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    • 6. 发明授权
    • Color photographic recording material containing a DIR coupler
    • 含有DIR耦合器的彩色照相记录材料
    • US5021331A
    • 1991-06-04
    • US528043
    • 1990-05-23
    • Hans VetterHeinrich OdenwalderPeter BergthallerThomas Kruger
    • Hans VetterHeinrich OdenwalderPeter BergthallerThomas Kruger
    • G03C7/305G03C7/32
    • G03C7/305Y10S430/158
    • Highly active silver halide development inhibitors are released from DIR couplers corresponding to formula I during color development. Where DIR couplers are used in color photographic silver halide materials, high edge effects and high inter-image effects are obtained.A--(TIME).sub.n --Z IIn formula I,A is the residue of a coupler which couples with the oxidation product of a silver halide developing agent under the conditions of photographic development and, in doing so, releases a group corresponding to the following formula--(TIME).sub.n --ZTIME is a binding link which together with the group Z (a triazole ring) attached thereto is releases on reaction of the coupler with the oxidation product of a silver halide developing agent and which, in turn, releases the group Z with delay under the development conditions;n is 0 or 1;Z is a triazole ring corresponding to one of the following formulae ##STR1## R.sup.1 is alkylthio; R.sup.2 is H, alkyl, alkythio, aryl or a heterocyclic group; at least one of the substituents R.sup.1 and R.sup.2 contains at a distance of 2 to 4 atoms from the triazole ring a group --CO--OR.sup.3, --O--CO--OR.sup.3 or --O--CO--R.sup.3 hydrolyzable in aqueous alkali;R.sup.3 is alkyl, cycloalkyl or aryl.
    • 在显影期间,高活性卤化银显影抑制剂从对应于式I的DIR成色剂中释放出来。 在彩色照相卤化银材料中使用DIR成色剂时,可获得高边缘效果和高图像效果。 A-(TIME)n-Z在式I中,A是在照相显影的条件下与卤化银显影剂的氧化产物偶联的成色剂的残基,并且在这样做时,释放相应于下列物质的基团 式 - (TIME)nZ TIME是与连接到其上的组Z(三唑环)一起的结合链接,其与成色剂与卤化银显影剂的氧化产物反应释放,并且反过来释放基团 Z在发展条件下有延误; n为0或1; Z是对应于下式之一的三唑环:R 1是烷硫基; R2是H,烷基,链烯基,芳基或杂环基; 取代基R 1和R 2中的至少一个与三唑环在含水碱中可水解的基团-CO-OR3,-O-CO-OR3或-O-CO-R3的距离为2至4个原子; R3是烷基,环烷基或芳基。
    • 7. 发明授权
    • Photographic diffusion transfer process and material for the production
of color images and suitable compounds therefor
    • 摄影扩散转移过程和用于生产彩色图像的材料及其合适的化合物
    • US4273855A
    • 1981-06-16
    • US19582
    • 1979-03-12
    • Jan JaekenAndre VerheckenHans VetterPaul Marx
    • Jan JaekenAndre VerheckenHans VetterPaul Marx
    • G03C7/00C07C205/37C07D209/14C07D209/42C07D231/46G03C8/10G03C8/14G03C1/40G03C1/10G03C5/54
    • G03C8/10C07C205/37C07D209/42C07D231/46
    • A compound of the following formula and use of this compound in a photographic material and a photographic diffusion transfer process for the production of color images: ##STR1## wherein R represents a hydrogen atom or an alkyl group with 1 to 4 C atoms;A represents an oxyalkylene group, such as --CH.sub.2 --CH.sub.2 --O--;n represents 1 or 2;X represents a residue of a dye or a dye precursor, which either directly or by means of an intermediate link Z is linked to the SO.sub.2 -group;Z represents an alkylene group of 1 to 6 C atoms, an arylene group, or a heterocyclic group, which is linked to the residue X either directly or by means of --O--, --S--, --SO.sub.2 --, --NR-- (R being hydrogen or an alkyl group), --CO--, --CO--NH--, or --SO.sub.2 --NH--;R.sup.1 represents --OR.sup.2, --SR.sup.2 or ##STR2## R.sup.2 being hydrogen, an alkyl group with 1 to 22 C atoms, a cycloalkyl group or an aryl group wherein said alkyl, cycloalkyl and aryl groups may be further substituted, R.sup.3 being one of the residues defined under R.sup.2 or being an acyl residue, which is derived from an aliphatic or aromatic carboxylic or sulphonic acid, and R.sup.4 being hydrogen or optionally a substituted alkyl group with 1 to 22 C atoms.
    • 下列化合物和该化合物在照相材料中的用途以及用于制备彩色图像的照相扩散转移方法:其中R表示氢原子或具有1至4个C原子的烷基; A表示氧化烯基,例如-CH 2 -CH 2 -O-; n表示1或2; X表示染料或染料前体的残基,其直接地或通过中间链接Z连接到SO 2基团; Z表示1〜6个碳原子的亚烷基,亚芳基或杂环基,其直接或通过-O - , - S - , - SO 2 - , - NR-( R为氢或烷基),-CO - , - CO-NH-或-SO 2 -NH-; R 1表示-OR 2,-SR 2或R 2为氢,具有1至22个C原子的烷基,环烷基或芳基,其中所述烷基,环烷基和芳基可以被进一步取代,R 3是 在R2下定义的或作为酰基残基的残基,其衍生自脂族或芳族羧酸或磺酸,R4为氢或任选取代的具有1至22个C原子的烷基。
    • 8. 发明授权
    • Photographic dye diffusion transfer process
    • 摄影染料扩散转移过程
    • US4171220A
    • 1979-10-16
    • US850963
    • 1977-11-14
    • Hans VetterWalter PuschelPaul Marx
    • Hans VetterWalter PuschelPaul Marx
    • G03C8/10G03C5/54G03C1/10G03C1/40
    • G03C8/10
    • Non-diffusible dye-providing compounds for the dye diffusion transfer process yielding color images of wanted absorption characteristics and improved light fastness correspond to the formula(A).sub.n -P-N=N-B-(A).sub.1-nin whichA represents an oxidizable organic carrier residue which may be attached through a connecting member X and containing a group which confers diffusion resistance, from which carrier residue, either in its oxidized or in its unoxidized form, a part is split off together with the group which confers diffusion resistance under alkaline photographic development conditions, a diffusible azo dye represented by the formula P--N.dbd.N--B being released imagewise at the same time;P represents a monocyclic, carbocyclic aromatic group;B represents a bicyclic, carbocyclic aromatic group which carries a sulphonamide group in the p-position to the azo group;N=0 or 1.
    • 用于染料扩散转移过程的不扩散染料提供化合物产生想要的吸收特性和改善的耐光性的彩色图像对应于式(A)nPN = NB-(A)1-n IN其中A表示可氧化的有机载体残基 其可以通过连接构件X附接并且包含赋予扩散阻力的组,其中以氧化或非氧化形式的载体残余物与在碱性照相显影下赋予扩散阻力的基团一起分裂 条件下,由PN = NB表示的可扩散的偶氮染料同时成像释放; P表示单环,碳环芳基; B代表双环,碳环芳基,其在对位上带有磺酰胺基团; N = 0或1。