WO2007097405A1 - 低塩素多官能脂肪族グリシジルエーテル化合物を含む熱硬化性樹脂組成物、該組成物の硬化物およびその用途 - Google Patents
低塩素多官能脂肪族グリシジルエーテル化合物を含む熱硬化性樹脂組成物、該組成物の硬化物およびその用途 Download PDFInfo
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
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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
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
- C08G18/0823—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups containing carboxylate salt groups or groups forming them
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/2805—Compounds having only one group containing active hydrogen
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/34—Carboxylic acids; Esters thereof with monohydroxyl compounds
- C08G18/348—Hydroxycarboxylic acids
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6633—Compounds of group C08G18/42
- C08G18/6659—Compounds of group C08G18/42 with compounds of group C08G18/34
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- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
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- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/20—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the epoxy compounds used
- C08G59/22—Di-epoxy compounds
- C08G59/24—Di-epoxy compounds carbocyclic
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- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
- C08G59/4246—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof polymers with carboxylic terminal groups
- C08G59/4269—Macromolecular compounds obtained by reactions other than those involving unsaturated carbon-to-carbon bindings
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- C08L101/00—Compositions of unspecified macromolecular compounds
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/52—Electrically conductive inks
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/12—Using specific substances
- H05K2203/122—Organic non-polymeric compounds, e.g. oil, wax, thiol
- H05K2203/124—Heterocyclic organic compounds, e.g. azole, furan
Definitions
- Thermosetting resin composition containing low chlorine polyfunctional aliphatic glycidyl ether compound, cured product of the composition and use thereof
- the present invention comprises a thermosetting resin composition comprising a thermosetting resin and a polyfunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass
- the present invention relates to a cured product and its use. More specifically, it has excellent low-temperature curability, tackiness, flexibility, and electrical insulation properties, and protective films such as solder resists and interlayer insulation films, or electrical insulation materials, IC and VLSI sealing materials, lamination
- the present invention relates to a thermosetting resin composition that can be suitably used for applications such as plates, a cured product of the composition, and applications thereof.
- Non-Patent Document 1 In conventional curable compositions, as disclosed in the Principles of Polymer Chemistry (Non-Patent Document 1) as a means for improving curability, it is known that it is effective to use a polyfunctional compound. It has been. However, when aromatic glycidyl ether, alicyclic glycidyl ether, or cresol novolac glycidyl ether is used as a component of the thermosetting resin composition, the low warpage and flexibility of the cured product are significantly reduced. There was a problem.
- Patent Document 1 JP-A-2003-292578
- Patent Document 2 JP-A-11-246759
- JP 2001-342240 Patent Document 3
- JP 2003-73453 Patent Document 4
- JP-A-2001-342240 Japanese Patent Application Laid-Open No. 2003-73453
- Kaikai 2005-320477 Patent Document 5
- Non-Patent Document 1 P.J. Flory: Principles of Polymer Chemistry (Cornell Univ. Press, 1953)
- Patent Document 1 JP 2003-292578 A
- Patent Document 2 Japanese Patent Laid-Open No. 11-246759
- Patent Document 3 Japanese Patent Laid-Open No. 2001-342240
- Patent Document 4 Japanese Unexamined Patent Publication No. 2003-73453
- Patent Document 5 JP-A-2005-320477
- the present invention is intended to solve the problems associated with the above-described conventional technology, and is a thermosetting resin composition excellent in low-temperature curability, tackiness, flexibility, and electrical characteristics, and the composition It aims at providing the hardened
- thermosetting resin composition comprising a polyfunctional aliphatic glycidyl ether compound containing less than 0.7% by mass of fat and total chlorine. It came to complete. That is, the present invention relates to the following matters.
- thermosetting resin composition comprising (A) a thermosetting resin and (B) a polyfunctional aliphatic darisidyl ether compound having a total chlorine content of less than 0.7% by mass. .
- the carboxyl group-containing polyurethane force (a) polyisocyanate compound, (b) polyol compound (excluding compound (c)) and (c) carboxyl group-containing dihydroxy compound.
- thermosetting resin composition according to [5] which is obtained by reacting a compound.
- a sono-redder resist ink comprising the thermosetting resin composition according to any one of [1] to [6].
- thermosetting resin composition obtained by curing the thermosetting resin composition according to any one of [1] to [6].
- a flexible printed wiring board characterized in that a part or the entire surface thereof is covered with the cured product according to [8].
- a chip-on film (COF), wherein the cured product according to [8] is partially or entirely covered.
- thermosetting resin composition of the present invention the flexibility that is in a trade-off relationship with low-temperature curability, tackiness, chemical resistance, heat resistance, and electrical insulation can be achieved at the same time. Therefore, an excellent solder resist can form a protective film with low productivity and high productivity.
- thermosetting resin composition according to the present invention will be described in detail.
- thermosetting resin composition of the present invention contains (A) a thermosetting resin and (B) a polyfunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass. And must As necessary, (c) a curing accelerator may be included.
- a thermosetting resin composition of the present invention contains (A) a thermosetting resin and (B) a polyfunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass. And must As necessary, (c) a curing accelerator may be included.
- thermosetting resin (A) used in the present invention examples include carboxyl group-containing resins, epoxy resins, phenol resins, unsaturated polyester resins, alkyd resins, melamine resins, and isocyanate resins. Is mentioned. From the viewpoints of the flexibility and electrical insulation of the cured product, a carboxyl group-containing polyurethane is preferred, which is preferably a carboxyl group-containing resin.
- the carboxyl group-containing polyurethane preferably used in the present invention has two or more carboxyl groups in one molecule, and the polyisocyanate compound and the polyol compound react. It has a urethane bond formed.
- a carboxyl group-containing polyurethane can be synthesized, for example, by reacting (a) a polyisocyanate compound, (b) a polyol compound, and (c) a carboxyl group-containing dihydroxy compound. it can . In the reaction, (d) monohydroxy compound and Z or (e) monoisocyanate compound may be used as end-capping agents.
- Examples of the polyisocyanate compound (a) include 2,4 tolylene diisocyanate, 2,6 tolylene diisocyanate, isophorone diisocyanate, and 1,6 hexamethyle.
- polyol compound (b) examples include low molecular weight diols, polycarbonate diols, polyether diols, hydroxylated polybutadienes at both ends, and polyester diols. These may be used alone or in combination of two or more. Among these, it is preferable to use polycarbonate diol from the viewpoints of flexibility and electrical properties and heat resistance! /.
- Examples of the carboxyl group-containing dihydroxy compound (c) include 2,2-dimethylolpropionic acid, 2,2-dimethylolbutanoic acid, N, N-bishydroxyethyldaricin, N, N- Bishydroxyethylalanine etc. are mentioned. These may be used alone or in combination of two or more. Of these, 2,2-dimethylolpropionic acid and 2,2-dimethylolbutanoic acid are preferred from the viewpoint of solubility in solvents.
- Examples of the monohydroxy compound (d) include 2-hydroxyethyl (meth) acrylate, hydroxypropyl (meth) acrylate, hydroxybutyl (meth) acrylate, hexane dimethanol mono ( (Meth) acrylate, the force prolacton or acid-alkylene adduct of each of the above (meth) acrylates, glycerin di (meth) acrylate, trimethylol di (meth) acrylate, pentaerythritol tri (meth) acrylate, Dipentaerythritol penta (meth) acrylate, ditrimethylolpropane tri (meth) acrylate, allylic alcohol, allyloxyethanol, glycolic acid, hydroxypivalic acid, methanol, ethanol, n-propanol, isopropanol, n-butanol, Isobu Nord, sec- butanol one le, t chromatography but
- Examples of the monoisocyanate compound (e) include (meth) attayloxyxetyl isocyanate, phenyl isocyanate, hexyl isocyanate, dodecyl isocyanate, and the like. These may be used alone or in combination of two or more.
- the number average molecular weight of the carboxyl group-containing polyurethane is preferably 500 to 100,000, more preferably 8,000 to 30,000.
- the number average molecular weight is a value in terms of polystyrene measured by gel permeation chromatography (GPC).
- the number average molecular weight of the carboxyl group-containing polyurethane is lower than the above range, the elongation, flexibility and strength of the cured film may be impaired. On the other hand, if the number range exceeds the above range, the viscosity may increase, making it unsuitable for use. There is.
- the acid value of the carboxyl group-containing polyurethane is preferably 5 to 150 mgKOHZg, and more preferably 30 to 120 mgKOHZg. If the acid value is lower than the above range, the reactivity with the thermosetting component (B) may be reduced and the heat resistance may be impaired. On the other hand, if the acid value exceeds the above range, the resist such as alkali resistance and electrical properties of the cured film may be impaired. As a result, the characteristics may deteriorate.
- the acid value of rosin is a value measured in accordance with JISK5407.
- the acid value of coconut resin is a value measured by the following method.
- the carboxyl group-containing polyurethane is prepared by using the above-mentioned polyisocyanate compound (a), the above-described polyol compound (a) using a suitable organic solvent in the presence or absence of a known urethanation catalyst such as dibutyltin dilaurate. b), the dihydroxy compound (c) having a carboxyl group, and, if necessary, the monohydroxy compound (d) or the monoisocyanate compound (e) can be synthesized to react without any catalyst. The reaction value at the end will improve the physical properties when actually used as a cured film.
- the organic solvent can be used as long as it has low reactivity with isocyanate, does not contain a basic functional group such as amine, and has a boiling point of 110 ° C or higher, preferably 200 ° C or higher.
- a solvent is preferred.
- solvents include, for example, toluene, xylene, ethylbenzene, nitrobenzene, cyclohexane, isophorone, diethylene glycol dimethyl ether, ethylene glycol noretino enoate, propylene glycol eno methino ree noate, propylene glycol eno ethinore.
- the above-mentioned polyol-containing compound (b) and the above-mentioned dihydroxy compound (c) having a carboxyl group are used.
- the polyisocyanate one-toy compound (a) is added dropwise at 20 to 150 ° C, more preferably 60 to 120 ° C, and then 30 to 160 ° C. These are reacted at C, more preferably at 50 ° C to 130 ° C.
- the molar ratio of the raw materials charged is adjusted according to the molecular weight and acid value of the target polyurethane.
- the terminal force of the polyretane molecule is determined.
- the polyisocyanate compound (a) is used in excess of the polyol compound (b) and the dihydroxy compound (c) having a carboxyl group so as to be an S isocyanate group (more than the total of hydroxyl groups). (So that the isocyanate group is in excess).
- the charged molar ratio of polyisocyanate compound (a): (polyol compound (b) + dihydroxy compound having a carboxyl group (c)) is 0.5 to 1. 5: 1, preferably 0.8 to 1.2: 1.
- the polyol compound (b): the dihydroxy compound (c) having a carboxyl group is 1: 0.1 to 30, preferably 1: 0.3 to 10.
- the polyisocyanate compound (a) is more than the number of moles of (polyol compound (b) + dihydroxy compound (c) having a carboxyl group).
- the number of moles is excessive, and the monohydroxy compound (d) is used in an amount of 1.5 times the molar amount, preferably 0.8 to 1.2 times the molar amount of the NCO group. It is preferable.
- the number of moles of the polyisocyanate compound (a) is smaller than the polyol compound (b) + dihydroxy group having a carboxyl group.
- Compound (c)) is used in excess of the number of moles, and is 0.5 to 1.5 times the molar amount, preferably 0.8 to 1.2 times the molar amount of the hydroxyl group. It is preferable.
- the polyol compound (b), the dihydroxy compound (c) having a carboxyl group, and the polyisocyanate compound (a) When the reaction is almost complete, it remains on both ends of the polyurethane!
- the monohydroxy compound (d) is added to a polyurethane solution at 20 to 150 ° C., more preferably 70 to 120. Add dropwise at ° C and then hold at the same temperature to complete the reaction.
- the polyol compound (b), the dihydroxy compound (c) having a carboxyl group, and the polymer are used.
- the reaction with the isocyanate compound (a) is almost completed, the hydroxyl groups remaining at both ends of the polyurethane are reacted with the monoisocyanate compound (e).
- the monoisocyanate compound (e) is dropped into the polyurethane solution at 20 to 150 ° C., more preferably 50 to 120 ° C., and then maintained at the same temperature to complete the reaction.
- the polyfunctional aliphatic glycidyl ether compound is a thermosetting component that can be cured by reacting with the thermosetting resin (A).
- a polyfunctional aliphatic glycidyl ether compound (purified product) having a total chlorine content of less than 0.7% by mass is used.
- polyfunctional aliphatic glycidyl ether compounds examples include 1,6 hexanediol diglycidyl ether, 1,4 butanediol diglycidyl ether, and cyclohexane dimethanol having a total chlorine content of less than 0.7% by mass.
- examples thereof include polyglycidyl ether compounds such as diglycidyl ether, trimethylolpropane polyglycidyl ether, and diethylene glycol diglycidyl ether.
- Multifunctional aliphatic glycidyl ether compounds with a total chlorine content of less than 0.7% by mass can be obtained.
- the polyfunctional aliphatic glycidyl ether compound is preferably not an alicyclic compound in terms of easy reactivity.
- the total chlorine content is less than 0.7% by weight, more preferably less than 0.5% by weight. If the total chlorine content is 0.7 mass% or more, corrosion of copper wiring is accelerated by the influence of chlorine impurities, and the electrical insulation characteristics may deteriorate.
- the number average molecular weight of the polyfunctional aliphatic glycidyl ether compound is preferably 1000 or less, more preferably 500 or less. When the number average molecular weight is greater than 1000 In some cases, the mobility of the molecule is lowered and the low-temperature curability is impaired.
- the total chlorine amount can be measured by the Forhardt method, which is a kind of precipitation titration method. For example, covalent chlorine is decomposed with metallic sodium, and silver nitrate is added to the resulting chlorine ions for titration. Can be quantified.
- thermosetting resin composition of the present invention the multifunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass may be used alone or in combination of two or more. It may be used.
- the ratio of the epoxy equivalent of the polyfunctional aliphatic glycidyl ether compound to the carboxyl group equivalent of the carboxyl group-containing polyurethane is desirably an amount that is 1.0 to 3.0.
- the ratio of the epoxy equivalent is lower than the above range, the electric insulation of the cured film made of the thermosetting resin composition may be insufficient.
- the ratio exceeds the above range the shrinkage amount of the cured film is large. Therefore, when used as an insulating protective film for a flexible printed circuit board (FPC), low warpage tends to be poor.
- thermosetting resin composition of the present invention as a thermosetting component other than the polyfunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass, adhesion to the substrate is improved.
- bisphenol A type epoxy resin hydrogenated bisphenol A type epoxy resin, brominated bisphenol A type epoxy resin, bisphenol F type epoxy resin, novolac type epoxy resin , Phenol novolac type epoxy resin, cresol monovolak type epoxy resin, N-glycidyl type epoxy resin, bisphenol A novolak type epoxy resin, chelate type epoxy resin, darioxar type epoxy resin, amino group-containing epoxy Resin, rubber-modified epoxy resin, dicyclopentadiene phenolic epoxy resin, silicone-modified epoxy resin An epoxy compound having two or more epoxy groups in one molecule such as ⁇ -strength prolatatone-modified epoxy resin may be used.
- bisphenol S-type epoxy resin diglycidyl phthalate resin, heterocyclic epoxy resin, bixylenol-type epoxy resin, biphenol-type epoxy resin, and tetraglycidylxylenolethane resin May be.
- thermosetting rosin composition of the present invention if necessary, in order to promote the effect reaction A curing accelerator (c) may be used. Adhesion and chemical resistance by using a curing accelerator
- the properties such as heat resistance can be further improved.
- Examples of such a curing accelerator (C) include “2 ⁇ ”, ⁇ 2 ⁇ 4MZ ”,“ C11Z ”,“ C17Z ”,“ 2PZ ”,“ 1B2MZ ”,“ 2MZ-CN ”manufactured by Shikoku Kasei Kogyo Co., Ltd.
- the curing accelerator may be used alone or in combination of two or more.
- the use of a curing accelerator is not essential, but when it is desired to accelerate the curing, it can be used in the range of 25% by mass or less with respect to 100% by mass of the thermosetting component. If it exceeds 25% by mass, the sublimation component from the cured product will increase, and the usable time after mixing (A) thermoplastic resin and (B) thermosetting component will become extremely short. Absent.
- thermosetting resin composition of the present invention a polyfunctional aliphatic glycidyl ether compound having a total chlorine content of less than 0.7% by mass as the thermosetting resin (A) and the thermosetting component.
- an organic solvent (D) inert to the functional group contained in the composition may be used.
- Examples of the organic solvent (D) include toluene, xylene, ethylbenzene, nitrobenzene, cyclohexane, isophorone, diethylene glycol dimethyl ether, ethylene glycol jetyl ether, carbitol acetate, propylene glycol methylenoate.
- Examples include dimethylacetamide, N-methylpyrrolidone, ⁇ -butyrate rataton, dimethyl sulfoxide, black form, methylene chloride, and petroleum naphtha. These may be used alone or in combination of two or more.
- thermosetting composition of the present invention various known additives, for example, inorganic fillers such as barium sulfate, talc, calcium carbonate, alumina, glass powder, quartz powder, silica; glass fiber, carbon fiber, nitriding Fiber reinforcement such as boron fiber; titanium oxide, zinc oxide, carbon Colorants such as black, iron black, organic pigments, organic dyes, etc .; Antioxidation agents such as hindered phenol compounds, phosphorus compounds, hindered amine compounds; UV absorption of benzotriazole compounds, benzophenone compounds, etc. You may mix
- inorganic fillers such as barium sulfate, talc, calcium carbonate, alumina, glass powder, quartz powder, silica
- glass fiber, carbon fiber, nitriding Fiber reinforcement such as boron fiber
- titanium oxide, zinc oxide, carbon Colorants such as black, iron black, organic pigments, organic dyes, etc .
- Antioxidation agents such as hindered phenol
- viscosity modifiers ion exchangers, flame retardants, antibacterial agents, antifungal agents, anti-aging agents, antistatic agents, plasticizers, lubricants, foaming agents, antifoaming agents, leveling agents, etc. are used depending on the application. You may mix
- thermosetting resin composition [0060]
- thermosetting resin composition of the present invention can be produced by mixing the above-mentioned components by a usual method. There are no particular restrictions on the mixing method, and some components may be mixed and the remaining components may be mixed, or all components may be mixed at once.
- thermosetting resin (A) a polyfunctional aliphatic glycidyl ether compound (B) having a total chlorine content of less than 0.7% by mass, and, if necessary, other thermosetting components , Hardener (C), (D) organic solvent, (E) additives can be obtained by dissolving or dispersing using, for example, a mixer such as a disperser, an ader, a three-roll mill, or a bead mill. .
- thermosetting resin composition [Use of thermosetting resin composition]
- thermosetting resin composition of the present invention In order to cure the thermosetting resin composition of the present invention, other thermosetting resins, curing catalysts, antifoaming agents and the like are further blended as necessary to obtain solder resist ink, overcoat ink, and the like. It is possible to prepare and apply it by screen printing or the like, followed by drying and heating.
- thermosetting resin composition of the present invention can form a cured film having excellent flexibility despite having excellent low-temperature curability, tackiness, and chemical resistance. . Since this cured film is particularly excellent in flexibility and electrical insulation, even when used on a thin wiring board such as an FPC board, curling does not occur, and the flexibility is excellent in electrical performance and handling. A good insulating protective film can be formed.
- the composition of the present invention can also be suitably used as an interlayer insulating resin layer of a multilayer printed wiring board.
- the insulating protective film is formed, for example, by applying a thermosetting resin composition to a thickness of 10 to 100 ⁇ m on a substrate on which a circuit is formed, and then in a temperature range of 100 to 200 ° C for 10 to 60 minutes. It can be formed by heating and hardening.
- thermosetting resin composition of the present invention can be used for various applications, in particular, thermosetting, Printed wiring boards that require various properties such as adhesion to boards, insulation, heat resistance, warp deformation, and flexibility, insulating protective coatings for flexible printed wiring boards, and interlayer insulation grease for multilayer printed wiring boards Suitable for use as a layer.
- thermosetting resin composition of the present invention is used as a chip-on-film (COF) insulating protective film, and as a sealing material for electronic components such as ICs and VLSIs.
- COF chip-on-film
- the resulting polyurethane solution in Synthesis Example 1 (solids concentration 50 mass 0/0), relative to the polyurethane solid content 100 wt%, as a thermosetting component, low chlorine polyfunctional aliphatic Gurishijirue one ether (Nagase “EX321L” manufactured by Chemtex Co., Ltd.) was blended at a ratio of 6.5% by mass where the epoxy group was 1.1 equivalent to the carboxyl group of the polyurethane, and 0.6% by mass of melamine as a curing agent. Next, the composition containing these components was mixed with a three-roll mill (Small Corporation). Solder resist ink was prepared by kneading three times through a model manufactured by Heisei Seisakusho, model: RIII-1RM-2).
- a solder resist was used in the same manner as in Example 1 except that a bifunctional aliphatic glycidyl ether (“EX212L” manufactured by Nagase ChemteX Corporation) was used as the thermosetting component instead of “EX321L” in Example 1. An ink was obtained.
- EX212L a bifunctional aliphatic glycidyl ether manufactured by Nagase ChemteX Corporation
- a solder resist ink was obtained in the same manner as in Example 1 except that an ammine type epoxy (“YH-434” manufactured by Tohto Kasei Co., Ltd.) was used instead of “EX321L” in Example 1 as the thermosetting component. It was.
- an ammine type epoxy (“YH-434” manufactured by Tohto Kasei Co., Ltd.) was used instead of “EX321L” in Example 1 as the thermosetting component. It was.
- a solder resist ink was obtained in the same manner as in Example 1, except that an alicyclic epoxy (“EHPE3150” manufactured by Daicel Engineering Co., Ltd.) was used instead of “EX321L” in Example 1 as the thermosetting component. It was.
- EHPE3150 manufactured by Daicel Engineering Co., Ltd.
- Solder resist ink was used in the same manner as in Example 1 except that polyfunctional glycidyl ether (“EX411” manufactured by Nagase ChemteX Corporation) was used instead of “EX321L” in Example 1 as the thermosetting component. Obtained.
- thermosetting component instead of “EX321L” in Example 1, a heterocyclic-containing epoxy (Dainippon) A solder-resist ink was obtained in the same manner as in Example 1 except that “HP7200” manufactured by Ink Chemical Industries, Ltd. was used.
- solder resist inks obtained in Examples 1-2 and Comparative Examples 1-6 the following are indicators of tackiness, chemical resistance, electrical properties, and flexibility, which are indicators of curability. Some warpage was evaluated. Table 1 shows the evaluation results.
- the sample is prepared as follows.
- the measurement is performed using an automatic titrator using silver nitrate.
- the measured value is obtained using the following calculation formula.
- the solder resist ink was applied to the substrate by screen printing with a # 100 mesh polyester plate and thermally cured at 120 ° C for 30 minutes.
- the substrate used was a 25-m thick polyimide film [Strutton (registered trademark) 100EN, manufactured by Toray DuPont Co., Ltd.]. With respect to the coating film that had been coated with solder resist ink and heat-cured, the resist surfaces were pasted together and evaluated for the presence or absence of stickiness V according to the following criteria.
- solder resist ink was applied to the substrate by screen printing with a # 100 mesh polyester plate and thermally cured at 120 ° C for 30 minutes.
- the substrate used was a 25-m thick polyimide film [Strutton (registered trademark) 100EN, manufactured by Toray DuPont Co., Ltd.]. Solder resist ink was applied.
- the heat-cured coating was rubbed lightly 20 times with a cotton swab moistened with acetone. Further, the following three levels were evaluated according to the state of the coating film after rubbing.
- Solder resist ink was applied by screen printing with # 100 mesh polyester plate on IPC-C (comb pattern) on a commercially available substrate (IPC standard), dried at 80 ° C for 30 minutes, and then at 150 ° C. Heat cured for 1 hour.
- the substrate was placed in an atmosphere of 85 ° C and relative humidity 85%, and a bias voltage of 100 V was applied and left for 2000 hours.
- the electrical insulation was evaluated according to the following criteria.
- solder resist ink was applied to the substrate by screen printing with a # 100 mesh polyester plate and thermally cured at 120 ° C for 30 minutes.
- the substrate used was a 25-m thick polyimide film [Strutton (registered trademark) 100EN, manufactured by Toray DuPont Co., Ltd.].
- Solder resist ink was applied and the heat-cured coating was cut to 50mm ⁇ with a circle cutter. Those that are cut into a circular shape exhibit deformation that is convex or concave in the vicinity of the center. After 1 hour, it was left to stand in a convex state, and the maximum and minimum values of the height of warpage from the horizontal plane were measured and averaged.
- the sign represents the direction of warpage, and when left in a convex downward state, the case where the cured film was on the upper side of the polyimide film was “10”, and the case where the cured film was on the lower side was “”.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Metallic Protective Coatings For Printed Circuits (AREA)
- Epoxy Resins (AREA)
- Paints Or Removers (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07737316A EP2031023A4 (en) | 2006-02-27 | 2007-02-22 | THERMOSETTING RESIN COMPOSITION CONTAINING A MULTIFUNCTIONAL GLYCIDYL ALIPHATIC GLYCIDYL COMPOUND HAVING A LOW CHLORINE CONTENT, PRODUCT CURED WITH SUCH A COMPOSITION AND USE THEREOF |
JP2008501757A JP5167113B2 (ja) | 2006-02-27 | 2007-02-22 | 低塩素多官能脂肪族グリシジルエーテル化合物を含む熱硬化性樹脂組成物、該組成物の硬化物およびその用途 |
US12/280,611 US20090093595A1 (en) | 2006-02-27 | 2007-02-22 | Thermosetting resin composition containing low chlorine polyfuntional aliphatic glycidyl ether compound, cured products of the composition and use thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-050026 | 2006-02-27 | ||
JP2006050026 | 2006-02-27 |
Publications (1)
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WO2007097405A1 true WO2007097405A1 (ja) | 2007-08-30 |
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ID=38437441
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PCT/JP2007/053323 WO2007097405A1 (ja) | 2006-02-27 | 2007-02-22 | 低塩素多官能脂肪族グリシジルエーテル化合物を含む熱硬化性樹脂組成物、該組成物の硬化物およびその用途 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20090093595A1 (ja) |
EP (1) | EP2031023A4 (ja) |
JP (1) | JP5167113B2 (ja) |
KR (1) | KR100984605B1 (ja) |
CN (1) | CN101389712A (ja) |
TW (1) | TWI471377B (ja) |
WO (1) | WO2007097405A1 (ja) |
Cited By (6)
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JP2009079179A (ja) * | 2007-09-27 | 2009-04-16 | Taiyo Ink Mfg Ltd | 熱硬化性樹脂組成物及びその硬化物 |
WO2009116609A1 (ja) * | 2008-03-21 | 2009-09-24 | 昭和電工株式会社 | 樹脂組成物及びその硬化膜 |
US20110247864A1 (en) * | 2008-12-19 | 2011-10-13 | Showa Denko K.K. | Thermosetting ink composition |
JPWO2011004756A1 (ja) * | 2009-07-06 | 2012-12-20 | 昭和電工株式会社 | 配線板の保護膜用熱硬化性組成物 |
CN105229095A (zh) * | 2012-12-14 | 2016-01-06 | 蓝立方知识产权有限责任公司 | 高含固量环氧树脂涂料 |
WO2018101333A1 (ja) * | 2016-12-01 | 2018-06-07 | 昭和電工株式会社 | 導電パターンの保護膜用組成物、導電パターンの保護膜、保護膜製造方法及び透明導電フィルムの製造方法 |
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JP5344108B1 (ja) * | 2011-12-01 | 2013-11-20 | 株式会社村田製作所 | 無線icデバイス及びその製造方法 |
RU2479601C1 (ru) * | 2012-03-02 | 2013-04-20 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") | Эпоксидная композиция холодного отверждения |
JP6987011B2 (ja) | 2018-03-30 | 2021-12-22 | 太陽インキ製造株式会社 | 硬化性樹脂組成物、ドライフィルム、硬化物およびプリント配線板 |
CN117447674B (zh) * | 2023-12-22 | 2024-04-09 | 万华化学集团股份有限公司 | 一种聚氨酯弹性体组合物、聚氨酯弹性体及其制备方法 |
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JP2009079179A (ja) * | 2007-09-27 | 2009-04-16 | Taiyo Ink Mfg Ltd | 熱硬化性樹脂組成物及びその硬化物 |
CN101945952B (zh) * | 2008-03-21 | 2013-03-27 | 昭和电工株式会社 | 树脂组合物和其固化膜 |
KR20100133358A (ko) * | 2008-03-21 | 2010-12-21 | 쇼와 덴코 가부시키가이샤 | 수지 조성물 및 그 경화막 |
JPWO2009116609A1 (ja) * | 2008-03-21 | 2011-07-21 | 昭和電工株式会社 | 樹脂組成物及びその硬化膜 |
WO2009116609A1 (ja) * | 2008-03-21 | 2009-09-24 | 昭和電工株式会社 | 樹脂組成物及びその硬化膜 |
JP5473896B2 (ja) * | 2008-03-21 | 2014-04-16 | 昭和電工株式会社 | 樹脂組成物及びその硬化膜 |
KR101631540B1 (ko) * | 2008-03-21 | 2016-06-17 | 쇼와 덴코 가부시키가이샤 | 수지 조성물 및 그 경화막 |
US20110247864A1 (en) * | 2008-12-19 | 2011-10-13 | Showa Denko K.K. | Thermosetting ink composition |
JPWO2011004756A1 (ja) * | 2009-07-06 | 2012-12-20 | 昭和電工株式会社 | 配線板の保護膜用熱硬化性組成物 |
CN105229095A (zh) * | 2012-12-14 | 2016-01-06 | 蓝立方知识产权有限责任公司 | 高含固量环氧树脂涂料 |
WO2018101333A1 (ja) * | 2016-12-01 | 2018-06-07 | 昭和電工株式会社 | 導電パターンの保護膜用組成物、導電パターンの保護膜、保護膜製造方法及び透明導電フィルムの製造方法 |
JP6479291B2 (ja) * | 2016-12-01 | 2019-03-06 | 昭和電工株式会社 | 導電パターンの保護膜用組成物、導電パターンの保護膜、保護膜製造方法及び透明導電フィルムの製造方法 |
JPWO2018101333A1 (ja) * | 2016-12-01 | 2019-03-28 | 昭和電工株式会社 | 導電パターンの保護膜用組成物、導電パターンの保護膜、保護膜製造方法及び透明導電フィルムの製造方法 |
US10995235B2 (en) | 2016-12-01 | 2021-05-04 | Showa Denko K.K. | Composition for forming protective film for electroconductive pattern, protective film for electroconductive pattern, method for producing protective film, and method for producing transparent electroconductive film |
Also Published As
Publication number | Publication date |
---|---|
TW200804500A (en) | 2008-01-16 |
TWI471377B (zh) | 2015-02-01 |
CN101389712A (zh) | 2009-03-18 |
EP2031023A1 (en) | 2009-03-04 |
KR20080102250A (ko) | 2008-11-24 |
JPWO2007097405A1 (ja) | 2009-07-16 |
US20090093595A1 (en) | 2009-04-09 |
EP2031023A4 (en) | 2011-05-04 |
JP5167113B2 (ja) | 2013-03-21 |
KR100984605B1 (ko) | 2010-09-30 |
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