COATING COMPOSITION AND COATING FILM FORMING METHOD

Title:

COATING COMPOSITION AND COATING FILM FORMING METHOD

Document Type and Number:

WIPO Patent Application WO/2021/106902

Kind Code:

A1

Abstract:

The present invention addresses the problem of providing a coating composition and a coating film forming method, whereby a coating material has good storage stability, and a coating film has excellent contamination resistance (ease of removal of contamination and prevention of adhesion of contamination) and durability, the coating film has excellent scratch resistance, and the coating film is transparent and can protect appearance for a long time. As a solution to the above problem, the present invention provides a coating composition containing a silyl-group-containing acrylic resin (A), a hydroxyl-group-containing acrylic resin (B) not containing a silyl group, a polyisocyanate compound (C), and a catalyst (D), the silyl-group-containing acrylic resin (A) containing at least one polydimethylsiloxane segment.

Inventors:

MORI KENJI (JP)
OKIYAMA HARUHIKO (JP)
HIDAKA TAKAHIRO (JP)

Application Number:

PCT/JP2020/043742

Publication Date:

June 03, 2021

Filing Date:

November 25, 2020

Export Citation:

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Assignee:

KANSAI PAINT CO LTD (JP)

International Classes:

B05D1/36; B05D7/24; C08F20/28; C09D7/62; C09D7/63; C09D7/65; C09D133/00; C09D133/14; C09D175/04; C09D183/04

Domestic Patent References:

WO2006001510A1	2006-01-05
WO2019168041A1	2019-09-06
WO2006001510A1	2006-01-05
WO2019168041A1	2019-09-06

Foreign References:

JP2003049116A	2003-02-21
JP2003089764A	2003-03-28
JP2004359824A	2004-12-24
JP2005082772A	2005-03-31
JPH1036771A	1998-02-10
JPH1157608A	1999-03-02

Other References: