CA1114220A - Supports magnetiques a faible densite - Google Patents

Supports magnetiques a faible densite

Info

Publication number: CA1114220A
Authority: CA; Canada
Prior art keywords: magnetically; low density; electrostatographic; carrier particle; magnetic
Prior art date: 1976-09-10
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

Application number

CA286,298A

Other languages

English (en)

Inventor

Ronald F. Ziolo

Richard B. Lewis

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Xerox Corp

Original Assignee

Xerox Corp

Priority date (The priority date 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 date listed.)

1976-09-10

Filing date

1977-09-08

Publication date

1981-12-15

1976-09-10 Priority claimed from US05/722,234 external-priority patent/US4267247A/en

1976-09-10 Priority claimed from US05/722,172 external-priority patent/US4264648A/en

1977-09-08 Application filed by Xerox Corp filed Critical Xerox Corp

1981-12-15 Application granted granted Critical

1981-12-15 Publication of CA1114220A publication Critical patent/CA1114220A/fr

Status Expired legal-status Critical Current

Links

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231100000614 poison Toxicity 0.000 description 1
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229920000052 poly(p-xylylene) Polymers 0.000 description 1
229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
229920002239 polyacrylonitrile Polymers 0.000 description 1
229920002647 polyamide Polymers 0.000 description 1
239000004417 polycarbonate Substances 0.000 description 1
229920000515 polycarbonate Polymers 0.000 description 1
239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920013716 polyethylene resin Polymers 0.000 description 1
229920000139 polyethylene terephthalate Polymers 0.000 description 1
239000005020 polyethylene terephthalate Substances 0.000 description 1
229920001195 polyisoprene Polymers 0.000 description 1
229920000642 polymer Polymers 0.000 description 1
ODGAOXROABLFNM-UHFFFAOYSA-N polynoxylin Chemical compound O=C.NC(N)=O ODGAOXROABLFNM-UHFFFAOYSA-N 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
229920002223 polystyrene Polymers 0.000 description 1
229920005990 polystyrene resin Polymers 0.000 description 1
239000005077 polysulfide Substances 0.000 description 1
229920001021 polysulfide Polymers 0.000 description 1
150000008117 polysulfides Polymers 0.000 description 1
229920001343 polytetrafluoroethylene Polymers 0.000 description 1
239000004810 polytetrafluoroethylene Substances 0.000 description 1
229920002635 polyurethane Polymers 0.000 description 1
239000004814 polyurethane Substances 0.000 description 1
229920002689 polyvinyl acetate Polymers 0.000 description 1
239000011118 polyvinyl acetate Substances 0.000 description 1
229920002451 polyvinyl alcohol Polymers 0.000 description 1
239000004800 polyvinyl chloride Substances 0.000 description 1
229920000915 polyvinyl chloride Polymers 0.000 description 1
229920001289 polyvinyl ether Polymers 0.000 description 1
229920002620 polyvinyl fluoride Polymers 0.000 description 1
229920006215 polyvinyl ketone Polymers 0.000 description 1
229920002981 polyvinylidene fluoride Polymers 0.000 description 1
239000012256 powdered iron Substances 0.000 description 1
230000002028 premature Effects 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
229940051201 quinoline yellow Drugs 0.000 description 1
IZMJMCDDWKSTTK-UHFFFAOYSA-N quinoline yellow Chemical compound C1=CC=CC2=NC(C3C(C4=CC=CC=C4C3=O)=O)=CC=C21 IZMJMCDDWKSTTK-UHFFFAOYSA-N 0.000 description 1
235000012752 quinoline yellow Nutrition 0.000 description 1
239000004172 quinoline yellow Substances 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
230000035484 reaction time Effects 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000011160 research Methods 0.000 description 1
239000012260 resinous material Substances 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
238000005096 rolling process Methods 0.000 description 1
229910052711 selenium Inorganic materials 0.000 description 1
239000011669 selenium Substances 0.000 description 1
230000035945 sensitivity Effects 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
235000012239 silicon dioxide Nutrition 0.000 description 1
239000011734 sodium Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000012798 spherical particle Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
229910052682 stishovite Inorganic materials 0.000 description 1
238000003860 storage Methods 0.000 description 1
230000002311 subsequent effect Effects 0.000 description 1
QXKXDIKCIPXUPL-UHFFFAOYSA-N sulfanylidenemercury Chemical compound [Hg]=S QXKXDIKCIPXUPL-UHFFFAOYSA-N 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
239000000725 suspension Substances 0.000 description 1
229920001897 terpolymer Polymers 0.000 description 1
229920001187 thermosetting polymer Polymers 0.000 description 1
150000003623 transition metal compounds Chemical class 0.000 description 1
229910052905 tridymite Inorganic materials 0.000 description 1
ODHXBMXNKOYIBV-UHFFFAOYSA-N triphenylamine Chemical compound C1=CC=CC=C1N(C=1C=CC=CC=1)C1=CC=CC=C1 ODHXBMXNKOYIBV-UHFFFAOYSA-N 0.000 description 1
235000013799 ultramarine blue Nutrition 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
XOSXWYQMOYSSKB-LDKJGXKFSA-L water blue Chemical compound CC1=CC(/C(\C(C=C2)=CC=C2NC(C=C2)=CC=C2S([O-])(=O)=O)=C(\C=C2)/C=C/C\2=N\C(C=C2)=CC=C2S([O-])(=O)=O)=CC(S(O)(=O)=O)=C1N.[Na+].[Na+] XOSXWYQMOYSSKB-LDKJGXKFSA-L 0.000 description 1
239000011787 zinc oxide Substances 0.000 description 1
XSMMCTCMFDWXIX-UHFFFAOYSA-N zinc silicate Chemical compound [Zn+2].[O-][Si]([O-])=O XSMMCTCMFDWXIX-UHFFFAOYSA-N 0.000 description 1
235000019352 zinc silicate Nutrition 0.000 description 1
229910052984 zinc sulfide Inorganic materials 0.000 description 1
UQMZPFKLYHOJDL-UHFFFAOYSA-N zinc;cadmium(2+);disulfide Chemical compound [S-2].[S-2].[Zn+2].[Cd+2] UQMZPFKLYHOJDL-UHFFFAOYSA-N 0.000 description 1
DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 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
- G03G9/103—Glass 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
- G03G9/10—Developers with toner particles characterised by carrier particles
- G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
- G03G9/1087—Specified elemental magnetic metal or alloy, e.g. alnico comprising iron, nickel, cobalt, and aluminum, or permalloy comprising iron and nickel

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Metallurgy (AREA)
Developing Agents For Electrophotography (AREA)

CA286,298A 1976-09-10 1977-09-08 Supports magnetiques a faible densite Expired CA1114220A (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US05/722,234 US4267247A (en)	1976-09-10	1976-09-10	Low specific gravity magnetic carrier materials
US722,172		1976-09-10
US05/722,172 US4264648A (en)	1976-09-10	1976-09-10	Low specific gravity magnetic carrier materials
US722,234		1985-04-15

Publications (1)

Publication Number	Publication Date
CA1114220A true CA1114220A (fr)	1981-12-15

Family

ID=27110551

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA286,298A Expired CA1114220A (fr)	1976-09-10	1977-09-08	Supports magnetiques a faible densite

Country Status (5)

Country	Link
JP (1)	JPS6038702B2 (fr)
CA (1)	CA1114220A (fr)
DE (1)	DE2740311C2 (fr)
GB (1)	GB1586193A (fr)
NL (1)	NL7710001A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5767942A (en) *	1980-10-15	1982-04-24	Olympus Optical Co Ltd	Developing carrier of electrostatic photography and its production
JPS57139755A (en) *	1981-02-23	1982-08-28	Ricoh Co Ltd	Magnetic brush developer carrier for electrophotography
US4705991A (en) *	1981-06-04	1987-11-10	U.S. Philips Corporation	Method of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this method
US4937629A (en) *	1986-11-18	1990-06-26	Fuji Xerox Co., Ltd.	Composite image recording apparatus
US4882247A (en) *	1986-11-18	1989-11-21	Fuji Xerox Co., Ltd.	Electrophotographic image recording method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2000419A1 (fr) *	1968-01-19	1969-09-05	Eastman Kodak Co
NL7004679A (fr) *	1970-04-02	1971-10-05

1977
- 1977-09-05 GB GB36914/77A patent/GB1586193A/en not_active Expired
- 1977-09-05 JP JP52106552A patent/JPS6038702B2/ja not_active Expired
- 1977-09-07 DE DE2740311A patent/DE2740311C2/de not_active Expired
- 1977-09-08 CA CA286,298A patent/CA1114220A/fr not_active Expired
- 1977-09-12 NL NL7710001A patent/NL7710001A/xx not_active Application Discontinuation

Also Published As

Publication number	Publication date
DE2740311C2 (de)	1986-09-04
DE2740311A1 (de)	1978-03-16
JPS5351747A (en)	1978-05-11
JPS6038702B2 (ja)	1985-09-02
NL7710001A (nl)	1978-03-14
GB1586193A (en)	1981-03-18

Legal Events

Date	Code	Title	Description
1998-12-15	MKEX	Expiry

Publication	Publication Date	Title
US4238558A (en)	1980-12-09	Low density magnetic polymer carrier materials produced by metal carbonyl thermal decomposition
US4126437A (en)	1978-11-21	Magnetic glass carrier materials
US4076640A (en)	1978-02-28	Preparation of spheroidized particles
US4345015A (en)	1982-08-17	Dispersion-heat process employing hydrophobic silica for producing spherical electrophotographic toner powder
US3847604A (en)	1974-11-12	Electrostatic imaging process using nodular carriers
US4124735A (en)	1978-11-07	Magnetic glass carrier materials
US4245026A (en)	1981-01-13	Production of low density coated magnetic polymer carrier particulate materials
JPS59501840A (ja)	1984-11-01	エレクトログラフィー用現像剤組成物及び現像方法
CA1076406A (fr)	1980-04-29	Methode de fabrication de porteurs electrostatographiques en ferrite a proprietes ameliorees
US4267247A (en)	1981-05-12	Low specific gravity magnetic carrier materials
US5061586A (en)	1991-10-29	Glass composite magnetic carrier particles
JPS5913732B2 (ja)	1984-03-31	鉄粉現像担体及びその製造方法並びに現像剤と画像形成方法
US4265995A (en)	1981-05-05	Carrier core surface treatment
GB2156536A (en)	1985-10-09	Carrier particles for use in two-component dry developers
US4199614A (en)	1980-04-22	Transparent colored magnetic materials and electrostatographic process
US4124385A (en)	1978-11-07	Magnetic glass carrier materials
US3900587A (en)	1975-08-19	Imaging process employing treated carrier particles
US4264648A (en)	1981-04-28	Low specific gravity magnetic carrier materials
CA1114220A (fr)	1981-12-15	Supports magnetiques a faible densite
US4663262A (en)	1987-05-05	Carrier for use in electrophotographic developers
US3767578A (en)	1973-10-23	Carrier material for electrostatographic developer
JPH0251505B2 (fr)	1990-11-07
CA1148785A (fr)	1983-06-28	Visualisation electrostatographique a l'aide de particules porteuses revetues de poly(fluorure de vinylidene)
US3989648A (en)	1976-11-02	Dye coated carrier with toner
US3923503A (en)	1975-12-02	Electrostatic latent image development employing steel carrier particles