Title:
COATING COMPOSITION SET
Document Type and Number:
WIPO Patent Application WO/2023/013440
Kind Code:
A1
Abstract:
The present invention provides a coating composition set which enables the achievement of a metallic design and good coating film performance at the same time. A coating composition set which contains a colored coating composition (a), a photoluminescent coating composition (b) and a clear coating composition (c), wherein: the colored coating composition (a) contains a hydroxyl group-containing resin (a1), a first curing agent (a2) and a coloring pigment (a3); the hydroxyl group-containing resin (a1) contains a first hydroxyl group-containing resin (a11) that has a number average molecular weight of 3,000 or less and a second hydroxyl group-containing resin (a12) that has a number average molecular weight of 100,000 or more; the photoluminescent coating composition (b) contains a scale-like pigment (b1), a cellulose ester derivative (b2), cellulose nanofibers (b3), a phosphoric acid group-containing compound (b4) and an aqueous solvent (b5); the solid content ratio of the photoluminescent coating composition (b) is 0.1% by mass to 12% by mass; and the clear coating composition (c) is of two-pack type, while containing a third hydroxyl group-containing resin (c1) and a second curing agent (c2).
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Inventors:
KIYONAGA HIROSHI (JP)
MARUO KENJI (JP)
SEGAWA DAISUKE (JP)
YAMAGUCHI KOHEI (JP)
ARAKI YOSHITO (JP)
MARUO KENJI (JP)
SEGAWA DAISUKE (JP)
YAMAGUCHI KOHEI (JP)
ARAKI YOSHITO (JP)
Application Number:
PCT/JP2022/028464
Publication Date:
February 09, 2023
Filing Date:
July 22, 2022
Export Citation:
Assignee:
NIPPON PAINT AUTOMOTIVE COATINGS CO LTD (JP)
International Classes:
B05D1/36; B05D5/06; B05D7/24; C09D5/00; C09D7/63; C09D101/00; C09D101/10; C09D201/06
Domestic Patent References:
| WO2018092878A1 | 2018-05-24 | |||
| WO2018092874A1 | 2018-05-24 | |||
| WO2017175468A1 | 2017-10-12 |
Foreign References:
| JP2018178083A | 2018-11-15 | |||
| JP2017025283A | 2017-02-02 | |||
| JP2017043750A | 2017-03-02 | |||
| JP2020099888A | 2020-07-02 | |||
| JP2021128103A | 2021-09-02 |
Attorney, Agent or Firm:
YAMAO, Norihito et al. (JP)
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