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公开(公告)号：US07235337B2
公开(公告)日：2007-06-26
申请号：US10879738
申请日：2004-06-30
IPC分类号： G03G9/087
CPC分类号： G03G9/0914 , G03G9/08755 , G03G9/09741 , G03G9/0975 , G03G9/09758 , G03G9/09783
摘要： A toner for electrostatic image development, containing a resin binder containing a polyester having monomer units wherein at least one monomer is selected from the group consisting of fumaric acid and maleic acid, including mixtures thereof; a colorant; and a charge control agent containing a negatively chargeable charge control agent and a positively chargeable charge control agent, wherein the unreacted monomers of fumaric acid, maleic acid or both fumaric acid and maleic acid are contained in the toner in an amount of 0.20% by weight or less. The toner for electrostatic image development of the present invention may be used for the development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.
摘要翻译： 一种用于静电图像显影的调色剂，其含有含有具有单体单元的聚酯的树脂粘合剂，其中至少一种单体选自富马酸和马来酸，包括它们的混合物; 着色剂 和含有带负电荷的电荷控制剂和可带正电荷的电荷控制剂的电荷控制剂，其中富马酸，马来酸或富马酸和马来酸两者的未反应单体以0.20重量％的量包含在调色剂中 或更少。 本发明的静电图像显影用调色剂可用于显影电子照相，静电记录法，静电印刷法等形成的潜像。
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公开(公告)号：US20050003290A1
公开(公告)日：2005-01-06
申请号：US10879738
申请日：2004-06-30
CPC分类号： G03G9/0914 , G03G9/08755 , G03G9/09741 , G03G9/0975 , G03G9/09758 , G03G9/09783
摘要： A toner for electrostatic image development, containing a resin binder containing a polyester having monomer units wherein at least one monomer is selected from the group consisting of fumaric acid and maleic acid, including mixtures thereof; a colorant; and a charge control agent containing a negatively chargeable charge control agent and a positively chargeable charge control agent, wherein the unreacted monomers of fumaric acid, maleic acid or both fumaric acid and maleic acid are contained in the toner in an amount of 0.20% by weight or less. The toner for electrostatic image development of the present invention may be used for the development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.
摘要翻译： 一种用于静电图像显影的调色剂，其含有含有具有单体单元的聚酯的树脂粘合剂，其中至少一种单体选自富马酸和马来酸，包括它们的混合物; 着色剂 和含有带负电荷的电荷控制剂和可带正电荷的电荷控制剂的电荷控制剂，其中富马酸，马来酸或富马酸和马来酸两者的未反应单体以0.20重量％的量包含在调色剂中 或更少。 本发明的静电图像显影用调色剂可用于显影电子照相，静电记录法，静电印刷法等形成的潜像。
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公开(公告)号：US07579129B2
公开(公告)日：2009-08-25
申请号：US11136370
申请日：2005-05-25
IPC分类号： G03G9/08
CPC分类号： G03G9/0821 , G03G9/081 , G03G9/0819 , G03G9/08755 , G03G9/08791 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a process for preparing a toner for electrophotography comprising a crystalline polyester and a colorant, wherein the colorant is added in at least one of the neutralizing step, the emulsifying step, and the aggregating step and a process for preparing a toner for electrophotography comprising a crystalline polyester and a colorant, wherein the colorant is added in at least one of the neutralizing and emulsifying step, and the aggregating step. The toner obtained according to the process of the present invention can be suitably used, for example, in development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译： 本发明涉及一种制备电子照相用调色剂的方法，包括结晶聚酯和着色剂，其中着色剂加入中和步骤，乳化步骤和聚集步骤中的至少一个中，以及制备调色剂的方法 用于包含结晶聚酯和着色剂的电子照相术，其中着色剂加入到中和乳化步骤和聚集步骤中的至少一个中。 根据本发明的方法获得的调色剂可以适用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的潜像的显影。
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公开(公告)号：US20050271965A1
公开(公告)日：2005-12-08
申请号：US11136370
申请日：2005-05-25
CPC分类号： G03G9/0821 , G03G9/081 , G03G9/0819 , G03G9/08755 , G03G9/08791 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a process for preparing a toner for electrophotography comprising a crystalline polyester and a colorant, wherein the colorant is added in at least one of the neutralizing step, the emulsifying step, and the aggregating step and a process for preparing a toner for electrophotography comprising a crystalline polyester and a colorant, wherein the colorant is added in at least one of the neutralizing and emulsifying step, and the aggregating step. The toner obtained according to the process of the present invention can be suitably used, for example, in development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译： 本发明涉及一种制备电子照相用调色剂的方法，包括结晶聚酯和着色剂，其中着色剂加入中和步骤，乳化步骤和聚集步骤中的至少一个中，以及制备调色剂的方法 用于包含结晶聚酯和着色剂的电子照相术，其中着色剂加入到中和乳化步骤和聚集步骤中的至少一个中。 根据本发明的方法获得的调色剂可以适用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的潜像的显影。
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公开(公告)号：US08029966B2
公开(公告)日：2011-10-04
申请号：US11829558
申请日：2007-07-27
申请人： Nobumichi Kamiyoshi
发明人： Nobumichi Kamiyoshi
IPC分类号： G03G5/00
CPC分类号： G03G9/09733 , G03G9/0804 , G03G9/09741 , G03G9/0975 , G03G9/09791
摘要： The present invention relates to a releasing agent dispersion for toner including a releasing agent, and a dibasic acid containing an alkyl group and/or an alkenyl group or a salt of the dibasic acid, wherein at least one acid group of the dibasic acid is a carboxyl group; and a toner for electrophotography which is produced by aggregating and unifying releasing agent particles and resin particles contained in a dispersion produced by mixing or contacting the releasing agent dispersion with a resin dispersion. The releasing agent dispersion for toner according to the present invention has a good emulsifiability and a good emulsification stability, and is capable of producing a toner which is excellent in productivity and low-temperature fixing property.
摘要翻译： 本发明涉及包含脱模剂的调色剂用脱模剂分散体和含有烷基和/或链烯基的二元酸或二元酸的盐，其中，二元酸的至少一个酸基为 羧基; 以及通过将脱模剂分散体与树脂分散体混合或接触而制造的分散体中所含的脱模剂颗粒和树脂颗粒聚集并整合而制造的电子照相用调色剂。 根据本发明的调色剂用脱模剂分散体具有良好的乳化性和良好的乳化稳定性，并且能够生产生产率和低温定影性优异的调色剂。
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公开(公告)号：US20110177445A1
公开(公告)日：2011-07-21
申请号：US13061912
申请日：2009-09-07
IPC分类号： G03G9/08
CPC分类号： G03G9/08797 , C08J3/05 , C08J3/07 , C08J2367/00 , G03G9/0804 , G03G9/08755
摘要： The present invention relates to a process for producing a dispersion of polyester particles which includes the step of emulsifying mixed polyester containing (1) an amorphous polyester containing a constitutional unit derived from a trivalent or higher-valent carboxylic acid in an amount of from 2.0 to 12.0 mol % on the basis of whole constitutional units of the whole amorphous polyester and (2) a crystalline polyester, in an aqueous medium in a single vessel, or the step of mixing the mixed polyester with an organic solvent and then adding the aqueous medium to the resulting mixture to emulsify the mixed polyester in a single vessel. The present invention also relates to a dispersion of polyester particles produced by the above production process, as well as a toner for electrophotography which is produced by subjecting the dispersion of the polyester particles to aggregation and coalescence and is excellent in both of a low-temperature fusing property and an anti-hot offset property, and a process for producing the toner.
摘要翻译： 本发明涉及一种聚酯粒子分散体的制造方法，其特征在于，包括将含有（1）含有来源于三价以上羧酸的结构单元的无定形聚酯的混合聚酯的工序 基于整个无定形聚酯的全部结构单元为12.0摩尔％，（2）结晶性聚酯，在单一容器中的水性介质中，或将混合聚酯与有机溶剂混合，然后添加水性介质 与所得混合物在单一容器中乳化混合的聚酯。 本发明还涉及通过上述制备方法制备的聚酯颗粒的分散体，以及通过使聚酯颗粒的分散体进行聚集和聚结而制备的电子照相用调色剂，并且在低温 熔融性和抗热粘合性，以及调色剂的制造方法。
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公开(公告)号：US07887983B2
公开(公告)日：2011-02-15
申请号：US11199220
申请日：2005-08-09
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/0804 , G03G9/0819 , G03G9/0821 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a process for preparing a toner for electrophotography containing a resin binder and a colorant, including the step of preparing fine particles of the resin binder to have a volume-median particle size (D50) of from 0.05 to 3 μm in an aqueous medium in the presence of a nonionic surfactant within a temperature range of from 10° C. below to 10° C. above a cloud point of the nonionic surfactant; and a toner for electrophotography obtained by the process as defined above, wherein the toner contains 60% by weight or more of a crystalline polyester and has a volume-median particle size (D50) of from 1 to 7 μm. The toner obtained according to the process of the present invention can be suitably used, for example, in development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译： 本发明涉及一种制备含有树脂粘合剂和着色剂的用于电子照相的调色剂的方法，包括以下步骤：制备树脂粘合剂的细颗粒，使体积中值粒径（D50）为0.05-3μm 在非离子表面活性剂的浊点以上10℃以下-10℃以下的非离子表面活性剂存在下的水性介质; 和通过上述方法获得的用于电子照相的调色剂，其中调色剂含有60重量％以上的结晶性聚酯，其体积中值粒径（D50）为1〜7μm。 根据本发明的方法获得的调色剂可以适用于例如在电子照相术，静电记录方法，静电印刷方法等中形成的潜像的显影。
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公开(公告)号：US07544459B2
公开(公告)日：2009-06-09
申请号：US11548425
申请日：2006-10-11
IPC分类号： G03G9/08
CPC分类号： G03G9/0804 , G03G9/0812 , G03G9/0819 , G03G9/0827 , G03G9/08755 , G03G9/08795
摘要： The present invention relates to a process for producing a toner which includes the steps of emulsifying a resin binder containing a polyester in an aqueous medium to prepare an emulsion of the resin binder and adding a water-soluble nitrogen-containing compound having a molecular weight of 350 or less to the emulsion obtained in the previous step to aggregate emulsified particles contained in the emulsion. According to the present invention, the shape of toner particles can be controlled simply for a short production time by using a resin binder containing a polyester and using substantially no organic solvent, and further a toner having a narrow and sharp particle size distribution can be produced.
摘要翻译： 本发明涉及调色剂的制造方法，该方法包括以下步骤：在水性介质中乳化含有聚酯的树脂粘合剂，以制备树脂粘合剂的乳液，并加入分子量为 350或更小的乳液中的乳化颗粒聚集到前一步骤中获得的乳液。 根据本发明，通过使用含有聚酯的树脂粘合剂并且基本上不使用有机溶剂，可以简单地控制调色剂颗粒的形状，并且可以生产具有窄而尖的粒度分布的调色剂 。
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公开(公告)号：US08802592B2
公开(公告)日：2014-08-12
申请号：US13518719
申请日：2010-11-09
CPC分类号： B41M5/38264 , B41M5/38207 , B41M7/0027 , B41M2205/22 , B41M2205/28 , B41M2205/40 , C08G63/199 , Y10T428/24802
摘要： The present invention relates to a resin composition for protective layer transfer sheets which includes a polyester resin produced by polycondensing a polyhydric alcohol component containing a hydrogenated bisphenol A in an amount of 30 mol % or more and a polycarboxylic acid component containing a benzenedicarboxylic acid in an amount of 50 mol % or more.
摘要翻译： 本发明涉及一种保护层转印片用树脂组合物，其包含通过使含有30摩尔％以上的氢化双酚A的多元醇成分和含有苯二甲酸的多元羧酸成分缩聚而制造的聚酯树脂 量为50摩尔％以上。
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公开(公告)号：US08277875B2
公开(公告)日：2012-10-02
申请号：US12503276
申请日：2009-07-15
CPC分类号： C08L67/025 , C08L67/02 , C08L67/03 , C08L2666/18
摘要： The present invention relates to a polyester for thermal transfer image-receiving sheets which includes a polyester A produced from an alcohol component containing 50 mol % or more of an alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane and an acid component containing 80 mol % or more of an aliphatic carboxylic acid and/or an alicyclic carboxylic acid as a total amount thereof, and a polyester B produced from an alcohol component containing 80 mol % or more of the alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane and an acid component containing 10 to 35 mol % of a trivalent or higher valent aromatic polycarboxylic acid; a resin dispersion containing the polyester; a process for producing the resin dispersion; a thermal transfer image-receiving sheet using the polyester; and a process for producing the thermal transfer image-receiving sheet. The thermal transfer image-receiving sheet is capable of satisfying all of a dyeability, a light resistance and a releasability at the same time.
摘要翻译： 本发明涉及一种热转印图像接收片用聚酯，其包含由含有50摩尔％以上的2,2-双（4-羟苯基）丙烷的环氧烷烃加成物和酸成分的醇成分制成的聚酯A 含有80摩尔％以上的脂肪族羧酸和/或脂环族羧酸的总量，以及由含有80摩尔％以上的2,2-双（ 4-羟基苯基）丙烷和含有10〜35摩尔％的三价以上的芳族多元羧酸的酸成分; 含有聚酯的树脂分散体; 树脂分散体的制造方法; 使用该聚酯的热转印图像接收片; 以及制造热转印图像接收片的方法。 热转印图像接收片材能够同时满足所有的染色性，耐光性和脱模性。
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