GB8514401D0 - Toners - Google Patents

Toners

Info

Publication number
GB8514401D0
GB8514401D0 GB858514401A GB8514401A GB8514401D0 GB 8514401 D0 GB8514401 D0 GB 8514401D0 GB 858514401 A GB858514401 A GB 858514401A GB 8514401 A GB8514401 A GB 8514401A GB 8514401 D0 GB8514401 D0 GB 8514401D0
Authority
GB
United Kingdom
Prior art keywords
toners
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
GB858514401A
Other versions
GB2159972B (en
GB2159972A (en
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 JP59115484A external-priority patent/JPH0640226B2/en
Priority claimed from JP59123680A external-priority patent/JP2703213B2/en
Priority claimed from JP59127534A external-priority patent/JPS617844A/en
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of GB8514401D0 publication Critical patent/GB8514401D0/en
Publication of GB2159972A publication Critical patent/GB2159972A/en
Application granted granted Critical
Publication of GB2159972B publication Critical patent/GB2159972B/en
Expired 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
    • G03G9/09—Colouring agents for toner particles
    • G03G9/0906—Organic dyes
    • 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
    • G03G9/0908—Anthracene dyes
    • 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
    • G03G9/0918—Phthalocyanine dyes
GB08514401A 1984-06-07 1985-07-07 Toners for the development of latent electrostatic images Expired GB2159972B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP59115484A JPH0640226B2 (en) 1984-06-07 1984-06-07 Toner for electrostatic image development
JP59123680A JP2703213B2 (en) 1984-06-18 1984-06-18 Negatively chargeable toner for development
JP59127534A JPS617844A (en) 1984-06-22 1984-06-22 Color toner for electrophotography

Publications (3)

Publication Number Publication Date
GB8514401D0 true GB8514401D0 (en) 1985-07-10
GB2159972A GB2159972A (en) 1985-12-11
GB2159972B GB2159972B (en) 1987-10-14

Family

ID=27312966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08514401A Expired GB2159972B (en) 1984-06-07 1985-07-07 Toners for the development of latent electrostatic images

Country Status (3)

Country Link
DE (1) DE3520290A1 (en)
FR (1) FR2565706B1 (en)
GB (1) GB2159972B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3919312A1 (en) * 1988-06-14 1989-12-21 Ricoh Kk Toner for electrographic purposes, and process for the development of latent electrostatic images using this toner
DE4140085A1 (en) * 1991-12-05 1993-06-09 Basf Ag, 6700 Ludwigshafen, De DYE PREPARATIONS OF SOLVENT DYES
GB9313274D0 (en) * 1993-06-28 1993-08-11 Zeneca Ltd Composition
EP0720063B1 (en) * 1994-12-26 2000-06-28 Canon Kabushiki Kaisha Color toner, two-component type developer, image forming apparatus, color image forming method and process for producing a color toner
DE60310456T2 (en) 2002-01-18 2007-09-27 Canon K.K. Color toner and multi-color image forming method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590000A (en) * 1967-06-05 1971-06-29 Xerox Corp Solid developer for latent electrostatic images
US4066563A (en) * 1975-09-29 1978-01-03 Xerox Corporation Copper-tetra-4-(octadecylsulfonomido) phthalocyanine electrophotographic carrier
JPS5845023B2 (en) * 1978-03-10 1983-10-06 京セラミタ株式会社 Electrophotographic developer and its manufacturing method
JPS57130043A (en) * 1981-02-06 1982-08-12 Canon Inc Yellow toner
JPS57130046A (en) * 1981-02-06 1982-08-12 Canon Inc Negatively charging magenta toner
JPS57196264A (en) * 1981-05-29 1982-12-02 Mita Ind Co Ltd One component type developer

Also Published As

Publication number Publication date
DE3520290C2 (en) 1988-10-27
GB2159972B (en) 1987-10-14
DE3520290A1 (en) 1985-12-12
FR2565706B1 (en) 1988-07-08
FR2565706A1 (en) 1985-12-13
GB2159972A (en) 1985-12-11

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20050606