WO2006001445A1 - 難燃性エポキシ樹脂組成物 - Google Patents
難燃性エポキシ樹脂組成物 Download PDFInfo
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- WO2006001445A1 WO2006001445A1 PCT/JP2005/011818 JP2005011818W WO2006001445A1 WO 2006001445 A1 WO2006001445 A1 WO 2006001445A1 JP 2005011818 W JP2005011818 W JP 2005011818W WO 2006001445 A1 WO2006001445 A1 WO 2006001445A1
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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
- C08G59/20—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
- C08G59/30—Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen
- C08G59/304—Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen and nitrogen containing phosphorus
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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
-
- 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
- C08G59/20—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
- C08G59/28—Di-epoxy compounds containing acyclic nitrogen atoms
-
- 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
- C08G59/20—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
- C08G59/32—Epoxy compounds containing three or more epoxy groups
- C08G59/3236—Heterocylic compounds
-
- 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
- C08K5/49—Phosphorus-containing compounds
-
- 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
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/52—Phosphorus bound to oxygen only
-
- 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
- C08K5/49—Phosphorus-containing compounds
- C08K5/5399—Phosphorus bound to nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
- C08L71/12—Polyphenylene oxides
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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
- H05K1/032—Organic insulating material consisting of one material
- H05K1/0326—Organic insulating material consisting of one material containing O
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2915—Rod, strand, filament or fiber including textile, cloth or fabric
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31511—Of epoxy ether
- Y10T428/31529—Next to metal
Definitions
- the present invention is a halogen-free flame retardant epoxy resin composition excellent in heat resistance, pre-predator storage stability and flame retardancy of a multilayer board, a pre-predder using the same, and a laminate of the pre-predder.
- the present invention relates to a copper clad laminate.
- thermosetting resins mainly composed of epoxy resins are widely used to improve electrical reliability such as heat-resistant 'insulating' adhesiveness.
- electrical reliability such as heat-resistant 'insulating' adhesiveness.
- electrical properties such as heat-resistant 'insulating' adhesiveness.
- it conforms to FR4 grade (NEMA standard) designed with brominated epoxy resin based on glass transition temperature (Tg) of 130-140 ° C. Fats are widely used.
- halogen compounds for example, a method of mixing and dissolving a phosphorus-containing compound such as a phosphate ester in an epoxy resin component, or mixing and dispersing a metal hydroxide such as aluminum hydroxide And a method of using them.
- a method of mixing and dissolving a phosphorus-containing compound such as a phosphate ester in an epoxy resin component or mixing and dispersing a metal hydroxide such as aluminum hydroxide And a method of using them.
- a method of mixing and dissolving a phosphorus-containing compound such as a phosphate ester in an epoxy resin component
- a metal hydroxide such as aluminum hydroxide
- Patent Document 1 discloses a resin composition containing an epoxy resin containing an oxazolidone ring and a phosphorus compound such as tris (2,4 di-t-butylphenol) phosphite.
- Patent Document 2 discloses a resin composition containing a phosphazene compound and an epoxy resin such as phenol novolac epoxy resin or cresol novolac epoxy resin.
- these resin compositions satisfy the required level of heat resistance, they do not have a sufficient effect on flame retardancy when the thickness of the laminate is increased.
- Patent Document 1 JP-A-8-127635
- Patent Document 2 JP 2001-335676
- an object of the present invention is to provide a highly reliable halogen-free flame retardant epoxy resin composition having excellent heat resistance and pre-predator stability.
- the present invention is as follows. (1) (A) Epoxy resin containing 0.5 equivalent of oxazolidone ring: LO equivalent / kg, (B) Epoxy group-containing phosphazene compound, (C) Phosphate ester, condensed phosphate ester, quinone derivative of phosphine compound And at least one compound selected from the group force that also has a polyphenylene ether force, and (D) a group force selected from the guanidine derivative, phenol novolak, bisphenol A novolak, cresolol novolak, and naphthol novolak force.
- a flame retardant epoxy resin composition comprising a curing agent.
- the total weight of component (B) and component (C) is 25 to 75% of the total weight of component (A), component (B) and component (C), and (B) The epoxy resin composition according to (1), wherein the weight ratio of the component and the component (C) is 20:80 to 50:50.
- the weight of the component (D) is 2 to 6% with respect to the total weight of the component (A) and the component (B). Composition.
- the weight of the component (D) is 20 to 60% with respect to the total weight of the component (A) and the component (B). Composition.
- composition of the present invention has excellent heat resistance, prepreg storage stability and flame retardancy as an epoxy resin composition for multilayer boards.
- the epoxy resin containing the (A) oxazolidone ring (hereinafter referred to as the component (A)) in the resin composition of the present invention is preferably an epoxy resin containing an oxazolidone ring of 0.5 to LO equivalent Zkg. Yes, more preferably 0.5 to 5 equivalents Epoxy resin containing Zkg of oxazolidone ring. 0.5 Equivalent to Zox or more of oxazolidone ring because it can exhibit toughness and heat resistance, and is preferred because it contains 10 equivalents of Zkg or less. .
- the epoxy equivalent of the component (A) is preferably 200 to 10000 gZeq, more preferably 250 to 5000 gZeq, and further preferably 250 to 2000 gZeq.
- Epoxy equivalent force Improve the heat resistance and water resistance of the cured product at SlOOOOgZeq or less, and preferred it at 200gZeq or more to improve the toughness of the cured product.
- the component (A) has an average of one or more epoxy groups per molecule, but preferably an average of 1.2 to 5 functional epoxy groups, more preferably an average of 1.2 to 3 functional groups per molecule.
- the component (A) can be obtained in a substantially theoretical amount by, for example, reacting a glycidyl compound and an isocyanate compound in the presence of an oxazolidone ring-forming catalyst.
- an epoxy resin containing an oxazolidone ring can be obtained by reacting an isocyanate compound and a glycidyl compound in an equivalent ratio of 1: 1.1-1: 10.
- Heat resistance and water resistance can be improved by setting the equivalent ratio of isocyanate compound and glycidyl compound in the range of 1: 1.1-1: 1.
- Examples of the glycidyl compound as a raw material used for the production of the component (A) include glycidyl ethers, glycidyl esters, glycidylamines, linear aliphatic epoxides, alicyclic epoxides, and the like. A powerful resin.
- glycidyl ethers examples include bisphenol glycidyl ethers, novolac polyglycidyl ethers, and alkyl glycidyl ethers. Specific examples of these glycidyl ethers include bisphenol A and bisphenol? , Bisphenol AD, Bisphenol S, Tetramethylbisphenol A, Tet Examples include compounds obtained by glycidylation of divalent phenols such as lamethyl bisphenol F, tetramethyl bisphenol AD, tetramethyl bisphenol S, biphenol, dihydroxynaphthalene, etc.
- examples thereof include compounds obtained by glycidylating tris (glycidyloxyphenyl) alkanes such as [l] ethylidene] bisphenol and aminophenols.
- novolaks such as phenol novolak, cresol novolak, bisphenol A novolak, and naphthol novolak.
- glycidyl esters examples include diglycidyl ester of hexahydrophthalic acid and diglycidyl ester of dimer acid.
- glycidylamines examples include tetraglycidyl diaminodiphenylmethane, tridaricidyl monoparaaminophenol, triglycidyl monometaaminophenol, and the like.
- linear aliphatic epoxides examples include epoxidized polybutadiene and epoxidized soybean oil.
- alicyclic epoxides examples include 3,4 epoxy 6-methylcyclohexyl carboxylate, 3,4 epoxycyclohexyl carboxylate, and the like. These raw material glycidyl compounds can be used alone or in combination.
- Examples of the raw material isocyanate compound for obtaining the component (A) resin include methane diisocyanate, butane 1,1-diisocyanate, ethane-1,2-diisocyanate, butane 1,2 diisocyanate, and transvinylene diisocyanate.
- R1 to R4 are each independently a hydrogen atom or an alkyl group having 1 to 4 carbon atoms.
- Rl to R8 ⁇ are each independently a hydrogen atom or an alkyl group having 1 to 4 carbon atoms.
- A is a single bond, CH-, — C (CH)-, -SO-, —SO-,- CO-, — S—
- component (A) resin can be carried out, for example, in the presence of an oxazolidone ring-forming catalyst.
- an oxazolidone ring-forming catalyst a catalyst that selectively produces an oxazolidone ring in the reaction of a glycidyl compound and an isocyanate compound is preferable.
- the catalyst for generating an oxazolidone ring in the reaction include lithium compounds such as lithium chloride and butoxylithium, complex salts of boron trifluoride, tetramethylammonium chloride, tetramethylammonium bromide, tetramethylammonium chloride, and the like.
- Quaternary ammonia salts such as dimethylaminoethanol, triethylamine, tributylamine, benzil Tertiary amines such as rudimethylamine, N-methylmorpholine, phosphines such as triphenylphosphine, allylic triphenylphosphomubromide, diaryldiphosphophosphomubromide, etyltrifluoro-norrephospho-mum chloride, etyltrifluoro-norrephospho-mumide, tetra Butyl phospho-acetate 'Acetic acid complex, tetrabutyl phosphorous acetate, tetrabutyl phosphorous chloride, tetrabutyl phosphorous bromide, tetrabutylphosphomouside and other phosphorous compounds, triphenylantimony and iodine combinations, 2 —Imazoles such as phenol imidazole and 2-methylimidazole
- the catalyst remains at 2 wt% or less as an impurity in the produced resin, and when used as a material for a laminated board, it is possible to prevent a decrease in insulation and a decrease in moisture resistance. This is preferable because it can prevent a decrease in production efficiency for obtaining a predetermined fat.
- the epoxy resin of the present invention can be filtered using a suitable solvent that does not substantially dissolve the catalyst.
- component (A) can also be carried out in the presence of a suitable solvent capable of dissolving component (A).
- a suitable solvent capable of dissolving component (A).
- a solvent for example, N, N-dimethylformamide, N, N-ethylformamide, N-methyl-2-pyrrolidone, dimethyl sulfoxide, methylethylketone, xylene, toluene, methylcelesolve, tetrahydrofuran, and other inert solvents Is preferred. These are used alone or in combination of two or more.
- a predetermined amount of the raw material epoxy resin is added to the reactor, and then heated to adjust to a predetermined temperature. Thereafter, the catalyst is charged by mixing with water or a suitable solvent.
- the input temperature is a force carried out in the range of 20 to 200 ° C, preferably 80 to 200 ° C, more preferably 110 to 180 ° C.
- the isocyanate compound is dropped in one or several steps and stepwise or continuously.
- the dropping time is 1 to 10 hours, more preferably 2 to 5 hours. If the dripping time is less than 1 hour, the formation of an isocyanurate ring is promoted. If the dropping time is longer than 10 hours, the epoxy group concentration is lowered, and the performance and storage stability of the obtained resin are reduced even in the case of V deviation. Because.
- the reaction temperature is usually in the range of 20-300 ° C. Preferably, it is 60-250 ° C, more preferably 120-230 ° C, more preferably 140-220 ° C, particularly preferably 140-200 °. C range. This can prevent deterioration of the resin by setting it to 300 ° C or less, and by setting it to 20 ° C or more, the reaction is sufficiently completed and a resin containing many unfavorable triisocyanurate rings is produced. In any case, the obtained fat has the ability to improve storage stability and water resistance.
- a phenol compound may be added.
- phenol compounds include bisphenol A, bisphenol F, bisphenol AD, bisphenol S, tetramethylbisphenol A, tetramethylbisphenol F, tetramethylbisphenol AD, tetramethylbisphenol S, biphenol, dihydroxynaphthalene, 1, 1, 1-tris (4 hydroxyphenol) methane, 1, 1, 1— (4 hydroxyphenol) ethane, 4, 4— [1— [4— [1— (4 hydroxyphenol) ) Tris (glycidyloxyphenol) alkanes such as 1-methylethyl] phenol] ethylidene] bisphenol, aminophenol, phenol novolak, cresol novolac, bisphenol A novolak, naphthol novolak and the like. One or more of these can be added.
- the amount of hydrolyzable chlorine in component (A) is preferably 500 ppm or less, more preferably 20 Oppm or less, still more preferably 10 ppm or less, particularly preferably 50 ppm or less, and particularly preferably 30 ppm or less. This is because by setting the amount of hydrolyzable chlorine to 500 ppm or less, it is possible to prevent the wiring metal used in the wiring board from being corroded and causing a decrease in insulation.
- the amount of hydrolyzable chlorine in the present invention means that 3 g of a sample is dissolved in 25 ml of toluene, 20 ml of a 0.1 N KOH-methanol solution is added thereto, boiled for 15 minutes, and then titrated with silver nitrate. This is the value obtained by dissolving the sample in toluene and subtracting the amount of inorganic chlorine titrated with silver nitrate as it is.
- the content of the ⁇ -daricol group in the component (A) is preferably lOOmeqZkg or less, more preferably 50 meqZkg or less, further preferably 30 meqZkg or less, and particularly preferably 20 meqZkg. This is because it is preferable that the content of a-glycol group is not more than lOOmeq Zkg to prevent a decrease in water resistance.
- (X-glycol amount means that 3 g of a sample is dissolved in 25 ml of chloroform and 25 ml of benzyltrimethyl periodate ammonium solution is added and reacted for 2 and a half hours. This is the value obtained by adding 5 ml of aqueous solution and 15 ml of 20% potassium iodide aqueous solution and titrating with 0.1 N sodium thiosulfate solution.
- Absorbance of wave numbers 1, 710 cm _1 from Isoshianureto ring by infrared spectrophotometry (A) component to be defined by 0.1 following values for the absorbance of wave numbers 1, 750 cm _1 from Okisazoridon ring preferable. This is because the infrared spectrophotometric intensity ratio of 0.1 or less is preferable because storage stability is improved and water resistance is improved.
- an unreacted material of the raw material glycidyl compound remains in the component (A).
- this unreacted glycidyl compound is preferably a monomer component.
- the component (A) contains 5 to 80% by weight of the unreacted monomer component of the raw material glycidyl compound compound, more preferably 10 to 60% by weight, still more preferably 15 to 50% by weight, Particularly preferred is 20 to 40% by weight. This is because when the content is 5% by weight or more, the concentration of glycidyl group is prevented from lowering and the curing reaction rate is prevented from being lowered, and the content of 80% by weight or less is preferable. This is because it can improve the sex.
- the (B) epoxy group-containing phosphazene compound (hereinafter referred to as (B) component) in the resin composition of the present invention is:
- the group power is also at least one selected.
- These phosphazene compounds may be used alone or in combination of two or more.
- R5 and R6 may be the same or different, and the alkyl group having 1 to 18 carbon atoms, the cycloalkyl group having 5 to 8 carbon atoms, the aryl group having 6 to 14 carbon atoms, and the alkyl group having 7 to 18 carbon atoms.
- the number of carbon atoms is 1 to 6.
- m R5 and R6 One is a glycidyloxy group-substituted phenol group or a group A risidyloxyalkyl group
- R5, R6 and R7 may be the same or different, and the alkyl group having 1 to 18 carbon atoms, the cycloalkyl group having 5 to 8 carbon atoms, the aryl group having 6 to 14 carbon atoms, or the 7 to 18 carbon atoms.
- Alkylalkylene group C2-C18 alkyl group, C8-C18 alkyl group, amino-substituted phenyl group, aminoalkyl-substituted phenyl group (the carbon of the aminoalkyl group as the substituent) The number is 1 to 6.
- a hydroxy group-substituted phenol group a hydroxyalkyl group-substituted full group (the hydroxyalkyl group as a substituent has 1 to 6 carbon atoms)
- the component (B) is a solvent containing a hydroxyphosphazene compound in which at least one of m R5 and R6 in the formula (4) is a hydroxy group and a Z or hydroxyalkyl group-substituted phenol group, and an epichlorohydrin. Or in a suitable solvent such as dimethylformamide in the presence of an alkali metal hydroxide such as a quaternary ammonium salt such as tetramethyl ammonium chloride, sodium hydroxide, or potassium hydroxide. Can be manufactured.
- a phosphate ester, a condensed phosphate ester, a quinone derivative of a phosphine compound, and at least one compound selected from the group strength of polyphenylene ether power are used. . These can be used alone or in combination of two or more.
- an epoxy group-containing phosphazene compound and the component (C) are used in combination, an extremely high synergistic effect is obtained in flame retardancy. That is, for example, in the case of a laminated sheet reinforced with glass cloth, for example, the burning time in the combustion test often increases as the number of the pre-predator laminated sheets is increased and the thickness is increased.
- the epoxy group-containing phosphazene compound of the present invention is used in combination with the above component (C)
- the change in the combustion time due to the increase in the number of pre-predas is smaller than when the phosphorus compound other than the component (C) is used in combination.
- the resin composition of the present invention is remarkably useful in the production of a high-performance multilayer printed circuit board that frequently undergoes design changes that increase the number of wiring layers in order to improve functions.
- the absolute value of the rate of change in the burning time per unit thickness of the laminate is 2.5 seconds or less, the constant resin composition is maintained even if the thickness of the multilayer printed circuit board changes due to the increase or decrease in the number of wiring layers. This is preferable because it can be used and a change in wiring design can be avoided.
- the absolute value of the burning time change rate is more preferably 2.0 seconds Zmm or less, and most preferably 1.5 seconds Zmm or less.
- the phosphate ester used in the present invention is represented by the following formula (6)
- the condensed phosphate ester is represented by the following formula (7)
- the quinone derivative of the phosphine compound is represented by the following formula (8) and the following formula (9)
- the dilenic ether is represented by the following formula (10).
- R7, R8, and R9 are alkyl groups having 6 to 8 carbon atoms.
- R10, Rl1, R12, and R13 are an alkyl group having 6 to 8 carbon atoms or a 2,6-dimethylphenyl group.
- ⁇ is an integer of 1 or more.
- R14, R15, R16, and R17 represent hydrogen or a hydrocarbon group having 1 to 3 carbon atoms, and R14, R15, R16, and R17 may be the same or different. It is possible to have a number average from the viewpoint of the flowability of the pre-preda resin in the case of making a metal foil-clad laminate by heating and pressing a plurality of pre-predas and metal foils, or when forming multilayer printed wiring boards.
- the molecular weight is preferably 4000 or less.
- the amount of component (B) and component (C) used is such that the total weight of component (B) and component (C) is the total weight of component (A), component (B) and component (C). It is desirable that the weight ratio of the component (B) and the component (C) is 25: 75% to 20: 80-50: 50! /.
- the concentration of the component that contributes to flame retardancy If it is 75% or less, which can ensure flame retardancy without being reduced, the concentration of component (A) decreases and the pre-predator storage stability decreases, or (B) It is preferable that the concentration of the component (C) and the component (C) are increased, which can prevent the glass transition point (Tg) from being lowered.
- the weight ratio of the (B) component and the (C) component if the (B) component is 20% or more, the crosslinking density of the cured product does not decrease and the Tg can be prevented from decreasing. If it is less than 50%, flame retardancy can be ensured.
- the (D) curing agent (hereinafter referred to as the component (D)) in the present resin composition includes a guanidine derivative, a phenol novolak having a phenolic hydroxyl group, a cresol novolak, a bisphenol A novolak. And at least one compound selected from the group consisting of naphthol novolaks.
- guanidine derivatives include dicyandiamide, dicyandiamide-phosphorus adduct, and dicyandiamide-methyl-phosphorus adduct.
- Dicyandiamide derivatives such as dicyandiamide-diaminodiphenylmethane adduct, dicyandiamide-diaminodiphenyl ether adduct, guanidine nitrate, guanidine carbonate, guanidine phosphate, guanidine sulfamate, bicarbonate
- Guanidine salts such as aminoguanidine, acetinoleguanidine, diacetinoleguanidine, propi ninoleguanidine, dipropionyldanidine, cyanoacetyldanidine, guanidine succinate, jetylcyanoacetyldanidine, dicyandiamidine, N Examples include —oxymethyl-N′-cyanguanazine, N, N, and dicarboethoxyguanidine. Among them, dicyandiamide is preferable from the viewpoint of heat resistance.
- guanidine derivatives and novolaks can be used
- the amount of the component (D) to be used is preferably 2 to 6% based on the total weight of the components (A) and (B) (D). In the case of component power pollacks, it is desirable to be 20-60% with respect to the total weight of component (A) and component (B).
- the (D) component is 2% or more of the guanidine derivative (20% or more of the novolaks) with respect to the total weight of the (A) component and the (B) component, the crosslinking density of the cured product does not decrease and the Tg It is preferable because it can be prevented from lowering, and it is preferably 6% or less for guanidine derivatives (60% or less for novolacs) because moisture resistance can be secured.
- the resin composition of the present invention can be used as long as the object of the present invention is not impaired.
- a functional or higher epoxy resin can be used in combination.
- the resin composition of the present invention can prepare an epoxy resin resin varnish by dissolving or dispersing it in a solvent.
- a solvent for example, acetone, methyl ethyl ketone, methyl acetate sorb, methyl isobutyl ketone, dimethylformamide, propylene glycol monomethyl ether, toluene, xylene and the like can be used.
- the resin composition of the present invention is mixed with a curing accelerator to prepare an epoxy resin resin varnish. It is also possible.
- a curing accelerator known combinations with curing agents such as imidazoles, tertiary amines, phosphines, and aminotriazoles can be used.
- the resin composition of the present invention can be provided with a base material in order to increase mechanical strength and increase dimensional stability.
- Examples of the base material used in the present invention include various glass cloths such as roving cloth, cloth, chopped mat and surfing mat, asbestos cloth, metal fiber cloth and other synthetic or natural inorganic fiber cloths; Woven or non-woven fabric obtained from synthetic fibers such as tellurium fiber, acrylic fiber, wholly aromatic polyamide fiber, polytetrafluoroethylene fiber; natural fiber cloth such as cotton cloth, linen cloth, felt; carbon fiber cloth; kraft paper, cotton Natural cellulosic fabrics such as paper and paper-glass mixed paper are used alone or in combination of two or more. Further, organic and Z or inorganic short fibers may be added to the resin composition to form a base material.
- the resin composition of the present invention and, if necessary, other components are uniformly dissolved or dispersed in the above-mentioned solvent or a mixed solvent thereof, and impregnated into a substrate. And then drying.
- drying it is preferable to adjust the degree of heating so that the resin composition is in a semi-cured, so-called B-stage state.
- Impregnation is performed by dipping or coating. It is possible to repeat the impregnation multiple times as necessary. At this time, the impregnation is repeated using a plurality of solutions having different compositions and concentrations, and finally the desired composition and amount of the resin are adjusted. Is also possible.
- a coupling agent can be used in the pre-preda of the present invention for the purpose of improving the adhesion at the interface between the resin and the substrate, if necessary.
- the coupling agent general ones such as a silane coupling agent, a titanate coupling agent, an aluminum-based coupling agent, and a zircore luminescent coupling agent can be used.
- the proportion of the base material in the prepredder of the present invention is 5 to 90% by weight, more preferably 10 to 80% by weight, and still more preferably 20 to 70% by weight based on 100 parts by weight of the prepreader. When the base material is 5% by mass or more, the composite material has sufficient dimensional stability and strength after curing, and when the base material is 90% by mass or less, the cured prepreg has excellent dielectric properties and flame retardancy.
- the metal foil-clad laminate of the present invention is produced by laminating and curing a metal foil and the pre-preda of the present invention.
- a metal foil and the pre-preda of the present invention for example, temperature 80 to 300 ° C, pressure 0.01 to: LOOMPa, time 1 minute It can be performed in the range of ⁇ 10 hours, more preferably in the range of temperature 120 to 250 ° C., pressure 0.1 to: LOMPa, time 1 minute to 5 hours.
- Examples of the metal foil used in the metal foil-clad laminate of the present invention include copper foil, aluminum foil, tin foil and the like, and copper foil is particularly preferable.
- the thickness is not particularly limited, but is preferably 5 to 200 ⁇ m, more preferably 5 to 105 ⁇ m.
- the multilayer wiring board of the present invention is manufactured by multilayer molding of metal foil and the pre-preda of the present invention.
- Table 1 shows the properties of oxazolidone ring-containing epoxy resin ⁇ to ⁇ .
- a mixture of hexachlorocyclotriphosphazene and otachlorocyclotetraphosphazene (hexachlorocyclotriphosphazene: 82%, ota Tachlorocyclotetraphosphazene: 18%) 11 6g (1 unit mole, 1 unit of NPC1) and 200ml of THF were added to prepare a solution.
- a THF solution of salt (p-cresol, 140.6 g (l. 3 mol), sodium 28.8 g (l. 2 mol), THF 400 ml) was cooled and controlled so that the reaction temperature was 30 ° C or less. Drip over time. The reaction was then completed at room temperature for 5 hours and at reflux temperature for 3 hours to complete the reaction. After completion of the reaction, THF as the solvent was distilled off under reduced pressure, and then toluene 11 was added to redissolve the product. Further, 500 ml of water was added and the mixture was washed with water and separated.
- the organic layer was washed once with 5% aqueous sodium hydroxide solution and 2% aqueous sodium hydroxide solution, then washed once with (1 + 9) aqueous hydrochloric acid solution, and 5% sodium bicarbonate. Washed once with water and then twice with water to neutralize the aqueous layer.
- the rate of change in burning time per unit thickness of the laminated plate is 0.8 second Zmm (rate of change between 0.4 mm plate and 0.8 mm plate), 0.8 second Zmm (0.8 mm plate and 1
- the rate of change between 6 mm plates) and 0.8 second Z mm are both within 2.5 seconds Zmm, and the rate of change is small. It was good.
- the Tg of the laminate was 156 ° C, and the solder heat resistance was good without blistering, and the pre-predator storage stability was good at 95%.
- a pre-preda and a laminate were obtained in the same manner as in Example 1 except that PSM4326 was used instead of diandianamide.
- the results of the flammability test of the laminates were as follows: 0.4 mm plate, 0.8 mm plate, and 1.6 mm plate average burning time of 0.7 seconds, 1.2 seconds, and 2.0 seconds, respectively. It was equivalent to UL94: V-0. Also, the burning time change rate is 1.3 seconds, Zmm (rate of change between 0.4 mm plate and 0.8 mm plate), 1.0 / mm (rate of change between 0.8 mm plate and 1.6 mm plate) ) And all were small.
- the Tg of the laminate was as high as 152 ° C, and the soldering heat resistance was good without blistering, and the pre-predator storage stability was 94%. (Example 3)
- a pre-preda and a laminate were obtained in the same manner as in Example 1 except that oxazolidone ring-containing epoxy resin I and ECN 1299 were used in combination as the epoxy resin.
- the results of the flammability test of the laminates are as follows: 0.4 mm plate, 0.8 mm plate, 1.6 mm plate, and 4.8 mm plate average burning times of 0.7 seconds, 1.0 seconds, 1.6 seconds, And 4.9 seconds, both of which corresponded to UL94: V-0.
- the burning time change rate is 0.8 second Zmm (change rate between 0.4 mm plate and 0.8 mm plate), 0.8 second Zmm (change rate between 0.8 mm plate and 1.6 mm plate) ), Ten The second Zmm (l. Rate of change between 6mm plate and 4.8mm plate) was small.
- the Tg of the laminate was 160 ° C, and the solder heat resistance was good without blistering, and the pre-predator storage stability was good at 92%.
- the pre-predder and the epoxy resin were prepared in the same manner as in Example 1 except that oxazolidone ring-containing epoxy resin I and ECN 1299 were used together and PSM4326 was used instead of dicyandiamide.
- a laminate was obtained.
- the results of the flammability test of the laminates are 0.4 mm, 0.8 mm, and 1.6 mm, respectively, with average burn times of 0.6, 1.0, and 1.9 seconds, respectively. : V-0 equivalent.
- the rate of change in combustion time is 1.0 sec.
- Zmm rate of change between 0.4 mm plate and 0.8 mm plate
- 1. l / mm rate of change between 0.8 mm plate and 1.6 mm plate
- the epoxy resin was prepared in the same manner as in Example 1 except that the oxazolidone ring-containing epoxy resin II obtained in Production Example 2 and EPN1182 were used in combination. Obtained.
- the results of the flammability test of the laminates were as follows: 0.4 mm plate, 0.8 mm plate, and 1.6 mm plate average burn times of 0.9 seconds, 1.3 seconds, and 2.5 seconds, respectively. It was equivalent to UL94: V-0.
- the burning time change rate is 1.0 second Zmm (change rate between 0.4 mm plate and 0.8 mm plate), 1.5 second Zmm (change rate between 0.8 mm plate and 1.6 mm plate) Both were small.
- the Tg of the laminate was 158 ° C, and the solder heat resistance was good without blistering, and the pre-predator storage stability was good at 92%.
- Example 2 As shown in Table 2, the same procedure as in Example 1 was used except that oxazolidone ring-containing epoxy resin I and ECN 1299 were used in combination as the epoxy resin, and HCA-HQ was used instead of PX200. A pre-preda and a laminate were obtained. The results of the flammability test for the laminates were 0.4 mm, 0.8 mm, and 1.6 mm, respectively, with average burn times of 0.8, 1.2, and 2.2 seconds, respectively. It was equivalent to UL94: V—0. Also, the burning time change rate is 1.0 / mm (rate of change between 0.4mm plate and 0.8mm plate), 1.3 / mm (0.8mm plate and 1.6mm) The rate of change between mm plates) was small. The Tg of the laminate was 162 ° C, and the solder heat resistance was good without blistering, and the pre-predator storage stability was good at 92%.
- Example 1 As shown in Table 2, as the epoxy resin, oxazolidone ring-containing epoxy resin I and ECN 1299 were used in combination, and polyphenylene ether Y obtained in Production Example 4 was used in place of PX200.
- Example 1 except that an epoxy resin base was prepared by dissolving polyphenylene ether in toluene at 80 ° C, and impregnating the glass cloth while maintaining the varnish temperature at 70 ° C.
- a pre-predder and a laminate were obtained by the method.
- the results of the flammability test of the laminates were as follows: 0.4 mm plate, 0.8 mm plate, and 1.6 mm plate average burning time of 1.0 seconds, 1.5 seconds, and 2.6 seconds, respectively, UL94 : V—Equivalent to 0.
- the combustion time change rate is 1.3 / mm (rate of change between 0.4 mm plate and 0.8 mm plate), 1.4 / mm (rate of change between 0.8 mm plate and 1.6 mm plate) Both were small.
- the Tg of the laminate was as high as 164 ° C, and the solder heat resistance was good without blistering, and the pre-predator storage stability was good at 90%.
- the rate of change in combustion time is 4.0 seconds Zmm (rate of change between 0.4 mm plate and 0.8 mm plate), 6.4 seconds Zmm (rate of change between 0.8 mm plate and 1.6 mm plate) , 3.0 seconds Zmm (l .6m
- the rate of change between the m plate and the 4.8 mm plate was strong.
- the combustion time change rate is 3.3 seconds Zmm (change rate between 0.4 mm plate and 0.8 mm plate), 3.9 seconds Zmm (change between 0.8 mm plate and 1.6 mm plate) Rate), 2.7 / mm (the rate of change between the 6 mm plate and the 4.8 mm plate).
- an epoxy resin varnish was prepared using 100 parts of the oxazolidone ring-containing epoxy resin I obtained in Production Example 1, 32 parts of PX200, and 3.2 parts of dicyandiamide. Thereafter, a pre-preder and a laminate were obtained in the same manner as in Example 1.
- the results of the flammability test of the laminated plate were 1.6 mm and 4.8 mm, respectively.
- the average burning time was 5.3 seconds and 14.0 seconds, respectively, which was insufficient as V-1 equivalent.
- the rate of change in burning time is 3.3 seconds Zm m (rate of change between 0.4 mm plate and 0.8 mm plate), 4.
- the sample dimensions are 125mm length and 13mm width, and the framing time after the first flame contact is tl.
- the framing time after the second flame contact is t2
- the glowing time after the second flame contact is t3
- V-0 (1) The framing time tl or t2 of each sample is 10 seconds or less.
- the framing time tl or t2 of each sample is 30 seconds or less.
- Swelling occurs when the copper foil is down and floated in a 260 ° C solder bath for 120 seconds.
- Example 1 Example 2 Example 3 Example 4 Example 5 Example 6 Example 7
- Prepreg storage stability (retention rate%) 95 94 92 90 92 92 90
- Laminate 0.4mm average burning time (seconds) 0.5 (V-0) 0.8 (V-0) 2.6 (V-0) 0.8 (V-0) 2.3 (V-0) 0.8 (V-0) 0.6 (V -0) 0.7 (V-0) Laminate 0.8mm average burning time (seconds) 1.0 -o) 1.3 (V-0) 5.1 (V-1) 1.2 (V-0) 5.0 (V-0) 2.4 ( V-0) 1.9 (V-0) 2.0 (V-0) Laminate 1.6mm average burning time (seconds) 2.0 (V-0) 2.4 (V-0) 10.1 (V-1) 2.3 (V-0 ) 12.2 (V-1) 7.5 (V-1) 5.0 (V-0) 5.3 (V-1) Laminate 4.8mm average burning time (seconds) ⁇ ⁇ ⁇ ⁇ One 17.2 (V-1) 13.6 (V -1) 14.0 (V-1) Combustion time change rate (sec / mm, between 0.4
- Phenolic novolak manufactured by Gunei Chemical Industry Co., Ltd., hydroxyl equivalent 106gZeq
- the resin composition of the present invention it is possible to obtain a laminate or a metal foil-clad laminate in which the pre-predator is stable for a long period of time and has a high Tg and excellent solder heat resistance.
- This pre-predder, laminate, and metal foil-clad laminate are useful for the production of multilayer wiring boards for broadband communication devices.
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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)
- Epoxy Resins (AREA)
- Reinforced Plastic Materials (AREA)
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Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2006528700A JP4662489B2 (ja) | 2004-06-29 | 2005-06-28 | 難燃性エポキシ樹脂組成物 |
US11/630,886 US7671147B2 (en) | 2004-06-29 | 2005-06-28 | Composition of oxazolidine epoxy resin, epoxy phosphazene, phosphorus compound or polyphenylene ether and curing agent |
EP05765378A EP1775321A4 (en) | 2004-06-29 | 2005-06-28 | FLAME RESISTANT EXPOXID RESIN COMPOSITION |
Applications Claiming Priority (2)
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JP2004-191548 | 2004-06-29 | ||
JP2004191548 | 2004-06-29 |
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WO2006001445A1 true WO2006001445A1 (ja) | 2006-01-05 |
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ID=35781873
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PCT/JP2005/011818 WO2006001445A1 (ja) | 2004-06-29 | 2005-06-28 | 難燃性エポキシ樹脂組成物 |
Country Status (7)
Country | Link |
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US (1) | US7671147B2 (ja) |
EP (1) | EP1775321A4 (ja) |
JP (1) | JP4662489B2 (ja) |
KR (1) | KR100866653B1 (ja) |
CN (1) | CN100560631C (ja) |
TW (1) | TWI313285B (ja) |
WO (1) | WO2006001445A1 (ja) |
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JP2008291056A (ja) * | 2007-05-22 | 2008-12-04 | Asahi Kasei Chemicals Corp | エポキシ樹脂組成物及びこれを用いたプリプレグ、並びに、これらを用いた金属箔張積層板及びプリント配線板 |
JP2009084406A (ja) * | 2007-09-28 | 2009-04-23 | Fushimi Pharm Co Ltd | エポキシ化合物組成物 |
WO2010109957A1 (ja) * | 2009-03-25 | 2010-09-30 | 東レ株式会社 | エポキシ樹脂組成物、プリプレグ、炭素繊維強化複合材料および電子電気部品筐体 |
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Cited By (18)
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JP2007326929A (ja) * | 2006-06-07 | 2007-12-20 | Asahi Kasei Electronics Co Ltd | エポキシ樹脂組成物、当該樹脂組成物を用いたプリプレグ |
JP2008291056A (ja) * | 2007-05-22 | 2008-12-04 | Asahi Kasei Chemicals Corp | エポキシ樹脂組成物及びこれを用いたプリプレグ、並びに、これらを用いた金属箔張積層板及びプリント配線板 |
JP2009084406A (ja) * | 2007-09-28 | 2009-04-23 | Fushimi Pharm Co Ltd | エポキシ化合物組成物 |
CN101381506B (zh) * | 2008-09-26 | 2012-05-30 | 广东生益科技股份有限公司 | 无卤无磷阻燃环氧树脂组合物以及用其制作的粘结片与覆铜箔层压板 |
WO2010109957A1 (ja) * | 2009-03-25 | 2010-09-30 | 東レ株式会社 | エポキシ樹脂組成物、プリプレグ、炭素繊維強化複合材料および電子電気部品筐体 |
KR101530754B1 (ko) * | 2009-03-25 | 2015-06-22 | 도레이 카부시키가이샤 | 에폭시 수지 조성물, 프리프레그, 탄소 섬유 강화 복합 재료 및 전자 전기 부품 케이스 |
US9861579B2 (en) | 2010-03-10 | 2018-01-09 | Nuvo Pharmaceuticals Inc. | Foamable formulation |
WO2011112875A2 (en) | 2010-03-10 | 2011-09-15 | Nuvo Research Inc. | Foamable formulation |
US9107823B2 (en) | 2010-03-10 | 2015-08-18 | Nuvo Research Inc. | Foamable formulation |
US10646441B2 (en) | 2010-03-10 | 2020-05-12 | Nuvo Pharmaceuticals Inc. | Foamable formulation |
KR20160110175A (ko) * | 2015-03-13 | 2016-09-21 | 신닛테츠 수미킨 가가쿠 가부시키가이샤 | 옥사졸리돈 고리 함유 에폭시 수지, 그 제조 방법, 에폭시 수지 조성물 및 그 경화물 |
JP2016169362A (ja) * | 2015-03-13 | 2016-09-23 | 新日鉄住金化学株式会社 | オキサゾリドン環含有エポキシ樹脂、その製造方法、エポキシ樹脂組成物及びその硬化物 |
KR20160110048A (ko) * | 2015-03-13 | 2016-09-21 | 신닛테츠 수미킨 가가쿠 가부시키가이샤 | 옥사졸리돈 고리 함유 에폭시 수지, 그 제조 방법, 에폭시 수지 조성물, 및 경화물 |
KR102375986B1 (ko) | 2015-03-13 | 2022-03-17 | 닛테츠 케미컬 앤드 머티리얼 가부시키가이샤 | 옥사졸리돈 고리 함유 에폭시 수지, 그 제조 방법, 에폭시 수지 조성물, 및 경화물 |
KR102424473B1 (ko) | 2015-03-13 | 2022-07-22 | 닛테츠 케미컬 앤드 머티리얼 가부시키가이샤 | 옥사졸리돈 고리 함유 에폭시 수지, 그 제조 방법, 에폭시 수지 조성물 및 그 경화물 |
WO2018181514A1 (ja) * | 2017-03-28 | 2018-10-04 | 日立化成株式会社 | コアレス基板用プリプレグ、コアレス基板及び半導体パッケージ |
JPWO2018181514A1 (ja) * | 2017-03-28 | 2020-02-13 | 日立化成株式会社 | コアレス基板用プリプレグ、コアレス基板及び半導体パッケージ |
JP7088170B2 (ja) | 2017-03-28 | 2022-06-21 | 昭和電工マテリアルズ株式会社 | コアレス基板用プリプレグ、コアレス基板及び半導体パッケージ |
Also Published As
Publication number | Publication date |
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EP1775321A4 (en) | 2011-09-14 |
CN1989203A (zh) | 2007-06-27 |
TWI313285B (en) | 2009-08-11 |
US7671147B2 (en) | 2010-03-02 |
JPWO2006001445A1 (ja) | 2008-04-17 |
JP4662489B2 (ja) | 2011-03-30 |
US20080050596A1 (en) | 2008-02-28 |
CN100560631C (zh) | 2009-11-18 |
EP1775321A1 (en) | 2007-04-18 |
KR20070039060A (ko) | 2007-04-11 |
KR100866653B1 (ko) | 2008-11-04 |
TW200617097A (en) | 2006-06-01 |
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