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1. 发明授权

US5266652A Resinous composition for powder coating 失效
标题翻译：粉末涂料用树脂组合物
公开(公告)号：US5266652A
公开(公告)日：1993-11-30
申请号：US894757
申请日：1992-06-05
申请人： Yuji Toyoda , Akimitsu Uenaka , Hideki Ichimura , Tasaburo Ueno , Koichi Tsutsui
发明人： Yuji Toyoda , Akimitsu Uenaka , Hideki Ichimura , Tasaburo Ueno , Koichi Tsutsui
IPC分类号： C09D5/03 , C08G59/32 , C08G59/42 , C09D5/46 , C09D133/04 , C09D133/06 , C09D133/08 , C09D163/00 , C08F20/32 , C08L33/14 , C08L63/08 , C08L63/10
CPC分类号： C08G59/42 , C08G59/3218 , C09D133/06
摘要： A resinous composition for powder coating, comprising (A) an acrylic resin and (B) a hardener, the acrylic resin being composed of (a) t-butyl methacrylate and/or t-butyl acrylate, (b) an ethylenically unsaturated monomer having a reactive functional group and (c) other ethylenically unsaturated monomer(s) than the said (a) and (b) which is (are) non-reactive with the functional group of (b), the reactive functional group content being 0.0010-0.0046 mol/g of resin, the glass transition temperature being 30-110.degree. C. and the number average molecular weight being 1,000-20,000, and the hardener having in its molecule 2 or more functional groups which are reactive with the reactive functional group possessed by the acrylic resin.The powder coating based on the present resinous composition is useful for the coating of construction material, auto-mobile and the like and is excellent in low temperature curing properties, storage stability and can result an excellent film even when used a stored powder.

2. 发明授权

US5162058A Coating powder composition 失效
标题翻译：涂料粉末组合物
公开(公告)号：US5162058A
公开(公告)日：1992-11-10
申请号：US479530
申请日：1990-02-13
申请人： Akimitsu Uenaka , Yuji Toyoda , Tasaburo Ueno , Koichi Tsutsui
发明人： Akimitsu Uenaka , Yuji Toyoda , Tasaburo Ueno , Koichi Tsutsui
IPC分类号： C08K5/10 , C09D5/03 , C09D5/46 , C09D163/00 , C09D167/00 , C09D167/02
CPC分类号： C09D167/00 , C09D163/00 , Y10T428/31511
摘要： The invention concerns a coating powder composition comprising (A) a carboxyl group containing polyester resin having a number average molecular weight of 1,000.about.20,000, an acid value of 10.about.100, a glass transition temperature of 35.degree.-120.degree. C. and an SP value of 9.8.about.11.5, and (B) glycidyl trimellitate, wherein the equivalent weight ratio of carboxyl the groups of said (A) to the glycidyl groups of said (B) is 1:2 to 2:1. The coating powder composition is specifically suitable for a high-temperature-short time baking and capable of resulting in a coating having excellent film properties including bending and processability and which coating is highly-crosslinked.

3. 发明授权

US5034432A Powder coatings 失效
标题翻译：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。

4. 发明授权

US5212243A A powder coating which is excellent in stain resistance 失效
标题翻译：一种耐腐蚀性优异的粉末涂料
公开(公告)号：US5212243A
公开(公告)日：1993-05-18
申请号：US894470
申请日：1992-06-05
申请人： Yuji Toyoda , Akimitsu Uenaka , Hideki Ichimura , Tasaburo Uneo , Koichi Tsutsui
发明人： Yuji Toyoda , Akimitsu Uenaka , Hideki Ichimura , Tasaburo Uneo , Koichi Tsutsui
IPC分类号： C08F299/02 , C08F290/00 , C08G59/40 , C08L63/00 , C08L67/00 , C09D4/00 , C09D4/02 , C09D5/03 , C09D5/46 , C09D133/06 , C09D163/00 , C09D167/00 , C09D167/02 , C09D175/00
CPC分类号： C09D167/00 , C08G59/4035 , C09D133/06 , C09D163/00 , C08L63/00 , C08L67/00
摘要： A powder coating which is specifically useful for the containing of electric appliance, office appliance and the like and is excellent, inter alia, stain resistance of the formed coating is provided, the powder coating comprising (a) a base resin having a reactive functional group, (b) a hardener having in its molecule 2 or more functional groups which are reactive with the functional group of the base resin and (c) an acrylic resin containing 40 100 % by weight of the total of the constituting monomers of t-butyl acrylate and/or t-butyl methacrylate.

5. 发明授权

US5747150A Electrostatic powder coating method 失效
标题翻译：静电粉末涂布法
公开(公告)号：US5747150A
公开(公告)日：1998-05-05
申请号：US714612
申请日：1996-09-16
申请人： Masahiro Yamamoto , Akimitsu Uenaka , Tasaburo Ueno , Koichi Tsutsui
发明人： Masahiro Yamamoto , Akimitsu Uenaka , Tasaburo Ueno , Koichi Tsutsui
IPC分类号： B05D1/06 , B32B7/02 , B05D1/36 , B32B27/36
CPC分类号： B05D1/06 , Y10T428/31681 , Y10T428/31786
摘要： An electrostatic powder coating method of forming an undercoating film having a volume specific resistivity of not more than 10.sup.13 .OMEGA..multidot.cm and a thickness of not more than 200 .mu.m on a metal surface and forming an overcoating layer on the undercoating film by electrostatic powder coating. The undercoating film is composed of a plurality of layers with only the top layer containing a conductive material.
摘要翻译：一种在金属表面上形成体积比电阻率不大于1013欧米伽×厘米且厚度不大于200微米的底涂膜的静电粉末涂覆方法，并通过静电粉末涂覆在底涂膜上形成外涂层。底涂膜由仅具有导电材料的顶层的多个层组成。

6. 发明授权

US5576389A Powder coating composition 失效
标题翻译：粉末涂料组合物
公开(公告)号：US5576389A
公开(公告)日：1996-11-19
申请号：US514891
申请日：1995-08-14
申请人： Tasaburo Ueno , Akimitsu Uenaka , Harunori Gohji , Yuji Toyoda , Kouichi Tsutsui
发明人： Tasaburo Ueno , Akimitsu Uenaka , Harunori Gohji , Yuji Toyoda , Kouichi Tsutsui
IPC分类号： C08L63/00 , C08G59/00 , C08G59/20 , C08G59/32 , C08L33/06 , C09D5/03 , C09D133/06 , C09D163/00 , C09D167/00 , C08L33/02
CPC分类号： C09D133/068 , C09D163/00 , C09D167/00 , C08L33/064 , Y10S525/934
摘要： A powder coating comprising a thermosetting resinous composition comprising a base resin having 2 or more oxirane groups in its molecule and a hardener for epoxy resin, which is characterized by further containing 0.5 to 10% by weight based on the base resin weight of a vinyl resin containing 1 to 10% by weight of at least one aliphatic dicarboxylic acid selected from thiomalic acid, maleic acid, fumaric acid and itaconic acid and having a number average molecular weight of 1000 to 8000 and a glass transition temperature of -40.degree. to 100.degree. C. The coating obtained is excellent in smoothness, gloss and image clarity.
摘要翻译：一种粉末涂料，其包含热分解树脂组合物，其包含其分子中具有2个以上环氧乙烷基团的基础树脂和环氧树脂用固化剂，其特征在于，进一步含有0.5〜10重量％，基于树脂重量的乙烯基树脂含有1至10重量％的至少一种选自硫代苹果酸，马来酸，富马酸和衣康酸的脂肪族二羧酸，其数均分子量为1000至8000，玻璃化转变温度为-40至100℃ 所得涂层的光滑度，光泽度和图像清晰度均优异。

7. 发明授权

US5250634A Powder coating composition 失效
标题翻译：粉末涂料组合物
公开(公告)号：US5250634A
公开(公告)日：1993-10-05
申请号：US723268
申请日：1991-06-28
申请人： Yuji Toyoda , Akimitsu Uenaka , Tasaburo Ueno , Kouichi Tsutsui
发明人： Yuji Toyoda , Akimitsu Uenaka , Tasaburo Ueno , Kouichi Tsutsui
IPC分类号： C08G59/40 , C08G59/00 , C08G59/14 , C08G59/26 , C08G59/32 , C08G59/42 , C08L63/00 , C09D5/03 , C09D5/46 , C09D133/04 , C09D133/06 , C09D163/00 , C09D163/06 , C09D167/00 , C09D167/02 , C09D201/08 , C08L63/06 , C08F20/00
CPC分类号： C09D133/064 , C09D163/06 , C09D167/00 , C08L63/00
摘要： A powder coating comprising, as main components. (A) a carboxyl group containing resin having a number average molecular weight of 1000-30000, an acid value of 5-200 KOH mg/g and a glass transition temp. of 20.degree.-120.degree. C., and (B) a polyglycidyl compound obtained by addition of a polyester oligomer having 2 or more carboxyl groups and a number average molecular weight of 200-1200, with an epoxy compound of the formula: ##STR1## , the ratio of carboxyl groups in (A) to glycidyl groups in (B) being, in terms of equivalent ratio, 0.5 to 2.0. This powder coating may result a coating with excellent processability, impact strength and the like and is excellent in storage stability, hardening properties either at high or low temperature and even when used a stored powder may result a coating with excellent processability.

8. 发明授权

US5468813A Powder coating 失效
标题翻译：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％。

9. 发明授权

US5323970A Method for making a powder coating 失效
标题翻译：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。

10. 发明授权

US5523349A Powder coating composition 失效
标题翻译：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。

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