US3954816A
Expired / Lapsed
US
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Photosensitive material comprising polyacetylenic amine salts
Assignee: Eastman Kodak Co
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Filing: 1974-02-06
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Granted: 1976-05-04
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Expires: 1994-02-06
Abstract
Abstract Amine salts of polyacetylenic compounds containing a carboxylate moiety, preferably in conjunction with a group capable of hydrogen bonding, have unusually high radiation sensitivity, and are useful radiation-sensitive components in imaging systems.
Inventors
- 👤 Melvin S. Bloom
- 👤 Sally S. Fico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:48
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/025
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
152 words
Radiation-sensitive crystalline polyacetylenic amine salts having the structural formula: D-(CH.sub.2).sub.x (C≡C).sub.n (CH.sub.2).sub.y -COO.sup.- A .sup.+ wherein: n is an integer greater than 1; x and y are each an integer from 0 to 10; A is NRR 1 R 2 R 3 wherein R, R 1 , R 2 , and R 3 are H, alkyl of from 1 to 10 carbon atoms, aryl or substituted alkyl having substituents chosen from the group consisting of hydroxy, amino, carboxy and methoxy substituents; D is selected from the group consisting of CONHR 5 , CONHNHR 6 , and R 7 NHCOO radicals, wherein R 5 is an alkyl or substituted alkyl of from 3 to 8 carbon atoms in which the substituents are chosen from the group consisting of hydroxy, amino, and methoxy substituents, R 6 is alkyl or phenyl, and R 7 is an alkyl of from 1 to 8 carbons or phenyl.
Claim 2
Dependent Claim
152 words
Radiation-sensitive crystalline polyacetylenic amine salts having the structural formula: D-(CH.sub.2).sub.x (C≡C).sub.n (CH.sub.2).sub.y -COO.sup.- A .sup.+ wherein: n is an integer greater than 1; x and y are each an integer from 0 to 10; A is NRR 1 R 2 R 3 wherein R, R 1 , R 2 , and R 3 are H, alkyl of from 1 to 10 carbon atoms, aryl or substituted alkyl having substituents chosen from the group consisting of hydroxy, amino, carboxy and methoxy substituents; D is selected from the group consisting of CONHR 5 , CONHNHR 6 , and R 7 NHCOO radicals, wherein R 5 is an alkyl or substituted alkyl of from 3 to 8 carbon atoms in which the substituents are chosen from the group consisting of hydroxy, amino, and methoxy substituents, R 6 is alkyl or phenyl, and R 7 is an alkyl of from 1 to 8 carbons or phenyl.
Claim 3
Dependent Claim
28 words
A polyacetylenic amine salt as set forth in claim 1, wherein i n is 2, x and y are each 8 and D is a substituted alkylamide radical.
Claim 4
Dependent Claim
29 words
A polyacetylenic amine salt as set forth in claim 1 wherein A is NH 3 R, wherein R is an alkyl radical of from 3 to 6 carbon atoms.
Claim 5
Dependent Claim
30 words
A polyacetylenic amine salt as set forth in claim 1 wherein A is NH 3 R, wherein R is a hydroxy substituted alkyl of from 3 to 6 carbon atoms.
Claim 6
Dependent Claim
17 words
A polyacetylenic amine salt as set forth in claim 1 wherein said amine salt is hexylammonium 20-(N-hexylcarbamoyl)-9,11-eicosadiyne-1-carboxylate.
Claim 7
Dependent Claim
17 words
A polyacetylenic amine salt as set forth in claim 1 wherein said amine salt is propylammonium 20-(N-propylcarbamoyl)-9,11-eicosadiyne-1-carboxylate.
Claim 8
Dependent Claim
17 words
A polyacetylenic amine salt as set forth in claim 1 wherein said amine salt is 3-hydroxypropylammonium 20-9,11-eicosadiyne-1-carboxylate.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-05-04 | 1979-11-03 | 1980-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-05-04 | 1983-11-03 | 1984-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-05-04 | 1987-11-03 | 1988-05-04 | $7700.00 | Window Closed / Lapsed |