US4247629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-sensitive photographic element comprising a cyan image dye-providing compound
Assignee: Konica Minolta Inc
•
Filing: 1979-08-22
•
Granted: 1981-01-27
•
Expires: 1999-08-22
Abstract
Abstract A light-sensitive photographic element comprising a support and at least one light-sensitive silver halide emulsion layer coated thereon having associated therewith a cyan image dye-providing compound which releases a cyan dye or a precursor thereof corresponding to the imagewise exposure of said emulsion layer, said cyan image dye-providing compound being a compound represented by formula [I] or [II]: ##STR1## wherein Car, R 1 , R 2 , X, Y 1 , Y 2 , m, J 1 and J 2 are defined in the specification and claims.
Inventors
- 👤 Masaru Kanbe
- 👤 Kazumasa Watanabe
- 👤 Morito Uemura
- 👤 Jiro Takahashi
- 👤 Ryuichiro Kobayashi
- 👤 Tatsuhiko Kobayashi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:08
CPC Classifications
C; C09; C09B; C09B29/00; C09B29/24; C09B29/28; C09B29/0003; G; G03; G03C; G03C8/00; G03C8/02; G03C8/08; G03C8/10
Claims Analysis
Total Claims: 18
Claim 1
Independent Claim
363 words
A light-sensitive photographic element comprising a support and at least one light-sensitive silver halide emulsion layer coated thereon and having associated therewith a cyan image dye-providing compound represented by formula [I] or [II]: ##STR53## wherein Car represents a carrier moiety having an organic ballast group containing sufficient carbon atoms to render the compound nondiffusible during processing in an alkaline processing composition, which can be oxidized under alkaline conditions to release a diffusible dye or a precursor thereof from said compound; R 1 and R 2 , which may be the same or different, independently represent a hydrogen atom or an alkyl group having 1 to 3 carbon atoms (provided that the total sum of carbon atoms in R 1 and R 2 does not exceed 4); X represents a hydroxyl group or a salt thereof or a group which can be converted into a hydroxyl group by hydrolysis and having the following formulae: ##STR54## in which R 3 represents an alkyl or haloalkyl group having 1 to 18 carbon atoms or a phenyl group which may be substituted; Y 1 represents ##STR55## group in which R 4 and R 5 may be the same or different and independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms (provided that the total sum of carbon atoms in R 4 and R 5 does not exceed 6); Y 2 represents a hydrogen atom or a group ##STR56## in which R 4 and R 5 are the same as defined above; m represents 0 or 1; and J 1 and J 2 may be the same or different and independently bivalent linking group having the formula --R 6 -- --(O) n --R p 7 -- in which R 6 and R 7 , which may be the same or different, independently represent an alkylene group having 1 to 8 carbon atoms or a phenylene group which may be substituted; n represents 0 or 1; p represents 1 when n is 1 and 1 or 0 when n is 0 (provided that, when p is 1, the total sum of carbon atoms in R 6 and R 7 does not exceed 13).
Claim 2
Dependent Claim
363 words
A light-sensitive photographic element comprising a support and at least one light-sensitive silver halide emulsion layer coated thereon and having associated therewith a cyan image dye-providing compound represented by formula [I] or [II]: ##STR53## wherein Car represents a carrier moiety having an organic ballast group containing sufficient carbon atoms to render the compound nondiffusible during processing in an alkaline processing composition, which can be oxidized under alkaline conditions to release a diffusible dye or a precursor thereof from said compound; R 1 and R 2 , which may be the same or different, independently represent a hydrogen atom or an alkyl group having 1 to 3 carbon atoms (provided that the total sum of carbon atoms in R 1 and R 2 does not exceed 4); X represents a hydroxyl group or a salt thereof or a group which can be converted into a hydroxyl group by hydrolysis and having the following formulae: ##STR54## in which R 3 represents an alkyl or haloalkyl group having 1 to 18 carbon atoms or a phenyl group which may be substituted; Y 1 represents ##STR55## group in which R 4 and R 5 may be the same or different and independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms (provided that the total sum of carbon atoms in R 4 and R 5 does not exceed 6); Y 2 represents a hydrogen atom or a group ##STR56## in which R 4 and R 5 are the same as defined above; m represents 0 or 1; and J 1 and J 2 may be the same or different and independently bivalent linking group having the formula --R 6 -- --(O) n --R p 7 -- in which R 6 and R 7 , which may be the same or different, independently represent an alkylene group having 1 to 8 carbon atoms or a phenylene group which may be substituted; n represents 0 or 1; p represents 1 when n is 1 and 1 or 0 when n is 0 (provided that, when p is 1, the total sum of carbon atoms in R 6 and R 7 does not exceed 13).
Claim 3
Dependent Claim
62 words
A light-sensitive photographic element according to claim 1 wherein said Car represents a group having following formula [III]: ##STR57## wherein Ball represents an organic ballast group having sufficient carbon atoms to render the compound nondiffusible during processing in an alkaline processing composition and z 1 represents a group of carbon atoms necessary for completing a benzene ring, 5,6,7,8-tetrahydrophthalene or a naphthalene ring.
Claim 4
Dependent Claim
19 words
A light-sensitive photographic element according to claim 2 wherein said Car represents a group having the following formula: ##STR58##
Claim 5
Dependent Claim
26 words
A light-sensitive photographic element according to claim 3 wherein R 1 and R 2 in formula [I] independently represent a methyl group or an ethyl group.
Claim 6
Dependent Claim
33 words
A light-sensitive photographic element according to claim 4 wherein, in formula [I], m equals 0 and J 2 represents a bivalent group selected from ##STR59## and --CH 2 CH 2 CH 2 --.
Claim 7
Dependent Claim
30 words
A light-sensitive photographic element according to claim 5 wherein R 1 and R 2 in formula [I] are the same and each is a methyl group or an ethyl group.
Claim 8
Dependent Claim
39 words
A light-sensitive photographic element according to claim 6 wherein said cyan image dye-providing compound is represented by the following formula: ##STR60## wherein J 2 represents a bivalent group selected from ##STR61## and --CH 2 CH 2 CH 2 --.
Claim 9
Dependent Claim
39 words
A light-sensitive photographic element according to claim 5 wherein said cyan image dye-providing compound is represented by the following formula: ##STR62## wherein J 2 represents a bivalent group selected from ##STR63## and --CH 2 CH 2 CH 2 --.
Claim 10
Dependent Claim
41 words
A light-sensitive photographic element according to claim 4 wherein, in formula [I], m equals 1, and J 1 represents a bivalent group ##STR64## and J 2 is a bivalent group selected from ##STR65## and --CH 2 CH 2 CH 2 --.
Claim 11
Dependent Claim
29 words
A light-sensitive photographic element according to claim 9 wherein R 1 and R 2 in formula [I] are the same and each is a methyl group or ethyl group.
Claim 12
Dependent Claim
56 words
A light-sensitive photographic element according to claim 1 wherein said Car represents a group having following formula [IV]: ##STR66## wherein Ball represents an organic ballast group having sufficient atoms to render the compound nondiffusible during processing in an alkaline processing composition and z 2 represents a group of carbon atoms necessary for completing a benzene ring.
Claim 13
Dependent Claim
19 words
A light-sensitive photographic element according to claim 11 wherein said Car represents a group having the following formula: ##STR67##
Claim 14
Dependent Claim
26 words
A light-sensitive photographic element according to claim 12 wherein R 1 and R 2 in formula [I] independently represent a methyl group or an ethyl group.
Claim 15
Dependent Claim
33 words
A light-sensitive photographic element according to claim 1 wherein, in formula [II], m equals 0 and J 2 is a bivalent group selected from ##STR68## and --CH 2 CH 2 CH 2 --.
Claim 16
Dependent Claim
55 words
A light-sensitive photographic element according to claim 14 wherein said cyan image dye-providing compound is represented by the following formula: ##STR69## wherein Y 2 represents a hydrogen atom or a group --SO 2 NHC(CH 3 ) 3 and J 2 represents a bivalent group selected from ##STR70## and --CH 2 CH 2 CH 2 --.
Claim 17
Dependent Claim
55 words
A light-sensitive photographic element according to claim 14 wherein said cyan image dye-providing compound is represented by the following formula: ##STR71## wherein Y 2 represents a hydrogen atom or a group --SO 2 NHC(CH 3 ) 3 and J 2 represents a bivalent group selected from ##STR72## and --CH 2 CH 2 CH 2 --.
Claim 18
Dependent Claim
40 words
A light-sensitive photographic element according to claim 1 wherein, in formula [II], m equals 1, J 1 represents a bivalent group ##STR73## and J 2 is a bivalent group selected from ##STR74## and CH 2 CH 2 CH 2 --.
References Cited (Backward Citations)
US3942987A
Cited
US4013635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-27 | 1984-07-28 | 1985-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-27 | 1988-07-28 | 1989-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-27 | 1992-07-28 | 1993-01-27 | $7700.00 | Window Closed / Lapsed |