Title:
TWO-PART COATING MATERIAL COMPOSITION AND COATED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/066055
Kind Code:
A1
Abstract:
Provided is a water-based coating material composition that can form a coating film having excellent lactic acid resistance and oleic acid resistance. This composition includes: a main agent containing a polycarbonate-based polyurethane, a polyester resin, and water; and a curing agent containing a hydrophilic polyisocyanate compound. The main agent and the curing agent are blended such that the molar ratio of hydroxyl groups (OH) in the main agent and isocyanate groups (NCO) in the curing agent falls within a specific range.
Inventors:
SAITOU SATOSHI (JP)
YAMADA KOJI (JP)
YOSHIKAWA KOJI (JP)
INOUE TAKAHIRO (JP)
YAMADA KOJI (JP)
YOSHIKAWA KOJI (JP)
INOUE TAKAHIRO (JP)
Application Number:
PCT/JP2020/037276
Publication Date:
April 08, 2021
Filing Date:
September 30, 2020
Export Citation:
Assignee:
DAINIPPON TORYO KK (JP)
International Classes:
B05D3/12; B05D7/24; B32B27/40; C09D5/02; C09D7/41; C09D7/61; C09D167/00; C09D175/04
Domestic Patent References:
| WO2009145242A1 | 2009-12-03 | |||
| WO2011010539A1 | 2011-01-27 | |||
| WO2014162868A1 | 2014-10-09 | |||
| WO2013141305A1 | 2013-09-26 | |||
| WO2018034512A1 | 2018-02-22 |
Foreign References:
| JP2004162066A | 2004-06-10 |
Attorney, Agent or Firm:
TANAKA Shinichiro et al. (JP)
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