UST889022I4 - Defensive publication - Google Patents
Defensive publication Download PDFInfo
- Publication number
- UST889022I4 UST889022I4 US889022DH UST889022I4 US T889022 I4 UST889022 I4 US T889022I4 US 889022D H US889022D H US 889022DH US T889022 I4 UST889022 I4 US T889022I4
- Authority
- US
- United States
- Prior art keywords
- defensive publication
- formula
- photoconductors
- sensitizers
- sulfur
- 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.)
- Pending
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
- G03G5/06—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
- G03G5/0605—Carbocyclic compounds
- G03G5/0607—Carbocyclic compounds containing at least one non-six-membered ring
-
- 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
Definitions
- R R R and R may represent separate moieties; wherein R and R may be taken together to complete a fused aromatic ring; wherein A represents a hetero atom, e.g. oxygen or sulfur; and wherein B represents a radical having the formula ⁇ CH I wherein n represents a positive integer having a value of from 2 to 9.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photoreceptors In Electrophotography (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
ARE SENSITIZERS FOR PHOTOCONDUCTORS WHEREIN R1, R2, R3, AND R4 MAY REPRESENT SEPARATE MOIETIES; WHEREIN R1 AND R2 MAY BE TAKEN TOGETHER TO COMPLETE A FUSED AROMATIC RING; WHEREIN A REPRESENTS A HETERO ATOM, E.G. OXYGEN OR SULFUR; AND WHEREIN B REPRESENTS A RADICAL HAVING THE FORMULA (CH2)N-1 WHEREIN N REPRESENTS A POSITIVE INTEGERHAVING A VALUE OF FROM 2 TO 9.
COMPOUNDS HAVING THE FORMULA:
COMPOUNDS HAVING THE FORMULA:
Description
DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at the request of the applicant or owner in accordance with the Notice of Dec. 16, 1969, 869 0.8. 687. The abstracts of Defensive Publication applications are identified by distinctly numbered series and are arranged chronologically. The heading of each abstract indicates the number of pages of specification. including claims and sheets or drawings contained in the application as originally flied. The files of these applications are available to the public for inspection and reproduction may be purchased for 30 cents a sheet.
Defensive Publication applications have not been examined as to the merits of alleged invention. The Patent Oflice makes no assertion as to the novelty of the disclosed subject matter.
PUBLISHED AUGUST 31, 1971 T889,022 ELECTROPHOTOGRAPHIC COMPOSITION AND ELEMENT George A. Reynolds and James A. Van Allan, Kodak Park Works, Rochester, N.Y. 14650 Filed Oct. 5, 1970, Ser. No. 78,612 Int. Cl. G03g 5/06 US. Cl. 96--1.5 No Drawing. 13 Pages Specification Compounds having the formula:
are sensitizers for photoconductors wherein R R R and R may represent separate moieties; wherein R and R may be taken together to complete a fused aromatic ring; wherein A represents a hetero atom, e.g. oxygen or sulfur; and wherein B represents a radical having the formula {CH I wherein n represents a positive integer having a value of from 2 to 9.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7861270A | 1970-10-05 | 1970-10-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| UST889022I4 true UST889022I4 (en) | 1971-08-31 |
Family
ID=22145160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US889022D Pending UST889022I4 (en) | 1970-10-05 | 1970-10-05 | Defensive publication |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | UST889022I4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3932182A (en) | 1970-06-10 | 1976-01-13 | Mitsubishi Paper Mills, Ltd. | An organic photoconductive composition comprising an organic photoconductive compound and a sensitizing compound having an active methylene group |
-
1970
- 1970-10-05 US US889022D patent/UST889022I4/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3932182A (en) | 1970-06-10 | 1976-01-13 | Mitsubishi Paper Mills, Ltd. | An organic photoconductive composition comprising an organic photoconductive compound and a sensitizing compound having an active methylene group |
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