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1. 发明授权

US06610466B2 Silver halide photographic lightsensitive material 失效
公开(公告)号：US06610466B2
公开(公告)日：2003-08-26
申请号：US09939843
申请日：2001-08-28
申请人： Masami Sakurada , Kiyoshi Morimoto , Fumitaka Ueda , Toru Yamada
发明人： Masami Sakurada , Kiyoshi Morimoto , Fumitaka Ueda , Toru Yamada
IPC分类号： G03C146
CPC分类号： G03C7/3041 , G03C1/12 , G03C1/16 , G03C1/18 , G03C1/22 , G03C1/38 , G03C7/3022 , G03C7/3029 , G03C7/388 , G03C7/3885
摘要： A silver halide photographic lightsensitive material comprising at least one silver halide photographic emulsion layer containing a silver halide photographic emulsion prepared by mixing a dispersion of silver halide grains, the silver halide grains exhibiting such spectral absorption maximum wavelength and light absorption intensity that, when the spectral absorption maximum wavelength is less than 500 nm, the light absorption intensity is 60 or more, while when the spectral absorption maximum wavelength is 500 nm or more, the light absorption intensity is 100 or more, with an emulsified dispersion, wherein the silver halide photographic emulsion, when agitated at 40° C. for 30 min, exhibits a variation of absorption spectrum integrated intensity ranging from 400 nm to 700 nm of 10% or less.

2. 发明授权

US07229750B2 Silver halide emulsion and silver halide photographic light-sensitive material 失效
公开(公告)号：US07229750B2
公开(公告)日：2007-06-12
申请号：US10926037
申请日：2004-08-26
申请人： Hiroyuki Suzuki , Masami Sakurada , Toshihiro Kariya
发明人： Hiroyuki Suzuki , Masami Sakurada , Toshihiro Kariya
IPC分类号： G03C1/00 , G03C1/06 , G03C1/005 , G03C1/494
CPC分类号： G03C1/09 , G03C2001/091 , G03C2001/096 , G03C2001/097 , G03C2001/098
摘要： A silver halide emulsion chemically sensitized by a compound of formula (1), (6-1), (6-2) or (7); and a silver halide photographic light-sensitive material containing the silver halide emulsion: Formula (1)E1-Ch-E2 Formula (6-1)W1 . . . AuX2m Formula (6-2)[W1 . . . Au . . . W2]X2m Formula (7)E5-Ch-Au . . . (L2)1 wherein Ch is a sulfur, selenium or tellurium atom; E1, E2, and E5 each are, for example, a specific methylene group having a substituent; Au is a monovalent or trivalent gold ion; W1 and W2 each are a specific chalcogen compound; X2 is a monovalent anion; m is 1, 2 or 3; L2 is a compound that can coordinate with gold through a nitrogen, sulfur, selenium, tellurium or phosphorous atom; and l is 0, 1, 2 or 3.

3. 发明授权

US06306566B2 Heat development image forming process thermally decoloring image recording process and process for decoloring cyanine dye 有权
标题翻译：热显影图像形成工艺热脱色图像记录工艺和脱色花青染料的工艺
公开(公告)号：US06306566B2
公开(公告)日：2001-10-23
申请号：US09175952
申请日：1998-10-21
申请人： Masami Sakurada , Masaki Noro , Itsuo Fujiwara , Yoshiharu Yabuki
发明人： Masami Sakurada , Masaki Noro , Itsuo Fujiwara , Yoshiharu Yabuki
IPC分类号： G03C1494
CPC分类号： B41M5/28 , G03C1/49854 , G03C1/832
摘要： A heat developable light-sensitive material comprises a support, a light-sensitive layer and a non-light-sensitive layer. The light-sensitive layer contains silver halide and a reducing agent. The non-light-sensitive layer contains a cyanine dye represented by the formula (I) or a salt thereof and a base precursor: in which R1 is hydrogen, an aliphatic group, an aromatic group, —NR21R24, —OR21 or —SR21, each of R21 and R24 independently is hydrogen, an aliphatic group or an aromatic group, or R21 and R24 are combined to form a nitrogen-containing heterocyclic ring; R2 is hydrogen, an aliphatic group or an aromatic group; R3 is an aliphatic group; L1 is a methine chain consisting of an odd number of methines; and each of Z1 and Z2 independently is an atomic group forming a five-membered or six-membered nitrogen-containing heterocyclic ring. A heat development image forming process, a thermal image recording material, a thermally decoloring image recording process and a process for decoloring a cyanine dye are also disclosed.
摘要翻译：可热显影的感光材料包括支撑体，感光层和非感光层。感光层含有卤化银和还原剂。非光敏层含有由式（I）表示的花青染料或其盐和碱前体：其中R 1是氢，脂族基，芳基，-NR 21 R 24，-OR 21或-SR 21， R 21和R 24各自独立地为氢，脂族基团或芳族基团，或R 21和R 24结合形成含氮杂环; R2是氢，脂族基或芳基; R3是脂族基团; L1是由奇数个次甲基组成的次甲基链; Z1和Z2各自独立地为形成五元或六元含氮杂环的原子团。还公开了热显影图像形成方法，热图像记录材料，热脱色图像记录方法和花青染料脱色方法。

4. 发明申请

US20050048424A1 Silver halide emulsion and silver halide photographic light-sensitive material 失效
标题翻译：卤化银乳剂和卤化银照相感光材料
公开(公告)号：US20050048424A1
公开(公告)日：2005-03-03
申请号：US10926037
申请日：2004-08-26
申请人： Hiroyuki Suzuki , Masami Sakurada , Toshihiro Kariya
发明人： Hiroyuki Suzuki , Masami Sakurada , Toshihiro Kariya
IPC分类号： G03C1/09 , G03C1/494
CPC分类号： G03C1/09 , G03C2001/091 , G03C2001/096 , G03C2001/097 , G03C2001/098
摘要： A silver halide emulsion chemically sensitized by a compound of formula (1), (6-1), (6-2) or (7); and a silver halide photographic light-sensitive material containing the silver halide emulsion: Formula (1)E1-Ch-E2 Formula (6-1)W1 . . .AuX2m Formula (6-2)[W1 . . . Au. . . W2]X2m Formula (7)E5-Ch-Au . . . (L2)1 wherein Ch is a sulfur, selenium or tellurium atom; E1, E2 and E5 each are, for example, a specific methylene group having a substituent; Au is a monovalent or trivalent gold ion; W1 and W2 each are a specific chalcogen compound; X2 is a monovalent anion; m is 1, 2 or 3; L2 is a compound that can coordinate with gold through a nitrogen, sulfur, selenium, tellurium or phosphorous atom; and 1 is 0, 1, 2 or 3.
摘要翻译：由式（1），（6-1），（6-2）或（7）化合物化学致敏的卤化银乳剂; 和含卤化银乳剂的卤化银照相感光材料：其中Ch是硫，硒或碲原子; E 1，E 2和E 5各自为例如具有取代基的特定亚甲基; Au是一价或三价金离子; W 1和W 2各自是特定的硫属化合物; X 2是一价阴离子; m为1,2或3; L 2是可以通过氮，硫，硒，碲或磷原子与金配位的化合物; 1为0,1,2或3。

5. 发明申请

US20050130251A1 Reagent for determination of hydrogen peroxide 审中-公开
标题翻译：用于测定过氧化氢的试剂
公开(公告)号：US20050130251A1
公开(公告)日：2005-06-16
申请号：US10485698
申请日：2002-08-02
申请人： Kazuaki Okabe , Akira Kadota , Kozo Aoki , Kazunobu Takahashi , Masami Sakurada , Kouki Nakamura
发明人： Kazuaki Okabe , Akira Kadota , Kozo Aoki , Kazunobu Takahashi , Masami Sakurada , Kouki Nakamura
IPC分类号： G01N31/22 , C12Q1/28
CPC分类号： G01N31/228 , G01N2333/908
摘要： A reagent for determination of hydrogen peroxide which comprises (A) a compound represented by the following general formula (I): R1—NH—R2 (I) (wherein R1 represents a carbamoyl group or the like, and R2 represents an arylamino group, a heteroarylamino group, or a substituent represented by the following general formula (II): [wherein R3 to R6 represent X—Y—Ra {Ra represents a hydrogen atom, an alkyl group or the like, X represents a single bond, O or the like, and Y represents a single bond, (C═O) or the like}, a cyano group, a halogen atom or the like]>; (B) a compound represented by the general formula (III): [wherein R9 represents a group which can be eliminated by oxidative coupling color-developing reaction with the compound represented by the formula (I), and R7, R8, and R10 to R13 have the same meaning as that of R3], or the like; and (C) a peroxidative substance.
摘要翻译：一种用于测定过氧化氢的试剂，其包含（A）由以下通式（I）表示的化合物：<？in-line-formula description =“In-line formula”end =“lead”？> 1-N-R 2（I）<？在线公式描述=“在线公式”end =“tail”？>（其中R 1， / SUP>表示氨基甲酰基等，R 2表示芳基氨基，杂芳基氨基或由以下通式（II）表示的取代基：[其中R 3 至R 6表示XYR a R i表示氢原子，烷基等，X表示单键，O等，Y表示单键，（CO）等}，氰基，卤素原子等〕;（B）由通式（III）表示的化合物：[ 其中R 9表示可以通过与式（I）表示的化合物的氧化偶联显色反应来除去的基团， R 7，R 8和R 10至R 13具有与R 10相同的含义， SUP> 3]等; 和（C）过氧化物质。

6. 发明授权

US06465163B2 Heat development image forming process, thermally decoloring image recording process and process for decoloring cyanine dye 有权
标题翻译：热显影图像形成工艺，热脱色图像记录工艺和脱色花青染料的工艺
公开(公告)号：US06465163B2
公开(公告)日：2002-10-15
申请号：US09931864
申请日：2001-08-20
申请人： Masami Sakurada , Masaki Noro , Itsuo Fujiwara , Yoshiharu Yabuki
发明人： Masami Sakurada , Masaki Noro , Itsuo Fujiwara , Yoshiharu Yabuki
IPC分类号： G03C112
CPC分类号： B41M5/28 , G03C1/49854 , G03C1/832
摘要： A heat developable light-sensitive material comprises a support, a light-sensitive layer and a non-light-sensitive layer. The light-sensitive layer contains silver halide and a reducing agent. The non-light-sensitive layer contains a cyanine dye represented by the formula (I) or a salt thereof and a base precursor: in which R1 is hydrogen, an aliphatic group, an aromatic group, —NR21R24, —OR21 or —SR21, each of R21 and R24 independently is hydrogen, an aliphatic group or an aromatic group, or R21 and R24 are combined to form a nitrogen-containing heterocyclic ring; R2 is hydrogen, an aliphatic group or an aromatic group; R3 is an aliphatic group; L1 is a methine chain consisting of an odd number of methines; and each of Z1 and Z2 independently is an atomic group forming a five-membered or six-membered nitrogen-containing heterocyclic ring. A heat development image forming process, a thermal image recording material, a thermally decoloring image recording process and a process for decoloring a cyanine dye are also disclosed.
摘要翻译：可热显影的感光材料包括支撑体，感光层和非感光层。感光层含有卤化银和还原剂。非光敏层含有由式（I）表示的花青染料或其盐和碱前体：其中R 1是氢，脂族基，芳基，-NR 21 R 24，-OR 21或-SR 21， R 21和R 24各自独立地为氢，脂族基团或芳族基团，或R 21和R 24结合形成含氮杂环; R2是氢，脂族基或芳基; R3是脂族基团; L1是由奇数个次甲基组成的次甲基链; Z1和Z2各自独立地为形成五元或六元含氮杂环的原子团。还公开了热显影图像形成方法，热图像记录材料，热脱色图像记录方法和花青染料脱色方法。

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