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    Method for making a powder coating
    1.
    发明授权
    Method for making a powder coating 失效
    粉末涂料的制造方法

    公开(公告)号：US5323970A

    公开(公告)日：1994-06-28

    申请号：US827120

    申请日：1992-01-28

    申请人： Koichi Tsutsui ,  Akimitsu Uenaka ,  Zenichi Yasuda

    发明人： Koichi Tsutsui ,  Akimitsu Uenaka ,  Zenichi Yasuda

    IPC分类号： B02C2/10 ,  B02C23/18

    CPC分类号： B02C13/14 ,  B02C2/10 ,  B02C2013/145

    摘要： There is obtained with greater efficiency a powder coating having an average particle diameter smaller and a particle size distribution range narrower than those currently made by conventional methods. The method to obtain the powder coating comprising; introducing a solid mixture of coating materials between a rotor and a stator; the rotor being supported in such a manner as to be rotating round the shaft center and, on its periphery, being arranged with multiple convex lines extending in a direction of the shaft and being lined up along the periphery; the stator having a cylindric rotor-opposite face arranged with a certain interspace between this face and the rotor periphery and having, on the rotor-opposite face, multiple convex lines extending in the direction of the shaft and being lined up along the circumference, wherein the rotor-opposite face is arranged in such a manner as to be capable of opening in order to expose the rotor periphery; and then pulverizing finer said mixture by said rotating rotor and said stator.

    摘要翻译： 以更高的效率得到平均粒径更小，粒度分布范围比现有方法制造的粉末涂料更窄的粉末涂料。 获得粉末涂料的方法包括： 在转子和定子之间引入涂层材料的固体混合物; 所述转子被支撑成围绕所述轴中心旋转，并且在其周边上布置有沿着所述轴的方向延伸并沿着所述周边排列的多个凸条; 所述定子具有在所述面与所述转子周边之间设置有一定间隙的圆筒状转子相对面，并且在所述转子相对面上具有沿所述轴的方向延伸并且沿着所述圆周排列的多个凸条，其中， 转子相对面以能够打开以便露出转子周边的方式布置; 然后通过所述旋转转子和所述定子粉碎所述混合物。

    Powder coating composition
    4.
    发明授权
    Powder coating composition 失效
    粉末涂料组合物

    公开(公告)号：US5523349A

    公开(公告)日：1996-06-04

    申请号：US331956

    申请日：1994-10-31

    申请人： Yasushi Shiomi ,  Akimitsu Uenaka ,  Koichi Tsutsui

    发明人： Yasushi Shiomi ,  Akimitsu Uenaka ,  Koichi Tsutsui

    IPC分类号： C08F299/00 ,  C08F290/00 ,  C09D5/03 ,  C09D5/46 ,  C09D133/00 ,  C09D133/04 ,  C09D133/06 ,  C09D133/14 ,  C09D163/00 ,  C09D163/08 ,  C08L37/00 ,  C08L63/02

    CPC分类号： C09D133/068 ,  C09D133/14

    摘要： A powder coating composition contains acrylic resin (A) containing at least 40 percent by weight of a glycidyl-group-containing monomer and having a solubility parameter which is in the range of 11.0 to 11.6 and a glass transition temperature of at least 20.degree. C., a surface modifier (B) consisting of a polymer having a solubility parameter which is in the range of 10.4 to 11.0, and polyvalent carboxylic acid (B). The surface modifier (B) is in a content of 0.1 to 4 parts by weight with respect to a total content of 100 parts by weight of the acrylic resin (A) and the polyvalent carboxylic acid (C), while the components are so mixed with each other that the amount of carboxylic groups contained in the polyvalent carboxylic acid (C) is at an equivalence ratio of at least 0.5 to the amount of glycidyl groups contained in the acrylic resin (A).

    摘要翻译： 粉末涂料组合物包含含有至少40重量％的含缩水甘油基的单体并且溶解度参数在11.0至11.6范围内且玻璃化转变温度至少为20℃的丙烯酸树脂（A） 由具有在10.4至11.0范围内的溶解度参数的聚合物和多价羧酸（B）组成的表面改性剂（B）。 相对于100重量份丙烯酸树脂（A）和多元羧酸（C）的总含量，表面改性剂（B）的含量为0.1〜4重量份，而成分混合 相对于丙烯酸树脂（A）中含有的缩水甘油基的量，多价羧酸（C）中所含的羧基的量相对于至少为0.5的当量比。

    Powder coating composition
    7.
    发明授权
    Powder coating composition 失效
    粉末涂料组合物

    公开(公告)号：US5648117A

    公开(公告)日：1997-07-15

    申请号：US480324

    申请日：1995-06-07

    申请人： Yasushi Shiomi ,  Akimitsu Uenaka ,  Koichi Tsutsui

    发明人： Yasushi Shiomi ,  Akimitsu Uenaka ,  Koichi Tsutsui

    IPC分类号： C08F299/00 ,  C08F290/00 ,  C09D5/03 ,  C09D5/46 ,  C09D133/00 ,  C09D133/04 ,  C09D133/06 ,  C09D133/14 ,  C09D163/00 ,  C09D163/08 ,  B05D3/02

    CPC分类号： C09D133/068 ,  C09D133/14

    摘要： A powder coating composition contains acrylic resin (A) containing at least 40 percent by weight of a glycidyl-group-containing monomer and having a solubility parameter which is in the range of 11.0 to 11.6 and a glass transition temperature of at least 20.degree. C., a surface modifier (B) consisting of a polymer having a solubility parameter which is in the range of 10.4 to 11.0, and polyvalent carboxylic acid (B). The surface modifier (B) is in a content of 0.1 to 4 parts by weight with respect to a total content of 100 parts by weight of the acrylic resin (A) and the polyvalent carboxylic acid (C), while the components are so mixed with each other that the amount of carboxylic groups contained in the polyvalent carboxylic acid (C) is at an equivalence ratio of at least 0.5 to the amount of glycidyl groups contained in the acrylic resin (A).

    摘要翻译： 粉末涂料组合物包含含有至少40重量％的含缩水甘油基的单体并且溶解度参数在11.0至11.6范围内且玻璃化转变温度至少为20℃的丙烯酸树脂（A） 由具有在10.4至11.0范围内的溶解度参数的聚合物和多价羧酸（B）组成的表面改性剂（B）。 相对于100重量份丙烯酸树脂（A）和多元羧酸（C）的总含量，表面改性剂（B）的含量为0.1〜4重量份，而成分混合 相对于丙烯酸树脂（A）中含有的缩水甘油基的量，多价羧酸（C）中所含的羧基的量相对于至少为0.5的当量比。

    Powder coating
    8.
    发明授权
    Powder coating 失效
    粉末涂料

    公开(公告)号：US5468813A

    公开(公告)日：1995-11-21

    申请号：US332744

    申请日：1994-11-01

    申请人： Akimitsu Uenaka ,  Yuji Toyoda ,  Koichi Tsutsui ,  John Kenny

    发明人： Akimitsu Uenaka ,  Yuji Toyoda ,  Koichi Tsutsui ,  John Kenny

    IPC分类号： C09D5/03 ,  C09D133/06 ,  C09D133/14 ,  C09D163/00 ,  C08F8/00

    CPC分类号： C09D5/031

    摘要： The object of the present invention is to provide a powder coating excellent in storage stability and in coat surface smoothness.The present invention relates to a powder coating comprising a binder resin and a curing agent, characterized in that said curing agent has particle size characteristics such that the average particle size is 0.3 to 7 .mu.m and particles having a particle size not smaller than 20 .mu.m account for not less than 10% by weight of all curing agent particles.

    摘要翻译： 本发明的目的是提供一种保存稳定性和涂层表面平滑性优异的粉末涂料。 本发明涉及包含粘合剂树脂和固化剂的粉末涂料，其特征在于，所述固化剂具有使得平均粒径为0.3〜7μm的粒径特性，粒径不小于20μm的粒子 m不低于所有固化剂颗粒的10重量％。

    Powder coatings
    9.
    发明授权
    Powder coatings 失效
    粉末涂料

    公开(公告)号：US5034432A

    公开(公告)日：1991-07-23

    申请号：US458542

    申请日：1989-12-29

    申请人： Tasaburo Ueno ,  Akimitsu Uenaka ,  Yuji Toyoda ,  Katsuaki Kida ,  Masayuki Maruta ,  Koichi Tsutsui

    发明人： Tasaburo Ueno ,  Akimitsu Uenaka ,  Yuji Toyoda ,  Katsuaki Kida ,  Masayuki Maruta ,  Koichi Tsutsui

    IPC分类号： C09D5/03 ,  C09D5/46 ,  C08L27/06

    CPC分类号： C09D5/031 ,  Y10S525/934 ,  Y10T428/2998

    摘要： The invention concerns powder coatings comprising thermoplastic or thermosetting type resin powder particles, each particle carrying at least on the surface thereof, a number of microparticles having an average diameter of 0.001 to 10.mu. of such resin as having a glass transition temperature of 50.degree. to 150.degree. C. and a SP value of 9 to 15, said microparticle optionally containing UV absorber or antioxidant or hardening catalyst, the weight ratio of said microparticles to the total weight of the powder coatings being 0.05 to 30% by weight. The present powder coatings are excellent in blocking resistance and capable of forming a coating with excellent stain resistance, coating appearance and other desired properties.

    摘要翻译： 本发明涉及包含热塑性或热固型树脂粉末颗粒的粉末涂料，每个颗粒至少在其表面上承载多个平均直径为0.001至10微米的微粒，其玻璃化转变温度为50℃至 150℃，SP值为9〜15，所述微粒任选地含有UV吸收剂或抗氧化剂或硬化催化剂，所述微粒与粉末涂料的总重量的重量比为0.05〜30重量％。 本发明的粉末涂料具有优异的抗粘连性，并且能够形成具有优异的耐污性，涂层外观和其它所需性能的涂层。

    Thermosetting resin and its production
    10.
    发明授权
    Thermosetting resin and its production 失效
    热固性树脂及其生产

    公开(公告)号：US4205152A

    公开(公告)日：1980-05-27

    申请号：US859102

    申请日：1977-12-09

    申请人： Ryuzo Mizuguchi ,  Atsushi Takahashi ,  Shin-ichi Ishikura ,  Akimitsu Uenaka

    发明人： Ryuzo Mizuguchi ,  Atsushi Takahashi ,  Shin-ichi Ishikura ,  Akimitsu Uenaka

    IPC分类号： C08F220/58 ,  C08F246/00 ,  C09D133/24 ,  C08F20/06 ,  C08F220/06 ,  C08F28/00

    CPC分类号： C08F220/58 ,  C08F246/00 ,  C09D133/24 ,  Y10S526/923

    摘要： A thermosetting resin which is a linear copolymer having a molecular weight of 10,000 to 1,000,000 and a glass transition point of -30.degree. to +80.degree. C., obtained by polymerizing in an aqueous medium a monomer mixture comprising (1) 0.1 to 50% by weight of at least one polymerizable monomer having an ampho-ionic structure, selected from the group consisting of (i) compounds representable by the formula: ##STR1## wherein R.sub.1 is a hydrogen atom or a methyl group, R.sub.2 and R.sub.3 are each, the same or different, a C.sub.1 -C.sub.6 alkyl group, A is O or NH, m.sub.1 and n.sub.1 are each, the same or different, an integer of 1 to 12 and X.sup..crclbar. is SO.sub.3.sup..crclbar., SO.sub.4.sup..crclbar. or CO.sub.2.sup..crclbar. and (ii) compounds representable by either one of the formulae: ##STR2## wherein R.sub.4 is a hydrogen atom or a methyl group, R.sub.5 is a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group, m.sub.2 is an integer of 0 to 6 and n.sub.2 is an integer of 1 to 6, and A and X.sup.- are as defined above, (2) 0.5 to 70% by weight of at least one polymerizable monomer containing a reactive amide group, representable by the formula: ##STR3## wherein R.sub.6 is a hydrogen atom or a methyl group and R.sub.7 is a hydrogen atom or a C.sub.1 -C.sub.4 alkyl group and (3) 1 to 99.4% by weight of at least one of other polymerizable monomers.

    摘要翻译： 一种热固性树脂，它是一种线性共聚物，其分子量为10,000至1,000,000，玻璃化转变温度为-30℃至+ 80℃。通过在水性介质中聚合单体混合物获得，该单体混合物包含（1）0.1至50％ 的至少一种具有两性离子结构的可聚合单体，其选自（i）由下式表示的化合物：其中R 1是氢原子或甲基，R 2和R 3 各自相同或不同，C1-C6烷基，A为O或NH，m1和n1各自相同或不同，为1〜12的整数，X（ - ）为SO 3（ - ），SO 4 （ - ）或CO 2（ - ）和（ii）可以由下式之一表示的化合物：其中R 4是氢原子或甲基，R 5是氢原子 或C1-C3烷基，m2为0〜6的整数，n2为1〜6的整数，A和X定义如上，（2）0.5〜70重量％的至少一种可聚合 单体含量 其中R6是氢原子或甲基，R7是氢原子或C1-C4烷基，和（3）1到99.4重量％的下式表示的反应性酰胺基团： 的至少一种其它可聚合单体。