DE3888930T2 - Glyceride als Ladungshilfsmittel für flüssige elektrostatische Entwickler. - Google Patents
Glyceride als Ladungshilfsmittel für flüssige elektrostatische Entwickler.Info
- Publication number
- DE3888930T2 DE3888930T2 DE3888930T DE3888930T DE3888930T2 DE 3888930 T2 DE3888930 T2 DE 3888930T2 DE 3888930 T DE3888930 T DE 3888930T DE 3888930 T DE3888930 T DE 3888930T DE 3888930 T2 DE3888930 T2 DE 3888930T2
- Authority
- DE
- Germany
- Prior art keywords
- glycerides
- liquid electrostatic
- electrostatic developers
- charge aids
- aids
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/12—Developers with toner particles in liquid developer mixtures
- G03G9/135—Developers with toner particles in liquid developer mixtures characterised by stabiliser or charge-controlling agents
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Liquid Developers In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/125,503 US4886726A (en) | 1987-11-25 | 1987-11-25 | Glycerides as charge directors for liquid electrostatic developers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3888930D1 DE3888930D1 (de) | 1994-05-11 |
DE3888930T2 true DE3888930T2 (de) | 1994-09-22 |
Family
ID=22420016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3888930T Expired - Fee Related DE3888930T2 (de) | 1987-11-25 | 1988-11-23 | Glyceride als Ladungshilfsmittel für flüssige elektrostatische Entwickler. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4886726A (de) |
EP (1) | EP0317968B1 (de) |
JP (1) | JPH01156762A (de) |
KR (1) | KR890008618A (de) |
CN (1) | CN1035366A (de) |
AU (1) | AU606235B2 (de) |
DE (1) | DE3888930T2 (de) |
DK (1) | DK656788A (de) |
NO (1) | NO885254L (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4985329A (en) * | 1988-12-30 | 1991-01-15 | E. I. Du Pont De Nemours And Company | Bipolar liquid electrostatic developer |
US4917985A (en) * | 1988-12-30 | 1990-04-17 | E. I. Du Pont De Nemours And Company | Organic sulfur-containing compounds as adjuvants for positive electrostatic liquid developers |
US7118842B2 (en) * | 2003-09-30 | 2006-10-10 | Samsung Electronics Company | Charge adjuvant delivery system and methods |
US7144671B2 (en) * | 2003-09-30 | 2006-12-05 | Samsung Electronics Company | Adjuvants for negatively charged toners |
US7070900B2 (en) * | 2003-09-30 | 2006-07-04 | Samsung Electronics Company | Adjuvants for positively charged toners |
US7433635B2 (en) * | 2003-12-31 | 2008-10-07 | Samsung Electronics Co., Ltd. | Method and apparatus for using a transfer assist layer in a multi-pass electrophotographic process with electrostatically assisted toner transfer |
US7433636B2 (en) * | 2003-12-31 | 2008-10-07 | Samsung Electronics Co., Ltd. | Method and apparatus for using a transfer assist layer in a tandem electrophotographic process with electrostatically assisted toner transfer |
US20050250028A1 (en) * | 2004-05-07 | 2005-11-10 | Qian Julie Y | Positively charged coated electrographic toner particles and process |
US7183030B2 (en) | 2004-05-07 | 2007-02-27 | Samsung Electronics Company | Negatively charged coated electrographic toner particles and process |
US7195852B2 (en) * | 2004-06-30 | 2007-03-27 | Samsung Electronics Company | Liquid toner compositions comprising an amphipathic copolymer comprising a polysiloxane moiety |
US7432033B2 (en) | 2004-10-31 | 2008-10-07 | Samsung Electronics Co., Ltd. | Printing systems and methods for liquid toners comprising dispersed toner particles |
US7320853B2 (en) * | 2004-10-31 | 2008-01-22 | Samsung Electronics Company | Liquid toners comprising amphipathic copolymeric binder that have been prepared, dried and redispersed in the same carrier liquid |
US7405027B2 (en) * | 2004-10-31 | 2008-07-29 | Samsung Electronics Company | Liquid toners comprising toner particles prepared in a solvent other than the carrier liquid |
US7556907B2 (en) * | 2005-06-03 | 2009-07-07 | Seiko Epson Corporation | Liquid developer |
US20080003516A1 (en) * | 2006-06-29 | 2008-01-03 | Seiko Epson Corporation | Liquid Developer and Image Forming Device |
US8329372B2 (en) * | 2006-07-14 | 2012-12-11 | Seiko Epson Corporation | Liquid developer, method of preparing liquid developer, and image forming apparatus |
JP2008040352A (ja) * | 2006-08-09 | 2008-02-21 | Seiko Epson Corp | 液体現像剤、液体現像剤の製造方法、画像形成方法、および画像形成装置 |
US8076049B2 (en) * | 2007-07-17 | 2011-12-13 | Seiko Epson Corporation | Liquid developer and image forming apparatus |
JP2009058688A (ja) * | 2007-08-30 | 2009-03-19 | Seiko Epson Corp | 液体現像剤および画像形成装置 |
EP3152265B1 (de) * | 2014-06-09 | 2019-07-31 | HP Indigo B.V. | Elektrostatische tintenzusammensetzungen |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1151141A (en) * | 1966-02-04 | 1969-05-07 | Agfa Gevaert Nv | Improvements in or relating to the Dispersion of Particles in an Organic Liquid |
US3856692A (en) * | 1969-10-31 | 1974-12-24 | Xerox Corp | Liquid electrostatographic developer compositions |
JPS5147625B2 (de) * | 1974-06-19 | 1976-12-16 | ||
DE2431343C2 (de) * | 1974-06-29 | 1982-02-11 | Hoechst Ag, 6000 Frankfurt | Goldgelbe, wasserlösliche Monoazoverbindungen, Verfahren zu ihrer Herstellung und ihre Verwendung als Farbstoffe |
US4160773A (en) * | 1974-08-06 | 1979-07-10 | Max-Planck-Gesellschaft Zur Forderung Der Wissenschaften E.V. | Synthetic alkyl esters of phospholipid acid, structural analogs thereof and a process for their manufacture and their use |
GB1576719A (en) * | 1976-07-23 | 1980-10-15 | Agfa Gevaert | Electrophoretic developers |
JPS5560960A (en) * | 1978-10-31 | 1980-05-08 | Agfa Gevaert Nv | Composition for developing electrostatic image and method of development |
JPS57210345A (en) * | 1981-05-19 | 1982-12-23 | Konishiroku Photo Ind Co Ltd | Electrophotographic negatively-chargeable liquid developer and developing method using this developer |
US4425418A (en) * | 1981-05-19 | 1984-01-10 | Konishiroku Photo Industry Co., Ltd. | Liquid developers for electrophotography and developing method using the same |
JPS58194040A (ja) * | 1982-05-10 | 1983-11-11 | Konishiroku Photo Ind Co Ltd | 電子写真負荷電性液体現像剤 |
JPS6076755A (ja) * | 1983-10-04 | 1985-05-01 | Ricoh Co Ltd | 静電写真用液体現像剤 |
JPH0664365B2 (ja) * | 1985-06-11 | 1994-08-22 | 三菱製紙株式会社 | 電子写真液体現像方法 |
US4734352A (en) * | 1986-04-22 | 1988-03-29 | E. I. Du Pont De Nemours And Company | Polyhydroxy charging adjuvants for liquid electrostatic developers |
US4707429A (en) * | 1986-04-30 | 1987-11-17 | E. I. Du Pont De Nemours And Company | Metallic soap as adjuvant for electrostatic liquid developer |
US4780389A (en) * | 1987-02-13 | 1988-10-25 | E. I. Du Pont De Nemours And Company | Inorganic metal salt as adjuvant for negative liquid electrostatic developers |
-
1987
- 1987-11-25 US US07/125,503 patent/US4886726A/en not_active Expired - Fee Related
-
1988
- 1988-11-23 EP EP88119457A patent/EP0317968B1/de not_active Expired - Lifetime
- 1988-11-23 DE DE3888930T patent/DE3888930T2/de not_active Expired - Fee Related
- 1988-11-24 NO NO88885254A patent/NO885254L/no unknown
- 1988-11-24 JP JP63294833A patent/JPH01156762A/ja active Granted
- 1988-11-24 KR KR1019880015524A patent/KR890008618A/ko not_active Application Discontinuation
- 1988-11-24 DK DK656788A patent/DK656788A/da not_active Application Discontinuation
- 1988-11-25 AU AU25878/88A patent/AU606235B2/en not_active Ceased
- 1988-11-25 CN CN88108119A patent/CN1035366A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH059789B2 (de) | 1993-02-05 |
NO885254D0 (no) | 1988-11-24 |
CN1035366A (zh) | 1989-09-06 |
KR890008618A (ko) | 1989-07-12 |
DE3888930D1 (de) | 1994-05-11 |
EP0317968A3 (en) | 1990-02-14 |
DK656788D0 (da) | 1988-11-24 |
AU2587888A (en) | 1989-05-25 |
US4886726A (en) | 1989-12-12 |
EP0317968A2 (de) | 1989-05-31 |
AU606235B2 (en) | 1991-01-31 |
NO885254L (no) | 1989-05-26 |
JPH01156762A (ja) | 1989-06-20 |
EP0317968B1 (de) | 1994-04-06 |
DK656788A (da) | 1989-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |