Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
AQUEOUS WATER-REPELLENT COATING COMPOSITION AND INORGANIC BUILDING MATERIAL WITH CURED COATING FILM
To provide an aqueous water-repellent coating composition which gives a cured coating film excellent in water repellency, water resistance, and weather resistance.SOLUTION: The aqueous water-repellent coating composition according to the present invention contains (A) titanium oxide, (B) amorphous silica, and (C) a silicone resin. The titanium oxide (A) has a median diameter of 0.1 μm or more and 5 μm or less. The content of the titanium oxide (A) is 30 mass% or more and 65 mass% or less, the content of the amorphous silica is 10 mass% or more and 55 mass% or less, and a pigment mass concentration (PWC) is 50 mass% or more and 80 mass% or less based on 100 mass% of the aqueous water-repellent coating composition in terms of solid content.SELECTED DRAWING: None
【課題】撥水性、耐水性、および耐候性に優れる硬化塗膜が得られる水系撥水性塗料組成物の提供。【解決手段】本発明による水系撥水性塗料組成物は、（Ａ）酸化チタン、（Ｂ）非晶質シリカ、（Ｃ）シリコーン樹脂を含む水系撥水性塗料組成物であって、前記（Ａ）酸化チタンのメディアン径が０．１μｍ以上５μｍ以下であり、前記水系撥水性塗料組成物の固形分換算１００質量％を基準として、前記（Ａ）酸化チタンの含有量が３０質量％以上６５質量％以下であり、前記（Ｂ）非晶質シリカの含有量が１０質量％以上５５質量％以下であり、顔料質量濃度（ＰＷＣ）が５０質量％以上８０質量％以下であることを特徴とする。【選択図】なし
AQUEOUS WATER-REPELLENT COATING COMPOSITION AND INORGANIC BUILDING MATERIAL WITH CURED COATING FILM
To provide an aqueous water-repellent coating composition which gives a cured coating film excellent in water repellency, water resistance, and weather resistance.SOLUTION: The aqueous water-repellent coating composition according to the present invention contains (A) titanium oxide, (B) amorphous silica, and (C) a silicone resin. The titanium oxide (A) has a median diameter of 0.1 μm or more and 5 μm or less. The content of the titanium oxide (A) is 30 mass% or more and 65 mass% or less, the content of the amorphous silica is 10 mass% or more and 55 mass% or less, and a pigment mass concentration (PWC) is 50 mass% or more and 80 mass% or less based on 100 mass% of the aqueous water-repellent coating composition in terms of solid content.SELECTED DRAWING: None
【課題】撥水性、耐水性、および耐候性に優れる硬化塗膜が得られる水系撥水性塗料組成物の提供。【解決手段】本発明による水系撥水性塗料組成物は、（Ａ）酸化チタン、（Ｂ）非晶質シリカ、（Ｃ）シリコーン樹脂を含む水系撥水性塗料組成物であって、前記（Ａ）酸化チタンのメディアン径が０．１μｍ以上５μｍ以下であり、前記水系撥水性塗料組成物の固形分換算１００質量％を基準として、前記（Ａ）酸化チタンの含有量が３０質量％以上６５質量％以下であり、前記（Ｂ）非晶質シリカの含有量が１０質量％以上５５質量％以下であり、顔料質量濃度（ＰＷＣ）が５０質量％以上８０質量％以下であることを特徴とする。【選択図】なし
AQUEOUS WATER-REPELLENT COATING COMPOSITION AND INORGANIC BUILDING MATERIAL WITH CURED COATING FILM
水系撥水性塗料組成物および硬化塗膜付き無機質建材
IMAYOSHI KOKI (Autor:in) / MAKI KAZUO (Autor:in) / SHIMONO DAIGO (Autor:in)
26.06.2023
Patent
Elektronische Ressource
Japanisch
IPC:
C09D
Überzugsmittel, z.B. Anstrichstoffe, Firnisse oder Lacke
,
COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS
/
C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
/
E04F
FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
,
Ausbau von Bauwerken, z.B. Treppen, Fußböden
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