CA2555150A1 - External surface additive compositions - Google Patents
External surface additive compositions Download PDFInfo
- Publication number
- CA2555150A1 CA2555150A1 CA002555150A CA2555150A CA2555150A1 CA 2555150 A1 CA2555150 A1 CA 2555150A1 CA 002555150 A CA002555150 A CA 002555150A CA 2555150 A CA2555150 A CA 2555150A CA 2555150 A1 CA2555150 A1 CA 2555150A1
- Authority
- CA
- Canada
- Prior art keywords
- toner
- group
- fluoropolymer
- perfluoropolyether
- image forming
- 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.)
- Granted
Links
- 239000000654 additive Substances 0.000 title claims abstract 10
- 230000000996 additive effect Effects 0.000 title 1
- 239000000203 mixture Substances 0.000 title 1
- 229920002313 fluoropolymer Polymers 0.000 claims abstract 12
- 239000004811 fluoropolymer Substances 0.000 claims abstract 12
- 239000011230 binding agent Substances 0.000 claims abstract 5
- 239000003086 colorant Substances 0.000 claims abstract 4
- 238000000034 method Methods 0.000 claims abstract 2
- 239000010702 perfluoropolyether Substances 0.000 claims 10
- -1 polytetrafluoroethylene Polymers 0.000 claims 7
- 239000002245 particle Substances 0.000 claims 6
- 125000000962 organic group Chemical group 0.000 claims 5
- 108091008695 photoreceptors Proteins 0.000 claims 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 4
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical group C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 2
- 238000004220 aggregation Methods 0.000 claims 2
- 230000002776 aggregation Effects 0.000 claims 2
- 125000003545 alkoxy group Chemical group 0.000 claims 2
- 125000000217 alkyl group Chemical group 0.000 claims 2
- 125000002947 alkylene group Chemical group 0.000 claims 2
- 229960003328 benzoyl peroxide Drugs 0.000 claims 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 2
- 229920001577 copolymer Polymers 0.000 claims 2
- 239000000839 emulsion Substances 0.000 claims 2
- 230000003301 hydrolyzing effect Effects 0.000 claims 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 2
- CBOIHMRHGLHBPB-UHFFFAOYSA-N hydroxymethyl Chemical compound O[CH2] CBOIHMRHGLHBPB-UHFFFAOYSA-N 0.000 claims 2
- 239000003921 oil Substances 0.000 claims 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims 2
- 239000010703 silicon Substances 0.000 claims 2
- 229910052710 silicon Inorganic materials 0.000 claims 2
- NJVOHKFLBKQLIZ-UHFFFAOYSA-N (2-ethenylphenyl) prop-2-enoate Chemical compound C=CC(=O)OC1=CC=CC=C1C=C NJVOHKFLBKQLIZ-UHFFFAOYSA-N 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims 1
- 229920000058 polyacrylate Polymers 0.000 claims 1
- 229920000728 polyester Polymers 0.000 claims 1
- 229920000642 polymer Polymers 0.000 claims 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010557 suspension polymerization reaction Methods 0.000 claims 1
- 239000001993 wax Substances 0.000 claims 1
Classifications
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- 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
- G03G9/0802—Preparation methods
- G03G9/0804—Preparation methods whereby the components are brought together in a liquid dispersing medium
-
- 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
- G03G9/0819—Developers with toner particles characterised by the dimensions of the particles
-
- 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
- G03G9/0821—Developers with toner particles characterised by physical parameters
-
- 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
- G03G9/0821—Developers with toner particles characterised by physical parameters
- G03G9/0823—Electric parameters
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- G03G9/08706—Polymers of alkenyl-aromatic compounds
- G03G9/08708—Copolymers of styrene
- G03G9/08711—Copolymers of styrene with esters of acrylic or methacrylic acid
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- G03G9/08713—Polyvinylhalogenides
- G03G9/0872—Polyvinylhalogenides containing fluorine
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08702—Binders for toner particles comprising macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- G03G9/08726—Polymers of unsaturated acids or derivatives thereof
- G03G9/08733—Polymers of unsaturated polycarboxylic acids
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- 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
- G03G9/087—Binders for toner particles
- G03G9/08742—Binders for toner particles comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- G03G9/08759—Polyethers
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08791—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by the presence of specified groups or side chains
-
- 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
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08793—Crosslinked 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
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08795—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their chemical properties, e.g. acidity, molecular weight, sensitivity to reactants
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- 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
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08797—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their physical properties, e.g. viscosity, solubility, melting temperature, softening temperature, glass transition temperature
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- 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
- G03G9/09—Colouring agents for toner particles
- G03G9/0902—Inorganic compounds
- G03G9/0904—Carbon black
-
- 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
- G03G9/097—Plasticisers; Charge controlling agents
- G03G9/09708—Inorganic compounds
-
- 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
- G03G9/097—Plasticisers; Charge controlling agents
- G03G9/09708—Inorganic compounds
- G03G9/09725—Silicon-oxides; Silicates
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
A toner having at least one binder, at least one colorant and external additives.
The external additives include at least one fluoropolymer. An electrophotographic image forming machine and method includes the toner with at least one fluoropolymer.
The external additives include at least one fluoropolymer. An electrophotographic image forming machine and method includes the toner with at least one fluoropolymer.
Claims (20)
1. An electrophotographic image forming apparatus comprising a photoreceptor, a latent image forming device for forming an electrostatic latent image on a surface of the photoreceptor, a developing device for developing the latent image with a toner, and a transfer device for transferring the toner image to an image receiving member, wherein the photoreceptor includes at least a silicon overcoat layer, and wherein the toner comprises toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include at least one fluoropolymer.
2. The electrophotographic image forming apparatus according to claim 1, wherein the fluoropolymer is selected from the group consisting of polytetrafluoroethylene (PTFE), poly(vinylidene fluoride), copolyvinylidenefluoride tetrafluoroethylene, and perfluoropolyether.
3. The electrophotographic image forming apparatus according to claim 1, wherein the fluoropolymer is a powder, wax or oil.
4. The electrophotographic image forming apparatus according to claim 1, wherein the fluoropolymer is about 0.01% to about 5.0% by weight of the toner particles.
5. The electrophotographic image forming apparatus according to claim 1, wherein the fluoropolymer is a perfluoropolyether comprising a segment represented by-(CnF2nO)x-, or a copolymer comprised thereof, wherein n is an integral number of ranging from 1 to about 6, and x is the number of repeating unit ranging from about 2 to about 1000.
6. The electrophotographic image forming apparatus according to claim 5, wherein the perfluoropolyether further comprises an organic group selected from the group consisting of -OH, -CH2OH, -X(OCH2CH2)kOH, -CH2OCH2CH(OH)CH2OH, -CO2H, -CO2R, -CON(H)R, -CON(R')R, -SiRn(Y)3-n, and -(CH2)m,SiRn(Y)3-n, wherein X is CO or an alkylene having C1 to about C6, R and R' are the same or different and each represent an alkyl group having C1 to about C30, Y is a hydrolytic group which is selected from the group consisting of hydroxyl, acetoxyl, alkoxyl having C1 to about C6, k is an integral number ranging from 1 to about 500, m is an integral number ranging from 1 to about 6, and n is an integral number ranging from 0 to 3.
7. The electrophotographic image forming apparatus according to claim 5, wherein the organic group is an end group of the perfluoropolyether.
8. An electrophotographic image forming method comprising developing an electrostatic image on a surface of a photoreceptor with a toner to develop a toner image, transferring the toner image to an image receiving member to form a transferred image, and fixing the transferred image to the image receiving member, wherein the photoreceptor includes at least a silicon overcoat layer, and wherein the toner comprises toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include at least one fluoropolymer.
9. A toner comprising toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include at least one fluoropolymer, and wherein the fluoropolymer is a wax or oil.
10. The toner according to claim 9, wherein the fluoropolymer is a perfluoropolyether comprising a segment represented by -(CnF2nO)x-, or a copolymer comprised thereof, wherein n is an integral number ranging from 1 to about 6, and x is the number of repeating units ranging from about 2 to about 1000.
11. The toner according to claim 10, wherein the perfluoropolyether includes a segment selected from the group consisting of poly(difluoromethylene oxide), poly(tetrafluoroethylene oxide), poly(hexafluoropropylene oxide), poly(tetrafluoroethylene oxide-co-difluoromethylene oxide), poly(hexafluoropropylene oxide-co-difluoromethylene oxide), and poly(tetrafluoroethylene oxide-co-hexafluoropropylene oxide-co-difluoromethylene oxide).
12. The toner according to claim 10, wherein the perfluoropolyether has an average molecular weight ranging from about 50 to about 50,000.
13. The toner according to claim 10, wherein the perfluoropolyether further comprises an organic group selected from the group consisting -OH, -CH2OH, -X(OCH2CH2)kOH, -CH2OCH2CH(OH)CH2OH, -CO2H, -CO2R, -CON(H)R, -CON(R')R, -SiRn(Y)3-n, and -(CH2)mS1Rn(Y)3-n, wherein X is CO or an alkylene having C1 to about C6, R and R' are the same or different and each represent an alkyl group having C1 to about C30, Y is a hydrolytic group which is selected from the group consisting of hydroxyl, acetoxyl, alkoxyl having C1 to about C6, k is an integral number ranging from 1 to about 500, m is an integral number ranging from 1 to about 6, and n is an integral number ranging from 0 to 3.
14. The toner according to claim 12, wherein the organic group is connected to the end of the perfluoropolyether chain, or is grafted to the polymer backbone thereof.
15. The toner according to claim 10, wherein the organic group is an end group of the perfluoropolyether.
16. The toner according to claim 9, wherein the fluoropolymer comprises about 0.01% to about 5.0% by weight of the toner particles.
17. The toner according to claim 9, wherein the external additives further include at least one of silica (SiO2) or titania (TiO2).
18. The toner according to claim 9, wherein the toner particle is prepared by emulsion aggregation or suspension polymerization.
19. The toner according to claim 9, wherein the toner is an emulsion aggregation toner including a styrene-acrylate polymer or a polyester as the at least one binder,.
20. The toner according to claim 9, wherein the toner is a physically generated toner.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/198,283 | 2005-08-08 | ||
| US11/198,283 US7452646B2 (en) | 2005-08-08 | 2005-08-08 | External surface additive compositions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2555150A1 true CA2555150A1 (en) | 2007-02-08 |
| CA2555150C CA2555150C (en) | 2010-10-12 |
Family
ID=37718001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2555150A Expired - Fee Related CA2555150C (en) | 2005-08-08 | 2006-08-01 | External surface additive compositions |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US7452646B2 (en) |
| CA (1) | CA2555150C (en) |
Families Citing this family (29)
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|---|---|---|---|---|
| US7803865B2 (en) | 2003-08-25 | 2010-09-28 | Dow Global Technologies Inc. | Aqueous dispersion, its production method, and its use |
| US8158711B2 (en) | 2003-08-25 | 2012-04-17 | Dow Global Technologies Llc | Aqueous dispersion, its production method, and its use |
| US7763676B2 (en) | 2003-08-25 | 2010-07-27 | Dow Global Technologies Inc. | Aqueous polymer dispersions and products from those dispersions |
| US8357749B2 (en) | 2003-08-25 | 2013-01-22 | Dow Global Technologies Llc | Coating composition and articles made therefrom |
| CN101174111B (en) * | 2006-11-02 | 2012-09-05 | 花王株式会社 | Toner and two-component developer |
| JP4431605B2 (en) | 2007-08-09 | 2010-03-17 | シャープ株式会社 | Toner manufacturing method, toner, two-component developer, developing device, and image forming apparatus |
| US20100040968A1 (en) * | 2008-08-12 | 2010-02-18 | Ligia Aura Bejat | Toner Compositions Including Silica Blends |
| JP2010224144A (en) * | 2009-03-23 | 2010-10-07 | Oki Data Corp | Image forming apparatus, image forming system and image forming method |
| US8197998B2 (en) | 2009-05-20 | 2012-06-12 | Xerox Corporation | Toner compositions |
| US8211611B2 (en) * | 2009-06-05 | 2012-07-03 | Xerox Corporation | Toner process including modifying rheology |
| US8313884B2 (en) * | 2009-06-05 | 2012-11-20 | Xerox Corporation | Toner processes utilizing a defoamer as a coalescence aid for continuous and batch emulsion aggregation |
| US20110136056A1 (en) * | 2009-12-09 | 2011-06-09 | Xerox Corporation | Toner compositions |
| US20110151374A1 (en) * | 2009-12-18 | 2011-06-23 | Xerox Corporation | Method and apparatus of rapid continuous drop formation process to produce chemical toner and nano-composite particles |
| US8101331B2 (en) * | 2009-12-18 | 2012-01-24 | Xerox Corporation | Method and apparatus of rapid continuous process to produce chemical toner and nano-composite particles |
| US8383310B2 (en) | 2010-04-27 | 2013-02-26 | Xerox Corporation | Toner compositions |
| US8338069B2 (en) | 2010-07-19 | 2012-12-25 | Xerox Corporation | Toner compositions |
| US8492064B2 (en) | 2010-10-28 | 2013-07-23 | Xerox Corporation | Magnetic toner compositions |
| US8802344B2 (en) | 2010-12-13 | 2014-08-12 | Xerox Corporation | Toner processes utilizing washing aid |
| US8916098B2 (en) | 2011-02-11 | 2014-12-23 | Xerox Corporation | Continuous emulsification-aggregation process for the production of particles |
| US8663565B2 (en) | 2011-02-11 | 2014-03-04 | Xerox Corporation | Continuous emulsification—aggregation process for the production of particles |
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| JP2013020129A (en) * | 2011-07-12 | 2013-01-31 | Fuji Xerox Co Ltd | Image forming apparatus, electrophotographic photoreceptor and process cartridge |
| US8703374B2 (en) | 2012-03-09 | 2014-04-22 | Xerox Corporation | Toner composition with charge control agent-treated spacer particles |
| US8673532B2 (en) | 2012-06-26 | 2014-03-18 | Xerox Corporation | Method of producing dry toner particles having high circularity |
| JP6300508B2 (en) * | 2013-12-17 | 2018-03-28 | キヤノン株式会社 | Toner and toner production method |
| US10606181B2 (en) | 2013-12-27 | 2020-03-31 | Lexmark International, Inc. | Toner compositions including silica blends and method to make the same |
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| CN111848172B (en) * | 2020-07-24 | 2021-09-28 | 厦门大学 | Molybdenum disilicide/silicon carbide three-dimensional polymer precursor ceramic and preparation method thereof |
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| US6365316B1 (en) | 2000-03-07 | 2002-04-02 | Xerox Corporation | Toner and developer providing offset lithography print quality |
| US6416916B1 (en) | 2000-03-07 | 2002-07-09 | Xerox Corporation | Toner and developer for magnetic brush development system |
| US6177221B1 (en) | 2000-03-07 | 2001-01-23 | Xerox Corporation | Carrier and developer providing offset lithography print quality |
| US6319647B1 (en) | 2000-03-07 | 2001-11-20 | Xerox Corporation | Toner and developer for magnetic brush development system |
| US6692880B2 (en) | 2001-05-14 | 2004-02-17 | Heidelberger Druckmaschinen Ag | Electrophotographic toner with stable triboelectric properties |
| US6797448B2 (en) | 2001-05-14 | 2004-09-28 | Eastman Kodak Company | Electrophotographic toner and development process with improved image and fusing quality |
| US6562541B2 (en) * | 2001-09-24 | 2003-05-13 | Xerox Corporation | Toner processes |
| JP4039182B2 (en) | 2002-08-28 | 2008-01-30 | 富士ゼロックス株式会社 | Electrophotographic photosensitive member, process cartridge, and image forming apparatus |
| JP2004109917A (en) * | 2002-09-20 | 2004-04-08 | Fuji Xerox Co Ltd | Image forming apparatus |
| US20040137352A1 (en) | 2003-01-15 | 2004-07-15 | Xerox Corporation | Toner compositions including large external additives |
| US6962764B2 (en) * | 2003-08-19 | 2005-11-08 | Xerox Corporation | Toner fabrication process |
| US7238456B2 (en) * | 2004-11-30 | 2007-07-03 | Xerox Corporation | Silicon-containing layers for electrophotographic photoreceptors and methods for making the same |
| US7795462B2 (en) * | 2005-01-13 | 2010-09-14 | Xerox Corporation | Crosslinked siloxane outmost layer having aromatic silicon-containing compounds for photoreceptors |
-
2005
- 2005-08-08 US US11/198,283 patent/US7452646B2/en active Active
-
2006
- 2006-08-01 CA CA2555150A patent/CA2555150C/en not_active Expired - Fee Related
-
2008
- 2008-09-02 US US12/202,794 patent/US7588875B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US20070031749A1 (en) | 2007-02-08 |
| US7588875B2 (en) | 2009-09-15 |
| CA2555150C (en) | 2010-10-12 |
| US7452646B2 (en) | 2008-11-18 |
| US20080318145A1 (en) | 2008-12-25 |
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| EEER | Examination request | ||
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