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公开(公告)号:US10990038B2
公开(公告)日:2021-04-27
申请号:US16605293
申请日:2017-10-10
申请人: HP Indigo B.V.
摘要: In one aspect an apparatus (200) for use in an electrographic printer (100) is described. The apparatus includes a housing (210) defining a cavity (220), a developer roller (250), a developer electrode (240) for developing printing substance onto the developer roller, the electrode being arranged within the cavity, and a heater (260) for heating printing substance to be developed onto the developer roller, the heater being arranged in the cavity.
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公开(公告)号:US10289018B2
公开(公告)日:2019-05-14
申请号:US15770113
申请日:2015-12-11
申请人: HP Indigo B.V.
发明人: Emad Masoud , Regina Guslitzer , Anna Hen , Eyal Shelef
IPC分类号: G03G9/12 , C09D11/03 , C09D11/037 , G03G9/135 , C09D11/107 , C09D11/52 , G03G9/125 , G03G9/13 , G03G15/10
摘要: Herein is described a liquid electrostatic ink composition comprising a pigment comprising mica coated with titanium dioxide and an additional metal oxide.
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公开(公告)号:US20180155565A1
公开(公告)日:2018-06-07
申请号:US15568705
申请日:2015-07-17
申请人: HP Indigo B.V.
发明人: Biana Noikas , Dror Kella , Adi Vinegrad , Regina Guslitzer , Yaron Grinwald , Gil Bar-Haim , Tehila Ben-Ezra , Avishai Moshel , Emad Masoud , Yelena Litichevski , Roi Liraz , Noam Parvin
摘要: Herein is disclosed an electrostatic ink composition. In some examples, the electrostatic ink compositions comprise: a carrier liquid; a first resin; and a fluorescent pigment. The fluorescent pigment comprising a fluorescent dye and a second resin matrix, wherein the second resin is selected from the group comprising polyamide resins, polyvinylchlorides, polyolefin resins, polystyrenes, acrylonitrile-butadiene-styrene resins, polycarbonates, poly acrylic and methacrylic acid resins, polyethylene terephthalates, polyamide resins, polyurethanes, epoxy resins, silicone resins, polyester resins, alkyd resins, acrylonitrile polymers, polyesteramides or combinations thereof
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公开(公告)号:US10295935B2
公开(公告)日:2019-05-21
申请号:US15521847
申请日:2014-10-31
申请人: HP Indigo B.V.
摘要: Electrostatic printing apparatus and intermediate transfer members Herein is disclosed an intermediate transfer member for use in an electrostatic printing process, the intermediate transfer member having an outer release layer comprising a polysiloxane that has been cross-linked using an addition cure process such that it contains Si—R—Si bonds, wherein R is an alkylene moiety, and a monoalkenylsiloxane has been reacted with and incorporated into the polysiloxane. An electrostatic printing apparatus comprising the intermediate transfer member is also disclosed.
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公开(公告)号:US20180314178A1
公开(公告)日:2018-11-01
申请号:US15770113
申请日:2015-12-11
申请人: HP Indigo B.V.
发明人: Emad Masoud , Regina Guslitzer , Anna Hen , Eyal Shelef
IPC分类号: G03G9/12 , C09D11/037 , C09D11/107 , C09D11/52 , G03G9/125 , G03G9/13 , G03G15/10
CPC分类号: G03G9/122 , C09D11/037 , C09D11/107 , C09D11/52 , G03G9/125 , G03G9/131 , G03G9/135 , G03G15/10
摘要: Herein is described a liquid electrostatic ink composition comprising a pigment comprising mica coated with titanium dioxide and an additional metal oxide.
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公开(公告)号:US20180039207A1
公开(公告)日:2018-02-08
申请号:US15547794
申请日:2015-04-24
申请人: HP Indigo B.V.
发明人: Oshra Raviv , Carlos Teper , Roy Lubinski , Gabi Habibi , Dorit Yacobovich , Elina Ploshink , Regina Guslitzer
CPC分类号: G03G15/16 , G03G9/0802 , G03G9/0823 , G03G9/08797 , G03G9/1131 , G03G15/162
摘要: Herein is disclosed a method of coating a web with a release formulation. The method comprising: providing a coating station comprising a rotatable applicator roller to apply a release formulation coating to a web; applying a release formulation coating to a surface of the applicator roller, the release formulation comprising at least one silicone oil; feeding the web through the coating station such that the web engages with the applicator roller; and applying the release formulation coating to the web under a shearing force by rotating the applicator roller such that, at a location at which the web and the applicator roller engage, the surface of the applicator roller moves in the opposite direction to the direction the web is fed through the coating station.
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公开(公告)号:US20200026212A1
公开(公告)日:2020-01-23
申请号:US16496046
申请日:2017-06-07
申请人: HP Indigo B.V.
发明人: Yaron Grinwald , Regina Guslitzer , Gregory Katz , Ariel Hagege
IPC分类号: G03G9/13 , C09D11/52 , C09D11/037 , C09D11/033 , C09D11/108 , C09D11/107 , G03G9/125
摘要: Electrically conductive electrostatic ink compositions are disclosed. In an 5 example, an electrically conductive electrostatic ink composition can comprise: a liquid carrier; and particles dispersed in the liquid carrier. The particles dispersed in the liquid carrier can comprise: thermoplastic resin, and electrically conductive metal particles. The electrically conductive metal particles can comprise: a core comprising a first metal, and a shell comprising a second 10 metal. The shell can enclose the core at least partially. The first metal and the second metal may not be the same.
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公开(公告)号:US10416583B2
公开(公告)日:2019-09-17
申请号:US16072461
申请日:2016-03-04
申请人: HP Indigo B.V.
摘要: The present disclosure is drawn to an electrostatic ink composition comprising a resin having a Mw of 10,000 or less and a conductive species. Also disclosed herein is a substrate on which is electrostatically printed a conductive trace, wherein the trace comprises a resin having a Mw of 10,000 or less and a conductive species. Further disclosed herein is a method of electrophotographic printing an electrostatic ink composition comprising a resin having a Mw of 10,000 or less and a conductive species.
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公开(公告)号:US20180081292A1
公开(公告)日:2018-03-22
申请号:US15569347
申请日:2015-07-17
申请人: HP Indigo B.V.
发明人: Biana Noikas , Guy Nesher , Dror Kella , Yaron Grinwald , Regina Guslitzer , Emad Masoud
摘要: Herein is disclosed an electrostatic ink composition. In some examples, the electrostatic ink compositions comprise: a carrier liquid; a resin; and a phosphorescent pigment.
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公开(公告)号:US20190033743A1
公开(公告)日:2019-01-31
申请号:US16072446
申请日:2016-03-04
申请人: HP Indigo B.V.
发明人: Tony Azzam , Tehila Ben-Ezra , Regina Guslitzer , Reut Avigdor , Samer Farran , Yaron Grinwald , Roy Har-Tsvi , Eyal Shelef
IPC分类号: G03G9/13 , G03G9/135 , C09D11/106 , C09D11/03
CPC分类号: G03G9/131 , C09D11/02 , C09D11/03 , C09D11/106 , G03G9/00 , G03G9/12 , G03G9/135 , G03G9/1355 , G03G13/10
摘要: This disclosure relates to a liquid electrophotographic composition comprising a thermoplastic polymer resin, a charge adjuvant, microspheres, and a liquid carrier. Each microsphere comprises a shell of material encapsulating a gas. The microspheres are present in an amount of 5 to 90 weight % of the total weight of solids in the composition.
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