摘要:
A photopolymerizable composition is disclosed, which comprises a photopolymerizable compound and a photopolymerization initiator comprising a cationic dye, an organic boron compound and a compound having an --SH group in the molecule thereof, and which can be used for making printing plates, as resist materials for making printed circuit boards, as color proof materials, etc.The photopolymerizable composition can be applied for an image-forming process utilizing microcapsules, which comprises the steps of encapsulating the photopolymerizable composition with a color image-forming material in the core of microcapsules, coating the microcapsules on a support to form a photosensitive sheet, imagewise exposing the photosensitive sheet, superposing the photosensitive sheet on an image-receiving sheet, pressing the whole surface of the assembly to rupture the microcapsules at the unexposed portions, and transferring the color image-forming material into the image-receiving sheet.The color image obtained by using the photopolymerizable composition exhibits high sensitivity.
摘要:
A multicolor recording material is disclosed, which comprises a support having provided thereon a coating layer comprising two or more kinds of microcapsules each containing at least a leuco dye capable of being colored by oxidation and a photo oxidizing agent outside said microcapsules, and a reducing agent as necessary components, with two or more leuco dyes capable of forming different colors from each other being retained in different kinds of said microcapusles respectively composed of walls of high polymers having different glass transition points.
摘要:
A light-sensitive transfer material is disclosed, comprising a substantially transparent support having provided on one side thereof, in order from the support, a stripping layer, and a lamination of a colorant layer containing a dye or a pigment and a photoresist layer or a photoresist layer containing a dye or a pigment, and having provided on the other side thereof a physical development nuclei-containing layer adapted for diffusion transfer processing using a silver halide emulsion.An image-forming process is also disclosed, comprising the steps of:(a) developing the superposed physical development nuclei-containing layer of the light-sensitive transfer material described above and an imagewise exposed silver halide emulsion layer of a diffusion transfer process silver halide light-sensitive material, to thereby form a silver image;(b) uniformly exposing the superposed materials from the silver image side thereof, to thereby expose the photoresist layer in conformance with the silver image;(c) developing the exposed photoresist layer to form a colorant image on the support; and(d) transferring the colorant image to an image-receiving sheet.
摘要:
An image-forming material comprising: (a) microcapsules, in which at least one leuco dye capable of developing a color by oxidation and at least one photooxidizing agent (preferably a combination of a lophine dimer and an organic halogeno-compound) are enclosed together, and (b) at least one reducing agent not enclosed in the microcapsules (preferably present in the form of an emulsified dispersion), thereby achieving image formation in a completely dried condition, and ensuring excellent freshness keeping property, image reproducibility and fixability.
摘要:
A light-sensitive material and an image recording method using the same are disclosed. The material comprises a support having provided thereon a light sensitive layer containing at least a light-sensitive silver halide, a reducing agent, a polymerizable compound, and a color image forming substance, wherein at least the polymerizable compound and the color image forming substance are encapsulated in the same microcapsules. The material exhibits high sensitivity and excellent stability with time.
摘要:
An image-forming process comprising the steps of:(A) transferring an image layer, formed on a transferable light-sensitive material, onto an image-receiving sheet, and(B) transferring the image layer onto a permanent support, wherein the image-receiving sheet comprises a support having formed thereon an image-receiving layer composed of a composition containing an organic high molecular material as the main component, wherein an adhesive power P.sub.1 between the support of the image-receiving sheet and the image-receiving layer and an adhesive power P.sub.2 between the image-receiving layer and the image layer are higher than an adhesive power P.sub.3 between the image layer and the support of the transferable light-sensitive material, and also an adhesive power P.sub.4 between the permanent support and the image layer and adhesive power P.sub.1 are higher than adhesive power P.sub.2, and wherein the image layer is transferred onto the permanent support via the image-receiving sheet without transferring the image-receiving layer onto the permanent support.
摘要:
A method is described for forming an image by transferring an image layer formed on a transferable light-sensitive material to an image-receiving sheet, and then further transferring the image to a permanent support, wherein the image-receiving sheet comprises a support, a first layer on the support, said first layer being made of a first organic polymeric substance, and a second layer on the first layer, said second layer being made of a second organic polymeric substance, whereinin peeling apart the image-receiving sheet from the transferable light-sensitive material,P.sub.1, P.sub.2, P.sub.3 >P.sub.4 wherein P.sub.1 is an adhesion force between the support and the first layer, P.sub.2 is an adhesion force between the first and second layers, P.sub.3 is an adhesion force between the second layer and the image layer, and P.sub.4 is an adhesion force between the transferable image layer and the support of the image, andin re-transferring the image layer to the permanent support and peeling apart the image-receiving sheet from the permanent support,P.sub.5, P.sub.1, P.sub.2 >P.sub.3, orP.sub.5, P.sub.1, P.sub.3 >P.sub.2 wherein P.sub.5 is an adhesion force between the permanent support and the transferable image layer.
摘要:
A print-out composition containing a leuco dye and a photooxidizing agent is described, said print-out composition containing at least one carbazomethane compound represented by formula (I) as the leuco dye ##STR1## wherein Y represents an amino group-substituted phenyl group represented by formula (Ia) ##STR2## or an indolyl group represented by formula (Ib) ##STR3## wherein X.sub.1 and X.sub.2 each represents a hydrogen atom, an unsubstituted alkyl group, or an alkyl group substituted by a halogen atom, a hydroxy group, a cyano group, or a lower alkoxy group, said alkyl group having up to 12 carbon atoms, a cycloalkyl group, a phenyl group, a benzyl group, or a phenyl or benzyl group substituted by a halogen atom, a lower alkyl group, or a lower alkoxy group, or said X.sub.1 and X.sub.2 together may form a 5-membered or 6-membered heterocyclic group together with the nitrogen atom bonded thereto; X.sub.3 represents a hydrogen atom, a halogen atom, a nitro group, a lower alkyl group, or a lower alkoxy group; R.sub.1 and Z.sub.1 each represents a hydrogen atom, an unsubstituted alkyl group or an alkyl group substituted by a halogen atom having up to 12 carbon atoms, a hydroxy group, a cyano group, or a lower alkoxy group, an alkenyl group having up to 12 carbon atoms, an acyl group having from 1 to 12 carbon atoms, a phenyl group, a benzyl group, or a phenyl or benzyl group substituted by a member selected from the group consisting of a halogen atom, a lower alkyl group, a lower alkoxy group, and a nitro group; Z.sub.2 represents a hydrogen atom, a lower alkyl group, or a phenyl group; and rings A, B, and D each may be further substituted by a cyano group, a nitro group, a halogen atom, a lower alkyl group, a lower alkoxy group, or a lower alkylcarbonyl group.
摘要:
A photopolymerizable composition comprising an addition polymerizable unsaturated compound containing at least two ethylenically unsaturated double bonds in the molecule thereof and photopolymerization initiators, wherein a 4,4'-bis(dialkylamino)benzophenone represented by general formula I below, a benzophenone derivative represented by general formula II below and a compound having a group represented by general formula III below are contained as said photopolymerization initiators: ##STR1## wherein R represents an alkyl, cycloalkyl or hydroxyalkyl group having 1 to 6 carbon atoms or is combined with another R substituted on the same nitrogen atom to form tetramethylene, pentamethylene or oxybisethylene; ##STR2## wherein R.sup.1 represents a hydrogen atom ##STR3## X.sub.1 and X.sub.2 each represents an alkyl group, an alkoxy group, a carboxy group, an alkoxycarbonyl group, an aryloxycarbonyl group or a halogen atom; m and n each represents 0, 1 or 2 and when m and n each represents 2, X.sub.1 and X.sub.2 may be the same or different;--CY.sub.3 IIIwherein Y represents a halogen atom.
摘要:
A photopolymerizable composition is described, containing an addition polymerizable, unsaturated compound having two or more ethylenically unsaturated double bonds within the molecule and a photopolymerization initiator, wherein said photopolymerization initiator is an acylhaloacetic acid amide derivative represented by formula (I) ##STR1## wherein Ar represents a substituted or unsubstituted aryl group, X represents a carbonyl or sulfonyl group, Y represents a chlorine atom or a bromine atom, R represents a hydrogen atom, a chlorine atom or a bromine atom, and R.sup.a and R.sup.b each represents a hydrogen atom, a substituted or unsubstituted alkyl group, an aryl group, or an aralkyl group.