DE3000900C2 - - Google Patents
Info
- Publication number
- DE3000900C2 DE3000900C2 DE3000900A DE3000900A DE3000900C2 DE 3000900 C2 DE3000900 C2 DE 3000900C2 DE 3000900 A DE3000900 A DE 3000900A DE 3000900 A DE3000900 A DE 3000900A DE 3000900 C2 DE3000900 C2 DE 3000900C2
- Authority
- DE
- Germany
- Prior art keywords
- developer
- magnetic
- dielectric constant
- toner particles
- sample
- 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
- 239000002245 particle Substances 0.000 claims description 37
- 239000011230 binding agent Substances 0.000 claims description 16
- 239000000696 magnetic material Substances 0.000 claims description 16
- 238000011161 development Methods 0.000 claims description 8
- 239000008240 homogeneous mixture Substances 0.000 claims description 6
- 239000002131 composite material Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 19
- 229920005989 resin Polymers 0.000 description 18
- 239000011347 resin Substances 0.000 description 18
- 238000002156 mixing Methods 0.000 description 15
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 14
- 239000000203 mixture Substances 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 13
- 239000002904 solvent Substances 0.000 description 11
- 239000000178 monomer Substances 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 229920000178 Acrylic resin Polymers 0.000 description 8
- 239000004925 Acrylic resin Substances 0.000 description 8
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 229920005992 thermoplastic resin Polymers 0.000 description 6
- 239000000975 dye Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000004952 Polyamide Substances 0.000 description 4
- 239000004793 Polystyrene Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 229920000728 polyester Polymers 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000001993 wax Substances 0.000 description 3
- SOGAXMICEFXMKE-UHFFFAOYSA-N Butylmethacrylate Chemical compound CCCCOC(=O)C(C)=C SOGAXMICEFXMKE-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011362 coarse particle Substances 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- NNGHIEIYUJKFQS-UHFFFAOYSA-L hydroxy(oxo)iron;zinc Chemical compound [Zn].O[Fe]=O.O[Fe]=O NNGHIEIYUJKFQS-UHFFFAOYSA-L 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- PLDDOISOJJCEMH-UHFFFAOYSA-N neodymium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Nd+3].[Nd+3] PLDDOISOJJCEMH-UHFFFAOYSA-N 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 229920006122 polyamide resin Polymers 0.000 description 2
- 229920001225 polyester resin Polymers 0.000 description 2
- 239000004645 polyester resin Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
- GBPWTMZRCAESKB-UHFFFAOYSA-N 2-amino-n,n-dipropylacetamide;hydrochloride Chemical compound Cl.CCCN(CCC)C(=O)CN GBPWTMZRCAESKB-UHFFFAOYSA-N 0.000 description 1
- WDQMWEYDKDCEHT-UHFFFAOYSA-N 2-ethylhexyl 2-methylprop-2-enoate Chemical compound CCCCC(CC)COC(=O)C(C)=C WDQMWEYDKDCEHT-UHFFFAOYSA-N 0.000 description 1
- KGIGUEBEKRSTEW-UHFFFAOYSA-N 2-vinylpyridine Chemical compound C=CC1=CC=CC=N1 KGIGUEBEKRSTEW-UHFFFAOYSA-N 0.000 description 1
- OTKLRHWBZHQJOP-UHFFFAOYSA-N 3-aminopropyl prop-2-enoate Chemical compound NCCCOC(=O)C=C OTKLRHWBZHQJOP-UHFFFAOYSA-N 0.000 description 1
- QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical compound OCCCOC(=O)C=C QZPSOSOOLFHYRR-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
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910002608 Gd3Fe5O12 Inorganic materials 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- 229910002321 LaFeO3 Inorganic materials 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229910003264 NiFe2O4 Inorganic materials 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
- YCUVUDODLRLVIC-UHFFFAOYSA-N Sudan black B Chemical compound C1=CC(=C23)NC(C)(C)NC2=CC=CC3=C1N=NC(C1=CC=CC=C11)=CC=C1N=NC1=CC=CC=C1 YCUVUDODLRLVIC-UHFFFAOYSA-N 0.000 description 1
- 229910009493 Y3Fe5O12 Inorganic materials 0.000 description 1
- 229910001308 Zinc ferrite Inorganic materials 0.000 description 1
- NEKNPTMOEUCRLW-UHFFFAOYSA-N [O-2].[Fe+2].[Gd+3] Chemical compound [O-2].[Fe+2].[Gd+3] NEKNPTMOEUCRLW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- 239000012164 animal wax Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- HPYIMVBXZPJVBV-UHFFFAOYSA-N barium(2+);iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Fe+3].[Ba+2] HPYIMVBXZPJVBV-UHFFFAOYSA-N 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- BAXLMRUQFAMMQC-UHFFFAOYSA-N cadmium(2+) iron(2+) oxygen(2-) Chemical compound [Cd+2].[O-2].[Fe+2].[O-2] BAXLMRUQFAMMQC-UHFFFAOYSA-N 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229920006026 co-polymeric resin Polymers 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- GRLMDYKYQBNMID-UHFFFAOYSA-N copper iron(3+) oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Fe+3].[Fe+3].[Cu+2] GRLMDYKYQBNMID-UHFFFAOYSA-N 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- XPNLOZNCOBKRNJ-UHFFFAOYSA-N ethyl prop-2-enoate;methyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C=C.COC(=O)C(C)=C XPNLOZNCOBKRNJ-UHFFFAOYSA-N 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- DMTIXTXDJGWVCO-UHFFFAOYSA-N iron(2+) nickel(2+) oxygen(2-) Chemical compound [O--].[O--].[Fe++].[Ni++] DMTIXTXDJGWVCO-UHFFFAOYSA-N 0.000 description 1
- ADCBYGNHJOLWLB-UHFFFAOYSA-N iron(2+) oxygen(2-) yttrium(3+) Chemical compound [Y+3].[O-2].[Fe+2] ADCBYGNHJOLWLB-UHFFFAOYSA-N 0.000 description 1
- CUSDLVIPMHDAFT-UHFFFAOYSA-N iron(3+);manganese(2+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Mn+2].[Fe+3].[Fe+3] CUSDLVIPMHDAFT-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- ZTERWYZERRBKHF-UHFFFAOYSA-N magnesium iron(2+) oxygen(2-) Chemical compound [Mg+2].[O-2].[Fe+2].[O-2] ZTERWYZERRBKHF-UHFFFAOYSA-N 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000025 natural resin Substances 0.000 description 1
- NQNBVCBUOCNRFZ-UHFFFAOYSA-N nickel ferrite Chemical compound [Ni]=O.O=[Fe]O[Fe]=O NQNBVCBUOCNRFZ-UHFFFAOYSA-N 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000013034 phenoxy resin Substances 0.000 description 1
- 229920006287 phenoxy resin Polymers 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002959 polymer blend Polymers 0.000 description 1
- 229920005672 polyolefin resin Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229920002102 polyvinyl toluene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 229920003048 styrene butadiene rubber 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
- 239000012178 vegetable wax Substances 0.000 description 1
- 229920006163 vinyl copolymer Polymers 0.000 description 1
- 229910006297 γ-Fe2O3 Inorganic materials 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
- G03G9/083—Magnetic toner 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
- G03G9/09—Colouring agents for toner particles
- G03G9/0906—Organic dyes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP101379A JPS5595954A (en) | 1979-01-11 | 1979-01-11 | Composite magnetic developer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3000900A1 DE3000900A1 (de) | 1980-07-24 |
DE3000900C2 true DE3000900C2 (en, 2012) | 1991-06-27 |
Family
ID=11489684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19803000900 Granted DE3000900A1 (de) | 1979-01-11 | 1980-01-11 | Zusammengesetzter magnetischer entwickler |
Country Status (5)
Country | Link |
---|---|
US (1) | US4287282A (en, 2012) |
JP (1) | JPS5595954A (en, 2012) |
DE (1) | DE3000900A1 (en, 2012) |
FR (1) | FR2446508B1 (en, 2012) |
GB (1) | GB2043932B (en, 2012) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2088076A (en) * | 1980-10-13 | 1982-06-03 | Ricoh Kk | Electrophotographic Developing and Transfer Process |
US4414321A (en) * | 1980-11-27 | 1983-11-08 | Mita Industrial Co. Ltd. | Dry composite blended magnetic developer of resin encapsulated fine magnetite and resin encapsulated coarse magnetite |
JPS58105163A (ja) * | 1981-12-17 | 1983-06-22 | Matsushita Electric Ind Co Ltd | 乾式現像剤 |
JPS5994763A (ja) * | 1982-11-22 | 1984-05-31 | Mita Ind Co Ltd | 磁気ブラシ現像用二成分系現像剤 |
JPS59100451A (ja) * | 1982-11-30 | 1984-06-09 | Mita Ind Co Ltd | 一成分系赤色磁性現像剤 |
JPS60459A (ja) * | 1983-06-17 | 1985-01-05 | Tomoegawa Paper Co Ltd | 静電潜像現像方法 |
US4859550A (en) * | 1988-09-02 | 1989-08-22 | Xerox Corporation | Smear resistant magnetic image character recognition processes |
US5663027A (en) | 1989-12-28 | 1997-09-02 | Minolta Camera Kabushiki Kaisha | Two-component developer comprising specific magnetic toner and specific magnetic carrier |
US5494768A (en) * | 1992-10-01 | 1996-02-27 | Nashua Corporation | Toner composition containing ethylene bisamide compounds |
JPH07168397A (ja) * | 1993-12-13 | 1995-07-04 | Tomoegawa Paper Co Ltd | トナー用樹脂組成物およびそれを用いた電子写真用トナー |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2538112A1 (de) * | 1974-08-28 | 1976-03-18 | Konishiroku Photo Ind | Verfahren und vorrichtung zum entwickeln von latenten elektrostatischen bildern |
JPS5333152A (en) * | 1976-09-08 | 1978-03-28 | Matsushita Electric Ind Co Ltd | Dry developer agent |
DE2758726A1 (de) * | 1976-12-29 | 1978-07-13 | Minolta Camera Kk | Trockenentwicklungsverfahren und vorrichtung zur durchfuehrung des verfahrens |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3124457A (en) * | 1962-04-02 | 1964-03-10 | Charge | |
US3349703A (en) * | 1967-04-24 | 1967-10-31 | Interchem Corp | Electrostatic printing with two groups of particles of same composition and different size |
JPS52145225A (en) * | 1976-05-28 | 1977-12-03 | Ricoh Co Ltd | Dry type developing powder |
DE2723668C3 (de) * | 1976-05-28 | 1985-06-27 | Ricoh Co., Ltd., Tokio/Tokyo | Elektrostatographischer Trockenentwickler |
US4142981A (en) * | 1977-07-05 | 1979-03-06 | Xerox Corporation | Toner combination for carrierless development |
JPS5445135A (en) * | 1977-09-16 | 1979-04-10 | Minolta Camera Co Ltd | Dry type developer for electrography |
JPS5811621B2 (ja) * | 1978-03-09 | 1983-03-03 | ミノルタ株式会社 | 複写方法 |
JPS54123956A (en) * | 1978-03-17 | 1979-09-26 | Minolta Camera Co Ltd | Dry type developer |
-
1979
- 1979-01-11 JP JP101379A patent/JPS5595954A/ja active Granted
-
1980
- 1980-01-10 US US06/110,821 patent/US4287282A/en not_active Expired - Lifetime
- 1980-01-10 GB GB8000860A patent/GB2043932B/en not_active Expired
- 1980-01-11 DE DE19803000900 patent/DE3000900A1/de active Granted
- 1980-01-11 FR FR8000625A patent/FR2446508B1/fr not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2538112A1 (de) * | 1974-08-28 | 1976-03-18 | Konishiroku Photo Ind | Verfahren und vorrichtung zum entwickeln von latenten elektrostatischen bildern |
JPS5333152A (en) * | 1976-09-08 | 1978-03-28 | Matsushita Electric Ind Co Ltd | Dry developer agent |
DE2758726A1 (de) * | 1976-12-29 | 1978-07-13 | Minolta Camera Kk | Trockenentwicklungsverfahren und vorrichtung zur durchfuehrung des verfahrens |
Also Published As
Publication number | Publication date |
---|---|
JPH0232622B2 (en, 2012) | 1990-07-23 |
FR2446508B1 (fr) | 1985-08-23 |
US4287282A (en) | 1981-09-01 |
FR2446508A1 (fr) | 1980-08-08 |
JPS5595954A (en) | 1980-07-21 |
GB2043932B (en) | 1982-10-27 |
GB2043932A (en) | 1980-10-08 |
DE3000900A1 (de) | 1980-07-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2947961C2 (de) | Magnetischer Einkomponentenentwickler für die Elektrophotographie | |
DE2538112C2 (de) | Toner, Verfahren und Vorrichtung zum Entwickeln eines latenten elektrostatischen Bildes | |
DE2815093C2 (en, 2012) | ||
DE3027121A1 (de) | Verfahren zum fixieren mittels einer schmelzwalze | |
DE69729500T2 (de) | Träger für Entwickler von elektrostatischen latenten Bildern, Methode zur Herstellung derselben, Entwickler von elektrostatischen Bildern und Bildherstellungsverfahren | |
DE68916666T2 (de) | Magnetischer Toner. | |
DE2834309C2 (en, 2012) | ||
DE1937651A1 (de) | Photographische Entwicklerteilchen | |
DE2909357A1 (de) | Entwickler fuer die elektrophotographie und verfahren zu seiner herstellung | |
DE2947962C2 (en, 2012) | ||
DE3101189C2 (de) | Magnetischer Entwickler vom Einkomponententyp zur Entwicklung und Übertragung von positiv geladenen Bildern | |
DE3208635C2 (de) | Elektrofotografischer Entwickler und Verfahren zu seiner Herstellung | |
DE3315005C2 (en, 2012) | ||
DE3004152C2 (en, 2012) | ||
DE3000900C2 (en, 2012) | ||
DE2725963A1 (de) | Entwickler fuer latente elektrostatische bilder sowie ein verfahren zu dessen herstellung | |
DE2635091A1 (de) | Trockenentwicklerpulver fuer elektrographie und elektrophotographie | |
DE3051020C2 (en, 2012) | ||
DE3142974C2 (en, 2012) | ||
DE3148989C2 (de) | Verfahren für die elektrophotographische Vervielfältigung | |
DE3049383C2 (en, 2012) | ||
DE3048407C2 (en, 2012) | ||
DE69026424T2 (de) | Magnetischer Toner für die Entwicklung elektronischer Bilder | |
DE2606936B2 (de) | Kugelförmige Toner-Teilchen für elektrostatographische Entwickler | |
DE69016316T2 (de) | Toner für Elektrophotographie und Verfahren zu dessen Herstellung. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8128 | New person/name/address of the agent |
Representative=s name: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., 8000 MUENCHEN |
|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |