摘要:
Disclosed is a heat-resistant adhesive including: a phenolic hydroxy group-containing aromatic polyamide resin (A) having a structure represented by the following formula (1) (in the formula, m and n each represent an average and satisfy the relation: 0.005≦n/(m+n)
摘要:
An object of the present invention is to provide a copper foil with a resin layer to be used as a resin substrate for a flexible printed wiring board and having good adhesiveness between the copper foil, to which no roughening treatment is applied, and a raw material resin layer.A copper foil with a resin layer characterized in that a copper foil having no roughening treatment applied thereto is directly joined to a resin layer, which contains a phenolic hydroxyl group-containing aromatic polyamide resin having a structure represented by the following formula (1): in the formula (1), m and n denote average values and satisfy the relationship: 0.005≦n/(m+n)
摘要翻译:本发明的目的是提供一种铜箔,其具有用作柔性印刷线路板的树脂基板的树脂层,并且在不进行粗糙化处理的铜箔和原料之间具有良好的粘附性 树脂层。 一种具有树脂层的铜箔,其特征在于将不进行粗糙化处理的铜箔直接接合到树脂层上,所述树脂层含有具有由下式(1)表示的结构的含酚羟基的芳族聚酰胺树脂: 在式(1)中,m和n表示平均值,满足关系式:0.005&nlE; n /(m + n)<0.05,m + n为2〜200; Ar1是二价芳族基团; Ar 2是具有酚性羟基的二价芳香族基团,Ar 3是二价芳香族基团。
摘要:
The present invention relates to a primer resin for semiconductor devices which comprises a polyamide resin represented by the following formula (1): (wherein, R1 represents a tetravalent aromatic tetracarboxylic acid residue selected from the group consisting of pyromellitic acid, 3,4,3′,4′-diphenyl ether tetracarboxylic acid, 2,3,6,7-naphthalenetetracarboxylic acid and 3,4,3′,4′-benzophenone tetracarboxylic acid, R2 represents at least one kind of divalent diamine residue selected from the group consisting of diamino-4,4′-hydroxydiphenylsulfone, 4,4′-diamino-3,3′5,5′-tetraethyldiphenylmethane and 1,3-bis-(aminophenoxy)benzene, and n is a repeating number and represents a positive number of 10 to 1000) and has a lead frame comprising copper or 42 alloy, a semiconductor device having said primer resin layer between a lead frame comprising copper or 42 alloy and a cured product of a sealing resin, and a semiconductor sealing epoxy resin composition containing said primer resin; and said semiconductor device has an extremely improved adhesiveness between said lead frame and a cured product of a sealing resin composition and also is excellent in heat resistance and low moisture absorption.
摘要:
Disclosed is related to a thermosetting resin composition which comprises a polyimide resin (A) having a phenolic hydroxyl group, preferably a polyimide resin (A) produced from an aminophenol (a), a diamino compound (b) and a tetrabasic acid dianhydride (c), and an epoxy resin (B); and a cured product thereof. The resin composition is excellent in storage stability, and gives a cured product excellent in flame retardancy and heat resistance. Furthermore, when the cured product is in a film form, the product has sufficient flexibility and excellent folding endurance.
摘要:
The present invention relates to a copper foil having a primer resin layer which improves the adhesive strength between a copper foil surface without roughening treatment and a substrate resin and a laminated sheet using the same and is characterized by using a polyimide represented by the following formula (1): (wherein, R1 represents a quadrivalent aromatic group which is a residual group of a dicarboxylic acid dianhydride ingredient (pyromellitic acid anhydride, 3,3′,4,4′-biphenyltetracarboxylic acid dianhydride, 3,3′,4,4′-benzophenontetracarboxylic acid dianhydride or 2,3,6,7-naphthalenetetracarboxylic acid dianhydride), R2 represents a divalent aromatic group which is a residual group of a diamine ingredient (1,3-bis-(3-aminophenoxy)benzene, 3,3′-diamino-4,4′-dihydroxydiphenylsulfone or/and 4,4′-diamino-3,3′,5,5′-tetraethyldiphenylmethane), and n1 represents a repeating number) as a primer resin; and copper foils and laminated sheets having said polyimide layer as a primer have high adhesive strength and are suitable for flexible printed wiring boards.
摘要:
Disclosed is related to a thermosetting resin composition which comprises a polyimide resin (A) having a phenolic hydroxyl group, preferably a polyimide resin (A) produced from an aminophenol (a), a diamino compound (b) and a tetrabasic acid dianhydride (c), and an epoxy resin (B); and a cured product thereof. The resin composition is excellent in storage stability, and gives a cured product excellent in flame retardancy and heat resistance. Furthermore, when the cured product is in a film form, the product has sufficient flexibility and excellent folding endurance.
摘要:
The present invention relates to a photosensitive, aqueous alkaline solution-soluble polyimide resin (A) obtained by reacting a polyimide resin (a) which can be obtained by a tetracarboxylic acid dianhydride with a diamine compound with an energy ray-curing type aqueous alkaline solution-soluble resin (b); the resin has excellent photosensitivity obtained by mixing with a photopolymerization initiator and the like; the obtained cured products can be photosensitive resin compositions excellent in flexibility, low warping property, adhesion properties, solvent resistance, acid resistance, heat resistance, gold plating resistance and the like.
摘要:
The invention provides a phenolic hydroxyl group-containing rubber-modified polyamide resin capable of providing a cured product with excellent heat resistance, adhesion properties, electrically insulating property and flame retardance and having a sufficient flexibility when being shaped into a film, which is characterized by having in its molecule (a) a phenolic hydroxyl group-containing aromatic polyamide segment represented by the following formula (1): (in the formula (1), m and n are average values and satisfy a relationship of 0.005≦n/(m+n)≦1.00 and m+n is an integer of 2-200, and Ar1 is a bivalent aromatic group, Ar2 is a bivalent aromatic group having a phenolic hydroxyl group and Ar3 is a bivalent aromatic group) and (b) a hydrogenated butadiene polymer segment.
摘要翻译:本发明提供一种含酚羟基的橡胶改性聚酰胺树脂,其能够提供具有优异的耐热性,粘合性,电绝缘性和阻燃性的固化产物,并且当成形为膜时具有足够的柔韧性,其特征在于 在其分子(a)由下式(1)表示的含酚羟基的芳族聚酰胺链段:(式(1)中,m和n是平均值,满足0.005&nlE; n /( m + n)&nlE; 1.00,m + n为2〜200的整数,Ar 1为二价芳香族基团,Ar 2为具有酚性羟基的二价芳香族基团,Ar 3为二价芳香族基团),(b) 氢化丁二烯聚合物链段。
摘要:
The present invention relates to a primer resin for semiconductor devices which comprises a polyamide resin represented by the following formula (1): (wherein, R1 represents a tetravalent aromatic tetracarboxylic acid residue selected from the group consisting of pyromellitic acid, 3,4,3′,4′-diphenyl ether tetracarboxylic acid, 2,3,6,7-naphthalenetetracarboxylic acid and 3,4,3′,4′-benzophenone tetracarboxylic acid, R2 represents at least one kind of divalent diamine residue selected from the group consisting of diamino-4,4′-hydroxydiphenylsulfone, 4,4′-diamino-3,3′5,5′-tetraethyldiphenylmethane and 1,3-bis-(aminophenoxy)benzene, and n is a repeating number and represents a positive number of 10 to 1000) and has a lead frame comprising copper or 42 alloy, a semiconductor device having said primer resin layer between a lead frame comprising copper or 42 alloy and a cured product of a sealing resin, and a semiconductor sealing epoxy resin composition containing said primer resin; and said semiconductor device has an extremely improved adhesiveness between said lead frame and a cured product of a sealing resin composition and also is excellent in heat resistance and low moisture absorption.
摘要:
The present invention relates to a positive type photosensitive polyimide resin composition comprising a phenolic hydroxy group-containing soluble polyimide resin (A) formed from a tetrabasic acid dianhydride (a), an aminophenol compound having at least two amino groups and at least one phenolic hydroxy group in one molecule (b), and a diamino compound (c); a diazo-based positive type photosensitizer (B); and an epoxy resin (C). Using the positive type photosensitive polyimide resin composition of the present invention, a resin composition which allows easy patterning, satisfies various properties such as flame retardancy, heat resistance, mechanical properties and flexibility, and is capable of coping with high functionalization of various electronic devices, and a cured product thereof can be provided.