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    • 6. 发明授权
    • Aliphatic polyester and process for producing the same
    • 脂肪族聚酯及其制造方法
    • US07317069B2
    • 2008-01-08
    • US11282622
    • 2005-11-21
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • C08G63/00C08G63/12C08G63/16C08K3/00C08F2/44C08F2/00
    • C08G63/78C08G63/16
    • An object of the present invention is to provide an aliphatic polyester which is produced as a high-molecular-weight one without using a chain extender such as an isocyanate compound or a carbonate compound and is excellent in moldability in injection molding, blow molding, or extrusion molding, thermal stability, and mechanical properties such as tensile properties.The invention relates to an aliphatic polyester comprising an aliphatic diol unit, an aliphatic dicarboxylic acid unit, and a unit of an organic acid having a pKa value of 3.7 or below at 25° C., wherein a content of a carbonate bond contained in the polyester is less than 1 mol %, a content of a urethane bond is less than 0.06 mol %, a content of an aliphatic monooxymonocarboxylic acid unit is less than 0.02 mol %, a content of the phosphorus atom derived from a phosphorus compound selected from among organic phosphinic acids, organic phosphonic acids, and hydrogen phosphate salts is less than 10−9 mol %, based on the whole monomer units constituting the polyester, and a reduced viscosity (ηsp/C) is 1.6 or more.
    • 本发明的目的是提供一种不使用异氰酸酯化合物或碳酸酯化合物等增链剂作为高分子量制造的脂肪族聚酯,并且在注射成型,吹塑成型或 挤出成型,热稳定性和机械性能如拉伸性能。 本发明涉及包含脂肪族二醇单元,脂肪族二羧酸单元和25℃下pKa值为3.7以下的有机酸单元的脂肪族聚酯,其中,所含有的碳酸酯键的含量 聚酯小于1摩尔%,氨基甲酸酯键的含量小于0.06摩尔%,脂族单氧基单羧酸单元的含量小于0.02摩尔%,磷化合物的磷原子的含量选自 基于构成聚酯的全部单体单元,有机次膦酸,有机膦酸和磷酸氢盐的含量小于10〜9摩尔%,并且粘度降低(etasp / C)为1.6或 更多。
    • 7. 发明申请
    • ALIPHATIC POLYESTER AND PROCESS FOR PRODUCING THE SAME
    • 涤纶涤纶及其制造方法
    • US20070093636A1
    • 2007-04-26
    • US11613449
    • 2006-12-20
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • C08G63/02
    • C08G63/78C08G63/16
    • An object of the present invention is to provide an aliphatic polyester which is produced as a high-molecular-weight one without using a chain extender such as an isocyanate compound or a carbonate compound and is excellent in moldability in injection molding, blow molding, or extrusion molding, thermal stability, and mechanical properties such as tensile properties. The invention relates to an aliphatic polyester comprising an aliphatic diol unit, an aliphatic dicarboxylic acid unit, and a unit of an organic acid having a pKa value of 3.7 or below at 25° C., wherein a content of a carbonate bond contained in the polyester is less than 1 mol %, a content of a urethane bond is less than 0.06 mol %, a content of an aliphatic monooxymonocarboxylic acid unit is less than 0.02 mol %, a content of the phosphorus atom derived from a phosphorus compound selected from among organic phosphinic acids, organic phosphonic acids, and hydrogen phosphate salts is less than 10−9 mol %, based on the whole monomer units constituting the polyester, and a reduced viscosity (ηsp/C) is 1.6 or more.
    • 本发明的目的是提供一种不使用异氰酸酯化合物或碳酸酯化合物等增链剂作为高分子量制造的脂肪族聚酯,并且在注射成型,吹塑成型或 挤出成型,热稳定性和机械性能如拉伸性能。 本发明涉及包含脂肪族二醇单元,脂肪族二羧酸单元和25℃下pKa值为3.7以下的有机酸单元的脂肪族聚酯,其中,所含有的碳酸酯键的含量 聚酯小于1摩尔%,氨基甲酸酯键的含量小于0.06摩尔%,脂族单氧基单羧酸单元的含量小于0.02摩尔%,磷化合物的磷原子的含量选自 基于构成聚酯的全部单体单元,有机次膦酸,有机膦酸和磷酸氢盐的含量小于10〜9摩尔%,并且粘度降低(etasp / C)为1.6或 更多。
    • 8. 发明申请
    • Aliphatic polyester and process for producing the same
    • 脂肪族聚酯及其制造方法
    • US20060155100A1
    • 2006-07-13
    • US11282622
    • 2005-11-21
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • Takayuki AoshimaToyomasa HoshinoTadashi UyedaYasuaki Miki
    • C08G63/02
    • C08G63/78C08G63/16
    • An object of the present invention is to provide an aliphatic polyester which is produced as a high-molecular-weight one without using a chain extender such as an isocyanate compound or a carbonate compound and is excellent in moldability in injection molding, blow molding, or extrusion molding, thermal stability, and mechanical properties such as tensile properties. The invention relates to an aliphatic polyester comprising an aliphatic diol unit, an aliphatic dicarboxylic acid unit, and a unit of an organic acid having a pKa value of 3.7 or below at 25° C., wherein a content of a carbonate bond contained in the polyester is less than 1 mol %, a content of a urethane bond is less than 0.06 mol %, a content of an aliphatic monooxymonocarboxylic acid unit is less than 0.02 mol %, a content of the phosphorus atom derived from a phosphorus compound selected from among organic phosphinic acids, organic phosphonic acids, and hydrogen phosphate salts is less than 10−9 mol %, based on the whole monomer units constituting the polyester, and a reduced viscosity (ηsp/C) is 1.6 or more.
    • 本发明的目的是提供一种不使用异氰酸酯化合物或碳酸酯化合物等增链剂作为高分子量制造的脂肪族聚酯,并且在注射成型,吹塑成型或 挤出成型,热稳定性和机械性能如拉伸性能。 本发明涉及包含脂肪族二醇单元,脂肪族二羧酸单元和25℃下pKa值为3.7以下的有机酸单元的脂肪族聚酯,其中,所含有的碳酸酯键的含量 聚酯小于1摩尔%,氨基甲酸酯键的含量小于0.06摩尔%,脂族单氧基单羧酸单元的含量小于0.02摩尔%,磷化合物的磷原子的含量选自 基于构成聚酯的全部单体单元,有机次膦酸,有机膦酸和磷酸氢盐的含量小于10〜9摩尔%,并且粘度降低(etasp / C)为1.6或 更多。
    • 9. 发明授权
    • Process for producing toner for developing electrostatic image
    • 用于生产静电图像显影用调色剂的方法
    • US06720123B2
    • 2004-04-13
    • US10066614
    • 2002-02-06
    • Yuqing XuKazuo MitsuhashiTomohiko TokunagaToyomasa Hoshino
    • Yuqing XuKazuo MitsuhashiTomohiko TokunagaToyomasa Hoshino
    • C08J3215
    • G03G9/0804G03G9/0806
    • A process for producing a toner for developing electrostatic image is described, which involves an agglomerate step wherein a dispersion liquid containing at least primary polymer particles and colorant particles is stirred in a stirring tank to agglomerate the particles to thereby obtain agglomerate of the particles and an aging step wherein the resultant agglomerate of the particles is kept at a temperature higher than the glass transition temperature (Tg) of the primary polymer particles by 10° C. or more for a predetermined period of time to thereby fuse the particles, which process is characterized in that the concentration of solid content (C1) in the agglomerate step is 10 to 40% by weight, and that the concentration of the solid content (C2) in the aging step is in the range of 0.3C1≦C2≦0.8C1.
    • 描述了一种用于生产用于静电图像显影的调色剂的方法,其包括附聚步骤,其中将至少含有初级聚合物颗粒和着色剂颗粒的分散液在搅拌槽中搅拌以使颗粒聚集,从而获得颗粒的附聚物和 老化步骤,其中所得颗粒的附聚物保持在比主要聚合物颗粒的玻璃化转变温度(Tg)高10℃或更长的温度下一段预定的时间,从而熔化颗粒,该过程是 其特征在于,凝聚体工序中固体成分(C1)的浓度为10〜40重量%,老化工序中固体成分浓度(C2)为0.3C1 <= C2&LE; 0.8 C1。