CA1107342A - Transfert electrostatique d'images toner fixees magnetiquement - Google Patents

Transfert electrostatique d'images toner fixees magnetiquement

Info

Publication number: CA1107342A
Authority: CA; Canada
Prior art keywords: substrate; toner particles; imaging member; chromium dioxide; areas
Prior art date: 1976-03-31
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

CA275,043A

Other languages

English (en)

Inventor

Emery J. Gorondy

Donald W. Edwards

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.)

EIDP Inc

Original Assignee

EI Du Pont de Nemours and Co

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.)

1976-03-31

Filing date

1977-03-29

Publication date

1981-08-18

1977-03-29 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1981-08-18 Application granted granted Critical

1981-08-18 Publication of CA1107342A publication Critical patent/CA1107342A/fr

Status Expired legal-status Critical Current

Links

AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium(IV) oxide Inorganic materials O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 claims abstract description 59
230000005291 magnetic effect Effects 0.000 claims abstract description 58
239000002245 particle Substances 0.000 claims abstract description 56
229940090961 chromium dioxide Drugs 0.000 claims abstract description 33
IAQWMWUKBQPOIY-UHFFFAOYSA-N chromium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Cr+4] IAQWMWUKBQPOIY-UHFFFAOYSA-N 0.000 claims abstract description 33
239000000758 substrate Substances 0.000 claims abstract description 26
238000000034 method Methods 0.000 claims abstract description 25
230000008569 process Effects 0.000 claims abstract description 21
230000005294 ferromagnetic effect Effects 0.000 claims abstract description 10
238000003384 imaging method Methods 0.000 claims description 18
239000000463 material Substances 0.000 claims description 9
239000011230 binding agent Substances 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 5
150000002500 ions Chemical class 0.000 claims description 4
238000005507 spraying Methods 0.000 claims description 4
239000004744 fabric Substances 0.000 claims description 3
239000003302 ferromagnetic material Substances 0.000 claims description 3
230000005684 electric field Effects 0.000 claims 4
238000010438 heat treatment Methods 0.000 abstract description 5
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 6
229910052751 metal Inorganic materials 0.000 description 6
239000002184 metal Substances 0.000 description 6
230000009471 action Effects 0.000 description 4
229910052782 aluminium Inorganic materials 0.000 description 4
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
238000010586 diagram Methods 0.000 description 4
230000005415 magnetization Effects 0.000 description 4
229910052759 nickel Inorganic materials 0.000 description 4
230000000737 periodic effect Effects 0.000 description 4
-1 poly(ethylene terephthalate) Polymers 0.000 description 4
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
229910052804 chromium Inorganic materials 0.000 description 3
239000011651 chromium Substances 0.000 description 3
239000011248 coating agent Substances 0.000 description 3
238000000576 coating method Methods 0.000 description 3
238000005286 illumination Methods 0.000 description 3
230000035699 permeability Effects 0.000 description 3
229920000139 polyethylene terephthalate Polymers 0.000 description 3
239000005020 polyethylene terephthalate Substances 0.000 description 3
239000000843 powder Substances 0.000 description 3
239000000126 substance Substances 0.000 description 3
229920005992 thermoplastic resin Polymers 0.000 description 3
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
239000000872 buffer Substances 0.000 description 2
230000004907 flux Effects 0.000 description 2
239000006249 magnetic particle Substances 0.000 description 2
230000003068 static effect Effects 0.000 description 2
230000032258 transport Effects 0.000 description 2
229910000859 α-Fe Inorganic materials 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
229930040373 Paraformaldehyde Natural products 0.000 description 1
102100034742 Rotatin Human genes 0.000 description 1
101710200213 Rotatin Proteins 0.000 description 1
BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
241001422033 Thestylus Species 0.000 description 1
238000002441 X-ray diffraction Methods 0.000 description 1
JNLNLOMZXYPMNS-UHFFFAOYSA-N [Fe].O=C=[Fe] Chemical compound [Fe].O=C=[Fe] JNLNLOMZXYPMNS-UHFFFAOYSA-N 0.000 description 1
238000009825 accumulation Methods 0.000 description 1
230000003213 activating effect Effects 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000000996 additive effect Effects 0.000 description 1
229920000180 alkyd Polymers 0.000 description 1
229910045601 alloy Inorganic materials 0.000 description 1
239000000956 alloy Substances 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
238000013459 approach Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
229910001567 cementite Inorganic materials 0.000 description 1
229910017052 cobalt Inorganic materials 0.000 description 1
239000010941 cobalt Substances 0.000 description 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
239000012141 concentrate Substances 0.000 description 1
235000008504 concentrate Nutrition 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical group [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
238000005034 decoration Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
230000001747 exhibiting effect Effects 0.000 description 1
229910021485 fumed silica Inorganic materials 0.000 description 1
230000004927 fusion Effects 0.000 description 1
238000007756 gravure coating Methods 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
230000005389 magnetism Effects 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
QZIQJVCYUQZDIR-UHFFFAOYSA-N mechlorethamine hydrochloride Chemical group Cl.ClCCN(C)CCCl QZIQJVCYUQZDIR-UHFFFAOYSA-N 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229910000889 permalloy Inorganic materials 0.000 description 1
239000000049 pigment Substances 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229920006267 polyester film Polymers 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
239000011669 selenium Substances 0.000 description 1
229910052711 selenium Inorganic materials 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000012798 spherical particle Substances 0.000 description 1
238000001694 spray drying Methods 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1
229910052724 xenon Inorganic materials 0.000 description 1
FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
229910052725 zinc 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
- G03G19/00—Processes using magnetic patterns; Apparatus therefor, i.e. magnetography

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Developing Agents For Electrophotography (AREA)
Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
Photoreceptors In Electrophotography (AREA)

CA275,043A 1976-03-31 1977-03-29 Transfert electrostatique d'images toner fixees magnetiquement Expired CA1107342A (fr)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date
US67255176A	1976-03-31	1976-03-31
US672,551		1976-03-31
US76751177A	1977-02-14	1977-02-14
US767,511		1977-02-14

Publications (1)

Publication Number	Publication Date
CA1107342A true CA1107342A (fr)	1981-08-18

Family

ID=27100776

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA275,043A Expired CA1107342A (fr)	1976-03-31	1977-03-29	Transfert electrostatique d'images toner fixees magnetiquement

Country Status (8)

Country	Link
JP (1)	JPS52123244A (fr)
CA (1)	CA1107342A (fr)
CH (1)	CH621422A5 (fr)
DE (1)	DE2714404A1 (fr)
FR (1)	FR2346751A1 (fr)
GB (1)	GB1577374A (fr)
IT (1)	IT1076260B (fr)
NL (1)	NL7703525A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2966486D1 (en) *	1978-03-28	1984-01-19	Du Pont	Process for the production of a resist by a magnetic printing process, a dry particulate resist composition obtained therefrom and apparatus for manufacturing a circuit board

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1065433B (fr) *	1955-09-21
US2793135A (en) *	1955-12-01	1957-05-21	Sperry Rand Corp	Method and apparatus for preparing a latent magnetic image
US3043685A (en) *	1957-07-18	1962-07-10	Xerox Corp	Xerographic and magnetic image recording and reproducing
DE1571838C3 (de) *	1966-06-16	1974-07-04	Bernt F. Walther V. 6000 Frankfurt Grabe	Verfahren und Vorrichtung zum Drucken mit Staubfarben
ZA732471B (en) *	1973-04-10	1974-11-27	A Seskin	Materials mixing apparatus
US3987491A (en) *	1974-07-22	1976-10-19	Cubic Photo Products Division	Latent magnetic image transfer apparatus

1977
- 1977-03-23 CH CH370277A patent/CH621422A5/de not_active IP Right Cessation
- 1977-03-29 CA CA275,043A patent/CA1107342A/fr not_active Expired
- 1977-03-29 IT IT2183377A patent/IT1076260B/it active
- 1977-03-30 FR FR7709488A patent/FR2346751A1/fr active Granted
- 1977-03-31 DE DE19772714404 patent/DE2714404A1/de not_active Ceased
- 1977-03-31 GB GB1365677A patent/GB1577374A/en not_active Expired
- 1977-03-31 NL NL7703525A patent/NL7703525A/xx not_active Application Discontinuation
- 1977-03-31 JP JP3553677A patent/JPS52123244A/ja active Pending

Also Published As

Publication number	Publication date
JPS52123244A (en)	1977-10-17
GB1577374A (en)	1980-10-22
FR2346751A1 (fr)	1977-10-28
FR2346751B1 (fr)	1983-07-18
IT1076260B (it)	1985-04-27
DE2714404A1 (de)	1977-10-06
NL7703525A (nl)	1977-10-04
CH621422A5 (en)	1981-01-30

Legal Events

Date	Code	Title	Description
1998-08-18	MKEX	Expiry

Publication	Publication Date	Title
US3093039A (en)	1963-06-11	Apparatus for transferring powder images and method therefor
US3239465A (en)	1966-03-08	Xerographic developer
US3566786A (en)	1971-03-02	Image producing apparatus
US3804511A (en)	1974-04-16	Method and apparatus utilizing magnetic storage for transferring graphical information
US3250636A (en)	1966-05-10	Method and apparatus for image reproduction with the use of a reusable heat demagnetizable ferromagnetic imaging layer
US4233382A (en)	1980-11-11	Electrostatic transfer of magnetically held toner images
GB2037666A (en)	1980-07-16	Recording method and apparatus therefor
US3472695A (en)	1969-10-14	Method for forming an image in a magnetizable ink layer
US3791843A (en)	1974-02-12	Thermomagnetic imaging method
CA1102401A (fr)	1981-06-02	Traduction non-disponible
US4216282A (en)	1980-08-05	AC corona to remove background from the imaging member of a magnetic copier
US4122455A (en)	1978-10-24	Magnetic imaging for photocopying
CA1107342A (fr)	1981-08-18	Transfert electrostatique d'images toner fixees magnetiquement
JPS6321191B2 (fr)	1988-05-06
US3993484A (en)	1976-11-23	Electrostatic-magnetic method of transferring graphical information
CA1198148A (fr)	1985-12-17	Procede d'impression electrostatique
US3598993A (en)	1971-08-10	Imaging apparatus using a magnetizable printing ink with a temperature dependent magnetic permeability
CA1090864A (fr)	1980-12-02	No translation available
CA1107343A (fr)	1981-08-18	Effets de couronne en alternatif pour supprimer les marques de fond des images transferees par un copier thermomagnetique
US4254206A (en)	1981-03-03	Process for magnetically transferring a powder image
US4329694A (en)	1982-05-11	AC Corona to remove background from the transfer member of a thermomagnetic copier
CA1216064A (fr)	1986-12-30	Methode de visualisation magnetique thermoremanente
JPS6239435B2 (fr)	1987-08-22
US4636449A (en)	1987-01-13	Electrostatic printing process
US5154944A (en)	1992-10-13	Method and apparatus for developing a latent magnetic image