WO2022231233A1 - 내수성이 향상된 에폭시 수지 및 이를 포함하는 조성물 - Google Patents
내수성이 향상된 에폭시 수지 및 이를 포함하는 조성물 Download PDFInfo
- Publication number
- WO2022231233A1 WO2022231233A1 PCT/KR2022/005856 KR2022005856W WO2022231233A1 WO 2022231233 A1 WO2022231233 A1 WO 2022231233A1 KR 2022005856 W KR2022005856 W KR 2022005856W WO 2022231233 A1 WO2022231233 A1 WO 2022231233A1
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- WO
- WIPO (PCT)
- Prior art keywords
- epoxy resin
- weight
- parts
- diol
- anhydrosugar alcohol
- Prior art date
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- 239000003822 epoxy resin Substances 0.000 title claims abstract description 77
- 229920000647 polyepoxide Polymers 0.000 title claims abstract description 77
- 239000000203 mixture Substances 0.000 title claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract description 29
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 85
- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 150000002009 diols Chemical class 0.000 claims abstract description 60
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000007795 chemical reaction product Substances 0.000 claims description 23
- KLDXJTOLSGUMSJ-JGWLITMVSA-N Isosorbide Chemical compound O[C@@H]1CO[C@@H]2[C@@H](O)CO[C@@H]21 KLDXJTOLSGUMSJ-JGWLITMVSA-N 0.000 claims description 20
- 229960002479 isosorbide Drugs 0.000 claims description 19
- 239000003054 catalyst Substances 0.000 claims description 17
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 claims description 16
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
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- 239000003795 chemical substances by application Substances 0.000 claims description 9
- DSLRVRBSNLHVBH-UHFFFAOYSA-N 2,5-furandimethanol Chemical compound OCC1=CC=C(CO)O1 DSLRVRBSNLHVBH-UHFFFAOYSA-N 0.000 claims description 8
- 125000000962 organic group Chemical group 0.000 claims description 8
- KLDXJTOLSGUMSJ-UNTFVMJOSA-N (3s,3ar,6s,6ar)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-3,6-diol Chemical compound O[C@H]1CO[C@@H]2[C@@H](O)CO[C@@H]21 KLDXJTOLSGUMSJ-UNTFVMJOSA-N 0.000 claims description 7
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 claims description 6
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- 125000002947 alkylene group Chemical group 0.000 claims description 5
- 125000006835 (C6-C20) arylene group Chemical group 0.000 claims description 4
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- 239000011247 coating layer Substances 0.000 claims description 3
- PREUOUJFXMCMSJ-TXFIJWAUSA-N (6E)-8-hydroxygeraniol Chemical compound OCC(/C)=C/CC\C(C)=C\CO PREUOUJFXMCMSJ-TXFIJWAUSA-N 0.000 claims description 2
- 229930007885 (6E)-8-hydroxygeraniol Natural products 0.000 claims description 2
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- YXGBQJQAKULVEL-UHFFFAOYSA-N 2-(1-bromoethyl)oxirane Chemical compound CC(Br)C1CO1 YXGBQJQAKULVEL-UHFFFAOYSA-N 0.000 claims description 2
- MOBNLCPBAMKACS-UHFFFAOYSA-N 2-(1-chloroethyl)oxirane Chemical compound CC(Cl)C1CO1 MOBNLCPBAMKACS-UHFFFAOYSA-N 0.000 claims description 2
- DJGANOYLPWOJOS-UHFFFAOYSA-N 2-(1-iodoethyl)oxirane Chemical compound CC(I)C1CO1 DJGANOYLPWOJOS-UHFFFAOYSA-N 0.000 claims description 2
- BXGYYDRIMBPOMN-UHFFFAOYSA-N 2-(hydroxymethoxy)ethoxymethanol Chemical compound OCOCCOCO BXGYYDRIMBPOMN-UHFFFAOYSA-N 0.000 claims description 2
- AGIBHMPYXXPGAX-UHFFFAOYSA-N 2-(iodomethyl)oxirane Chemical compound ICC1CO1 AGIBHMPYXXPGAX-UHFFFAOYSA-N 0.000 claims description 2
- HXEWWQYSYQOUSD-UHFFFAOYSA-N 2-[5-ethyl-5-(hydroxymethyl)-1,3-dioxan-2-yl]-2-methylpropan-1-ol Chemical compound CCC1(CO)COC(C(C)(C)CO)OC1 HXEWWQYSYQOUSD-UHFFFAOYSA-N 0.000 claims description 2
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- ORLQHILJRHBSAY-UHFFFAOYSA-N [1-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1(CO)CCCCC1 ORLQHILJRHBSAY-UHFFFAOYSA-N 0.000 claims description 2
- ORNBDDTZYMUAJA-UHFFFAOYSA-N [1-(hydroxymethyl)cyclooct-2-en-1-yl]methanol Chemical compound OCC1(CO)CCCCCC=C1 ORNBDDTZYMUAJA-UHFFFAOYSA-N 0.000 claims description 2
- DVLHTRFFHHNQGE-UHFFFAOYSA-N [1-(hydroxymethyl)cycloocta-2,4-dien-1-yl]methanol Chemical compound OCC1(CO)CCCC=CC=C1 DVLHTRFFHHNQGE-UHFFFAOYSA-N 0.000 claims description 2
- VJFYZHCXXFABBV-UHFFFAOYSA-N [1-(hydroxymethyl)cyclooctyl]methanol Chemical compound OCC1(CO)CCCCCCC1 VJFYZHCXXFABBV-UHFFFAOYSA-N 0.000 claims description 2
- ZNBFDYMZSWMRPT-UHFFFAOYSA-N [3-(hydroxymethyl)-2-methyl-3-bicyclo[2.2.1]heptanyl]methanol Chemical compound C1CC2C(CO)(CO)C(C)C1C2 ZNBFDYMZSWMRPT-UHFFFAOYSA-N 0.000 claims description 2
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- RVJVAMZRPQBPEE-UHFFFAOYSA-N cyclohex-2-ene-1,1-diol Chemical compound OC1(O)CCCC=C1 RVJVAMZRPQBPEE-UHFFFAOYSA-N 0.000 claims description 2
- PDXRQENMIVHKPI-UHFFFAOYSA-N cyclohexane-1,1-diol Chemical compound OC1(O)CCCCC1 PDXRQENMIVHKPI-UHFFFAOYSA-N 0.000 claims description 2
- FUBGBEHQUHRTBB-UHFFFAOYSA-N cyclooct-2-ene-1,1-diol Chemical compound OC1(O)CCCCCC=C1 FUBGBEHQUHRTBB-UHFFFAOYSA-N 0.000 claims description 2
- VTTCMSKMYQOJBH-UHFFFAOYSA-N cycloocta-2,4-diene-1,1-diol Chemical compound OC1(O)CCCC=CC=C1 VTTCMSKMYQOJBH-UHFFFAOYSA-N 0.000 claims description 2
- SUGGJLOBTAREMB-UHFFFAOYSA-N cyclooctane-1,1-diol Chemical compound OC1(O)CCCCCCC1 SUGGJLOBTAREMB-UHFFFAOYSA-N 0.000 claims description 2
- NUUPJBRGQCEZSI-UHFFFAOYSA-N cyclopentane-1,3-diol Chemical compound OC1CCC(O)C1 NUUPJBRGQCEZSI-UHFFFAOYSA-N 0.000 claims description 2
- FOTKYAAJKYLFFN-UHFFFAOYSA-N decane-1,10-diol Chemical compound OCCCCCCCCCCO FOTKYAAJKYLFFN-UHFFFAOYSA-N 0.000 claims description 2
- GKIPXFAANLTWBM-UHFFFAOYSA-N epibromohydrin Chemical compound BrCC1CO1 GKIPXFAANLTWBM-UHFFFAOYSA-N 0.000 claims description 2
- SXCBDZAEHILGLM-UHFFFAOYSA-N heptane-1,7-diol Chemical compound OCCCCCCCO SXCBDZAEHILGLM-UHFFFAOYSA-N 0.000 claims description 2
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 claims description 2
- JFNLZVQOOSMTJK-KNVOCYPGSA-N norbornene Chemical compound C1[C@@H]2CC[C@H]1C=C2 JFNLZVQOOSMTJK-KNVOCYPGSA-N 0.000 claims description 2
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
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- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 4
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- 125000003277 amino group Chemical group 0.000 description 3
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- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 125000004029 hydroxymethyl group Chemical group [H]OC([H])([H])* 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- MOYKHGMNXAOIAT-JGWLITMVSA-N isosorbide dinitrate Chemical compound [O-][N+](=O)O[C@H]1CO[C@@H]2[C@H](O[N+](=O)[O-])CO[C@@H]21 MOYKHGMNXAOIAT-JGWLITMVSA-N 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 150000007517 lewis acids Chemical class 0.000 description 1
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 1
- 239000002324 mouth wash Substances 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical group 0.000 description 1
- 229920006295 polythiol Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 150000000000 tetracarboxylic acids Chemical class 0.000 description 1
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 150000003628 tricarboxylic acids Chemical class 0.000 description 1
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- C08G59/62—Alcohols or phenols
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
Definitions
- the present invention relates to an epoxy resin having improved water resistance and a composition comprising the same, and more particularly, prepared from the reaction of an anhydrosugar alcohol and a diol component containing a diol other than anhydrosugar alcohol in a specific content ratio and epihalohydrin As a result, it exhibits excellent eco-friendliness and improved water resistance, and when applied to a coating composition, an epoxy resin and a composition comprising the same (preferably, an anti-fog coating) composition for use).
- Hydrogenated sugar also referred to as “sugar alcohol” refers to a compound obtained by adding hydrogen to a reducing end group of a saccharide, generally HOCH 2 (CHOH) n CH 2 OH (where n is an integer of 2 to 5) ), and is classified into tetritol, pentitol, hexitol, and heptitol (with 4, 5, 6 and 7 carbon atoms, respectively) according to the number of carbon atoms.
- hexitol having 6 carbon atoms includes sorbitol, mannitol, iditol, galactitol, and the like, and sorbitol and mannitol are particularly effective substances.
- Anhydrosugar alcohol has the form of a diol having two hydroxyl groups in the molecule, and can be prepared by utilizing hexitol derived from starch (eg, Korean Patent No. 10-1079518, Korean Patent Publication No. 10). -2012-0066904).
- Anhydrosugar alcohol is an eco-friendly material derived from renewable natural resources, and research on its manufacturing method has been conducted with a lot of interest from a long time ago.
- isosorbide prepared from sorbitol has the widest industrial application range at present.
- anhydrosugar alcohol is very diverse, such as treatment of heart and blood vessel diseases, adhesives for patches, pharmaceuticals such as mouthwashes, solvents for compositions in the cosmetic industry, and emulsifiers in the food industry.
- it can raise the glass transition temperature of polymer materials such as polyester, PET, polycarbonate, polyurethane, and epoxy resin, and has an effect of improving the strength of these materials. useful.
- it can be used as an eco-friendly solvent for adhesives, eco-friendly plasticizers, biodegradable polymers, and water-soluble lacquers.
- anhydrosugar alcohol has attracted a lot of attention due to its various uses, and its use in actual industry is gradually increasing.
- the anti-fog coating is coated on the surface of an article to prevent fogging due to moisture on the surface when the article is exposed to a humid environment.
- a coating composition comprising an epoxy resin containing sorbide and exhibiting an antifogging effect is disclosed.
- the epoxy resin disclosed in this patent lacks water resistance, when a coating formed from a composition including the same is exposed to a humid environment, the durability against moisture is poor and the coating is peeled off.
- An object of the present invention is an epoxy resin that exhibits excellent eco-friendliness and improved water resistance, and can provide an improved coating to moisture resistance while implementing an anti-fogging effect when applied to a coating composition, and a composition comprising the same (preferably is to provide a composition for anti-fogging coating).
- the present invention is prepared from the reaction of a diol component and epihalohydrin, the diol component, based on a total of 100 parts by weight of the diol component, 46 to 94 parts by weight of anhydrosugar alcohol; And 6 to 54 parts by weight of diols other than anhydrosugar alcohol; provides an epoxy resin comprising.
- anhydrosugar alcohol and epihalohydrin in the presence of a basic catalyst in the presence of a primary preliminary reaction (2) adding a diol other than anhydrosugar alcohol to the reaction product obtained in step (1) and performing a secondary preliminary reaction; and (3) adding an additional basic catalyst to the reaction product obtained in step (2) and reacting the main reaction under reduced pressure; including, a total of 100 parts by weight of the anhydrosugar alcohol and the diol other than the anhydrosugar alcohol
- the input amount of the anhydrosugar alcohol is 46 to 94 parts by weight
- the input amount of the diol other than the anhydrosugar alcohol is 6 to 54 parts by weight
- the epoxy resin and a curing agent.
- An epoxy resin composition comprising a, preferably, an anti-fog coating composition is provided.
- a coated article comprising a coating layer formed by curing the epoxy resin composition on the surface.
- the epoxy resin according to the present invention has excellent eco-friendliness, exhibits improved water resistance, and can provide a coating with improved durability against moisture while implementing an anti-fogging effect when applied to a coating composition.
- the epoxy resin of the present invention is prepared from the reaction of a diol component and epihalohydrin, and the diol component contains 46 to 94 parts by weight of anhydrosugar alcohol based on 100 parts by weight of the total diol component; and 6 to 54 parts by weight of a diol other than anhydrosugar alcohol.
- the diol component used in the preparation of the epoxy resin of the present invention is based on a total of 100 parts by weight of the diol component, 46 to 94 parts by weight of anhydrosugar alcohol; and 6 to 54 parts by weight of a diol other than anhydrosugar alcohol.
- the anhydrosugar alcohol content in the total 100 parts by weight of the diol component is less than 46 parts by weight, the antifogging effect of the coating formed from the composition including the prepared epoxy resin is poor. Conversely, when the anhydrosugar alcohol content in the total 100 parts by weight of the diol component exceeds 94 parts by weight, the water resistance of the prepared epoxy resin is lowered, and the durability of the coating formed from the composition including the same is poor.
- the anhydrosugar alcohol content in 100 parts by weight of the total diol component may be 46 parts by weight or more, 47 parts by weight or more, 48 parts by weight or more, 49 parts by weight or more, or 50 parts by weight or more, and also, 94 parts by weight or more. It may be less than or equal to 93 parts by weight, less than or equal to 92 parts by weight, less than or equal to 91 parts by weight, or less than or equal to 90 parts by weight, but is not limited thereto.
- the diol content other than anhydrosugar alcohol in the total 100 parts by weight of the diol component is less than 6 parts by weight, the water resistance of the prepared epoxy resin is lowered, and the durability of the coating formed from the composition including the same is poor. Conversely, if the anhydrosugar alcohol content in the total 100 parts by weight of the diol component exceeds 54 parts by weight, the antifogging effect of the coating formed from the composition including the prepared epoxy resin is poor.
- the diol content other than the anhydrosugar alcohol in the total 100 parts by weight of the diol component may be 6 parts by weight or more, 7 parts by weight or more, 8 parts by weight or more, 9 parts by weight or more, or 10 parts by weight or more, In addition, the amount may be 54 parts by weight or less, 53 parts by weight or less, 52 parts by weight or less, 51 parts by weight or less, or 50 parts by weight or less, but is not limited thereto.
- anhydrosugar alcohol is generally called hydrogenated sugar or sugar alcohol, by removing one or more water molecules from a compound obtained by adding hydrogen to a reducing end group of saccharides. means any substance obtained.
- the anhydrosugar alcohol may be a mono-anhydrosugar alcohol, a dianhydrosugar alcohol, or a combination thereof.
- the monoanhydrosugar alcohol is an anhydrosugar alcohol formed by removing one water molecule from the inside of a hydrogenated sugar, and has a tetraol form having four hydroxyl groups in the molecule.
- the type of the mono-anhydrosugar alcohol is not particularly limited, but may preferably be mono-anhydrosugar hexitol, and more specifically 1,4-anhydrohexitol, 3,6-anhydrohexitol , 2,5-anhydrohexitol, 1,5-anhydrohexitol, 2,6-anhydrohexitol, or a mixture of two or more thereof.
- the dianhydrosugar alcohol is an anhydrosugar alcohol formed by removing two water molecules from the inside of a hydrogenated sugar, has a diol form with two hydroxyl groups in the molecule, and can be prepared using hexitol derived from starch. . Since dianhydrosugar alcohol is an eco-friendly material derived from renewable natural resources, research on its manufacturing method has been conducted with a lot of interest from a long time ago. Among these dianhydrosugar alcohols, isosorbide prepared from sorbitol currently has the widest industrial application range.
- the type of the dianhydrosugar alcohol is not particularly limited, but may preferably be dianhydrosugar hexitol, and more specifically 1,4:3,6-dianhydrohexitol.
- the 1,4:3,6-dianhydrohexitol may be isosorbide, isomannide, isoidide, or a mixture of two or more thereof.
- the anhydrosugar alcohol is dianhydrosugar hexitol, more preferably isosorbide (1,4:3,6-dianhydrosorbitol), isomannide (1,4: 3,6-dianhydromannitol), isoidide (1,4:3,6-dianhydroiditol), or one selected from the group consisting of a combination thereof, most preferably isosorbide may be used.
- the diol other than the anhydrosugar alcohol may be an aliphatic diol, a cycloaliphatic diol, an aromatic diol, or a combination thereof, which is preferably a bio-based compound derived from a biomass raw material in terms of eco-friendliness.
- the diol other than the anhydrosugar alcohol may be selected from a C3-C12 aliphatic diol, a C3-C12 alicyclic diol, a C6-C20 aromatic diol, or a combination thereof, and more specifically, although not limited to this,
- the C3-C12 aliphatic diol is propylene glycol; neopentyl glycol; triethylene glycol; 1,4-butanediol; 1,5-pentanediol; 1,6-hexanediol; 1,7-heptanediol; 1,8-octanediol; 1,9-nonanediol; 1,10-decanediol; 1,11-undecanediol; 1,12-dodecanediol; Or it may be selected from the group consisting of combinations thereof,
- the C3-C12 alicyclic diol is cyclohexanedimethanol; dicyclopentadienedimethanol; norbornene dimethanol; norbornane dimethanol; cyclooctanedimethanol; cyclooctenedimethanol; cyclooctadienedimethanol; pentacyclodecanedimethanol; bicyclooctanedimethanol; tricyclodecanedimethanol; bicycloheptenedimethanol; dicyclopentadienediol; norbornenediol; norbornandiol; cyclooctanediol; cyclooctenediol; cyclooctadienediol; cyclohexanediol; cyclohexenediol; cyclopentane-1,3-diol; bicyclopentane-1,1'-diol; decahydronaphthalene-1
- the C6-C20 aromatic diol is resorcinol; hydroquinone; bisphenol A; 2,5-bis(hydroxymethyl)furan; Or it may be selected from the group consisting of combinations thereof.
- the epihalohydrin used in the preparation of the epoxy resin of the present invention may be epihalohydrin unsubstituted or substituted with an alkyl group (eg, C1-C4 alkyl), and a bio-based compound derived from a biomass raw material. It is preferable in terms of eco-friendliness.
- the epihalohydrin is epichlorohydrin, epibromohydrin, epiiodohydrin, methylepichlorohydrin, methylepibromohydrin, methylepiiodohydrin, or a combination thereof. It may be selected from the group consisting of, but is not limited thereto.
- 460 parts by weight or more of epihalohydrin may be reacted per 100 parts by weight of the total of the anhydrosugar alcohol and the diol other than the anhydrosugar alcohol, and more specifically, 470 parts by weight or more, 480 parts by weight or more or more, 490 parts by weight or more, 500 parts by weight or more, 510 parts by weight or more, 520 parts by weight or more, 530 parts by weight or more, 540 parts by weight or more, or 550 parts by weight or more may be reacted.
- the upper limit of the amount of epihalohydrin to be reacted per 100 parts by weight of a total of 100 parts by weight of anhydrosugar alcohol and diols other than anhydrosugar alcohol for example, 1,600 parts by weight or less, 1,500 parts by weight or less, 1,400 parts by weight or less, 1,300 parts by weight or less. It is suitable from the viewpoint of economical efficiency to be less than or equal to 1,200 parts by weight, less than or equal to 1,100 parts by weight, less than or equal to 1,000 parts by weight, less than or equal to 900 parts by weight, less than or equal to 800 parts by weight or less than or equal to 700 parts by weight.
- the epoxy resin of the present invention may be one represented by the following formula 1:
- R1 is a divalent organic group derived from anhydrosugar alcohol
- R2 is a divalent organic group derived from anhydrosugar alcohol; C3-C12 linear or branched alkylene group; C3-C12 cycloalkylene group; Or a C6-C20 arylene group,
- R3 is a C3-C12 linear or branched alkylene group; C3-C12 cycloalkylene group; Or a C6-C20 arylene group,
- n is an integer from 0 to 100;
- the divalent organic group derived from the anhydrosugar alcohol is a divalent organic group derived from dianhydrosugar alcohol, more specifically, a divalent organic group derived from dianhydrosugar hexitol, more specifically isosorbide, isoman It may be a divalent organic group derived from a need or isoidide,
- the C3-C12 linear or branched alkylene group may be a butylene group or a hexylene group
- the C3-C12 cycloalkylene group may be a tetrahydrofurylene group, a cyclohexylene group, or a cyclohexanedimethylene group,
- the C6-C10 arylene group may be a 2,5-bis(hydroxymethyl)purylene group
- the n may be an integer of 0 to 50, more specifically 0 to 20, and even more specifically 0 to 10.
- anhydrosugar alcohol and epihalohydrin in the presence of a basic catalyst in the presence of a primary preliminary reaction (2) adding a diol other than anhydrosugar alcohol to the reaction product obtained in step (1) and performing a secondary preliminary reaction; and (3) adding an additional basic catalyst to the reaction product obtained in step (2) and reacting the main reaction under reduced pressure; including, a total of 100 parts by weight of the anhydrosugar alcohol and the diol other than the anhydrosugar alcohol
- the input amount of the anhydrosugar alcohol is 46 to 94 parts by weight
- the input amount of the diol other than the anhydrosugar alcohol is 6 to 54 parts by weight
- the anhydrosugar alcohol, diols other than the anhydrosugar alcohol and epihalohydrin used in the method for producing the epoxy resin of the present invention, and the amount thereof used are as described above.
- the basic catalyst may be an alkali metal-based compound, more specifically, may be a hydroxide of an alkali metal, and more specifically lithium hydroxide (LiOH), sodium hydroxide (NaOH), potassium hydroxide (KOH) Or it may be selected from the group consisting of combinations thereof.
- the basic catalyst for example, may be added to the reaction mixture in the form of an aqueous solution (eg, 50% NaOH aqueous solution).
- the content of epihalohydrin in step (1) is not limited thereto, but other than the anhydrosugar alcohol used in step (1) and anhydrosugar alcohol used in step (2) Based on 100 parts by weight of the total of the diol, for example, it may be 460 to 1,600 parts by weight, more specifically 500 to 1,500 parts by weight, and even more specifically 550 to 1400 parts by weight. If the content of epihalohydrin in step (1) is excessively less than the above level, there is a possibility that the epoxy groups present in the produced epoxy resin are too small, and conversely, if it is excessively greater than the above level, epihalohydrin does not participate in the reaction If the amount of hydrin is too large, productivity may decrease.
- the amount of the basic catalyst used in step (1) is not limited thereto, but for example, anhydrosugar alcohol used in step (1) and anhydrosugar alcohol used in step (2) other than the anhydrosugar alcohol used in step (2). Based on 100 parts by weight of the total of the diol, it may be 4 to 11 parts by weight, more specifically 4 to 10 parts by weight, and even more specifically 4 to 8 parts by weight. When the amount of the basic catalyst exceeds the above range, the content of side reactants may increase.
- the reaction time of step (1) is not limited thereto, but may be, for example, 0.5 to 6 hours, more specifically 1 to 5 hours, and even more specifically 1.5 to It can be 4 hours.
- the reaction temperature of step (1) is not limited thereto, but may be, for example, 30 to 100° C., more specifically 40 to 90° C., and even more specifically 50 to 80°C.
- the amount of diol other than anhydrosugar alcohol added in step (2) is based on a total of 100 parts by weight of the anhydrosugar alcohol added in step (1) and diol other than anhydrosugar alcohol added in step (2) , 6 to 54 parts by weight.
- the reaction time of step (2) is not limited thereto, but may be, for example, 0.5 to 6 hours, more specifically 1 to 5 hours, and even more specifically 1.5 to It can be 4 hours.
- the reaction temperature of step (2) is not limited thereto, but may be, for example, 30 to 100° C., more specifically 40 to 90° C., and even more specifically 50 to 80°C.
- the amount of the basic catalyst additionally added in step (3) is not limited thereto, but for example, anhydrosugar alcohol used in step (1) and anhydrosugar used in step (2). Based on 100 parts by weight of the total of the diol other than alcohol, it may be 40 to 65 parts by weight, more specifically 45 to 65 parts by weight, and even more specifically 50 to 65 parts by weight. If the amount of additional basic catalyst added in step (3) is too small than the above level, by-products may increase. Conversely, if it is excessively larger than the above level, unreacted base may remain in the resin and the pH of the resin may increase.
- the reaction time of step (3) is not limited thereto, but may be, for example, 1 to 6 hours, more specifically, 1.5 to 5 hours, and more specifically, 2 to It can be 4 hours.
- the reaction temperature of step (3) is not limited thereto, but may be, for example, 30 to 100° C., more specifically 40 to 90° C., and even more specifically 50 to 80°C.
- the degree of decompression in step (3) is not limited thereto, but may be, for example, 300 to 50 torr, more specifically 250 to 80 torr, and even more specifically It may be 200 to 100 torr.
- the method for preparing an epoxy resin of the present invention may further include (4) filtering the reaction product obtained in step (3).
- the filtration of the reaction product in the step (4) is by stopping the stirring after the completion of the reaction in the step (3), allowing the reaction product to stand for a certain time, and then extracting only the upper layer using a pump can be performed.
- the method for producing an epoxy resin of the present invention may further include (5) recovering unreacted epihalohydrin from the filtrate obtained in step (4).
- the recovery of epihalohydrin in the step (5) may be performed under heating and reduced pressure conditions (eg, a temperature of 140°C to 160°C and a pressure of 3 to 20 torr).
- the epoxy resin of the present invention described above; and a curing agent is provided.
- the composition may be an anti-fog coating composition.
- the curing agent may be a compound having two or more reactive groups that react with an epoxy group, such as, but not limited to, polyamines, polycarboxylic anhydrides, polyamides or polythiols, and more Specifically, it may be polyamines having no aromatic nucleus or polycarboxylic acid anhydrides.
- the polyamines not having an aromatic nucleus may be, for example, an aliphatic polyamine compound or an alicyclic polyamine compound having 2 to 5 amino groups, and more specifically, ethylene diamine, trimethylene tetramine, tetraethylene pentamine, hexamethylene diamine, polyoxyalkylene polyamine, isophorone diamine, 3,9-bis(3-aminopropyl)-2,4,8,10-tetraoxaspiro(5,5)undecane, or combinations thereof It may be selected from the group consisting of.
- the polyoxyalkylene polyamine is a polyamine having a structure in which the hydroxyl group of the polyoxyalkylene polyol is substituted with an amino group, for example, polyoxyalkylene di-, tri- or tetraamine having 2 to 4 amino groups. have.
- the polycarboxylic acid anhydride may be, for example, dicarboxylic acid anhydride, tricarboxylic acid anhydride and tetracarboxylic acid anhydride.
- the epoxy resin and the curing agent may be used in an amount such that the equivalent ratio of the reactive group in the curing agent to the epoxy group in the epoxy resin is 0.8 to 1.2, but is not limited thereto.
- the epoxy resin composition may further include a curing catalyst.
- a curing catalyst tertiary amines, imidazoles, Lewis acids, onium salts, dicyandiamides, organic acid dihydrazides, or porfins can be used, and more specifically, tertiary amines. imidazoles, phosphines, or allyl sulfonium salts can be used.
- the epoxy resin composition of the present invention may further include one or more additives commonly used in the curable epoxy resin composition in addition to the above components.
- the additive is a curing accelerator (eg, a tertiary amine such as dimethylaminomethylphenol, trisdimethylaminomethylphenol, benzyldimethylamine, etc.), an inorganic filler (eg, silica, alumina or talc), a silane couple It may be one or more selected from the group consisting of a ring agent, a release agent (eg, stearic acid, palmitic acid, zinc stearate or calcium stearate), a pigment, and combinations thereof.
- a curing accelerator eg, a tertiary amine such as dimethylaminomethylphenol, trisdimethylaminomethylphenol, benzyldimethylamine, etc.
- an inorganic filler eg, silica, alumina or talc
- a silane couple It may be one or more selected from the group consisting of a ring agent, a release agent (eg, stearic acid,
- the method for preparing the epoxy resin composition of the present invention is not particularly limited, and known methods and equipment can be used, for example, it can be prepared by sufficiently mixing and homogenizing the components described above through an extruder, a kneader or a roll.
- a coated article comprising a coating layer formed by curing the epoxy resin composition on the surface.
- the method for coating the epoxy resin composition of the present invention on the surface of the article there is no particular limitation on the method for coating the epoxy resin composition of the present invention on the surface of the article and the method for curing the same, and known methods and equipment can be used.
- the epoxy resin composition is applied to the surface of the article by a method such as roll coating. After that, it can be cured by heating.
- Example A1 Preparation of bio-epoxy resin using 50 parts by weight of isosorbide and 50 parts by weight of 1,4-butanediol as diol
- Example A2 Preparation of bio-epoxy resin using 70 parts by weight of isosorbide and 30 parts by weight of 1,6-hexanediol as diol
- the main reaction was carried out while quantitatively injecting 109 g of a 50% caustic soda (NaOH) aqueous solution over 3 hours at a temperature of 70° C. and a reduced pressure of 120 torr to the result of the secondary preliminary reaction. Water generated during this reaction was continuously removed through Dean Stark.
- the reaction product was filtered with a filter paper, and the resin remaining in the filtrate was washed with acetone. Thereafter, the filtered reaction product was gradually heated and reduced to a temperature of 150° C. and 5 torr to recover unreacted epichlorohydrin, thereby obtaining an epoxy resin of Formula 1 having an epoxy equivalent of 198 g/eq.
- Example A3 Preparation of bio-epoxy resin using 90 parts by weight of isosorbide and 10 parts by weight of 2,5-bis(hydroxymethyl)furan as diol
- the main reaction was carried out while quantitatively injecting 100 g of a 50% caustic soda (NaOH) aqueous solution over 3 hours at a temperature of 70° C. and a reduced pressure of 120 torr to the result of the secondary preliminary reaction. Water generated during this reaction was continuously removed through Dean Stark.
- the reaction product was filtered with a filter paper, and the resin remaining in the filtrate was washed with acetone. Thereafter, the filtered reaction product was gradually heated and reduced to a temperature of 150° C. and 5 torr to recover unreacted epichlorohydrin, thereby obtaining an epoxy resin of Formula 1 having an epoxy equivalent of 203 g/eq.
- Comparative Example A1 Preparation of bio-epoxy resin using 95 parts by weight of isosorbide and 5 parts by weight of 1,4-butanediol as diol
- Comparative Example A2 Preparation of bio-epoxy resin using 45 parts by weight of isosorbide and 55 parts by weight of 1,6-hexanediol as diol
- the main reaction was carried out while quantitatively injecting 90 g of a 50% caustic soda (NaOH) aqueous solution over 3 hours at a temperature of 70° C. and a reduced pressure of 120 torr to the result of the secondary preliminary reaction. Water generated during this reaction was continuously removed through Dean Stark.
- the reaction product was filtered with a filter paper, and the resin remaining in the filtrate was washed with acetone. Thereafter, the filtered reaction product was gradually heated and reduced to a temperature of 150° C. and 5 torr to recover unreacted epichlorohydrin, thereby obtaining an epoxy resin having an epoxy equivalent of 225 g/eq.
- Comparative Example A3 Preparation of bio-epoxy resin using 100 parts by weight of isosorbide as a diol
- Comparative Example A4 Preparation of bio-epoxy resin using 100 parts by weight of 1,4-butanediol as diol
- Anti-fog by mixing 90 parts by weight of polyoxyalkylene triamine (Jepamine T-403, Huntsman product) as a curing agent per 100 parts by weight of each of the bio-epoxy resins prepared in Examples A1 to A3 and Comparative Examples A1 to A4 as an epoxy resin
- a coating composition and using it to form a coating film with a thickness of 150 ⁇ m on a glass plate, curing it at room temperature for 24 hours, and then performing a curing reaction at 80° C. for 2 hours, thereby coating with a cured epoxy resin prepared specimens.
- Fogging was observed within 2-5 seconds of soda-lime glass, which was not normally treated with anti-fogging.
- antifogging in practical use, 50 seconds or more of antifogging is required, 70 seconds or more are preferable, and 100 seconds or more are more preferable.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
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- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Epoxy Resins (AREA)
- Paints Or Removers (AREA)
Abstract
Description
Claims (15)
- 디올 성분 및 에피할로히드린의 반응으로부터 제조되며,상기 디올 성분이, 디올 성분 총 100 중량부 기준으로, 무수당 알코올 46 내지 94 중량부; 및 무수당 알코올 이외의 디올 6 내지 54 중량부;를 포함하는,에폭시 수지.
- 제1항에 있어서, 무수당 알코올이 이무수당 헥시톨인, 에폭시 수지.
- 제2항에 있어서, 이무수당 헥시톨이 이소소르비드, 이소만니드, 이소이디드 또는 이들의 조합으로 이루어진 군으로부터 선택되는 것인, 에폭시 수지.
- 제1항에 있어서, 무수당 알코올 이외의 디올이 C3-C12의 지방족 디올, C3-C12의 지환족 디올, C6-C20의 방향족 디올 또는 이들의 조합으로부터 선택되는 것인, 에폭시 수지.
- 제4항에 있어서,C3-C12의 지방족 디올이 프로필렌 글리콜; 네오펜틸 글리콜; 트리에틸렌 글리콜; 1,4-부탄디올; 1,5-펜탄디올; 1,6-헥산디올; 1,7-헵탄디올; 1,8-옥탄디올; 1,9-노난디올; 1,10-데칸디올; 1,11-운데칸디올; 1,12-도데칸디올; 또는 이들의 조합으로 이루어진 군으로부터 선택되는 것이고,C3-C12의 지환족 디올이 사이클로헥산디메탄올; 디사이클로펜타디엔디메탄올; 노르보르넨디메탄올; 노르보르난디메탄올; 사이클로옥탄디메탄올; 사이클로옥텐디메탄올; 사이클로옥타디엔디메탄올; 펜타사이클로데칸디메탄올; 비사이클로옥탄디메탄올; 트리사이클로데칸디메탄올; 비사이클로헵텐디메탄올; 디사이클로펜타디엔디올; 노르보르넨디올; 노르보르난디올; 사이클로옥탄디올; 사이클로옥텐디올; 사이클로옥타디엔디올; 사이클로헥산디올; 사이클로헥센디올; 사이클로펜탄-1,3-디올; 비사이클로펜탄-1,1'-디올; 데카히드로나프탈렌-1,5-디올; 트란스,트란스-2,6-디메틸-2,6-옥타디엔-1,8-디올; 5-메틸롤-5-에틸-2-(1,1-디메틸-2-히드록시에틸)-1,3-디옥산; 3-메틸-2,2-노르보르난디메탄올; 5-노르보르넨-2,3-디메탄올; 노르보르난-2,3-트란스-디메탄올; 5-노르보르넨-2,3-디메탄올; 테트라하이드로퓨란디올; 또는 이들의 조합으로 이루어진 군으로부터 선택되는 것이며,C6-C20의 방향족 디올이 레소르시놀; 하이드로퀴논; 비스페놀 A; 2,5-비스(히드록시메틸)퓨란 또는 이들의 조합으로 이루어진 군으로부터 선택되는 것인,에폭시 수지.
- 제1항에 있어서, 에피할로히드린이 에피클로로히드린, 에피브로모히드린, 에피요오도히드린, 메틸에피클로로히드린, 메틸에피브로모히드린, 메틸에피요오도히드린 또는 이들의 조합으로 이루어진 군으로부터 선택되는 것인, 에폭시 수지.
- 제1항에 있어서, 무수당 알코올 및 무수당 알코올 이외의 디올의 합계 100 중량부당 에피할로히드린 460 중량부 이상이 반응되는, 에폭시 수지.
- (1) 무수당 알코올과 에피할로히드린을 염기성 촉매 존재 하에 1차 예비 반응시키는 단계;(2) 상기 (1) 단계에서 수득된 반응 결과물에 무수당 알코올 이외의 디올을 투입하고 2차 예비 반응시키는 단계; 및(3) 상기 (2) 단계에서 수득된 반응 결과물에 추가의 염기성 촉매를 투입하고 감압 하에서 본 반응시키는 단계;를 포함하며,상기 무수당 알코올과 무수당 알코올 이외의 디올의 합계 총 100 중량부에 대하여, 상기 무수당 알코올의 투입량이 46 내지 94 중량부이고, 상기 무수당 알코올 이외의 디올의 투입량이 6 내지 54 중량부인,에폭시 수지의 제조 방법.
- 제9항에 있어서, 염기성 촉매가 알칼리 금속계 화합물인, 에폭시 수지의 제조 방법.
- 제9항에 있어서, 제(1)단계에서 염기성 촉매의 사용량은, 제(1)단계에서 사용된 무수당 알코올 및 제(2)단계에서 사용된 무수당 알코올 이외의 디올의 합계 100 중량부에 대하여, 4 내지 11 중량부인, 에폭시 수지의 제조 방법.
- 제9항에 있어서, 제(3)단계에서 추가로 투입되는 염기성 촉매의 양은, 제(1)단계에서 사용된 무수당 알코올 및 제(2)단계에서 사용된 무수당 알코올 이외의 디올의 합계 100 중량부에 대하여, 40 내지 65 중량부인, 에폭시 수지의 제조 방법.
- 제1항 내지 제8항 중 어느 한 항에 따른 에폭시 수지; 및 경화제;를 포함하는 에폭시 수지 조성물.
- 제13항에 있어서, 조성물이 김서림 방지 코팅용 조성물인, 에폭시 수지 조성물.
- 제13항에 따른 에폭시 수지 조성물을 경화시켜 형성된 코팅층을 표면에 포함하는, 코팅된 물품.
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JP2023565609A JP2024517154A (ja) | 2021-04-26 | 2022-04-25 | 耐水性が向上したエポキシ樹脂及びそれを含む組成物 |
EP22796066.3A EP4332141A1 (en) | 2021-04-26 | 2022-04-25 | Epoxy resin with improved water resistance and composition comprising same |
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KR102197405B1 (ko) * | 2019-12-05 | 2020-12-31 | 주식회사 제일화성 | 친환경 바이오매스 기반의 아이소소바이드 에폭시 원료를 이용한 고체상 에폭시 수지의 제조 방법 |
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- 2021-04-26 KR KR1020210053952A patent/KR20220147195A/ko not_active Application Discontinuation
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- 2022-04-25 JP JP2023565609A patent/JP2024517154A/ja active Pending
- 2022-04-25 EP EP22796066.3A patent/EP4332141A1/en active Pending
- 2022-04-25 WO PCT/KR2022/005856 patent/WO2022231233A1/ko active Application Filing
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JP2002338657A (ja) * | 2001-05-14 | 2002-11-27 | Toto Kasei Co Ltd | 高純度エポキシ樹脂の製造方法 |
KR101079518B1 (ko) | 2009-12-29 | 2011-11-03 | 주식회사 삼양제넥스 | 무수당 알코올의 제조방법 |
KR20120066904A (ko) | 2010-12-15 | 2012-06-25 | 주식회사 삼양제넥스 | 무수당 알코올의 증류 방법 및 이를 이용한 무수당 알코올의 제조 방법 |
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KR20160010133A (ko) | 2014-07-18 | 2016-01-27 | 국도화학 주식회사 | 고기능성 천연원료 유래 에폭시 수지 및 그의 제조방법과 이를 이용한 에폭시수지 경화 조성물. |
KR102197406B1 (ko) * | 2019-12-05 | 2020-12-31 | 주식회사 제일화성 | 친환경 바이오매스 기반의 아이소소바이드 에폭시를 활용한 고체상 에폭시 수지의 제조 방법 |
KR102197405B1 (ko) * | 2019-12-05 | 2020-12-31 | 주식회사 제일화성 | 친환경 바이오매스 기반의 아이소소바이드 에폭시 원료를 이용한 고체상 에폭시 수지의 제조 방법 |
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