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21. 发明专利

JPH03265845A COLOR PHOTOGRAPHIC SENSITIVE MATERIAL HAVING SUPERIOR HUE REPRODUCIBILITY 失效
公开(公告)号：JPH03265845A
公开(公告)日：1991-11-26
申请号：JP6541590
申请日：1990-03-15
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , FUKAZAWA FUMIYOSHI , SHINBA SATORU
IPC分类号： G03C7/20
摘要： PURPOSE:To reproduce a bluish purple hue without deteriorating red hue reproducibility by forming a red-sensitive silver halide emulsion layer having the max. sensitivity of the spectral sensitivity distribution at a specified wavelength and contg. a yellow coupler. CONSTITUTION:A blue-sensitive silver halide emulsion layer, a green-sensitive silver haldie emulsion layer and a red-sensitive silver halide emulsion layer are formed o a base. The red-sensitive silver halide emulsion layer has the max. sensitivity of the spectral sensitivity distribution at 595-625 nm wavelength (lambdaR) and contains a yellow coupler. A bluish purple hue can be faithfully reproduced without deteriorating red hue reproducibility.

22. 发明专利

JPH03239247A COLOR PHOTOGRAPHIC SENSITIVE MATERIAL HAVING EXCELLENT HUE REPRODUCIBILITY 失效
公开(公告)号：JPH03239247A
公开(公告)日：1991-10-24
申请号：JP3661990
申请日：1990-02-16
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , SHINBA SATORU
IPC分类号： G03C7/20 , G03C1/18 , G03C7/26 , G03C7/392
摘要： PURPOSE:To To obtain good color reproducibility by incorporating >=1 kind of specified sensitizing dyes stuff into a green sensitive silver halide emulsion layer and a red sensitive silver halide emulsion layer. CONSTITUTION:At least one kind of the sensitizing dyes stuff expressed by formula I and/or formula II are incorporated into the green sensitive silver halide emulsion layer and the red sensitive silver halide emulsion layer. In the formulas I, II, R1, R6 denote a hydrogen atom, alkyl group or aryl group; R2, R3, R4, R5, R7, R8, R9, and R10 respectively denote an alkyl group or aryl group. Z1, Z2, Z3, Z4, Z5, Z6, Z7, and Z8 denote a hydrogen atom, hydroxyl group, sulfonyl group, etc.; X1 denotes anion; (n) denotes 1 or 2; (n) denotes 1 when the sensitizing dye stuff forms an intramolecular salt. Y1 and Y2 denote a nitro gen atom, oxygen atom, sulfur atom,or selenium atom. The good color reproducibility is obtd. in this way.

23. 发明专利

JPH02105146A SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL 失效
公开(公告)号：JPH02105146A
公开(公告)日：1990-04-17
申请号：JP25912188
申请日：1988-10-14
申请人： KONISHIROKU PHOTO IND
发明人： OTA HIDEO , IRIE KOJI , KIDA SHUJI
IPC分类号： G03C7/20 , G03C1/42 , G03C7/30 , G03C7/392
摘要： PURPOSE:To improve sharpness and graininess by providing photosensitive silver halide emulsion layers adjacently to a black colloid silver-contg. layer and incorporating a specific compd. into at least one layer of the photograph constituting layers. CONSTITUTION:Any of the photosensitive silver halide emulsion layers is provided adjacently to the black colloid silver-contg. layer of the silver halide photographic sensitive material having the photograph constituting layers including the red-photosensitive silver halide emulsion layer, the green-photosensitive silver halide emulsion layer and the blue-photosensitive silver halide emulsion layer as well as the black colloid silver-contg. layer on a base and the compd. which scavenges the oxide of a developing agent by reacting with the oxidation product of the developing agent or releases the precursor thereof is incorporated into at least one layer of the photograph constituting layers. The silver halide color photographic sensitive material having the excellent sharpness, graininess, etc., is obtd. in this way.

24. 发明专利

JPH02944A SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL 失效
公开(公告)号：JPH02944A
公开(公告)日：1990-01-05
申请号：JP6544389
申请日：1989-03-17
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , MATSUZAKA MASASHI , OYA YUKIO
IPC分类号： G03C1/035 , G03C1/015 , G03C1/12
摘要： PURPOSE:To improve sensitivity by growing silver halide particles mixedly contg. at least >=2 kinds of halogens contained in at least one layer of emulsion layers in the presence of the silver halide particles having the small solubility product. CONSTITUTION:At least one layer of the emulsion layers are the AgX emulsion layers contg. the silver halide (AgX) particles 1 mixedly contg. at >=2 kinds of the halides, for which the AgX particles 1 grown by supplying a part of a water soluble silver salt soln. and water soluble halide particle supplied for the purpose of growing the AgX particles as AgX 2 of the smaller solubility product than the solubility product of the AgX particles under growth are used. The halogen compsn. of the AgX particles 1 is preferably silver iodobromide, silver chlorobromide, silver chloroiodobromide and is more particularly preferably the silver iodobromide. The silver halide photographic sensitive material having the high sensitivity is obtd. in this way.

25. 发明专利

JPH05297535A 失效
公开(公告)号：JPH05297535A
公开(公告)日：1993-11-12
申请号：JP12682592
申请日：1992-04-20
申请人： KONISHIROKU PHOTO IND
发明人： HIDA HIROSUKE , IRIE KOJI , MICHIGAMI KENJI , SHINBA SATORU
IPC分类号： G03C1/18 , G03C7/20 , G03C7/305
摘要： PURPOSE:To provide a color photographic sensitive material capable of faithfully reproducing the hues, especially, the purple and bluish green colors of the object to be photographed without staining a development processing solution. CONSTITUTION:The silver halide color photographic sensitive material has at least each one of blue-, green-, and red-sensitive silver halide emulsion layers, and at least one of silver halide emulsion layers contains a compound to be allowed to release a weak development inhibitor or its precursor by reaction with the oxidation product of a developing agent, and the photographic sensitive material has the maximum absorption sensitivity of the spectral sensitivity distribution of the red-sensitive silver halide emulsion layer in the wavelength region of 595-625nm.

26. 发明专利

JPH05173277A HALOGENIZED SILVER COLOR PHOTOGRAPH PHOTO-SENSITIVE MATERIAL 失效
公开(公告)号：JPH05173277A
公开(公告)日：1993-07-13
申请号：JP34334891
申请日：1991-12-25
申请人： KONISHIROKU PHOTO IND
发明人： YAMASHITA KAZUMI , IRIE KOJI , IWAMURO MASAO
IPC分类号： G03C1/035 , G03C1/16 , G03C7/26 , G03C7/32
摘要： PURPOSE:To improve preservation stability and photograph sensitivity during non-photograph or after photograph by a method wherein at lest one photo-sensitive layer out of blue photo-sensitive layers contains a specified compound and a specified iodine silver bromide monodisperse emulsion. CONSTITUTION:At least one layer each of a red photo-sensitive layer containing a red sensitive halogenized silver emulsion and a cyan coupler, a green photo-sensitive layer containing a green sensitive halogenized silver emulsion and a magenta coupler, and a blue photo-sensitive layer containing a blue sensitive halogenized silver emulsion and a yellow couple is formed on a support. At least one photo-sensitive layer of the blue photo-sensitive layer contains a compound expressed by a formula and an iodine silver bromide monodisperse emulsion having a twin surface and being an octahedron. Z1 and Z2 in the formula represent an atom group necessary to formation of a benzothiasol ring or a naphthothiasol ring. R1 and R2 represent an alkyl group which may be substituted for another group, and at least one of R1 and R2 represents a carboxyalkyl group. X- represents anion and (n) represents 1 or 2.

27. 发明专利

JPH03273239A COLOR PHOTOGRAPHIC SENSITIVE MATERIAL SUPERIOR IN HUE REPRODUCIBILITY 失效
公开(公告)号：JPH03273239A
公开(公告)日：1991-12-04
申请号：JP7360790
申请日：1990-03-23
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , FUKAZAWA FUMIYOSHI , SHINBA SATORU
IPC分类号： G03C7/20 , G03C1/18
摘要： PURPOSE:To reproduce bluish purple in high fidelity without being accompanied by deterioration of red purity by specifying the maximum sensitivity wavelength of the spectral sensitivity of a red-sensitive silver halide emulsion layer and the maximum sensitivity in the wavelength region of 400-480 nm. CONSTITUTION:The silver halide color photographic sensitive material is provided on a support with blue-sensitive, green-sensitive, and red-sensitive silver halide emulsion layers, and the red-sensitive layer has the maximum sensitivity wavelength lambdaR of the spectral sensitivity as follows; 595 nm

28. 发明专利

JPH03240045A SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL 失效
公开(公告)号：JPH03240045A
公开(公告)日：1991-10-25
申请号：JP3776490
申请日：1990-02-19
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , YAGI TOSHIHIKO , MATSUZAKA MASASHI
IPC分类号： G03C7/20 , G03C1/035
摘要： PURPOSE:To obtain a high sensitivity and the excellent image quality similar to the image quality obtd. under daylight in spite of photographing under various light sources of different color temps. by incorporating a silver halide emulsion which consists mainly of twins, is monodisperse and has a high silver iodide content rate layer in the particles into photosensitive emulsion layers successively laminated with low/middle/high sensitivity silver halide emulsion layers. CONSTITUTION:At least one of the red/green/blue sensitive silver halide emulsion layers are constituted of >=3 layers successively laminated with the low/middle/ high sensitivity silver halide emulsion layers. The silver halide emulsion which consists mainly of the twins, is monodisperse and has the high silver iodide content rate layer in the particles in incorporated into >=1 layers of the emulsion layers. The high sensitivity and the excellent image quality of the good graininess similar to the graininess obtd. under the daylight in spite of the photographing under the various light sources of the different color temps. are obtd. in this way.

29. 发明专利

JPH02108048A SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL 失效
公开(公告)号：JPH02108048A
公开(公告)日：1990-04-19
申请号：JP26233688
申请日：1988-10-17
申请人： KONISHIROKU PHOTO IND
发明人： ISHIKAWA MINORU , IRIE KOJI , KIDA SHUJI
IPC分类号： G03C7/392 , G03C1/42 , G03C7/30
摘要： PURPOSE:To improve sharpness and graininess and to improve development processing stability by specifying the average grain size of the silver halide particles in respective photosensitive silver halide emulsion layers to

30. 发明专利

JPH0915790A SILVER HALIDE COLOR PHOTOGRAPHIC SENSITIVE MATERIAL 失效
公开(公告)号：JPH0915790A
公开(公告)日：1997-01-17
申请号：JP16529895
申请日：1995-06-30
申请人： KONISHIROKU PHOTO IND
发明人： IRIE KOJI , KUMASHIRO KENJI
IPC分类号： G03C7/00 , G03C1/035 , G03C1/76 , G03C1/83
摘要： PURPOSE: To provide a silver halide color photographic sensitive material high in sensitivity and improved in light fog and and further in pressure desensitization and staining due to residual dyes. CONSTITUTION: The silver halide color photographic sensitive material has at least silver halide emulsion layer on one side of a transparent support and at least one colored backing layer on the other side and the emulsion layer contains silver halide grains satisfying all the following conditions: (1) they are flat silver halide having an aspect ratio of >=2, (2) they have >=2 silver halide phases different form each other in silver iodide content, (3) the phase highest in this content has a 5-15mol% content, (4) the phase lower in the content is formed on the outside of the highest phase, and (5) each grain has >=5 dislocation lines.

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