US4347308A
Expired / Lapsed
US
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Photographic materials
Assignee: Fujifilm Holdings Corp
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Filing: 1981-02-17
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Granted: 1982-08-31
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Expires: 2001-02-17
Abstract
Abstract A photographic material is described containing in at least one photographic layer a compound of formula (I) <IMAGE> (I) wherein at least one of R1 and R2 is a fluorine-substituted alkyl group, and R1 or R2 can be a substituted or unsubstituted alkyl or aryl group, and M is a cation.
Inventors
- 👤 Tetsuo Takeuchi
- 👤 Yasuo Mukunoki
- 👤 Junji Minanizono
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:38
CPC Classifications
C; C07; C07C; C07C309/00; C07C309/01; C07C309/02; C07C309/03; C07C309/17; G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/38; G03C1/385; G03C1/76; G03C1/85; Y; Y10; Y10S; Y10S430/00; Y10S430/162
Claims Analysis
Total Claims: 23
Claim 1
Independent Claim
59 words
A photographic light-sensitive element comprising a silver halide and containing in at least one photographic layer thereof a compound of formula (I) ##STR7## wherein at least one of R 1 and R 2 is a fluorine-substituted alkyl group, and R 1 or R 2 can be a substituted or unsubstituted alkyl or aryl group, and M is a cation.
Claim 2
Dependent Claim
59 words
A photographic light-sensitive element comprising a silver halide and containing in at least one photographic layer thereof a compound of formula (I) ##STR7## wherein at least one of R 1 and R 2 is a fluorine-substituted alkyl group, and R 1 or R 2 can be a substituted or unsubstituted alkyl or aryl group, and M is a cation.
Claim 3
Dependent Claim
21 words
A photographic element as in claim 1 containing said compound of formula (I) in an outermost layer of said photographic material.
Claim 4
Dependent Claim
41 words
A photographic element as in claim 1 or 2, wherein the alkyl groups constituting R 1 and R 2 contain from 1 to 30 carbon atoms and the aryl groups constituting R 1 or R 2 are phenyl or naphthyl groups.
Claim 5
Dependent Claim
24 words
A photographic element as in claim 3, wherein the alkyl groups constituting R 1 and R 2 contain from 2 to 20 carbon atoms.
Claim 6
Dependent Claim
102 words
A photographic element as in claim 1 or 2, wherein the fluorine-substituted alkyl group is selected from --CH 2 ) n C m F 2m+1 , --CH 2 ) n (CF 2 ) m H, --CH 2 CH 2 O) n1 (CH 2 ) n -C m F 2m+1 , --CH 2 CH 2 O) n1 (CH 2 ) n (CF 2 ) m H, --CH 2 ) n1 NHCO(CF 2 ) m H, or --CH 2 ) n1 NHCOC m F 2m+1 , wherein n is 0, 1 or 2, m is 1 to 12, and n1 is 1 to 4.
Claim 7
Dependent Claim
57 words
A photographic element as in claim 1 or 2, wherein M is cation ion selected from the group Na + , K + , Ca ++ , NH 4 + , C 2 H 5 -NH 3 + , HN(C 2 H 5 ) 3 + , or H 3 NCH 2 CH 2 OH + .
Claim 8
Dependent Claim
31 words
A photographic element as in claim 1 or 2, wherein said compound of formula (I) is present in said layer in an amount of from 0.05 to 50 mg/m 2 .
Claim 9
Dependent Claim
33 words
A photographic element as in claim 1 or 2, wherein the fluorinated anionic surfactant of formula (I) is present in said layer in an amount of from 1 to 20 mg/m 2 .
Claim 10
Dependent Claim
66 words
A photographic light-sensitive element comprising a silver halide and containing in at least one photographic layer thereof an alkyl betaine ion surfactant and a fluorinated anionic surfactant of formula (I) ##STR8## wherein at least one R 1 and R 2 is a fluorine-substituted alkyl group, and R 1 or R 2 can be a substituted or unsubstituted alkyl or aryl group, and M is a cation.
Claim 11
Dependent Claim
66 words
A photographic light-sensitive element comprising a silver halide and containing in at least one photographic layer thereof an alkyl betaine ion surfactant and a fluorinated anionic surfactant of formula (I) ##STR8## wherein at least one R 1 and R 2 is a fluorine-substituted alkyl group, and R 1 or R 2 can be a substituted or unsubstituted alkyl or aryl group, and M is a cation.
Claim 12
Dependent Claim
28 words
A photographic element as in claim 9 containing said alkyl betaine surfactant and said fluorinated anionic surfactant of formula (I) in an outermost layer of said photographic material.
Claim 13
Dependent Claim
39 words
A photographic element as in claim 9 or 10, wherein alkyl groups constituting R 1 and R 2 contain from 1 to 30 carbon atoms and aryl groups constituting R 1 or R 2 are phenyl or naphthyl groups.
Claim 14
Dependent Claim
23 words
A photographic element as in claim 11, wherein alkyl groups constituting R 1 and R 2 contain from 2 to 20 carbon atoms.
Claim 15
Dependent Claim
99 words
A photographic material as in claim 9, wherein the fluorine-substituted alkyl group is selected from --CH 2 ) n C m F 2m+1 , --CH 2 ) n (CF 2 ) m H, --CH 2 CH 2 O) n1 (CH 2 ) n C m F 2m+1 , --CH 2 CH 2 O) n1 (CH 2 ) n (CF 2 ) m H, --CH 2 ) n1 (NHCO(CF 2 ) m H, or --CH 2 ) n1 NHCOC m F 2m+1 wherein n is 0, 1 or 2, m is 1 to 12, and n1 is 1 to 4.
Claim 16
Dependent Claim
57 words
A photographic material as in claim 9 or 10, wherein M is cation ion selected from the group Na + , K + , Ca ++ , NH 4 + , C 2 H 5 -NH 3 + , HN(C 2 H 5 ) 3 + , or H 3 NCH 2 CH 2 OH + .
Claim 17
Dependent Claim
96 words
A photographic material as in claim 9 or 10, wherein said alkyl betaine compound is selected from formulae (II) or (III) ##STR9## wherein R represents a saturated or unsaturated hydrocarbon group having from 7 to 21 carbon atoms; R 3 and R 4 each represents an alkyl group having from 1 to 18 carbon atoms, a hydroxyalkyl group, or a polyalkylene oxide group; R 5 and R 6 each represents hydrogen or an alkyl group having from 1 to 4 carbon atoms; p is an integer of at least 2; and x is 0 or 1.
Claim 18
Dependent Claim
33 words
A photographic material as in claim 9 or 10, wherein the fluorinated anionic surfactant of formula (I) is present in said layer in an amount of from 5 to 100 mg/m 2 .
Claim 19
Dependent Claim
33 words
A photographic material as in claim 9 or 10, wherein the fluorinated anionic surfactant of formula (I) is present in said layer in an amount of from 20 to 50 mg/m 2 .
Claim 20
Dependent Claim
30 words
A photographic material as in claim 9 or 10, wherein said alkyl betaine surfactant is present in said layer in an amount of from 10 to 500 mg/m 2 .
Claim 21
Dependent Claim
30 words
A photographic material as in claim 9 or 10, wherein said alkyl betaine surfactant is present in said layer in an amount of from 30 to 100 mg/m 2 .
Claim 22
Dependent Claim
24 words
A photographic material as in claim 15, wherein said alkyl betaine is present in an amount of from 10 to 500 mg/m 2 .
Claim 23
Dependent Claim
24 words
A photographic material as in claim 15, wherein said alkyl betaine is present in an amount of from 30 to 100 mg/m 2 .
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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) | 1985-08-30 | 1986-03-01 | 1986-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-08-30 | 1990-03-01 | 1990-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-08-30 | 1994-03-01 | 1994-08-31 | $7700.00 | Window Closed / Lapsed |