Abstract: There are provided a film-forming composition that includes a hydrolysis product and/or a condensation product of a compound having a repeating unit represented by Formula (1) below. (In the formula, at least one of P and Q is a silane coupling group represented by -L3-Si(R3)m(OR4)3-m, R3 to R8 independently denote H or a hydrocarbon group (C1 to 8), m denotes 0, 1, or 2, x denotes 100 to 1 mol %, y denotes 0 to 99 mol %, and P and Q denote terminal groups; L1 to L3 independently denote a single bond or a divalent organic linking group, Y1 and Y2 independently denote —N(R9)(R10), —OH, —NR0COR9, —CON(R9)(R10), —OR9, —CONR92, —COR9, —CO2M, —COOR9, or —SO3M, in which R0, R9, and R10 independently denote H or alkyl (C1 to 8), R0 and R9 may form a ring, and M denotes H, an alkali metal, an alkaline earth metal, or onium.

Abstract: A method of graft polymerization which includes a step of forming a polymerization initiating layer in which a polymer having, on a side chain thereof, a crosslinking group and a functional group having polymerization initiating capability is immobilized on a support by a crosslinking reaction, and a step of conatacting a compound having a polymerizable functional group with the polymerization initiating layer, and then bonding the compound to the polymerization initiating layer supplying energy thereto, as well as a hydrophilic member, a printing plate precursor, a pattern forming material, a pattern forming method, a method of producing a particle-adsorbed material, and a method of producing a metal particle-dispersed thin layer film, to which the above-mentioned method of graft polymerization can be applied.

Abstract: An object of the present invention is to provide a biosensor wherein at least two types of surfaces are patterned without impairing the sensor surface and non-specific adsorption is thereby suppressed. The present invention provides a biosensor comprising a substrate coated with a hydrophobic compound having a photoactive group, or a substrate which is coated with a hydrophobic polymer and is further modified with a compound having a photoactive group.

Abstract: The invention provides a method for forming a conductive film including: applying energy to a surface of a base material including a polyimide having at least one structural unit represented by Formulae (1) or (2) and having a polymerization initiating site in a skeleton thereof to generate an activation site on the surface of the base material; forming a graft polymer that directly bonds to the surface of the base material and that interacts with either an electroless plating catalyst or a precursor thereof by using the activation site as a starting point; applying either an electroless plating catalyst or a precursor thereof to the graft polymer; and electroless plating. R1 represents a bivalent organic group. R2 represents one of Formulae (3) to (6). R3, R4, R1 and R5 independently represent a bivalent organic group.

Abstract: The invention provides a metallic pattern forming method comprising: forming a region in which a graft polymer, that directly bonds to a surface of a base material that includes a polyimide and has a functional group that interacts with either an electroless plating catalyst or a precursor thereof, is generated in a pattern shape; imparting either an electroless plating catalyst or a precursor thereof; and electroless plating so as to form a metallic film in the pattern shape, wherein the polyimide has at least one structural unit represented by the following Formula (1) or Formula (2) and has a polymerization initiating site in a skeleton thereof. R1 represents a bivalent organic group. R2 is represented by one of Formulae (3) to (6). R3, R4, R5 and R5 independently represents a bivalent organic group.

Abstract: The present invention provides a pattern forming method characterized in that energy is applied to a surface of a base material including a polyimide having a polymerization initiating moiety in a skeleton thereof to thereby generate an active site on the surface of the base material, and a polymer directly bonded to the base material surface and having at least a group selected from a group consisting of: a polar group; a functional group whose hydrophilicity/hydrophobicity changes, whose structure is changed into a structure that interacts with an electroless plating catalyst or a precursor thereof, or which ceases to interact with an electroless plating catalyst or a precursor thereof in response to heat, acid or radiation; and a polymerizable functional group, is generated in a pattern shape using the active site as a starting point so that a pattern is formed on the surface of the base material.

Abstract: A surface graft material including a substrate and a surface graft polymer chain, wherein the surface graft polymer chain includes a photocleavable moiety at one of its terminals, and the surface graft polymer chain is directly bonded to a surface of the substrate by a covalent bond between the photocleavable moiety and the substrate. A graft pattern formation method comprising exposing the graft material to cleave the photocleavable moiety in the exposed area, and removing the graft polymer chain from the exposed are to form a surface graft polymer chain pattern. A conductive pattern material and a metal particle pattern material using the graft pattern.

Abstract: There are provided a conductive pattern material and a pattern-forming method by which a fine pattern having a high resolution and no wire breakage is obtained. The conductive pattern material is such that on a support surface a pattern-forming layer is formed which allows the formation of a hydrophilic/hydrophobic region directly bonded to the support surface due to energy imparted. Energy is imparted to the pattern-forming material in an imagewise manner to form the conductive material layer.

Abstract: The invention includes a visible image receiving material, a conductive pattern material and an organic electroluminescence element, to which a member having a hydrophilic graft chain on a surface thereof through attention to the strong hydrophilicity of the graft chain.

Abstract: There are provided a film-forming composition that includes a hydrolysis product and/or a condensation product of a compound having a repeating unit represented by Formula (1) below. (In the formula, at least one of P and Q is a silane coupling group represented by -L3-Si(R3)m(OR4)3-m, R3 to R8 independently denote H or a hydrocarbon group (C1 to 8), m denotes 0, 1, or 2, x denotes 100 to 1 mol %, y denotes 0 to 99 mol %, and P and Q denote terminal groups; L1 to L3 independently denote a single bond or a divalent organic linking group, Y1 and Y2 independently denote —N(R9)(R10), —OH, —NR0COR9, —CON(R9)(R10), —OR9, —CONR92, —COR9, —CO2M, —COOR9, or —SO3M, in which R0, R9, and R10 independently denote H or alkyl (C1 to 8), R0 and R9 may form a ring, and M denotes H, an alkali metal, an alkaline earth metal, or onium.

Abstract: The present invention provides: a method of forming a metal fine particle pattern including forming a polymerization initiation layer on a support, wherein a polymer which has, in its side chain, a cross-linking group and a functional group having the ability to initiate polymerization is fixed by a cross-linking reaction, forming a graft polymer region in a pattern on the surface of the polymerization initiation layer, wherein the graft polymer layer has the ability to contain a metal ion or a metal salt, adding a metal ion or a metal salt to the graft polymer layer, and thereafter reducing the metal ion or a metal ion in the metal salt to form a metal fine particle dispersion region; and a method of forming an electroconductive pattern using the method of forming a metal fine particle pattern.

Abstract: A thin-layer metal film that is high in productivity, can be prepared in a simple step, has a high density, and is superior in durability. The thin-layer metal film is obtained by reducing a metal salt on a surface of a substrate where a metal salt-containing hydrophilic graft polymer chain is present. The thin-layer metal film is obtained by reducing a metal ion adsorbed on a hydrophilic functional group of the hydrophilic graft polymer chain with a reducing agent to deposit a metal.

Abstract: The invention provides a pattern forming method including providing a polymerization initiation layer which is obtained by fixing, by a cross-linking reaction, a polymer having functional groups having polymerization initiation ability and cross-linking groups at side chains, on a support, and forming a pattern including a preparation zone and a non-preparation zone of a graft polymer by preparing the graft polymer on the surface of the polymerization initiation layer using graft polymerization, by contacting a compound having a polymerizable group on the polymerization initiation layer and supplying energy imagewise; an image forming method which applies the pattern forming method; a pattern forming material; and a planographic printing plate.

Abstract: The thin film laminated with a single particle layer of the present invention includes: a support having a surface where a hydrophilic graft polymer chain is present; and a single particle layer composed of fine particles adhered to the support in the single particle state. This thin film laminated with a single particle layer can be produced by providing a particle-containing liquid or the like onto a support having a surface where a hydrophilic graft polymer chain is present; and allowing fine particles to two-dimensionally aggregate while controlling development thickness of the fine particle-containing liquid, thereby forming a single particle layer. The invention provides a high quality thin film laminated with a single particle layer composed of functional fine and provided on the surface, and its production method.

Abstract: The surface functional member of the present invention has a layer of adsorbed particles which is formed by adsorbing functional particles that are bondable with ionic polar groups onto the substrate on which graft polymer chains having the ionic polar groups are present. The graft polymer chains are preferably formed from a polymerization initiator fixed on the substrate surface by atom transfer radical polymerization. The surface functional member is provided with a layer of functional particles excelling in durability that are firmly adsorbed in the form of a single- or multi-layer structure on its surface so that the functions of the adsorbed functional particles can be exhibited for a long period of time.

Abstract: The present invention relates to a pattern forming method comprising image-wise forming, on a surface of a substrate, a region having an ability to initiate polymerization, forming a graft polymer on the region by atom transfer radical polymerization, and adhering a substance to the graft polymer. The method can be applied for preparing an image forming material, a fine particle adsorption pattern material, a conductive pattern material, or the like by selecting a suitable substance.

Abstract: A method of graft polymerization which includes a step of forming a polymerization initiating layer in which a polymer having, on a side chain thereof, a crosslinking group and a functional group having polymerization initiating capability is immobilized on a support by a crosslinking reaction, and a step of conatacting a compound having a polymerizable functional group with the polymerization initiating layer, and then bonding the compound to the polymerization initiating layer supplying energy thereto, as well as a hydrophilic member, a printing plate precursor, a pattern forming material, a pattern forming method, a method of producing a particle-adsorbed material, and a method of producing a metal particle-dispersed thin layer film, to which the above-mentioned method of graft polymerization can be applied.

Abstract: A functional surface member comprising a support having a surface on which a graft polymer chain having a nonionic polar group in the side chain thereof is bonded and provided thereon a layer comprising adsorbed fine particle capable of polarly bonding to the polar group.

Abstract: A surface functional member comprising: a support having a surface bonded to a graft polymer chain having a polar group; and an adsorbing layer comprising particles capable of bonding to the polar group.

Abstract: The invention includes a visible image receiving material, a conductive pattern material and an organic electroluminescence element, to which a member having a hydrophilic graft chain on a surface thereof through attention to the strong hydrophilicity of the graft chain.