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    • 1. 发明专利
    • Method for coating photocatalyst for polyester molding
    • 涂料用于聚酯模塑的光催化剂的方法
    • JP2009061404A
    • 2009-03-26
    • JP2007232086
    • 2007-09-06
    • National Institute Of Advanced Industrial & Technology独立行政法人産業技術総合研究所
    • MATSUZAWA SADAONEGISHI NOBUAKIHIRAKAWA TSUTOMU
    • B05D5/00B01D53/86B01J35/02B01J37/08B05D7/02D06M11/46D06M11/79D06M13/513D06M15/00D06M15/333D06M15/70D06M101/32
    • PROBLEM TO BE SOLVED: To provide a method for coating a photocatalyst for polyester molding that prevents photocatalysts such as titanium oxide from being buried in a binder component used for coating a polyester molding material, allows the photocatalyst to be densified and strongly bound on a surface of the polyester molding material, and allows an activity of the bound photocatalyst to last for a long period of time.
      SOLUTION: The method for coating a photocatalyst for polyester molding comprises allowing electrostatically a photocatalyst to be bound to a film by forming a silica barrier layer where dehydration condensation reaction is completed by performing thermal processing at a temperature of 70°C or higher for ten hours or longer after covering the surface of the polyester molding with an organic silane compound, and then allowing the layer to contact a mixture solution with weight ratio of photocatalyst to water of 0.0005 to 0.1:1 at pH of 6.5 or less after forming a dried film of polyvinyl acetate series resin negatively charged.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了提供一种涂覆聚酯成型用光催化剂的方法,其防止诸如氧化钛的光催化剂被掩埋在用于涂覆聚酯成型材料的粘合剂组分中,使光催化剂致密化并且牢固地结合 在聚酯成型材料的表面上,并且允许结合的光催化剂的活性持续长时间。 解决方案:聚酯成型用光催化剂的涂布方法包括:通过在70℃以上的温度下进行热处理,形成通过进行脱水缩合反应的二氧化硅阻隔层,使光催化剂与膜结合。 在有机硅烷化合物覆盖聚酯模塑体的表面之后10小时或更长时间,然后使层与成膜后的pH值为6.5以下的pH5.0〜0.1:1的光催化剂与水的重量比接触混合溶液 聚乙酸乙烯酯系列树脂的干膜被带负电。 版权所有(C)2009,JPO&INPIT
    • 2. 发明专利
    • Method for coating polyester fiber with photocatalyst
    • 用光聚合物涂覆聚酯纤维的方法
    • JP2007229667A
    • 2007-09-13
    • JP2006056816
    • 2006-03-02
    • National Institute Of Advanced Industrial & Technology独立行政法人産業技術総合研究所
    • MATSUZAWA SADAONEGISHI NOBUAKIOKO YOSHIHISAHIRAKAWA TSUTOMU
    • B01J35/02B01J35/06B05D7/00B05D7/24D06M11/46D06M15/333D06M15/643D06M101/32
    • PROBLEM TO BE SOLVED: To provide a method for coating a polyester fiber with a photocatalyst by which a high-activity and hardly-exfoliative polyester-photocatalyst material in which the photocatalyst such as titanium dioxide is bonded densely and strongly to the surface of a polyester fiber material, can be produced while preventing the photocatalyst from being buried in a binder component to be used for coating the polyester fiber material.
      SOLUTION: The method for coating the polyester fiber with the photocatalyst comprises the steps of: forming a dry coating film of a polyvinyl acetate-based resin having a negative electric charge on the surface of the polyester fiber the surface of which is treated with silica; bringing the coating film-formed polyester fiber into contact with a liquid mixture of the photocatalyst with water, in which the weight ratio of (the photocatalyst):(water) is 0.0005:1 to 0.1:1 and the pH of which is ≤6.5, to bond the photocatalyst electrostatically to the coating film; and removing water at 0-40°C to coat the polyester fiber with the photocatalyst.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供一种用光催化剂涂覆聚酯纤维的方法,通过该方法,其中光催化剂如二氧化钛的高活性和几乎不剥落的聚酯 - 光催化剂材料紧密地粘结到表面上 的聚酯纤维材料,可以防止将光催化剂埋入用于涂布聚酯纤维材料的粘合剂成分中。 解决方案:用光催化剂涂覆聚酯纤维的方法包括以下步骤:在其表面被处理的聚酯纤维的表面上形成具有负电荷的聚乙酸乙烯酯基树脂的干涂层 与二氧化硅; 使涂膜形成的聚酯纤维与光催化剂的液体混合物与水接触,其中(光催化剂):(水)的重量比为0.0005:1至0.1:1,pH为≤6.5 将光催化剂静电粘结到涂膜上; 并在0-40℃下除去水,用光催化剂涂覆聚酯纤维。 版权所有(C)2007,JPO&INPIT