US4281053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multilayer organic photovoltaic elements
Assignee: Eastman Kodak Co
•
Filing: 1980-02-07
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Granted: 1981-07-28
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Expires: 2000-02-07
Abstract
Abstract A photoconductive laminate and its use are disclosed, the laminate comprising two layers of compounds, each layer being a single phase and at least one of the compounds having a generally planar polycyclic nucleus.
Inventors
- 👤 Ching W. Tang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:14
CPC Classifications
C; C09; C09B; C09B5/00; C09B5/62; C09B23/00; C09B23/02; C09B23/04; C09B23/06; C09B55/00; C09B55/002; C09B55/003; C09B55/004; H; H10; H10K; H10K30/00; H10K30/20; H10K85/00; H10K85/60; H10K85/615; H10K85/621; H10K85/649; H10K85/652; H10K30/50; H10K85/30; H10K85/311; H10K85/655; Y; Y02; Y02E; Y02E10/00; Y02E10/50; Y02E10/549; Y10; Y10S; Y10S430/00; Y10S430/001; Y10S430/10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
169 words
A photoconductive laminate comprising a single-phase layer of an organic electron-donor compound containing a generally planar polycyclic nucleus, and in contact with said layer, a single-phase layer of a photoconductive organic dye having the structure ##STR33## wherein: J is ##STR34## or N; D 1 and D 2 are the same or different and are each the non-metallic atoms necessary to complete a heterocyclic 6-membered ring containing O, S, or Se as a ring atom; R 8 , R 9 and R 10 are the same or different and are each H, alkyl from 1 to about 3 carbon atoms, aryl, cyano or nitro; R 1 , R 2 , R 3 and R 4 are the same or different and are each phenyl, or alkyl or alkoxy containing from 1 to about 5 carbon atoms, at least two of R 1 , R 2 , R 3 and R 4 being phenyl; m is 1 or 0 and is 0 if J is N; and Z.sup.⊖ is an anion.
Claim 2
Dependent Claim
169 words
A photoconductive laminate comprising a single-phase layer of an organic electron-donor compound containing a generally planar polycyclic nucleus, and in contact with said layer, a single-phase layer of a photoconductive organic dye having the structure ##STR33## wherein: J is ##STR34## or N; D 1 and D 2 are the same or different and are each the non-metallic atoms necessary to complete a heterocyclic 6-membered ring containing O, S, or Se as a ring atom; R 8 , R 9 and R 10 are the same or different and are each H, alkyl from 1 to about 3 carbon atoms, aryl, cyano or nitro; R 1 , R 2 , R 3 and R 4 are the same or different and are each phenyl, or alkyl or alkoxy containing from 1 to about 5 carbon atoms, at least two of R 1 , R 2 , R 3 and R 4 being phenyl; m is 1 or 0 and is 0 if J is N; and Z.sup.⊖ is an anion.
Claim 3
Dependent Claim
30 words
A laminate as defined in claim 1, wherein said due has the structure ##STR35## wherein Q and X are the same or different and are each O, S, or Se.
Claim 4
Dependent Claim
107 words
A photoconductive laminate comprising a single-phase layer of an organic electron donor compound containing a generally planar polycyclic nucleus, and in contact with said layer, a single-phase layer of a photoconductive organic dye having the structure: ##STR36## in which R 5 and R 6 are the same or differnt and are each alkyl from 1 to about 6 carbon atoms, phenyl, or a 5 or 6-membered heterocyclic ring; R 7 represents an alkylamino-substituted phenyl or an alkylamino-substituted 5 or 6-membered heterocyclic ring having from 1 to about 6 carbon atoms in the alkyl moiety; X is oxygen, selenium or sulfur; and Z 8 ⊖ is an anion.
Claim 5
Dependent Claim
107 words
A photoconductive laminate comprising a single-phase layer of an organic electron donor compound containing a generally planar polycyclic nucleus, and in contact with said layer, a single-phase layer of a photoconductive organic dye having the structure: ##STR36## in which R 5 and R 6 are the same or differnt and are each alkyl from 1 to about 6 carbon atoms, phenyl, or a 5 or 6-membered heterocyclic ring; R 7 represents an alkylamino-substituted phenyl or an alkylamino-substituted 5 or 6-membered heterocyclic ring having from 1 to about 6 carbon atoms in the alkyl moiety; X is oxygen, selenium or sulfur; and Z 8 ⊖ is an anion.
Claim 6
Dependent Claim
38 words
A laminate as defined in claim 1 or 3 and further including a layer of metal operatively connected to at least one of said layers, said metal being selected to make an ohmic contact with said one layer.
Claim 7
Dependent Claim
16 words
A laminate as defined in claim 1 or 3, wherein said dye is a thiapyrylium dye.
Claim 8
Dependent Claim
47 words
A laminate as defined in claim 1 or 3, wherein said donor compound has a surface area in the plane of the compound, on one side of the compound, of at least 40 square angstroms, and a width in the plane of at least about 5 angstroms.
Claim 9
Dependent Claim
23 words
A laminate as defined in claim 1 or 3, wherein said layers have a total thickness of no greater than about 0.5 microns.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-07-27 | 1985-01-26 | 1985-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-07-27 | 1989-01-26 | 1989-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-07-27 | 1993-01-26 | 1993-07-28 | $7700.00 | Window Closed / Lapsed |