JP2004051644A5 - - Google Patents

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Publication number
JP2004051644A5
JP2004051644A5 JP2002158949A JP2002158949A JP2004051644A5 JP 2004051644 A5 JP2004051644 A5 JP 2004051644A5 JP 2002158949 A JP2002158949 A JP 2002158949A JP 2002158949 A JP2002158949 A JP 2002158949A JP 2004051644 A5 JP2004051644 A5 JP 2004051644A5
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Prior art keywords
component
photocatalytic
coating agent
average particle
particle diameter
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JP2002158949A
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Japanese (ja)
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JP3717868B2 (en
JP2004051644A (en
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Priority to JP2002158949A priority Critical patent/JP3717868B2/en
Priority claimed from JP2002158949A external-priority patent/JP3717868B2/en
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Publication of JP2004051644A5 publication Critical patent/JP2004051644A5/ja
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Publication of JP3717868B2 publication Critical patent/JP3717868B2/en
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Description

Claims (8)

（a）光触媒性酸化物粒子と、（b）疎水性樹脂エマルジョンと、（ｃ）水と、（d）シリカ粒子と、を少なくとも含んだ光触媒性コーティング剤であって、
前記（a）成分及び（d）成分の平均粒径は、前記（b）成分中に分散した粒子の平均粒径よりも小さく、基材に塗布すると、光触媒性酸化物粒子及びシリカ粒子が上方に移動し、膜厚１μｍ〜１ｍｍの塗膜が形成されることを特徴とする光触媒性コーティング剤。A photocatalytic coating agent comprising at least (a) photocatalytic oxide particles, (b) a hydrophobic resin emulsion, (c) water, and (d) silica particles,
The average particle diameter of the component (a) and the component (d) is smaller than the average particle diameter of the particles dispersed in the component (b), and when applied to a substrate, the photocatalytic oxide particles and the silica particles are upward A photocatalytic coating agent characterized in that the coating film of 1 μm to 1 mm in thickness is formed . 前記（a）成分の平均粒径は５〜５０ｎｍ、前記（d）成分の平均粒径は５〜１００ｎｍであり、前記（b）成分に分散した粒子の平均粒径は８０〜３００ｎｍであることを特徴とする請求項１に記載の光触媒性コーティング剤。The average particle diameter of the component (a) is 5 to 50 nm, the average particle diameter of the component (d) is 5 to 100 nm, and the average particle diameter of the particles dispersed in the component (b) is 80 to 300 nm photocatalytic coating agent according to claim 1, wherein the. 前記（a）成分の全固形分中の配合割合が１〜２０重量％、前記（d）成分の配合割合が１〜９０重量％、前記（b）成分の配合割合が５〜９．８重量％であり、前記（ｃ）成分の配合割合が固形分１００重量部に対して１０〜５００重量部であることを特徴とする請求項１又は２に記載の光触媒性コーティング剤。The blending ratio of the (a) component in the total solid content is 1 to 20 wt%, the blending ratio of the (d) component is 1 to 90 wt%, and the blending ratio of the (b) component is 5 to 9.8 wt The photocatalytic coating agent according to claim 1 or 2 , wherein the proportion of the component (c) is 10 to 500 parts by weight with respect to 100 parts by weight of the solid content. 前記（a）成分の全固形分中の割合が１〜５重量％であることを特徴とする請求項３に記載の光触媒性コーティング剤The photocatalytic coating agent according to claim 3 , wherein the proportion of the component (a) in the total solid content is 1 to 5% by weight. 前記（b）成分は、フッ素樹脂エマルジョン、シリコーンエマルジョンのうちの１種以上であることを特徴とする請求項１乃至４のいずれか１項に記載の光触媒性コーティング剤。The photocatalytic coating agent according to any one of claims 1 to 4, wherein the component (b) is at least one of a fluorocarbon resin emulsion and a silicone emulsion. 請求項１乃至５のいずれか１項に記載の光触媒性コーティング剤を疎水性物質を表面に有する基材表面に被覆し、硬化せしめることを特徴とする光触媒性複合材の製造方法。A method for producing a photocatalytic composite material, which comprises coating the photocatalytic coating agent according to any one of claims 1 to 5 on the surface of a substrate having a hydrophobic substance on the surface and curing the same. 前記硬化は常温で行うことを特徴とする請求項６に記載の光触媒性複合材の製造方法。The method of producing a photocatalytic composite according to claim 6 , wherein the curing is performed at normal temperature. 請求項６または７に記載の光触媒性複合材の製造方法によって得られることを特徴とする光触媒性複合材。A photocatalytic composite material obtained by the method for producing a photocatalytic composite material according to claim 6 or 7 .
JP2002158949A 2001-08-30 2002-05-31 Photocatalytic coating agent, photocatalytic composite material and production method thereof Expired - Fee Related JP3717868B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002158949A JP3717868B2 (en) 2001-08-30 2002-05-31 Photocatalytic coating agent, photocatalytic composite material and production method thereof

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001261886 2001-08-30
JP2002157656 2002-05-30
JP2002158949A JP3717868B2 (en) 2001-08-30 2002-05-31 Photocatalytic coating agent, photocatalytic composite material and production method thereof

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2004130037A Division JP2004269898A (en) 2001-08-30 2004-04-26 Photocatalytic coating agent and photocatalytic composite material, and preparation process for this agent
JP2005005333A Division JP2005179686A (en) 2001-08-30 2005-01-12 Photocatalytic coating agent, photocatalytic composite material and method for producing the same

Publications (3)

Publication Number Publication Date
JP2004051644A JP2004051644A (en) 2004-02-19
JP2004051644A5 true JP2004051644A5 (en) 2005-04-28
JP3717868B2 JP3717868B2 (en) 2005-11-16

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JP2009280829A (en) * 2001-08-30 2009-12-03 Toto Ltd Photocatalytic coating material, photocatalytic composite material, and method of manufacturing the same
JP2004269898A (en) * 2001-08-30 2004-09-30 Toto Ltd Photocatalytic coating agent and photocatalytic composite material, and preparation process for this agent
DE102004018338A1 (en) * 2004-04-15 2005-11-10 Sto Ag coating material
KR100876529B1 (en) * 2004-09-15 2008-12-31 주식회사 엘지화학 Film or building exterior material using self-cleaning coating composition and method for producing same
JP2006328196A (en) * 2005-05-25 2006-12-07 Daikin Ind Ltd Structure of stain-resistant coated film
JP2007262150A (en) * 2006-03-27 2007-10-11 Ohbayashi Corp Photocatalyst coating agent and photocatalyst carrier
EP2255878B1 (en) * 2008-03-04 2017-12-27 Kabushiki Kaisha Toshiba Antibacterial material and antibacterial film and antibacterial member using the same
JP5391890B2 (en) * 2009-07-14 2014-01-15 Ｔｏｔｏ株式会社 Photocatalyst-coated body and photocatalyst coating liquid
JP5391892B2 (en) * 2009-07-16 2014-01-15 Ｔｏｔｏ株式会社 Photocatalyst-coated body and photocatalyst coating liquid
JP5391902B2 (en) * 2009-07-30 2014-01-15 Ｔｏｔｏ株式会社 Photocatalyst-coated body and photocatalyst coating liquid
JP2012250133A (en) 2009-09-30 2012-12-20 Toto Ltd Photocatalyst-coated object, and photocatalyst coating liquid therefor
JP2012250134A (en) 2009-09-30 2012-12-20 Toto Ltd Photocatalyst-coated object, and photocatalyst coating liquid therefor
CN103313793B (en) 2010-11-02 2015-03-11 Toto株式会社 Photocatalyst-coated object and photocatalyst coating liquid for same
WO2012169660A1 (en) * 2011-06-07 2012-12-13 株式会社ダイセル Photocatalytic coating film and method for producing same
JP6487708B2 (en) * 2014-02-24 2019-03-20 Toto株式会社 Coating composition and painted body
JP2017042683A (en) * 2014-03-03 2017-03-02 株式会社鯤コーポレーション Photocatalyst coating liquid, and photocatalyst film using the same
JP6381483B2 (en) * 2014-10-29 2018-08-29 三菱電機株式会社 Coating composition, antifouling member, air conditioner and ventilation fan
JP6953107B2 (en) * 2015-08-31 2021-10-27 日本光触媒センター株式会社 Enclosure

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JPH09234375A (en) * 1996-03-01 1997-09-09 Mitsubishi Paper Mills Ltd Photo-reactive harmful matter removing material
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JPH10363A (en) * 1996-06-13 1998-01-06 Dainippon Toryo Co Ltd Formation of coating film having photochemical activity
JP3991172B2 (en) * 1997-02-06 2007-10-17 信越化学工業株式会社 Coating composition, hydrophilic film, and coated article having hydrophilic film
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