DE3481912D1 - Squarain-zusammensetzungen. - Google Patents

Squarain-zusammensetzungen.

Info

Publication number
DE3481912D1
DE3481912D1 DE8484308091T DE3481912T DE3481912D1 DE 3481912 D1 DE3481912 D1 DE 3481912D1 DE 8484308091 T DE8484308091 T DE 8484308091T DE 3481912 T DE3481912 T DE 3481912T DE 3481912 D1 DE3481912 D1 DE 3481912D1
Authority
DE
Germany
Prior art keywords
squarain
compositions
squarain compositions
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.)
Expired - Fee Related
Application number
DE8484308091T
Other languages
German (de)
English (en)
Inventor
Peter M Kazmaier
Giuseppa Baranyi
Cheng-Kuo Hsiao
Richard A Burt
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.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of DE3481912D1 publication Critical patent/DE3481912D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G5/00—Recording-members for original recording by exposure, e.g. to light, to heat or to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0601—Acyclic or carbocyclic compounds
    • G03G5/0609—Acyclic or carbocyclic compounds containing oxygen
    • G03G5/0611—Squaric acid
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording-members for original recording by exposure, e.g. to light, to heat or to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0601—Acyclic or carbocyclic compounds
    • G03G5/0618—Acyclic or carbocyclic compounds containing oxygen and nitrogen

Landscapes

  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Light Receiving Elements (AREA)
DE8484308091T 1983-12-05 1984-11-21 Squarain-zusammensetzungen. Expired - Fee Related DE3481912D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/558,246 US4552822A (en) 1983-12-05 1983-12-05 Photoconductive devices with hydroxy containing squaraine compositions

Publications (1)

Publication Number Publication Date
DE3481912D1 true DE3481912D1 (de) 1990-05-17

Family

ID=24228765

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484308091T Expired - Fee Related DE3481912D1 (de) 1983-12-05 1984-11-21 Squarain-zusammensetzungen.

Country Status (5)

Country Link
US (1) US4552822A (enExample)
EP (1) EP0144195B1 (enExample)
JP (1) JPS6110540A (enExample)
CA (1) CA1229349A (enExample)
DE (1) DE3481912D1 (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4700001A (en) * 1983-12-16 1987-10-13 Fuji Xerox Co., Ltd. Novel squarylium compound and photoreceptor containing same
US5055615A (en) * 1984-05-11 1991-10-08 Fuji Xerox Co., Ltd. Novel Squarium compounds, a process for preparing them and electrophotographic photoreceptors containing them
US5210301A (en) * 1984-05-11 1993-05-11 Fuji Xerox Co., Ltd. Squarium compounds, process for preparing the same and electrophotographic photoreceptors containing the same
US4607124A (en) * 1984-09-13 1986-08-19 Xerox Corporation Processes for the preparation of mixed squaraine compositions
US4746756A (en) * 1985-06-24 1988-05-24 Xerox Corporation Photoconductive imaging members with novel fluorinated squaraine compounds
US4751327A (en) * 1985-06-28 1988-06-14 Xerox Corporation Photoconductive imaging members with unsymmetrical squaraine compounds
US4665231A (en) * 1986-05-02 1987-05-12 Xerox Corporation Process for preparing squaraines
JPS62267754A (ja) * 1986-05-16 1987-11-20 Fuji Xerox Co Ltd 電子写真用感光材料の製造方法
JPS63113464A (ja) * 1986-10-30 1988-05-18 Fuji Xerox Co Ltd 電子写真感光体
JP2709368B2 (ja) * 1987-05-30 1998-02-04 株式会社リコー 電子写真用感光体
US4967002A (en) * 1987-07-01 1990-10-30 Xerox Corporation Processes for squaraine compounds
US4922018A (en) * 1988-04-29 1990-05-01 Xerox Corporation Photoconductive imaging members with unsymmetrical squaraine compositions
US4886722A (en) * 1988-04-29 1989-12-12 Xerox Corporation Photoconductive imaging members with unsymmetrical squaraine compositions
US5051328A (en) * 1990-05-15 1991-09-24 Xerox Corporation Photosensitive imaging member with a low-reflection ground plane
JPH0776836B2 (ja) * 1990-10-18 1995-08-16 富士ゼロックス株式会社 電子写真感光体
EP0550161B1 (en) * 1991-12-30 2000-06-07 Xerox Corporation Single layer photoreceptor
US9765051B2 (en) 2012-08-10 2017-09-19 Hallstar Innovations Corp. Compositions, apparatus, systems, and methods for resolving electronic excited states
US9125829B2 (en) 2012-08-17 2015-09-08 Hallstar Innovations Corp. Method of photostabilizing UV absorbers, particularly dibenzyolmethane derivatives, e.g., Avobenzone, with cyano-containing fused tricyclic compounds
US9867800B2 (en) 2012-08-10 2018-01-16 Hallstar Innovations Corp. Method of quenching singlet and triplet excited states of pigments, such as porphyrin compounds, particularly protoporphyrin IX, with conjugated fused tricyclic compounds have electron withdrawing groups, to reduce generation of reactive oxygen species, particularly singlet oxygen
US9926289B2 (en) 2012-08-10 2018-03-27 Hallstar Innovations Corp. Compositions, apparatus, systems, and methods for resolving electronic excited states
US9145383B2 (en) 2012-08-10 2015-09-29 Hallstar Innovations Corp. Compositions, apparatus, systems, and methods for resolving electronic excited states

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7701751L (sv) * 1976-02-20 1977-08-21 Minnesota Mining & Mfg Transparent elektrofotografiskt kopieark
US4175956A (en) * 1978-02-10 1979-11-27 Eastman Kodak Company Electrophotosensitive materials for migration imaging processes
US4353971A (en) * 1980-12-08 1982-10-12 Pitney Bowes Inc. Squarylium dye and diane blue dye charge generating layer mixture for electrophotographic light sensitive elements and processes
JPS57144558A (en) * 1981-03-02 1982-09-07 Fuji Xerox Co Ltd Electrophotographic receptor
US4378415A (en) * 1981-10-13 1983-03-29 Xerox Corporation Color imaging, layered organic photoresponsive device having hole injection and transport layers, red sensitive layer and short wavelength sensitive layer
US4415639A (en) * 1982-09-07 1983-11-15 Xerox Corporation Multilayered photoresponsive device for electrophotography
US4481270A (en) * 1983-04-28 1984-11-06 Ricoh Systems, Inc. Photoreceptor containing squaric acid methine dyes

Also Published As

Publication number Publication date
US4552822A (en) 1985-11-12
EP0144195A2 (en) 1985-06-12
JPH052145B2 (enExample) 1993-01-11
EP0144195B1 (en) 1990-04-11
JPS6110540A (ja) 1986-01-18
EP0144195A3 (en) 1985-07-17
CA1229349A (en) 1987-11-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee