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US4247629A Expired / Lapsed US ⏱️ 0.0 years remaining

Light-sensitive photographic element comprising a cyan image dye-providing compound

Assignee: Konica Minolta Inc
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Filing: 1979-08-22
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Granted: 1981-01-27
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Expires: 1999-08-22
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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

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