JP6686071B2 - エポキシ樹脂組成物及びこれを含む変圧器 - Google Patents
エポキシ樹脂組成物及びこれを含む変圧器 Download PDFInfo
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- 239000003822 epoxy resin Substances 0.000 title claims description 92
- 229920000647 polyepoxide Polymers 0.000 title claims description 92
- 239000000203 mixture Substances 0.000 title claims description 67
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 63
- 239000012212 insulator Substances 0.000 claims description 32
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 29
- 239000003054 catalyst Substances 0.000 claims description 28
- 239000004020 conductor Substances 0.000 claims description 20
- 125000000524 functional group Chemical group 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 15
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 13
- 239000004593 Epoxy Substances 0.000 claims description 8
- XZKLXPPYISZJCV-UHFFFAOYSA-N 1-benzyl-2-phenylimidazole Chemical compound C1=CN=C(C=2C=CC=CC=2)N1CC1=CC=CC=C1 XZKLXPPYISZJCV-UHFFFAOYSA-N 0.000 claims description 4
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 claims description 4
- IWDFHWZHHOSSGR-UHFFFAOYSA-N 1-ethylimidazole Chemical compound CCN1C=CN=C1 IWDFHWZHHOSSGR-UHFFFAOYSA-N 0.000 claims description 4
- ULKLGIFJWFIQFF-UHFFFAOYSA-N 5K8XI641G3 Chemical compound CCC1=NC=C(C)N1 ULKLGIFJWFIQFF-UHFFFAOYSA-N 0.000 claims description 4
- 230000005684 electric field Effects 0.000 claims description 4
- 238000010292 electrical insulation Methods 0.000 claims description 4
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 claims description 3
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 3
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 claims description 3
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 3
- YEYKMVJDLWJFOA-UHFFFAOYSA-N 2-propoxyethanol Chemical compound CCCOCCO YEYKMVJDLWJFOA-UHFFFAOYSA-N 0.000 claims description 3
- -1 1-cyanoethyl-2-ethyl Chemical group 0.000 claims 2
- 239000011342 resin composition Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 11
- 239000004014 plasticizer Substances 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 6
- 239000003921 oil Substances 0.000 description 5
- MWSKJDNQKGCKPA-UHFFFAOYSA-N 6-methyl-3a,4,5,7a-tetrahydro-2-benzofuran-1,3-dione Chemical compound C1CC(C)=CC2C(=O)OC(=O)C12 MWSKJDNQKGCKPA-UHFFFAOYSA-N 0.000 description 4
- 125000003827 glycol group Chemical group 0.000 description 4
- JIYNFFGKZCOPKN-UHFFFAOYSA-N sbb061129 Chemical compound O=C1OC(=O)C2C1C1C=C(C)C2C1 JIYNFFGKZCOPKN-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 3
- 238000001879 gelation Methods 0.000 description 3
- 230000009477 glass transition Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 229920001451 polypropylene glycol Polymers 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- MCTWTZJPVLRJOU-UHFFFAOYSA-N 1-methyl-1H-imidazole Chemical compound CN1C=CN=C1 MCTWTZJPVLRJOU-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- PXKLMJQFEQBVLD-UHFFFAOYSA-N bisphenol F Chemical compound C1=CC(O)=CC=C1CC1=CC=C(O)C=C1 PXKLMJQFEQBVLD-UHFFFAOYSA-N 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- XXBDWLFCJWSEKW-UHFFFAOYSA-N dimethylbenzylamine Chemical compound CN(C)CC1=CC=CC=C1 XXBDWLFCJWSEKW-UHFFFAOYSA-N 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VYKXQOYUCMREIS-UHFFFAOYSA-N methylhexahydrophthalic anhydride Chemical compound C1CCCC2C(=O)OC(=O)C21C VYKXQOYUCMREIS-UHFFFAOYSA-N 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- MCTWTZJPVLRJOU-UHFFFAOYSA-O 1-methylimidazole Chemical compound CN1C=C[NH+]=C1 MCTWTZJPVLRJOU-UHFFFAOYSA-O 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
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
- C08G59/14—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
- C08G59/145—Compounds containing one epoxy group
-
- 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
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- C—CHEMISTRY; METALLURGY
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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
- C08G59/4215—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
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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
- C08G59/4238—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof heterocyclic
-
- 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
- C08G59/68—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 catalysts used
- C08G59/686—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 catalysts used containing nitrogen
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
- C08K3/013—Fillers, pigments or reinforcing additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
- C08K5/0025—Crosslinking or vulcanising agents; including accelerators
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- 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
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3442—Heterocyclic compounds having nitrogen in the ring having two nitrogen atoms in the ring
- C08K5/3445—Five-membered rings
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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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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
- C09K5/08—Materials not undergoing a change of physical state when used
- C09K5/14—Solid materials, e.g. powdery or granular
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F27/327—Encapsulating or impregnating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/32—Insulating of coils, windings, or parts thereof
- H01F2027/329—Insulation with semiconducting layer, e.g. to reduce corona effect
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Emergency Medicine (AREA)
- General Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Epoxy Resins (AREA)
- Insulating Of Coils (AREA)
- Organic Insulating Materials (AREA)
Description
Claims (8)
- 変圧器の絶縁体のためのエポキシ樹脂組成物であって、
主鎖にグリコール系官能基を有するエポキシ樹脂;
電気絶縁および熱伝導のための充填剤;
前記エポキシ樹脂を硬化させるための硬化剤;及び、
イミダゾール系触媒;からなり、
前記エポキシ樹脂組成物は、前記エポキシ樹脂組成物の総重量に対し、前記エポキシ樹脂15〜25重量%、前記充填剤30〜70重量%、前記硬化剤10〜20重量%、及び前記イミダゾール系触媒0.001〜0.1重量%からなる、エポキシ樹脂組成物。 - 前記エポキシ樹脂は、1当量当たり分子量が300〜400である、請求項1に記載の変圧器の絶縁体のためのエポキシ樹脂組成物。
- 前記グリコール系官能基は、エチルグリコール、メチルグリコール、ブチルグリコール及びプロピルグリコールからなる群から選択される、請求項1〜請求項2のいずれか一項に記載の変圧器の絶縁体のためのエポキシ樹脂組成物。
- 前記イミダゾール系触媒は1−イミダゾール、1−ビニルイミダゾール、1−エチルイミダゾール、2−メチルイミダゾール、1−ベンジル−2−フェニルイミダゾール、2−エチル−4−メチルイミダゾール、及び1−シアノエチル−2−エチル−4−メチルイミダゾールからなる群から選択される、請求項1〜請求項3のいずれか一項に記載の変圧器の絶縁体のためのエポキシ樹脂組成物。
- 変圧器において、
垂直方向上の複数層に巻線される絶縁導体;
前記絶縁導体上に備えて、集中する電界を分散させる半導電層;
前記絶縁導体と前記半導電層上に鋳造されて、変圧器の外形を形成する絶縁体を含み、
前記絶縁体は、主鎖にグリコール系官能基を有するエポキシ樹脂、充填剤、硬化剤、及びイミダゾール系触媒を含むエポキシ樹脂組成物からなり、
前記エポキシ樹脂組成物は、前記エポキシ樹脂組成物の総重量に対し、前記エポキシ樹脂15〜25重量%、前記充填剤30〜70重量%、前記硬化剤10〜20重量%、及び前記イミダゾール系触媒0.001〜0.1重量%からなる、ことを特徴とする変圧器。 - 前記エポキシ樹脂は、1当量当たり分子量が300〜400である、請求項5に記載の変圧器。
- 前記グリコール系官能基はエチルグリコール、メチルグリコール、ブチルグリコール、及びプロピルグリコールからなる群から選択される、請求項5〜請求項6のいずれか一項に記載の変圧器。
- 前記イミダゾール系触媒は1−イミダゾール、1−ビニルイミダゾール、1−エチルイミダゾール、2−メチルイミダゾール、1−ベンジル−2−フェニルイミダゾール、2−エチル−4−メチルイミダゾール、及び1−シアノエチル−2−エチル−4−メチルイミダゾールからなる群から選択される、請求項5〜請求項7のいずれか一項に記載の変圧器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2017-0163980 | 2017-12-01 | ||
KR1020170163980A KR102279438B1 (ko) | 2017-12-01 | 2017-12-01 | 에폭시 수지 조성물 및 이를 포함하는 변압기 |
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JPH07288038A (ja) * | 1994-04-18 | 1995-10-31 | Hitachi Cable Ltd | 電気絶縁樹脂組成物及び電線・ケーブル |
JP2000198906A (ja) * | 1998-12-28 | 2000-07-18 | Yokohama Rubber Co Ltd:The | 熱硬化性エポキシ樹脂組成物 |
JP4006751B2 (ja) | 2002-05-29 | 2007-11-14 | 日立化成工業株式会社 | 電気絶縁用樹脂組成物及び電気機器 |
EP1491566B1 (en) * | 2003-06-16 | 2007-02-28 | ABB Technology Ltd | Curable epoxy resin composition, and process for the production of shaped articles therefrom |
JP4821166B2 (ja) * | 2005-04-20 | 2011-11-24 | 住友ベークライト株式会社 | 半導体封止用液状樹脂組成物、その硬化物、並びにそれを用いた半導体装置及びチップの再生方法 |
JP2007138002A (ja) | 2005-11-17 | 2007-06-07 | Yokohama Rubber Co Ltd:The | 熱硬化性樹脂組成物 |
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JP2008182020A (ja) * | 2007-01-24 | 2008-08-07 | Toshiba Corp | モールドコイル |
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JP2008231439A (ja) * | 2008-06-17 | 2008-10-02 | Yaskawa Electric Corp | エポキシ樹脂組成物 |
JP2010132793A (ja) * | 2008-12-05 | 2010-06-17 | Toray Ind Inc | 熱硬化性樹脂組成物、それを用いたアンダーフィル剤および半導体装置 |
JP2010185051A (ja) * | 2009-02-13 | 2010-08-26 | Omron Corp | 樹脂組成物および誘電体接着用接着剤 |
KR101447040B1 (ko) * | 2009-06-05 | 2014-10-06 | 엘에스산전 주식회사 | 몰드 변압기 및 몰드 변압기의 제조방법 |
CN102695739B (zh) * | 2009-08-27 | 2014-08-13 | Abb研究有限公司 | 可固化环氧树脂组合物 |
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JP5670136B2 (ja) * | 2010-09-24 | 2015-02-18 | 積水化学工業株式会社 | 絶縁シート及び積層構造体 |
JP5933707B2 (ja) * | 2011-07-04 | 2016-06-15 | ブルー キューブ アイピー エルエルシー | 熱硬化性エポキシ系の強化剤用付加体 |
JP2013155346A (ja) * | 2012-01-31 | 2013-08-15 | Kyocera Chemical Corp | 大型モールドコイル含浸用樹脂組成物、およびこれを用いた大型モールドコイル |
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JP6222428B2 (ja) | 2013-07-05 | 2017-11-01 | ナガセケムテックス株式会社 | エポキシ樹脂組成物 |
FR3020496A1 (fr) * | 2014-04-24 | 2015-10-30 | Arkema France | Utilisation d'une composition de resine thermodurcissable de type vitrimere pour la fabrication de pieces d'isolation electrique |
US10961345B2 (en) * | 2016-03-23 | 2021-03-30 | Eneos Corporation | Curable composition and cured product obtained by curing the same |
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