EP0004944A3 - Material for electrophotographic recording - Google Patents
Material for electrophotographic recording Download PDFInfo
- Publication number
- EP0004944A3 EP0004944A3 EP79101123A EP79101123A EP0004944A3 EP 0004944 A3 EP0004944 A3 EP 0004944A3 EP 79101123 A EP79101123 A EP 79101123A EP 79101123 A EP79101123 A EP 79101123A EP 0004944 A3 EP0004944 A3 EP 0004944A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- electrophotographic recording
- electrophotographic
- recording
- 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
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, 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
- G03G5/09—Sensitisors or activators, e.g. dyestuffs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782817428 DE2817428A1 (en) | 1978-04-21 | 1978-04-21 | MATERIAL FOR ELECTROPHOTOGRAPHIC REPRODUCTION |
DE2817428 | 1978-04-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0004944A2 EP0004944A2 (en) | 1979-10-31 |
EP0004944A3 true EP0004944A3 (en) | 1979-11-14 |
EP0004944B1 EP0004944B1 (en) | 1983-02-09 |
Family
ID=6037636
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP79101123A Expired EP0004944B1 (en) | 1978-04-21 | 1979-04-12 | Material for electrophotographic recording |
Country Status (8)
Country | Link |
---|---|
US (1) | US4252880A (en) |
EP (1) | EP0004944B1 (en) |
JP (1) | JPS54145538A (en) |
AT (1) | AT392852B (en) |
BR (1) | BR7902457A (en) |
CA (1) | CA1123254A (en) |
DE (2) | DE2817428A1 (en) |
ZA (1) | ZA791899B (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2949826A1 (en) * | 1979-12-12 | 1981-06-19 | Hoechst Ag, 6230 Frankfurt | MATERIAL FOR ELECTROPHOTOGRAPHIC REPRODUCTION |
JPS57147656A (en) * | 1981-03-09 | 1982-09-11 | Fuji Photo Film Co Ltd | Electrophotographic sensitive printing plate material |
DE3210576A1 (en) * | 1982-03-23 | 1983-10-06 | Hoechst Ag | ELECTROPHOTOGRAPHIC RECORDING MATERIAL |
JPS60118847A (en) * | 1983-11-30 | 1985-06-26 | Dainippon Printing Co Ltd | Image forming material and image forming method |
EP0152889B1 (en) * | 1984-02-18 | 1987-09-16 | BASF Aktiengesellschaft | Photosensitive recording material |
DE3506436A1 (en) * | 1985-02-23 | 1986-08-28 | Hoechst Ag, 6230 Frankfurt | NEW STYRENE DERIVATIVES CONTAINING SULPHON, METHOD FOR THE PRODUCTION AND USE THEREOF |
DE3509147A1 (en) * | 1985-03-14 | 1986-09-18 | Hoechst Ag, 6230 Frankfurt | ELECTROPHOTOGRAPHIC RECORDING MATERIAL |
DE3513747A1 (en) * | 1985-04-17 | 1986-10-23 | Hoechst Ag, 6230 Frankfurt | ELECTROPHOTOGRAPHIC RECORDING MATERIAL |
DE3541534A1 (en) * | 1985-11-25 | 1987-05-27 | Hoechst Ag | POSITIVELY WORKING RADIATION-SENSITIVE MIXTURE |
JPH02216160A (en) * | 1989-02-17 | 1990-08-29 | Iwatsu Electric Co Ltd | Electrophotographic sensitive body |
DE3938708A1 (en) * | 1989-11-17 | 1991-05-23 | Berolina Schriftbild | METHOD FOR TREATING A PHOTO LADDER |
US6994893B2 (en) * | 2001-03-10 | 2006-02-07 | Covion Organic Semiconductors Gmbh | Solutions and dispersions of organic semiconductors |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1125235A (en) * | 1954-06-02 | 1956-10-26 | Rca Corp | Method for extending the spectral sensitivity of photoconductive materials |
FR1375297A (en) * | 1962-09-21 | 1964-10-16 | Kalle Ag | Sensitive layers for electrophotography and method of preparation thereof |
US3238149A (en) * | 1961-07-10 | 1966-03-01 | Method for improxvlnxg the the photocondug thqe response of dye sensitized zinc ox de | |
FR1488489A (en) * | 1965-07-26 | 1967-07-13 | Ibm | Electro-photographic reproduction process |
CH450170A (en) * | 1964-01-11 | 1968-01-15 | Kalle Ag | Multicolor electrophotographic printing process |
DE1928703A1 (en) * | 1968-06-06 | 1969-12-11 | Agfa Gevaert Ag | Photoconductive recording materials |
DE2526720A1 (en) * | 1975-06-14 | 1976-12-16 | Hoechst Ag | MATERIAL FOR ELECTROPHOTOGRAPHIC REPRODUCTION |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE628437A (en) * | 1962-02-17 | |||
JPS492638B1 (en) * | 1970-11-17 | 1974-01-22 | ||
US4025340A (en) * | 1971-11-10 | 1977-05-24 | Fuji Photo Film Co., Ltd. | Process for toning electrophotographic photosensitive material |
-
1978
- 1978-04-21 DE DE19782817428 patent/DE2817428A1/en not_active Withdrawn
-
1979
- 1979-04-12 DE DE7979101123T patent/DE2964691D1/en not_active Expired
- 1979-04-12 EP EP79101123A patent/EP0004944B1/en not_active Expired
- 1979-04-19 JP JP4731479A patent/JPS54145538A/en active Granted
- 1979-04-19 AT AT2967/79A patent/AT392852B/en not_active IP Right Cessation
- 1979-04-19 CA CA325,898A patent/CA1123254A/en not_active Expired
- 1979-04-20 BR BR7902457A patent/BR7902457A/en unknown
- 1979-04-20 US US06/031,971 patent/US4252880A/en not_active Expired - Lifetime
- 1979-04-20 ZA ZA791899A patent/ZA791899B/en unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1125235A (en) * | 1954-06-02 | 1956-10-26 | Rca Corp | Method for extending the spectral sensitivity of photoconductive materials |
US3238149A (en) * | 1961-07-10 | 1966-03-01 | Method for improxvlnxg the the photocondug thqe response of dye sensitized zinc ox de | |
FR1375297A (en) * | 1962-09-21 | 1964-10-16 | Kalle Ag | Sensitive layers for electrophotography and method of preparation thereof |
CH450170A (en) * | 1964-01-11 | 1968-01-15 | Kalle Ag | Multicolor electrophotographic printing process |
FR1488489A (en) * | 1965-07-26 | 1967-07-13 | Ibm | Electro-photographic reproduction process |
DE1928703A1 (en) * | 1968-06-06 | 1969-12-11 | Agfa Gevaert Ag | Photoconductive recording materials |
DE2526720A1 (en) * | 1975-06-14 | 1976-12-16 | Hoechst Ag | MATERIAL FOR ELECTROPHOTOGRAPHIC REPRODUCTION |
Non-Patent Citations (2)
Title |
---|
RESEARCH DISCLOSURES - PRODUCT LICENSING INDEX, Nr. 99, Juli 1972 Abstract 9912 Hampshire (UK) "Supersensitization of spectrally sensitized organic photoconductive formulations", Seiten 39-40. * |
RESEARCH DISCLOSURES - PRODUCT LICENSING INDEX, Nr. 99, Juli 1972, Abstract 9913 Hampshire (UK) "Supersensitization of spectrally sensitized p-type photoconductive systems", Seiten 54-55. * |
Also Published As
Publication number | Publication date |
---|---|
EP0004944A2 (en) | 1979-10-31 |
JPS6251462B2 (en) | 1987-10-30 |
ATA296779A (en) | 1990-11-15 |
ZA791899B (en) | 1980-04-30 |
US4252880A (en) | 1981-02-24 |
CA1123254A (en) | 1982-05-11 |
BR7902457A (en) | 1979-10-30 |
EP0004944B1 (en) | 1983-02-09 |
DE2964691D1 (en) | 1983-03-17 |
DE2817428A1 (en) | 1979-10-31 |
AT392852B (en) | 1991-06-25 |
JPS54145538A (en) | 1979-11-13 |
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Legal Events
Date | Code | Title | Description |
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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 |
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PUAL | Search report despatched |
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AK | Designated contracting states |
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AK | Designated contracting states |
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17P | Request for examination filed | ||
ITF | It: translation for a ep patent filed |
Owner name: SOCIETA' ITALIANA BREVETTI S.P.A. |
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GRAA | (expected) grant |
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REF | Corresponds to: |
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