FR2535478A1 - Poudres de marquage magnetiques, et procede de fabrication - Google Patents
Poudres de marquage magnetiques, et procede de fabrication Download PDFInfo
- Publication number
- FR2535478A1 FR2535478A1 FR8314192A FR8314192A FR2535478A1 FR 2535478 A1 FR2535478 A1 FR 2535478A1 FR 8314192 A FR8314192 A FR 8314192A FR 8314192 A FR8314192 A FR 8314192A FR 2535478 A1 FR2535478 A1 FR 2535478A1
- Authority
- FR
- France
- Prior art keywords
- particles
- magnetic
- color
- marking powder
- marking
- 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
- 239000000843 powder Substances 0.000 title claims abstract description 61
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 239000006249 magnetic particle Substances 0.000 claims abstract description 28
- 239000002245 particle Substances 0.000 claims abstract description 27
- 239000000696 magnetic material Substances 0.000 claims abstract description 26
- 239000011230 binding agent Substances 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000000049 pigment Substances 0.000 claims abstract description 13
- 230000008569 process Effects 0.000 claims abstract description 7
- 239000000975 dye Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 16
- 238000004040 coloring Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 claims description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 6
- 239000000981 basic dye Substances 0.000 claims description 6
- 229920005787 opaque polymer Polymers 0.000 claims description 4
- 150000001768 cations Chemical class 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000011236 particulate material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 239000000725 suspension Substances 0.000 claims description 3
- 239000008199 coating composition Substances 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 206010018691 Granuloma Diseases 0.000 claims 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- IWVKTOUOPHGZRX-UHFFFAOYSA-M methyl 2-methylprop-2-enoate;2-methylprop-2-enoate Chemical group CC(=C)C([O-])=O.COC(=O)C(C)=C IWVKTOUOPHGZRX-UHFFFAOYSA-M 0.000 claims 1
- 238000009987 spinning Methods 0.000 claims 1
- 239000003086 colorant Substances 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 21
- 239000006185 dispersion Substances 0.000 description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 12
- 239000000126 substance Substances 0.000 description 8
- 239000000470 constituent Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 241000238876 Acari Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000000873 masking effect Effects 0.000 description 4
- 239000004408 titanium dioxide Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 125000002091 cationic group Chemical group 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 239000000980 acid dye Substances 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- SQAINHDHICKHLX-UHFFFAOYSA-N 1-naphthaldehyde Chemical compound C1=CC=C2C(C=O)=CC=CC2=C1 SQAINHDHICKHLX-UHFFFAOYSA-N 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- BAPJBEWLBFYGME-UHFFFAOYSA-N acrylic acid methyl ester Natural products COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000005233 alkylalcohol group Chemical group 0.000 description 1
- RREGISFBPQOLTM-UHFFFAOYSA-N alumane;trihydrate Chemical compound O.O.O.[AlH3] RREGISFBPQOLTM-UHFFFAOYSA-N 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229940090961 chromium dioxide Drugs 0.000 description 1
- IAQWMWUKBQPOIY-UHFFFAOYSA-N chromium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Cr+4] IAQWMWUKBQPOIY-UHFFFAOYSA-N 0.000 description 1
- AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium(IV) oxide Inorganic materials O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229940087654 iron carbonyl Drugs 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229940107698 malachite green Drugs 0.000 description 1
- FDZZZRQASAIRJF-UHFFFAOYSA-M malachite green Chemical compound [Cl-].C1=CC(N(C)C)=CC=C1C(C=1C=CC=CC=1)=C1C=CC(=[N+](C)C)C=C1 FDZZZRQASAIRJF-UHFFFAOYSA-M 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- NWKBFCIAPOSTKG-UHFFFAOYSA-M trimethyl-[3-[(3-methyl-5-oxo-1-phenyl-4h-pyrazol-4-yl)diazenyl]phenyl]azanium;chloride Chemical compound [Cl-].CC1=NN(C=2C=CC=CC=2)C(=O)C1N=NC1=CC=CC([N+](C)(C)C)=C1 NWKBFCIAPOSTKG-UHFFFAOYSA-M 0.000 description 1
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
- G03G9/0802—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
- G03G9/0802—Preparation methods
-
- 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
- G03G9/083—Magnetic toner particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
- Y10T428/2991—Coated
- Y10T428/2998—Coated including synthetic resin or polymer
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Developing Agents For Electrophotography (AREA)
- Paints Or Removers (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/438,284 US4486523A (en) | 1982-11-01 | 1982-11-01 | Magnetic toner particles coated with opaque polymer particles to obscure color thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2535478A1 true FR2535478A1 (fr) | 1984-05-04 |
| FR2535478B1 FR2535478B1 (enExample) | 1985-05-03 |
Family
ID=23740029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8314192A Granted FR2535478A1 (fr) | 1982-11-01 | 1983-09-06 | Poudres de marquage magnetiques, et procede de fabrication |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4486523A (enExample) |
| JP (1) | JPS5984259A (enExample) |
| AU (1) | AU562955B2 (enExample) |
| BE (1) | BE897918A (enExample) |
| CA (1) | CA1204146A (enExample) |
| DE (1) | DE3329263C2 (enExample) |
| FR (1) | FR2535478A1 (enExample) |
| GB (1) | GB2129951B (enExample) |
| LU (1) | LU84972A1 (enExample) |
| NL (1) | NL183549C (enExample) |
| SE (1) | SE454469B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0187434A3 (en) * | 1984-12-27 | 1987-09-02 | Toda Kogyo Corp | Spherical magnetite particles |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8400638A (nl) * | 1984-02-29 | 1985-09-16 | Oce Nederland Bv | Gekleurd, magnetisch aantrekbaar tonerpoeder. |
| US5021315A (en) * | 1989-06-07 | 1991-06-04 | Olin Hunt Sub I Corp. | Method for making magnetic particles having improved conductivity and their use in electrostatographic printing applications |
| WO1990015364A1 (en) * | 1989-06-07 | 1990-12-13 | Olin Hunt Specialty Products Inc. | Method for making colored magnetic particles and their use in electrostatographic toner compositions |
| US5071724A (en) * | 1989-06-07 | 1991-12-10 | Olin Hunt Sub I Corp. | Method for making colored magnetic particles and their use in electrostatographic toner compositions |
| AU6352690A (en) * | 1989-09-25 | 1991-04-18 | Olin Hunt Specialty Products Inc. | Process for electrostatographically or magnetographically developing a composite colored image |
| US5902453A (en) * | 1995-09-29 | 1999-05-11 | Mohawk Paper Mills, Inc. | Text and cover printing paper and process for making the same |
| JP2004258512A (ja) * | 2003-02-27 | 2004-09-16 | Fuji Xerox Co Ltd | 画像形成装置 |
| US7029773B2 (en) * | 2003-10-10 | 2006-04-18 | Seagate Technology Llc | Method and system for magnetic recording using self-organized magnetic nanoparticles |
| KR20150065903A (ko) | 2007-06-05 | 2015-06-15 | 뱅크 오브 캐나다 | 잉크 또는 토너 조성물, 사용 방법 및 이로부터 유래된 제품 |
| DE102008014690A1 (de) * | 2008-03-18 | 2009-09-24 | Conti Temic Microelectronic Gmbh | Verfahren zur Herstellung von Schaltungsträgern |
| EP3703824A1 (en) | 2017-10-31 | 2020-09-09 | Rohm and Haas Company | Multistage colored polymer particle and skin care formulations comprising same |
| JP7175796B2 (ja) | 2019-02-26 | 2022-11-21 | 本田技研工業株式会社 | 車両制御装置、車両制御方法、およびプログラム |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1540694A (fr) * | 1966-10-11 | 1968-09-27 | Rank Xerox Ltd | Véhicule pour des mélanges révélateurs électrostatographiques |
| US3507686A (en) * | 1967-06-23 | 1970-04-21 | Xerox Corp | Method of coating carrier beads |
| US3916065A (en) * | 1972-12-18 | 1975-10-28 | Xerox Corp | Electrostatographic carrier particles |
| US4105572A (en) * | 1976-03-31 | 1978-08-08 | E. I. Du Pont De Nemours And Company | Ferromagnetic toner containing water-soluble or water-solubilizable resin(s) |
| DE2849644A1 (de) * | 1978-11-16 | 1980-06-04 | Renker Gmbh | Herstellung von magnetischem einkomponenten-trockentoner |
| EP0075346A1 (en) * | 1981-09-18 | 1983-03-30 | Océ-Nederland B.V. | Coloured toner powder, a process for its preparation, and a process for the development of images with such powder |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2890968A (en) * | 1955-06-02 | 1959-06-16 | Rca Corp | Electrostatic printing process and developer composition therefor |
| US3484262A (en) * | 1966-02-08 | 1969-12-16 | Cosden Oil & Chem Co | Polymer pigmentation |
| US3520811A (en) * | 1967-11-13 | 1970-07-21 | Du Pont | Coated magnetic agglomerates containing chromium dioxide |
| US3816169A (en) * | 1969-04-29 | 1974-06-11 | Champion Int Corp | Fibrous and non-fibrous substrates coated with microcapsular pacifier system and the production of such coated substrates |
| US3824601A (en) * | 1972-03-28 | 1974-07-16 | Bell & Howell Co | Multi-color magnetic image recording and media |
| CA986770A (en) * | 1972-04-10 | 1976-04-06 | Jack C. Goldfrank | Pressure fixable magnetic toners |
| JPS54114246A (en) * | 1978-02-24 | 1979-09-06 | Minolta Camera Co Ltd | Magnetic toner |
| US4259426A (en) * | 1978-03-06 | 1981-03-31 | Canon Kabushiki Kaisha | Pressure fixable microcapsule toner and electrostatic image developing method |
| GB2031601B (en) * | 1978-07-18 | 1982-09-15 | Canon Kk | Pressure fixable electrostatographic capsule toner |
| JPS5564251A (en) * | 1978-11-09 | 1980-05-14 | Canon Inc | Pressur-fixable capsule toner |
-
1982
- 1982-11-01 US US06/438,284 patent/US4486523A/en not_active Expired - Fee Related
-
1983
- 1983-06-13 CA CA000430261A patent/CA1204146A/en not_active Expired
- 1983-06-29 AU AU16370/83A patent/AU562955B2/en not_active Ceased
- 1983-08-12 DE DE3329263A patent/DE3329263C2/de not_active Expired
- 1983-08-18 LU LU84972A patent/LU84972A1/de unknown
- 1983-09-06 JP JP58162684A patent/JPS5984259A/ja active Granted
- 1983-09-06 FR FR8314192A patent/FR2535478A1/fr active Granted
- 1983-09-29 NL NLAANVRAGE8303325,A patent/NL183549C/xx not_active IP Right Cessation
- 1983-09-30 SE SE8305346A patent/SE454469B/sv not_active IP Right Cessation
- 1983-10-05 BE BE0/211649A patent/BE897918A/fr not_active IP Right Cessation
- 1983-10-31 GB GB08329046A patent/GB2129951B/en not_active Expired
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1540694A (fr) * | 1966-10-11 | 1968-09-27 | Rank Xerox Ltd | Véhicule pour des mélanges révélateurs électrostatographiques |
| US3507686A (en) * | 1967-06-23 | 1970-04-21 | Xerox Corp | Method of coating carrier beads |
| US3916065A (en) * | 1972-12-18 | 1975-10-28 | Xerox Corp | Electrostatographic carrier particles |
| US4105572A (en) * | 1976-03-31 | 1978-08-08 | E. I. Du Pont De Nemours And Company | Ferromagnetic toner containing water-soluble or water-solubilizable resin(s) |
| DE2849644A1 (de) * | 1978-11-16 | 1980-06-04 | Renker Gmbh | Herstellung von magnetischem einkomponenten-trockentoner |
| EP0075346A1 (en) * | 1981-09-18 | 1983-03-30 | Océ-Nederland B.V. | Coloured toner powder, a process for its preparation, and a process for the development of images with such powder |
Non-Patent Citations (2)
| Title |
|---|
| JAPANESE PATENTS GAZETTE, partie 1, Chimie, Section G, 14 juillet 1976, résumé no. 42671X/23, Londres (GB) * |
| JAPANESE PATENTS GAZETTE, partie 1, Chimie, Section G, 30 juin 1976, semaine X21, résumé no. 39191X/21, Londres (GB) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0187434A3 (en) * | 1984-12-27 | 1987-09-02 | Toda Kogyo Corp | Spherical magnetite particles |
Also Published As
| Publication number | Publication date |
|---|---|
| NL8303325A (nl) | 1984-06-01 |
| JPS6362738B2 (enExample) | 1988-12-05 |
| JPS5984259A (ja) | 1984-05-15 |
| AU1637083A (en) | 1984-05-10 |
| US4486523A (en) | 1984-12-04 |
| GB8329046D0 (en) | 1983-11-30 |
| LU84972A1 (de) | 1983-12-28 |
| BE897918A (fr) | 1984-01-30 |
| GB2129951B (en) | 1986-05-08 |
| AU562955B2 (en) | 1987-06-25 |
| SE8305346L (sv) | 1984-05-02 |
| GB2129951A (en) | 1984-05-23 |
| SE8305346D0 (sv) | 1983-09-30 |
| FR2535478B1 (enExample) | 1985-05-03 |
| NL183549C (nl) | 1988-11-16 |
| NL183549B (nl) | 1988-06-16 |
| SE454469B (sv) | 1988-05-02 |
| DE3329263C2 (de) | 1986-05-07 |
| CA1204146A (en) | 1986-05-06 |
| DE3329263A1 (de) | 1984-05-03 |
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