CH491414A - Materiale per riproduzione, procedimento per la preparazione di questo materiale e utilizzazione del materiale - Google Patents
Materiale per riproduzione, procedimento per la preparazione di questo materiale e utilizzazione del materialeInfo
- Publication number
- CH491414A CH491414A CH259866A CH259866A CH491414A CH 491414 A CH491414 A CH 491414A CH 259866 A CH259866 A CH 259866A CH 259866 A CH259866 A CH 259866A CH 491414 A CH491414 A CH 491414A
- Authority
- CH
- Switzerland
- Prior art keywords
- reproduction
- utilization
- preparing
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
- C07D311/12—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 3 and unsubstituted in position 7
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
- C07D311/14—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 6 and unsubstituted in position 7
-
- 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
- G03G5/0622—Heterocyclic compounds
- G03G5/0624—Heterocyclic compounds containing one hetero ring
- G03G5/0635—Heterocyclic compounds containing one hetero ring being six-membered
- G03G5/0637—Heterocyclic compounds containing one hetero ring being six-membered containing one hetero atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photoreceptors In Electrophotography (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT1410665 | 1965-02-27 | ||
| IT411465 | 1965-02-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH491414A true CH491414A (it) | 1970-05-31 |
Family
ID=26325523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH259866A CH491414A (it) | 1965-02-27 | 1966-02-23 | Materiale per riproduzione, procedimento per la preparazione di questo materiale e utilizzazione del materiale |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE676292A (it) |
| CH (1) | CH491414A (it) |
| DE (1) | DE1522730A1 (it) |
| GB (1) | GB1129327A (it) |
-
1966
- 1966-02-10 BE BE676292D patent/BE676292A/xx unknown
- 1966-02-16 DE DE19661522730 patent/DE1522730A1/de active Pending
- 1966-02-22 GB GB779166A patent/GB1129327A/en not_active Expired
- 1966-02-23 CH CH259866A patent/CH491414A/it not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1129327A (en) | 1968-10-02 |
| DE1522730A1 (de) | 1969-10-16 |
| BE676292A (it) | 1966-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |