Title:
BARIUM SULFATE DISPERSION, COATING MATERIAL, COATING FILM, AND FILM
Document Type and Number:
WIPO Patent Application WO/2021/095771
Kind Code:
A1
Abstract:
One embodiment of the present invention relates to a barium sulfate particle dispersion containing barium sulfate particles and a solvent, wherein: the barium sulfate particles have a pH of 7.0-11.0 in dimethylacetamide and have a dispersed particle size of 100-800 nm; and the solvent contains at least one type selected from the group consisting of dimethylacetamide, N-methyl-2-pyrrolidone, and γ-butyrolactone.
Inventors:
GONDO RYOSUKE (JP)
SAKAI TAKAYUKI (JP)
AIZAWA SATORU (JP)
SAKAI TAKAYUKI (JP)
AIZAWA SATORU (JP)
Application Number:
PCT/JP2020/042085
Publication Date:
May 20, 2021
Filing Date:
November 11, 2020
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYOCOLOR CO LTD (JP)
TOYOCOLOR CO LTD (JP)
International Classes:
C09C1/02; C08K3/30; C08K9/06; C08L79/08; C09C3/12; C09D7/20; C09D7/61; C09D7/62; C09D17/00; C09D179/08; C09D201/00
Foreign References:
| JP2003192910A | 2003-07-09 | |||
| JP2006083207A | 2006-03-30 | |||
| JP2007231213A | 2007-09-13 | |||
| JP2010209309A | 2010-09-24 | |||
| JP2014144995A | 2014-08-14 | |||
| JP2009001723A | 2009-01-08 |
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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