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公开(公告)号:US20070020549A1
公开(公告)日:2007-01-25
申请号:US11439750
申请日:2006-05-24
申请人: Mikio Koyama , Kenji Hayashi
发明人: Mikio Koyama , Kenji Hayashi
IPC分类号: G03G9/087
CPC分类号: G03G9/0806 , G03G9/0819 , G03G9/0821 , G03G9/0827 , G03G9/08711 , G03G9/08728 , G03G9/08755 , G03G9/08782 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/09708
摘要: A method of manufacturing a toner comprising the steps of: (i) forming oil droplets in an aqueous medium comprising a surfactant having a long chain hydrocarbon group and an acid group, the oil droplets comprising: (i-a) a polycarboxylic acid having two or more carboxyl groups, (1-b) a polyalcohol having two or more hydroxyl groups, (i-c) a styrene compound, (i-d) a (meth)acrylate ester; (ii) polycondensing the polycarboxylic acid and the polyalcohol by heating to form a polyester resin in the oil droplets; (iii) radically polymerizing the styrene compound and the (meth)acrylate ester by supplying radicals to form a styrene-acryl copolymer resin in the droplets, as a result of steps (ii) and (iii), composite resin particles containing the polyester resin and the styrene-acryl copolymer resin are formed; and (iv) coagulating the composite resin particles in an aqueous medium.
摘要翻译: 一种制造调色剂的方法,包括以下步骤:(i)在包含具有长链烃基和酸基的表面活性剂的水性介质中形成油滴,所述油滴包含:(ia)具有两个或更多个的多元羧酸 羧基,(1-b)具有两个或更多个羟基的多元醇,(ic)苯乙烯化合物,(id)(甲基)丙烯酸酯; (ii)通过加热使多元羧酸和多元醇缩聚以在油滴中形成聚酯树脂; (iii)作为步骤(ii)和(iii)的结果,通过供应自由基以在液滴中形成苯乙烯 - 丙烯酸共聚物树脂来自由基聚合苯乙烯化合物和(甲基)丙烯酸酯,含有聚酯树脂的复合树脂颗粒 并形成苯乙烯 - 丙烯酸共聚物树脂; 和(iv)在水性介质中使复合树脂颗粒凝结。
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公开(公告)号:US5601923A
公开(公告)日:1997-02-11
申请号:US345006
申请日:1994-11-23
申请人: Mikio Koyama , Yoshiaki Koizumi , Kenji Hayashi , Jiro Takahashi
发明人: Mikio Koyama , Yoshiaki Koizumi , Kenji Hayashi , Jiro Takahashi
CPC分类号: G03G9/0804 , G03G9/0819 , Y10T428/12194 , Y10T428/29 , Y10T428/2973 , Y10T428/298 , Y10T428/2982
摘要: A mono-dispersed fine polymer particle having an irregular shape manufactured by processing a polymer particle dispersing solution in which at least one kind of hydrophilic-hydrophobic amphoteric organic solvent is added to the polymer particle dispersing solution so that particles can be associated with each other. The mutual solubility in water of the hydrophilic-hydrophobic amphoteric organic solvent is in the range from 0.1 to 50%.
摘要翻译: 通过加工聚合物颗粒分散溶液制造的具有不规则形状的单分散精细聚合物颗粒,其中将至少一种亲水疏水性两性有机溶剂加入到聚合物颗粒分散溶液中,使得颗粒可以彼此结合。 亲水疏水性两性有机溶剂在水中的互溶性为0.1〜50%。
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公开(公告)号:US07682767B2
公开(公告)日:2010-03-23
申请号:US11413337
申请日:2006-04-28
申请人: Mikio Koyama , Hiroshi Yamazaki , Kenji Hayashi
发明人: Mikio Koyama , Hiroshi Yamazaki , Kenji Hayashi
IPC分类号: G03G5/00
CPC分类号: G03G9/0819 , G03G9/0804 , G03G9/0806 , G03G9/0827 , G03G9/08755 , G03G9/08786 , G03G9/08791 , G03G9/08795 , G03G9/08797 , G03G9/09708 , G03G9/09716 , G03G9/09725
摘要: Provided can be easily producible toner containing polyester resin particles, exhibiting excellent fixability and fine line reproduction, in which high quality images can stably be formed for a long duration, the toner manufacturing method, and the image forming method. Also disclosed is a manufacturing method of toner possessing the steps of conducting a polymerization process for acquiring polyester resin particles via condensation-polymerization of carboxylic acid and alcohol employing oil droplets after forming the oil droplets including a polymerizable composite containing at least one kind of carboxylic acid with divalence or more and at least one kind of alcohol with divalence or more in an aqueous medium containing a surfactant including a compound having a long chain hydrocarbon group and acidic group, and conducting a coagulation process for acquiring toner particles by coagulating at least the polyester particles in the aqueous medium.
摘要翻译: 提供可以容易地生产含有聚酯树脂颗粒的调色剂,显示优异的定影性和细线再现性,其中可以长时间稳定地形成高质量图像,调色剂制造方法和图像形成方法。 还公开了一种调色剂的制造方法,其具有以下步骤:在形成包含含有至少一种羧酸的可聚合复合材料的油滴之后,通过使用油滴的羧酸和醇的缩聚来获得聚酯树脂颗粒的聚合方法 在含有含有长链烃基和酸性基团的化合物的表面活性剂的水性介质中,具有二价以上的至少一种醇和二价以上的醇,以及进行至少将聚酯凝结获得调色剂颗粒的凝结方法 颗粒在水介质中。
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公开(公告)号:US07563554B2
公开(公告)日:2009-07-21
申请号:US11465177
申请日:2006-08-17
申请人: Takamasa Ueda , Mikio Koyama , Kenji Hayashi
发明人: Takamasa Ueda , Mikio Koyama , Kenji Hayashi
IPC分类号: G03G9/087
CPC分类号: G03G9/0804 , G03G9/08755 , G03G9/08793 , G03G9/0912 , G03G9/0914 , G03G9/092 , G03G9/0922 , G03G9/0926
摘要: A method of preparing an electrophotographic toner is disclosed, comprising subjecting polyester resin particles and colored microparticles to coagulation and fusion in an aqueous medium to form toner particles, wherein the colored microparticles comprise a colorant and a crosslinked polyester resin or a nitrogen-containing polycondensate resin.
摘要翻译: 公开了一种制备电子照相调色剂的方法,包括使聚酯树脂颗粒和着色微粒在水性介质中凝结和熔融形成调色剂颗粒,其中着色微粒包括着色剂和交联聚酯树脂或含氮缩聚物树脂 。
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公开(公告)号:US06395442B1
公开(公告)日:2002-05-28
申请号:US09625618
申请日:2000-07-24
IPC分类号: G03G9087
CPC分类号: G03G9/08755 , G03G9/08766 , G03G9/08795 , G03G9/08797
摘要: A toner for electrophotography is disclosed. The resin binder is obtained by fusing fine resin particles comprising a crystalline material and amorphous polymer in a water-based medium. The crystalline material preferably has a melting point of 60 to 130° C., a number average molecular weight of 1,500 to 15,000, and a melt viscosity at the melting point +20° C. of not more than 100 Pa·s, and the amorphous polymer is preferably composed of a radically polymerizable monomer.
摘要翻译: 公开了用于电子照相的调色剂。 树脂粘合剂通过在水性介质中熔融包含结晶材料和无定形聚合物的树脂颗粒而获得。 结晶性材料的熔点优选为60〜130℃,数均分子量为1500〜15000,熔点+ 20℃下的熔融粘度为100Pa·s以下, 无定形聚合物优选由可自由基聚合的单体组成。
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公开(公告)号:US5851713A
公开(公告)日:1998-12-22
申请号:US724063
申请日:1996-09-30
申请人: Kenji Hayashi , Mikio Koyama , Tomoe Kikuchi , Hiroshi Yamazaki , Naohiro Hirose , Shinichi Suzuki , Tsutomu Iwamoto , Yoshiki Nishimori
发明人: Kenji Hayashi , Mikio Koyama , Tomoe Kikuchi , Hiroshi Yamazaki , Naohiro Hirose , Shinichi Suzuki , Tsutomu Iwamoto , Yoshiki Nishimori
CPC分类号: G03G9/08704 , G03G9/0819 , G03G9/0821 , G03G9/08782 , G03G9/08795 , Y10S430/104
摘要: Disclosed is a toner for developing an electrostatic latent image, said toner having a BET specific surface area of not less than 5m.sup.2 /g and a particle size distribution (2SD) of not more than 5 .mu.m.
摘要翻译: 公开了用于显影静电潜像的调色剂,所述调色剂的BET比表面积不小于5m 2 / g,粒度分布(2SD)不大于5μm。
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公开(公告)号:US07807327B2
公开(公告)日:2010-10-05
申请号:US11333439
申请日:2006-01-17
申请人: Kenji Hayashi , Mikio Koyama , Hiroyuki Yasukawa
发明人: Kenji Hayashi , Mikio Koyama , Hiroyuki Yasukawa
IPC分类号: G03G9/087
CPC分类号: G03G9/08728 , G03G9/0806 , G03G9/08711 , G03G9/08733 , G03G9/08764 , G03G9/08768 , G03G9/08782 , G03G9/08786 , G03G9/08788 , G03G9/08791 , G03G9/08795 , G03G9/08797 , G03G9/0904 , G03G9/09321 , G03G9/09328 , G03G9/09392 , G03G9/09708 , G03G9/09716 , G03G9/09725 , G03G9/09783
摘要: A method for producing an electrophotographic toner comprising the step of polymerizing two or more polymerizable monomers under existence of a non-polar liquid hydrocarbon, wherein at least one of the polymerizable monomers comprises a polar group; a kinematic viscosity of the liquid hydrocarbon at 40° C. is in the range of 7-300 mm2/s.
摘要翻译: 一种电子照相调色剂的制造方法,其特征在于,在非极性液体烃存在下聚合2种以上的聚合性单体的步骤,其中,所述聚合性单体中的至少一种为极性基团。 在40℃下液态烃的运动粘度在7-300mm 2 / s的范围内。
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公开(公告)号:US07541129B2
公开(公告)日:2009-06-02
申请号:US11353439
申请日:2006-02-14
申请人: Mikio Koyama , Kenji Hayashi , Kazuya Isobe , Yasuharu Saita
发明人: Mikio Koyama , Kenji Hayashi , Kazuya Isobe , Yasuharu Saita
IPC分类号: G03G9/08
CPC分类号: G03G9/08782 , G03G9/0804 , G03G9/0806 , G03G9/09733
摘要: An electrostatic image developing toner comprising a binder resin and a colorant, wherein the toner contains a mixture of: (i) a compound represented by Formula (3); and (ii) a compound represented by Formula (1) and/or (2), wherein R1 to R8 each represent an alkyl group having 10 to 30 carbon atoms and X represents H or —CO—R9, wherein R9 represents an alkyl group having 1-4 carbon atoms:
摘要翻译: 一种静电图像显影调色剂,其包含粘合剂树脂和着色剂,其中所述调色剂含有以下混合物:(i)由式(3)表示的化合物; 和(ii)由式(1)和/或(2)表示的化合物,其中R 1至R 8各自表示具有10至30个碳原子的烷基,X表示H或-CO-R 9,其中R 9表示烷基 具有1-4个碳原子:
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公开(公告)号:US07524601B2
公开(公告)日:2009-04-28
申请号:US11346872
申请日:2006-02-02
申请人: Kenji Hayashi , Mikio Koyama , Meizo Shirose , Makoto Nomiya
发明人: Kenji Hayashi , Mikio Koyama , Meizo Shirose , Makoto Nomiya
IPC分类号: G03G9/00
CPC分类号: G03G9/09733 , G03G9/08711 , G03G9/08722 , G03G9/08782 , G03G9/093 , G03G9/09314 , G03G9/09364
摘要: A toner is disclosed, comprising a resin (A), a colorant (B) and an alkylidenecarboxylic acid (C).
摘要翻译: 公开了一种调色剂,其包含树脂(A),着色剂(B)和亚烷基碳酸(C)。
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公开(公告)号:US07470496B2
公开(公告)日:2008-12-30
申请号:US11341566
申请日:2006-01-26
申请人: Mikio Koyama , Kenji Hayashi , Kazuya Isobe , Yasuharu Saita
发明人: Mikio Koyama , Kenji Hayashi , Kazuya Isobe , Yasuharu Saita
IPC分类号: G03G9/08
CPC分类号: G03G9/09733
摘要: An electrostatic image developing toner comprising a binder resin and a colorant, wherein the toner comprises a compound represented by the following Formula (1): wherein, R1, R2, R3 and R4 each independently represent an alkyl group having 10 to 30 carbon atoms and the alkyl group may have a substituent.
摘要翻译: 一种静电图像显影调色剂,其包含粘合剂树脂和着色剂,其中所述调色剂包含由下式(1)表示的化合物:其中,R 1,R 2,R 3和R 4各自独立地表示具有10至30个碳原子的烷基和 烷基可以具有取代基。
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