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
Links
- 239000000203 mixture Substances 0.000 title 1
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, 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, 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)
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 (de) |
EP (1) | EP0144195B1 (de) |
JP (1) | JPS6110540A (de) |
CA (1) | CA1229349A (de) |
DE (1) | DE3481912D1 (de) |
Families Citing this family (19)
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 |
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 |
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 |
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 |
DE69231149T2 (de) * | 1991-12-30 | 2000-10-19 | Xerox Corp | Einschichtphotorezeptor |
US9145383B2 (en) | 2012-08-10 | 2015-09-29 | Hallstar Innovations Corp. | Compositions, apparatus, systems, and methods for resolving electronic excited states |
WO2014025370A1 (en) | 2012-08-10 | 2014-02-13 | Hallstar Innovations Corp. | Tricyclic energy quencher compounds for reducing singlet oxygen generation |
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 |
Family Cites Families (7)
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 |
-
1983
- 1983-12-05 US US06/558,246 patent/US4552822A/en not_active Expired - Fee Related
-
1984
- 1984-11-20 CA CA000468187A patent/CA1229349A/en not_active Expired
- 1984-11-21 DE DE8484308091T patent/DE3481912D1/de not_active Expired - Fee Related
- 1984-11-21 EP EP84308091A patent/EP0144195B1/de not_active Expired - Lifetime
- 1984-11-28 JP JP59251479A patent/JPS6110540A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
EP0144195B1 (de) | 1990-04-11 |
US4552822A (en) | 1985-11-12 |
JPS6110540A (ja) | 1986-01-18 |
JPH052145B2 (de) | 1993-01-11 |
EP0144195A2 (de) | 1985-06-12 |
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 |