摘要:
A photographic light-sensitive element is described comprising a support having provided thereon at least one of a light-sensitive silver halide emulsion layer and an image-receiving layer, in which a layer comprising a light-reflective organic polymer is provided between the support and the light-sensitive silver halide layer or the image-receiving layer. The light-reflective organic polymer layer serves as a stripping layer without retarding image-formation.
摘要:
A silver halide light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, and containing a compound containing a repeating unit, said compound containing a repeating unit being connected at the repeating unit to a compound represented by formula (I) at the position of the PWR or Time moiety:PWR--Time.sub.t PUG (I)wherein PWR represents a moiety capable of releasing (Time.sub.t PUG upon reduction, and PUG represents a group which can fulfil a photographically useful function after the release; Time represents a moiety capable of releasing PUG through a reaction subsequent to the release from PWR in the form of --Time.sub.t PUG; and t represents 0 or 1.
摘要:
A novel polymer mordant which is represented by the general formula (I): ##STR1## wherein A represents a monomer unit produced by copolymerization of copolymerizable monomers having at least two ethylenically unsaturated groups; B represents a monomer unit produced by copolymerization of copolymerizable ethylenically unsaturated monomers; R.sup.1 represents a hydrogen atom or a C.sub.1-6 alkyl group; L represents --CH.sub.2 O--, --CH.sub.2 N(R.sup.6)--, ##STR2## in which R.sup.6 and R.sup.7 each represents a hydrogen atom or an alkyl group; M represents a C.sub.1-12 divalent group; R.sup.2, R.sup.3 and R.sup.4, which may be the same or different, each represents a C.sub.1-20 alkyl group or a C.sub.7-20 aralkyl group and at least two of R.sup.2, R.sup.3 and R.sup.4 may be connected to each other to form a cyclic structure together with the nitrogen atom; R.sup.5 represents a C.sub.1-20 alkyl group, a substituted C.sub.1-20 alkyl group, a C.sub.1-20 alkoxy group, a C.sub.1-20 acylamino group, or a halogen atom; X.crclbar. represents an anion; x represents 10 to 80 mol %; y represents 0 to 90 mol %; z represents 10 to 100 mol %; and n represents an integer of 0, 1, or 2.
摘要:
A photographic element comprising at least one layer containing a polymeric mordant represented by formula (I) ##STR1## wherein A represents a repeating unit derived from a copolymerizable monomer having at least two ethylenically unsaturated groups;B represents a repeating unit derived from a copolymerizable ethylenically unsaturated monomer other than the repeating unit of A and the repeating unit having the copolymerization ratio of z;R.sup.1 represents a hydrogen atom or a lower alkyl group;R.sup.2, R.sup.3, and R.sup.4 each represents an unsubstituted or substituted alkyl or aralkyl group, or two or more of R.sup.2, R.sup.3, and R.sup.4 are bonded to form a cyclic structure together with the adjacent nitrogen atom, and the total number of carbon atoms of R.sup.2, R.sup.3, and R.sup.4 is 12 or more;R.sup.5 represents an unsubstituted or substituted alkyl, alkoxy, or acylamino group having 1 to 20 carbon atoms, or a halogen atom;m is 0, 1 or 2, and n is an integer of from 1 to 12;X.sup..crclbar. represents an anion; andx is from 30 to 80 mol %, y is from 0 to 60 mol %, and z is from 10 to 70 mol %.
摘要:
A light reflecting layer for a color diffusion transfer photographic system which comprises at least one compound represented by the general formula (I): ##STR1## wherein R.sub.1 represents an alkyl group having 1 to 9 carbon atoms, R.sub.2 represents an alkyl group having 1 to 5 carbon atoms, and R.sub.3 represents an alkyl group having 1 to 9 carbon atoms or a benzyl group which may be substituted at the .alpha.-position.
摘要:
A photographic light-sensitive material comprising a support having thereon at least one light-sensitive silver halide emulsion layer having associated therewith a compound represented by formula (I) ##STR1## wherein Q represents a cyano group, a trifluoromethyl group, or a carbamoyl group represented by the formula --CONR.sup.1 R.sup.2 (wherein R.sup.1 represents a hydrogen atom, an alkyl group, or a substituted alkyl group, and R.sup.2 represents a hydrogen atom, an alkyl group, a substituted alkyl group, an aralkyl group, or an aryl group, or R.sup.1 and R.sup.2 may combine directly or through an oxygen atom to form a ring); M represents an alkyl group, a substituted alkyl group, an alkoxy group, a substituted alkoxy group, or a halogen atom; E.sup.1 represents a hydrogen atom, a halogen atom, an alkyl group, a substituted alkyl group, a hydroxyl group, an alkoxy group, or a substituted alkoxy group (provided that the substituted alkoxy group is not present at the para-position with respect to the azo group); E.sup.2 represents a substituent defined for E.sup.1 or an electron attractive group selected from a cyano group, a trifluoromethyl group, a group represented by the formula --SO.sub.2 R.sup.4 (wherein R.sup.4 represents an alkyl group, a substituted alkyl group, a phenyl group, or a substituted phenyl group), a group represented by the formula --COOR.sup.3 represents a hydrogen atom, an alkyl group, a substituted alkyl group, a phenyl group, or a substituted phenyl group), a group represented by the formula --CONR.sup.1 R.sup.2 (wherein R.sup.1 and R.sup.2 are each defined above), a sulfo group and a group represented by the formula --SO.sub.2 NR.sup.1 R.sup.2 (wherein R.sup.1 and R.sup.2 are each the same as defined above); m and q each represents 0 or 1; J represents a divalent group selected from a sulfonyl group and a carbonyl group; Z represents a hydrogen atom, an alkyl group, or a substituted alkyl group; X represents a divalent bonding group represented by the formula --A.sub.1 --(L).sub.n --(A.sub.2).sub.p -- (wherein A.sub.1 and A.sub.2 each represents a substituted or unsubstituted alkylene group or a substituted or unsubstituted arylene group, L represents a divalent group selected from an oxy group, a carbonyl group, a carboxyamido group, a carbomoyl group, a sulfonamido group, a sulfamoyl group, a sulfinyl group, and a sulfonyl group, and n and p each represents 0 or 1); and Y represents a moiety which provides, as a result of development processing, an azo dye compound having a different diffusibility from that of the azo dye image-forming compound of formula (I).
摘要:
A color diffusion transfer photographic light-sensitive material is disclosed, said light-sensitive material comprising at least one selected from the group consisting of polymers obtained by the condensation of at least one of compounds represented by the general formula (I) and at least one of compounds represented by the general formula (II) in the presence of an acid or alkaline catalyst; polymers obtained by the condensation of at least one of compounds represented by the general formula (I) and at least one of compounds represented by the general formula (III) in the presence of an acid catalyst; novolak resins obtained by the condensation of at least one of compounds represented by the general formula (I) and at least one of compounds represented by the general formula (IV) in the presence of an acid catalyst in a uniform organic solvent system while eliminating off water produced upon azeotropy; and polymers obtained by the condensation of at least one of compounds represented by the general formula (I) and at least one of compounds represented by the general formula (V) in the presence of an acid catalyst: ##STR1## wherein G represents a hydroxyl group or a group which undergoes hydrolysis by an alkali to produce a hydroxyl group; n represents an integer 1 or more, with the proviso that the plurality of G's may be the same or different; R.sup.1, R.sup.2, R.sup.13, R.sup.14, R.sup.23, R.sup.33, R.sup.43, R.sup.44 and R.sup.45 are defined in the specification.
摘要:
A photographic light-sensitive material comprising a support having provided thereon at least one silver halide emulsion layer, wherein said light-sensitive material contains:(1) a compound represented by formula (I):PWR--Time--.sub.t PUG (I) wherein PWR represents a group capable of releasing (Time--.sub.t PUG upon being reduced; PUG represents a photographically useful group; Time represents a group capable of releasing PUG through a reaction subsequent to the release from PWR in the form of --Time--.sub.t PUG; and t represents 0 or 1, and(2) a polymer comprising at least 10 repeating units derived from the same monomer and having a molecular weight of 1000 or more. The photographic light-sensitive material exhibits both high activity of a compound capable of releasing a photographically useful group during development processing and preservation stability before development processing.
摘要:
A color diffusion transfer photographic material comprises a base having thereon at least one silver halide emulsion layer and a dye image-receiving layer, at least one layer thereof containing a dye-releasing redox compound and at least one layer thereof containing a development inhibitor-releasing compound represented by the following general formula (I):A--Time).sub.t DIG (I)wherein A represents ##STR1## linked to --Time).sub.t DIG through at least one of R.sup.1, R.sup.2 and EAG; R.sup.1 and R.sup.2, which may be the same or different, each represents a single bond or a substituent other than a hydrogen atom, provided that R.sup.1 and R.sup.2 may be linked to form a ring; EAG represents an electron-accepting group; Time represents a group capable of releasing DIG after EAG accepts an electron; DIG represents a development inhibitor precursor; and t is an integer of 0 or 1.
摘要:
A method for forming a color image which comprises imagewise exposing a color photographic material comprising a reflective support having thereon at least one photosensitive layer containing a color coupler capable of forming a dye image through its coupling reaction with an oxidation product of an aromatic primary amine color developing agent and a silver halide emulsion and processing it with a color developing solution containing substantially no benzyl alcohol, wherein the color development is carried out under the condition that a substantially colorless anionic surface active agent having an unsubstituted aliphatic group, a substituted aliphatic group excluding a fluorine-substituted aliphatic group, or an unsubstituted or substituted aromatic group as a hydrophobic group; and --SO.sub.3 M, --SO.sub.2 M, --OSO.sub.3 M, or --OSO.sub.2 M, wherein M represents a hydrogen atom or a metallic atom or atomic group capable of being a cation, as a hydrophilic group in the molecule thereof is present in the photosensitive layer in an amount within a range of from 0.1 to 3 times the total weight of the color couplers applied in the photosensitive layer during the color development.