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1. 发明授权

EP3099751B1 ELECTROSTATIC INK COMPOSITIONS 有权
公开(公告)号：EP3099751B1
公开(公告)日：2018-12-12
申请号：EP14701779.2
申请日：2014-01-30
申请人： HP Indigo B.V.
发明人： BAR-HAIM, Gil , GRISHMAN, Alina
IPC分类号： C09D11/03 , C09D11/106 , G03G9/08 , G03G9/12 , G03G9/13 , G03G9/135
CPC分类号： G03G9/08 , C09D11/03 , C09D11/106 , G03G9/0804 , G03G9/0808 , G03G9/09733 , G03G9/12 , G03G9/132 , G03G9/135 , G03G13/10
摘要： Herein is disclosed an electrostatic ink composition, wherein the composition is formable by combining: chargeable particles comprising a resin comprising a polymer having acidic side groups, and a cyclic anhydride. Also disclosed herein is a method of forming an electrostatic ink composition, and a method of electrostatic printing.

2. 发明授权

EP2370529B1 ELECTRONIC INKS AND DISPLAYS AND IMAGE DISPLAYING METHODS 有权
公开(公告)号：EP2370529B1
公开(公告)日：2018-12-05
申请号：EP08879311.2
申请日：2008-12-30
申请人： Hewlett-Packard Development Company, L.P.
发明人： GRINWALD, Yaron , RODITI, Stella Stolin , BERSON, Yigal , ZHOU, Zhang-Lin , COMBS, Gregg Alan , MABECK, Jeffrey Todd , TEISHEV, Albert
IPC分类号： C09D11/00 , G02F1/167 , G03G9/00 , C09D11/03 , C09D11/52
CPC分类号： C09D11/52 , C09D11/03 , G02F2001/1678 , G03G9/131 , G03G9/132 , G03G9/135 , G03G9/1355
摘要： An electronic ink containing charged particles includes a combination of resin particles, a pigment, and a charge director. The resin particles exhibit an average particle size less than 1.0 micron and contain a resin that exhibits a molecular weight of 500 to 20,000. The pigment is loaded on the resin particles. The charge director can physically associate with the resin particles. The charged particles may be negative or positive.

3. 发明公开

EP3237555A1 INK COMPOSITION WITH PIGMENT PARTICLES HAVING A HYDROPHOBIC SURFACE 审中-公开
标题翻译：具有疏水表面的颜料颗粒的油墨组合物
公开(公告)号：EP3237555A1
公开(公告)日：2017-11-01
申请号：EP14825150.7
申请日：2014-12-22
申请人： Hewlett-Packard Indigo B.V.
发明人： MASOUD, Emad , FILIP-GRANIT, Neta , KAPLOUN, Vladislav , KAGAN, Olga , LITICHEVSKI, Yelena , TEISHEV, Albert
IPC分类号： C09D11/02 , C09B67/08 , G03G9/12
CPC分类号： C09D11/037 , C01P2004/62 , C01P2004/64 , C09B67/0004 , C09C1/043 , C09C1/3661 , C09C1/3676 , C09C1/3684 , C09C1/3692 , C09C1/407 , C09C3/063 , C09C3/08 , C09C3/10 , C09C3/12 , C09D11/033 , C09D11/10 , G03G9/122 , G03G9/125 , G03G9/131 , G03G9/135
摘要： Provided in one example herein is a liquid electrophotographic ink composition. The composition comprises: a carrier fluid comprising a polymer; ink particles each comprising a non-aqueous polymeric resin and pigment particles distributed in the polymeric resin; and a charge director. The pigment particles comprise a metal oxide and have a hydrophobic surface. The hydrophobic surface comprises at least one of the following: (i) nanoparticles attached to each of the pigment particles, the nanoparticles comprising at least one of an oxide, a phosphate, and a nitrate; (ii) a coating disposed over each of the pigment particles, the coating comprising at least one of an oxide, a phosphate, and a nitrate; and (iii) a coating disposed over each of the pigment particles, the coating comprising at least one of a polymer and an oligomer.
摘要翻译：在本文的一个实例中提供了液体电子照相油墨组合物。该组合物包含：含有聚合物的载体流体; 各自包含非水性聚合物树脂和分布在所述聚合物树脂中的颜料颗粒的油墨颗粒; 和一位负责人。颜料颗粒包含金属氧化物并具有疏水表面。所述疏水性表面包含以下至少一种：（i）附着于每种颜料颗粒的纳米颗粒，所述纳米颗粒包含氧化物，磷酸盐和硝酸盐中的至少一种; （ii）设置在每个颜料颗粒上的涂层，所述涂层包含氧化物，磷酸盐和硝酸盐中的至少一种; 和（iii）设置在每个颜料颗粒上的涂层，所述涂层包含聚合物和低聚物中的至少一种。

4. 发明公开

EP3104225A4 LIQUID DEVELOPER 审中-公开
公开(公告)号：EP3104225A4
公开(公告)日：2017-10-18
申请号：EP15746595
申请日：2015-02-04
申请人： SAKATA INX CORP
发明人： OKAMOTO KATSUTOSHI , MAEDA HIROHITO , INOUE TOMOAKI , WATANABE YUYA
IPC分类号： G03G9/12 , G03G9/125 , G03G9/13
CPC分类号： G03G9/125 , G03G9/13 , G03G9/131 , G03G9/135
摘要： An object of the present invention is to provide a liquid developer for electrophotography or electrostatic recording, wherein such liquid developer achieves good electrophoretic migration property as well as good transferability onto a base material for printing. As a means for achieving the aforementioned object, the present invention provides a liquid developer obtained by dispersing, in an insulating solvent, colored resin particles obtained according to the coacervation method from at least a pigment, pigment dispersion agent and binder resin, wherein the insulating solvent has been mixed in such a way that aliphatic hydrocarbon solvent having 11 to 12 carbon atoms accounts for 8.0 to 20.0 percent by mass, and aliphatic hydrocarbon solvent having 17 to 30 carbon atoms accounts for 2.0 to 45.0 percent by mass, and a total of these aliphatic hydrocarbon solvents having 11 to 30 carbon atoms accounts for 99 percent by mass or more, relative to the total mass of insulating solvent, and also in such a way that the viscosity of the insulating solvent at 25°C becomes 2.0 to 10.0 mPa€¢s.

5. 发明授权

EP2590027B1 Liquid developer 有权
标题翻译：液体显影剂
公开(公告)号：EP2590027B1
公开(公告)日：2017-09-27
申请号：EP12191065.7
申请日：2012-11-02
申请人： Konica Minolta Business Technologies, Inc.
发明人： Yoshie, Naoki , Hayashi, Kenji , Yamada, Chiaki , Momotani, Keiko , Anno, Masahiro , Kubo, Yuya , Hotta, Miyuki
IPC分类号： G03G9/12 , G03G9/135 , G03G9/13
CPC分类号： G03G9/1355 , G03G9/122 , G03G9/132 , G03G9/135

6. 发明公开

EP3198342A1 LIQUID TONER CONTAINING A LOW SYMMETRY ELECTRICALLY CONDUCTING MATERIAL FOR PRINTING CONDUCTIVE TRACES 有权转让
标题翻译：含有用于印刷导电迹线的低对称导电材料的液体调色剂
公开(公告)号：EP3198342A1
公开(公告)日：2017-08-02
申请号：EP14902427.5
申请日：2014-09-26
申请人： Hewlett-Packard Indigo B.V.
发明人： GRINWALD, Yaron , AVIGDOR, Reut , KATZ, Gregory , REZNICK, Yana , SHITRIT, Mirit , VINEGRAD, Adi
IPC分类号： G03G9/12
CPC分类号： G03G9/122 , G03G9/0804 , G03G9/125 , G03G9/131 , G03G9/135 , G03G9/1355
摘要： A liquid toner for printing conductive traces is provided. The liquid toner includes a carrier liquid and toner particles dispersed in the carrier liquid. The toner particles include a low symmetry electrically conducting material dispersed in a pigment.
摘要翻译：提供了用于印刷导电迹线的液体调色剂。液体调色剂包括载体液体和分散在载体液体中的调色剂颗粒。调色剂颗粒包括分散在颜料中的低对称导电材料。

7. 发明公开

EP3152265A1 ELECTROSTATIC INK COMPOSITIONS 审中-公开
标题翻译： ELEKTROSTATISCHE TINTENZUSAMMENSETZUNGEN
公开(公告)号：EP3152265A1
公开(公告)日：2017-04-12
申请号：EP14734020.2
申请日：2014-06-09
申请人： Hewlett-Packard Indigo B.V.
发明人： BAR-HAIM, Gil , KABALNOV, Alexey S , TEISHEV, Albert , GRISHMAN, Alina , KAPLOUN, Vladislav , FELDMAN, Danny , BACHAR, Eyal
IPC分类号： C09D11/02 , G03G9/00
CPC分类号： G03G9/122 , C09D11/02 , C09D11/037 , C09D11/106 , C09D11/107 , G03G9/131 , G03G9/135 , G03G13/10 , G03G2215/0629
摘要： A magenta liquid electrostatic ink composition includes chargeable particles having a resin and a pigment; an insulating, non-polar, non-aqueous liquid carrier in which the chargeable particles are dispersed; and a charge director. The resin is formable from polymerizing alkylene monomers and methacrylic or acrylic acid monomers; the pigment is selected from pigment violet 19 type αI, pigment violet 19 type αII, pigment violet 19 type 1, pigment red 177, pigment red 208, and pigment violet 32; and the liquid electrostatic ink composition lacks any other types of pigment.
摘要翻译：本文公开了一种品红色液体静电墨水组合物，其包含可包含树脂，颜料，可带电粒子分散在其中的液体载体和电荷导向剂的可带电粒子，其中该树脂可由聚合的亚烷基单体和甲基丙烯酸或丙烯酸单体形成，颜料选自颜料紫19型αI颜料紫19型αII颜料紫19型β，颜料紫19型γ，颜料红177，颜料红208，颜料红122和颜料紫32，液体静电墨水组合物缺少任何其他类型的颜料。本文还公开了一种静电印刷方法和印刷有品红色液体静电墨水组合物的印刷基材。

8. 发明公开

EP3098659A1 CURABLE LIQUID DEVELOPER AND IMAGE-FORMING METHOD USING CURABLE LIQUID DEVELOPER 审中-公开
标题翻译：固化的液体开发商和成像过程中使用可固化液体显影剂
公开(公告)号：EP3098659A1
公开(公告)日：2016-11-30
申请号：EP16171637.8
申请日：2016-05-27
申请人： Canon Kabushiki Kaisha
发明人： NATORI, Ryo , HASEGAWA, Waka , MASHIDA, Ayano , ITO, Junji , AICHI, Yasuhiro , SHIRAKAWA, Jun
IPC分类号： G03G9/125 , G03G9/13 , G03G9/135
CPC分类号： G03G9/131 , G03G9/0819 , G03G9/125 , G03G9/13 , G03G9/135 , G03G9/1355 , G03G15/10
摘要： A curable liquid developer containing a curable insulating liquid and a toner particle that contains a pigment and a resin, wherein the viscosity of the curable insulating liquid at 25°C is at least 1 mPa · s and not more than 100 mPa · s, and when A (mPa · s) is the viscosity of the curable liquid developer at 25°C in a case where the toner particle concentration in the curable liquid developer is 50 mass%, and B (mPa · s) is the viscosity of the curable liquid developer at 25°C in a case where the toner particle concentration in the curable liquid developer is 1 mass%, the value of A-B is not more than 1,000 mPa · s.
摘要翻译：在25℃下的可固化液体显影剂含有固化性绝缘性液体和调色剂颗粒确实含有颜料和树脂，worin固化性绝缘性液体的粘度至少为1毫帕·秒并且不超过100毫帕·秒，并且当A（毫帕·秒）是该可固化液体显影剂在25℃的情况下的粘度，其中在所述可固化液体显影剂的调色剂颗粒的浓度是50质量％，和B（毫帕·秒）是可固化的粘度在25℃下在其中在所述可固化液体显影剂中的调色剂颗粒的浓度为1质量％的情况下的液体显影剂，AB的值不超过1000毫帕·秒。

9. 发明公开

EP3073325A1 LIQUID DEVELOPER 有权
标题翻译：液体显影剂
公开(公告)号：EP3073325A1
公开(公告)日：2016-09-28
申请号：EP16160552.2
申请日：2016-03-16
申请人： KAO CORPORATION
发明人： Kamiyoshi, Nobumichi , Yamada, Tatsuya
IPC分类号： G03G9/125 , G03G9/13 , G03G9/135
CPC分类号： G03G9/132 , G03G9/0804 , G03G9/081 , G03G9/125 , G03G9/133 , G03G9/135
摘要： A liquid developer containing a dispersion of toner particles containing a polyester resin P having an acid value of 3 mgKOH/g or more and 80 mgKOH/g or less and a pigment in an insulating liquid in the presence of a dispersant, wherein the dispersant contains a copolymer C obtained by polymerizing monomers containing a monomer having a basic functional group and a monomer having a silicone chain, wherein the monomer having a silicone chain has a weight-average molecular weight of 1,000 or more and 10,000 or less, and the copolymer C has a weight-average molecular weight of 10,000 or more and 80,000 or less, and wherein a mass ratio of the monomer having a basic functional group to the monomer having a silicone chain is 3/97 or more and 50/50 or less, and a method for producing the same. The liquid developer of the present invention can be suitably used in development of latent images formed in, for example, an electrophotographic method, an electrostatic recording method, an electrostatic printing method, or the like.
摘要翻译：一种液体显影剂，其含有在分散剂存在下，在绝缘液体中含有酸值为3mgKOH / g以上且80mgKOH / g以下的聚酯树脂P和颜料的调色剂颗粒分散体，其中分散剂含有通过聚合含有具有碱性官能团的单体和具有硅氧烷链的单体的单体而获得的共聚物C，其中具有硅氧烷链的单体具有1,000以上且10,000以下的重均分子量，并且共聚物C 具有10,000以上且80,000以下的重均分子量，并且其中具有碱性官能团的单体与具有硅氧烷链的单体的质量比为3/97以上且50/50以下，并且其制造方法。本发明的液体显影剂可适用于在例如电子照相方法，静电记录方法，静电印刷方法等中形成的潜像的显影中。

10. 发明公开

EP3014360A1 DIGITAL PRINTING APPARATUS AND DIGITAL PRINTING PROCESS 审中-公开
标题翻译： DIGITALE DRUCKVORRICHTUNG UND DIGITALES DRUCKVERFAHREN
公开(公告)号：EP3014360A1
公开(公告)日：2016-05-04
申请号：EP14723901.6
申请日：2014-04-24
申请人： Xeikon IP B.V.
发明人： DEPREZ, Lode Erik Dries , OP DE BEECK, Werner Jozef Johan , DEROOVER, Geert Gaston Paul
IPC分类号： G03G9/135 , G03G9/125 , G03G15/11
CPC分类号： G03G9/135 , G03G9/125 , G03G13/10 , G03G15/11
摘要： A digital printing apparatus using liquid toner comprising carrier liquid, a dispersing agent and imaging particles, the apparatus comprising: an imaging member adapted to sustain a pattern of electric charge forming a latent image on its surface; a development member arranged to receive a quantity of liquid toner; and to develop said latent image by transferring a portion of said quantity of liquid toner onto said imaging member in accordance with said pattern; a melting unit arranged downstream of the imaging member and configured to melt imaging particles of a transferred part of the portion of liquid toner, said part being transferred from the imaging member, wherein there is provided a dispersing capacity modification unit downstream of the imaging member, said dispersing capacity modification unit being configured for reducing the dispersing capacity of the dispersing agent in the transferred part of the portion of liquid toner.
摘要翻译：一种使用包括载体液体，分散剂和成像颗粒的液体调色剂的数字印刷装置，所述装置包括：成像构件，其适于在其表面上维持形成潜像的电荷图案; 布置成接收一定量的液体调色剂的显影构件; 并且通过根据所述图案将所述量的液体调色剂的一部分转移到所述成像构件上来显影所述潜像; 熔化单元，布置在所述成像构件的下游，并且被配置为熔化所述部分液体调色剂的被转移部分的成像颗粒，所述部分从所述成像构件转移，其中在所述成像构件下游设置有分散能力修饰单元，所述分散能力改性单元被配置用于降低分散剂在液体调色剂的部分转移部分中的分散能力。

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