WO2016153296A1 - 접착제 조성물 - Google Patents
접착제 조성물 Download PDFInfo
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- WO2016153296A1 WO2016153296A1 PCT/KR2016/003007 KR2016003007W WO2016153296A1 WO 2016153296 A1 WO2016153296 A1 WO 2016153296A1 KR 2016003007 W KR2016003007 W KR 2016003007W WO 2016153296 A1 WO2016153296 A1 WO 2016153296A1
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- organic electronic
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- electronic device
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- MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- YIMQCDZDWXUDCA-UHFFFAOYSA-N [4-(hydroxymethyl)cyclohexyl]methanol Chemical compound OCC1CCC(CO)CC1 YIMQCDZDWXUDCA-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 125000004018 acid anhydride group Chemical group 0.000 description 1
- 150000008065 acid anhydrides Chemical class 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- VYBREYKSZAROCT-UHFFFAOYSA-N alpha-myrcene Natural products CC(=C)CCCC(=C)C=C VYBREYKSZAROCT-UHFFFAOYSA-N 0.000 description 1
- LBDSXVIYZYSRII-IGMARMGPSA-N alpha-particle Chemical compound [4He+2] LBDSXVIYZYSRII-IGMARMGPSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- SGUXGJPBTNFBAD-UHFFFAOYSA-L barium iodide Chemical compound [I-].[I-].[Ba+2] SGUXGJPBTNFBAD-UHFFFAOYSA-L 0.000 description 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 1
- OOULUYZFLXDWDQ-UHFFFAOYSA-L barium perchlorate Chemical compound [Ba+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O OOULUYZFLXDWDQ-UHFFFAOYSA-L 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical compound C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 description 1
- QDVNNDYBCWZVTI-UHFFFAOYSA-N bis[4-(ethylamino)phenyl]methanone Chemical compound C1=CC(NCC)=CC=C1C(=O)C1=CC=C(NCC)C=C1 QDVNNDYBCWZVTI-UHFFFAOYSA-N 0.000 description 1
- 239000004841 bisphenol A epoxy resin Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 235000019437 butane-1,3-diol Nutrition 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- LYQFWZFBNBDLEO-UHFFFAOYSA-M caesium bromide Chemical compound [Br-].[Cs+] LYQFWZFBNBDLEO-UHFFFAOYSA-M 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- WGEFECGEFUFIQW-UHFFFAOYSA-L calcium dibromide Chemical compound [Ca+2].[Br-].[Br-] WGEFECGEFUFIQW-UHFFFAOYSA-L 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate group Chemical group [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 description 1
- 239000011353 cycloaliphatic epoxy resin Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- XNMQEEKYCVKGBD-UHFFFAOYSA-N dimethylacetylene Natural products CC#CC XNMQEEKYCVKGBD-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- VFHVQBAGLAREND-UHFFFAOYSA-N diphenylphosphoryl-(2,4,6-trimethylphenyl)methanone Chemical compound CC1=CC(C)=CC(C)=C1C(=O)P(=O)(C=1C=CC=CC=1)C1=CC=CC=C1 VFHVQBAGLAREND-UHFFFAOYSA-N 0.000 description 1
- YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- GCSJLQSCSDMKTP-UHFFFAOYSA-N ethenyl(trimethyl)silane Chemical compound C[Si](C)(C)C=C GCSJLQSCSDMKTP-UHFFFAOYSA-N 0.000 description 1
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- SBDRYJMIQMDXRH-UHFFFAOYSA-N gallium;sulfuric acid Chemical compound [Ga].OS(O)(=O)=O SBDRYJMIQMDXRH-UHFFFAOYSA-N 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- AHAREKHAZNPPMI-UHFFFAOYSA-N hexa-1,3-diene Chemical compound CCC=CC=C AHAREKHAZNPPMI-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 230000005525 hole transport Effects 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 150000002460 imidazoles Chemical class 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- INHCSSUBVCNVSK-UHFFFAOYSA-L lithium sulfate Inorganic materials [Li+].[Li+].[O-]S([O-])(=O)=O INHCSSUBVCNVSK-UHFFFAOYSA-L 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- OTCKOJUMXQWKQG-UHFFFAOYSA-L magnesium bromide Chemical compound [Mg+2].[Br-].[Br-] OTCKOJUMXQWKQG-UHFFFAOYSA-L 0.000 description 1
- BLQJIBCZHWBKSL-UHFFFAOYSA-L magnesium iodide Chemical compound [Mg+2].[I-].[I-] BLQJIBCZHWBKSL-UHFFFAOYSA-L 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- OTLDLKLSNZMTTA-UHFFFAOYSA-N octahydro-1h-4,7-methanoindene-1,5-diyldimethanol Chemical compound C1C2C3C(CO)CCC3C1C(CO)C2 OTLDLKLSNZMTTA-UHFFFAOYSA-N 0.000 description 1
- OEIJHBUUFURJLI-UHFFFAOYSA-N octane-1,8-diol Chemical compound OCCCCCCCCO OEIJHBUUFURJLI-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- AUONHKJOIZSQGR-UHFFFAOYSA-N oxophosphane Chemical compound P=O AUONHKJOIZSQGR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- AOLPZAHRYHXPLR-UHFFFAOYSA-I pentafluoroniobium Chemical compound F[Nb](F)(F)(F)F AOLPZAHRYHXPLR-UHFFFAOYSA-I 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- LYXOWKPVTCPORE-UHFFFAOYSA-N phenyl-(4-phenylphenyl)methanone Chemical compound C=1C=C(C=2C=CC=CC=2)C=CC=1C(=O)C1=CC=CC=C1 LYXOWKPVTCPORE-UHFFFAOYSA-N 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 1
- 238000000016 photochemical curing Methods 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000012945 sealing adhesive Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000005361 soda-lime glass Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910001631 strontium chloride Inorganic materials 0.000 description 1
- AHBGXTDRMVNFER-UHFFFAOYSA-L strontium dichloride Chemical compound [Cl-].[Cl-].[Sr+2] AHBGXTDRMVNFER-UHFFFAOYSA-L 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 229940014800 succinic anhydride Drugs 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- YRGLXIVYESZPLQ-UHFFFAOYSA-I tantalum pentafluoride Chemical compound F[Ta](F)(F)(F)F YRGLXIVYESZPLQ-UHFFFAOYSA-I 0.000 description 1
- RBTVSNLYYIMMKS-UHFFFAOYSA-N tert-butyl 3-aminoazetidine-1-carboxylate;hydrochloride Chemical compound Cl.CC(C)(C)OC(=O)N1CC(N)C1 RBTVSNLYYIMMKS-UHFFFAOYSA-N 0.000 description 1
- 238000001029 thermal curing Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- HDUMBHAAKGUHAR-UHFFFAOYSA-J titanium(4+);disulfate Chemical compound [Ti+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O HDUMBHAAKGUHAR-UHFFFAOYSA-J 0.000 description 1
- 239000000326 ultraviolet stabilizing agent Substances 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- ZOYIPGHJSALYPY-UHFFFAOYSA-K vanadium(iii) bromide Chemical compound [V+3].[Br-].[Br-].[Br-] ZOYIPGHJSALYPY-UHFFFAOYSA-K 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
-
- 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
- C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
- C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
- C09J123/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C09J123/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C09J123/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefines
-
- 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
-
- 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
- C08K5/0075—Antistatics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
- C08L101/02—Compositions of unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- C08L33/04—Homopolymers or copolymers of esters
-
- 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
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/10—Organic polymers or oligomers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2666/00—Composition of polymers characterized by a further compound in the blend, being organic macromolecular compounds, natural resins, waxes or and bituminous materials, non-macromolecular organic substances, inorganic substances or characterized by their function in the composition
- C08L2666/66—Substances characterised by their function in the composition
- C08L2666/78—Stabilisers against oxidation, heat, light or ozone
Definitions
- the present application relates to an adhesive composition, an organic electronic device including the same, and a manufacturing method of the organic electronic device.
- An organic electronic device refers to a device including an organic material layer that generates an exchange of electric charges using holes and electrons, and examples thereof include a photovoltaic device, a rectifier, Transmitters and organic light emitting diodes (OLEDs); and the like.
- organic light emitting diodes have low power consumption, fast response speed, and are advantageous for thinning a display device or lighting, as compared with conventional light sources.
- OLED has excellent space utilization, and is expected to be applied in various fields including various portable devices, monitors, notebooks, and TVs.
- Patent document 1 is an adhesive encapsulation composition film and an organic electroluminescent element, which is poor in workability with an adhesive based on PIB (polyisobutylene) and poor in high temperature and high humidity conditions.
- PIB polyisobutylene
- Patent Document 1 Korean Unexamined Patent No. 2008-0088606
- the present application is possible to form a structure that can effectively block the moisture or oxygen flowing into the organic electronic device from the outside to ensure the life of the organic electronic device, it is possible to implement the top-emitting organic electronic device, the water blocking
- the present invention provides an adhesive composition having excellent adhesive durability and reliability at high temperature and high humidity, and an organic electronic device including the same.
- the present application relates to an adhesive composition.
- the adhesive composition may be, for example, an encapsulant applied to encapsulating or encapsulating an organic electronic device such as an OLED.
- the adhesive composition of the present application can be applied to encapsulating or encapsulating at least one side of the organic electronic device.
- the adhesive composition may be present at the periphery of the organic electronic device.
- organic electronic device means an article or device having a structure including an organic material layer that generates an exchange of electric charge using holes and electrons between a pair of electrodes facing each other.
- the photovoltaic device, a rectifier, a transmitter, and an organic light emitting diode (OLED) may be mentioned, but is not limited thereto.
- the organic electronic device may be an OLED.
- Exemplary organic electronic device sealing adhesive composition may be in the range of 15% to 75%, 20% to 70%, 25% to 60% or 25% to 50% viscoelastic ratio (R) according to the general formula 1 have.
- J i refers to the deformation coefficient at the time when the axial force is applied to the specimen prepared from the adhesive composition.
- the adhesive composition may be prepared in a diameter of 8mm and a thickness of 200 ⁇ m.
- the deformation coefficient is in the axial direction when the specimen is loaded into an ARES (Advanced Rheometric Expansion System) and subjected to any one stress of 100 Pa to 5000 Pa for 1 minute at an axial force of any one of 100 g to 200 g at 100 ° C.
- the deformation coefficient at the time of applying the force means the deformation coefficient at the time when one minute passes from the time when the axial force is applied.
- strain coefficient refers to a creep test in which a strain is measured while applying a constant stress, and a strain ⁇ (t) after t hours after the stress ⁇ is applied to the sigma.
- ⁇ (t) sigma J (t), which means J (t).
- the deformation coefficient may be used in the same sense as creep compliance.
- the adhesive composition may be applied to encapsulating the organic electronic device, and specifically, may be applied to encapsulating the side surface of the organic electronic device.
- the moisture absorbent is included in the encapsulant, and the encapsulant has a problem in that it is difficult to maintain the adhesion durability due to the expansion stress generated as the adsorbent absorbs the moisture.
- a resin having a low modulus of elasticity may be generally used.
- heat resistance may be degraded to cause bubbles in the adhesive composition, thereby degrading moisture barrier performance.
- the present application uses an adhesive composition exhibiting an optimum viscoelastic ratio as an encapsulant so that the stress can be alleviated and excellent heat resistance and water blocking performance can be achieved. Can be implemented.
- the composition constituting the adhesive composition in order to implement the adhesive composition having the viscoelastic ratio, the composition constituting the adhesive composition, the content of the composition, and the like may be controlled.
- the material constituting the composition is not particularly limited.
- the present application by controlling the composition of the adhesive composition, by implementing an appropriate range of viscosity, elastic modulus, the degree of crosslinking between the composition and the crosslinked structure in the desired range, it is possible to maintain excellent adhesion durability reliability, heat resistance and the like.
- the term adhesive herein may be used in the same sense as the adhesive composition.
- Exemplary adhesive compositions may comprise an olefinic resin and a curable compound having a water vapor transmission rate of 50 g / m 2 ⁇ day or less.
- the adhesive composition, the olefinic resin and the curable compound 55 parts by weight to 85 parts by weight and 15 parts by weight to 45 parts by weight, respectively; 58 to 80 parts by weight and 18 to 43 parts by weight; Or 59 parts by weight to 75 parts by weight and 19 parts by weight to 42 parts by weight.
- the present application by controlling the olefin resin and the curable compound in the above weight ratio, it is possible to provide an adhesive that can be implemented with heat resistance by maintaining the cohesion while alleviating the expansion stress that may occur in the encapsulant.
- the adhesive composition of the present application may include an olefin resin having a water vapor transmission rate of 50 g / m 2 ⁇ day or less.
- an olefin resin having a water vapor transmission rate of 50 g / m 2 ⁇ day or less refers to a water vapor transmission rate measured for the thickness direction of the film in a state in which the resin is manufactured in a film form formed of a resin layer having a thickness of 100 ⁇ m.
- Transmission Rate may refer to a resin measured below 50 g / m 2 ⁇ day.
- the water vapor transmission rate is 50 g / m 2 ⁇ day or less, 40 g / m 2 ⁇ day or less, 30 g / m 2 ⁇ day or less, 20 g / m 2 ⁇ day or less or 10 under 100 ° F. and 100% relative humidity. g / m 2 ⁇ day or less.
- exemplary olefinic resins of the present application include resins derived from mixtures of monomers, which mixtures may have at least 4 to 7 isoolefin monomer components or multiolefin monomer components.
- Isoolefins can be present, for example, in the range of 70 to 100 weight percent, or 85 to 99.5 weight percent, by total monomer weight.
- the multiolefin derived component may be present in the range of 0.5 to 30 weight percent, 0.5 to 15 weight percent, or 0.5 to 8 weight percent.
- Isoolefins are, for example, isobutylene, 2-methyl-1-butene, 3-methyl-1-butene, 2-methyl-2-butene, 1-butene, 2-butene, methyl vinyl ether, indene, Vinyltrimethylsilane, hexene, or 4-methyl-1-pentene can be exemplified.
- Multiolefins may have 4 to 14 carbon atoms, for example isoprene, butadiene, 2,3-dimethyl-1,3-butadiene, myrcene, 6,6-dimethyl-pulbene, hexadiene, cyclopentadiene, or Piperylylene can be exemplified.
- Other polymerizable monomers such as styrene and dichlorostyrene can also be homopolymerized or copolymerized.
- the olefin resin may include isobutylene homopolymer or copolymer.
- isobutylene-based olefinic resins or polymers may refer to olefinic resins or polymers comprising at least 70 mol% repeating units and one or more other polymerizable units from isobutylene.
- the olefinic resin may be butyl rubber or branched butyl rubber.
- Exemplary olefinic resins are copolymers of unsaturated butyl rubbers such as olefins or isoolefins with multiolefins.
- the olefin resin included in the adhesive composition of the present invention poly (isobutylene-co-isoprene), polyisoprene, polybutadiene, polyisobutylene, poly (styrene-co-butadiene), natural rubber, butyl rubber, and Mixtures of these can be exemplified.
- the olefinic resins useful in the present application may be prepared by any suitable means known in the art, and the present invention is not limited thereto by the method of making the olefinic resin.
- the olefin resin may be a low molecular weight polyisobutylene resin.
- the olefin resin may have a weight average molecular weight of 100,000 or less and 500 or more or 55,000 or more.
- the present application can implement the adhesive composition suitable for the coating and encapsulation process by controlling the weight average molecular weight of the olefin resin in the above range.
- the adhesive composition may have a liquid form and may be appropriately applied to the side bag of the organic electronic device described below.
- the olefin resin may be a resin having at least one or more reactive functional groups reactive with the aforementioned thermosetting resin.
- the reactive functional group included in the olefin resin may be a polar functional group.
- the kind of the reactive functional group is not particularly limited, and examples thereof include acid anhydride groups, carboxyl groups, epoxy groups, amino groups, hydroxy groups, isocyanate groups, oxazoline groups, oxetane groups, cyanate groups, phenol groups, hydrazide groups, Or an amide group.
- olefinic resin having the reactive functional group examples include succinic anhydride modified polyisobutylene, maleic anhydride modified liquid polyisobutylene, maleic anhydride modified liquid polyisoprene, epoxy modified polyisoprene, and hydroxyl group modified liquid. Polyisoprene or allyl modified liquid polyisoprene.
- the present application may provide an adhesive having a physical property such as moisture barrier properties, durability reliability, etc. which are desired in the present application after curing by forming a crosslinked structure with the thermosetting resin which the olefin resin as described above will be described later.
- the adhesive composition may comprise a curable compound.
- the curable compound may include a thermosetting resin or a photocurable compound.
- the thermosetting resin may be a resin including at least one thermosetting functional group.
- the specific kind of curable compound that can be used in the present application is not particularly limited, and for example, various curable compounds known in the art may be used.
- thermosetting resin means a resin that can be cured through an appropriate heat application or aging process.
- thermosetting resin in the present application is not particularly limited as long as it has the aforementioned characteristics.
- a resin containing at least one thermosetting functional group such as epoxy group, glycidyl group, isocyanate group, hydroxy group, carboxyl group or amide group.
- specific types of the resin may include an acrylic resin, a polyester resin, an isocyanate resin or an epoxy resin, but is not limited thereto.
- an epoxy acrylate or a urethane acrylate may be exemplified. Can be.
- thermosetting resin aromatic or aliphatic; Or an epoxy resin of linear or branched chain type can be used.
- an epoxy resin having an epoxy equivalent of 180 g / eq to 1,000 g / eq may be used as containing two or more functional groups.
- an epoxy resin having an epoxy equivalent in the above range it is possible to effectively maintain properties such as adhesion performance and glass transition temperature of the cured product.
- epoxy resins include cresol novolac epoxy resins, bisphenol A epoxy resins, bisphenol A novolac epoxy resins, phenol novolac epoxy resins, tetrafunctional epoxy resins, biphenyl epoxy resins, and triphenol methane types.
- a kind or mixture of an epoxy resin, an alkyl modified triphenol methane epoxy resin, a naphthalene type epoxy resin, a dicyclopentadiene type epoxy resin, or a dicyclopentadiene modified phenol type epoxy resin is mentioned.
- an epoxy resin containing a cyclic structure in a molecular structure can be used as the thermosetting resin, for example, an alicyclic epoxy resin can be used.
- the cycloaliphatic epoxy resin has excellent compatibility with an olefinic resin or a photocurable compound, and may be cured without phase separation to realize uniform crosslinking of the adhesive.
- the curable compound may include a photocurable compound.
- the photocurable compound may be a radical photocurable compound.
- the photocurable compound may include, for example, a polyfunctional polymerizable compound having high compatibility with the above-described olefin resin and capable of forming a specific crosslinked structure.
- the crosslinked structure may be a crosslinked structure formed by application of heat, a crosslinked structure formed by irradiation of active energy rays, or a crosslinked structure formed by aging at room temperature.
- active energy rays not only microwaves, infrared rays (IR), ultraviolet rays (UV), X rays and gamma rays, but also alpha-particle beams and proton beams , Particle beams such as neutron beams or electron beams, and the like, and typically may be ultraviolet rays or electron beams.
- the photocurable compound may be a polyfunctional active energy ray polymerizable compound
- the multifunctional active energy ray polymerizable compound may, for example, participate in a polymerization reaction by irradiation of active energy rays.
- 2 or more functional groups such as a functional group containing an ethylenically unsaturated double bond, such as an acryloyl group, a methacryloyl group, an acryloyloxy group, or a methacryloyloxy group, an epoxy group, or an oxetane group It may mean a compound to.
- the multifunctional active energy ray polymerizable compound may be a bifunctional or higher compound.
- multifunctional active energy ray polymerizable compound for example, multifunctional acrylate (MFA) may be used.
- MFA multifunctional acrylate
- the photocurable compound may satisfy the following Formula 1.
- R 1 is hydrogen or an alkyl group having 1 to 4 carbon atoms
- n is an integer of 2 or more
- X represents a residue derived from a straight, branched or cyclic alkyl group having 3 to 30 carbon atoms or an alkenyl group.
- X is, for example, a ring having 3 to 30 carbon atoms, 4 to 28 carbon atoms, 6 to 28 carbon atoms, 8 to 22 carbon atoms, or 12 to 20 carbon atoms. It may be a residue derived from a type alkyl group or alkenyl group.
- X when X is a residue derived from a linear alkyl group or an alkenyl group, X may be a residue derived from a straight alkyl group or alkenyl group having 3 to 30 carbon atoms, 6 to 25 carbon atoms or 8 to 20 carbon atoms. have.
- X when X is a residue derived from a branched alkyl or alkenyl group, X is a residue derived from a branched alkyl or alkenyl group having 3 to 30 carbon atoms, 4 to 28 carbon atoms, 5 to 25 carbon atoms, or 6 to 20 carbon atoms. It may be a flag.
- the term “residue derived from an alkyl group or an alkenyl group” may mean a residue composed of an alkyl group or an alkenyl group as a residue of a specific compound.
- X when n is 2, X may be an alkylene group or an alkylidene group.
- X when n is 3 or more, X may be bonded to the (meth) acryloyl group of Formula 1 by desorbing two or more hydrogens of an alkyl group or an alkenyl group.
- n may be 2 to 20.
- alkyl group or “alkenyl group” includes 1 to 30 carbon atoms, 1 to 25 carbon atoms, 1 to 20 carbon atoms, 1 to 16 carbon atoms, 1 to 12 carbon atoms, and 1 to 8 carbon atoms. Or an alkyl group or alkenyl group having 1 to 4 carbon atoms.
- the alkyl group or alkenyl group may have a linear, branched or cyclic structure, and may be optionally substituted with one or more substituents.
- alkylene group or “alkylidene group” includes 2 to 30 carbon atoms, 2 to 25 carbon atoms, 2 to 20 carbon atoms, 2 to 16 carbon atoms, and 2 to 12 carbon atoms. It may mean an alkylene group or an alkylidene group having 2 to 10 carbon atoms or 2 to 8 carbon atoms.
- the alkylene group or alkylidene group may have a linear, branched or cyclic structure, and may be optionally substituted with one or more substituents.
- alkoxy group may mean an alkoxy group having 1 to 20 carbon atoms, 1 to 16 carbon atoms, 1 to 12 carbon atoms, 1 to 8 carbon atoms, or 1 to 4 carbon atoms, unless otherwise specified.
- the alkoxy group may be linear, branched or cyclic.
- the alkoxy group may be optionally substituted with one or more substituents.
- the multifunctional active energy ray-polymerizable compound which can be polymerized by irradiation of the active energy ray is 1,4-butanediol di (meth) acrylate, 1,3-butylene glycol di (meth) acrylic Latex, 1,6-hexanediol di (meth) acrylate, 1,8-octanediol di (meth) acrylate, 1,12-dodecanediol di (meth) acrylate, neopentylglycol di ( Meta) acrylate, dicyclopentanyl di (meth) acrylate, cyclohexane-1,4-dimethanol di (meth) acrylate, tricyclodecanedimethanol (meth) diacrylate, dimethylol dicyclo Pentane di (meth) acrylate, neopentylglycol modified trimethylpropane di (meth) acrylate, a
- the said photocurable compound is 10 weight part-100 weight part, 10 weight part-90 weight part, 13 weight part-80 weight part with respect to 100 weight part of olefin resins. It can be included in parts by weight, 14 to 70 parts by weight or 14 to 65 parts by weight. In addition, the thermosetting resin may be included in 10 to 50 parts by weight, 15 to 45 parts by weight, 20 to 43 parts by weight or 26 to 40 parts by weight based on 100 parts by weight of the olefin resin. By controlling the content range, it is possible to provide an adhesive composition having excellent moisture barrier properties, durability and reliability.
- the liquid adhesive composition is subjected to a process of applying, but there is a problem in that it is difficult to maintain a desired encapsulation shape due to high fluidity of the composition after application.
- heat hardening may advance after fluidity
- the present application can maintain the applied adhesive composition in the desired encapsulation shape until main curing. That is, the present application may include a thermosetting resin and a photocurable compound together, thereby introducing a dual curing method, thereby allowing flow control at a high temperature after the adhesive composition is applied.
- the adhesive composition may include a curing agent or an initiator.
- the curing agent may be a thermosetting or photocuring agent.
- an appropriate type may be selected and used depending on the type of the curable compound or the functional group contained in the curable compound.
- the curing agent may be a curing agent of an epoxy resin known in the art, for example, an amine curing agent, an imidazole curing agent, a phenol curing agent, a phosphorus curing agent or an acid anhydride curing agent.
- an epoxy resin known in the art, for example, an amine curing agent, an imidazole curing agent, a phenol curing agent, a phosphorus curing agent or an acid anhydride curing agent.
- One kind or more than one kind may be used, but is not limited thereto.
- the curing agent may be an imidazole compound which is solid at room temperature and has a melting point or decomposition temperature of 80 ° C. or higher.
- an imidazole compound which is solid at room temperature and has a melting point or decomposition temperature of 80 ° C. or higher.
- the content of the thermosetting agent may be selected according to the composition of the composition, for example, the kind or proportion of the thermosetting resin.
- the thermosetting agent may include 1 part by weight to 20 parts by weight, 1 part by weight to 10 parts by weight, or 1 part by weight to 5 parts by weight, based on 100 parts by weight of the thermosetting resin.
- the weight ratio may be changed depending on the type and ratio of the thermosetting resin or the functional group of the thermosetting resin, or the crosslinking density to be implemented.
- the thermosetting agent when the thermosetting resin and the photocurable compound are used together as the curable compound, the thermosetting agent may be an imidazole-isocyanuric acid adduct, an amine-epoxy adduct, a boron trifluoride-amine complex or an encapsulation image. It may be a latent curing agent such as dozol.
- the radical initiator when the radical initiator to be described later is included, the radical initiator may be a photo-radical initiator, the present invention, since the light irradiation proceeds first to control the initial fluidity in the curing process of the adhesive composition, the thermosetting agent is heat after light irradiation In the step of adding, the thermosetting resin may be cured as a latent curing agent.
- the adhesive composition when the adhesive composition comprises a photocurable compound as the curable compound, it may include a radical initiator with the photocurable compound.
- the radical initiator may be a photoradical initiator.
- Specific types of photoinitiators may be appropriately selected in consideration of the curing rate and the possibility of yellowing. For example, a benzoin type, a hydroxy ketone type, an amino ketone type, or a phosphine oxide type photoinitiator etc.
- benzoin benzoin methyl ether, benzoin ethyl ether, benzoin isopropyl ether , Benzoin n-butyl ether, benzoin isobutyl ether, acetophenone, dimethylanino acetophenone, 2,2-dimethoxy-2-phenylacetophenone, 2,2-diethoxy-2-phenylacetophenone, 2 -Hydroxy-2-methyl-1-phenylpropane-1one, 1-hydroxycyclohexylphenylketone, 2-methyl-1- [4- (methylthio) phenyl] -2-morpholino-propane-1- On, 4- (2-hydroxyethoxy) phenyl-2- (hydroxy-2-propyl) ketone, benzophenone, p-phenylbenzophenone, 4,4'-diethylaminobenzophenone, dichlorobenzophenone, 2-methylanthraquinone, 2-
- the content of the photoradical initiator may be changed depending on the type and ratio of the functional group of the photocurable compound, the crosslinking density to be implemented, and the like.
- the optical radical initiator may be blended in a ratio of 0.1 part by weight to 20 parts by weight or 0.1 part by weight to 15 parts by weight with respect to 100 parts by weight of the photocurable compound. According to the present invention, by controlling the photoradical initiator in the above content range, an appropriate crosslinking structure can be introduced into the adhesive composition, thereby realizing flow control at a high temperature.
- the adhesive composition of the present application may include a moisture adsorbent as needed.
- moisture adsorbent may be used as a generic term for components that can adsorb or remove moisture or moisture introduced from the outside through physical or chemical reactions. That is, it means a moisture reactive adsorbent or a physical adsorbent, and mixtures thereof may also be used.
- the moisture reactive adsorbent chemically reacts with moisture, moisture, or oxygen introduced into the resin composition or the cured product to adsorb moisture or moisture.
- the physical adsorbent may inhibit the penetration by lengthening the movement path of moisture or moisture that penetrates into the resin composition or the cured product thereof, and interacts with the matrix composition of the resin composition or the cured product and the moisture reactive adsorbent and the like. Maximize moisture barrier.
- the specific kind of water adsorbent that can be used in the present application is not particularly limited, and, for example, in the case of the water reactive adsorbent, there may be mentioned one kind or a mixture of two or more kinds of metal oxides, metal salts or phosphorus pentoxide (P 2 O 5 ). In the case of a physical adsorbent, zeolite, zirconia or montmorillonite may be mentioned.
- the metal oxides include lithium oxide (Li 2 O), sodium oxide (Na 2 O), barium oxide (BaO), calcium oxide (CaO), magnesium oxide (MgO), and the like.
- Examples include lithium sulfate (Li 2 SO 4 ), sodium sulfate (Na 2 SO 4 ), calcium sulfate (CaSO 4 ), magnesium sulfate (MgSO 4 ), cobalt sulfate (CoSO 4 ), gallium sulfate (Ga 2 (SO 4 ) 3 ), sulfates such as titanium sulfate (Ti (SO 4 ) 2 ) or nickel sulfate (NiSO 4 ), etc., calcium chloride (CaCl 2 ), magnesium chloride (MgCl 2 ), strontium chloride (SrCl 2 ), yttrium chloride (YCl 3 ) , Copper chloride (CuCl 2 ), cesium fluoride (CsF), tantalum flu
- a moisture adsorbent such as the metal oxide may be blended into the composition in a state in which the adsorbent is properly processed.
- a grinding step of the moisture adsorbent may be required, and a process such as a three roll mill, a bead mill or a ball mill may be used for grinding the moisture adsorbent.
- the adhesive composition of the present application may include a moisture adsorbent in an amount of 5 parts by weight to 100 parts by weight, 5 to 90 parts by weight, 5 parts by weight to 80 parts by weight, or 10 to 50 parts by weight with respect to 100 parts by weight of the olefin resin. Can be.
- the adhesive composition of the present application preferably by controlling the content of the moisture adsorbent to 5 parts by weight or more, the adhesive composition or its cured product can be made to exhibit excellent moisture and moisture barrier properties.
- the content of the moisture adsorbent to 100 parts by weight or less when forming the sealing structure of the thin film, it is possible to exhibit excellent moisture barrier properties.
- the adhesive composition of the present application may be in the range of 1.35 to 5.
- V 0.5 is the viscosity of the adhesive composition measured by a Brookfield viscometer at a temperature of 25 °C, a rotation speed of 0.5 rpm and a spindle RV-7
- V 5 is a temperature of 25 °C
- the thixotropic index may be in the range of 1.35 to 5 or 1.39 to 3.3.
- the term thixotropy may refer to a property having fluidity when the composition is in a stationary state but does not have fluidity.
- the present application by controlling the thixotropy index of the adhesive composition as described above, while providing an encapsulation structure having an excellent moisture barrier performance through the olefin resin, at the same time the inflow of air bubbles into the encapsulant in the encapsulation process of the organic electronic device It is possible to prevent problems such as clogging of the nozzle during application of the composition, thereby improving processability and productivity.
- the adhesive composition may have a viscosity measured according to torque at a temperature of 25 ° C., a rotational speed of 0.5 rpm and a Brookfield viscometer at spindle RV-7 in a range of 100,000 cPs to 1,000,000 cPs. have.
- the viscosity in the present application can be measured on the RV-7 spindle using DV-II + Pro as Brookfield viscometer, unless otherwise specified, and the conditions of the temperature of 25 ° C. and the rotational speed of 0.5 rpm In the range from 100,000 cPs to 1,000,000 cPs, 200,000 cPs to 900,000 cPs or 300,000 cPs to 800,000 cPs.
- the present application by controlling the room temperature viscosity of the composition to 100,000 cPs or more, it is possible to prevent the sedimentation of the material, for example, moisture adsorbents or inorganic fillers, etc. present in the composition, by applying the composition in a desired position to encapsulate In forming the structure, it may be possible to implement and maintain the desired shape.
- the adhesive composition may further comprise an inorganic filler.
- a filler may be included to control the thixotropic index of the adhesive composition, apart from the moisture adsorbent described above.
- the adhesive composition should have a thixotropic index controlled in a specific range, and the method of controlling the thixotropic index within the above range is not particularly limited.
- the adhesive composition may include an inorganic filler in an appropriate amount.
- the specific kind of filler that can be used in the present application is not particularly limited, and for example, one kind or a mixture of two or more kinds of clay, talc alumina, calcium carbonate or silica can be used.
- a product surface-treated with an organic material may be used as the filler, or a coupling agent may be additionally added.
- the adhesive composition of the present application may include an inorganic filler in an amount of 0 to 50 parts by weight, 1 to 40 parts by weight, or 1 to 20 parts by weight based on 100 parts by weight of the olefin resin.
- the present application by controlling the inorganic filler to preferably 1 part by weight or more, it is possible to provide a sealing structure having excellent moisture or moisture barrier properties and mechanical properties.
- the inorganic filler content to 50 parts by weight or less in the present invention, it is possible to manufacture a film form, it is possible to provide a cured product exhibiting excellent moisture barrier properties even when formed into a thin film.
- the BET surface area of the inorganic filler may be in the range of 35 to 500m 2 / g, 40 to 400m 2 / g, 50 to 300m 2 / g or 60 to 200m 2 / g.
- the specific surface area was measured using the BET method, specifically, by adding a sample of 1 g of the inorganic filler to the tube, it can be measured using ASAP2020 (Micromeritics, USA) without pretreatment at -195 ° C. The average value can be obtained by measuring three times on the same sample.
- the present application may provide an encapsulant that can easily implement the encapsulation structure shape desired in the present application by adjusting the specific surface area of the inorganic filler within the above range.
- the adhesive composition according to the present application may include various additives in a range that does not affect the effects of the above-described invention.
- the resin composition may include an antifoaming agent, a coupling agent, a tackifier, an ultraviolet stabilizer, an antioxidant, or the like in an appropriate range of content depending on the desired physical properties.
- the adhesive composition may further comprise an antifoaming agent.
- the present application may include a defoaming agent, thereby implementing defoaming properties in the application process of the adhesive composition described above, it is possible to provide a reliable sealing structure.
- the kind of antifoamer is not specifically limited as long as the physical property of the adhesive composition required by this application is satisfied.
- the adhesive composition may be liquid at room temperature, for example about 25 ° C.
- the adhesive composition may be a liquid type of a solventless type.
- the photocurable compound may act as a reactive diluent in a liquid composition of a solventless type.
- the adhesive composition may be applied to encapsulating the organic electronic device, and specifically, may be applied to encapsulating the side surface of the organic electronic device.
- the adhesive composition has a liquid form at room temperature, so that the device may be encapsulated in such a manner that the composition is applied to the side of the organic electronic device.
- the adhesive composition may have a viscosity of 700 Pa ⁇ s to 5,000 Pa ⁇ s after light irradiation. Within the above viscosity range, the adhesive composition can maintain the shape of the desired encapsulation structure. In one example, the viscosity of the adhesive composition may be measured after irradiating the adhesive composition with light having a wavelength range of the UV-A range of 3 J / cm 2 light amount. In addition, the viscosity of the adhesive composition may be a viscosity measured according to the shear stress at a temperature of 25 °C, 10% strain and frequency conditions of 1Hz. In one example, the viscosity of the composition may be 700 Pa.s to 4,000 Pa.s, 800 Pa.s to 3,000 Pa.s or 900 Pa.s to 2,000 Pa.s.
- UV-A region may mean a wavelength range of 315 nm to 400 nm.
- the light having a wavelength range in the UV-A region herein means light including any wavelength in the wavelength range of 315 nm to 400 nm, or includes two or more wavelengths in the wavelength range of 315 nm to 400 nm. It can mean light.
- the adhesive composition when the thermosetting resin and the photocurable compound are together included as the curable compound, the adhesive composition may form the encapsulation structure of the organic electronic device by applying heat and then performing the main curing by applying heat. .
- the thermal curing may proceed to 40 °C to 100 °C.
- the physical property that the UV curable adhesive composition can be hardened without changing the shape is required. That is, it is necessary to prevent the phenomenon which the adhesive composition spreads at high temperature.
- the adhesive composition may be temporarily cured by irradiating light having a wavelength range in the UV-A region with a light amount of 3 J / cm 2 as described above, and the temporarily cured resin composition may be 80
- the viscosity according to the shear stress at a temperature of °C, 10% strain and a frequency of 1Hz may be 500 Pa ⁇ s to 2,000 Pa ⁇ s.
- the viscosity may be, for example, 500 Pa ⁇ s to 1,800 Pa ⁇ s, 500 Pa ⁇ s to 1,600 Pa ⁇ s or 600 Pa ⁇ s to 1,500 Pa ⁇ s.
- the adhesive composition of the present application can be effectively applied to the side bag of the organic electronic device by satisfying the viscosity range as described above.
- the present application also relates to an organic electronic device.
- Exemplary organic electronic devices include a substrate 21, as shown in FIG. An organic electronic element 23 formed on the substrate 21; And a side encapsulation layer 10 formed on the periphery of the substrate 21 to surround side surfaces of the organic electronic device 23 and including the adhesive composition described above.
- the exemplary organic electronic device may further include a front encapsulation layer 11 covering the entire surface of the organic electronic device 23.
- the front encapsulation layer and the side encapsulation layer may be coplanar.
- “same” may mean substantially the same.
- substantially the same in the same plane means that it may have an error of ⁇ 5 ⁇ m or ⁇ 1 ⁇ m in the thickness direction.
- the front encapsulation layer may encapsulate the upper surface of the device, and may encapsulate the upper surface as well as the side surface together.
- the side encapsulation layer may be formed on the side of the device, but may not directly contact the side of the organic electronic device.
- the front encapsulation layer can be encapsulated in direct contact with the top and side surfaces of the device. That is, the side encapsulation layer may be positioned at the periphery of the substrate in a plan view of the organic electronic device without contacting the device.
- peripheral part means a peripheral edge portion. That is, in the above, the peripheral portion of the substrate may mean a peripheral portion of the substrate.
- the material constituting the side encapsulation layer is not particularly limited, but may include the adhesive composition described above.
- the front encapsulation layer may include an encapsulation resin
- the encapsulation resin may be an acrylic resin, an epoxy resin, a silicone resin, a fluorine resin, a styrene resin, a polyolefin resin, a thermoplastic elastomer, a polyoxyalkylene resin, a polyester resin, a poly Vinyl chloride resins, polycarbonate resins, polyphenylene sulfide resins, polyamide resins, or mixtures thereof.
- the components constituting the front encapsulation layer may be the same as or different from the adhesive composition described above.
- the front encapsulation layer since the front encapsulation layer is in direct contact with the device, the front encapsulation layer may not include or contain a small amount of the above-described moisture adsorbent.
- the front encapsulation layer may be included in an amount of 0 to 20 parts by weight based on 100 parts by weight of the encapsulation resin.
- the organic electronic device may include a reflective electrode layer formed on the substrate, an organic layer formed on the reflective electrode layer and including at least a light emitting layer, and a transparent electrode layer formed on the organic layer.
- the organic electronic device 23 may be an organic light emitting diode.
- the organic electronic device according to the present application may be a top emission type, but is not limited thereto, and may be applied to a bottom emission type.
- the organic electronic device may further include a protective film protecting the organic electronic device between the front encapsulation layer or the side encapsulation layer and the organic electronic device.
- the present application relates to a method for manufacturing an organic electronic device.
- the manufacturing method comprises the steps of applying the above-described adhesive composition on the periphery of the substrate 21 on which the organic electronic device 23 is formed to surround the side of the organic electronic device (23); And irradiating light to the adhesive composition and applying heat to the adhesive composition. Applying the adhesive composition may be a step of forming the above-described side encapsulation layer 10.
- the forming of the side encapsulation layer may include applying the above-described adhesive composition to surround the side surface of the organic electronic device 23, and additionally curing and curing the adhesive composition. It may comprise the step of curing.
- the step of preliminary curing may include irradiating light
- the step of main curing may include irradiating light or applying heat.
- the substrate 21 on which the organic electronic device 23 is formed for example, to form a reflective electrode or a transparent electrode on the substrate 21, such as glass or film, by vacuum deposition or sputtering, and the It can be prepared by forming an organic material layer on the reflective electrode.
- the organic material layer may include a hole injection layer, a hole transport layer, a light emitting layer, an electron injection layer and / or an electron transport layer.
- a second electrode is further formed on the organic material layer.
- the second electrode may be a transparent electrode or a reflective electrode.
- the above-described side encapsulation layer 10 is applied to side-cover the organic electronic device 23 on the periphery of the substrate 21.
- a method of forming the side encapsulation layer 10 is not particularly limited, and the above-described adhesive composition may be used on the side of the substrate 21 by screen printing, dispenser coating, or the like.
- the front encapsulation layer 11 may be applied to encapsulate the entire surface of the organic electronic device 23.
- a method known in the art may be applied, and for example, a liquid crystal drop injection process may be used.
- a curing process may be performed on the front or side encapsulation layer encapsulating the organic electronic device.
- the curing process (main curing) may be performed in, for example, a heating chamber or a UV chamber, and is preferably performed. Can proceed in both ways. Conditions in the present curing may be appropriately selected in consideration of the stability of the organic electronic device.
- the composition may be irradiated with light to induce crosslinking.
- Irradiating the light may include irradiating light having a wavelength range in the UV-A region with a light amount of 0.3 to 6 J / cm 2 or a light amount of 0.5 to 4 J / cm 2 .
- the manufacturing method may include main curing the temporary cured adhesive composition after light irradiation.
- the main curing may further include heat curing at a temperature of 40 ° C. to 100 ° C. for 1 hour to 24 hours, 1 hour to 20 hours, 1 hour to 10 hours, or 1 hour to 5 hours.
- the main curing may include irradiating light having a wavelength range in the UV-A region with a light amount of 0.3 to 6 J / cm 2 or a light amount of 0.5 to 4 J / cm 2 .
- the adhesive composition may be subjected to the main curing.
- the present application is possible to form a structure that can effectively block the moisture or oxygen introduced into the organic electronic device from the outside to ensure the life of the organic electronic device, it is possible to implement a top-emitting organic electronic device, the adhesion durability Provided is an adhesive composition having excellent reliability and reliability at high temperature and high humidity, and an organic electronic device including the same.
- FIG. 1 is a cross-sectional view illustrating an organic electronic device according to one example of the present invention.
- PIB: ST-4100D polyisobutylene resin
- As a curing agent 5 parts by weight of imidazole series curing agent (Shikoku, 2P4MHZ) was added to 100 parts by weight of the resin component.
- 20 parts by weight of calcium oxide (CaO, Aldrich) as a moisture adsorbent was added to the container.
- the mixing vessel was prepared using a Planetary mixer (Kurabo, KK-250s) to prepare a uniform composition solution.
- PIB: CN307 Polyisobutylene resin
- PIB: CN307 Polyisobutylene resin
- Irgacure651, Ciba 2,2-dimethoxy-1,2-diphenylethan-1-one
- calcium oxide (CaO, Aldrich) as a water adsorbent was added to the vessel further 20 parts by weight based on 100 parts by weight of the resin component.
- the mixing vessel was prepared using a Planetary mixer (Kurabo, KK-250s) to prepare a uniform composition solution.
- the mixing vessel was prepared using a Planetary mixer (Kurabo, KK-250s) to prepare a uniform composition solution.
- An adhesive composition was prepared in the same manner as in Example 1, except that the mixture was added to the mixing container in proportion.
- An adhesive composition was prepared in the same manner as in Example 2, except that it was added to.
- An adhesive composition was prepared in the same manner as in Example 2, except that it was added to.
- An adhesive composition was prepared in the same manner as in Example 3, except that the mixture was added to the mixing container at a weight ratio of 20:30 (PIB: ST-4100D: CN307).
- Example 1 Comparative Example 1 and Comparative Example 2
- the curing, the composition of Example 1, Comparative Example 1 and Comparative Example 2 was cured by applying heat in a 100 °C oven for 3 hours, the composition of Examples 2, Comparative Examples 3 and 4 UV-A to the adhesive composition
- the light having a wavelength range of the area band was cured by irradiating with a light amount of 5 J / cm 2
- the compositions of Example 3 and Comparative Example 5 gave 5 J / cm of light having a wavelength range of the UV-A range to the adhesive composition.
- After irradiating with a light quantity of 2 it was cured by applying heat in an oven at 100 ° C. for 3 hours.
- the specimens were loaded into TA's Advanced Rheometric Expansion System (ARES) and subjected to a stress of 5000 Pa for 1 minute at 100 ° C. with an axial force of 200 g for 1 minute, and J i and J 60 were measured according to the following general formula (1).
- the viscoelastic ratio (R) was calculated. Meanwhile, J i is a deformation coefficient at the time of applying the axial force, and J 60 is a deformation coefficient at the time of one minute after the application of the axial force.
- the compatibility of the adhesive compositions of Examples and Comparative Examples was evaluated as follows.
- the prepared adhesive composition was placed in a container at 25 ° C. for 3 days, and then observed for phase separation. O in the phase separation did not occur at all in the composition, ⁇ in the case of partial phase separation occurred, it was represented by X in the case of phase separation in two layers.
- a calcium test was conducted. Specifically, 7 spots of calcium (Ca) are deposited on a glass substrate having a size of 100 mm ⁇ 100 mm in a size of 5 mm ⁇ 5 mm and a thickness of 100 nm, and the adhesive compositions of Examples and Comparative Examples are used using a dispenser. After apply
- Example 1 Comparative Example 1 and Comparative Example 2 was heated in an oven at 100 °C for 3 hours to cure the adhesive composition
- Examples 2, Comparative Examples 3 and 4 are UV-A region in the adhesive composition
- Light having a wavelength range of about 5 J / cm 2 was cured by irradiating with an amount of light of 5 J / cm 2
- Example 3 and Comparative Example 5 used 5 J / cm 2 as light having a wavelength range of UV-A region in the adhesive composition.
- the adhesive composition was cured by applying heat in an oven at 100 ° C. for 3 hours.
- each of the calcium (Ca) specimens encapsulated in a size of 11 mm ⁇ 11 mm was cut out. After the obtained specimens were left in an environment of 85 ° C. and 85% RH in a constant temperature and humidity chamber, the time points at which calcium began to become clear due to the oxidation reaction due to water infiltration were evaluated and shown in Table 1 below.
- Example 1 Comparative Example 1 and Comparative Example 2 was cured the adhesive composition by applying heat in an oven at 100 °C for 3 hours, Examples 2, Comparative Examples 3 and 4 was in the wavelength range of the UV-A range in the adhesive composition It was cured by irradiating light with a light amount of 5 J / cm 2 , Example 3 and Comparative Example 5 after irradiating the light having a wavelength range of the UV-A region band to the adhesive composition with a light amount of 5 J / cm 2 The adhesive composition was cured by heating in an oven at 100 ° C. for 3 hours.
- Viscoelastic ratio (R) Compatibility moisture Blockability High temperature and high humidity Adhesion Reliability % hr Example 1 40 O 710 Good Example 2 34 O 600 Good Example 3 39 O 680 Good Comparative Example 1 13 O 420 Bubble Comparative Example 2 78 ⁇ 300 Adhesive failure Comparative Example 3 7 O 340 Bubble Comparative Example 4 Not measurable X Not measurable Not measurable Comparative Example 5 Not measurable ⁇ 450 Adhesive failure
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- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
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- Electroluminescent Light Sources (AREA)
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Abstract
Description
점탄성비율 (R) | 상용성 | 수분 차단성 | 고온고습 접착신뢰성 | |
% | hr | |||
실시예1 | 40 | O | 710 | 양호 |
실시예2 | 34 | O | 600 | 양호 |
실시예3 | 39 | O | 680 | 양호 |
비교예1 | 13 | O | 420 | 기포발생 |
비교예2 | 78 | △ | 300 | 접착파괴 |
비교예3 | 7 | O | 340 | 기포발생 |
비교예4 | 측정불가 | X | 측정불가 | 측정불가 |
비교예5 | 측정불가 | △ | 450 | 접착파괴 |
Claims (17)
- 하기 일반식 1에 따른 점탄성 비율(R)이 15% 내지 75%의 범위 내에 있는 유기전자소자 봉지용 접착제 조성물:[일반식 1]R = Ji / J60 × 100상기 일반식 1에서 Ji는 상기 접착제 조성물을 경화시켜 8mm의 지름 및 200㎛의 두께인 원형의 시편으로 제조하여 상기 시편을 ARES(Advanced Rheometric Expansion System)에 로딩하고, 100℃에서 100g 내지 200g 중 어느 한 축방향력으로 100Pa 내지 5000Pa 중 어느 한 응력을 1분 동안 가했을 때, 상기 축방향력을 가한 시점에서의 변형계수를 의미하고, 상기 J60은 상기 축방향력을 가한 시점으로부터 1분이 지난 시점에서의 변형계수를 의미한다.
- 제 1 항에 있어서, 투습도가 50 g/m2·day 이하인 올레핀계 수지 및 경화성 화합물을 포함하는 접착제 조성물.
- 제 2 항에 있어서, 올리핀계 수지 및 경화성 화합물은 각각 55 중량부 내지 85 중량부 및 15 중량부 내지 45 중량부로 포함되는 접착제 조성물.
- 제 2 항에 있어서, 경화성 화합물은 열경화성 수지 또는 광경화성 화합물을 포함하는 접착제 조성물.
- 제 4 항에 있어서, 열경화성 수지는 열경화성 관능기를 하나 이상 포함하는 수지인 접착제 조성물.
- 제 5 항에 있어서, 열경화성 관능기는 에폭시기, 이소시아네이트기, 히드록시기, 카복실기 또는 아미드기를 포함하는 접착제 조성물.
- 제 4 항에 있어서 광경화성 화합물은 다관능성의 활성 에너지선 중합성 화합물을 포함하는 접착제 조성물.
- 제 4 항에 있어서, 경화제 또는 개시제를 포함하는 접착제 조성물.
- 제 2 항에 있어서, 올레핀계 수지는 중량평균분자량이 10만 이하인 접착제 조성물.
- 제 2 항에 있어서, 올레핀계 수지는 반응성 관능기를 적어도 하나 이상 가지는 접착제 조성물.
- 제 2 항에 있어서, 수분 흡착제를 추가로 포함하는 접착제 조성물.
- 제 11 항에 있어서, 수분 흡착제가 P2O5, Li2O, Na2O, BaO, CaO, MgO, Li2SO4, Na2SO4, CaSO4, MgSO4, CoSO4, Ga2(SO4)3, Ti(SO4)2, NiSO4, CaCl2, MgCl2, SrCl2, YCl3, CuCl2, CsF, TaF5, NbF5, LiBr, CaBr2, CeBr3, SeBr4, VBr3, MgBr2, BaI2, MgI2, Ba(ClO4)2 및 Mg(ClO4)2로 이루어진 군으로부터 선택된 하나 이상인 접착제 조성물.
- 제 11 항에 있어서, 수분 흡착제는 올레핀계 수지 100 중량부에 대하여 5 내지 100중량부로 포함되는 접착제 조성물.
- 제 2 항에 있어서, 무기 필러를 추가로 포함하는 접착제 조성물.
- 기판; 기판 상에 형성된 유기전자소자; 및 상기 기판의 주연부 상에 상기 유기전자소자의 측면을 둘러싸도록 형성되고, 제 1 항에 따른 접착제 조성물을 포함하는 측면 봉지층을 포함하는 유기전자장치.
- 제 15 항에 있어서, 유기전자소자의 전면을 커버하는 전면 봉지층을 추가로 포함하고, 상기 전면 봉지층 및 측면 봉지층은 동일 평면상에 존재하는 유기전자장치.
- 상부에 유기전자소자가 형성된 기판의 주연부 상에 제 1 항의 접착제 조성물을 상기 유기전자소자의 측면을 둘러싸도록 도포하는 단계; 상기 접착제 조성물에 광을 조사하는 단계; 및 상기 접착제 조성물에 열을 가하는 단계를 포함하는 유기전자장치의 제조 방법.
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EP16769114.6A EP3275942B1 (en) | 2015-03-24 | 2016-03-24 | Adhesive composition |
JP2017549738A JP6636040B2 (ja) | 2015-03-24 | 2016-03-24 | 接着剤組成物 |
US15/560,025 US10421887B2 (en) | 2015-03-24 | 2016-03-24 | Adhesive composition |
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CN107580619A (zh) * | 2015-03-24 | 2018-01-12 | 株式会社Lg化学 | 粘合剂组合物 |
EP3275942B1 (en) * | 2015-03-24 | 2024-07-03 | LG Chem, Ltd. | Adhesive composition |
JP6976443B2 (ja) * | 2017-12-18 | 2021-12-08 | エルジー・ケム・リミテッド | 封止用組成物 |
DE102018208168A1 (de) * | 2018-05-24 | 2019-11-28 | Tesa Se | Kombination einer transparenten vollflächigen Verkapselung mit einer (intransparenten) Randverkapselung mit hohem Gettergehalt |
JP7394882B2 (ja) * | 2019-06-05 | 2023-12-08 | エルジー・ケム・リミテッド | 封止用組成物 |
KR20240128122A (ko) * | 2022-03-30 | 2024-08-23 | 미쓰이 가가쿠 가부시키가이샤 | 에폭시 수지 조성물, 봉지재 및 화상 표시 장치 |
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