITANI TAMIO, YAMADA TAKASHI: "Photo-stability of Coloring Constituents in Paprika Color", SHOKUHIN EISEIGAKU ZASSHI = JOURNAL OF THE FOOD HYGIENIC SOCIETY OF JAPAN, NIHON SHOKUHIN EISEI GAKKAI, JP, vol. 38, no. 4, 26 February 1997 (1997-02-26), JP , pages 240 - 247_1, XP093022777, ISSN: 0015-6426, DOI: 10.3358/shokueishi.38.4_240
Attorney, Agent or Firm:
TAKAOKA Ryoichi et al. (JP)
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