COATING COMPOSITION - KANSAI PAINT CO LTD

Title:

COATING COMPOSITION

Document Type and Number:

WIPO Patent Application WO/2020/166198

Kind Code:

A1

Abstract:

A coating composition which comprises (A) a binder ingredient, (B) a first viscosity modifier, and (C) a second viscosity modifier, wherein the first viscosity modifier (B) comprises a product of reaction among (b1) a polyisocyanate compound, (b2) a primary monoamine having a number-average molecular weight of 300 or less, and (b3) a polyetheramine having a number-average molecular weight higher than 300 but less than 6,000, the proportion of the polyetheramine (b3) having a number-average molecular weight higher than 300 but less than 6,000 being 0.5 mass% or higher but less than 10 mass% with respect to the sum of the ingredients (b1) to (b3), and the second viscosity modifier (C) comprises a product of reaction among (c1) a polyisocyanate compound, (c2) a primary monoamine having a number-average molecular weight of 300 or less, and (c3) a polyetheramine having two or more amino groups and having a number-average molecular weight of 1,000 or higher but less than 6,000, the proportion of the polyetheramine (c3) having two or more amino groups and having a number-average molecular weight of 1,000 or higher but less than 6,000 being in the range of 10-30 mass% with respect to the sum of the ingredients (c1) to (c3).

Inventors:

NAKAMIZU MASATO (JP)

Application Number:

PCT/JP2019/049557

Publication Date:

August 20, 2020

Filing Date:

December 18, 2019

Export Citation:

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Assignee:

KANSAI PAINT CO LTD (JP)

International Classes:

C09D201/00; C09D7/44; C09D201/06

Domestic Patent References:

WO2018012552A1	2018-01-18
WO2009072561A1	2009-06-11

Foreign References:

JPS6424851A	1989-01-26
JPS49102708A	1974-09-27
JPS61192774A	1986-08-27
JP2009529597A	2009-08-20
JP2002506113A	2002-02-26
JP2008527126A	2008-07-24
JPH10251370A	1998-09-22

Other References: