Title:
PIGMENT-CONTAINING RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2020/059668
Kind Code:
A1
Abstract:
A pigment-containing resin composition which contains a pigment and a resin (A) and satisfies conditions 1-4. Condition 1: the resin (A) has an anionic group, and at least part of the anionic group is neutralized by a basic compound (b) and has a crosslinked structure. Condition 2: the volatile substance content in the pigment-containing resin composition is 1 mass% or less. Condition 3: the average particle diameter in a water dispersion (α) having a concentration of 2×10-4 mass% and obtained by dispersing the pigment-containing resin composition in water is 150nm or less. Condition 4: the number of particles which have a particle diameter of 0.5 μm or higher in a water dispersion (β) having a concentration of 0.25 mass% and obtained by dispersing the pigment-containing resin composition in water is 1.00×109 or less.
Inventors:
NAGANO TOMOHIKO (JP)
UEDA YASUFUMI (JP)
UEDA YASUFUMI (JP)
Application Number:
PCT/JP2019/036163
Publication Date:
March 26, 2020
Filing Date:
September 13, 2019
Export Citation:
Assignee:
KAO CORP (JP)
International Classes:
C08L101/02; C08K13/02; C08L25/08; C09D11/322
Foreign References:
| JP2010280792A | 2010-12-16 | |||
| JP2010126551A | 2010-06-10 | |||
| JP2016190483A | 2016-11-10 |
Attorney, Agent or Firm:
OHTANI PATENT OFFICE (JP)
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