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    • 1. 发明专利
    • Crystalline unsaturated polyester resin composition for led reflector, granular substance comprising the composition, and led reflector formed by molding the granular substance
    • 用于LED反射器的晶体不饱和聚酯树脂组合物,包含组合物的颗粒状物质和通过模制颗粒物质形成的LED反射器
    • JP2013251510A
    • 2013-12-12
    • JP2012127464
    • 2012-06-04
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • KOYAMA TOMOHITO
    • H01L33/60C08F283/01
    • PROBLEM TO BE SOLVED: To provide a crystalline unsaturated polyester resin composition improved in fluidity in mixing an inorganic filler, a white pigment or the like.SOLUTION: A crystalline unsaturated polyester resin composition for an LED reflector of the present invention is a crystalline unsaturated polyester resin composition including at least a crystalline unsaturated polyester resin and an inorganic filler. The crystalline unsaturated polyester resin comprises a crystalline unsaturated polyester and a copolymerizable monomer and/or a copolymerizable polymer, and the crystalline unsaturated polyester resin composition includes a white pigment. In a preferable embodiment of the crystalline unsaturated polyester resin composition for an LED reflector of the present invention, the crystalline unsaturated polyester resin is in a solid state in a temperature range of 50°C or lower.
    • 要解决的问题:提供在混合无机填料,白色颜料等时提高流动性的结晶不饱和聚酯树脂组合物。溶液:本发明的LED反射体用结晶不饱和聚酯树脂组合物是结晶不饱和聚酯 至少包含结晶不饱和聚酯树脂和无机填料的树脂组合物。 结晶不饱和聚酯树脂包括结晶不饱和聚酯和可共聚单体和/或可共聚合的聚合物,结晶不饱和聚酯树脂组合物包括白色颜料。 在本发明的LED反射体用结晶性不饱和聚酯树脂组合物的优选实施方式中,结晶性不饱和聚酯树脂在50℃以下的温度范围内为固态。
    • 2. 发明专利
    • Polyester resin
    • 聚酯树脂
    • JP2011246650A
    • 2011-12-08
    • JP2010123250
    • 2010-05-28
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • MOROIWA TETSUJIYAMANE AKIRAYAMAZAKI KEI
    • C08G63/66C08F290/06C09D5/03C09D167/00
    • PROBLEM TO BE SOLVED: To provide a polyester resin having excellent performance in water resistance, humidity resistance and mechanical physical property and having a small load affected to the environment to various fields.SOLUTION: In the polyester resin, the compound represented by the chemical formula (in the formula, X is an aliphatic or aromatic group, Y is a purified rosin residual group, a disproportionated rosin residual group or a hydrogenated rosin residual group, and n=0-1) is an indispensable component for an alcohol component. Further, in the preferable embodiment of the polyester resin, the compound represented by the chemical formula is formulated in an amount of 20 wt.% or more as a polyester material.
    • 要解决的问题:提供一种在耐水性,耐湿性和机械物理性能方面具有优异性能的聚酯树脂,并且对各种领域的环境影响小。 解决方案:在聚酯树脂中,由化学式(式中X为脂族或芳族基团,Y为纯化松香残基,歧化松香残基或氢化松香残基)表示的化合物, 和n = 0-1)是醇组分不可或缺的成分。 此外,在聚酯树脂的优选实施方案中,由化学式表示的化合物作为聚酯材料配制成20重量%以上的量。 版权所有(C)2012,JPO&INPIT
    • 3. 发明专利
    • Unsaturated polyester resin
    • 不饱和聚酯树脂
    • JP2010235777A
    • 2010-10-21
    • JP2009085356
    • 2009-03-31
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • MOROIWA TETSUJIYOSHIDA NOBUTAKAYAMAMOTO KOJI
    • C08F283/01
    • PROBLEM TO BE SOLVED: To provide an unsaturated polyester resin which has excellent mechanical properties such as strength or impact resistance and excellent durabilities such as water resistance as a binder resin for fiber-reinforced articles and which is obtained by using a raw material derived from biomass resources causing no effect on the global warming even if they are subjected to an incineration treatment.
      SOLUTION: The unsaturated polyester resin is obtained by dissolving 100 pts.wt of an unsaturated polyester in 20-120 pts.wt of a polymerizable monomer. In the unsaturated polyester, acid components comprise an aromatic dicarboxylic acid, a monocarboxylic acid and an unsaturated dicarboxylic acid and alcohol components comprise a polyhydric alcohol having a valency of 3 or higher and a divalent alcohol, wherein the molar ratio of the monocarboxylic to the acid components is 0.15-0.65, and the molar ratio of the polyhydric alcohol having a valency of 3 or higher to the alcohol components is 0.1-0.75.
      COPYRIGHT: (C)2011,JPO&INPIT
    • 待解决的问题:提供一种具有优异的机械性能如强度或耐冲击性的优异的不饱和聚酯树脂和作为纤维增强制品的粘合剂树脂的耐水性优异的耐久性,并且通过使用原料 来自生物质资源,即使对其进行焚化处理也不会对全球变暖产生影响。 解决方案:不饱和聚酯树脂通过将100重量份不饱和聚酯溶解在20-120重量份的可聚合单体中而获得。 在不饱和聚酯中,酸组分包括芳族二羧酸,一元羧酸和不饱和二羧酸,并且醇组分包含3价以上的多元醇和2价醇,其中单羧酸与酸的摩尔比 成分为0.15-0.65,醇成分为3以上的多元醇的摩尔比为0.1-0.75。 版权所有(C)2011,JPO&INPIT
    • 4. 发明专利
    • Polyester resin for toner, and toner for electrostatic charge development
    • 用于调色剂的聚酯树脂和用于静电充电发展的调色剂
    • JP2010020170A
    • 2010-01-28
    • JP2008181738
    • 2008-07-11
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • YAMANE AKIRAMOROIWA TETSUJIYAMAMOTO KOJI
    • G03G9/087
    • G03G9/08755C08G63/137G03G9/0806G03G9/08775G03G9/08795G03G9/08797
    • PROBLEM TO BE SOLVED: To provide a toner for electrostatic charge image development excellent in toner characteristics such as low-temperature fixability, blocking resistance and offset resistance, with respect to a toner for electrostatic charge image development using a polyester resin as a binder resin, and to provide a polyester resin for a toner used in the toner.
      SOLUTION: In the polyester resin used as a binder resin in the toner, the acid component comprises (1) an aromatic dicarboxylic acid and (2) disproportionated rosin, the alcohol component comprises (3) a tri- or higher hydric polyol, the molar ratio of the alcohol component (3) to the acid component (1), (3)/(1) is 1.05-1.65, and the molar ratio of the acid component (2) to the acid component (1), (2)/(1) is 0.40-2.60.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种静电荷图像显影用调色剂,其具有低温定影性,抗粘连性和抗粘着性等调色剂特性,相对于使用聚酯树脂作为静电荷图像显影的静电荷图像显影用调色剂 粘合剂树脂,并提供用于调色剂中的调色剂的聚酯树脂。 解决方案:在用作调色剂中的粘合剂树脂的聚酯树脂中,酸组分包括(1)芳族二羧酸和(2)歧化松香,所述醇组分包含(3)三元或更多的羟基多元醇 醇成分(3)与酸成分(1),(3)/(1)的摩尔比为1.05〜1.65,酸成分(2)与酸成分(1)的摩尔比, (2)/(1)为0.40-2.60。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Molding method of highly transparent acrylic resin product
    • 高透明丙烯酸树脂产品的成型方法
    • JP2005081602A
    • 2005-03-31
    • JP2003314065
    • 2003-09-05
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • NAKABAYASHI TAKASHIFURUYA HIDEKITAJIMA HIROYUKIMURAO MASAYOSHI
    • B29C43/20B29K33/00
    • PROBLEM TO BE SOLVED: To provide a molding method of a highly transparent acrylic resin product for obtaining a molded product having high mechanical strength, transparency and gloss and excellent in weatherability and boiling resistance. SOLUTION: A mixture, which is obtained by compounding 50-300 pts.wt. of an acrylic resin powder (B) and 1-50 pts.wt. of a crosslinking monomer (C) with 100 pts.wt. of an acrylic resin syrup (A), which is composed of 100-20 wt.% of a (meth)acrylic monomer (A1) consisting mainly of methyl (meth)acrylate and 0-80 wt.% of a (meth)acrylic polymer (A2), is aged under a temperature condition of 10-60°C to obtain an acrylic resin molding material (D1). This acrylic resin molding material (D1) and an acrylic resin molding material (D2) obtained by compounding 0.1-5.0 pts.wt. of a polymerization initiator (E) with the mixture comprising the components (A), (B) and (C) are together used in a weight ratio: the material (D1): the material (D2)=30:70-60:40 and the material (D1) and the material (D2) are superposed one upon another to be heated, pressed and molded at a temperature of 40-150°C under a pressure of 1-10 MPa. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种高透明度丙烯酸树脂产品的模塑方法,用于获得具有高机械强度,透明度和光泽以及耐候性和耐沸腾性优异的成型产品。 解决方案:将混合物通过混合50-300重量份 的丙烯酸树脂粉末(B)和1-50重量份 的交联单体(C)与100重量份 的丙烯酸树脂浆(A),其由100〜20重量%的主要由(甲基)丙烯酸甲酯组成的(甲基)丙烯酸单体(A1)和0〜80重量%的(甲基)丙烯酸 聚合物(A2)在10-60℃的温度条件下老化,得到丙烯酸树脂成型材料(D1)。 该丙烯酸树脂成型材料(D1)和通过配合0.1-5.0重量份得到的丙烯酸树脂成型材料(D2) 聚合引发剂(E)与包含组分(A),(B)和(C)的混合物一起以重量比进行使用:材料(D1):材料(D2)= 30:70-60: 40,将材料(D1)和材料(D2)彼此重叠以在1-10MPa的压力下在40-150℃的温度下加热,压制和模制。 版权所有(C)2005,JPO&NCIPI
    • 7. 发明专利
    • Model material
    • 模型材料
    • JP2003055421A
    • 2003-02-26
    • JP2001243529
    • 2001-08-10
    • Japan U-Pica Co Ltd日本ユピカ株式会社
    • MASAWAKI KEIZO
    • B29C67/20B29K33/04B29K63/00B29K67/00B29K101/10C08F2/22C08F265/06C08F299/02
    • PROBLEM TO BE SOLVED: To provide a model material which is inexpensive to be capable of corresponding to a manufacture of a master type for limited production of diversified products, a molding sample, a model or the like, and has easy processability of a cutting or the like. SOLUTION: In the model material comprising a porous cured product which is obtained by curing an O/W type aqueous dispersion comprising a radical polymerization type thermosetting resin, the porous cured product comprises an agglomerate of a finely divided cured resin particle, the cured product having excellent cutting processability, and being suitable for the manufacture of the master type for limited production of diversified products, the molding sample, the model or the like.
    • 要解决的问题:提供一种廉价的模型材料,其能够对应于主要类型的制造,用于限制生产多种产品,模制样品,模型等,并且具有易于加工的切割或 类似。 解决方案:在包含通过固化包含自由基聚合型热固性树脂的O / W型水性分散体获得的多孔固化产物的模型材料中,多孔固化产物包含细分的固化树脂颗粒的附聚物,固化产物具有 优良的切割加工性,适用于多种产品的限制生产,成型样品,型号等的主型的制造。
    • 8. 发明专利
    • PRODUCTION METHOD FOR CURED-RESIN FINE POWDER
    • JP2002220473A
    • 2002-08-09
    • JP2001017055
    • 2001-01-25
    • JAPAN U PICA CO LTD
    • MASAWAKI KEIZO
    • C08J3/12C08F2/18C08J3/26
    • PROBLEM TO BE SOLVED: To provide a method whereby a spherical fine powder of a cured-resin having a particle diameter of 10 μm or below, is cheaply and easily produced from a radical-type thermosetting resin. SOLUTION: The cured-resin fine powder is produced by curing an O/W-type aqueous dispersing-element of a thermosetting resin at normal temperature or under heating, and thereafter drying. This dispersing-element is obtained by homogeneously dispersing a liquid radical-polymerized-type thermosetting resin in a water-phase. This cured-resin powder is the spherical fine powder having the particle diameter of 10 μm or below, and has a functionality to be usable as, for example, a crack-preventing agent, a low-shrinking agent and the like. Further, by allowing an unreacted double bond to remain in the fine powder of the cured resin, this powder is usable as, a remaining monomer in a matrix resin, for example, a modifying agent of a decreasing agent, etc., of a remaining styrene in a cured unsaturated-polyester resin, an agent giving a super hydrophilicity, an agent giving a super water-repellent, etc., or an agent giving an antibacterial and mildew-proofing properties and an agent giving deodorizability, and the like.