WO2006118240A1 - エポキシ樹脂、およびエポキシ樹脂組成物 - Google Patents
エポキシ樹脂、およびエポキシ樹脂組成物 Download PDFInfo
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- WO2006118240A1 WO2006118240A1 PCT/JP2006/308959 JP2006308959W WO2006118240A1 WO 2006118240 A1 WO2006118240 A1 WO 2006118240A1 JP 2006308959 W JP2006308959 W JP 2006308959W WO 2006118240 A1 WO2006118240 A1 WO 2006118240A1
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- WIPO (PCT)
- Prior art keywords
- epoxy resin
- resin composition
- materials
- optical
- present
- Prior art date
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- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 169
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- 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
- C08G59/4215—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof cycloaliphatic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- 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
- C08G59/02—Polycondensates containing more than one epoxy group per molecule
- C08G59/04—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
- C08G59/06—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
- C08G59/063—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols with epihalohydrins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- 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
- C08G59/02—Polycondensates containing more than one epoxy group per molecule
- C08G59/04—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof
- C08G59/06—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols
- C08G59/08—Polycondensates containing more than one epoxy group per molecule of polyhydroxy compounds with epihalohydrins or precursors thereof of polyhydric phenols from phenol-aldehyde condensates
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- 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
- C08G59/14—Polycondensates modified by chemical after-treatment
- C08G59/1433—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds
- C08G59/1438—Polycondensates modified by chemical after-treatment with organic low-molecular-weight compounds containing oxygen
- C08G59/1455—Monocarboxylic acids, anhydrides, halides, or low-molecular-weight esters thereof
- C08G59/1461—Unsaturated monoacids
- C08G59/1466—Acrylic or methacrylic acids
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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
- 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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
- C08L63/10—Epoxy resins modified by unsaturated compounds
Definitions
- the present invention relates to a crystalline epoxy resin and an optical epoxy resin composition using the same.
- Epoxy resin is generally cured with various curing agents, resulting in a cured product having excellent mechanical properties, water resistance, chemical resistance, heat resistance, electrical properties, and the like. It is used in a wide range of fields such as laminates, molding materials and casting materials. As the shape of the epoxy resin, those which are liquid at room temperature and those having a soft melting point of about 50 to 100 ° C are generally used. In recent years, these materials have been required to be further improved in various properties such as high purity, heat resistance, moisture resistance, adhesion, low dielectric properties, fast curability, flame retardancy, and high toughness.
- a resin having a high refractive index is widely used in a wide range of fields such as packaging containers, casing materials, films, miscellaneous goods, automobile parts, and coating materials. In such fields, bur copolymers such as polystyrene and polymethylmethalate are used. In the field where heat resistance is required, reliability is insufficient. Under such circumstances, the application of epoxy resin that provides a cured product with high reliability in heat resistance, hygroscopicity, etc. to the field of optical materials has been studied. Epoxy resin is generally colored in many cases, and most of its refractive index is 1.6 or less, which is insufficient in fields where high refractive index is required.
- the TEPIC series (manufactured by Nissan Chemical Industries, Ltd., a heterocyclic epoxy resin containing a heterocyclic ring) is generally used as such an epoxy resin, but it also has the problem of water resistance (humidity). Searches for changing epoxy resins are being made.
- Patent Document 1 Japanese Patent Application Laid-Open No. 09-157351
- Patent Document 2 Japanese Patent Laid-Open No. 2000-248050
- the present invention is a crystalline epoxy resin, and its cured product is excellent in various properties such as flame retardancy, low water absorption, impact resistance, and refractive index, and is useful for optical materials.
- Another object of the present invention is to provide an epoxy resin composition containing the epoxy resin crystals and having excellent storage (storage) stability, and a cured product thereof.
- a crystalline epoxy resin which is an epoxy resin obtained by reacting a compound represented by epino and lohydrin
- the present invention relates to an optical material using the epoxy resin composition according to (2) or (3) above.
- the epoxy resin of the present invention is crystalline, and its refractive index is very high and is colorless, so it is suitable for optical applications. Since the epoxy resin composition and the cured product of the present invention have good stability during photocuring of the epoxy resin, the epoxy resin composition has excellent thermal stability and high sensitivity. Further, when the epoxy resin of the present invention is used as a component of a thermosetting epoxy resin composition or a photo-thermosetting resin composition, the storage stability of the composition is extremely excellent. Therefore, the epoxy resin composition of the present invention is extremely useful for a wide range of applications such as electric / electronic materials, molding materials, casting materials, laminated materials, paints, adhesives, resists, optical materials and the like.
- the epoxy resin of the present invention has the following formula (1)
- the phenol resin represented by the formula [1] can be obtained as crystals by reacting with epino and rhohydrin in the presence of an alkali metal hydroxide, followed by crystallization.
- the alkali metal hydroxide may be a solid or an aqueous solution.
- the alkali metal hydroxide aqueous solution is continuously added to the reaction system, and water, epino, and rhohydrin are allowed to flow out continuously under reduced pressure or normal pressure, and further separated.
- the water can be removed and the epihalohydrin can be returned continuously to the reaction system.
- the amount of the alkali metal hydroxide used is usually 0.9 to 2.5 mol, preferably 0.95 to 2.0 mol, based on 1 mol of the hydroxyl group of the compound represented by the formula (1).
- a quaternary ammonium salt can be added to the reaction as a catalyst to facilitate the reaction.
- quaternary ammonium salts that can be used include tetramethyl ammonium chloride, tetramethyl ammonium chloride, trimethylbenzyl ammonium chloride, and the like.
- the amount of the quaternary ammonium salt used is usually 0.1 to 15 parts by weight, preferably 0.2 to 10 parts by weight, based on 1 mol of the hydroxyl group of the compound represented by the formula (1).
- the amount of epino and lohydrin to be used is usually 0.8 to 12 mol, preferably 0.9 to 1 mol of L relative to 1 mol of the hydroxyl group of the compound represented by formula (1).
- epichlorohydrin such as epichlorohydrin, oc-methyl epichlorohydrin, 13-methyl epichlorohydrin, ⁇ -methyl epichlorohydrin, etc.
- Derivatives, preferably epichlorohydrin are easy to use.
- alcohols such as methanol, ethanol and isopropyl alcohol
- aprotic polar solvents such as dimethyl sulfone, dimethyl sulfoxide, tetrahydrofuran and dioxane are used.
- Etc. U prefer to react by caro.
- the amount used is usually 2 to 50% by weight, preferably 4 to 30% by weight, based on the amount of epino and rhohydrin.
- an aprotic polar solvent typically 5 to the amount of Epiharohidorin: LOO weight 0/0, it is preferably 10 to 80 weight 0/0
- the reaction temperature is usually 30 to 90 ° C, preferably 35 to 80 ° C.
- the force temperature may be constant or may be changed with time.
- the reaction time is usually 0.5 to: LO time, preferably 1 to 8 hours. If necessary, in order to obtain an epoxy resin having less hydrolyzable halogen, epino, rhohydrin, solvent, etc. are removed after washing the reaction product of these epoxidation reactions with water or without heating. . Dissolve the recovered epoxy resin in a solvent such as toluene or methyl isobutyl ketone, and add an aqueous solution of alkali metal hydroxide such as sodium hydroxide or potassium hydroxide to ensure the ring closure. You can also.
- the amount of alkali metal hydroxide used is usually from 0.01 to 0.3 mol, preferably from 0.05 to 0.3 mol, based on 1 equivalent of the hydroxyl group of the compound shown in Table 1 used for epoxy. 0.2 mol.
- the reaction temperature is usually 50 to 120 ° C, and the reaction time is usually 0.5 to 2 hours.
- reaction solution is washed with water or filtered to remove salts and impurities generated during the reaction. It is important to perform this operation because there is a possibility that salt will be mixed into the crystal during the precipitation of epoxy resin.
- step (a) The reaction mixture containing the reaction product, epi-halohydrin, etc. is heated to remove excess epino, rhohydrin, etc. under reduced pressure (step (a); epi-halohydrin recovery step). At this time, when the crystals are precipitated and become a slurry, the recovery under reduced pressure is stopped.
- ketones such as acetone, methyl ethyl ketone (MEK), cyclopentanone (CP), anone, or ethyl acetate
- acetic acid Esters such as butyl, ethyl butyrate, ⁇ -butyrolatatane, carbitol acetate
- ethers such as dioxane, tetrahydrofuran (THF), methanol, ethanol, propano
- step (a) Since the conditions and the amount of the solvent used in the step differ depending on the solvent used, it is not possible to define the range in general.
- epichlorohydrin is used as the epihalohydrin in step (a)
- acetone is used in step (b)
- step In the case of using methanol in (b,), in step (a) it is preferable to heat to 50 to 100 ° C., and the degree of vacuum should be about ⁇ 0.05 MPa to about 0.095 MPa.
- the amount of acetone used in step (b) is preferably 20 to 500% by weight, more preferably 50 to 200% by weight, based on the theoretical yield.
- Methanol used in step (b,) is preferably 20 to 500% by weight, particularly preferably 50 to 200% by weight, based on the theoretical yield.
- the amount of water used in step (c) is preferably 40 to: L00 0% by weight, but the solvent in step (b): step (b ′): step (c), water ratio is 1 to 3: 1. -3: It is preferable to use it so that it may become about 1-9. Further, it is preferable to wash the crystal filtered in the step (e) with an alcohol such as methanol or ethanol, or with water.
- the epoxy resin obtained in this manner is colorless and has a melting point of about 100 degrees. Therefore, even when dispersed in a photocurable resin composition, an epoxy resin composition having excellent storage stability can be obtained. Furthermore, when the refractive index of the obtained epoxy resin is measured, the refractive index of a normal aromatic epoxy resin, which is 1.65 to L 66, is, for example, a general aromatic epoxy resin. In the case of the cresol novolac type epoxy resin, it is about 1.60. The birefringent novolac type epoxy resin, which has a relatively high refraction, is about 1.62, and even the bisphenol fluorene type epoxy resin is about 1.63.
- the epoxy resin composition of the present invention contains the epoxy resin and the curing agent of the present invention.
- the epoxy resin of the present invention can be used alone or in combination with other epoxy resins.
- the other epoxy resin a commonly used epoxy resin can be used without limitation. Among them, a crystalline epoxy resin having a soft point or a melting point of 90 ° C. or more is preferable. When used in combination, the mixing ratio of the epoxy resin of the present invention and other epoxy resins can be arbitrarily changed.
- Biphenol-type or biphenol-type crystalline epoxy resin such as YX-4000 manufactured by Nippon Kayaku Co., Ltd. or CER-3000 manufactured by Nihon Shakuyaku Co., Ltd., or a mixture thereof; Bisphenol S Type crystalline epoxy resin; bisphenol fluorene type crystalline epoxy resin; hydroquinone type crystalline epoxy resin; heterocyclic crystal epoxy resin such as TEPIC (trade name) manufactured by Nissan Chemical Industries, Ltd. , Crystalline epoxy resin of Dariokizar roof ⁇ nol condensate, trisphenol methane type crystalline epoxy resin, biphenyl novolak type crystalline epoxy resin (for example, NC— And a crystalline epoxy resin having a skeleton similar to 3000). These may be used alone or in combination of two or more.
- Examples of the epoxy resin curing agent contained in the thermosetting epoxy resin composition of the present invention include amine compounds, acid anhydride compounds, amide compounds, phenol compounds, and the like. Is mentioned. Specific examples of the curing agent that can be used include diaminodiphenylmethane, diethylenetriamine, triethylenetetramine, diaminodiphenylsulfone, isophoronediamine, dicyandiamide, a polyamide resin synthesized from ethylenediamine and a dimer of linolenic acid, Phthalic anhydride, trimellitic anhydride, pyromellitic anhydride, maleic anhydride, tetrahydrophthalic anhydride, methyltetrahydrophthalic anhydride, methylnadic anhydride, hexahydrophthalic anhydride, methylhexahydrophthalic anhydride, bis Phenols A, bisphenols-bisphenol S, fluorene bisphenols,
- the amount of the curing agent used in the epoxy resin composition of the present invention is preferably 0.5 to 2.0 equivalents relative to 1 equivalent of the epoxy groups of all epoxy resin components including the epoxy resin of the present invention. Particularly preferred is 0.6 to 1.5 equivalents. If less than 0.5 equivalent or more than 2.0 equivalent per 1 equivalent of epoxy group, curing may be incomplete and good cured physical properties may not be obtained.
- a curing accelerator When using the cured product, a curing accelerator may be used together.
- the curing accelerator that can be used include imidazoles such as 2-methylimidazole, 2-ethylimidazole, 2-phenylimidazole, 2-ethyl-4-methylimidazole, 2- (dimethylaminomethyl) phenol, Tertiary amines such as triethylenediamine, triethanolamine, 1,8 diazabicyclo (5,4,0) undecene 7, etc., organic phosphines such as triphenylphosphine, diphenylphosphine and tributylphosphine , Metal compounds such as tin octylate, tetra-substituted phosphorous such as tetra-phenyl phosphor-tetraphenol, tetra-phenyl phosphate-tetraethyl phosphate, tetra-substituted borate, 2-ethy
- the epoxy resin composition of the present invention may be added with various compounding agents such as an inorganic filler, a silane coupling agent, a release agent, and a pigment, and various thermosetting resins as needed.
- Inorganic fillers include crystalline silica, fused silica, alumina, zircon, calcium silicate, calcium carbonate, silicon carbide, silicon nitride, boron nitride, zircoyu, fosterite, steatite, spinel, titer, talc, etc.
- the force including, but not limited to, powders of the above or beads formed by spheroidizing them. These may be used alone or in combination of two or more.
- These inorganic fillers are used in the epoxy resin composition particularly in the case of obtaining an epoxy resin composition for a semiconductor encapsulant, from the viewpoint of the heat resistance, moisture resistance, mechanical properties, etc. of the cured product. It is preferably used in a proportion of ⁇ 93% by weight.
- the epoxy resin composition of the present invention can be obtained by uniformly mixing the above-mentioned components, and is preferably used for semiconductor encapsulation.
- the modified epoxy resin composition of the present invention can be easily made into a cured product by a method similar to a conventionally known method.
- the modified epoxy resin of the present invention and a curing agent, and if necessary, a curing accelerator, an inorganic filler, a compounding agent, and various thermosetting resins can be used using an extruder, a kneader, a roll, or the like as necessary.
- the epoxy resin composition of the present invention is obtained by thoroughly mixing until uniform, and the epoxy resin composition is molded by a melt casting method, a transfer molding method, an injection molding method, a compression molding method, or the like. Further, the cured product of the present invention can be obtained by heating at a melting point or higher of the epoxy resin for 2 to LO hours.
- the epoxy resin composition of the present invention is dissolved in a solvent such as toluene, xylene, acetone, methyl ethyl ketone, methyl isobutyl ketone, etc., and glass fiber, carbon fiber, polyester fiber, polyamide fiber, alumina fiber, It is also possible to obtain a cured product by hot press molding a prepreg obtained by impregnating a base material such as paper and drying by heating.
- a solvent such as toluene, xylene, acetone, methyl ethyl ketone, methyl isobutyl ketone, etc.
- the amount of the dilution solvent used in this case is usually 10 to 70% by weight, preferably 15 to 65% by weight, based on the total weight of the modified epoxy resin composition of the present invention and the diluted solvent.
- Semiconductor devices in which the epoxy resin composition of the present invention is preferably used include, for example, DIP (Dual Inline Package), QFP (Quad Flat Package), BGA (Ball Grid Array), CSP (Chip Size) Package), SOP (Small Outline Package) D), TSOP (thin small outline package), TQFP (sink-type flat package), etc.
- DIP Dual Inline Package
- QFP Quad Flat Package
- BGA Bit Grid Array
- CSP Chip Size
- SOP Small Outline Package
- TQFP thin small outline package
- TQFP ink-type flat package
- a light-emitting diode LED
- a phototransistor a CCD (charge coupled device)
- UV thermocoupled device
- the epoxy resin of the present invention can also be used as a photosensitive epoxy resin composition. Specifically, the epoxy resin of the present invention can be used as a curing agent for improving the reliability of the epoxy resin composition.
- a photosensitive resin comprising an aqueous alkali-soluble resin (A), a crosslinking agent (B), a photopolymerization initiator (C), and a curing agent (D). It can be prepared by adding the epoxy resin of the present invention as a component of the curing agent (D) to the resin.
- the content of the epoxy resin is 1 to 50% by weight, preferably 2 to 30% by weight.
- Aqueous alkali-soluble soluble fat (A) Aqueous alkali-soluble soluble fat (A);
- an epoxy carboxylate compound obtained by reacting an epoxy compound (a) having two or more epoxy groups in the molecule with a monocarboxylic acid compound (b) having an ethylenically unsaturated group in the molecule And the reaction product of polybasic acid anhydride (c).
- a monocarboxylic acid compound b
- polybasic acid anhydride c
- KAYARAD CCR-1159H, KAYARAD PCR— 1169H, KAYARAD TCR-1310H, KAYARAD ZFR— 1401H, KAYARAD ZAR— 1395H As well as Nippon Kayaku Co., Ltd.).
- cross-linking agent (B) [0040] cross-linking agent (B);
- Examples of the compound having an ethylenically unsaturated group include KAYARAD HX-220, KAYARAD HX-620, KA YARAD DPHA, KAYARAD DPCA-60 (all Nippon Kayaku Co., Ltd.).
- Photopolymerization initiator (C) examples include benzoins, acetophenones, anthraquinones, thixanthones, ketals, benzophenones, and phosphine oxides. Specifically, KAYACU RE DETX-S (manufactured by Nippon Kayaku Co., Ltd.), Irgacure 907 ( Ciba Specialty Chemicals).
- the epoxy resin of the present invention is preferably 30% by weight or more of the total curing agent, more preferably 50 to: LOO% by weight.
- Specific examples of the epoxy resin that can be used in combination with the epoxy resin of the present invention include the following phenol novolac type epoxy resin, cresol novolac type epoxy resin, trishydroxyphenolmethane type epoxy resin, dicyclopentagen.
- Phenolic epoxy resin, bisphenol-A type epoxy resin, bisphenol-F type epoxy resin, biphenol type epoxy resin, bisphenol A A novolac type epoxy resin, naphthalene skeleton-containing epoxy resin, heterocyclic epoxy resin Examples include fats.
- Epiclon N-770 (Dainippon Ink Chemical Co., Ltd.), D.E.N438 (Dow Chemical), Epicoat 154 (Japan Epoxy Resin Co., Ltd.), RE-306 (Nihon Shakuyaku)
- Cresolone novolac type epoxy resin Epiclon N—695 (Dainippon Ink Chemical Co., Ltd.), EOCN—102S, EOCN-103S, EOCN-104S (, also manufactured by Nippon Kayaku Co., Ltd.), UVR — 6650 (made by Union Carbide), ESCN-195 (made by Sumitomo Chemical Co., Ltd.), etc.
- Epiclon N-880 (Dainippon Ink Chemical Co., Ltd.), Epicoat E157S75 (Japan Epoxy Resin Co., Ltd.) and the like can be mentioned.
- Examples include EPPN-503, EPPN-502H, EPPN-501H (all manufactured by Nippon Kayaku Co., Ltd.), TACTIX-742 (manufactured by Dow Chemical Co., Ltd.), Epicoat E1032H60 (manufactured by Japan Epoxy Resin Co., Ltd.), etc. It is done. Dicyclopentadiene phenol epoxy resin:
- Epiclon EXA-7200 manufactured by Dainippon Ink & Chemicals, Inc.
- TACTIX-556 manufactured by Dow Chemical Co., Ltd.
- Epicoat 828 For example, Epicoat 828, Epicoat 1001 (all made by Japan Epoxy Resin Co., Ltd.), UVR—6410 (Union Carbide), DE R—331 (Dow Chemical), YD—8125 (Toto Kasei) Bisphenol A-type epoxy resin; UVR-649 0 (manufactured by Union Carbide), YDF-8170 (manufactured by Tohto Kasei Co., Ltd.), and the like.
- biphenol type epoxy resin such as NC-3000 and NC-3000H (all manufactured by Nippon Kayaku Co., Ltd.), biphenol type epoxy resin such as YX 4000 (Japan Epoxy Resin Co., Ltd.), YL-6121 (Japan Epoxy Resin Co., Ltd.).
- Epoxy resin containing naphthalene skeleton Epoxy resin containing naphthalene skeleton:
- NC-7000, NC 7300 (Nippon Kayaku Co., Ltd.), EXA-4750 (Dai Nippon Ink Chemical Co., Ltd.) and the like can be mentioned.
- EHPE-3150 manufactured by Daicel Chemical Industries, Ltd.
- the like can be mentioned.
- TEPIC-L TEPIC-H
- TEPIC-S (all manufactured by Nissan Chemical Industries, Ltd.) and the like can be mentioned.
- additives as necessary, for example, fillers such as talc, barium sulfate, aluminum hydroxide, aluminum oxide, silica, clay, thixotropic agent such as Aerosil, etc .; phthalocyanine blue, phthalocyanine Coloring agents such as green and titanium oxide, silicone, fluorine leveling agents and defoaming agents; polymerization inhibitors such as hydroquinone and hydroquinone monomethyl ether can be added for the purpose of enhancing the performance of the composition. .
- fillers such as talc, barium sulfate, aluminum hydroxide, aluminum oxide, silica, clay, thixotropic agent such as Aerosil, etc .
- phthalocyanine blue phthalocyanine Coloring agents
- polymerization inhibitors such as hydroquinone and hydroquinone monomethyl ether can be added for the purpose of enhancing the performance of the composition.
- the epoxy resin composition of the present invention may contain a solvent if necessary.
- solvents include, for example, ketones such as acetone, ethylmethylketone, cyclohexanone, aromatic hydrocarbons such as benzene, toluene, xylene, tetramethylbenzene, ethylene glyconoresin methinoreethenole, ethylene Glycol ethers such as glyconole cetinole etherenole, dipropylene glycol dimethyl ether, dipropylene glycol dimethyl ether, triethylene glycol dimethyl ether, triethylene glycol dimethyl ether, triethylene glycol dimethyl ether, ethyl acetate, butyl acetate, methyl solvate acetate, ethyl Cellosolve acetate, butylcetosolve acetate, carbitol acetate, propylene glycol monomethyl ether acetate, dialkyl glutarate, dialkyl succinate,
- the epoxy resin composition (liquid or film-like) of the present invention is used as an insulating material between electronic component layers, an optical waveguide connecting optical components, a solder resist for printed circuit boards, a resist material such as a cover lay. Besides being useful, it can also be used as a color filter, printing ink, sealant, paint, coating agent, adhesive, and the like.
- the cured product of the present invention is obtained by curing the above-described epoxy resin composition of the present invention by irradiation with energy rays such as ultraviolet rays.
- Curing by irradiation with energy rays such as ultraviolet rays can be performed by a conventional method.
- an ultraviolet ray generator such as a low-pressure mercury lamp, a high-pressure mercury lamp, an ultra-high pressure mercury lamp, a xenon lamp, or an ultraviolet light emitting laser (such as an excimer laser).
- the cured product of the photosensitive epoxy resin composition of the present invention includes, for example, a resist film, an interlayer insulating material for a buildup method, an optical waveguide such as a printed board, an optoelectronic board, and an optical board. Used for optical substrates. Specific examples of these include articles such as computers, home appliances, and portable devices.
- the thickness of the cured product layer is about 0.5 to 160 m, preferably about 1 to about LOO / zm.
- a printed wiring board when a printed wiring board is manufactured, it can be obtained as an example as follows. That is, when a liquid resin composition is used, a screen printing method, a spray method, a roll coating method, an electrostatic coating method, a curtain coating method, etc. are applied to a printed wiring board.
- a film thickness of 5 to 160 / ⁇ m By applying the composition of the present invention at a film thickness of 5 to 160 / ⁇ m by a method and drying the coating film at a temperature of usually 50 to: L10 ° C, preferably 60 to 100 ° C, Can be formed.
- high-energy rays such as ultraviolet rays are usually irradiated to the coating film directly or indirectly through a photomask with an exposure pattern such as a negative film at an intensity of about 10 to 2000 mjZcm2, and a developer described later is applied to the unexposed portion.
- a developer described later is applied to the unexposed portion.
- heat treatment is usually performed at a temperature of 100 to 200 ° C, preferably 140 to 180 ° C, so that the gold plating property is excellent, and the heat resistance and solvent resistance are improved.
- a printed wiring board having a permanent protective film satisfying various properties such as acid resistance, adhesion, and flexibility can be obtained.
- alkaline aqueous solution used for development examples include inorganic alkaline aqueous solutions such as potassium hydroxide, sodium hydroxide, sodium carbonate, potassium carbonate, sodium hydrogen carbonate, potassium hydrogen carbonate, sodium phosphate, and potassium phosphate.
- Organic alkaline aqueous solutions such as tetramethylammonium hydroxide, tetraethylammonium hydroxide, tetraptylammonium hydroxide, monoethanolamine, diethanolamine, and triethanolamine can be used.
- the epoxy resin composition, the epoxy resin composition and the cured products thereof of the present invention can be used for various applications including optical component materials.
- the optical material means a general material used for the purpose of passing light such as visible light, infrared light, ultraviolet light, X-rays, and laser through the material. Specific items using these include LED type sealing materials such as lamp type and SMD type as well as the following.
- LED type sealing materials such as lamp type and SMD type as well as the following.
- liquid crystal display device peripheral materials such as substrate materials, light guide plates, prism sheets, deflector plates, retardation plates, viewing angle correction films, adhesives, polarizer protective films, etc.
- Color PDP plasma display
- LED molding materials used in LED display devices LED sealing materials, front glass protective films, front glass substitute materials, adhesives, substrate materials for plasma addressed liquid crystal (PALC) displays, light guide plates, Prism sheet, deflection plate, retardation plate, viewing angle correction Lum, adhesive, polarizer protective film, etc.
- front glass protective film for organic EL (electral luminescence) display front glass substitute material, adhesive, various film substrates for field emission display (FED), front Examples include glass protective films, front glass substitutes, and adhesives.
- VD video disc
- CDZCD-ROM CD-R / RW
- DVD-R / DVD-RAM digital versatile disc
- MOZMD phase change disc
- optical connectors For adhesives, etc., for optical passive components and optical circuit components, lenses, waveguides, LED encapsulants, CCD encapsulants, adhesives, etc., and substrate materials and fiber materials around optoelectronic integrated circuits (O EIC) , Element sealing materials, adhesives and the like.
- O EIC optoelectronic integrated circuits
- circuit peripheral materials include resist materials for microlithography for LSI and VLSI materials.
- optical and electronic functional organic materials include organic EL element peripheral materials, organic photorefractive elements, optical-optical conversion devices, optical amplification elements, optical arithmetic elements, substrate materials around organic solar cells, and fibers.
- One material, an element sealing material, an adhesive, and the like can be given.
- interior materials and processing materials, electrical covers, sheets, glass interlayers, glass substitutes, solar cell peripheral materials, and the like can be mentioned.
- thermosetting resins such as epoxy resins are used include adhesives, paints, coating agents, molding materials (including sheets, films, FRP, etc.), In addition to insulating materials (including printed circuit boards, wire coatings, etc.), sealants, additives to other resins and the like.
- Examples of the adhesive include an adhesive for electronic materials in addition to an adhesive for civil engineering, construction, automobile, general office use, and medical use.
- adhesives for electronic materials include interlayer adhesives for multilayer substrates such as build-up substrates, die bonding agents, semiconductor adhesives such as underfills, BGA reinforcing underfills, anisotropic conductive films ( ACF), anisotropic conductive paste (ACP), and other mounting adhesives.
- the resin solution (A-1) obtained in Example 2 above, the epoxy resin (D-1) obtained in Example 1, and the epoxy resin (D-2) obtained in Comparative Example 1 Were mixed at a blending ratio shown in Table 1 and kneaded by a three-roll mill to obtain an epoxy resin composition of the present invention. This is applied by screen printing to a 10cm square print substrate so that the dry film thickness is 15-25 / ⁇ ⁇ , and the coating film is dried for 30 minutes with an 80 ° C hot air drier. It was. Next, ultraviolet rays were irradiated through a mask on which a circuit pattern was drawn using an ultraviolet exposure device (Oak Manufacturing Co., Ltd., model HMW-680GW).
- a negative pattern of 50 ⁇ m is brought into close contact with the dried coating film, and exposure is performed by irradiating with an ultraviolet ray having an integrated light quantity of 200 mjZ cm 2 . Then with 1% aqueous sodium carbonate solution for 60 seconds, 2. Okg Develop with a spray pressure of / cm 2 and observe the transferred pattern with a microscope. The following criteria were used.
- the coating film after (photosensitivity) drying, exposure by irradiation with ultraviolet light at an accumulated light intensity 500MiZcm 2 is brought into close contact 21 step tablet (manufactured by Kodak). Next, develop with a 1% sodium carbonate solution for 60 seconds at a spray pressure of 2. OkgZcm 2 , and check the number of coating layers remaining without development.
- the epoxy resin composition and the cured product of the present invention have excellent thermal stability and high sensitivity because the epoxy resin composition has good stability during photocuring. It turns out to be an epoxy resin composition.
- the epoxy resin of the present invention is an epoxy resin having a high refractive index and crystallinity, and is useful as an optical component material. Moreover, it was confirmed that the epoxy resin composition containing this has high storage stability even in the epoxy resin composition containing the epoxy resin. Accordingly, the cured product of the epoxy resin composition containing the epoxy resin of the present invention is composed of insulating materials for electrical and electronic parts, laminated boards (printed wiring boards, etc.), various composite materials including CFRP, adhesives, and paints. It is extremely useful when used for resist materials, and especially for optical applications.
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Emergency Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Epoxy Resins (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020077025298A KR101252731B1 (ko) | 2005-04-28 | 2006-04-28 | 에폭시 수지 및 에폭시 수지 조성물 |
US11/918,976 US20090012203A1 (en) | 2005-04-28 | 2006-04-28 | Epoxy Resin and Epoxy Resin Composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-131463 | 2005-04-28 | ||
JP2005131463A JP5004146B2 (ja) | 2005-04-28 | 2005-04-28 | エポキシ樹脂、およびエポキシ樹脂組成物 |
Publications (1)
Publication Number | Publication Date |
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WO2006118240A1 true WO2006118240A1 (ja) | 2006-11-09 |
Family
ID=37308035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2006/308959 WO2006118240A1 (ja) | 2005-04-28 | 2006-04-28 | エポキシ樹脂、およびエポキシ樹脂組成物 |
Country Status (6)
Country | Link |
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US (1) | US20090012203A1 (ja) |
JP (1) | JP5004146B2 (ja) |
KR (1) | KR101252731B1 (ja) |
CN (1) | CN101166775A (ja) |
TW (1) | TW200643058A (ja) |
WO (1) | WO2006118240A1 (ja) |
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JP5662695B2 (ja) * | 2010-04-30 | 2015-02-04 | 本州化学工業株式会社 | 新規なジエポキシ化合物 |
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US10250004B2 (en) | 2015-11-05 | 2019-04-02 | Magna Electronics Inc. | Method of forming a connector for an electrical cable for electrically connecting to a camera of a vehicle |
US10142532B2 (en) | 2016-04-08 | 2018-11-27 | Magna Electronics Inc. | Camera for vehicle vision system |
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US11673352B2 (en) * | 2016-09-20 | 2023-06-13 | United States Of America As Represented By The Administrator Of Nasa | Automated wave guide system for in-process monitoring of carbon fiber reinforced polymer (CFRP) composite laminates with hanning window tone-bursts of center frequencies from 100-225 kHz and 100-350 kHz |
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JP6859136B2 (ja) * | 2017-03-03 | 2021-04-14 | 日東電工株式会社 | 光導波路コア形成用感光性エポキシ樹脂組成物、光導波路コア形成用感光性フィルム、光導波路、光電気混載基板および光導波路の製造方法 |
JP2020070303A (ja) * | 2017-03-07 | 2020-05-07 | 日本化薬株式会社 | 硬化性樹脂組成物及びその硬化物 |
US10962703B1 (en) | 2017-10-12 | 2021-03-30 | Facebook Technologies, Llc | Nanoparticle dispersion for increasing optical index of refraction |
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-
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- 2006-04-28 US US11/918,976 patent/US20090012203A1/en not_active Abandoned
- 2006-04-28 TW TW095115529A patent/TW200643058A/zh unknown
- 2006-04-28 KR KR1020077025298A patent/KR101252731B1/ko not_active IP Right Cessation
- 2006-04-28 WO PCT/JP2006/308959 patent/WO2006118240A1/ja active Application Filing
- 2006-04-28 CN CNA2006800145911A patent/CN101166775A/zh active Pending
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JP5222156B2 (ja) * | 2007-01-16 | 2013-06-26 | 日本化薬株式会社 | カルボキシレート樹脂及びそれを含有する樹脂組成物 |
Also Published As
Publication number | Publication date |
---|---|
TW200643058A (en) | 2006-12-16 |
KR101252731B1 (ko) | 2013-04-09 |
JP2006307011A (ja) | 2006-11-09 |
KR20080000634A (ko) | 2008-01-02 |
CN101166775A (zh) | 2008-04-23 |
JP5004146B2 (ja) | 2012-08-22 |
US20090012203A1 (en) | 2009-01-08 |
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