WO2021039111A1 - 樹脂組成物及びそれを用いた半導体封止材料、含侵基材、回路基板、ビルドアップフィルム、プリプレグ、炭素繊維複合材料、ソルダーレジスト、ドライフィルム、プリント配線板 - Google Patents
樹脂組成物及びそれを用いた半導体封止材料、含侵基材、回路基板、ビルドアップフィルム、プリプレグ、炭素繊維複合材料、ソルダーレジスト、ドライフィルム、プリント配線板 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
- C08J5/249—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs characterised by the additives used in the prepolymer mixture
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
- B32B15/092—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising epoxy resins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/042—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with carbon fibres
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/24—Impregnating materials with prepolymers which can be polymerised in situ, e.g. manufacture of prepregs
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0025—Crosslinking or vulcanising agents; including accelerators
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/15—Heterocyclic compounds having oxygen in the ring
- C08K5/151—Heterocyclic compounds having oxygen in the ring having one oxygen atom in the ring
- C08K5/1515—Three-membered rings
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- C—CHEMISTRY; METALLURGY
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- C08L101/00—Compositions of unspecified macromolecular compounds
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- C—CHEMISTRY; METALLURGY
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/04—Polyesters derived from hydroxycarboxylic acids, e.g. lactones
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/004—Photosensitive materials
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
- H01L23/293—Organic, e.g. plastic
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/29—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the material, e.g. carbon
- H01L23/293—Organic, e.g. plastic
- H01L23/295—Organic, e.g. plastic containing a filler
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
- H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0313—Organic insulating material
- H05K1/0353—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement
- H05K1/0366—Organic insulating material consisting of two or more materials, e.g. two or more polymers, polymer + filler, + reinforcement reinforced, e.g. by fibres, fabrics
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/22—Secondary treatment of printed circuits
- H05K3/28—Applying non-metallic protective coatings
- H05K3/285—Permanent coating compositions
- H05K3/287—Photosensitive compositions
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2457/00—Electrical equipment
- B32B2457/08—PCBs, i.e. printed circuit boards
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/06—Elements
Definitions
- the present invention relates to a resin composition and a semiconductor encapsulating material using the same, an impregnated base material, a circuit board, a build-up film, a prepreg, a carbon fiber composite material, a solder resist, a dry film, and a printed wiring board.
- the adhesiveness between the metal layer and the resin is mainly the unevenness of the roughened metal foil, the physical roughening of the resin surface such as plasma treatment, and the chemical roughening such as permanganate etching.
- a photocurable resin composition is widely used for solder resists for printed wiring boards, and has many required performances such as high heat resistance in cured products, excellent copper foil adhesion, and excellent dielectric properties. There is. In particular, with the miniaturization, weight reduction, and high performance of electronic devices, heat resistance, low elastic modulus, and copper foil adhesion become important characteristics due to the miniaturization of wiring by increasing the density and pitch.
- the cured product formed from the conventional thermosetting resin composition has sufficient compatibility between peel strength and low elastic modulus even if the heat resistance is improved. I wasn't satisfied.
- the present invention has been made in view of the above circumstances, and depending on the intended purpose, an epoxy resin composition capable of lowering the elastic modulus while maintaining heat resistance and improving copper foil adhesion, or heat resistance. It is an object of the present invention to provide an epoxy resin composition capable of toughening while maintaining it.
- An object of the present invention is to provide an epoxy composition having improved copper foil adhesion and capable of achieving both heat resistance and a low elastic modulus.
- the resin composition of the present invention contains a resin and a modified resin, wherein the resin contains a thermosetting resin; or a combination of an alkali-soluble resin and an epoxy curing agent, and the modified resin contains n pieces.
- the polymer A block and the n-valent polymer B block are bonded to each other, and the n is an integer of 2 or more.
- an epoxy resin composition capable of lowering the elastic modulus while maintaining heat resistance and improving copper foil adhesion or an epoxy resin composition capable of improving heat resistance, while maintaining heat resistance, can be used. It is possible to provide an epoxy resin composition capable of toughening, or to produce a cured product capable of achieving both heat resistance and a low elastic modulus and having excellent copper foil adhesion.
- the resin composition of the present invention contains a resin (A) and a modified resin (B).
- the resin contains a thermosetting resin (A1); or a combination of an alkali-soluble resin (A2) and an epoxy curing agent (A3).
- the thermosetting resin (A1) By containing the thermosetting resin (A1), the resin composition becomes a thermosetting resin composition that can be cured by heating, and the combination of the alkali-soluble resin (A2) and the epoxy curing agent (A3) can be combined.
- the resin composition becomes an active energy ray-curable resin composition that can be cured by irradiation with active energy rays. It may contain an inorganic filler (D), a reinforcing fiber (E), a flame retardant material (F), and the like.
- the active energy ray means ionizing radiation such as ultraviolet rays; electron beams; ⁇ rays, ⁇ rays, and ⁇ rays.
- the active energy ray-curable resin composition of the present invention preferably contains a photopolymerization initiator (e), and may further contain a photosensitizer (f).
- the active energy ray-curable resin composition of the present invention does not have to contain the photopolymerization initiator (e) and the photosensitizer (f). ..
- thermosetting resin (A1) examples include epoxy resin, phenol resin, unsaturated imide resin, cyanate resin, isocyanate resin, benzoxazine resin, oxetane resin, amino resin, unsaturated polyester resin, allyl resin, and dicyclopentadiene resin.
- Silicone resin, triazine resin and melamine resin are preferably contained, and at least one selected from the group consisting of these resins is preferably contained.
- the thermosetting resin (A1) preferably contains at least one of an epoxy resin and a cyanate resin.
- epoxy resin one type or two or more types can be used, for example, bisphenol A type epoxy resin, bisphenol F type epoxy resin, bisphenol S type epoxy resin, biphenyl type epoxy resin, biphenyl aralkyl type epoxy resin, tetra.
- Methylbiphenyl type epoxy resin diglycidyloxynaphthalene compound (1,6-diglycidyloxynaphthalene, 2,7-diglycidyloxynaphthalene, etc.), phenol novolac type epoxy resin, cresol novolac type epoxy resin, bisphenol A novolac type epoxy resin , Bisphenol F novolac type epoxy resin, triphenylmethane type epoxy resin, stillben type epoxy resin, dicyclopentadiene type epoxy resin, alicyclic epoxy resin, triazine skeleton-containing epoxy resin, fluorene skeleton-containing epoxy resin, triphenolphenol methane type Epoxy resin, xylylene type epoxy resin, naphthalene type epoxy resin, tetraphenylethane type epoxy resin, dicyclopentadiene-phenol addition reaction type epoxy resin, phenol aralkyl type epoxy resin, naphthol novolac type epoxy resin, naphthol aralkyl type epoxy resin, naphthol
- the epoxy resins include cresol novolac type epoxy resin, phenol aralkyl type epoxy resin, biphenyl novolac type epoxy resin, naphthol novolac type epoxy resin containing a naphthalene skeleton, naphthol aralkyl type epoxy resin, and naphthol-phenol co-condensation novolac.
- a group-containing aromatic ring and a compound in which an epoxy group-containing aromatic ring is linked are particularly preferable because a cured product having excellent heat resistance can be obtained.
- the content of the epoxy resin in the thermosetting resin (A1) is preferably 80% by mass or more, more preferably 90% by mass or more, still more preferably 95% by mass or more, and the upper limit is 100% by mass.
- a bisphenol type cyanate resin such as a novolak type cyanate resin
- a bisphenol A type cyanate resin such as a bisphenol A type cyanate resin
- a bisphenol E type cyanate resin such as a bisphenol E type cyanate resin
- a tetramethylbisphenol F type cyanate resin examples thereof include a prepolymer obtained by triazinizing all or part of the novolak type cyanate resin and / or the bisphenol type cyanate resin.
- novolak type cyanate resin is preferable.
- the unsaturated imide resin examples include bismaleimide resin, which is a compound having two or more N-maleimide groups in one molecule, and examples thereof include bis (4-maleimidephenyl) methane and 3,3'-dimethyl-. Examples thereof include 5,5'-diethyl-4,4'-diphenylmethanebismaleimide, 2,2'-bis [4- (4-maleimidephenoxy) phenyl] propane and polyphenylmethanemaleimide.
- Examples of the triazine resin include a trifunctional epoxy compound having a triazine skeleton, and specifically, a bonding group (hydrocarbon group) to three nitrogen atoms of 1,3,5-triazine-2,4,6-dione. Examples thereof include compounds in which an epoxy group is bonded via a group in which a hydrocarbon group is combined with an ether bond and / or an ester bond). Examples of the triazine resin include BT2060 manufactured by Mitsubishi Gas Chemical Company, Ltd., TEPIC-G, TEPIC-P, TEPIC-L, TEPIC-S, TEPIC-H and the like manufactured by Nissan Chemical Industries, Ltd.
- the content of the thermosetting resin (A1) is preferably 20% by mass or more, more preferably 40% by mass or more, still more preferably 50% by mass or more, still more preferably 50% by mass or more, in the non-volatile content of the thermosetting composition. It is 60% by mass or more, preferably 99% by mass or less, more preferably 80% by mass or less, and further preferably 75% by mass or less.
- the modified resin (B) contains a block polymer in which n polymer A blocks and an n-valent polymer B block are bonded (where n represents an integer of 2 or more).
- the modified resin (B) by using the modified resin (B), heat resistance can be improved by changing the type of the thermosetting resin (A) and the curing agent (C) used as needed according to the purpose. It is possible to provide an epoxy resin composition capable of lowering the elasticity while maintaining it and improving the adhesion to copper foil, or an epoxy resin composition capable of strengthening the copper foil while maintaining heat resistance.
- the modified resin (B) of the present invention phase separation is likely to be induced, and since the minority phase derived from the modified resin (B) is contained in this phase separation structure in a specific ratio, this minority phase It is considered that the above-mentioned characteristics can be more easily achieved by exhibiting mechanical properties different from those of the matrix phase.
- the alkali-soluble resin (A2) has one or more phenolic hydroxyl groups and carboxy groups, and is soluble (developable) in an alkaline solution. Specifically, the phenolic hydroxyl groups and carboxy groups.
- the resins having one or more groups one or more selected from polyimide resin, polyamide resin, polyamideimide resin, and epoxy resin can be used.
- the alkali-soluble resin preferably has at least a carboxyl group, and may have a carboxyl group and a phenolic hydroxyl group.
- the polyimide resin is a resin having an imide ring, and is preferably a reaction product of a polycarboxylic acid anhydride and a polyamine and / or a polyisocyanate.
- a polyimide resin having a phenolic hydroxyl group and / or a carboxyl group can be obtained by using a compound having a phenolic hydroxyl group and / or a carboxyl group as at least one of the polycarboxylic acid anhydride, polyamine and polyisocyanate. it can.
- polycarboxylic acid anhydride one type or two or more types can be used, and examples thereof include tetracarboxylic acid anhydride (preferably tetracarboxylic acid dianhydride) and tricarboxylic acid anhydride.
- tetracarboxylic dianhydride examples include pyromellitic dianhydride, 3-fluoropyromellitic dianhydride, 3,6-difluoropyromellitic dianhydride, and 3,6-bis (trifluoromethyl).
- tricarboxylic acid anhydride examples include trimellitic acid anhydride and hydrogenated trimellitic acid anhydride.
- polyamine one kind or two or more kinds can be used.
- an aliphatic polyamine or a polyamine having an alicyclic structure (hereinafter, having an alicyclic structure may be simply referred to as an "alicyclic type”. ), Aromatic polyamines, polyamines having a carboxy group, and polyamines having a phenolic hydroxyl group.
- Examples of the aliphatic polyamine include 1,2-diaminoethane, 1,3-diaminopropane, 1,4-diaminobutane, 1,5-diaminopentane, 1,6-diaminohexane, 1,7-diaminoheptane, and 1, , 8-Diaminooctane, 1,9-diaminononane, 1,10-diaminodecane, 1,11-diaminoundecane, 1,12-diaminododecane, diamine diamine and the like.
- Examples of the alicyclic polyamine include 1,4-diaminocyclohexane, 1,4-diamino-2-methylcyclohexane, 1,4-diamino-2-ethylcyclohexane, and 1,4-diamino-2-n-propyl.
- Cyclohexane 1,4-diamino-2-isopropylcyclohexane, 1,4-diamino-2-n-butylcyclohexane, 1,4-diamino-2-isobutylcyclohexane, 1,4-diamino-2-sec-butylcyclohexane, Examples thereof include 1,4-diamino-2-tert-butylcyclohexane and 1,2-diaminocyclohexane.
- aromatic polyamine examples include polyaminophenyl compounds such as p-phenylenediamine (PPD), 1,3-diaminobenzene, 2,4-toluenediamine, 2,5-toluenediamine, and 2,6-toluenediamine; Polyaminobenzophenone compounds such as 3'-diaminobenzophenone, 3,3'-diamino-4,4'-dichlorobenzophenone, 3,3'-diamino-4,4'-dimethoxybenzophenone; 3,3'-dimethyl-4, Diaminobiphenyl compounds such as 4'-diaminobiphenyl, 2,2'-dimethyl-4,4'-diaminobiphenyl, 2,2'-bis (trifluoromethyl) -4,4'-diaminobiphenyl; 3,3' Diaminodiphenyl ether compounds such as -diaminodiphenyl ether, 3,4'-di
- Ndidin compound 1,3-bis (3-aminophenyl) benzene, 1,3-bis (4-aminophenyl) benzene, 1,4-bis (3-aminophenyl) benzene, 1,4-bis (4-) Aminophenyl) benzene, 1,3-bis (4-aminophenoxy) benzene, 1,4-bis (3-aminophenoxy) benzene, 1,4-bis (4-aminophenoxy) benzene, 1,3-bis ( 3-Aminophenoxy) -4-trifluoromethylbenzene, 3,3'-diamino-4- (4-phenyl) phenoxybenzophenone, 3,3'-diamino-4,4'-di (4-phenylphenoxy) benzophenone , 1,3-bis (3-aminophenyl sulfide) benzene, 1,3-bis (4-aminophenyl sulfide) benzene, 1,
- Examples of the polyamine having a carboxy group include diaminobenzoic acid compounds such as 3,5-diaminobenzoic acid, 2,5-diaminobenzoic acid, and 3,4-diaminobenzoic acid; 3,5-bis (3-aminophenoxy).
- Aminophenoxy benzoic acid compounds such as benzoic acid, 3,5-bis (4-aminophenoxy) benzoic acid; 3,3'-diamino-4,4'-dicarboxybiphenyl, 4,4'-diamino-3,3 Carboxybiphenyl compounds such as'-dicarboxybiphenyl, 4,4'-diamino-2,2'-dicarboxybiphenyl, 4,4'-diamino-2,2', 5,5'-tetracarboxybiphenyl; 3, 3'-diamino-4,4'-dicarboxydiphenylmethane, 3,3'-dicarboxy-4,4'-diaminodiphenylmethane, 2,2-bis [3-amino-4-carboxyphenyl] propane, 2,2 -Bis [4-amino-3-carboxyphenyl] propane, 2,2-bis [3-amino-4-carbox
- polyamine having a phenolic hydroxyl group examples include 3,3'-dihydroxybenzidine, 3,3'-diamino-4,4'-dihydroxybiphenyl, 4,4'-diamino-3,3'-dihydroxybiphenyl, 3, 3'-diamino-4,4'-dihydroxydiphenylsulfone, 4,4′-diamino-3,3′-dihydroxydiphenylsulfone, bis (3-amino-4-hydroxyphenyl) methane, 2,2-bis- ( 3-Amino-4-hydroxyphenyl) propane, 2,2-bis (3-amino-4-hydroxyphenyl) hexafluoropropane, 2,2-bis (4-amino-3-hydroxyphenyl) hexafluoropropane, bis (4-Amino-3-hydroxyphenyl) methane, 2,2-bis (4-amino-3-hydroxyphenyl) propane, 4,4'-diamino-3
- polyisocyanate one type or two or more types can be used, and examples thereof include aliphatic polyisocyanates, alicyclic polyisocyanates, and aromatic polyisocyanates.
- aliphatic polyisocyanate examples include trimethylene diisocyanate, tetramethylene diisocyanate, pentamethylene diisocyanate, hexamethylene diisocyanate, 2-methyl-1,5-pentane diisocyanate, 3-methyl-1,5-pentane diisocyanate, and polyisocyanate dimerate. And so on.
- alicyclic polyisocyanate examples include cyclohexane diisocyanate, isophorone diisocyanate, 4,4'-dicyclohexylmethane diisocyanate, hydrogenated xylylene diisocyanate and the like.
- aromatic polyisocyanate examples include tolylene diisocyanate, xylylene diisocyanate, biphenyl diisocyanate, diphenyl sulfone diisocyanate, diphenyl ether diisocyanate, diphenylmethane diisocyanate and the like.
- the polyamide resin is a resin having an amide bond, and is preferably a reaction product of a polyamine and a polycarboxylic acid; a ring-opening polymer of lactam; or a copolymer thereof.
- a polyamine having a carboxy group as the polyamine, a polyamide resin having a carboxy group can be obtained.
- the same compound as the polyamine described as the raw material of the polyimide resin can be used.
- polycarboxylic acid one kind or two or more kinds can be used, and examples thereof include an aliphatic polycarboxylic acid, an alicyclic polycarboxylic acid, and an aromatic polycarboxylic acid.
- aliphatic polycarboxylic acid examples include adipic acid, sebacic acid, azelaic acid, decamethylenedicarboxylic acid and the like.
- Examples of the alicyclic polycarboxylic acid include cyclohexanedicarboxylic acid and cyclopentanedicarboxylic acid.
- aromatic polycarboxylic acid examples include orthophthalic acid, phthalic anhydride, terephthalic acid, isophthalic acid, naphthalene-2,6-dicarboxylic acid, naphthalene-2,7-dicarboxylic acid, naphthalene-1,5-dicarboxylic acid and the like. These esterified products or halides may be used.
- the polyamideimide resin is a resin having an imide ring and an amide bond, and is a polycarboxylic acid having at least two anhydrous carboxy groups and a non-anhydrous carboxy group in one molecule, and polyisocyanate.
- the reaction product of polycarboxylic acid having at least two anhydrous carboxy groups and a non-anhydrous carboxy group in one molecule and a polyamine having a carboxy group is further reacted with polyisocyanate. Examples thereof include compounds obtained from the above.
- Examples of the compound having at least two anhydrous carboxy groups and a non-anhydrous carboxy group include trimellitic anhydride, 4,4'-oxydiphthalic anhydride, hydrogenated trimellitic anhydride and the like. ..
- the compound exemplified as the polycarboxylic acid anhydride may be used in combination.
- the polyamine having a carboxy group and the polyisocyanate As the polyamine having a carboxy group and the polyisocyanate, the polyamine having a carboxy group and the compounds exemplified as the polyisocyanate can be used.
- polyamide-imide resin for example, a resin having a unit represented by the following formula (1) is preferable.
- R 1 represents a residue of polyisocyanate
- R 2 and R 4 are a compound having two carboxy groups that have been anhydrated in one molecule and a carboxy that has not been anhydrated, respectively.
- R 3 represents a residue of a polyamine having a carboxy group.
- the epoxy resin is preferably an epoxy (meth) acrylate resin having an acid group (preferably a carboxy group), and is an epoxy resin having two or more epoxy groups in one molecule (hereinafter referred to as "specific epoxy resin”).
- a resin (A1) having a structure in which (meth) acrylic acid is added to the epoxy group of (1) and one or more divalent organic acids are further added; or the carboxy of the resin (A1).
- a resin (A2) in which an acid-reactive (meth) acrylate compound such as glycidyl (meth) acrylate is further added to a part of the group is preferable.
- the specific epoxy resin one kind or two or more kinds can be used, and bisphenol A type epoxy resin, bisphenol F type epoxy resin, hydrogenated bisphenol A type epoxy resin, brominated epoxy resin, phenylene ether type epoxy resin, Naftylene ether type epoxy resin, biphenyl type epoxy resin, triphenylmethane type epoxy resin, phenol novolac type epoxy resin, cresol novolac type epoxy resin, bisphenol novolac type epoxy resin, naphthol novolac type epoxy resin, naphthol-phenol co-condensation novolac type Epoxy resin, naphthol-cresol co-condensed novolak type epoxy resin, phenol aralkyl type epoxy resin, naphthol aralkyl type epoxy resin, dicyclopentadiene-phenol addition reaction type epoxy resin, glycidylamine type epoxy resin, hidden in type epoxy resin, alicyclic type Epoxy resin, trihydroxyphenylmethane type epoxy resin, bixilenol type / biphenol type epoxy resin,
- phenol novolac type epoxy resin cresol novolac type epoxy resin, bisphenol novolac type epoxy resin, naphthol novolac type epoxy resin, naphthol-phenol co-shrink novolak type epoxy resin, naphthol-cresol co-shrink novolak type epoxy
- a novolak type epoxy resin such as a resin is preferable.
- the total content of the novolak type epoxy resin and the cresol novolak type epoxy resin contained in the specific epoxy resin is preferably 90% by mass or more, more preferably 95% by mass or more, based on 100% by mass of the specific epoxy resin.
- the upper limit is 100% by mass.
- organic acid examples include oxalic acid, malonic acid, succinic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid, sebacic acid, maleic acid, fumaric acid, phthalic acid, isophthalic acid, terephthalic acid, and tetrahydrophthalic acid.
- organic acid examples include oxalic acid, malonic acid, succinic acid, glutaric acid, adipic acid, pimelic acid, suberic acid, azelaic acid, sebacic acid, maleic acid, fumaric acid, phthalic acid, isophthalic acid, terephthalic acid, and tetrahydrophthalic acid.
- dicarboxylic acids such as acid, hexahydrophthalic acid and methylhexahydrophthalic acid.
- the dicarboxylic acid anhydride is anhydrous dicarboxylic acid having a cyclic structure such as fumaric acid, phthalic acid, isophthalic acid, terephthalic acid, tetrahydrophthalic acid, hexahydrophthalic acid, and methylhexahydrophthalic acid from the viewpoint of heat resistance.
- the thing is preferable.
- Examples of the acid-reactive (meth) acrylate compound include compounds having a glycidyl group and a (meth) acryloyl group such as glycidyl (meth) acrylate.
- the acid value of the alkali-soluble resin (A2) is preferably 30 mgKOH / g or more, more preferably 40 mgKOH / g or more, preferably 150 mgKOH / g or less, more preferably 100 mgKOH / g or less, still more preferably 90 mgKOH / g. It is as follows.
- the weight average molecular weight of the alkali-soluble resin (A2) is preferably 1,000 or more, more preferably 3,000 or more, still more preferably 5,000 or more, preferably 100,000 or less, more preferably 50, It is 000 or less, more preferably 12,000 or less, and even more preferably 10,000 or less.
- the molecular weight dispersion of the alkali-soluble resin (a) is preferably 1.5 or more and 4 or less.
- the weight average molecular weight shall mean a value measured by gel permeation chromatography.
- the content of the alkali-soluble resin (A2) is preferably 10% by mass or more, more preferably 15% by mass or more, still more preferably 18% by mass or more in the non-volatile content of the active energy ray-curable resin composition. It is preferably 90% by mass or less, more preferably 85% by mass or less, and further preferably 80% by mass or less.
- the curing agent (A3) preferably has a functional group (preferably an epoxy group) capable of reacting with an acid group (preferably a carboxy group) contained in the alkali-soluble resin (A2).
- a functional group preferably an epoxy group
- an acid group preferably a carboxy group
- the curing agent one kind or two or more kinds can be used, and for example, the epoxy resin exemplified as the specific epoxy resin can be used.
- phenol novolac type epoxy resin cresol novolac type epoxy resin, bisphenol novolac type epoxy resin, naphthol novolac type epoxy resin, naphthol-phenol co-shrink novolak type epoxy resin, naphthol-cresol co-shrink novolak type epoxy
- a novolak type epoxy resin such as a resin is preferable, and one having a softening point of 50 ° C. or higher and 120 ° C. or lower is preferable.
- the epoxy group equivalent of the curing agent (A3) is preferably 5 or more, more preferably 30 or more, still more preferably 50 or more, preferably 500 or less, more preferably 400 or less, still more preferably 300 or less.
- the content of the curing agent (A3) is preferably 10 parts by mass or more, more preferably 20 parts by mass or more, and further preferably 25 parts by mass with respect to 100 parts by mass of the acid group-containing epoxy (meth) clear resin (A2). It is 5 parts by mass or more, preferably 70 parts by mass or less, more preferably 60 parts by mass or less, and further preferably 50 parts by mass or less.
- a curing accelerator (A4) may be used in combination with the curing agent (A3).
- the curing accelerator (A4) one kind or two or more kinds can be used, and for example, a phosphorus compound such as triphenylphosphine; dicyanamide; benzyldimethylamine, 4- (dimethylamino) -N, N- Amine compounds such as dimethylbenzylamine, 4-methoxy-N, N-dimethylbenzylamine, 4-methyl-N, N-dimethylbenzylamine; imidazole, 2-methylimidazole, 2-ethylimidazole, 2-ethyl-4- Cyclic amine compounds such as methyl imidazole, 2-phenyl imidazole, 4-phenyl imidazole, 1-cyanoethyl-2-phenyl imidazole, 1- (2-cyanoethyl) -2-ethyl-4-methyl imidazole; dihydrazide adipate, sebacic acid Hydra
- the content of the resin (A) is preferably 11% by mass or more, more preferably 16% by mass or more, still more preferably 19% by mass or more, and preferably 99% by mass or less in the non-volatile content of the resin composition. , More preferably 95% by mass or less, still more preferably 90% by mass or less.
- the block polymer may be, for example, a block polymer represented by the formula (2) (a block polymer in which two polymer A blocks and a divalent polymer B block are bonded), and is represented by the formula (3). It may be a block polymer represented by a block polymer (a block polymer in which three polymer A blocks and a trivalent polymer B block are bonded), or a block polymer represented by the formula (4) (four polymer A blocks). And a block polymer in which four polymer B blocks are bonded).
- the polymer A block preferably contains a polyester unit.
- the polyester unit is, for example, a polyester unit obtained by esterifying a low molecular weight polyol (for example, a polyol having a molecular weight of 50 or more and 300 or less) and a polycarboxylic acid; a cyclic ester compound obtained by a ring-opening polymerization reaction. Polyester unit; Examples thereof include these copolymerized polyester units.
- a polyol having a molecular weight of about 50 or more and 300 or less can be used.
- ethylene glycol, propylene glycol, 1,4-butanediol, 1,5-pentanediol, and 1,6-hexanediol can be used.
- 3-Methyl-1,5-pentanediol diethylene glycol, dipropylene glycol, neopentyl glycol, 1,3-butanediol and other aliphatic polyols with 2 to 6 carbon atoms; 1,4-cyclohexanediol, cyclohexane Aliphatic structure-containing polyols such as dimethanol; bisphenol compounds such as bisphenol A and bisphenol F, and aromatic structure-containing polyols such as alkylene oxide adducts thereof can be mentioned.
- polycarboxylic acid examples include aliphatic polycarboxylic acids such as succinic acid, adipic acid, sebacic acid and dodecandicarboxylic acid; aromatic polycarboxylic acids such as terephthalic acid, isophthalic acid, phthalic acid and naphthalenedicarboxylic acid; and the fat. Examples thereof include anhydrides or ester-forming derivatives of group polycarboxylic acids and aromatic polycarboxylic acids.
- cyclic ester compound examples include ⁇ -acetolactone, ⁇ -propiolactone, ⁇ -butyrolactone, ⁇ -valerolactone, and ⁇ -caprolactone.
- the glass transition temperature of the polymer A block is preferably ⁇ 80 ° C. or higher, more preferably ⁇ 75 ° C. or higher, further preferably ⁇ 70 ° C. or higher, preferably 50 ° C. or lower, more preferably 40 ° C. or lower, still more preferably. It is 30 ° C. or lower.
- the end (free end) of the polymer A block may be either a carboxyl group or a hydroxyl group, and is preferably a hydroxyl group.
- the number average molecular weight of the polymer A block is preferably 500 or more, more preferably 750 or more, still more preferably 1,000 or more, preferably 20,000 or less, more preferably 10,000 or less, still more preferably 5. It is less than 000.
- the content of the polyester unit is preferably 50% by mass or more, more preferably 70% by mass or more, still more preferably 80% by mass or more, and the upper limit is 100% by mass in the polymer A block.
- the glass transition temperature of the polymer B block is preferably 0 ° C. or lower.
- the glass transition temperature is preferably ⁇ 10 ° C. or lower, more preferably ⁇ 20 ° C. or lower, further preferably ⁇ 30 ° C. or lower, preferably ⁇ 150 ° C. or higher, more preferably ⁇ 140 ° C. or higher, still more preferably ⁇ . It is 130 ° C. or higher.
- the polymer B block is one or more selected from the group consisting of a polyether unit, a conjugated diene polymer unit, a hydrogenated conjugated diene polymer unit and a polysiloxane unit (hereinafter, may be referred to as a "specific polymer unit"). It is preferable to include it.
- the polyether unit means a polymer unit having an oxyalkylene unit as a repeating unit.
- the oxyalkylene unit include an oxyalkylene unit having an oxy group such as an oxyethylene unit, an oxypropylene unit, and an oxybutylene unit and an alkylene unit having 2 to 4 carbon atoms. Of these, oxypropylene units and oxybutylene units are preferable from the viewpoint of water resistance.
- the number average molecular weight of the polyether unit is preferably 500 or more, more preferably 750 or more, still more preferably 1,000 or more, preferably 20,000 or less, more preferably 15,000 or less, still more preferably 10. It is less than 000.
- the conjugated diene polymer unit means a polymer unit of a monomer containing at least a conjugated diene compound.
- the conjugated diene compound include 1,3-butadiene, isoprene, 2,3-dimethyl-1,3-butadiene, 1,3-pentadiene, 1,3-hexadiene, 1,3-heptadiene, and 2,3. -Dimethyl butadiene, 2-phenyl-1,3-butadiene, 3-methyl-1,3-pentadiene, 2-chlor-1,3-butadiene and the like can be mentioned, with 1,3-butadiene and isoprene being preferred.
- the content of the conjugated diene compound in the monomer is, for example, 30% by mass or more, preferably 50% by mass or more, more preferably 70% by mass or more, and the upper limit is 100% by mass.
- the monomer includes methyl (meth) acrylate, ethyl (meth) acrylate, propyl (meth) acrylate, butyl (meth) acrylate, isobutyl (meth) acrylate, tert-butyl (meth) acrylate, and pentyl.
- the hydrogenated conjugated diene polymer unit represents a polymer unit obtained by hydrogenating a polymer of a monomer containing at least a conjugated diene compound, and the above-exemplified compound can be used as the conjugated diene compound and the monomer.
- the number average molecular weight of the conjugated diene polymer unit is preferably 500 or more, more preferably 750 or more, still more preferably 1,000 or more, preferably 20,000 or less, more preferably 15,000 or less, still more preferably. Is less than 10,000.
- the content of the conjugated diene compound in the monomer forming the hydrogenated conjugated diene polymer unit is preferably 30% by mass or more, more preferably 50% by mass or more, still more preferably 70% by mass or more, and the upper limit is It is 100% by mass.
- the polysiloxane unit means a unit in which silicon atoms substituted with two hydrocarbon groups and oxygen atoms are alternately arranged.
- the hydrocarbon group include an aliphatic hydrocarbon group having 1 to 5 carbon atoms (preferably a methyl group), an alicyclic hydrocarbon group having 3 to 10 carbon atoms, and an aromatic hydrocarbon having 6 to 10 carbon atoms.
- examples thereof include a hydrogen group, and the hydrocarbon group may have a substituent such as a hydroxyl group, a carboxy group or a sulfonic acid group.
- the number average molecular weight of the siloxane unit is preferably 500 or more, more preferably 750 or more, still more preferably 1,000 or more, and preferably 20,000 or less. It is preferably 15,000 or less, more preferably 10,000 or less.
- the number average molecular weight of the polymer B block is preferably 500 or more, more preferably 750 or more, still more preferably 1,000 or more, preferably 20,000 or less, more preferably 15,000 or less, still more preferably 10. It is less than 000.
- the content of the specific polymer unit is preferably 50% by mass or more, more preferably 70% by mass or more, still more preferably 80% by mass or more in the polymer B block.
- the upper limit is 100% by mass.
- the content ratio (A / B) of the polymer A block to the polymer B block is preferably 0.1 or more, more preferably 0.3 or more, still more preferably 0.4 or more, and preferably 0.4 or more, based on the mass. Is 10 or less, more preferably 8 or less, still more preferably 6 or less.
- the number average molecular weight of the block polymer is preferably 1,500 or more, more preferably 2,000 or more, still more preferably 3,000 or more, preferably 20,000 or less, more preferably 17,000 or less, and further. It is preferably 15,000 or less.
- the block polymer can be produced, for example, by reacting a compound having a hydroxyl group at the end of the polymer B block with a raw material of the polymer A block (for example, a polyol, a polycarboxylic acid, a lactone compound, etc.).
- a raw material of the polymer A block for example, a polyol, a polycarboxylic acid, a lactone compound, etc.
- the modified resin (B) is a block polymer and other modified resins (polyether resin, polyester resin, polyurethane resin, silicone resin, fluororesin, cellulose resin, phenoxy resin, polyvinyl acetal resin, polyvinyl butyral resin). , Polyamide resin, polyamideimide resin, elastomer, etc.) may be included.
- the content of the block polymer in the modified resin (B) is preferably 30% by mass or more, more preferably 50% by mass or more, still more preferably 70% by mass or more, and the upper limit is 100% by mass.
- the content of the modified resin (B) is preferably 0.1 part by mass or more, more preferably 0.5 part by mass or more, and further preferably 1 part by mass or more with respect to 100 parts by mass of the resin (A). It is preferably 20 parts by mass or less, more preferably 15 parts by mass or less, and further preferably 10 parts by mass or less.
- the resin composition contains a thermosetting resin (A1) as the resin (A), it is preferable that the resin composition further contains a curing agent (C).
- a curing agent (C) By including the curing agent (C), it is easy to cure the resin composition even when the resin (A) does not have a self-reactive group.
- the curing agent (C) one type or two or more types can be used, and examples thereof include phenolic resins, amine compounds, amide compounds, active ester resins, acid anhydrides, and cyanate ester resins.
- the thermosetting agent (B) preferably contains at least one selected from an active ester resin, a phenol resin and a cyanate resin.
- phenol resin examples include phenol novolac resin, cresol novolac resin, aromatic hydrocarbon formaldehyde resin-modified phenol resin, dicyclopentadienephenol-added resin, phenol aralkyl resin (Zyroc resin), naphthol aralkyl resin, and triphenylol methane resin.
- biphenyl compounds such as biphenyl and tetramethylbiphenyl; triphenylolmethane, tetraphenylol ethane; dicyclopentadiene-phenol addition reaction type resins, phosphorus-modified phenol compounds in which a phosphorus atom is introduced into these various phenol hydroxyl group-containing compounds, etc. Can be mentioned.
- amine compound examples include dicyanamide, diaminodiphenylmethane, diethylenetriamine, triethylenetetramine, diaminodiphenylsulfone, isophoronediamine, imidazole, BF 3 -amine complex, guanidine derivative and the like.
- amide compound examples include a polyamide resin synthesized from a dimer of polyamide, dicyandiamide, and linolenic acid and ethylenediamine.
- the active ester resin is not particularly limited, but contains 2 ester groups with high reactive activity such as phenol esters, thiophenol esters, N-hydroxyamine esters, and esters of heterocyclic hydroxy compounds in one molecule. Compounds having more than one are preferably used.
- the active ester resin is preferably obtained by a condensation reaction of a carboxylic acid compound and / or a thiocarboxylic acid compound with a hydroxy compound and / or a thiol compound.
- an active ester resin obtained from a carboxylic acid compound or a halide thereof and a hydroxy compound is preferable, and an active ester resin obtained from a carboxylic acid compound or a halide thereof and a phenol compound and / or a naphthol compound is preferable.
- the carboxylic acid compound include benzoic acid, acetic acid, succinic acid, maleic acid, itaconic acid, phthalic acid, isophthalic acid, terephthalic acid, pyromellitic acid and the like, or halides thereof.
- phenol compound or naphthol compound examples include hydroquinone, resorcin, bisphenol A, bisphenol F, bisphenol S, dihydroxydiphenyl ether, phenol phthalein, methylated bisphenol A, methylated bisphenol F, methylated bisphenol S, phenol, o-cresol, m.
- -Cresol p-cresol, catechol, ⁇ -naphthol, ⁇ -naphthol, 1,5-dihydroxynaphthalene, 1,6-dihydroxynaphthalene, 2,6-dihydroxynaphthalene, dihydroxybenzophenol, trihydroxybenzophenone, tetrahydroxybenzophenone, fluoroglusin , Benzintriol, dicyclopentadiene-phenol-added resin and the like.
- acid anhydrides examples include phthalic anhydride, trimellitic anhydride, pyromellitic anhydride, maleic anhydride, tetrahydrophthalic anhydride, methyltetrahydrophthalic anhydride, methylnadic anhydride, hexahydrophthalic anhydride, and methylhexahydrophthalic anhydride. Acids, copolymers thereof and the like can be mentioned.
- cyanate ester resin one type or two or more types can be used, for example, bisphenol A type cyanate ester resin, bisphenol F type cyanate ester resin, bisphenol E type cyanate ester resin, bisphenol S type cyanate ester resin, bisphenol.
- cyanate ester resins bisphenol A type cyanate ester resin, bisphenol F type cyanate ester resin, bisphenol E type cyanate ester resin, and polyhydroxynaphthalene type cyanate ester resin can be obtained as a cured product having particularly excellent heat resistance.
- Naftylene ether type cyanate ester resin and novolak type cyanate ester resin are preferably used, and dicyclopentadiene-phenol addition reaction type cyanate ester resin is preferable in that a cured product having excellent dielectric properties can be obtained.
- the curing accelerator (C1) may be contained.
- the curing accelerator (C1) one kind or two or more kinds can be used, and examples thereof include phosphorus compounds, tertiary amines, imidazole compounds, organic acid metal salts, Lewis acids, amine complex salts and the like. ..
- triphenylphosphine is used as a phosphorus compound and 1,8-diazabicyclo- is used as a tertiary amine because of its excellent curability, heat resistance, electrical properties, moisture resistance and reliability.
- DBU -Undesen
- the composition of the present invention may further contain a maleimide compound (C2).
- the maleimide compound (C2) is different from the maleimide resin.
- the maleimide compound (C2) one type or two or more types can be used, for example, N-cyclohexylmaleimide, N-methylmaleimide, Nn-butylmaleimide, N-hexylmaleimide, N-tert-butyl.
- N-aliphatic maleimide such as maleimide
- N-aromatic maleimide such as N-phenylmaleimide, N- (P-methylphenyl) maleimide, N-benzylmaleimide
- 4,4'-diphenylmethanebismaleimide 4,4'- Diphenylsulfone bismaleimide
- m-phenylene bismaleimide bis (3-methyl-4-maleimidephenyl) methane, bis (3-ethyl-4-maleimidephenyl) methane, bis (3,5-dimethyl-4-maleimidephenyl)
- bismaleimides such as methane, bis (3-ethyl-5-methyl-4-maleimidephenyl) methane and bis (3,5-diethyl-4-maleimidephenyl) methane.
- maleimide compound (C2) bismaleimides are preferable from the viewpoint of improving the heat resistance of the cured product, and particularly 4,4'-diphenylmethane bismaleimide and bis (3,5-dimethyl-4-maleimide).
- phenyl) methane bis (3-ethyl-5-methyl-4-maleimidephenyl) methane and bis (3,5-diethyl-4-maleimidephenyl) methane.
- the maleimide compound (C2) when used, it may contain the amine compound, the phenol compound, the acid anhydride compound, the imidazole compound, the organic metal salt and the like, if necessary.
- the resin composition contains a combination of an alkali-soluble resin (A2) and an epoxy curing agent (A3) as the resin (A), the polymerizable compound (D), the photopolymerization initiator (E), and the photosensitizer (F), the heat-reactive compound (G) may be contained.
- A2 alkali-soluble resin
- A3 epoxy curing agent
- the polymerizable compound (D) is a compound having a group (preferably a polymerizable double bond) that can be polymerized by an active radical, and is preferably a compound having a (meth) acryloyl group.
- Examples of the polymerizable compound (D) include monofunctional compounds such as phenoxy (meth) acrylate; 1,6-hexanediol di (meth) acrylate, ethylene glycol di (meth) acrylate, neopentyl glycol di (meth) acrylate, and the like.
- Bifunctional compounds such as acrylates and polyethylene glycol di (meth) acrylates and their ethylene oxide modified products, propylene oxide modified products and caprolactone modified products; trimethylolpropantri (meth) acrylate, pentaerythritol tri (meth) acrylate, tris ( Trifunctional compounds such as 2- (meth) acryloyloxyethyl) isocyanurate and their ethylene oxide modified products, propylene oxide modified products and caprolactone modified products; tetrafunctional compounds such as pentaerythritol tetra (meth) acrylate and their ethylene oxide modified products.
- Pentafunctional compounds such as dipentaerythritol penta (meth) acrylate and their ethylene oxide modified product, propylene oxide modified product and caprolactone modified product; dipentaerythritol hexa (meth) acrylate and the like.
- Examples thereof include compounds having 7 or more functionalities such as (meth) acrylate, and their ethylene oxide-modified products, propylene oxide-modified products and caprolactone-modified products.
- the number average molecular weight of the polymerizable compound (D) is preferably 150 or more and 2,900 or less, and more preferably 250 or more and 1,500 or less.
- the content thereof is preferably 0.5 parts by mass or more, more preferably 1 part by mass or more, and further preferably 3 parts by mass with respect to 100 parts by mass of the alkali-soluble resin.
- the above is preferably 15 parts by mass or less, more preferably 10 parts by mass or less, and further preferably 7 parts by mass or less.
- photopolymerization initiator (E) one kind or two or more kinds can be used, for example, diethoxyacetophenone, 2-hydroxy-2-methyl-1-phenylpropan-1-one, oligo ⁇ 2- Hydroxy-2-methyl-1- [4- (1-methylvinyl) phenyl] propanone ⁇ , benzyldimethylketal, 1- (4-isopropylphenyl) -2-hydroxy-2-methylpropan-1-one, 4- (2-Hydroxyethoxy) Phenyl- (2-Hydroxy-2-propyl) Ketone, 1-Hydroxycyclohexylphenylketone, 2-Methyl-2-morpholino (4-thiomethylphenyl) Propan-1-one, 2-benzyl- 2-Dimethylamino-1- (4-morpholinophenyl) -butanone, 2,2-dimethoxy-1,2-diphenylethane-1-one, 1- [4- (4-hydroxyethoxy) -
- Phenyl compounds benzophenone, methyl-4-phenylbenzophenone o-benzoylbenzoate, 4,4'-dichlorobenzophenone, hydroxybenzophenone, 4-benzoyl-4'-methyl-diphenylsulfide, acrylicized benzophenone, 3,3', Benzophenone compounds such as 4,4'-tetra (t-butylperoxycarbonyl) benzophenone, 3,3'-dimethyl-4-methoxybenzophenone, 2,4,6-trimethylbenzophenone, 4-methylbenzophenone; 2-isopropylthioxanthone, Thioxanths such as 2,4-dimethylthioxanthone, 2,4-diethylthioxanthone, and 2,4-dichlorothioxanthone.
- the photopolymerization initiator (E) When the photopolymerization initiator (E) is used, its content is preferably 1 part by mass or more, more preferably 3 parts by mass or more, and further preferably 5 parts by mass or more with respect to 100 parts by mass of the alkali-soluble resin. It is preferably 20 parts by mass or less, more preferably 15 parts by mass or less, and further preferably 12 parts by mass or less.
- the photosensitizer (F) one kind or two or more kinds can be used, for example, a tertiary amine compound such as diethanolamine, N-methyldiethanolamine, tributylamine, a urea compound such as o-tolylthiourea, and the like.
- examples thereof include sulfur compounds such as sodium diethyldithiophosphate and s-benzylisothiuronium-p-toluenesulfonate.
- the content thereof is preferably 1 part by mass or more, more preferably 3 parts by mass or more, still more preferably 3 parts by mass, based on 100 parts by mass of the photopolymerization initiator (E). It is 5 parts by mass or more, preferably 20 parts by mass or less, more preferably 15 parts by mass or less, and further preferably 12 parts by mass or less.
- the resin composition contains a thermosetting resin (A1) as the resin (A), it may further contain an inorganic filler (G).
- an inorganic filler G
- the coefficient of thermal expansion of the insulating layer can be further reduced.
- the inorganic filler one type or two or more types can be used, for example, silica (molten silica, crystalline silica, etc.), silicon nitride, alumina, clay minerals (talc, clay, etc.), mica powder, hydroxide.
- silica molten silica, crystalline silica, etc.
- silicon nitride nitride
- alumina alumina
- clay minerals talc, clay, etc.
- mica powder hydroxide
- examples thereof include aluminum, magnesium hydroxide, magnesium oxide, aluminum titanate, barium titanate, calcium titanate, titanium oxide and the like, and silica is preferable, and molten silica is more preferable.
- the shape of the silica may be either crushed or spherical, and is preferably spherical from the viewpoint of suppressing the melt viscosity of the composition while increasing the blending amount.
- a semiconductor encapsulant preferably a power transistor or a high thermal conductive semiconductor encapsulant for a power IC
- silica molten silica, crystalline silica is preferable, crystalline silica is preferable
- alumina preferably a power transistor or a high thermal conductive semiconductor encapsulant for a power IC
- Silicon nitride is preferred.
- the content of the inorganic filler (G) in the resin composition is preferably 0.2% by mass or more, more preferably 30% by mass or more, still more preferably 50% by mass or more, and even more preferably 70% by mass or more. It is particularly preferably 80% by mass or more, preferably 95% by mass or less, and more preferably 90% by mass or less.
- the resin composition of the present invention may further contain reinforcing fibers (H).
- the reinforcing fiber include a fiber material such as glass fiber and carbon fiber, and a fiber base material formed from the fiber material.
- the glass fiber and carbon fiber may be short fibers or long fibers.
- a prepreg can be obtained by impregnating the resin composition with the fiber material and the fiber base material to form a sheet, and the prepreg and the carbon fiber composite material which is a cured product of the prepreg are also within the technical scope of the present invention. include.
- the resin composition of the present invention may further contain a flame retardant (I).
- the flame retardant (I) is preferably a non-halogen type that does not substantially contain a halogen atom.
- the flame retardant (I) one type or two or more types can be used, for example, a phosphorus-based flame retardant, a nitrogen-based flame retardant, a silicone-based flame retardant, an inorganic flame retardant, an organometallic salt-based flame retardant, and the like. Can be mentioned.
- ammonium phosphates such as red phosphorus, monoammonium phosphate, diammonium phosphate, triammonium phosphate, and ammonium polyphosphate.
- Inorganic nitrogen-containing phosphorus compounds such as phosphoric acid amides and other inorganic nitrogen-containing phosphorus compounds;
- 9,10-dihydro-9-oxa-10-phosphaphenanthrene 10-oxide
- 10- (2,5-dihydrooxyphenyl) -10H-9-oxa-10-phosphaphenanthrene 10-Oxide
- 10- (2,7-dihydrooxynaphthyl) -10H-9-Oxa-10-phosphaphenanthrene 10-oxide and other cyclic organophosphorus compounds, and compounds such as epoxy resins and phenolic resins
- Examples thereof include organic phosphorus compounds such as reacted derivatives.
- hydrotalcite magnesium hydroxide
- boring compound zirconium oxide
- black dye calcium carbonate
- zeolite zinc molybdate
- activated charcoal activated charcoal
- the red phosphorus is preferably surface-treated, and examples of the surface treatment method include (i) magnesium hydroxide, aluminum hydroxide, zinc hydroxide, titanium hydroxide, bismuth oxide, and bismuth hydroxide.
- Method of coating with an inorganic compound such as bismuth nitrate or a mixture thereof (ii) a mixture of an inorganic compound such as magnesium hydroxide, aluminum hydroxide, zinc hydroxide, titanium hydroxide, and a thermosetting resin such as a phenol resin.
- a thermosetting resin such as phenol resin
- nitrogen-based flame retardant examples include triazine compounds, cyanuric acid compounds, isocyanuric acid compounds, phenothiazine compounds, and the like, and triazine compounds, cyanuric acid compounds, and isocyanuric acid compounds are preferable.
- a metal hydroxide, a molybdenum compound, or the like may be used in combination.
- triazine compound examples include, for example, melamine, acetoguanamine, benzoguanamine, melon, melam, succinoguanamine, ethylenedimelamine, polyphosphate melamine, triguanamine and the like, and for example, (i) guanyl melamine sulfate, melem sulfate, sulfuric acid.
- a cocondensate of aminotriazine sulfate compounds such as melam, (ii) phenols, cresols, xylenols, butylphenols, nonylphenols and other phenols with melamines such as melamine, benzoguanamine, acetguanamine and formguanamine and formaldehyde, (iii).
- melam phenols, cresols, xylenols, butylphenols, nonylphenols and other phenols with melamines such as melamine, benzoguanamine, acetguanamine and formguanamine and formaldehyde, (iii).
- phenols, cresols, xylenols, butylphenols, nonylphenols and other phenols with melamines such as melamine, benzoguanamine, acetguanamine and formguanamine and formaldehyde, (iii).
- cyanuric acid compound examples include cyanuric acid, melamine cyanuric acid, and the like.
- the blending amount of the nitrogen-based flame retardant is appropriately selected depending on the type of the nitrogen-based flame retardant, other components of the thermosetting composition, and the desired degree of flame retardancy, and is, for example, an epoxy resin. It is preferable to blend in the range of 0.05 to 10 parts by mass in 100 parts by mass of the thermosetting composition containing all of the curing agent, non-halogen flame retardant and other fillers and additives, and particularly 0. It is preferable to blend in the range of 1 to 5 parts by mass.
- any organic compound containing a silicon atom can be used without particular limitation, and examples thereof include silicone oil, silicone rubber, and silicone resin.
- inorganic flame retardant one kind or two or more kinds can be used, for example, metals such as aluminum hydroxide, magnesium hydroxide, dolomite, hydrotalcite, calcium hydroxide, barium hydroxide, zirconium hydroxide and the like.
- organometallic salt-based flame retardant examples include ferrocene, an acetylacetonate metal complex, an organometallic carbonyl compound, an organocobalt salt compound, an organosulfonic acid metal salt, a metal atom and an aromatic compound, or a heterocyclic compound.
- organometallic salt-based flame retardant examples include ferrocene, an acetylacetonate metal complex, an organometallic carbonyl compound, an organocobalt salt compound, an organosulfonic acid metal salt, a metal atom and an aromatic compound, or a heterocyclic compound.
- examples thereof include compounds having a coordination bond.
- the resin composition of the present invention may further contain an organic solvent (J).
- the resin composition contains the organic solvent (J)
- the viscosity can be lowered, which makes it particularly suitable for manufacturing a printed circuit board.
- organic solvent (J) one kind or two or more kinds can be used, for example, a ketone solvent, an ether solvent, an ester solvent, a glycol ether acetate solvent, a glycol ether solvent, an aromatic hydrocarbon solvent, an alcohol solvent, and a fat.
- a ketone solvent an ether solvent, an ester solvent, a glycol ether acetate solvent, a glycol ether solvent, an aromatic hydrocarbon solvent, an alcohol solvent, and a fat.
- a ketone solvent for example, a ketone solvent, an ether solvent, an ester solvent, a glycol ether acetate solvent, a glycol ether solvent, an aromatic hydrocarbon solvent, an alcohol solvent, and a fat.
- group hydrocarbon solvents petroleum solvents, amide solvents and the like.
- a ketone solvent such as acetone, methyl ethyl ketone, methyl isobutyl ketone, cyclohexanone
- an ether solvent such as propylene glycol monomethyl ether
- an ester solvent such as ethyl acetate and butyl acetate
- Glycol ether acetate solvents such as propylene glycol monomethyl ether acetate, ethyl diglycol acetate, diethylene glycol monoethyl ether acetate (carbitol acetate), diethylene glycol monobutyl ether acetate
- cellosolve, methylcellosolve, butylcellosolve, carbitol, methylcarbitol, butylcarbi Glycol ether solvents such as tall, propylene glycol monomethyl ether, dipropylene glycol monomethyl ether, dipropylene
- the organic solvent (J) includes a ketone solvent such as acetone, methyl ethyl ketone, methyl isobutyl ketone and cyclohexanone; an ether solvent such as propylene glycol monomethyl ether; propylene.
- a ketone solvent such as acetone, methyl ethyl ketone, methyl isobutyl ketone and cyclohexanone
- an ether solvent such as propylene glycol monomethyl ether
- propylene propylene.
- Acetic acid ester solvents such as glycol monomethyl ether acetate and ethyl diglycol acetate
- carbitol solvents such as methyl cellosolve
- amide solvents such as dimethylformamide are preferable.
- the organic solvent (J) is a ketone solvent such as acetone, methyl ethyl ketone, cyclohexanone; ethyl acetate, butyl acetate, cellosolve acetate, propylene glycol monomethyl ether acetate, carbi.
- Acetic acid ester solvents such as tall acetate; carbitol solvents such as cellosolve and butyl carbitol; aromatic hydrocarbon solvents such as toluene and xylene; amide solvents such as dimethylformamide, dimethylacetamide and N-methylpyrrolidone are preferable.
- the content thereof in the resin composition is preferably 10% by mass or more, more preferably 20% by mass or more, still more preferably 25% by mass or more, and preferably 90% by mass. % Or less, more preferably 80% by mass or less, still more preferably 70% by mass or less.
- the content of the organic solvent (J) is preferably 30% by mass or more, more preferably 40% by mass or more in the resin composition. It is preferably 90% by mass or less, more preferably 80% by mass or less, and further preferably 70% by mass or less.
- the content of the solvent (J) is preferably 10% by mass or more in the resin composition. It is more preferably 20% by mass or more, further preferably 25% by mass or more, preferably 80% by mass or less, more preferably 60% by mass or less, still more preferably 50% by mass or less.
- the resin composition of the present invention may further contain conductive particles.
- conductive particles By containing the conductive particles, it can be used as a conductive paste and is suitable for an anisotropic conductive material.
- the resin composition of the present invention may further contain rubber, a filler and the like.
- rubber By including rubber, filler, etc., it becomes suitable for build-up film.
- the filler one kind or two or more kinds can be used, for example, organic filler; barium sulfate, amorphous silica, molten silica, spherical silica, talc, clay, magnesium carbonate, calcium carbonate, aluminum oxide, hydroxide.
- examples thereof include inorganic fillers such as aluminum, silicon nitride, aluminum nitride, boron nitride, and Neubble Greek Earth.
- the resin composition of the present invention further comprises a thermal polymerization inhibitor, an adhesion accelerator, a silane coupling agent, a mold release agent, a pigment, an emulsifier, etc., a curing accelerator, an antioxidant, a defoaming agent, an ultraviolet absorber, and an extinguishing agent. It may contain various additives such as foaming agents, rust preventives, abrasive grains, thickeners, surfactants, flame retardants, plasticizers, lubricants, antistatic agents, heat stabilizers, and blending resins.
- the resin and the modified resin are uniformly compatible before curing, while after curing, a phase mainly containing the resin and the polymer A and a phase mainly containing the polymer B are used. It is preferable that the phase is separated between the two. While a uniform phase is formed before curing, the cause of phase separation being induced after curing is not clear, but as the resin cures, the degree of freedom (mobility) of the resin is limited and the compatibility decreases. Conceivable.
- composition of the present invention is obtained by mixing each of the above components, and can be made into a cured product by irradiation with active energy rays or thermosetting.
- shape of the cured product include a laminate, a cast product, an adhesive layer, a coating film, and a film.
- the resin composition can be used as the solder resist of the present invention.
- the dry film formed from the solder resist of the present invention is also included in the technical scope of the present invention.
- the dry film can be produced, for example, by applying the solder resist on a base material and, if necessary, removing the solvent (J) contained therein by drying or the like to form a resin layer.
- a blade coater, a lip coater, a comma coater, a film coater, or the like can be used for the coating.
- the drying temperature is preferably 60 ° C. or higher and 100 ° C. or lower.
- the thickness of the dry film is preferably 1 ⁇ m or more, more preferably 5 ⁇ m or more, preferably 200 ⁇ m or less, and more preferably 100 ⁇ m or less.
- a printed wiring board having a cured product of a resin layer formed from the active energy ray-curable resin composition as an insulating resin layer is also included in the technical scope of the present invention.
- the printed wiring board can be manufactured, for example, by forming a resin layer of the active energy ray-curable resin composition on a base material and curing the resin layer.
- the curing is preferably performed by thermosetting, and the curing temperature is preferably 140 ° C. or higher and 180 ° C. or lower.
- the curable resin layer or dry coating formed on the base material (subject) is used.
- the film is selectively exposed to active energy rays or directly patterned by a laser direct exposure machine through a photomask in which a pattern is formed by a contact method (or a non-contact method).
- the exposed portion is cured.
- the drying temperature is preferably, for example, 60 ° C. or higher and 120 ° C. or lower.
- a direct drawing device for example, a laser direct imaging device that directly draws an image with a laser based on CAD data from a computer
- an exposure machine equipped with a metal halide lamp for example, an exposure machine equipped with a metal halide lamp
- an (ultra) high pressure mercury lamp for example, an on-board exposure machine, an exposure machine equipped with an LED, and an exposure device equipped with a mercury short arc lamp can be used.
- the active energy ray it is preferable to use light having a maximum wavelength in the range of 350 to 410 nm. By setting the maximum wavelength in this range, radicals can be efficiently generated from the photopolymerization initiator.
- the exposure amount varies depending on the film thickness and the like, but can be generally in the range of 5 to 500 mJ / cm 2 , preferably in the range of 10 to 300 mJ / cm 2.
- the direct drawing device for example, one manufactured by Nippon Orbotech Co., Ltd., Pentax Co., Ltd., Oak Co., Ltd., Dainippon Screen Co., Ltd., etc. can be used, and an active energy ray having a maximum wavelength of 350 to 410 nm can be used. Any device may be used as long as it is a device for irradiating.
- the exposed portion (the portion irradiated with the active energy rays) is cured, and then the unexposed portion is subjected to a dilute alkaline aqueous solution (for example, 0. It is developed with a 3 to 3 wt% sodium carbonate aqueous solution) to form a pattern on the curable resin layer and the dry coating film.
- a dilute alkaline aqueous solution for example, 0. It is developed with a 3 to 3 wt% sodium carbonate aqueous solution
- the developing method can be a dipping method, a shower method, a spray method, a brush method, or the like.
- an alkaline aqueous solution such as potassium hydroxide, sodium hydroxide, sodium carbonate, potassium carbonate, sodium phosphate, sodium silicate, ammonia and amines can be used.
- the carboxy group of the alkali-soluble resin (A2) reacts with the epoxy curing agent (A3), resulting in heat resistance. It is possible to form a resin insulating layer (pattern) having excellent various characteristics such as chemical resistance, moisture absorption resistance, adhesion, and insulation reliability.
- the total film thickness of the resin insulating layer in the printed wiring board of the present invention is preferably 100 ⁇ m or less, and more preferably 5 to 50 ⁇ m.
- the base material includes a pre-circuit-formed printed wiring board and a flexible printed wiring board, as well as paper-phenol resin, paper-epoxy resin, glass cloth-epoxy resin, glass-polyimide, and glass cloth / non-woven cloth-epoxy resin.
- paper-phenol resin paper-epoxy resin
- glass cloth-epoxy resin glass cloth-epoxy resin
- glass-polyimide glass cloth / non-woven cloth-epoxy resin.
- Polyimide film, PET film, glass substrate, ceramic substrate, wafer plate and the like can be used.
- the resin insulating layer of the printed wiring board of the present invention is suitable as a permanent coating, and particularly suitable as a solder resist.
- inventions include semiconductor encapsulation materials, printed wiring board materials, resin casting materials, adhesives, interlayer insulating materials for build-up substrates, adhesive films for build-up, and the like.
- passive components such as capacitors and active components such as IC chips are embedded in the substrate, so-called substrates for built-in electronic components. It can be used as an insulating material.
- the carbon fiber composite material can be used for aerospace applications (structural materials for aircraft and rockets, etc.) and automobile applications (racing cars, body skeletons, etc.) including structural materials for aircraft and automobiles, as well as tennis rackets and golf shafts. It can be used in a wide range of leisure applications such as.
- Example 1 50 parts by mass of bisphenol A type epoxy resin (manufactured by DIC Corporation, "EPICLON (registered trademark) 850-S”) as an epoxy resin in the flask, and active ester resin (manufactured by DIC Corporation, "EPICLON (registered trademark)) as a curing agent.
- HPC-8000-65T 90.8 parts by mass was blended and dried under reduced pressure at 130 ° C. for 1 hour to distill off the solvent.
- 10.9 parts by mass of the block polymer A obtained in Synthesis Example 1 was added thereto, and the mixture was stirred at an internal temperature of 130 ° C. until they were compatible.
- the epoxy resin composition which is the resin composition (thermosetting composition) of the present invention is obtained by adding 0.6 parts by mass of N, N-dimethylaminopyridine as a curing accelerator, stirring for 20 seconds, and then vacuum defoaming. I got the thing (X1). When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- Example 2 An epoxy resin composition which is a resin composition (thermosetting composition) of the present invention in the same manner as in Example 1 except that the block polymer B is used instead of the block polymer A obtained in Synthesis Example 1. (X2) was obtained. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- Example 3 An epoxy resin composition which is a resin composition (thermosetting composition) of the present invention in the same manner as in Example 1 except that the block polymer C is used instead of the block polymer A obtained in Synthesis Example 1. (X3) was obtained. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- Example 4 An epoxy resin composition which is a resin composition (thermosetting composition) of the present invention in the same manner as in Example 1 except that the block polymer D is used instead of the block polymer A obtained in Synthesis Example 1. (X4) was obtained. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- the epoxy resin composition (X5) which is the thermosetting composition of the present invention, is obtained by adding 0.6 parts by mass of N, N-dimethylaminopyridine as a curing accelerator, stirring for 20 seconds, and then vacuum defoaming. Obtained. The fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), but no phase-separated structure was observed.
- AFM atomic force microscope
- the evaluation criteria for the storage elastic modulus were as follows. ⁇ : 4,100 MPa or less ⁇ : 4,100 MPa or more 4,500 MPa or less ⁇ : 4,500 MPa or more
- the evaluation criteria for heat resistance are as follows. ⁇ : Glass transition temperature 160 ° C or higher ⁇ : Glass transition temperature 150 ° C or higher and lower than 160 ° C ⁇ : Glass transition temperature less than 150 ° C
- the evaluation criteria for copper foil adhesion were as follows. ⁇ : Peel strength 8.0 N / cm or more ⁇ : Peel strength 7.0 N / cm or more and less than 8.0 N / cm ⁇ : Peel strength less than 7.0 N / cm
- Examples 1 to 4 are examples of the present invention, in which both heat resistance and low elastic modulus are compatible, and the copper foil adhesion is good.
- Comparative Example 1 was an example in which the modified resin was not contained, and the low elastic modulus was not sufficient, and the copper foil adhesion was also inferior.
- Example 5 50 parts by mass of bisphenol A type epoxy resin (manufactured by DIC Corporation, "EPICLON (registered trademark) 850-S”) as an epoxy resin in a mixing container, and novolak type phenol resin (manufactured by DIC Corporation, "Phenolite (Phenolite)” as a curing agent. 27.7 parts by mass of registered trademark) TD-2131 ”) and 7.8 parts by mass of the block polymer obtained in Synthesis Example 1 were blended, and the mixture was stirred at an internal temperature of 130 ° C. until they were compatible.
- Example 6 An epoxy resin composition (Y2), which is a thermosetting composition of the present invention, is obtained in the same manner as in Example 1 except that the block polymer B is used instead of the block polymer A obtained in Synthesis Example 1. It was. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- Example 7 An epoxy resin composition (Y3), which is a thermosetting composition of the present invention, is obtained in the same manner as in Example 1 except that the block polymer C is used instead of the block polymer A obtained in Synthesis Example 1. It was. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- Example 8 An epoxy resin composition (Y4), which is a thermosetting composition of the present invention, is obtained in the same manner as in Example 1 except that the block polymer D is used instead of the block polymer A obtained in Synthesis Example 1. It was. When the fracture surface of the obtained cured product was observed with an atomic force microscope (AFM), it was confirmed that two phases having different elastic moduli formed a sea part and an island part.
- AFM atomic force microscope
- the temperature at which tan ⁇ is maximized is defined as the glass transition temperature (Tg, unit; ° C.), and the measurement is performed.
- Measuring device Dynamic viscoelasticity measuring machine (SI Nanotechnology Co., Ltd.) Made) Model: DMA6100 Measurement temperature range: 0 ° C to 300 ° C Temperature rise rate: 5 ° C / min Frequency: 1Hz Measurement mode: Bending
- the evaluation criteria for heat resistance are as follows. ⁇ : Glass transition temperature 140 ° C or higher ⁇ : Glass transition temperature 130 ° C or higher and lower than 140 ° C ⁇ : Glass transition temperature less than 130 ° C
- the evaluation criteria for fracture toughness are as follows. ⁇ : 1.50 MPa ⁇ m 0.5 or more ⁇ : 1.00 MPa ⁇ m 0.5 or more and 1.50 MPa ⁇ m less than 0.5 ⁇ : 1.00 MPa ⁇ m less than 0.5
- Examples 5 to 8 are examples of the present invention, and it was possible to achieve toughness while maintaining heat resistance.
- Comparative Example 2 was an example in which the modified resin (B) was not contained and was inferior in toughness.
- Example 9 100 parts by mass of an orthocresol type epoxy acrylate resin (manufactured by DIC Co., Ltd., "DICLITE (registered trademark) UE-9000", non-volatile content 63.4% by mass) as an acid-modified vinyl group-containing epoxy resin in a mixing container, Synthesis Example 1 3.2 parts by mass of the block polymer A obtained in the above, 2-methyl-1- (4-methylthiophenyl) -2-morpholinopropan-1-one (manufactured by BASF, "Irgacure (registered)” as a photopolymerization initiator.
- an orthocresol type epoxy acrylate resin manufactured by DIC Co., Ltd., "DICLITE (registered trademark) UE-9000", non-volatile content 63.4% by mass
- Synthesis Example 1 3.2 parts by mass of the block polymer A obtained in the above, 2-methyl-1- (4-methylthiophenyl) -2-morpholinopropan-1-one (manu
- the epoxy resin composition (X9) was applied with a 76 ⁇ m applicator and dried at 80 ° C. for 30 minutes. It was irradiated with ultraviolet rays of 1,000 mJ / cm 2 using a metal halide lamp, and further thermoset at 160 ° C. for 1 hour.
- Example 10 to 12 Examples except that 3.2 parts by mass of the block polymer B, C, or D obtained in Synthesis Examples 2 to 4 is used instead of 3.2 parts by mass of the block polymer A obtained in Synthesis Example 1. Epoxy resin compositions (X10) to (X12) were obtained in the same manner as in 1.
- the epoxy resin compositions (X10) to (X12) were applied with a 76 ⁇ m applicator and dried at 80 ° C. for 30 minutes. It was irradiated with ultraviolet rays of 1,000 mJ / cm 2 using a metal halide lamp, and further thermoset at 160 ° C. for 1 hour.
- the epoxy resin composition (Y3) was applied with a 76 ⁇ m applicator and dried at 80 ° C. for 30 minutes. It was irradiated with ultraviolet rays of 1,000 mJ / cm 2 using a metal halide lamp, and further thermoset at 160 ° C. for 1 hour.
- the epoxy resin composition (Y4) was applied with a 76 ⁇ m applicator and dried at 80 ° C. for 30 minutes. It was irradiated with ultraviolet rays of 1,000 mJ / cm 2 using a metal halide lamp, and further thermoset at 160 ° C. for 1 hour.
- the temperature at which tan ⁇ was maximized was defined as the glass transition temperature (Tg, unit; ° C.) and measured.
- the storage elastic modulus (E') at 25 ° C. was measured.
- Measuring equipment Dynamic viscoelasticity measuring machine (manufactured by SII Nanotechnology Co., Ltd.) Model: DMA6100 Measurement temperature range: -100 ° C to 250 ° C Temperature rise rate: 5 ° C / min Frequency: 1Hz Measurement mode: Tensile mode
- the evaluation criteria for the storage elastic modulus were as follows. ⁇ : 3,000 MPa or less ⁇ : 3,000 MPa or more 4,000 MPa or less ⁇ : 4,000 MPa or more
- the evaluation criteria for heat resistance are as follows. ⁇ : Glass transition temperature 130 ° C or higher ⁇ : Glass transition temperature 125 ° C or higher and lower than 130 ° C ⁇ : Glass transition temperature less than 125 ° C
- the evaluation criteria for copper foil adhesion were as follows. ⁇ : Peel strength 0.5 N / cm or more ⁇ : Peel strength 0.2 N / cm or more and less than 0.5 N / cm ⁇ : Peel strength less than 0.2 N / cm
- Examples 9 to 12 are examples of the present invention, and the copper foil adhesion was good, and both heat resistance and low elastic modulus could be achieved.
- Comparative Example 3 was an example in which the modified resin was not contained, and was inferior in copper foil adhesion.
- Comparative Example 4 is an example in which a hydrogenated butadiene polyol was used as a modified resin not corresponding to the modified resin of the present invention, and was inferior in copper foil adhesion.
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Abstract
Description
前記特定エポキシ樹脂に含まれるノボラック型エポキシ樹脂及びクレゾールノボラック型エポキシ樹脂の合計の含有率は、前記特定エポキシ樹脂100質量%中、好ましくは90質量%以上、より好ましくは95質量%以上であり、上限は100質量%である。
本明細書において、重量平均分子量は、ゲルパーミエーションクロマトグラフィにより測定した値を意味するものとする。
前記硬化促進剤(A4)の含有量は、前記硬化剤(A3)100質量部に対して、好ましくは1質量部以上10質量部以下である。
上限は100質量%である。
前記光増感剤(F)を用いる場合、その含有量は、前記光重合開始剤(E)100質量部に対して、好ましくは1質量部以上、より好ましくは3質量部以上、さらに好ましくは5質量部以上であり、好ましくは20質量部以下、より好ましくは15質量部以下、さらに好ましくは12質量部以下である。
特に、本発明の組成物を半導体封止材(好ましくはパワートランジスタ、パワーIC用高熱伝導半導体封止材)に用いる場合、シリカ(溶融シリカ、結晶シリカが挙げられ、好ましくは結晶シリカ)、アルミナ、窒化ケイ素が好ましい。
反応装置に、ポリプロピレングリコール(AGC株式会社製、『EXCENOL(登録商標) 3020』)を300質量部と、ε-カプロラクトン(ダイセル株式会社製、『プラクセル(登録商標) M』)を600質量部仕込み、昇温と撹拌を開始した。次いで、内温を190℃に上昇した後、TiPTを0.009質量部仕込み、190℃で10時間反応させブロックポリマーAを合成した。
得られたブロックポリマーAの水酸基価は12.7、数平均分子量は8,840であった。
反応装置に、ポリテトラメチレングリコール(三菱ケミカル株式会社、『PTMG3000』)を300質量部と、ε-カプロラクトン(ダイセル株式会社製、『プラクセル(登録商標) M』)を600質量部仕込み、昇温と撹拌を開始した。次いで、内温を190℃に上昇した後、TiPTを0.009質量部仕込み、190℃で10時間反応させブロックポリマーBを合成した。
得られたブロックポリマーBの水酸基価は13.8、数平均分子量は8,130であった。
反応装置に、ポリブタジエンポリオール(日本曹達株式会社、『G-3000』)を300質量部と、ε-カプロラクトン(ダイセル株式会社製、『プラクセル(登録商標) M』)を600質量部仕込み、昇温と撹拌を開始した。次いで、内温を150℃に上昇した後、TiPTを0.045質量部仕込み、150℃で10時間反応させ樹脂Cを合成した。
得られたブロックポリマーCの水酸基価は11.4、数平均分子量は9,840であった。
反応装置に、水添ポリブタジエンポリオール(日本曹達株式会社、『GI-1000』)を250質量部と、ε-カプロラクトン(ダイセル株式会社製、『プラクセル(登録商標) M』)を750質量部仕込み、昇温と撹拌を開始した。次いで、内温を190℃に上昇した後、TiPTを0.009質量部仕込み、190℃で10時間反応させ樹脂Dを合成した。
得られたブロックポリマーDの水酸基価は17.2、数平均分子量は6,520であった。
フラスコにエポキシ樹脂としてビスフェノールA型エポキシ樹脂(DIC株式会社製、『EPICLON(登録商標) 850-S』)を50質量部、硬化剤として活性エステル樹脂(DIC株式会社製、『EPICLON(登録商標) HPC-8000-65T』)90.8質量部を配合し、130℃で1時間、減圧乾燥することで溶剤を留去した。そこに合成例1で得られたブロックポリマーA10.9質量部配合し、内温130℃で相溶するまで撹拌した。硬化促進剤としてN,N-ジメチルアミノピリジンを0.6質量部添加し、20秒撹拌したあと、真空脱泡することで本発明の樹脂組成物(熱硬化性組成物)であるエポキシ樹脂組成物(X1)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーBを用いること以外は、実施例1と同様にして、本発明の樹脂組成物(熱硬化性組成物)であるエポキシ樹脂組成物(X2)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーCを用いること以外は、実施例1と同様にして、本発明の樹脂組成物(熱硬化性組成物)であるエポキシ樹脂組成物(X3)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーDを用いること以外は、実施例1と同様にして、本発明の樹脂組成物(熱硬化性組成物)であるエポキシ樹脂組成物(X4)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
フラスコにエポキシ樹脂としてビスフェノールA型エポキシ樹脂(DIC株式会社製、『EPICLON(商標) 850-S』)を50質量部、硬化剤として活性エステル樹脂(DIC株式会社製、『EPICLON(登録商標) HPC-8000-65T』)90.8質量部を配合し、130℃で1時間減圧乾燥することで溶剤を留去した。硬化促進剤としてN,N-ジメチルアミノピリジンを0.6質量部添加し、20秒撹拌したあと、真空脱泡することで本発明の熱硬化性組成物であるエポキシ樹脂組成物(X5)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したが、相分離構造は観察されなかった。
実施例及び比較例で得たエポキシ樹脂組成物を130℃で2mm厚のゴム製スペーサーをガラス板で挟んだ注型板に流し込み、175℃で5時間熱硬化させた。得られた硬化物を幅5mm×長さ55mmの大きさに切り出し、下記の条件にて、貯蔵弾性率(E')及び損失弾性率(E”)を測定した。
E'/E”をtanδとした場合、tanδが最大となる温度をガラス転移温度(Tg、単位;℃)とし、測定した。
また、25℃での貯蔵弾性率(E')を測定した。
測定機器 :動的粘弾性測定機(エスアイアイ・ナノテクノロジー株式会社製)
型式 :DMA6100
測定温度範囲:0℃~300℃
昇温速度 :5℃/分
周波数 :1Hz
測定モード :曲げ
◎:4,100MPa以下
○:4,100MPa超4,500MPa以下
×:4,500MPa超
◎:ガラス転移温度160℃以上
○:ガラス転移温度150℃以上160℃未満
×:ガラス転移温度150℃未満
実施例及び比較例で得たエポキシ樹脂組成物を130℃で2mm厚のゴム製スペーサーを片面に銅箔を張ったガラス板で挟んだ注型板に流し込み、175℃で5時間熱硬化させた。得られた硬化物を幅10mm×長さ60mmの大きさに切り出し、剥離試験機を用いて90°ピール強度を測定した。
測定機器 :島津オートグラフ(株式会社島津製作所製)
型式 :AG-1
試験速度 :50mm/m
◎:ピール強度8.0N/cm以上
○:ピール強度7.0N/cm以上8.0N/cm未満
×:ピール強度7.0N/cm未満
混合容器にエポキシ樹脂としてビスフェノールA型エポキシ樹脂(DIC株式会社製、『EPICLON(登録商標) 850-S』)を50質量部、硬化剤としてノボラック型フェノール樹脂(DIC株式会社製、『フェノライト(登録商標) TD-2131』)を27.7質量部、合成例1で得られたブロックポリマー7.8質量部配合し、内温130℃で相溶するまで撹拌した。硬化促進剤としてトリフェニルホスフィンを0.8質量部添加し、20秒撹拌したあと、真空脱泡することで本発明の熱硬化性組成物であるエポキシ樹脂組成物(Y1)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーBを用いること以外は、実施例1と同様にして、本発明の熱硬化性組成物であるエポキシ樹脂組成物(Y2)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーCを用いること以外は、実施例1と同様にして、本発明の熱硬化性組成物であるエポキシ樹脂組成物(Y3)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
合成例1で得られたブロックポリマーAの代わりに、ブロックポリマーDを用いること以外は、実施例1と同様にして、本発明の熱硬化性組成物であるエポキシ樹脂組成物(Y4)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したところ、弾性率の異なる2相が、海部と島部とを形成していることが確認された。
混合容器にエポキシ樹脂としてビスフェノールA型エポキシ樹脂(DIC株式会社製、『EPICLON(登録商標) 850-S』)を50質量部、硬化剤としてノボラック型フェノール樹脂(DIC株式会社製、『フェノライト(登録商標) TD-2131』)を27.7質量部配合し、内温130℃で相溶するまで撹拌した。硬化促進剤としてトリフェニルホスフィンを0.8質量部添加し、20秒撹拌したあと、真空脱泡することで本発明の熱硬化性組成物であるエポキシ樹脂組成物(Y5)を得た。得られた硬化物の破断面を原子間力顕微鏡(AFM)により観察したが、相分離構造は観察されなかった。
実施例及び比較例で得たエポキシ樹脂組成物を130℃で2mm厚のゴム製スペーサーをガラス板で挟んだ注型板に流し込み、175℃で5時間熱硬化させた。得られた硬化物を幅5mm×長さ55mmの大きさに切り出し、下記の条件にて、貯蔵弾性率(E')及び損失弾性率(E”)を測定した。
型式 :DMA6100
測定温度範囲:0℃~300℃
昇温速度 :5℃/分
周波数 :1Hz
測定モード :曲げ
◎:ガラス転移温度140℃以上
○:ガラス転移温度130℃以上140℃未満
×:ガラス転移温度130℃未満
実施例及び比較例で得たエポキシ樹脂組成物を130℃で4mm厚のゴム製スペーサー
をガラス板で挟んだ注型板に流し込み、175℃で5時間熱硬化させた。
得られた硬化物を幅13mm×長さ80mm×厚さ4mmの大きさに切削し試験片とし
て、ASTM D5045-93(ISO 13586)に従い加工し、破壊靱性(単位
;MPa・m0.5)の測定を行った。
試験前における試験片へのノッチ(刻み目)の作成は、剃刀の刃を試験片にあて、ハン
マーで剃刀の刃に衝撃を与えることで行った。
測定機器 :島津オートグラフ(株式会社島津製作所製)
型式 :AG-X plus
試験速度 :10mm/分
標線間距離 :50mm
◎:1.50MPa・m0.5以上
〇:1.00MPa・m0.5以上1.50MPa・m0.5未満
×:1.00MPa・m0.5未満
混合容器に酸変性ビニル基含有エポキシ樹脂としてオルソクレゾール型エポキシアクリレート樹脂(DIC株式会社製、『DICLITE(登録商標) UE-9000』、不揮発分63.4質量%)を100質量部、合成例1で得られたブロックポリマーAを3.2質量部、光重合開始剤として2-メチル-1-(4-メチルチオフェニル)-2-モルフォリノプロパン-1-オン(BASF社製、『イルガキュア(登録商標)907』)を3.2質量部、多官能アクリレートとしてジペンタエリスリトールヘキサアクリレート(新中村化学工業株式会社製、『A-DPH(登録商標)』)を1.9質量部、硬化剤としてオルソクレゾールノボラック型エポキシ樹脂(DIC株式会社製、『EPICLON(登録商標) N-680』を24.4質量部、硬化促進剤として2-エチル-4-メチルイミダゾール0.3質量部、有機溶剤としてジエチレングリコールモノエチルエーテルアセテート13.3質量部を配合し、攪拌することで本発明のエポキシ樹脂組成物(X9)を得た。
合成例1で得られたブロックポリマーAを3.2質量部用いる代わりに、合成例2~4で得られたブロックポリマーB,C,又はDを3.2質量部用いること以外は、実施例1と同様にして、エポキシ樹脂組成物(X10)~(X12)を得た。
混合容器に酸変性ビニル基含有エポキシ樹脂としてオルソクレゾール型エポキシアクリレート樹脂(DIC株式会社製、『DICLITE(登録商標) UE-9000』)を100質量部、(他社添加剤等添加)、光重合開始剤として2-メチル-1-(4-メチルチオフェニル)-2-モルフォリノプロパン-1-オン(BASF社製、『イルガキュア(登録商標)907』)を3.2質量部、多官能アクリレートとしてジペンタエリスリトールヘキサアクリレート(新中村化学工業株式会社製、『A-DPH(登録商標)』)を1.9質量部、硬化剤としてオルソクレゾールノボラック型エポキシ樹脂(DIC株式会社製、『EPICLON(登録商標) N-680』)を37.7質量部、硬化促進剤として2-エチル-4-メチルイミダゾール0.3質量部配合し、相溶するまで攪拌することで本発明のエポキシ樹脂組成物(Y3)を得た。
合成例1で得られたブロックポリマーAを3.2質量部用いる代わりに、水添ブタジエンポリオール(日本曹達株式会社製、『GI-3000』)3.2質量部を用いること以外は、実施例1と同様にして、エポキシ樹脂組成物(Y4)を得た。
実施例及び比較例で得たエポキシ樹脂組成物を76μmのアプリケーターで塗布し、80℃で30分乾燥させた。メタルハライドランプを用いて1,000mJ/cm2の紫外線を照射し、更に160℃で1時間熱硬化させた。得られた硬化物を幅10mm×長さ50mmの大きさに切り出し、下記の条件にて、貯蔵弾性率(E')及び損失弾性率(E”)を測定した。E'/E”をtanδとした場合、tanδが最大となる温度をガラス転移温度(Tg、単位;℃)とし、測定した。また、25℃での貯蔵弾性率(E')を測定した。
測定機器 :動的粘弾性測定機(エスアイアイ・ナノテクノロジー株式会社製)
型式 :DMA6100
測定温度範囲:-100℃~250℃
昇温速度 :5℃/分
周波数 :1Hz
測定モード :引張モード
◎:3,000MPa以下
〇:3,000MPa超4,000MPa以下
×:4,000MPa超
◎:ガラス転移温度130℃以上
○:ガラス転移温度125℃以上130℃未満
×:ガラス転移温度125℃未満
実施例及び比較例で得たエポキシ樹脂組成物を銅箔上に76μmのアプリケーターで塗布し、80℃で30分乾燥させた。メタルハライドランプを用いて1,000mJ/cm2の紫外線を照射し、更に160℃で1時間熱硬化させた。得られた硬化物を幅10mm×長さ100mmの大きさに切り出し、剥離試験機を用いて90°ピール強度を測定した。
測定機器 :島津オートグラフ(株式会社島津製作所製)
型式 :AG-1
試験速度 :50mm/min
◎:ピール強度0.5N/cm以上
○:ピール強度0.2N/cm以上0.5N/cm未満
×:ピール強度0.2N/cm未満
Claims (15)
- 樹脂及び改質樹脂を含み、前記樹脂が、熱硬化性樹脂;又はアルカリ可溶性樹脂とエポキシ硬化剤との組合せを含むものであり、前記改質樹脂が、n個のポリマーAブロックと、n価のポリマーBブロックとが結合したものであるブロックポリマーを含むものであり、前記nが、2以上の整数である樹脂組成物。
- 前記ポリマーAブロックが、ポリエステル単位を含むものである請求項1記載の樹脂組成物。
- 前記ポリマーBブロックが、ポリエーテル単位、共役ジエン重合体単位、水添共役ジエン重合体単位及びポリシロキサン単位からなる群より選ばれる1種以上を含むものである請求項1又は2記載の樹脂組成物。
- 前記ブロックポリマーの数平均分子量が、1,500以上20,000以下である請求項1~3のいずれか1項記載の樹脂組成物。
- 前記樹脂が、熱硬化性樹脂を含むものであり、
前記ポリマーBブロック中、ポリエーテル単位、共役ジエン重合体単位、水添共役ジエン重合体単位及びポリシロキサン単位の合計の含有率が、70質量%以上である請求項1~4のいずれか1項記載の樹脂組成物。 - 前記樹脂が、アルカリ可溶性樹脂とエポキシ硬化剤との組合せを含むものであり、
前記ポリマーAブロックが、ポリエステル単位を含むものであり、
前記ポリマーBブロックが、ガラス転移温度0℃以下のポリマーブロックである請求項1~4のいずれか1項記載の樹脂組成物。 - 請求項5記載の樹脂組成物からなる半導体封止材料。
- 請求項5記載の樹脂組成物と補強基材とを有する含浸基材の半硬化物であるプリプレグ。
- 請求項5記載の樹脂組成物の板状賦形物と銅箔とを含む回路基板。
- 請求項5記載の樹脂組成物の硬化物と基材フィルムとを含むビルドアップフィルム。
- 請求項5記載の樹脂組成物と、炭素繊維とを有するプリプレグ。
- 請求項11記載のプリプレグの硬化物である炭素繊維複合材料。
- 請求項6記載の活性エネルギー線硬化性組成物からなるソルダーレジスト。
- 請求項6記載の活性エネルギー線硬化性組成物からなるドライフィルム。
- 請求項13記載のソルダーレジストから形成される樹脂層の硬化物を有するプリント配線板。
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CN202080052143.0A CN114174422B (zh) | 2019-08-23 | 2020-07-02 | 树脂组合物及其应用 |
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CN114174422A (zh) * | 2019-08-23 | 2022-03-11 | Dic株式会社 | 树脂组合物及使用其的半导体密封材料、含侵基材、电路基板、增层膜、预浸体、碳纤维复合材料、阻焊剂、干膜、印刷配线板 |
JP7474592B2 (ja) | 2019-12-27 | 2024-04-25 | 太陽ホールディングス株式会社 | 硬化性樹脂組成物、ドライフィルム、樹脂付き銅箔、硬化物、および電子部品 |
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KR102553221B1 (ko) * | 2022-10-13 | 2023-07-06 | 김태영 | 전도성이 향상된 면상발열체 |
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JP7024915B2 (ja) | 2022-02-24 |
CN114174422A (zh) | 2022-03-11 |
JPWO2021039111A1 (ja) | 2021-09-13 |
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