CA1082025A - Coated carrier particles with magnitude of triboelectric charge controlled and method of making same - Google Patents
Coated carrier particles with magnitude of triboelectric charge controlled and method of making sameInfo
- Publication number
- CA1082025A CA1082025A CA145,129A CA145129A CA1082025A CA 1082025 A CA1082025 A CA 1082025A CA 145129 A CA145129 A CA 145129A CA 1082025 A CA1082025 A CA 1082025A
- Authority
- CA
- Canada
- Prior art keywords
- carrier
- coating
- core
- particles
- toner
- 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
Links
- 239000002245 particle Substances 0.000 title claims abstract description 62
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 6
- 239000000463 material Substances 0.000 claims abstract description 37
- 239000004698 Polyethylene Substances 0.000 claims abstract description 34
- -1 polyethylene Polymers 0.000 claims abstract description 34
- 229920000573 polyethylene Polymers 0.000 claims abstract description 34
- 229920000554 ionomer Polymers 0.000 claims abstract description 28
- 238000000576 coating method Methods 0.000 claims description 75
- 239000011248 coating agent Substances 0.000 claims description 73
- 239000011162 core material Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 21
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 239000006185 dispersion Substances 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 12
- 239000012876 carrier material Substances 0.000 claims description 11
- 230000005291 magnetic effect Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 239000002344 surface layer Substances 0.000 claims 5
- 239000010410 layer Substances 0.000 claims 2
- 239000007771 core particle Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 12
- 238000005299 abrasion Methods 0.000 description 10
- 229920003345 Elvax® Polymers 0.000 description 9
- 239000000969 carrier Substances 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000021523 carboxylation Effects 0.000 description 3
- 238000006473 carboxylation reaction Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004901 spalling Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- OHVLMTFVQDZYHP-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CN1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O OHVLMTFVQDZYHP-UHFFFAOYSA-N 0.000 description 1
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- LDXJRKWFNNFDSA-UHFFFAOYSA-N 2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound C1CN(CC2=NNN=C21)CC(=O)N3CCN(CC3)C4=CN=C(N=C4)NCC5=CC(=CC=C5)OC(F)(F)F LDXJRKWFNNFDSA-UHFFFAOYSA-N 0.000 description 1
- PMYDPQQPEAYXKD-UHFFFAOYSA-N 3-hydroxy-n-naphthalen-2-ylnaphthalene-2-carboxamide Chemical compound C1=CC=CC2=CC(NC(=O)C3=CC4=CC=CC=C4C=C3O)=CC=C21 PMYDPQQPEAYXKD-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- GOECOOJIPSGIIV-UHFFFAOYSA-N copper iron nickel Chemical compound [Fe].[Ni].[Cu] GOECOOJIPSGIIV-UHFFFAOYSA-N 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008570 general process Effects 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229920001897 terpolymer Polymers 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 229920002554 vinyl polymer Polymers 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
- G03G9/10—Developers with toner particles characterised by carrier particles
- G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
- G03G9/1132—Macromolecular components of coatings
- G03G9/1133—Macromolecular components of coatings obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15606071A | 1971-06-23 | 1971-06-23 | |
| US156,060 | 1971-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1082025A true CA1082025A (en) | 1980-07-22 |
Family
ID=22557934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA145,129A Expired CA1082025A (en) | 1971-06-23 | 1972-06-20 | Coated carrier particles with magnitude of triboelectric charge controlled and method of making same |
Country Status (11)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3873355A (en) * | 1971-01-28 | 1975-03-25 | Ibm | Coated carrier particles |
| US3873356A (en) * | 1971-01-28 | 1975-03-25 | Ibm | Method of manufacturing electrophotographic carriers |
| US3898170A (en) * | 1972-03-21 | 1975-08-05 | Eastman Kodak Co | Electrographic carrier vehicle and developer composition |
| US4055684A (en) * | 1974-12-02 | 1977-10-25 | Addressograph Multigraph Corporation | Coated carrier particles for use in electrophotographic process |
| US3970571A (en) * | 1974-12-20 | 1976-07-20 | Eastman Kodak Company | Method for producing improved electrographic developer |
| US4287287A (en) * | 1980-01-28 | 1981-09-01 | Xerox Corporation | Electrostatographic carrier coated with thixotropic compositions |
| JPS5840557A (ja) * | 1981-09-03 | 1983-03-09 | Canon Inc | 電子写真用現像剤 |
| JPH0820764B2 (ja) * | 1987-01-16 | 1996-03-04 | 東洋インキ製造株式会社 | 電子写真用トナー |
| WO1993004408A1 (en) * | 1991-08-16 | 1993-03-04 | Eastman Kodak Company | Ferrite green beads and method of producing carrier particles |
-
1971
- 1971-06-23 US US00156060A patent/US3725118A/en not_active Expired - Lifetime
-
1972
- 1972-01-01 AR AR242617A patent/AR207312A1/es active
- 1972-03-24 IT IT22325/72A patent/IT950713B/it active
- 1972-05-30 NL NLAANVRAGE7207277,A patent/NL169375C/xx not_active IP Right Cessation
- 1972-06-01 FR FR7220522A patent/FR2143691B1/fr not_active Expired
- 1972-06-06 JP JP47055698A patent/JPS5037546B1/ja active Pending
- 1972-06-09 BE BE784671A patent/BE784671A/xx not_active IP Right Cessation
- 1972-06-12 GB GB2730272A patent/GB1389744A/en not_active Expired
- 1972-06-14 CH CH887972A patent/CH561919A5/xx not_active IP Right Cessation
- 1972-06-20 CA CA145,129A patent/CA1082025A/en not_active Expired
- 1972-06-23 BR BR4133/72A patent/BR7204133D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE784671A (fr) | 1972-10-02 |
| NL7207277A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-12-28 |
| US3725118A (en) | 1973-04-03 |
| DE2226478A1 (de) | 1972-12-28 |
| CH561919A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-15 |
| BR7204133D0 (pt) | 1973-05-31 |
| AR207312A1 (es) | 1976-09-30 |
| NL169375C (nl) | 1982-07-01 |
| IT950713B (it) | 1973-06-20 |
| FR2143691B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-03-28 |
| JPS5037546B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-12-03 |
| NL169375B (nl) | 1982-02-01 |
| FR2143691A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-02-09 |
| DE2226478B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-07-10 |
| GB1389744A (en) | 1975-04-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |