EP0438245A3 - Non-magnetic one-component developer - Google Patents

Non-magnetic one-component developer Download PDF

Info

Publication number
EP0438245A3
EP0438245A3 EP19910300232 EP91300232A EP0438245A3 EP 0438245 A3 EP0438245 A3 EP 0438245A3 EP 19910300232 EP19910300232 EP 19910300232 EP 91300232 A EP91300232 A EP 91300232A EP 0438245 A3 EP0438245 A3 EP 0438245A3
Authority
EP
European Patent Office
Prior art keywords
magnetic
component developer
developer
component
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.)
Granted
Application number
EP19910300232
Other versions
EP0438245A2 (en
EP0438245B1 (en
Inventor
Yoshihiro 2-9-941 Fujisawa Seibu Makuta
Mitsuo Ueno
Minoru C/O Oki Electric Isobe
C/O Oke Electric Industry Co. Ltd. Kikuchi
Katsuyuki C/O Oki Electric Industry Co. Lt Ito
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.)
Zeon Corp
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co Ltd
Nippon Zeon Co 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.)
Filing date
Publication date
Priority claimed from JP2409657A external-priority patent/JP3007693B2/en
Priority claimed from JP2409677A external-priority patent/JP2933724B2/en
Application filed by Oki Electric Industry Co Ltd, Nippon Zeon Co Ltd filed Critical Oki Electric Industry Co Ltd
Publication of EP0438245A2 publication Critical patent/EP0438245A2/en
Publication of EP0438245A3 publication Critical patent/EP0438245A3/en
Application granted granted Critical
Publication of EP0438245B1 publication Critical patent/EP0438245B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • G03G9/09716—Inorganic compounds treated with organic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
EP91300232A 1990-01-16 1991-01-14 Non-magnetic one-component developer Expired - Lifetime EP0438245B1 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP4614/90 1990-01-16
JP461490 1990-01-16
JP409657/90 1990-12-11
JP2409657A JP3007693B2 (en) 1990-12-11 1990-12-11 Non-magnetic one-component developer
JP409677/90 1990-12-11
JP2409677A JP2933724B2 (en) 1990-01-16 1990-12-11 Non-magnetic one-component developer

Publications (3)

Publication Number Publication Date
EP0438245A2 EP0438245A2 (en) 1991-07-24
EP0438245A3 true EP0438245A3 (en) 1991-09-11
EP0438245B1 EP0438245B1 (en) 1997-06-18

Family

ID=27276374

Family Applications (1)

Application Number Title Priority Date Filing Date
EP91300232A Expired - Lifetime EP0438245B1 (en) 1990-01-16 1991-01-14 Non-magnetic one-component developer

Country Status (3)

Country Link
EP (1) EP0438245B1 (en)
AU (1) AU652138B2 (en)
DE (1) DE69126549T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3318997B2 (en) * 1993-02-03 2002-08-26 三菱マテリアル株式会社 Hydrophobic silica powder, its production method and developer for electrophotography
US5397670A (en) * 1993-07-13 1995-03-14 Industrial Technology Research Institute Single-component non-magnetic toner developer for electrophotographic processes
US5695902A (en) * 1995-11-20 1997-12-09 Canon Kabushiki Kaisha Toner for developing electrostatic image, image forming method and process-cartridge
US5989768A (en) * 1997-03-06 1999-11-23 Cabot Corporation Charge-modified metal oxides with cyclic silazane and electrostatographic systems incorporating same
ES2902690T3 (en) 2012-11-02 2022-03-29 Pulsating Irrigation Products Inc Pulsating device with two normally closed valves that respond to a preset pressure

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3522296A1 (en) * 1984-06-22 1986-01-02 Sharp K.K., Osaka COPIER WITH AUTOMATIC DEVELOPER RETURN

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4702936A (en) * 1984-09-20 1987-10-27 Applied Materials Japan, Inc. Gas-phase growth process
US4868034A (en) * 1988-02-11 1989-09-19 Heraeus Incorporated Cermalloy Division Non-oxidizing copper thick film conductors

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3522296A1 (en) * 1984-06-22 1986-01-02 Sharp K.K., Osaka COPIER WITH AUTOMATIC DEVELOPER RETURN

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 11, no. 243 (P-603)[2690], 8th August 1987; & JP-A-62 52 564 (KYOCERA CORP.) 07-03-1987 *
PATENT ABSTRACTS OF JAPAN, vol. 12, no. 300 (P-745)[3147], 16th August 1988; & JP-A-63 73 271 (CANON INC.) 02-04-1988 *
PATENT ABSTRACTS OF JAPAN, vol. 13, no. 391 (P-926)[3739], 30th August 1989; & JP-A-1 138 568 (KONICA CORP.) 31-05-1989 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 109 (P-355)[1832] 14th May 1985; & JP-A-59 231 550 (CANON K.K.) 26-12-1984 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 109 (P-355)[1832], 14th May 1985; & JP-A-59 231 552 (CANON K.K.) 26-12-1984 *

Also Published As

Publication number Publication date
EP0438245A2 (en) 1991-07-24
DE69126549D1 (en) 1997-07-24
DE69126549T2 (en) 1997-11-13
AU6935491A (en) 1991-07-18
AU652138B2 (en) 1994-08-18
EP0438245B1 (en) 1997-06-18

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