EP0402882A3 - Teig für die Herstellung von Tonern für Elektrophotographie - Google Patents

Teig für die Herstellung von Tonern für Elektrophotographie Download PDF

Info

Publication number: EP0402882A3
Authority: EP; European Patent Office
Prior art keywords: weight; parts; electrophotography; master batch; production
Prior art date: 1989-06-14
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP19900111145

Other languages

English (en)

French (fr)

Other versions

EP0402882A2 (de

Inventor

Keizo C/O Bando Chemical Industries Ltd. Nonaka

Jiro C/O Bando Chemical Ind. Ltd. Yamashiro

Katsuya C/O Bando Chemical Ind. Ltd. Yamaguchi

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.)

Bando Chemical Industries Ltd

Original Assignee

Bando Chemical Industries Ltd

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.)

1989-06-14

Filing date

1990-06-13

Publication date

1991-01-16

1990-06-13 Application filed by Bando Chemical Industries Ltd filed Critical Bando Chemical Industries Ltd

1990-12-19 Publication of EP0402882A2 publication Critical patent/EP0402882A2/de

1991-01-16 Publication of EP0402882A3 publication Critical patent/EP0402882A3/de

Status Withdrawn legal-status Critical Current

Links

239000004594 Masterbatch (MB) Substances 0.000 title abstract 3
238000004519 manufacturing process Methods 0.000 title abstract 2
239000000203 mixture Substances 0.000 abstract 5
239000011230 binding agent Substances 0.000 abstract 3
239000011347 resin Substances 0.000 abstract 3
229920005989 resin Polymers 0.000 abstract 3
238000004898 kneading Methods 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
239000000654 additive Substances 0.000 abstract 1
230000000996 additive effect Effects 0.000 abstract 1
239000000975 dye Substances 0.000 abstract 1
239000003960 organic solvent Substances 0.000 abstract 1
239000002245 particle Substances 0.000 abstract 1
239000000049 pigment Substances 0.000 abstract 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
- G03G9/081—Preparation methods by mixing the toner components in a liquefied state; melt kneading; reactive mixing

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Developing Agents For Electrophotography (AREA)

EP19900111145 1989-06-14 1990-06-13 Teig für die Herstellung von Tonern für Elektrophotographie Withdrawn EP0402882A3 (de)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP15127689		1989-06-14
JP151276/89		1989-06-14
JP200981/89		1989-08-02
JP20098189		1989-08-02

Publications (2)

Publication Number	Publication Date
EP0402882A2 EP0402882A2 (de)	1990-12-19
EP0402882A3 true EP0402882A3 (de)	1991-01-16

Family

ID=26480579

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19900111145 Withdrawn EP0402882A3 (de)	1989-06-14	1990-06-13	Teig für die Herstellung von Tonern für Elektrophotographie

Country Status (2)

Country	Link
EP (1)	EP0402882A3 (de)
CA (1)	CA2018876A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69122169T2 (de) *	1990-05-17	1997-03-06	Canon Kk	Verfahren zur Herstellung von Tonern
EP0718704A1 (de)	1994-11-29	1996-06-26	Mita Industrial Co. Ltd.	Elektrophotographischer Toner und Enwickler

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2005692A (en) *	1977-12-21	1979-04-25	Apeco Corp	Preparation of finely comminuted particles of a polymer
EP0298173A2 (de) *	1987-07-10	1989-01-11	MITSUI TOATSU CHEMICALS, Inc.	Harzzusammensetzungen für elektrophotographische Toner

1990
- 1990-06-13 EP EP19900111145 patent/EP0402882A3/de not_active Withdrawn
- 1990-06-13 CA CA 2018876 patent/CA2018876A1/en not_active Abandoned

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2005692A (en) *	1977-12-21	1979-04-25	Apeco Corp	Preparation of finely comminuted particles of a polymer
EP0298173A2 (de) *	1987-07-10	1989-01-11	MITSUI TOATSU CHEMICALS, Inc.	Harzzusammensetzungen für elektrophotographische Toner

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 10, no. 358 (P-522)(2415) 02 December 1986, & JP-A-61 156054 (FUJITSU LTD.) 15 July 1986, *

Also Published As

Publication number	Publication date
CA2018876A1 (en)	1990-12-14
EP0402882A2 (de)	1990-12-19

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Legal Events

Date	Code	Title	Description
1990-11-03	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1990-11-30	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-12-19	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): BE DE FR GB
1991-01-16	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE DE FR GB
1991-08-14	17P	Request for examination filed	Effective date: 19910614
1994-06-01	17Q	First examination report despatched	Effective date: 19940415
1995-01-11	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
1995-03-01	18D	Application deemed to be withdrawn	Effective date: 19940826