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1. 发明申请

US20110183249A1 PROCESS FOR PRODUCING TONER FOR ELECTROPHOTOGRAPHY 有权
标题翻译：生产用于电子照相的调色剂的方法
公开(公告)号：US20110183249A1
公开(公告)日：2011-07-28
申请号：US13054257
申请日：2009-07-15
申请人： Shinichi Sata , Takehiro Tsutsumi , Hiroshi Mizuhata
发明人： Shinichi Sata , Takehiro Tsutsumi , Hiroshi Mizuhata
IPC分类号： G03G9/08
CPC分类号： G03G9/08711 , G03G9/0804 , G03G9/0806 , G03G9/08791 , G03G9/08795 , G03G9/08797 , G03G9/09
摘要： The present invention relates to a process for producing a toner for electrophotography which is excellent in dispersibility of a colorant in the toner and capable of considerably improving an image density, as well as a toner for electrophotography which is produced by the process. There is provided a process for producing a toner for electrophotography which includes the step of mixing a dispersion of colorant-containing polymer particles with a dispersion of resin particles containing substantially no colorant to aggregate the colorant-containing polymer particles and the resin particles, wherein the polymer contains a constitutional unit derived from a salt-forming group-containing monomer (a) and a constitutional unit derived from an aromatic ring-containing monomer (b).
摘要翻译：本发明涉及一种电子照相用调色剂的制造方法，其中着色剂在调色剂中的分散性优异并且能够显着提高图像浓度，以及通过该方法生产的用于电子照相的调色剂。提供一种电子照相用调色剂的制造方法，其包括将含有着色剂的聚合物颗粒的分散体与基本上不着色剂的树脂颗粒的分散体混合以使含有着色剂的聚合物颗粒和树脂颗粒聚集的步骤，其中聚合物含有衍生自含有成盐基团的单体（a）的结构单元和衍生自含芳环单体（b）的结构单元。

2. 发明授权

US08956798B2 Process for producing toner for electrophotography 有权
标题翻译：电子照相用调色剂的制造方法
公开(公告)号：US08956798B2
公开(公告)日：2015-02-17
申请号：US13054257
申请日：2009-07-15
申请人： Shinichi Sata , Takehiro Tsutsumi , Hiroshi Mizuhata
发明人： Shinichi Sata , Takehiro Tsutsumi , Hiroshi Mizuhata
IPC分类号： G03G9/087 , G03G9/08 , G03G9/09
CPC分类号： G03G9/08711 , G03G9/0804 , G03G9/0806 , G03G9/08791 , G03G9/08795 , G03G9/08797 , G03G9/09
摘要： The present invention relates to a process for producing a toner for electrophotography which is excellent in dispersibility of a colorant in the toner and capable of considerably improving an image density, as well as a toner for electrophotography which is produced by the process. There is provided a process for producing a toner for electrophotography which includes the step of mixing a dispersion of colorant-containing polymer particles with a dispersion of resin particles containing substantially no colorant to aggregate the colorant-containing polymer particles and the resin particles, wherein the polymer contains a constitutional unit derived from a salt-forming group-containing monomer (a) and a constitutional unit derived from an aromatic ring-containing monomer (b).
摘要翻译：本发明涉及一种电子照相用调色剂的制造方法，其中着色剂在调色剂中的分散性优异并且能够显着提高图像浓度，以及通过该方法生产的用于电子照相的调色剂。提供一种电子照相用调色剂的制造方法，其包括将含有着色剂的聚合物颗粒的分散体与基本上不着色剂的树脂颗粒的分散体混合以使含有着色剂的聚合物颗粒和树脂颗粒聚集的步骤，其中聚合物含有衍生自含有成盐基团的单体（a）的结构单元和衍生自含芳环单体（b）的结构单元。

3. 发明申请

US20100316947A1 METHOD FOR PRODUCING RESIN EMULSION 审中-公开
标题翻译：生产树脂乳液的方法
公开(公告)号：US20100316947A1
公开(公告)日：2010-12-16
申请号：US12525834
申请日：2008-01-25
申请人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
发明人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
IPC分类号： G03G9/087 , C08L67/00
CPC分类号： G03G9/0806 , C08J3/05 , C08J2367/00 , G03G9/08755 , G03G9/08791 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a resin emulsion which has a good emulsification performance even when produced by using a crosslinked polyester resin having a good fusing ability and a good durability, and also is capable of producing a toner having an excellent heat-resistant storage property therefrom; and a process for producing the resin emulsion. The process for producing a resin emulsion according to the present invention, includes the steps of: (a) mixing a resin containing a polyester having a constitutional unit derived from at least one component selected from the group consisting of a trivalent or higher-valent alcohol component and a trivalent or higher-valent carboxylic acid component, an anionic surfactant, and a nonionic surfactant with each other at a temperature which is not lower than a temperature lower by 10° C. than a softening point of the resin, the nonionic surfactant being used in an amount of more than 1.0 part by weight and less than 5 parts by weight on the basis of 100 parts by weight of the resin; and (b) neutralizing the resulting mixture obtained in the step (a) with a basic compound in an aqueous medium at a temperature not higher than the softening point of the resin.
摘要翻译：本发明涉及一种具有良好乳化性能的树脂乳液，即使通过使用具有良好的定影能力和良好的耐久性的交联聚酯树脂制造，也能够生产具有优异的耐热储存性能的调色剂 ; 以及树脂乳液的制造方法。本发明的树脂乳液的制造方法包括以下工序：（a）将含有具有来自选自三价以上的醇中的至少一种以上的成分构成的聚酯的树脂混合，组分和三价或更高价羧酸组分，阴离子表面活性剂和非离子表面活性剂在不低于比树脂的软化点低10℃的温度的温度下进行，非离子表面活性剂基于100重量份的树脂，其用量大于1.0重量份且小于5重量份; 和（b）在水介质中在不高于树脂软化点的温度下用碱性化合物中和所得步骤（a）中得到的混合物。

4. 发明授权

US08211608B2 Method for production of resin emulsion 有权
标题翻译：树脂乳液的生产方法
公开(公告)号：US08211608B2
公开(公告)日：2012-07-03
申请号：US12595962
申请日：2008-04-17
申请人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
发明人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
IPC分类号： G03G9/00
CPC分类号： G03G9/08755 , C08J3/05 , C08J2367/00 , G03G9/0804 , G03G9/0806 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a resin emulsion which has a good emulsification performance even when produced by using a crosslinked polyester resin as a binder resin, and also is capable of producing a toner having an excellent storage property therefrom; and a process for producing the resin emulsion. The process for producing a resin emulsion according to the present invention, includes the steps of: (a) mixing a resin containing a polyester having at least one constitutional unit selected from the group consisting of a constitutional unit derived from a trivalent or higher-valent alcohol component and a constitutional unit derived from a trivalent or higher-valent carboxylic acid component, an anionic surfactant, a nonionic surfactant and an aqueous medium with each other at a temperature not lower than a softening temperature (Ts) of the resin as measured by a flow tester method, the nonionic surfactant and the aqueous medium being used in amounts of from 0.1 to 1.0 part by weight and from 10 to 50 parts by weight, respectively, on the basis of 100 parts by weight of the resin; and (b) neutralizing a mixture obtained in the step (a) with a basic compound in an aqueous medium at a temperature not higher than a softening point (T1/2) of the resin as measured by a flow tester method.
摘要翻译：本发明涉及一种即使在使用交联聚酯树脂作为粘合剂树脂制备时也具有良好乳化性能的树脂乳液，并且还能够生产具有优异储存性能的调色剂; 以及树脂乳液的制造方法。根据本发明的制备树脂乳液的方法包括以下步骤：（a）将含有至少一种结构单元的聚酯的树脂混合，所述结构单元选自三价或更高价的醇组分和来自三价或更多价羧酸组分，阴离子表面活性剂，非离子表面活性剂和水性介质的结构单元在不低于树脂的软化温度（Ts）的温度下彼此测量，由基于100重量份的树脂，分别以0.1〜1.0重量份和10〜50重量份的量使用非离子表面活性剂和水性介质。和（b）用流动测试仪测定的方法，在不高于树脂的软化点（T1 / 2）的温度的水性介质中用碱性化合物中和步骤（a）中获得的混合物。

5. 发明申请

US20100136470A1 METHOD FOR PRODUCTION OF RESIN EMULSION 有权
标题翻译：生产树脂乳液的方法
公开(公告)号：US20100136470A1
公开(公告)日：2010-06-03
申请号：US12595962
申请日：2008-04-17
申请人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
发明人： Hiroshi Mizuhata , Nobumichi Kamiyoshi , Shinichi Sata
IPC分类号： G03G9/08 , C08L67/00
CPC分类号： G03G9/08755 , C08J3/05 , C08J2367/00 , G03G9/0804 , G03G9/0806 , G03G9/08795 , G03G9/08797
摘要： The present invention relates to a resin emulsion which has a good emulsification performance even when produced by using a crosslinked polyester resin as a binder resin, and also is capable of producing a toner having an excellent storage property therefrom; and a process for producing the resin emulsion. The process for producing a resin emulsion according to the present invention, includes the steps of: (a) mixing a resin containing a polyester having at least one constitutional unit selected from the group consisting of a constitutional unit derived from a trivalent or higher-valent alcohol component and a constitutional unit derived from a trivalent or higher-valent carboxylic acid component, an anionic surfactant, a nonionic surfactant and an aqueous medium with each other at a temperature not lower than a softening temperature (Ts) of the resin as measured by a flow tester method, the nonionic surfactant and the aqueous medium being used in amounts of from 0.1 to 1.0 part by weight and from 10 to 50 parts by weight, respectively, on the basis of 100 parts by weight of the resin; and (b) neutralizing a mixture obtained in the step (a) with a basic compound in an aqueous medium at a temperature not higher than a softening point (T1/2) of the resin as measured by a flow tester method.
摘要翻译：本发明涉及一种即使在使用交联聚酯树脂作为粘合剂树脂制备时也具有良好乳化性能的树脂乳液，并且还能够生产具有优异储存性能的调色剂; 以及树脂乳液的制造方法。根据本发明的制备树脂乳液的方法包括以下步骤：（a）将含有至少一种结构单元的聚酯的树脂混合，所述结构单元选自三价或更高价的醇组分和来自三价或更多价羧酸组分，阴离子表面活性剂，非离子表面活性剂和水性介质的结构单元在不低于树脂的软化温度（Ts）的温度下彼此测量，由基于100重量份的树脂，分别以0.1〜1.0重量份和10〜50重量份的量使用非离子表面活性剂和水性介质。和（b）用流动测试仪测定的方法，在不高于树脂的软化点（T1 / 2）的温度的水性介质中用碱性化合物中和步骤（a）中获得的混合物。

6. 发明授权

US07887983B2 Process for preparing toner for electrophotography 有权
标题翻译：制备电子照相用调色剂的方法
公开(公告)号：US07887983B2
公开(公告)日：2011-02-15
申请号：US11199220
申请日：2005-08-09
申请人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
发明人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
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。

7. 发明授权

US07723002B2 Toner for electrostatic image development 有权
标题翻译：调色剂用于静电图像显影
公开(公告)号：US07723002B2
公开(公告)日：2010-05-25
申请号：US10947387
申请日：2004-09-23
申请人： Koji Shimokusa , Shinichi Sata , Yasuhiro Hidaka
发明人： Koji Shimokusa , Shinichi Sata , Yasuhiro Hidaka
IPC分类号： G03G9/087
CPC分类号： G03G9/08797 , G03G9/081 , G03G9/08755 , G03G9/08782 , G03G9/08795
摘要： A toner for electrostatic image development, comprising a resin binder comprising a crystalline polyester; a releasing agent comprising a wax having a melting point of from 60 to 85° C. and a penetration at 25° C. of from 4 to 10; and a colorant. The toner for electrostatic image development can be used, for instance, 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，包括含有结晶聚酯的树脂粘合剂; 包含熔点为60〜85℃的蜡和25℃下的渗透为4〜10的脱模剂; 和着色剂。用于静电图像显影的调色剂可以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。

8. 发明授权

US07544459B2 Process for producing a toner 有权
标题翻译：制造调色剂的方法
公开(公告)号：US07544459B2
公开(公告)日：2009-06-09
申请号：US11548425
申请日：2006-10-11
申请人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
发明人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
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。

9. 发明授权

US08277875B2 Polyesters for thermal transfer image-receiving sheets 有权
标题翻译：聚酯用于热转印图像接收纸
公开(公告)号：US08277875B2
公开(公告)日：2012-10-02
申请号：US12503276
申请日：2009-07-15
申请人： Nobumichi Kamiyoshi , Takashi Mukai , Yuuta Matsumoto , Shinichi Sata , Yoshiaki Ban
发明人： Nobumichi Kamiyoshi , Takashi Mukai , Yuuta Matsumoto , Shinichi Sata , Yoshiaki Ban
IPC分类号： B41M3/12 , B41M5/50 , C08G61/02 , C08G63/00
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。

10. 发明申请

US20060105262A1 Process for preparing toner for electrophotography 有权
标题翻译：制备电子照相用调色剂的方法
公开(公告)号：US20060105262A1
公开(公告)日：2006-05-18
申请号：US11266329
申请日：2005-11-04
申请人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
发明人： Shinichi Sata , Yoshinobu Ishikawa , Nobumichi Kamiyoshi
IPC分类号： G03G9/087
CPC分类号： G03G9/08755 , G03G9/0804 , G03G9/0819
摘要： A process for preparing a toner for electrophotography comprising a resin binder and a colorant, including the steps of (1) forming primary particles containing the resin binder and the colorant in an aqueous medium in the presence of a nonionic surfactant; and (2) aggregating the primary particles, and unifying the aggregated particle; and a toner for electrophotography obtainable by the process defined above, containing a crystalline polyester in an amount of 60% by weight or more in the toner, wherein the toner has a volume-median particle size (D50) of from 1 to 7 μm. The toner for electrophotography obtained by the present invention can be suitably used in, for example, development of a latent image formed in electrophotography, electrostatic recording method, electrostatic printing method, or the like.
摘要翻译：一种制备电子照相用调色剂的方法，包括树脂粘合剂和着色剂，其包括以下步骤：（1）在非离子表面活性剂存在下，在含水介质中形成含有树脂粘合剂和着色剂的一次颗粒; 和（2）聚集一次颗粒，并使凝聚颗粒均匀; 和通过上述方法获得的用于电子照相的调色剂，其含有在调色剂中为60重量％以上的结晶聚酯，其中调色剂具有体积中值粒径（D≤50））为1〜7粒。通过本发明获得的用于电子照相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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