CH644959A5 - Organe photoconducteur pour procede electrophotographique. - Google Patents
Organe photoconducteur pour procede electrophotographique. Download PDFInfo
- Publication number
- CH644959A5 CH644959A5 CH301181A CH301181A CH644959A5 CH 644959 A5 CH644959 A5 CH 644959A5 CH 301181 A CH301181 A CH 301181A CH 301181 A CH301181 A CH 301181A CH 644959 A5 CH644959 A5 CH 644959A5
- Authority
- CH
- Switzerland
- Prior art keywords
- zone
- acetate
- cadmium
- photoconductive member
- coating
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 25
- 230000008569 process Effects 0.000 title description 13
- 229910052980 cadmium sulfide Inorganic materials 0.000 claims description 56
- WUPHOULIZUERAE-UHFFFAOYSA-N 3-(oxolan-2-yl)propanoic acid Chemical compound OC(=O)CCC1CCCO1 WUPHOULIZUERAE-UHFFFAOYSA-N 0.000 claims description 48
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 42
- 239000000758 substrate Substances 0.000 claims description 28
- 239000002131 composite material Substances 0.000 claims description 23
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000576 coating method Methods 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 18
- 239000010949 copper Substances 0.000 claims description 18
- 239000007864 aqueous solution Substances 0.000 claims description 16
- 239000013078 crystal Substances 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 15
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 14
- LHQLJMJLROMYRN-UHFFFAOYSA-L cadmium acetate Chemical compound [Cd+2].CC([O-])=O.CC([O-])=O LHQLJMJLROMYRN-UHFFFAOYSA-L 0.000 claims description 14
- 229910052801 chlorine Inorganic materials 0.000 claims description 14
- 239000000460 chlorine Substances 0.000 claims description 14
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 claims description 14
- 238000000197 pyrolysis Methods 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
- 229910052760 oxygen Inorganic materials 0.000 claims description 13
- 239000001301 oxygen Substances 0.000 claims description 13
- ZOIORXHNWRGPMV-UHFFFAOYSA-N acetic acid;zinc Chemical compound [Zn].CC(O)=O.CC(O)=O ZOIORXHNWRGPMV-UHFFFAOYSA-N 0.000 claims description 12
- 239000004246 zinc acetate Substances 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 11
- 229910052793 cadmium Inorganic materials 0.000 claims description 9
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- CJOBVZJTOIVNNF-UHFFFAOYSA-N cadmium sulfide Chemical compound [Cd]=S CJOBVZJTOIVNNF-UHFFFAOYSA-N 0.000 claims description 8
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 7
- 239000005083 Zinc sulfide Substances 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 7
- 239000011701 zinc Substances 0.000 claims description 7
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 claims description 7
- 229940046892 lead acetate Drugs 0.000 claims description 6
- 230000031700 light absorption Effects 0.000 claims description 5
- 229910052984 zinc sulfide Inorganic materials 0.000 claims description 5
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- 229910052981 lead sulfide Inorganic materials 0.000 claims description 4
- 229940056932 lead sulfide Drugs 0.000 claims description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 claims description 2
- 150000004763 sulfides Chemical class 0.000 claims description 2
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 claims 1
- 229910001092 metal group alloy Inorganic materials 0.000 claims 1
- 239000000243 solution Substances 0.000 description 20
- 239000010408 film Substances 0.000 description 18
- 230000015572 biosynthetic process Effects 0.000 description 16
- 238000011161 development Methods 0.000 description 14
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 13
- 229910052711 selenium Inorganic materials 0.000 description 12
- 239000011669 selenium Substances 0.000 description 12
- 230000007423 decrease Effects 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- 238000005507 spraying Methods 0.000 description 8
- 238000007792 addition Methods 0.000 description 7
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000012298 atmosphere Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 150000001242 acetic acid derivatives Chemical class 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 3
- 150000001805 chlorine compounds Chemical class 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 229910052714 tellurium Inorganic materials 0.000 description 3
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 3
- 238000001429 visible spectrum Methods 0.000 description 3
- ZQGWBPQBZHMUFG-UHFFFAOYSA-N 1,1-dimethylthiourea Chemical compound CN(C)C(N)=S ZQGWBPQBZHMUFG-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 238000006862 quantum yield reaction Methods 0.000 description 2
- 230000033458 reproduction Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000005118 spray pyrolysis Methods 0.000 description 2
- 230000007480 spreading Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- VLCDUOXHFNUCKK-UHFFFAOYSA-N N,N'-Dimethylthiourea Chemical compound CNC(=S)NC VLCDUOXHFNUCKK-UHFFFAOYSA-N 0.000 description 1
- FLVIGYVXZHLUHP-UHFFFAOYSA-N N,N'-diethylthiourea Chemical compound CCNC(=S)NCC FLVIGYVXZHLUHP-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- BKQMNPVDJIHLPD-UHFFFAOYSA-N OS(=O)(=O)[Se]S(O)(=O)=O Chemical class OS(=O)(=O)[Se]S(O)(=O)=O BKQMNPVDJIHLPD-UHFFFAOYSA-N 0.000 description 1
- 206010034972 Photosensitivity reaction Diseases 0.000 description 1
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- -1 argon ions Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 239000007844 bleaching agent Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 230000036211 photosensitivity Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 1
- IYKVLICPFCEZOF-UHFFFAOYSA-N selenourea Chemical compound NC(N)=[Se] IYKVLICPFCEZOF-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 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
- G03G5/08—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being inorganic
- G03G5/082—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being inorganic and not being incorporated in a bonding material, e.g. vacuum deposited
-
- 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
- G03G5/043—Photoconductive layers characterised by having two or more layers or characterised by their composite structure
- G03G5/0433—Photoconductive layers characterised by having two or more layers or characterised by their composite structure all layers being inorganic
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14770480A | 1980-05-08 | 1980-05-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH644959A5 true CH644959A5 (fr) | 1984-08-31 |
Family
ID=22522596
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH301181A CH644959A5 (fr) | 1980-05-08 | 1981-05-08 | Organe photoconducteur pour procede electrophotographique. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS575051A (enrdf_load_stackoverflow) |
CA (1) | CA1165612A (enrdf_load_stackoverflow) |
CH (1) | CH644959A5 (enrdf_load_stackoverflow) |
DE (1) | DE3117975A1 (enrdf_load_stackoverflow) |
FR (1) | FR2482322B1 (enrdf_load_stackoverflow) |
GB (1) | GB2075699B (enrdf_load_stackoverflow) |
IT (1) | IT1137139B (enrdf_load_stackoverflow) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4343881A (en) * | 1981-07-06 | 1982-08-10 | Savin Corporation | Multilayer photoconductive assembly with intermediate heterojunction |
CN114447151A (zh) * | 2022-01-19 | 2022-05-06 | 安徽大学 | 一种用于太阳能电池的硫化镉薄膜的制备方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB836886A (en) * | 1955-07-29 | 1960-06-09 | Gen Electric | Methods for the preparation of photoconducting films and devices incorporating such films |
FR1336407A (fr) * | 1961-08-30 | 1963-08-30 | Ncr Co | Pellicule photoconductrice et semi-conductrice et son procédé de formation |
BE621339A (enrdf_load_stackoverflow) * | 1961-08-30 | 1900-01-01 | ||
US3519480A (en) * | 1967-01-13 | 1970-07-07 | Eastman Kodak Co | Process for treating photoconductive cadmium sulfide layers |
SU558252A1 (ru) * | 1975-07-08 | 1977-05-15 | Вильнюсский Государственный Университет Им. В.Капсукаса | Электрофотографический диапозитив |
US4095006A (en) * | 1976-03-26 | 1978-06-13 | Photon Power, Inc. | Cadmium sulfide film |
DE2722818C2 (de) * | 1977-05-20 | 1982-03-25 | Coulter Systems Corp., 01730 Bedford, Mass. | Elektrophotographisches Aufzeichnungsmaterial und Verfahren zur Herstellung eines elektrophotographischen Aufzeichnungsmaterials |
-
1981
- 1981-03-26 CA CA000373925A patent/CA1165612A/en not_active Expired
- 1981-04-02 GB GB8110351A patent/GB2075699B/en not_active Expired
- 1981-04-15 IT IT21197/81A patent/IT1137139B/it active
- 1981-04-24 JP JP6154881A patent/JPS575051A/ja active Granted
- 1981-05-07 FR FR8109117A patent/FR2482322B1/fr not_active Expired
- 1981-05-07 DE DE19813117975 patent/DE3117975A1/de active Granted
- 1981-05-08 CH CH301181A patent/CH644959A5/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0237583B2 (enrdf_load_stackoverflow) | 1990-08-24 |
GB2075699B (en) | 1984-06-13 |
IT1137139B (it) | 1986-09-03 |
DE3117975C2 (enrdf_load_stackoverflow) | 1991-07-25 |
DE3117975A1 (de) | 1982-04-29 |
JPS575051A (en) | 1982-01-11 |
FR2482322A1 (fr) | 1981-11-13 |
CA1165612A (en) | 1984-04-17 |
GB2075699A (en) | 1981-11-18 |
IT8121197A0 (it) | 1981-04-15 |
FR2482322B1 (fr) | 1986-03-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
USRE35198E (en) | Image forming member for electrophotography | |
FR2487535A1 (enrdf_load_stackoverflow) | ||
FR2490839A1 (fr) | Element photoconducteur | |
FR2594566A1 (fr) | Procede et appareil de developpement d'une image electrostatique latente | |
FR2536550A1 (fr) | Dispositif photosensible pour electrophotographie | |
US4609605A (en) | Multi-layered imaging member comprising selenium and tellurium | |
FR2524661A1 (fr) | Element photoconducteur | |
FR2520887A1 (fr) | Element photoconducteur | |
CH652835A5 (fr) | Ensemble photoconducteur a couches multiples avec une heterojonction intermediaire. | |
FR2698974A1 (fr) | Procédé électrophotographique de formation d'image toner. | |
CH644959A5 (fr) | Organe photoconducteur pour procede electrophotographique. | |
LU81942A1 (fr) | Dispositif de developpement d'une image electrostatique latente | |
FR2549613A1 (fr) | Element photoconducteur | |
CH646802A5 (fr) | Procede et appareil de report d'images electrostatiques developpees pour procede electrophotographique de reproduction. | |
CH636455A5 (fr) | Appareil electrophotographique a double transfert de l'image. | |
US4341851A (en) | Electrophotographic photoconductor comprising CdS and ZnS | |
FR2544515A1 (fr) | Element photoconducteur pour electrophotographie | |
FR2468149A1 (fr) | Procede de reproduction electrophotographique | |
FR2539522A1 (fr) | Element photoconducteur | |
US4415642A (en) | Electrophotographic member of Se-Te-As with halogen | |
CH596585A5 (en) | Electrophotographic film with four successive layers | |
JPS6043662A (ja) | 電子写真用セレン感光体 | |
FR2551229A1 (fr) | Element photoconducteur pour electrophotographie | |
CH640069A5 (en) | Contact duplicator for reproducing developed images | |
CH581846A5 (en) | Electrophotographic film - has thin ohmic conductor and sputtered thin inorg photoconductor film on flexible support |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased | ||
PL | Patent ceased |