Title:
外壁及び建築外装用塗料組成物、並びに積層体
Document Type and Number:
Japanese Patent JP7474205
Kind Code:
B2
Abstract:
The purpose of the present invention is to provide a coating composition for outer walls and building exteriors, which gives a substrate water repellency, water resistance, rain streak stain resistance, stain resistance, and weather resistance; and an article, a building material for outer walls and building exteriors, each having a coating formed from the aforesaid coating composition.The present invention provides a coating composition for an outer wall or exterior of building, wherein the coating composition comprises the following components (A) to (D):(A) an emulsion of a silicone acrylic copolymer resin which is a copolymer of 60 to 99 parts by mass of (a1) a polyorganosiloxane represented by the formula (1) and 1 to 40 parts by mass of (a2) an acrylic acid ester monomer and/or a methacrylic acid ester monomer, provided that the total amount of components (a1) and (a2) is 100 parts by mass, the emulsion being in an amount of 0.5 to 20 parts by mass as a solid content;(B) at least one resin emulsion in an amount of 20 to 80 parts by mass as a solid content, selected from the group consisting of acrylic resin emulsions other than component (A), urethane resin emulsions and alkyd resin emulsions;(C) pigment in an amount of 1 to 50 parts by mass; and(D) a flame retardant in an amount of 1 to 10 parts by mass, provided that the total mass of the solid contents of components (A) and (B) and the amounts of components (C) and (D) is 100 parts by mass.
Inventors:
Kentaro Watanabe
Application Number:
JP2021011998A
Publication Date:
April 24, 2024
Filing Date:
January 28, 2021
Export Citation:
Assignee:
Nissin Chemical Industry Co., Ltd.
International Classes:
C09D183/04; C09D5/02; C09D7/42; C09D7/65; E04F13/08
Domestic Patent References:
| JP2020090596A | ||||
| JP2020090563A | ||||
| JP2016138242A | ||||
| JP2000297247A | ||||
| JP2015120808A | ||||
| JP2013241584A | ||||
| JP2020147679A | ||||
| JP7186333A | ||||
| JP2010508406A |
Attorney, Agent or Firm:
Mitsuo Matsui
Hiroshi Murakami
Yukari Kato
Hidefumi Kawamura
Hiroshi Murakami
Yukari Kato
Hidefumi Kawamura