WO2015125932A1 - 合わせガラス用中間膜及び合わせガラス - Google Patents
合わせガラス用中間膜及び合わせガラス Download PDFInfo
- Publication number
- WO2015125932A1 WO2015125932A1 PCT/JP2015/054840 JP2015054840W WO2015125932A1 WO 2015125932 A1 WO2015125932 A1 WO 2015125932A1 JP 2015054840 W JP2015054840 W JP 2015054840W WO 2015125932 A1 WO2015125932 A1 WO 2015125932A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- laminated glass
- less
- mol
- interlayer film
- bright
- Prior art date
Links
- 239000005340 laminated glass Substances 0.000 title claims abstract description 158
- 239000011229 interlayer Substances 0.000 title claims abstract description 94
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 82
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000011354 acetal resin Substances 0.000 claims description 90
- 229920006324 polyoxymethylene Polymers 0.000 claims description 90
- 229920002554 vinyl polymer Polymers 0.000 claims description 90
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 88
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 62
- 239000004014 plasticizer Substances 0.000 claims description 44
- 239000010410 layer Substances 0.000 description 84
- 239000011521 glass Substances 0.000 description 25
- 238000006359 acetalization reaction Methods 0.000 description 22
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 21
- 230000021736 acetylation Effects 0.000 description 19
- 238000006640 acetylation reaction Methods 0.000 description 19
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 16
- -1 alkali metal salts Chemical class 0.000 description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 11
- 230000035515 penetration Effects 0.000 description 11
- 229920002451 polyvinyl alcohol Polymers 0.000 description 11
- 229920005989 resin Polymers 0.000 description 11
- 239000011347 resin Substances 0.000 description 11
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 238000012360 testing method Methods 0.000 description 8
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 7
- 150000001299 aldehydes Chemical class 0.000 description 7
- 125000004432 carbon atom Chemical group C* 0.000 description 7
- 238000006116 polymerization reaction Methods 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- AMIMRNSIRUDHCM-UHFFFAOYSA-N Isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 description 6
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 6
- 125000004036 acetal group Chemical group 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 239000005357 flat glass Substances 0.000 description 6
- 239000002356 single layer Substances 0.000 description 6
- 239000002344 surface layer Substances 0.000 description 6
- FRQDZJMEHSJOPU-UHFFFAOYSA-N Triethylene glycol bis(2-ethylhexanoate) Chemical compound CCCCC(CC)C(=O)OCCOCCOCCOC(=O)C(CC)CCCC FRQDZJMEHSJOPU-UHFFFAOYSA-N 0.000 description 5
- 230000035484 reaction time Effects 0.000 description 5
- 229920002799 BoPET Polymers 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 150000007524 organic acids Chemical class 0.000 description 4
- 150000002895 organic esters Chemical class 0.000 description 4
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N pentanal Chemical compound CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 4
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 4
- JEYLQCXBYFQJRO-UHFFFAOYSA-N 2-[2-[2-(2-ethylbutanoyloxy)ethoxy]ethoxy]ethyl 2-ethylbutanoate Chemical compound CCC(CC)C(=O)OCCOCCOCCOC(=O)C(CC)CC JEYLQCXBYFQJRO-UHFFFAOYSA-N 0.000 description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000003963 antioxidant agent Substances 0.000 description 3
- 230000003078 antioxidant effect Effects 0.000 description 3
- OCWYEMOEOGEQAN-UHFFFAOYSA-N bumetrizole Chemical compound CC(C)(C)C1=CC(C)=CC(N2N=C3C=C(Cl)C=CC3=N2)=C1O OCWYEMOEOGEQAN-UHFFFAOYSA-N 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 125000000962 organic group Chemical group 0.000 description 3
- 229910052762 osmium Inorganic materials 0.000 description 3
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000011342 resin composition Substances 0.000 description 3
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 description 3
- YJGHMLJGPSVSLF-UHFFFAOYSA-N 2-[2-(2-octanoyloxyethoxy)ethoxy]ethyl octanoate Chemical compound CCCCCCCC(=O)OCCOCCOCCOC(=O)CCCCCCC YJGHMLJGPSVSLF-UHFFFAOYSA-N 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- FERIUCNNQQJTOY-UHFFFAOYSA-N Butyric acid Chemical compound CCCC(O)=O FERIUCNNQQJTOY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PYGXAGIECVVIOZ-UHFFFAOYSA-N Dibutyl decanedioate Chemical compound CCCCOC(=O)CCCCCCCCC(=O)OCCCC PYGXAGIECVVIOZ-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 150000001278 adipic acid derivatives Chemical class 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- JARKCYVAAOWBJS-UHFFFAOYSA-N hexanal Chemical compound CCCCCC=O JARKCYVAAOWBJS-UHFFFAOYSA-N 0.000 description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000000088 plastic resin Substances 0.000 description 2
- YPFDHNVEDLHUCE-UHFFFAOYSA-N propane-1,3-diol Chemical compound OCCCO YPFDHNVEDLHUCE-UHFFFAOYSA-N 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- KZVBBTZJMSWGTK-UHFFFAOYSA-N 1-[2-(2-butoxyethoxy)ethoxy]butane Chemical compound CCCCOCCOCCOCCCC KZVBBTZJMSWGTK-UHFFFAOYSA-N 0.000 description 1
- DLZBUNUDESZERL-UHFFFAOYSA-N 1-o-heptyl 6-o-nonyl hexanedioate Chemical compound CCCCCCCCCOC(=O)CCCCC(=O)OCCCCCCC DLZBUNUDESZERL-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- CKQNDABUGIXFCL-UHFFFAOYSA-N 2-(2-octanoyloxyethoxy)ethyl octanoate Chemical compound CCCCCCCC(=O)OCCOCCOC(=O)CCCCCCC CKQNDABUGIXFCL-UHFFFAOYSA-N 0.000 description 1
- UNNGUFMVYQJGTD-UHFFFAOYSA-N 2-Ethylbutanal Chemical compound CCC(CC)C=O UNNGUFMVYQJGTD-UHFFFAOYSA-N 0.000 description 1
- OXQGTIUCKGYOAA-UHFFFAOYSA-N 2-Ethylbutanoic acid Chemical compound CCC(CC)C(O)=O OXQGTIUCKGYOAA-UHFFFAOYSA-N 0.000 description 1
- GCDUWJFWXVRGSM-UHFFFAOYSA-N 2-[2-(2-heptanoyloxyethoxy)ethoxy]ethyl heptanoate Chemical compound CCCCCCC(=O)OCCOCCOCCOC(=O)CCCCCC GCDUWJFWXVRGSM-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- SSKNCQWPZQCABD-UHFFFAOYSA-N 2-[2-[2-(2-heptanoyloxyethoxy)ethoxy]ethoxy]ethyl heptanoate Chemical compound CCCCCCC(=O)OCCOCCOCCOCCOC(=O)CCCCCC SSKNCQWPZQCABD-UHFFFAOYSA-N 0.000 description 1
- ALKCLFLTXBBMMP-UHFFFAOYSA-N 3,7-dimethylocta-1,6-dien-3-yl hexanoate Chemical compound CCCCCC(=O)OC(C)(C=C)CCC=C(C)C ALKCLFLTXBBMMP-UHFFFAOYSA-N 0.000 description 1
- GPZYYYGYCRFPBU-UHFFFAOYSA-N 6-Hydroxyflavone Chemical compound C=1C(=O)C2=CC(O)=CC=C2OC=1C1=CC=CC=C1 GPZYYYGYCRFPBU-UHFFFAOYSA-N 0.000 description 1
- BJIUNQZHYLBUNL-UHFFFAOYSA-N 6-heptoxy-6-oxohexanoic acid Chemical compound CCCCCCCOC(=O)CCCCC(O)=O BJIUNQZHYLBUNL-UHFFFAOYSA-N 0.000 description 1
- OIUGWVWLEGLAGH-UHFFFAOYSA-N 6-nonoxy-6-oxohexanoic acid Chemical compound CCCCCCCCCOC(=O)CCCCC(O)=O OIUGWVWLEGLAGH-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- FSRKEDYWZHGEGG-UHFFFAOYSA-N [2-(8-methylnonyl)phenyl] dihydrogen phosphate Chemical compound CC(C)CCCCCCCC1=CC=CC=C1OP(O)(O)=O FSRKEDYWZHGEGG-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229920000180 alkyd Polymers 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- ZFMQKOWCDKKBIF-UHFFFAOYSA-N bis(3,5-difluorophenyl)phosphane Chemical compound FC1=CC(F)=CC(PC=2C=C(F)C=C(F)C=2)=C1 ZFMQKOWCDKKBIF-UHFFFAOYSA-N 0.000 description 1
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- KSMVZQYAVGTKIV-UHFFFAOYSA-N decanal Chemical compound CCCCCCCCCC=O KSMVZQYAVGTKIV-UHFFFAOYSA-N 0.000 description 1
- GHVNFZFCNZKVNT-UHFFFAOYSA-N decanoic acid Chemical compound CCCCCCCCCC(O)=O GHVNFZFCNZKVNT-UHFFFAOYSA-N 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 150000005690 diesters Chemical group 0.000 description 1
- XWVQUJDBOICHGH-UHFFFAOYSA-N dioctyl nonanedioate Chemical compound CCCCCCCCOC(=O)CCCCCCCC(=O)OCCCCCCCC XWVQUJDBOICHGH-UHFFFAOYSA-N 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 229920006242 ethylene acrylic acid copolymer Polymers 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 239000006081 fluorescent whitening agent Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000005816 glass manufacturing process Methods 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- MNWFXJYAOYHMED-UHFFFAOYSA-N heptanoic acid Chemical compound CCCCCCC(O)=O MNWFXJYAOYHMED-UHFFFAOYSA-N 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- OJXOOFXUHZAXLO-UHFFFAOYSA-M magnesium;1-bromo-3-methanidylbenzene;bromide Chemical compound [Mg+2].[Br-].[CH2-]C1=CC=CC(Br)=C1 OJXOOFXUHZAXLO-UHFFFAOYSA-M 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- GYHFUZHODSMOHU-UHFFFAOYSA-N nonanal Chemical compound CCCCCCCCC=O GYHFUZHODSMOHU-UHFFFAOYSA-N 0.000 description 1
- FBUKVWPVBMHYJY-UHFFFAOYSA-N nonanoic acid Chemical compound CCCCCCCCC(O)=O FBUKVWPVBMHYJY-UHFFFAOYSA-N 0.000 description 1
- NUJGJRNETVAIRJ-UHFFFAOYSA-N octanal Chemical compound CCCCCCCC=O NUJGJRNETVAIRJ-UHFFFAOYSA-N 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-N octanoic acid Chemical compound CCCCCCCC(O)=O WWZKQHOCKIZLMA-UHFFFAOYSA-N 0.000 description 1
- 125000005461 organic phosphorous group Chemical group 0.000 description 1
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- OXFUXNFMHFCELM-UHFFFAOYSA-N tripropan-2-yl phosphate Chemical compound CC(C)OP(=O)(OC(C)C)OC(C)C OXFUXNFMHFCELM-UHFFFAOYSA-N 0.000 description 1
- WTLBZVNBAKMVDP-UHFFFAOYSA-N tris(2-butoxyethyl) phosphate Chemical compound CCCCOCCOP(=O)(OCCOCCCC)OCCOCCCC WTLBZVNBAKMVDP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/10009—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets
- B32B17/10036—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the number, the constitution or treatment of glass sheets comprising two outer glass sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
- B32B17/10005—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing
- B32B17/1055—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer
- B32B17/10761—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin laminated safety glass or glazing characterized by the resin layer, i.e. interlayer containing vinyl acetal
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C27/00—Joining pieces of glass to pieces of other inorganic material; Joining glass to glass other than by fusing
- C03C27/06—Joining glass to glass by processes other than fusing
- C03C27/10—Joining glass to glass by processes other than fusing with the aid of adhesive specially adapted for that purpose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2329/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2429/14—Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
- C08L2666/68—Plasticizers; Solvents
Definitions
- the present invention relates to an interlayer film for laminated glass used for laminated glass. Moreover, this invention relates to the laminated glass using the said intermediate film for laminated glasses.
- Laminated glass is superior in safety even if it is damaged by an external impact and the amount of glass fragments scattered is small. For this reason, the said laminated glass is widely used for a motor vehicle, a rail vehicle, an aircraft, a ship, a building, etc.
- the laminated glass is manufactured by sandwiching an intermediate film between a pair of glass plates.
- Patent Document 1 As an example of the interlayer film for laminated glass, Patent Document 1 listed below discloses that 100 parts by weight of a polyvinyl acetal resin having a degree of acetalization of 60 to 85 mol% and at least one of alkali metal salts and alkaline earth metal salts. A sound insulating layer containing 0.001 to 1.0 parts by weight of a metal salt of the above and a plasticizer exceeding 30 parts by weight is disclosed. This sound insulation layer may be a single layer and used as an intermediate film.
- Patent Document 1 also describes a multilayer intermediate film in which the sound insulation layer and other layers are laminated.
- the other layer laminated on the sound insulation layer is composed of 100 parts by weight of a polyvinyl acetal resin having an acetalization degree of 60 to 85 mol%, and at least one metal salt of at least one of an alkali metal salt and an alkaline earth metal salt. 1.0 part by weight and a plasticizer of 30 parts by weight or less are included.
- An object of the present invention is to provide an interlayer film for laminated glass that can enhance transparency, and a more specific object of the present invention is to increase transparency even when different thermoplastic resins are used in combination. It is providing the intermediate film for laminated glasses which can be manufactured. Another object of the present invention is to provide a laminated glass using the interlayer film for laminated glass.
- a sea-island state having a sea-like dark part and a plurality of island-like bright parts is observed, and a thermoplastic resin is formed in the dark part region.
- the region of the bright part contains a thermoplastic resin, and the arithmetic mean value of the major axis of the bright part is 400 nm or less, or the median value of the major axis of the bright part is An interlayer film for laminated glass having a thickness of 400 nm or less is provided.
- the arithmetic average value of the major axis of the bright part is 50 nm or more and 400 nm or less, or the median value of the major axis of the bright part is 50 nm or more and 400 nm. It is as follows.
- thermoplastic resin included in the dark area is different from the thermoplastic resin included in the bright area.
- thermoplastic resin contained in the dark region is a polyvinyl acetal resin
- thermoplastic resin contained in the bright region is polyvinyl. Acetal resin
- the hydroxyl group content of the polyvinyl acetal resin contained in the dark region is the hydroxyl group content of the polyvinyl acetal resin contained in the bright region. Higher than the rate.
- the content of hydroxyl groups of the polyvinyl acetal resin contained in the dark region is 25 mol% or more.
- the hydroxyl group content of the polyvinyl acetal resin contained in the bright region is the hydroxyl group content of the polyvinyl acetal resin contained in the dark region. Lower than the rate.
- the content of hydroxyl groups in the polyvinyl acetal resin contained in the bright region is less than 25 mol%.
- the area of the bright portion occupying the entire area of the dark portion and the bright portion is 7.8% or less. In another specific aspect, the area of the bright part in the entire area of the dark part and the bright part is 0.5% or more and 7.8% or less.
- the interlayer film for laminated glass includes a plasticizer.
- the arithmetic average value of the major axis of the bright part is preferably 50 nm or more and 400 nm or less. It is also preferable that the median value of the major axis of the bright part is 50 nm or more and 400 nm or less.
- the first laminated glass member, the second laminated glass member, and the interlayer film for laminated glass described above are provided, and the first laminated glass member and the second laminated glass are provided.
- a laminated glass is provided in which the interlayer film is disposed between the members.
- the interlayer film for laminated glass according to the present invention When the interlayer film for laminated glass according to the present invention is observed with a transmission electron microscope, a sea-island state having a sea-like dark part and a plurality of island-like bright parts is observed.
- a plastic resin is contained, and the region of the bright part contains a thermoplastic resin, and the arithmetic average value of the major axis of the bright part is 400 nm or less, or the center of the major axis of the bright part Since the value is 400 nm or less, the transparency can be improved.
- FIG. 1 is a partially cutaway cross-sectional view schematically showing a multilayer interlayer film including an interlayer film for laminated glass according to the first embodiment of the present invention.
- FIG. 2 is a partially cutaway cross-sectional view schematically showing an interlayer film for laminated glass according to the second embodiment of the present invention.
- FIG. 3 is a partially cutaway cross-sectional view schematically showing an example of a laminated glass using the multilayer intermediate film shown in FIG.
- FIG. 4 is an example of an image observed with a transmission electron microscope for the intermediate film included in the intermediate film according to the present invention.
- the interlayer film for laminated glass according to the present invention includes at least one thermoplastic resin, and preferably includes at least two thermoplastic resins.
- the intermediate film according to the present invention when observed with a transmission electron microscope, a sea-island state having a sea-like dark part and a plurality of island-like bright parts is observed.
- a thermoplastic resin is contained in the dark area.
- a thermoplastic resin is contained in the bright area.
- the arithmetic average value of the major axis of the bright part is 400 nm or less, or the median value of the major axis of the bright part is 400 nm or less.
- the intermediate film according to the present invention has the above-described configuration, the arithmetic average value of the major axis of the bright part is 400 nm or less, or the median value of the major axis of the bright part is 400 nm or less. Therefore, the interlayer film according to the present invention can improve transparency.
- the island-shaped bright portions having a specific size greatly contribute to maintaining high transparency.
- the observation with the transmission electron microscope is performed, for example, by observing an area of 7.29 ⁇ m ⁇ 7.29 ⁇ m (square) at a magnification of 3000 times.
- Photoshop CS4 ver.
- binarization processing is performed with a threshold value of 170.
- the number of pixels (number of pixels) in the bright area is obtained. Based on the number of pixels, the arithmetic average value of the major axis of the bright part, the median value of the major axis of the bright part, and the area ratio of the bright part are obtained.
- Measured sample is obtained as follows. After measuring the intermediate film with osmium, a sample obtained by cutting the central part in the thickness direction of the intermediate film in a direction perpendicular to the thickness direction with a cryomicrotome (LEICA: UC7) to obtain a 70 nm-thick section And Specifically, a piece obtained by trimming the intermediate film is dyed with a 2% osmium acid aqueous solution at 60 ° C. for 12 hours and then washed, and the central part in the thickness direction of the intermediate film is set in a direction perpendicular to the thickness direction, and the cryomicrotome. A section having a thickness of 70 nm was cut out at a small piece temperature of ⁇ 20 ° C. using LEICA, main body: UCT, cryochamber: EMFCS, and placed on a sheet mesh with a supporting film as a measurement sample.
- LEICA cryomicrotome
- the arithmetic average value of the major axis of the bright part is preferably 10 nm or more, more preferably 50 nm or more, still more preferably 80 nm or more, particularly preferably 100 nm or more, 400 nm or less, preferably It is 300 nm or less, more preferably 280 nm or less, still more preferably 250 nm or less, and particularly preferably 240 nm or less.
- the median value of the major axis of the bright part is preferably 10 nm or more, more preferably 50 nm or more, still more preferably 80 nm or more, particularly preferably 100 nm or more, 400 nm or less, preferably 300 nm. Below, it is more preferably 280 nm or less, further preferably 250 nm or less, particularly preferably 240 nm or less.
- the area of the bright part (area ratio of the bright part) in the entire area of the dark part and the bright part is preferably 0.1% or more, more preferably 0.5%. % Or more, more preferably 0.75% or more, and particularly preferably 1% or more.
- the area of the bright portion occupying the entire area of the dark portion and the bright portion is preferably 7.8% or less, more preferably Is 6.6% or less, more preferably 4% or less, particularly preferably 3% or less, and most preferably 2.5% or less.
- the intermediate film according to the present invention includes at least two kinds of thermoplastic resins because it is easy to obtain a sea-island state having the specific dark part and the bright part, and the transparency can be effectively improved. It is preferable to include. In order to obtain a sea-island state having the specific dark part and bright part, it is preferable to select at least two kinds of thermoplastic resins. Moreover, when the thermoplastic resin is a polyvinyl acetal resin, the sea-island state having the specific dark part and the bright part can also be obtained by controlling the synthesis conditions of the polyvinyl acetal resin.
- thermoplastic resin contained in the dark part region and the bright part It is preferable that the thermoplastic resin contained in the region is different.
- thermoplastic resin contained in the dark part region has a hydroxyl group.
- the thermoplastic resin contained in the bright region has a hydroxyl group, the hydroxyl group content of the thermoplastic resin contained in the dark region, and the thermoplastic resin contained in the bright region. It is preferable that the hydroxyl group content is different.
- the thermoplastic resin contained in the dark part region is a polyvinyl acetal resin. It is preferable that the thermoplastic resin contained in the bright area is a polyvinyl acetal resin.
- the content of the hydroxyl group of the polyvinyl acetal resin contained in the dark area is easy because it is easy to obtain a sea-island state having the specific dark part and the bright part, and the transparency can be effectively improved. It is preferable that the hydroxyl group content of the polyvinyl acetal resin contained in the bright area is different. Note that both the thermoplastic resin included in the dark area and the thermoplastic resin included in the bright area are not necessarily polyvinyl acetal resins.
- thermoplastic resins in order to obtain a sea-island state having the specific dark part and bright part, 1) a first intermediate film containing the first thermoplastic resin, and a second heat A second intermediate film containing a plastic resin may be used, 2) an intermediate film containing a first thermoplastic resin, and a second thermoplastic resin as a new raw material may be used. You may use a 1st thermoplastic resin and a 2nd thermoplastic resin as a raw material.
- An intermediate film containing a thermoplastic resin consists of unnecessary portions (ears) at both ends of the intermediate film generated in the intermediate film manufacturing process, unnecessary portions (trims) around the intermediate film generated in the laminated glass manufacturing process, and laminated glass Laminated glass obtained by disassembling used laminated glass and aging buildings, as well as interlayer films for laminated glass obtained by separating and removing glass plates from defective laminated glass produced in the manufacturing process And an interlayer film for laminated glass obtained by separating and removing the glass plate.
- the layer X containing the thermoplastic resin is different from the thermoplastic resin contained in the layer X as an effort to reuse the interlayer film containing a different thermoplastic resin as a part of the raw material.
- FIG. 1 schematically shows a multilayer interlayer film including an interlayer film for laminated glass according to the first embodiment of the present invention in a partially cutaway sectional view.
- the intermediate film 1 is a multilayer intermediate film having a structure of two or more layers (laminated structure).
- the intermediate film 1 is used to obtain a laminated glass.
- the intermediate film 1 is an intermediate film for laminated glass.
- the intermediate film 1 is opposite to the first layer 2, the second layer 3 disposed on the first surface 2 a side of the first layer 2, and the first surface 2 a of the first layer 2.
- a third layer 4 disposed on the second surface 2b side.
- the second layer 3 is laminated on the first surface 2 a of the first layer 2.
- the third layer 4 is laminated on the second surface 2 b of the first layer 2.
- the first layer 2 is an intermediate layer.
- the second layer 3 and the third layer 4 are, for example, protective layers, and are surface layers in the present embodiment.
- the first layer 2 is disposed between the second layer 3 and the third layer 4 and is sandwiched between them. Therefore, the intermediate film 1 has a multilayer structure in which the second layer 3, the first layer 2, and the third layer 4 are
- the surface 3a opposite to the first layer 2 side of the second layer 3 is preferably a surface on which laminated glass members are laminated.
- the surface 4a opposite to the first layer 2 side of the third layer 4 is preferably the surface on which the laminated glass member is laminated.
- the other layer include a layer containing a thermoplastic resin such as polyvinyl acetal resin, and a layer containing polyethylene terephthalate.
- the first layer 2 preferably contains at least one kind of thermoplastic resin, and preferably contains a polyvinyl acetal resin and a plasticizer. More preferably, the second layer 3 preferably includes at least one thermoplastic resin, more preferably includes a polyvinyl acetal resin and a plasticizer, and the third layer 4 includes at least one thermoplastic resin. It is preferable that resin is included, and it is more preferable that polyvinyl acetal resin and a plasticizer are included.
- the first layer 2, the second layer 3, and the third layer 4 is an intermediate film corresponding to the intermediate film according to the present invention (sea island state Is).
- the first layer 2 may be an intermediate film (in the sea island state) corresponding to the intermediate film according to the present invention
- the second layer 3 may be an intermediate film (sea island in the sea island according to the present invention).
- the third layer 4 may be an intermediate film (in the sea island state) corresponding to the intermediate film according to the present invention.
- the surface layer is preferably an intermediate film (in a sea island state) corresponding to the intermediate film according to the present invention.
- only one surface layer may be an intermediate film corresponding to the intermediate film according to the present invention, and both surface layers may be intermediate films corresponding to the intermediate film according to the present invention. Both surface layers are preferably interlayer films corresponding to the interlayer film according to the present invention. Even if the intermediate film according to the present invention is used as a surface layer (intermediate film), the adhesiveness can be improved.
- FIG. 2 schematically shows the interlayer film for laminated glass according to the second embodiment of the present invention in a partially cutaway sectional view.
- the intermediate film 31 shown in FIG. 2 is a single-layer intermediate film having a single-layer structure.
- the intermediate film 31 is a first layer.
- the intermediate film 31 is used to obtain a laminated glass.
- the intermediate film 31 is an intermediate film for laminated glass.
- the intermediate film 31 is an intermediate film (in the sea island state) corresponding to the intermediate film according to the present invention.
- the intermediate film according to the present invention may be used to obtain laminated glass as a single-layer intermediate film such as 1) the intermediate film 31, and 2) multilayered together with other intermediate films as the intermediate film 1 As an intermediate film, it may be used to obtain a laminated glass.
- the second layer 3 and the third layer 4 are laminated one by one on both surfaces of the first layer 2.
- the second layer may be disposed on the first surface side of the first layer. Even if the second layer is disposed on the first surface side of the first layer and the third layer is not disposed on the second surface side of the first layer. Good. However, the second layer is disposed on the first surface side of the first layer, and the third layer is disposed on the second surface side of the first layer. It is preferable.
- the adhesiveness with respect to a laminated glass member etc. can be adjusted with the surface of the both sides of an intermediate film. In addition, when the said 3rd layer does not exist, the adhesiveness with respect to the laminated glass member of the outer surface of the said 2nd layer of an intermediate film can be adjusted.
- the intermediate film includes at least one thermoplastic resin.
- the thermoplastic resin include polyvinyl acetal resin, ethylene-vinyl acetate copolymer resin, ethylene-acrylic acid copolymer resin, polyurethane resin, polyvinyl alcohol resin, and polyester resin.
- the thermoplastic resin contained in the sea-like dark area is the first thermoplastic resin.
- the thermoplastic resin contained in the region of the island-like bright part is referred to as a second thermoplastic resin.
- the hydroxyl group content of the first thermoplastic resin is preferably higher than the hydroxyl group content of the second thermoplastic resin. That is, the hydroxyl group content of the second thermoplastic resin contained in the bright region is lower than the hydroxyl group content of the first thermoplastic resin contained in the dark region. preferable.
- the absolute value of the difference between the hydroxyl group content of the first thermoplastic resin and the hydroxyl group content of the second thermoplastic resin is preferably Is 0.5 mol% or more, more preferably 1 mol% or more, still more preferably 4 mol% or more, and particularly preferably 6 mol% or more.
- the absolute value of the difference between the hydroxyl group content of the first thermoplastic resin and the hydroxyl group content of the second thermoplastic resin is preferably 15 mol% or less, more preferably 12 mol% or less, and further Preferably it is 10 mol% or less, Most preferably, it is 8.5 mol% or less.
- the absolute value of the difference between the hydroxyl group content of the first thermoplastic resin and the hydroxyl group content of the second thermoplastic resin is preferably Is 8 mol% or less, more preferably 7.5 mol% or less, still more preferably 7 mol% or less, and particularly preferably 6.5 mol% or less.
- thermoplastic resin is preferably a polyvinyl acetal resin because it is easy to obtain a sea-island state having the specific dark part and bright part.
- the polyvinyl acetal resin can be produced, for example, by acetalizing polyvinyl alcohol with an aldehyde.
- the polyvinyl alcohol can be obtained, for example, by saponifying polyvinyl acetate.
- the saponification degree of the polyvinyl alcohol is generally 70 to 99.9 mol%.
- the average degree of polymerization of the polyvinyl alcohol is preferably 200 or more, more preferably 500 or more, more preferably 1000 or more, more preferably 1500 or more, still more preferably 1600 or more, preferably 3000 or less, more preferably 2700 or less, and further Preferably it is 2400 or less.
- the average degree of polymerization is not less than the above lower limit, the penetration resistance of the laminated glass is further enhanced.
- the average degree of polymerization is not more than the above upper limit, the intermediate film can be easily molded.
- the average degree of polymerization of the polyvinyl alcohol is particularly preferably 1500 or more and 3000 or less.
- the average degree of polymerization of the polyvinyl alcohol is determined by a method based on JIS K6726 “Testing method for polyvinyl alcohol”.
- the carbon number of the acetal group contained in the polyvinyl acetal resin is not particularly limited.
- the aldehyde used when manufacturing the said polyvinyl acetal resin is not specifically limited.
- the acetal group in the polyvinyl acetal resin preferably has 3 to 5 carbon atoms, more preferably 3 or 4. When the carbon number of the acetal group in the polyvinyl acetal resin is 3 or more, the glass transition temperature of the intermediate film is sufficiently low.
- the aldehyde is not particularly limited. In general, an aldehyde having 1 to 10 carbon atoms is preferably used as the aldehyde.
- Examples of the aldehyde having 1 to 10 carbon atoms include formaldehyde, acetaldehyde, propionaldehyde, n-butyraldehyde, isobutyraldehyde, n-valeraldehyde, 2-ethylbutyraldehyde, n-hexylaldehyde, n-octylaldehyde, Examples include n-nonyl aldehyde, n-decyl aldehyde, and benzaldehyde.
- propionaldehyde, n-butyraldehyde, isobutyraldehyde, n-hexylaldehyde or n-valeraldehyde is preferable
- propionaldehyde, n-butyraldehyde or isobutyraldehyde is more preferable
- n-butyraldehyde is still more preferable.
- the said aldehyde only 1 type may be used and 2 or more types may be used together.
- the polyvinyl acetal resin contained in the sea-like dark region is defined as a polyvinyl acetal resin (1).
- the thermoplastic resin contained in the island-like bright region is a polyvinyl acetal resin
- the polyvinyl acetal resin contained in the thermoplastic resin contained in the island-like bright region is And a polyvinyl acetal resin (2).
- the polyvinyl acetal resin (1) is preferably a thermoplastic resin having the largest content among the thermoplastic resins contained in the dark region.
- the polyvinyl acetal resin (2) is preferably a thermoplastic resin having the largest content among the thermoplastic resins contained in the bright region.
- the hydroxyl group content (hydroxyl group amount) of the polyvinyl acetal resin (1) is preferably 20 mol% or more, more preferably 25 mol% or more, still more preferably 28 mol% or more, particularly preferably 29 mol% or more, preferably Is not more than 37 mol%, more preferably not more than 35 mol%, still more preferably not more than 32 mol%, particularly preferably not more than 31 mol%.
- the hydroxyl group content is not less than the above lower limit, the adhesive strength of the interlayer film is appropriately increased, and the penetration resistance of the laminated glass is further enhanced. Further, when the hydroxyl group content is not more than the above upper limit, the flexibility of the interlayer film is increased, and the handling of the interlayer film is facilitated.
- the content of hydroxyl groups in the polyvinyl acetal resin (2) is preferably 15 mol% or more, more preferably 18 mol% or more, still more preferably 20 mol% or more, particularly preferably 22 mol% or more, and most preferably 24 mol. % Or more, preferably 30 mol% or less, more preferably 28 mol%, still more preferably 26 mol% or less, particularly preferably less than 25 mol%, most preferably 24.5 mol% or less.
- the hydroxyl group content is at least the above lower limit, the adhesive strength of the intermediate film is appropriately increased. Further, when the hydroxyl group content is not more than the above upper limit, the flexibility of the interlayer film is increased, and the handling of the interlayer film is facilitated.
- the hydroxyl group content of the polyvinyl acetal resin (1) is preferably higher than the hydroxyl group content of the polyvinyl acetal resin (2).
- the absolute value of the difference between the hydroxyl group content of the polyvinyl acetal resin (1) and the hydroxyl group content of the polyvinyl acetal resin (2). Is preferably 0.5 mol% or more, more preferably 1 mol% or more.
- the absolute value of the difference between the hydroxyl group content of the polyvinyl acetal resin (1) and the hydroxyl group content of the polyvinyl acetal resin (2) is preferably 8.5 mol% or less.
- the hydroxyl group content of the polyvinyl acetal resin is a value indicating the mole fraction obtained by dividing the amount of ethylene groups to which the hydroxyl group is bonded by the total amount of ethylene groups in the main chain, as a percentage.
- the amount of the ethylene group to which the hydroxyl group is bonded can be determined, for example, by measuring according to JIS K6726 “Testing method for polyvinyl alcohol”.
- the degree of acetylation (acetyl group amount) of the polyvinyl acetal resin (1) is preferably 0.1 mol% or more, more preferably 0.8 mol% or more, preferably 5 mol% or less, more preferably 1.5 mol%.
- the mol% or less more preferably 1 mol% or less.
- the degree of acetylation of the polyvinyl acetal resin (2) is preferably 0.1 mol% or more, more preferably 0.5 mol% or more, still more preferably more than 5 mol%, particularly preferably 10 mol% or more, most preferably Preferably it is 12 mol% or more, Preferably it is 30 mol% or less, More preferably, it is 25 mol% or less, More preferably, it is 20 mol% or less, Most preferably, it is 13 mol% or less.
- the acetylation degree is not less than the above lower limit, the compatibility between the polyvinyl acetal resin and the plasticizer is increased.
- the acetylation degree is not more than the above upper limit, the moisture resistance of the interlayer film and the laminated glass is increased.
- the degree of acetylation is obtained by subtracting the amount of ethylene groups to which acetal groups are bonded and the amount of ethylene groups to which hydroxyl groups are bonded from the total amount of ethylene groups of the main chain, It is a value indicating the mole fraction obtained by dividing by the percentage.
- the amount of ethylene group to which the acetal group is bonded can be measured, for example, according to JIS K6728 “Testing method for polyvinyl butyral”.
- the degree of acetalization of the polyvinyl acetal resin (1) is preferably 50 mol% or more, more preferably 60 mol% or more, still more preferably 65 mol% or more, particularly preferably. Is 67 mol% or more, preferably 85 mol% or less, more preferably 73 mol% or less, and still more preferably 71 mol% or less.
- the degree of acetalization is not less than the above lower limit, the compatibility between the polyvinyl acetal resin and the plasticizer increases.
- the degree of acetalization is less than or equal to the above upper limit, the reaction time required for producing a polyvinyl acetal resin is shortened.
- the degree of acetalization of the polyvinyl acetal resin (2) is preferably 50 mol% or more, more preferably 58 mol% or more, still more preferably 62 mol% or more, preferably It is 85 mol% or less, more preferably 83 mol% or less, still more preferably 80 mol% or less, and particularly preferably 66 mol% or less.
- the degree of acetalization is not less than the above lower limit, the compatibility between the polyvinyl acetal resin and the plasticizer increases.
- the degree of acetalization is less than or equal to the above upper limit, the reaction time required for producing a polyvinyl acetal resin is shortened.
- the above-mentioned degree of acetalization is a value indicating the mole fraction obtained by dividing the amount of ethylene groups to which acetal groups are bonded by the total amount of ethylene groups in the main chain as a percentage.
- the degree of acetalization can be calculated by a method based on JIS K6728 “Testing method for polyvinyl butyral”.
- the hydroxyl group content (hydroxyl content), acetalization degree (butyralization degree), and acetylation degree are preferably calculated from results measured by a method in accordance with JIS K6728 “Testing methods for polyvinyl butyral”. However, measurement by ASTM D1396-92 may be used.
- the polyvinyl acetal resin is a polyvinyl butyral resin
- the hydroxyl group content (hydroxyl amount), the acetalization degree (butyralization degree), and the acetylation degree are determined in accordance with JIS K6728 “Testing methods for polyvinyl butyral”. It can be calculated from the results measured by
- the polyvinyl acetal resin (2) contained in the bright part region has an acetylation degree (2a) of 8 mol% or less and an acetalization degree ( 2a) is preferably a polyvinyl acetal resin (2A) having 70 mol% or more, or a polyvinyl acetal resin (2B) having a degree of acetylation (2b) exceeding 8 mol%.
- the polyvinyl acetal resin (2) may be the polyvinyl acetal resin (2A) or the polyvinyl acetal resin (2B).
- the degree of acetylation (2a) of the polyvinyl acetal resin (2A) is 8 mol% or less, preferably 7.5 mol% or less, more preferably 7 mol% or less, still more preferably 6.5 mol% or less, particularly preferably. It is 5 mol% or less, preferably 0.1 mol% or more, more preferably 0.5 mol% or more, still more preferably 0.8 mol% or more, and particularly preferably 1 mol% or more.
- the acetylation degree (2a) is not more than the above upper limit and not less than the above lower limit, the migration of the plasticizer can be easily controlled, and the sound insulation of the laminated glass is further enhanced.
- the degree of acetalization (2a) of the polyvinyl acetal resin (2A) is 70 mol% or more, preferably 70.5 mol% or more, more preferably 71 mol% or more, still more preferably 71.5 mol% or more, particularly preferably. It is 72 mol% or more, preferably 85 mol% or less, more preferably 83 mol% or less, still more preferably 81 mol% or less, and particularly preferably 79 mol% or less.
- the degree of acetalization (2a) is not less than the above lower limit, the sound insulating property of the laminated glass is further enhanced.
- the reaction time required in order to manufacture polyvinyl acetal resin (2A) as the said acetalization degree (2a) is below the said upper limit can be shortened.
- the content (2a) of hydroxyl group in the polyvinyl acetal resin (2A) is preferably 18 mol% or more, more preferably 19 mol% or more, still more preferably 20 mol% or more, particularly preferably 21 mol% or more, and most preferably It is 25 mol% or more, preferably 31 mol% or less, more preferably 30 mol% or less, still more preferably 29 mol% or less, and particularly preferably 28 mol% or less.
- the hydroxyl group content (2a) is not less than the above lower limit, the adhesive strength of the intermediate film is further increased.
- the hydroxyl group content (2a) is not more than the above upper limit, the sound insulating properties of the laminated glass are further enhanced.
- the degree of acetylation (2b) of the polyvinyl acetal resin (2B) exceeds 8 mol%, preferably 9 mol% or more, more preferably 9.5 mol% or more, still more preferably 10 mol% or more, particularly preferably. 10.5 mol% or more, preferably 30 mol% or less, more preferably 28 mol% or less, still more preferably 26 mol% or less, particularly preferably 24 mol% or less, and most preferably 22 mol% or less.
- the acetylation degree (2b) is not less than the above lower limit, the sound insulating properties of the laminated glass are further enhanced.
- the reaction time required in order to manufacture polyvinyl acetal resin (2B) as the said acetylation degree (2b) is below the said upper limit can be shortened.
- the degree of acetalization (2b) of the polyvinyl acetal resin (2B) is preferably 50 mol% or more, more preferably 53 mol% or more, still more preferably 55 mol% or more, particularly preferably 60 mol% or more, preferably 80 mol. % Or less, more preferably 78 mol% or less, still more preferably 76 mol% or less, particularly preferably 74 mol% or less, and most preferably 68 mol% or less.
- the degree of acetalization (2b) is not less than the above lower limit, the sound insulating properties of the laminated glass are further enhanced.
- the reaction time required in order to manufacture polyvinyl acetal resin (2B) as the said acetalization degree (2b) is below the said upper limit can be shortened.
- the hydroxyl group content (2b) of the polyvinyl acetal resin (2B) is preferably 18 mol% or more, more preferably 19 mol% or more, still more preferably 20 mol% or more, particularly preferably 21 mol% or more, preferably 31. It is not more than mol%, more preferably not more than 30 mol%, still more preferably not more than 29 mol%, particularly preferably not more than 28 mol%, most preferably less than 25 mol%.
- the hydroxyl group content (2b) is not less than the lower limit, the adhesive strength of the intermediate film is further increased.
- the hydroxyl group content (2b) is not more than the above upper limit, the sound insulating properties of the laminated glass are further enhanced.
- the polyvinyl acetal resin (2A) and the polyvinyl acetal resin (2B) are each preferably a polyvinyl butyral resin.
- the content of the polyvinyl acetal resin having a hydroxyl group content of less than 25 mol% in 100% by weight of the polyvinyl acetal resin contained in the interlayer film is preferably 0.1% by weight or more, more preferably 0.5% by weight or more, still more preferably 0.8% by weight or more, preferably 5.5% by weight, more preferably 4.5% by weight or less, Preferably it is 2.2 weight% or less.
- the interlayer film preferably contains a plasticizer.
- the dark area preferably contains a plasticizer.
- the bright area preferably includes a plasticizer.
- the plasticizer contained in the dark area and the plasticizer contained in the bright area may be the same or different. As for the said plasticizer, only 1 type may be used and 2 or more types may be used together.
- plasticizer examples include organic ester plasticizers such as monobasic organic acid esters and polybasic organic acid esters, and organic phosphate plasticizers such as organic phosphoric acid plasticizers and organic phosphorous acid plasticizers. . Of these, organic ester plasticizers are preferred.
- the plasticizer is preferably a liquid plasticizer.
- Examples of the monobasic organic acid ester include glycol esters obtained by a reaction between glycol and a monobasic organic acid.
- Examples of the glycol include triethylene glycol, tetraethylene glycol, and tripropylene glycol.
- Examples of the monobasic organic acid include butyric acid, isobutyric acid, caproic acid, 2-ethylbutyric acid, heptylic acid, n-octylic acid, 2-ethylhexylic acid, n-nonylic acid, and decylic acid.
- polybasic organic acid ester examples include ester compounds of a polybasic organic acid and an alcohol having a linear or branched structure having 4 to 8 carbon atoms.
- polybasic organic acid examples include adipic acid, sebacic acid, and azelaic acid.
- organic ester plasticizer examples include triethylene glycol di-2-ethylpropanoate, triethylene glycol di-2-ethylbutyrate, triethylene glycol di-2-ethylhexanoate, triethylene glycol dicaprylate, Triethylene glycol di-n-octanoate, triethylene glycol di-n-heptanoate, tetraethylene glycol di-n-heptanoate, dibutyl sebacate, dioctyl azelate, dibutyl carbitol adipate, ethylene glycol di-2-ethylbutyrate, 1,3-propylene glycol di-2-ethyl butyrate, 1,4-butylene glycol di-2-ethyl butyrate, diethylene glycol di-2-ethyl butyrate, diethylene glycol di-2-ethyl Hexanoate, dipropylene glycol di-2-ethylbutyrate, triethylene glycol di-2-eth
- organic phosphate plasticizer examples include tributoxyethyl phosphate, isodecylphenyl phosphate, triisopropyl phosphate, and the like.
- the plasticizer is preferably a diester plasticizer represented by the following formula (1).
- R1 and R2 each represent an organic group having 2 to 10 carbon atoms
- R3 represents an ethylene group, an isopropylene group or an n-propylene group
- p represents an integer of 3 to 10
- R1 and R2 in the above formula (1) are each preferably an organic group having 5 to 10 carbon atoms, and more preferably an organic group having 6 to 10 carbon atoms.
- the plasticizer preferably contains triethylene glycol di-2-ethylhexanoate (3GO), triethylene glycol di-2-ethylbutyrate (3GH) or triethylene glycol di-2-ethylpropanoate. More preferably, it contains triethylene glycol di-2-ethylhexanoate or triethylene glycol di-2-ethylbutyrate, and more preferably contains triethylene glycol di-2-ethylhexanoate.
- 3GO triethylene glycol di-2-ethylhexanoate
- GGH triethylene glycol di-2-ethylbutyrate
- triethylene glycol di-2-ethylpropanoate More preferably, it contains triethylene glycol di-2-ethylhexanoate or triethylene glycol di-2-ethylbutyrate, and more preferably contains triethylene glycol di-2-ethylhexanoate.
- the content of the plasticizer contained in the intermediate film is preferably 25 parts by weight or more, more preferably 35 parts by weight or more, and still more preferably with respect to 100 parts by weight of the thermoplastic resin contained in the intermediate film. 39 parts by weight or more, preferably 50 parts by weight or less, more preferably 42 parts by weight or less.
- the plasticizer contained in the dark area is a plasticizer (1).
- the content of the plasticizer (1) with respect to 100 parts by weight of the first thermoplastic resin or 100 parts by weight of the polyvinyl acetal resin (1) is defined as content (1).
- region of the said bright part be a plasticizer (2).
- the content of the plasticizer (2) with respect to 100 parts by weight of the second thermoplastic resin or 100 parts by weight of the polyvinyl acetal resin (2) contained in the bright part region is defined as content (2).
- the content (1) of the plasticizer (1) with respect to 100 parts by weight of the first thermoplastic resin or 100 parts by weight of the polyvinyl acetal resin (1) is preferably 25 parts by weight or more, more preferably 35 parts by weight or more. More preferably, it is 39 parts by weight or more, preferably 50 parts by weight or less, more preferably 42 parts by weight or less.
- the content (1) is not less than the above lower limit, the flexibility of the intermediate film is increased, and the handling of the intermediate film is facilitated.
- the content (1) is not more than the above upper limit, the transparency of the interlayer film is further increased, and the penetration resistance of the laminated glass is further increased.
- the content (2) of the plasticizer (2) with respect to 100 parts by weight of the second thermoplastic resin or 100 parts by weight of the polyvinyl acetal resin (2) is preferably 35 parts by weight or more, more preferably 40 parts by weight or more. More preferably, it is 60 parts by weight or more, preferably 90 parts by weight or less, more preferably 80 parts by weight or less, and still more preferably 72 parts by weight or less.
- the content (2) is not less than the above lower limit, the flexibility of the interlayer film is increased, and the handling of the interlayer film is facilitated.
- the content (2) is not more than the above upper limit, the penetration resistance of the laminated glass is further enhanced.
- the content (1) is preferably smaller than the content (2).
- the absolute value of the difference between the content (1) and the content (2) is preferably 2 parts by weight or more, more preferably 5 parts by weight or more, More preferably, it is 8 parts by weight or more.
- the absolute value of the difference between the content (1) and the content (2) is preferably 22 parts by weight or less.
- the intermediate film may contain an antioxidant, an ultraviolet shielding agent, a light stabilizer, a flame retardant, an antistatic agent, a pigment, a dye, an adhesion modifier, a moisture-resistant agent, a fluorescent whitening agent, an infrared absorber, and the like as necessary.
- An additive may be included. As for these additives, only 1 type may be used and 2 or more types may be used together.
- the thickness of the intermediate film according to the present invention is not particularly limited. From the viewpoint of practical use, the thickness of the interlayer film is preferably 0.1 mm or more, more preferably 0.25 mm or more, preferably 3 mm or less, more preferably 1.5 mm or less. When the thickness of the intermediate film is not less than the above lower limit, the penetration resistance of the laminated glass is increased. When the thickness of the interlayer film is not more than the above upper limit, the transparency of the interlayer film is further improved.
- the method for producing the interlayer film for laminated glass according to the present invention is not particularly limited.
- Examples of the method for producing an interlayer film for laminated glass according to the present invention include a method of extruding a resin composition using an extruder when a single-layer interlayer film is obtained.
- a method for producing an interlayer film for laminated glass according to the present invention when a multilayer interlayer film is obtained by laminating with another interlayer film, each layer is formed using each resin composition for forming each layer. Later, for example, a method of laminating each obtained layer, a method of laminating each layer by co-extrusion of each resin composition for forming each layer using an extruder, and the like can be mentioned. Since it is suitable for continuous production, an extrusion method is preferred.
- FIG. 3 is a cross-sectional view schematically showing an example of a laminated glass using a multilayer interlayer film including the interlayer film for laminated glass according to the first embodiment of the present invention.
- the intermediate film 1 is disposed between the first laminated glass member 21 and the second laminated glass member 22 and is sandwiched.
- a first laminated glass member 21 is laminated on the first surface 1 a of the intermediate film 1.
- a second laminated glass member 22 is laminated on a second surface 1 b opposite to the first surface 1 a of the intermediate film 1.
- a first laminated glass member 21 is laminated on the outer surface 3 a of the second layer 3 of the intermediate film 1.
- a second laminated glass member 22 is laminated on the outer surface 4 a of the third layer 4 of the intermediate film 1.
- an intermediate film 31 may be used.
- the laminated glass which concerns on this invention is the 1st laminated glass member, the 2nd laminated glass member, and the intermediate
- the intermediate film includes the intermediate film for laminated glass of the present invention.
- the interlayer film for laminated glass of the present invention may be disposed alone between the first laminated glass member and the second laminated glass member, and together with the other interlayer film, the first laminated glass. You may arrange
- the laminated glass member examples include a glass plate and a PET (polyethylene terephthalate) film.
- Laminated glass includes not only laminated glass in which an intermediate film is sandwiched between two glass plates, but also laminated glass in which an intermediate film is sandwiched between a glass plate and a PET film or the like.
- the laminated glass is a laminate including a glass plate, and preferably at least one glass plate is used.
- Each of the first laminated glass member and the second laminated glass member is a glass plate or a PET film, and at least one of the first laminated glass member and the second laminated glass member is a glass plate. It is preferable that
- the glass plate examples include inorganic glass and organic glass.
- the inorganic glass examples include float plate glass, heat ray absorbing plate glass, heat ray reflecting plate glass, polished plate glass, mold plate glass, and wire-containing plate glass.
- the organic glass is a synthetic resin glass substituted for inorganic glass.
- examples of the organic glass include polycarbonate plates and poly (meth) acrylic resin plates.
- Examples of the poly (meth) acrylic resin plate include a polymethyl (meth) acrylate plate.
- the thickness of the laminated glass member is preferably 1 mm or more, preferably 5 mm or less, more preferably 3 mm or less.
- the thickness of the glass plate is preferably 1 mm or more, preferably 5 mm or less, more preferably 3 mm or less.
- the thickness of the PET film is preferably 0.03 mm or more, and preferably 0.5 mm or less.
- the method for producing the laminated glass is not particularly limited.
- the intermediate film is sandwiched between the first laminated glass member and the second laminated glass member, passed through a pressing roll, or put in a rubber bag and sucked under reduced pressure, and the first The air remaining between the laminated glass member, the second laminated glass member and the intermediate film is degassed. Thereafter, it is pre-adhered at about 70 to 110 ° C. to obtain a laminate.
- the laminate is put in an autoclave or pressed and pressed at about 120 to 150 ° C. and a pressure of 1 to 1.5 MPa. In this way, a laminated glass can be obtained.
- the interlayer film and the laminated glass can be used for automobiles, railway vehicles, aircraft, ships, buildings, and the like.
- the said intermediate film and the said laminated glass can be used besides these uses.
- the interlayer film and the laminated glass are preferably a vehicle or architectural interlayer film and a laminated glass, and more preferably a vehicle interlayer film and a laminated glass.
- the intermediate film and the laminated glass can be used for an automobile windshield, side glass, rear glass, roof glass, or the like.
- the interlayer film and the laminated glass are suitably used for automobiles.
- thermoplastic resin PVB (1) (using n-butyraldehyde, average polymerization degree of PVA 1700, hydroxyl group content 30.4 mol%, acetylation degree 0.8 mol%, acetalization degree (butyralization degree) 68.8 mol %)
- PVB (2) (using n-butyraldehyde, average polymerization degree of PVA used in each example and comparative example, hydroxyl group content, degree of acetylation and degree of acetalization (degree of butyralization) of PVB (2) (See Table 1 below)
- the degree of acetalization degree of butyral
- the degree of acetylation degree of acetylation
- the hydroxyl group content were measured by a method based on JIS K6728 “Testing methods for polyvinyl butyral”.
- ASTM D1396-92 the same numerical value as the method based on JIS K6728 “Testing method for polyvinyl butyral” was shown.
- T-326 UV shielding agent, 2- (2′-hydroxy-3′-tert-butyl-5-methylphenyl) -5-chlorobenzotriazole, “Tinuvin 326” manufactured by BASF)
- Example 1 Preparation of interlayer film: 100 parts by weight of PVB (1), 0.87 parts by weight of PVB (2), 40 parts by weight of a plasticizer (3GO), 0.2 parts by weight of an ultraviolet screening agent (Tinuvin 326), and an antioxidant (BHT) 0 2 parts by weight were mixed to obtain a composition.
- a plasticizer 3GO
- an ultraviolet screening agent Tinuvin 326
- BHT antioxidant
- the obtained composition was extruded using an extruder to obtain an intermediate film (thickness: 800 ⁇ m).
- Laminated glass production The obtained interlayer film was cut into a length of 80 mm and a width of 80 mm. Next, an intermediate film is sandwiched between two transparent float glasses (length 80 mm x width 80 mm x thickness 2.5 mm), held at 90 ° C for 30 minutes with a vacuum laminator, and vacuum pressed to obtain a laminate. It was. In the laminated body, the intermediate film portion protruding from the glass was cut off to obtain a laminated glass.
- Example 2 to 12 and Comparative Example 1 An interlayer film and a laminated glass were produced in the same manner as in Example 1 except that the type and content of the polyvinyl acetal resin were set as shown in Table 1 below.
- the arithmetic average value of the major axis of the bright part means the average value of the major axis of all bright parts confirmed in the observed area, and the median of the major axis of the bright part is confirmed in the observed area. This means the median value when the major axes of all the bright parts are arranged in ascending order.
- the dark area contains a thermoplastic resin (polyvinyl butyral resin) having a relatively high hydroxyl group content, so PVB (1) is contained, and the bright area contains a relatively hydroxyl group. Since a thermoplastic resin (polyvinyl butyral resin) having a low content of C is contained, PVB (2) was contained.
- FIG. 4 shows an example of an image observed with a transmission electron microscope for the intermediate film included in the intermediate film according to the present invention.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Joining Of Glass To Other Materials (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
上記中間膜は、少なくとも1種の熱可塑性樹脂を含む。上記熱可塑性樹脂としては、ポリビニルアセタール樹脂、エチレン-酢酸ビニル共重合体樹脂、エチレン-アクリル酸共重合体樹脂、ポリウレタン樹脂、ポリビニルアルコール樹脂及びポリエステル樹脂等が挙げられる。
上記中間膜は、可塑剤を含むことが好ましい。上記暗部の領域は、可塑剤を含むことが好ましい。上記明部の領域は、可塑剤を含むことが好ましい。上記暗部の領域に含まれる可塑剤と上記明部の領域に含まれる可塑剤とは同一であってもよく、異なっていてもよい。上記可塑剤は、1種のみが用いられてもよく、2種以上が併用されてもよい。
上記中間膜は、必要に応じて酸化防止剤、紫外線遮蔽剤、光安定剤、難燃剤、帯電防止剤、顔料、染料、接着力調整剤、耐湿剤、蛍光増白剤及び赤外線吸収剤等の添加剤を含んでいてもよい。これらの添加剤は、1種のみが用いられてもよく、2種以上が併用されてもよい。
本発明に係る中間膜の厚みは特に限定されない。実用面の観点からは、中間膜の厚みは、好ましくは0.1mm以上、より好ましくは0.25mm以上、好ましくは3mm以下、より好ましくは1.5mm以下である。中間膜の厚みが上記下限以上であると、合わせガラスの耐貫通性が高くなる。中間膜の厚みが上記上限以下であると、中間膜の透明性がより一層良好になる。
図3に、本発明の第1の実施形態に係る合わせガラス用中間膜を含む多層の中間膜を用いた合わせガラスの一例を模式的に断面図で示す。
PVB(1)(n-ブチルアルデヒドを使用、PVAの平均重合度1700、水酸基の含有率30.4モル%、アセチル化度0.8モル%、アセタール化度(ブチラール化度)68.8モル%)
3GO(トリエチレングリコールジ-2-エチルヘキサノエート)
T-326(紫外線遮蔽剤、2-(2’-ヒドロキシ-3’-t-ブチル-5-メチルフェニル)-5-クロロベンゾトリアゾール、BASF社製「Tinuvin326」)
中間膜の作製:
PVB(1)100重量部と、PVB(2)0.87重量部と、可塑剤(3GO)40重量部と、紫外線遮蔽剤(Tinuvin326)0.2重量部と、酸化防止剤(BHT)0.2重量部とを混合し、組成物を得た。
得られた中間膜を、縦80mm×横80mmに切り出した。次に、2枚の透明なフロートガラス(縦80mm×横80mm×厚み2.5mm)の間に中間膜を挟み込み、真空ラミネーターにて90℃で30分間保持し、真空プレスし、積層体を得た。積層体において、ガラスからはみ出た中間膜部分を切り落とし、合わせガラスを得た。
ポリビニルアセタール樹脂の種類及び含有量を下記の表1に示すように設定したこと以外は実施例1と同様にして、中間膜及び合わせガラスを作製した。
(1)透過型電子顕微鏡(TEM)での観察
中間膜をトリミングした小片を2%オスミウム酸水溶液で、60℃で12時間染色した後に洗浄し、中間膜の厚み方向における中央部分を、厚み方向とは垂直方向に、クライオミクロトーム(LEICA社製、本体:UCT、クライオチャンバー:EMFCS)により、小片温度-20℃で厚み70nmの切片を切り出し、支持膜を張ったシートメッシュ上に載せ、測定サンプルとした。
A:海島状態である
B:海島状態ではない
得られた合わせガラスについて、変角光度計(Murakami color research Lab社製「GONIOPHOTOMETER GP-200」)を用いて、Detector角度30°、High Volt 900、Sensitivity 900の条件で、散乱値を測定した。散乱値が低いほど、くもりの程度が少なく、透明性に優れていることを示す。なお、散乱値は110以下であることが好ましく、90以下であることがより好ましく、50以下であることが更に好ましい。
1a…第1の表面
1b…第2の表面
2…第1の層(中間膜)
2a…第1の表面
2b…第2の表面
3…第2の層(中間膜)
3a…外側の表面
4…第3の層(中間膜)
4a…外側の表面
11…合わせガラス
21…第1の合わせガラス部材
22…第2の合わせガラス部材
31…中間膜(単層の中間膜)
Claims (14)
- 透過型電子顕微鏡で観察したときに、海状の暗部と、複数の島状の明部とを有する海島状態が観察され、
前記暗部の領域に、熱可塑性樹脂が含まれており、かつ前記明部の領域に、熱可塑性樹脂が含まれており、
前記明部の長径の算術平均値が400nm以下であるか、又は、前記明部の長径の中央値が400nm以下である、合わせガラス用中間膜。 - 前記明部の長径の算術平均値が50nm以上、400nm以下であるか、又は、前記明部の長径の中央値が50nm以上、400nm以下である、請求項1に記載の合わせガラス用中間膜。
- 前記暗部の領域に含まれる前記熱可塑性樹脂と、前記明部の領域に含まれる前記熱可塑性樹脂とが異なる、請求項1又は2に記載の合わせガラス用中間膜。
- 前記暗部の領域に含まれる前記熱可塑性樹脂が、ポリビニルアセタール樹脂であり、
前記明部の領域に含まれる前記熱可塑性樹脂が、ポリビニルアセタール樹脂である、請求項1~3のいずれか1項に記載の合わせガラス用中間膜。 - 前記暗部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率が、前記明部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率よりも高い、請求項4に記載の合わせガラス用中間膜。
- 前記暗部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率が25モル%以上である、請求項4又は5に記載の合わせガラス用中間膜。
- 前記明部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率が、前記暗部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率よりも低い、請求項4~6のいずれか1項に記載の合わせガラス用中間膜。
- 前記明部の領域に含まれる前記ポリビニルアセタール樹脂の水酸基の含有率が25モル%未満である、請求項4~7のいずれか1項に記載の合わせガラス用中間膜。
- 前記暗部の領域の面積と前記明部の領域の面積との全体に占める前記明部の領域の面積が7.8%以下である、請求項1~8のいずれか1項に記載の合わせガラス用中間膜。
- 前記暗部の領域の面積と前記明部の領域の面積との全体に占める前記明部の領域の面積が0.5%以上、7.8%以下である、請求項9に記載の合わせガラス用中間膜。
- 可塑剤を含む、請求項1~10のいずれか1項に記載の合わせガラス用中間膜。
- 前記明部の長径の算術平均値が50nm以上、400nm以下である、請求項1~11のいずれか1項に記載の合わせガラス用中間膜。
- 前記明部の長径の中央値が50nm以上、400nm以下である、請求項1~11のいずれか1項に記載の合わせガラス用中間膜。
- 第1の合わせガラス部材と、
第2の合わせガラス部材と、
請求項1~13のいずれか1項に記載の合わせガラス用中間膜とを備え、
前記第1の合わせガラス部材と前記第2の合わせガラス部材との間に、前記中間膜が配置されている、合わせガラス。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201580001287.2A CN105377788B (zh) | 2014-02-20 | 2015-02-20 | 夹层玻璃用中间膜及夹层玻璃 |
RU2016137309A RU2666563C2 (ru) | 2014-02-20 | 2015-02-20 | Промежуточный слой для многослойного стекла и многослойное стекло |
MX2016010768A MX2016010768A (es) | 2014-02-20 | 2015-02-20 | Capa intermedia para vidrio laminado y vidrio laminado. |
JP2015531380A JP5855801B1 (ja) | 2014-02-20 | 2015-02-20 | 合わせガラス用中間膜及び合わせガラス |
EP15751881.2A EP3109214B1 (en) | 2014-02-20 | 2015-02-20 | Interlayer for laminated glass, and laminated glass |
US15/115,679 US20160347035A1 (en) | 2014-02-20 | 2015-02-20 | Interlayer for laminated glass, and laminated glass |
KR1020167000487A KR102338561B1 (ko) | 2014-02-20 | 2015-02-20 | 접합 유리용 중간막 및 접합 유리 |
US15/930,220 US11274200B2 (en) | 2014-02-20 | 2020-05-12 | Interlayer for laminated glass, and laminated glass |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014030890 | 2014-02-20 | ||
JP2014-030890 | 2014-02-20 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US15/115,679 A-371-Of-International US20160347035A1 (en) | 2014-02-20 | 2015-02-20 | Interlayer for laminated glass, and laminated glass |
US15/930,220 Division US11274200B2 (en) | 2014-02-20 | 2020-05-12 | Interlayer for laminated glass, and laminated glass |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015125932A1 true WO2015125932A1 (ja) | 2015-08-27 |
Family
ID=53878430
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/054840 WO2015125932A1 (ja) | 2014-02-20 | 2015-02-20 | 合わせガラス用中間膜及び合わせガラス |
Country Status (8)
Country | Link |
---|---|
US (2) | US20160347035A1 (ja) |
EP (1) | EP3109214B1 (ja) |
JP (2) | JP5855801B1 (ja) |
KR (1) | KR102338561B1 (ja) |
CN (1) | CN105377788B (ja) |
MX (1) | MX2016010768A (ja) |
RU (1) | RU2666563C2 (ja) |
WO (1) | WO2015125932A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017135470A1 (ja) * | 2016-02-05 | 2017-08-10 | 株式会社クラレ | 積層体 |
WO2018181748A1 (ja) * | 2017-03-31 | 2018-10-04 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
WO2018181757A1 (ja) * | 2017-03-31 | 2018-10-04 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106164005B (zh) * | 2014-03-31 | 2019-09-27 | 积水化学工业株式会社 | 夹层玻璃用中间膜、夹层玻璃用中间膜的制造方法及夹层玻璃 |
US10438575B2 (en) | 2017-11-20 | 2019-10-08 | Chang Chun Petrochemical Co., Ltd. | Multilayer film, interlayer film comprising the multilayer film and laminated glass and sound-insulating glass laminate comprising the interlayer film |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002326844A (ja) * | 2001-04-27 | 2002-11-12 | Sekisui Chem Co Ltd | 合わせガラス用中間膜及び合わせガラス |
WO2008143195A1 (ja) * | 2007-05-17 | 2008-11-27 | Sekisui Chemical Co., Ltd. | ポリビニルアセタール含有樹脂 |
WO2010055731A1 (ja) * | 2008-11-13 | 2010-05-20 | 積水化学工業株式会社 | ポリビニルアセタール樹脂組成物 |
JP2013091591A (ja) * | 2011-10-27 | 2013-05-16 | Sekisui Chem Co Ltd | 再資源化材料、合わせガラス用再生中間膜及び合わせガラス |
WO2014147842A1 (ja) * | 2013-03-22 | 2014-09-25 | 株式会社クラレ | ポリビニルアセタール組成物 |
JP2014214211A (ja) * | 2013-04-25 | 2014-11-17 | 株式会社ブリヂストン | 積層体形成用シート製造用組成物、その製造方法、及び積層体形成用シート |
WO2015046583A1 (ja) * | 2013-09-30 | 2015-04-02 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP2015067804A (ja) * | 2013-09-30 | 2015-04-13 | 積水化学工業株式会社 | ポリビニルアセタール系樹脂組成物 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6058182B2 (ja) * | 1980-04-14 | 1985-12-18 | 日本電気硝子株式会社 | ガラス組成物 |
DE69107117T2 (de) * | 1990-05-14 | 1995-09-21 | Sekisui Chemical Co Ltd | Zwischenlagen zur Verwendung in schallisolierenden Verbundgläsern. |
AU2001236054B2 (en) * | 2000-03-02 | 2005-05-05 | Sekisui Chemical Co., Ltd. | Interlayer film for laminated glass and laminated glass |
JP2002104878A (ja) * | 2000-09-29 | 2002-04-10 | Sekisui Chem Co Ltd | セラミックグリーンシート用スラリー組成物及びグリーンシート |
TWI269709B (en) * | 2001-12-06 | 2007-01-01 | Toray Industries | Laminated film and process for producing laminated film |
KR100834593B1 (ko) * | 2004-01-20 | 2008-06-02 | 가부시키가이샤 고베 세이코쇼 | 제진 재료 및 제진 금속판 |
TWI294904B (en) * | 2004-05-11 | 2008-03-21 | Hitachi Chemical Co Ltd | Adhesive film, lead frame with adhesive film, and semiconductor device using same |
US8158727B2 (en) * | 2005-06-03 | 2012-04-17 | Mitsubishi Chemical Corporation | Aqueous resin dispersion, method for its production, coating material and laminate |
JP2007070200A (ja) | 2005-09-09 | 2007-03-22 | Asahi Glass Co Ltd | 合わせガラス |
JP5308444B2 (ja) * | 2007-12-18 | 2013-10-09 | 株式会社クラレ | 合わせガラス用中間膜、その製造方法及びそれを用いた合わせガラス |
US10385202B2 (en) * | 2007-12-20 | 2019-08-20 | Kuraray Co., Ltd. | Thermoplastic polymer composition and shaped article composed of the same |
MX2010007972A (es) * | 2008-01-23 | 2010-09-30 | Sekisui Chemical Co Ltd | Pelicula intercapas para vidrio laminado, y vidrio laminado. |
JP5244437B2 (ja) * | 2008-03-31 | 2013-07-24 | 富士フイルム株式会社 | 紫外線吸収剤組成物 |
US8551621B2 (en) * | 2008-09-30 | 2013-10-08 | Sekisui Chemical Co., Ltd. | Interlayer for laminated glass and laminated glass |
JP4909435B2 (ja) * | 2009-03-31 | 2012-04-04 | 積水化学工業株式会社 | スラリー組成物の製造方法 |
JP5897457B2 (ja) * | 2010-12-28 | 2016-03-30 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP6073590B2 (ja) * | 2012-01-27 | 2017-02-01 | 株式会社ブリヂストン | 積層体形成用シート製造用組成物、その製造方法、及び積層体形成用シート |
WO2014147841A1 (ja) * | 2013-03-22 | 2014-09-25 | 株式会社クラレ | 透明性に優れる組成物 |
US20140363651A1 (en) * | 2013-06-10 | 2014-12-11 | Solutia Inc. | Polymer interlayers having improved optical properties |
-
2015
- 2015-02-20 WO PCT/JP2015/054840 patent/WO2015125932A1/ja active Application Filing
- 2015-02-20 KR KR1020167000487A patent/KR102338561B1/ko active IP Right Grant
- 2015-02-20 MX MX2016010768A patent/MX2016010768A/es unknown
- 2015-02-20 RU RU2016137309A patent/RU2666563C2/ru active
- 2015-02-20 US US15/115,679 patent/US20160347035A1/en not_active Abandoned
- 2015-02-20 EP EP15751881.2A patent/EP3109214B1/en active Active
- 2015-02-20 CN CN201580001287.2A patent/CN105377788B/zh active Active
- 2015-02-20 JP JP2015531380A patent/JP5855801B1/ja active Active
- 2015-12-09 JP JP2015240318A patent/JP6411319B2/ja active Active
-
2020
- 2020-05-12 US US15/930,220 patent/US11274200B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002326844A (ja) * | 2001-04-27 | 2002-11-12 | Sekisui Chem Co Ltd | 合わせガラス用中間膜及び合わせガラス |
WO2008143195A1 (ja) * | 2007-05-17 | 2008-11-27 | Sekisui Chemical Co., Ltd. | ポリビニルアセタール含有樹脂 |
WO2010055731A1 (ja) * | 2008-11-13 | 2010-05-20 | 積水化学工業株式会社 | ポリビニルアセタール樹脂組成物 |
JP2013091591A (ja) * | 2011-10-27 | 2013-05-16 | Sekisui Chem Co Ltd | 再資源化材料、合わせガラス用再生中間膜及び合わせガラス |
WO2014147842A1 (ja) * | 2013-03-22 | 2014-09-25 | 株式会社クラレ | ポリビニルアセタール組成物 |
JP2014214211A (ja) * | 2013-04-25 | 2014-11-17 | 株式会社ブリヂストン | 積層体形成用シート製造用組成物、その製造方法、及び積層体形成用シート |
WO2015046583A1 (ja) * | 2013-09-30 | 2015-04-02 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP2015067804A (ja) * | 2013-09-30 | 2015-04-13 | 積水化学工業株式会社 | ポリビニルアセタール系樹脂組成物 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3109214A4 * |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017135470A1 (ja) * | 2016-02-05 | 2017-08-10 | 株式会社クラレ | 積層体 |
WO2018181748A1 (ja) * | 2017-03-31 | 2018-10-04 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
WO2018181757A1 (ja) * | 2017-03-31 | 2018-10-04 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JPWO2018181748A1 (ja) * | 2017-03-31 | 2020-02-06 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JPWO2018181757A1 (ja) * | 2017-03-31 | 2020-02-06 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
JP7036716B2 (ja) | 2017-03-31 | 2022-03-15 | 積水化学工業株式会社 | 合わせガラス用中間膜及び合わせガラス |
Also Published As
Publication number | Publication date |
---|---|
RU2016137309A3 (ja) | 2018-03-21 |
JP5855801B1 (ja) | 2016-02-09 |
EP3109214A4 (en) | 2017-09-13 |
EP3109214A1 (en) | 2016-12-28 |
RU2666563C2 (ru) | 2018-09-11 |
RU2016137309A (ru) | 2018-03-21 |
JP6411319B2 (ja) | 2018-10-24 |
US20200269550A1 (en) | 2020-08-27 |
JP2016064984A (ja) | 2016-04-28 |
CN105377788B (zh) | 2019-09-27 |
US11274200B2 (en) | 2022-03-15 |
KR20160121502A (ko) | 2016-10-19 |
EP3109214B1 (en) | 2020-11-11 |
US20160347035A1 (en) | 2016-12-01 |
MX2016010768A (es) | 2016-11-29 |
JPWO2015125932A1 (ja) | 2017-03-30 |
CN105377788A (zh) | 2016-03-02 |
KR102338561B1 (ko) | 2021-12-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6609187B2 (ja) | 合わせガラス用中間膜及び合わせガラス | |
US10421255B2 (en) | Interlayer film for laminated glass, and laminated glass | |
US20140227489A1 (en) | Interlayer for laminated glass, method for producing interlayer for laminated glass, and laminated glass | |
US11274200B2 (en) | Interlayer for laminated glass, and laminated glass | |
JP5830197B1 (ja) | 合わせガラス用中間膜及び合わせガラス | |
WO2017170727A1 (ja) | 合わせガラス用中間膜及び合わせガラス | |
TWI781097B (zh) | 層合玻璃用中間膜及層合玻璃 | |
WO2015046585A1 (ja) | 合わせガラス用中間膜及び合わせガラス | |
JP5855796B1 (ja) | 合わせガラス用中間膜、合わせガラス用中間膜の製造方法及び合わせガラス | |
WO2014136881A1 (ja) | 合わせガラス用中間膜及び合わせガラス | |
WO2015152274A1 (ja) | 合わせガラス用中間膜、合わせガラス用中間膜の製造方法及び合わせガラス | |
JP6450128B2 (ja) | ロール体 | |
JP6613094B2 (ja) | 合わせガラス用中間膜及び合わせガラス | |
JP2016153350A (ja) | 合わせガラス用中間膜及び合わせガラス | |
KR20230029577A (ko) | 접합 유리용 중간막 및 접합 유리 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENP | Entry into the national phase |
Ref document number: 2015531380 Country of ref document: JP Kind code of ref document: A |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 15751881 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 20167000487 Country of ref document: KR Kind code of ref document: A |
|
REEP | Request for entry into the european phase |
Ref document number: 2015751881 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2015751881 Country of ref document: EP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 15115679 Country of ref document: US |
|
WWE | Wipo information: entry into national phase |
Ref document number: MX/A/2016/010768 Country of ref document: MX |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
REG | Reference to national code |
Ref country code: BR Ref legal event code: B01A Ref document number: 112016018769 Country of ref document: BR |
|
ENP | Entry into the national phase |
Ref document number: 2016137309 Country of ref document: RU Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 112016018769 Country of ref document: BR Kind code of ref document: A2 Effective date: 20160815 |