DE3878038T2 - Polyamine als hilfsmittel fuer fluessige elektrostatische entwickler. - Google Patents
Polyamine als hilfsmittel fuer fluessige elektrostatische entwickler.Info
- Publication number
- DE3878038T2 DE3878038T2 DE8888108185T DE3878038T DE3878038T2 DE 3878038 T2 DE3878038 T2 DE 3878038T2 DE 8888108185 T DE8888108185 T DE 8888108185T DE 3878038 T DE3878038 T DE 3878038T DE 3878038 T2 DE3878038 T2 DE 3878038T2
- Authority
- DE
- Germany
- Prior art keywords
- polyamine
- aid
- liquid electrostatic
- electrostatic developers
- developers
- 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
- 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 |
---|---|---|---|
US07/053,864 US4780388A (en) | 1987-05-26 | 1987-05-26 | Polyamines as adjuvant for liquid electrostatic developers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3878038D1 DE3878038D1 (de) | 1993-03-18 |
DE3878038T2 true DE3878038T2 (de) | 1993-08-05 |
Family
ID=21987070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888108185T Expired - Fee Related DE3878038T2 (de) | 1987-05-26 | 1988-05-21 | Polyamine als hilfsmittel fuer fluessige elektrostatische entwickler. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4780388A (de) |
EP (1) | EP0292898B1 (de) |
JP (1) | JPH01120568A (de) |
AU (1) | AU586141B2 (de) |
DE (1) | DE3878038T2 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4702985A (en) * | 1986-04-28 | 1987-10-27 | E. I. Du Pont De Nemours And Company | Aminoalcohols as adjuvant for liquid electrostatic developers |
US4935328A (en) * | 1988-04-07 | 1990-06-19 | E. I. Du Pont De Nemours And Company | Monofunctional amines as adjuvant for liquid electrostatic developers |
US4923778A (en) * | 1988-12-23 | 1990-05-08 | D X Imaging | Use of high percent solids for improved liquid toner preparation |
US5194358A (en) * | 1991-07-29 | 1993-03-16 | Xerox Corporation | Toner and developer compositions with charge enhancing additives |
US5254427A (en) * | 1991-12-30 | 1993-10-19 | Xerox Corporation | Additives for liquid electrostatic developers |
US5206107A (en) * | 1991-12-30 | 1993-04-27 | Xerox Corporation | Siloxane surfactants as liquid developer additives |
EP2016467B1 (de) * | 2006-05-10 | 2016-04-06 | Hewlett-Packard Development Company, L.P. | Ladungsdirektor für flüssigtoner |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3417019A (en) * | 1962-12-27 | 1968-12-17 | Eastman Kodak Co | Xerographic development |
GB1086753A (en) * | 1964-02-06 | 1967-10-11 | Dennison Mfg Ltd | Development of electrostatic images with liquid developer |
SE316683B (de) * | 1966-07-28 | 1969-10-27 | Rca Corp | |
DE1597813B2 (de) * | 1966-11-11 | 1974-05-30 | Canon K.K., Tokio | Elektrofotografischer Emulsionsentwickler |
US3990980A (en) * | 1974-01-14 | 1976-11-09 | Philip A. Hunt Chemical Corporation | Hybrid liquid toners |
JPS5544944B2 (de) * | 1974-03-08 | 1980-11-14 | ||
JPS5428141A (en) * | 1977-08-04 | 1979-03-02 | Ricoh Co Ltd | Liquid developer for static latent image |
JPS59160153A (ja) * | 1983-03-03 | 1984-09-10 | Ricoh Co Ltd | 静電写真用液体現像剤 |
GB2169416B (en) * | 1984-12-10 | 1989-01-11 | Savin Corp | Toner particles for use in liquid compositions for developing latent electrostatic images |
JPH073605B2 (ja) * | 1985-08-08 | 1995-01-18 | 三菱製紙株式会社 | 電子写真用液体現像剤 |
US4670370A (en) * | 1986-04-03 | 1987-06-02 | E. I. Du Pont De Nemours And Company | Process for preparation of color liquid toner for electrostatic imaging using carbon steel particulate media |
US4663264A (en) * | 1986-04-28 | 1987-05-05 | E. I. Du Pont De Nemours And Company | Liquid electrostatic developers containing aromatic hydrocarbons |
US4702985A (en) * | 1986-04-28 | 1987-10-27 | E. I. Du Pont De Nemours And Company | Aminoalcohols as adjuvant for liquid electrostatic developers |
US4702984A (en) * | 1986-04-30 | 1987-10-27 | E. I. Dupont De Nemours And Company | Polybutylene succinimide as adjuvant for electrostatic liquid developer |
-
1987
- 1987-05-26 US US07/053,864 patent/US4780388A/en not_active Expired - Fee Related
-
1988
- 1988-05-21 DE DE8888108185T patent/DE3878038T2/de not_active Expired - Fee Related
- 1988-05-21 EP EP88108185A patent/EP0292898B1/de not_active Expired - Lifetime
- 1988-05-25 JP JP63126040A patent/JPH01120568A/ja active Pending
- 1988-05-25 AU AU16618/88A patent/AU586141B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
DE3878038D1 (de) | 1993-03-18 |
EP0292898B1 (de) | 1993-02-03 |
AU1661888A (en) | 1989-01-19 |
US4780388A (en) | 1988-10-25 |
EP0292898A3 (en) | 1990-01-10 |
EP0292898A2 (de) | 1988-11-30 |
JPH01120568A (ja) | 1989-05-12 |
AU586141B2 (en) | 1989-06-29 |
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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 |