Title:
ANILINE BLACK PARTICLE POWDER, AND RESIN COMPOSITION AND AQUEOUS DISPERSION, EACH USING SAID ANILINE BLACK PARTICLE POWDER
Document Type and Number:
WIPO Patent Application WO/2021/149781
Kind Code:
A1
Abstract:
The present invention addresses the technological problem of providing: an aniline black particle powder which has an excellent degree of blackness, while being suppressed in thickening or gelation with time if formed into an aqueous dispersion; a polyurethane resin composition which contains this aniline black particle powder and has an excellent degree of blackness; and an aqueous dispersion which contains this aniline black particle powder and is suppressed in thickening or gelation with time. An aniline black particle powder which is obtained by coating an alkali-soluble resin, and which is characterized in that: the alkali-soluble resin has an acid value of from 150 to 350 mgKOH/g; and the coating amount of the alkali-soluble resin is from 3 to 15% by weight.
Inventors:
UEHARA KOHEI (JP)
KIN HYEWON (JP)
SAKAMOTO MUNEYOSHI (JP)
KAMIGAKI MAMORU (JP)
KURITA EIICHI (JP)
KIN HYEWON (JP)
SAKAMOTO MUNEYOSHI (JP)
KAMIGAKI MAMORU (JP)
KURITA EIICHI (JP)
Application Number:
PCT/JP2021/002114
Publication Date:
July 29, 2021
Filing Date:
January 21, 2021
Export Citation:
Assignee:
TODA KOGYO CORP (JP)
International Classes:
C09B17/02; C08K9/04; C08L75/04; C08L101/00; C09B67/08; C09B67/46; C09D17/00
Domestic Patent References:
| WO2015064703A1 | 2015-05-07 |
Foreign References:
| JPH0873787A | 1996-03-19 | |||
| JP5923227B1 | 2016-05-24 | |||
| JPH10212428A | 1998-08-11 | |||
| CN101665630A | 2010-03-10 | |||
| JP2019070118A | 2019-05-09 |
Attorney, Agent or Firm:
OKADA, Kazuhiko (JP)
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