DE69509742T2 - Dendrimere Tonerteilchen für die Flüssig-Elektrophotographie - Google Patents
Dendrimere Tonerteilchen für die Flüssig-ElektrophotographieInfo
- Publication number
- DE69509742T2 DE69509742T2 DE69509742T DE69509742T DE69509742T2 DE 69509742 T2 DE69509742 T2 DE 69509742T2 DE 69509742 T DE69509742 T DE 69509742T DE 69509742 T DE69509742 T DE 69509742T DE 69509742 T2 DE69509742 T2 DE 69509742T2
- Authority
- DE
- Germany
- Prior art keywords
- dendrimeric
- toner particles
- liquid electrophotography
- electrophotography
- liquid
- 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 - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
- C08G83/002—Dendritic macromolecules
- C08G83/003—Dendrimers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B68/00—Organic pigments surface-modified by grafting, e.g. by establishing covalent or complex bonds, in order to improve the pigment properties, e.g. dispersibility or rheology
- C09B68/20—Organic pigments surface-modified by grafting, e.g. by establishing covalent or complex bonds, in order to improve the pigment properties, e.g. dispersibility or rheology characterised by the process features
- C09B68/22—Acid treatment
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B68/00—Organic pigments surface-modified by grafting, e.g. by establishing covalent or complex bonds, in order to improve the pigment properties, e.g. dispersibility or rheology
- C09B68/40—Organic pigments surface-modified by grafting, e.g. by establishing covalent or complex bonds, in order to improve the pigment properties, e.g. dispersibility or rheology characterised by the chemical nature of the attached groups
- C09B68/44—Non-ionic groups, e.g. halogen, OH or SH
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B69/00—Dyes not provided for by a single group of this subclass
- C09B69/10—Polymeric dyes; Reaction products of dyes with monomers or with macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D201/00—Coating compositions based on unspecified macromolecular compounds
- C09D201/005—Dendritic macromolecules
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G13/00—Electrographic processes using a charge pattern
- G03G13/06—Developing
- G03G13/10—Developing using a liquid developer, e.g. liquid suspension
-
- 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
- G03G9/13—Developers with toner particles in liquid developer mixtures characterised by polymer components
- G03G9/133—Graft-or block polymers
-
- 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
-
- 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
- G03G9/1355—Ionic, organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/378,425 US5558968A (en) | 1995-01-26 | 1995-01-26 | Dendrimeric toner particles for liquid electrophotography |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69509742D1 DE69509742D1 (de) | 1999-06-24 |
DE69509742T2 true DE69509742T2 (de) | 1999-09-16 |
Family
ID=23493087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69509742T Expired - Lifetime DE69509742T2 (de) | 1995-01-26 | 1995-12-14 | Dendrimere Tonerteilchen für die Flüssig-Elektrophotographie |
Country Status (3)
Country | Link |
---|---|
US (1) | US5558968A (de) |
EP (1) | EP0726502B1 (de) |
DE (1) | DE69509742T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2445097A (en) * | 1996-04-09 | 1997-10-29 | The Texas A & M University System | A method of multiplication polymerization suitable for use in forming hyperbranched polymer films on a surface |
US6312809B1 (en) * | 1996-04-24 | 2001-11-06 | Sandia Corporation | Dendrimer monolayer films |
GB9711625D0 (en) * | 1997-06-06 | 1997-07-30 | Ciba Geigy Ag | Pigment compositions |
US6235829B1 (en) | 1998-07-24 | 2001-05-22 | Marconi Data Systems Inc. | Modification of chargeable pigment particles |
WO2000079346A1 (en) * | 1999-06-17 | 2000-12-28 | Bradford Jay Levy | Fragrance-bearing toner |
FR2801594B1 (fr) * | 1999-11-25 | 2003-08-15 | Hoechst Marion Roussel Inc | Polyphenoxydendrimeres colores, nouveaux supports solubles, leur procede de preparation et leur utilisation en synthese organique |
WO2002077037A2 (en) * | 2001-03-22 | 2002-10-03 | The Administrators Of The Tulane Educational Fund | Biaryl monomers and dendritic polymers derived therefrom |
TWI227719B (en) * | 2002-11-22 | 2005-02-11 | Far Eastern Textile Ltd | Method of preparing a surface modifier for nanoparticles dispersion of inorganic oxide nanoparticles |
US8247151B2 (en) * | 2009-10-19 | 2012-08-21 | Hewlett-Packard Development Company, L.P. | Liquid toner, electrophoretic ink, and methods of making and use |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5192638A (en) * | 1984-12-10 | 1993-03-09 | Spectrum Sciences B.V. | Toner for use in compositions for developing latent electrostatic images, method of making the same, and liquid composition using the improved toner |
US4897332A (en) * | 1988-10-05 | 1990-01-30 | Am International, Inc. | Charge control agent combination of lecithin and pyrrolidone polymer for liquid toner and methods of use |
US4925766A (en) * | 1988-12-02 | 1990-05-15 | Minnesota Mining And Manufacturing Company | Liquid electrophotographic toner |
US5914095A (en) * | 1989-04-07 | 1999-06-22 | Salutar, Inc. | Polychelants containg amide bonds |
US5045425A (en) * | 1989-08-25 | 1991-09-03 | Commtech International Management Corporation | Electrophotographic liquid developer composition and novel charge directors for use therein |
US5098475A (en) * | 1991-01-28 | 1992-03-24 | Xerox Corporation | Inks with dendrimer colorants |
US5120361A (en) * | 1991-06-27 | 1992-06-09 | Xerox Corporation | Ink compositions |
US5256516A (en) * | 1992-07-31 | 1993-10-26 | Xerox Corporation | Toner compositions with dendrimer charge enhancing additives |
-
1995
- 1995-01-26 US US08/378,425 patent/US5558968A/en not_active Expired - Lifetime
- 1995-12-14 DE DE69509742T patent/DE69509742T2/de not_active Expired - Lifetime
- 1995-12-14 EP EP95309125A patent/EP0726502B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0726502B1 (de) | 1999-05-19 |
EP0726502A1 (de) | 1996-08-14 |
DE69509742D1 (de) | 1999-06-24 |
US5558968A (en) | 1996-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD CO. (N.D.GES.D.STAATES DELAWARE), |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, TE |