WO2023054284A1 - 歯科用接着性組成物 - Google Patents
歯科用接着性組成物 Download PDFInfo
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- WO2023054284A1 WO2023054284A1 PCT/JP2022/035780 JP2022035780W WO2023054284A1 WO 2023054284 A1 WO2023054284 A1 WO 2023054284A1 JP 2022035780 W JP2022035780 W JP 2022035780W WO 2023054284 A1 WO2023054284 A1 WO 2023054284A1
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- 125000004432 carbon atom Chemical group C* 0.000 claims description 19
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- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- KTALPKYXQZGAEG-UHFFFAOYSA-N 2-propan-2-ylthioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC(C(C)C)=CC=C3SC2=C1 KTALPKYXQZGAEG-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- QOXOZONBQWIKDA-UHFFFAOYSA-N 3-hydroxypropyl Chemical group [CH2]CCO QOXOZONBQWIKDA-UHFFFAOYSA-N 0.000 description 1
- 125000005917 3-methylpentyl group Chemical group 0.000 description 1
- VVBLNCFGVYUYGU-UHFFFAOYSA-N 4,4'-Bis(dimethylamino)benzophenone Chemical compound C1=CC(N(C)C)=CC=C1C(=O)C1=CC=C(N(C)C)C=C1 VVBLNCFGVYUYGU-UHFFFAOYSA-N 0.000 description 1
- GZEYLLPOQRZUDF-UHFFFAOYSA-N 7-(dimethylamino)-4-methylchromen-2-one Chemical compound CC1=CC(=O)OC2=CC(N(C)C)=CC=C21 GZEYLLPOQRZUDF-UHFFFAOYSA-N 0.000 description 1
- 239000004342 Benzoyl peroxide Substances 0.000 description 1
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 1
- IABIUAQVHLSUTH-UHFFFAOYSA-H C(C(=O)[O-])(=O)[O-].O=[V+3].C(C(=O)[O-])(=O)[O-].C(C(=O)[O-])(=O)[O-].O=[V+3] Chemical compound C(C(=O)[O-])(=O)[O-].O=[V+3].C(C(=O)[O-])(=O)[O-].C(C(=O)[O-])(=O)[O-].O=[V+3] IABIUAQVHLSUTH-UHFFFAOYSA-H 0.000 description 1
- ZBVRYYGXVDXRKK-UHFFFAOYSA-N C(C)(C)(C)C1=CC(=CC(=C1O)C(C)(C)C)C.C(CCC)C(C1=CC=CC=C1)(O)CCCC Chemical compound C(C)(C)(C)C1=CC(=CC(=C1O)C(C)(C)C)C.C(CCC)C(C1=CC=CC=C1)(O)CCCC ZBVRYYGXVDXRKK-UHFFFAOYSA-N 0.000 description 1
- BOPFMROIKVHVPQ-UHFFFAOYSA-N C(C)C1=C(C(=O)O)C=CC(=C1)N(C)C.CN(C1=CC=C(C(=O)OCC)C=C1)C Chemical compound C(C)C1=C(C(=O)O)C=CC(=C1)N(C)C.CN(C1=CC=C(C(=O)OCC)C=C1)C BOPFMROIKVHVPQ-UHFFFAOYSA-N 0.000 description 1
- NIIDRCHFHRCRJD-UHFFFAOYSA-N CC(=C)C(O)=O.CC(=C)C(O)=O.CC(=C)C(O)=O.CC(=C)C(O)=O.OCC(CO)C(=O)ONCCC(C)CC(C)(C)CNOC(=O)C(CO)CO Chemical compound CC(=C)C(O)=O.CC(=C)C(O)=O.CC(=C)C(O)=O.CC(=C)C(O)=O.OCC(CO)C(=O)ONCCC(C)CC(C)(C)CNOC(=O)C(CO)CO NIIDRCHFHRCRJD-UHFFFAOYSA-N 0.000 description 1
- QSJXEFYPDANLFS-UHFFFAOYSA-N Diacetyl Chemical group CC(=O)C(C)=O QSJXEFYPDANLFS-UHFFFAOYSA-N 0.000 description 1
- ASMQGLCHMVWBQR-UHFFFAOYSA-N Diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)(O)OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-N 0.000 description 1
- PDQAZBWRQCGBEV-UHFFFAOYSA-N Ethylenethiourea Chemical compound S=C1NCCN1 PDQAZBWRQCGBEV-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- VAYOSLLFUXYJDT-RDTXWAMCSA-N Lysergic acid diethylamide Chemical compound C1=CC(C=2[C@H](N(C)C[C@@H](C=2)C(=O)N(CC)CC)C2)=C3C2=CNC3=C1 VAYOSLLFUXYJDT-RDTXWAMCSA-N 0.000 description 1
- KQJQICVXLJTWQD-UHFFFAOYSA-N N-Methylthiourea Chemical compound CNC(N)=S KQJQICVXLJTWQD-UHFFFAOYSA-N 0.000 description 1
- IPCRBOOJBPETMF-UHFFFAOYSA-N N-acetylthiourea Chemical compound CC(=O)NC(N)=S IPCRBOOJBPETMF-UHFFFAOYSA-N 0.000 description 1
- GMEHFXXZSWDEDB-UHFFFAOYSA-N N-ethylthiourea Chemical compound CCNC(N)=S GMEHFXXZSWDEDB-UHFFFAOYSA-N 0.000 description 1
- XGEGHDBEHXKFPX-UHFFFAOYSA-N N-methylthiourea Natural products CNC(N)=O XGEGHDBEHXKFPX-UHFFFAOYSA-N 0.000 description 1
- FULZLIGZKMKICU-UHFFFAOYSA-N N-phenylthiourea Chemical compound NC(=S)NC1=CC=CC=C1 FULZLIGZKMKICU-UHFFFAOYSA-N 0.000 description 1
- IHQBVNFWUVACLL-UHFFFAOYSA-N OP(O)(=O)OC1=CC=CC=C1CCCCCCOC(=O)C=C Chemical compound OP(O)(=O)OC1=CC=CC=C1CCCCCCOC(=O)C=C IHQBVNFWUVACLL-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- OFSAUHSCHWRZKM-UHFFFAOYSA-N Padimate A Chemical compound CC(C)CCOC(=O)C1=CC=C(N(C)C)C=C1 OFSAUHSCHWRZKM-UHFFFAOYSA-N 0.000 description 1
- AMFGWXWBFGVCKG-UHFFFAOYSA-N Panavia opaque Chemical compound C1=CC(OCC(O)COC(=O)C(=C)C)=CC=C1C(C)(C)C1=CC=C(OCC(O)COC(=O)C(C)=C)C=C1 AMFGWXWBFGVCKG-UHFFFAOYSA-N 0.000 description 1
- UHGKYJXJYJWDAM-UHFFFAOYSA-N Propylthiourea Chemical compound CCCNC(N)=S UHGKYJXJYJWDAM-UHFFFAOYSA-N 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- MNOILHPDHOHILI-UHFFFAOYSA-N Tetramethylthiourea Chemical compound CN(C)C(=S)N(C)C MNOILHPDHOHILI-UHFFFAOYSA-N 0.000 description 1
- 208000008617 Tooth Demineralization Diseases 0.000 description 1
- 206010072665 Tooth demineralisation Diseases 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 239000007983 Tris buffer Substances 0.000 description 1
- GUCYFKSBFREPBC-UHFFFAOYSA-N [phenyl-(2,4,6-trimethylbenzoyl)phosphoryl]-(2,4,6-trimethylphenyl)methanone Chemical compound CC1=CC(C)=CC(C)=C1C(=O)P(=O)(C=1C=CC=CC=1)C(=O)C1=C(C)C=C(C)C=C1C GUCYFKSBFREPBC-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000002947 alkylene group Chemical group 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
- 150000004056 anthraquinones Chemical class 0.000 description 1
- 239000012237 artificial material Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- LHMRXAIRPKSGDE-UHFFFAOYSA-N benzo[a]anthracene-7,12-dione Chemical compound C1=CC2=CC=CC=C2C2=C1C(=O)C1=CC=CC=C1C2=O LHMRXAIRPKSGDE-UHFFFAOYSA-N 0.000 description 1
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
- 239000012965 benzophenone Substances 0.000 description 1
- 235000019400 benzoyl peroxide Nutrition 0.000 description 1
- VYHBFRJRBHMIQZ-UHFFFAOYSA-N bis[4-(diethylamino)phenyl]methanone Chemical compound C1=CC(N(CC)CC)=CC=C1C(=O)C1=CC=C(N(CC)CC)C=C1 VYHBFRJRBHMIQZ-UHFFFAOYSA-N 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- QSAWQNUELGIYBC-UHFFFAOYSA-N cyclohexane-1,2-dicarboxylic acid Chemical compound OC(=O)C1CCCCC1C(O)=O QSAWQNUELGIYBC-UHFFFAOYSA-N 0.000 description 1
- LEEHHPPLIOFGSC-UHFFFAOYSA-N cyclohexylthiourea Chemical compound NC(=S)NC1CCCCC1 LEEHHPPLIOFGSC-UHFFFAOYSA-N 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000000551 dentifrice Substances 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- PSYDSRLQABJJAD-UHFFFAOYSA-N dodecylthiourea Chemical compound CCCCCCCCCCCCNC(N)=S PSYDSRLQABJJAD-UHFFFAOYSA-N 0.000 description 1
- XPKFLEVLLPKCIW-UHFFFAOYSA-N ethyl 4-(diethylamino)benzoate Chemical compound CCOC(=O)C1=CC=C(N(CC)CC)C=C1 XPKFLEVLLPKCIW-UHFFFAOYSA-N 0.000 description 1
- STVZJERGLQHEKB-UHFFFAOYSA-N ethylene glycol dimethacrylate Chemical compound CC(=C)C(=O)OCCOC(=O)C(C)=C STVZJERGLQHEKB-UHFFFAOYSA-N 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- XXMIOPMDWAUFGU-UHFFFAOYSA-N hexane-1,6-diol Chemical compound OCCCCCCO XXMIOPMDWAUFGU-UHFFFAOYSA-N 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 125000005395 methacrylic acid group Chemical group 0.000 description 1
- DBQGARDMYOMOOS-UHFFFAOYSA-N methyl 4-(dimethylamino)benzoate Chemical compound COC(=O)C1=CC=C(N(C)C)C=C1 DBQGARDMYOMOOS-UHFFFAOYSA-N 0.000 description 1
- JZBZLRKFJWQZHU-UHFFFAOYSA-N n,n,2,4,6-pentamethylaniline Chemical compound CN(C)C1=C(C)C=C(C)C=C1C JZBZLRKFJWQZHU-UHFFFAOYSA-N 0.000 description 1
- DZXAIYQRCQALGE-UHFFFAOYSA-N n,n,2,4-tetramethylaniline Chemical compound CN(C)C1=CC=C(C)C=C1C DZXAIYQRCQALGE-UHFFFAOYSA-N 0.000 description 1
- GYVGXEWAOAAJEU-UHFFFAOYSA-N n,n,4-trimethylaniline Chemical compound CN(C)C1=CC=C(C)C=C1 GYVGXEWAOAAJEU-UHFFFAOYSA-N 0.000 description 1
- ISGXOWLMGOPVPB-UHFFFAOYSA-N n,n-dibenzylaniline Chemical compound C=1C=CC=CC=1CN(C=1C=CC=CC=1)CC1=CC=CC=C1 ISGXOWLMGOPVPB-UHFFFAOYSA-N 0.000 description 1
- IRRRAJMWQGSBKY-UHFFFAOYSA-N n,n-diethyl-2,4,6-trimethylaniline Chemical compound CCN(CC)C1=C(C)C=C(C)C=C1C IRRRAJMWQGSBKY-UHFFFAOYSA-N 0.000 description 1
- HKJNHYJTVPWVGV-UHFFFAOYSA-N n,n-diethyl-4-methylaniline Chemical compound CCN(CC)C1=CC=C(C)C=C1 HKJNHYJTVPWVGV-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000003136 n-heptyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- DYYSJNQVLWANCC-UHFFFAOYSA-N oxolan-2-ylmethylthiourea Chemical compound NC(=S)NCC1CCCO1 DYYSJNQVLWANCC-UHFFFAOYSA-N 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000005010 perfluoroalkyl group Chemical group 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- KSOMQZOHPWJPMM-UHFFFAOYSA-N propyl 4-(diethylamino)benzoate Chemical compound CCCOC(=O)C1=CC=C(N(CC)CC)C=C1 KSOMQZOHPWJPMM-UHFFFAOYSA-N 0.000 description 1
- SCNYCWQULCHALD-UHFFFAOYSA-N propyl 4-(dimethylamino)benzoate Chemical compound CCCOC(=O)C1=CC=C(N(C)C)C=C1 SCNYCWQULCHALD-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- SLUHLANJIVXTRQ-UHFFFAOYSA-N pyridin-2-ylthiourea Chemical compound NC(=S)NC1=CC=CC=N1 SLUHLANJIVXTRQ-UHFFFAOYSA-N 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000003548 sec-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 125000004469 siloxy group Chemical group [SiH3]O* 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- CIHOLLKRGTVIJN-UHFFFAOYSA-N tert‐butyl hydroperoxide Chemical compound CC(C)(C)OO CIHOLLKRGTVIJN-UHFFFAOYSA-N 0.000 description 1
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical group NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 1
- YRHRIQCWCFGUEQ-UHFFFAOYSA-N thioxanthen-9-one Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3SC2=C1 YRHRIQCWCFGUEQ-UHFFFAOYSA-N 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- SRPWOOOHEPICQU-UHFFFAOYSA-N trimellitic anhydride Chemical compound OC(=O)C1=CC=C2C(=O)OC(=O)C2=C1 SRPWOOOHEPICQU-UHFFFAOYSA-N 0.000 description 1
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/30—Compositions for temporarily or permanently fixing teeth or palates, e.g. primers for dental adhesives
Definitions
- the present invention relates to a dental adhesive composition.
- dental adhesive compositions that provide an adhesive effect between tooth substance and dental restorative materials are being used.
- a dental adhesive composition containing a phosphoric acid group-containing polymerizable monomer has been disclosed (see, for example, Patent Document 1).
- a dental composition that forms a uniform coating surface on the adherend (enamel, dentin) of the tooth.
- a dental composition containing a copolymer having a monomer unit having a perfluoroalkyl group at least at non-terminal positions, or a copolymer having a monomer unit having a siloxy group at least at non-terminal positions is disclosed (see, for example, Patent Document 2).
- An object of the present invention is to provide a dental adhesive composition that exhibits excellent adhesion between tooth substance and ceramics.
- a dental adhesive composition according to one aspect of the present invention contains a (meth)acrylate having an acid group and a linear siloxane represented by the following general formula (1): It is a thing.
- X 1 to X 6 are each independently an alkyl group having 1 to 6 carbon atoms or an ethylenically unsaturated group
- m is an integer of 0 to 500
- m is 2 or more
- X 3 and X 4 are the same or different for each repeating unit
- Y 1 and Y 2 are each independently a linear or branched carbonized chain having 1 to 20 carbon atoms.
- a hydrogen group, Z 1 to Z 4 are each independently a hydrogen atom or an ethylenically unsaturated group, and at least one of X 1 to X 6 and Z 1 to Z 4 is ethylenically unsaturated is the base.
- a dental adhesive composition that exhibits excellent adhesion between tooth substance and ceramics.
- the dental adhesive composition according to this embodiment contains a (meth)acrylate having an acid group and a linear siloxane having a predetermined structure.
- (meth)acrylate refers to a monomer, oligomer, or prepolymer having one or more (meth)acryloyloxy groups of (meth)acrylate.
- (meth)acrylate indicates one or both of acrylate and methacrylate.
- siloxane is represented by -silicon (Si)-oxygen (O)-[-silicon (Si)-oxygen (O)-]L-silicon (Si)- (L is an integer of 0 or more.) It is a structure that
- the (meth)acrylate having an acid group contained in the adhesive composition for dental use is not particularly limited, and examples thereof include a phosphoric acid group, a pyrophosphoric acid group, a thiophosphoric acid group, a carboxylic acid group, a sulfonic acid group, a phosphonic acid group, and the like. is preferably a (meth)acrylate having an acid group of In addition, the (meth)acrylate having an acid group may have a plurality of acid groups.
- (Meth)acrylates having a phosphoric acid group include, for example, 2-(meth)acryloyloxyethyl dihydrogenphosphate, bis[2-(meth)acryloyloxyethyl]hydrogenphosphate, 2-(meth)acryloyloxyethyl phenyl hydrogen phosphate, 6-(meth)acryloyloxyhexyl dihydrogen phosphate, 6-(meth) acryloyloxyhexylphenyl hydrogen phosphate, 10-(meth) acryloyloxydecyl dihydrogen phosphate, 1,3-di( meth)acryloylpropane-2-dihydrogenphosphate, 1,3-di(meth)acryloylpropane-2-phenylhydrogenphosphate, bis[5- ⁇ 2-(meth)acryloyloxyethoxycarbonyl ⁇ heptyl]hydrogenphosphate etc.
- (Meth)acrylates having a pyrophosphate group include, for example, bis[2-(meth)acryloyloxyethyl] pyrophosphate, bis[4-(meth)acryloyloxybutyl] pyrophosphate, bis[6-(meth)pyrophosphate ) acryloyloxyhexyl], bis[8-(meth)acryloyloxyoctyl] pyrophosphate, bis[10-(meth)acryloyloxydecyl] pyrophosphate, and the like.
- (Meth)acrylates having a thiophosphate group include, for example, 2-(meth)acryloyloxyethyl dihydrogenthiophosphate, 3-(meth)acryloyloxypropyl dihydrogenthiophosphate, 4-(meth)acryloyloxybutyl dihydrogenthiophosphate, 5-(meth)acryloyloxypentyl dihydrogenthiophosphate, 6-(meth)acryloyloxyhexyldihydrogenthiophosphate, 7-(meth)acryloyloxyheptyldihydrogenthiophosphate, 8- (Meth) acryloyloxyoctyl dihydrogenthiophosphate, 9-(meth) acryloyloxynonyl dihydrogenthiophosphate, 10-(meth) acryloyloxydecyl dihydrogenthiophosphate, 11-(meth) acryloyloxyundecyl di Hydrogenthiophosphate, 12-(meth
- (Meth)acrylates having a carboxylic acid group include, for example, 2-methacryloyloxyethyl succinic acid, 4-(meth)acryloyloxyethyltrimellitic acid, 4-(meth)acryloyloxyethyltrimellitic anhydride, 4- (Meth)acryloyloxydecyltrimellitic acid, 4-(meth)acryloyloxydecyltrimellitic anhydride, 11-(meth)acryloyloxy-1,1-undecanedicarboxylic acid, 1,4-di(meth)acryloyloxy pyromellitic acid, 2-(meth)acryloyloxyethyl maleate, 2-(meth)acryloyloxyethyl phthalate, 2-(meth)acryloyloxyethyl hexahydrophthalate and the like.
- (Meth)acrylates having a sulfonic acid group include, for example, 2-(meth)acrylamido-2-methylpropanesulfonic acid, styrenesulfonic acid, and 2-sulfoethyl (meth)acrylate.
- (Meth)acrylates having a phosphonic acid group include, for example, 2-(meth)acryloyloxyethylphenylphosphonate, 5-(meth)acryloyloxypentyl-3-phosphonopropionate, 6-(meth)acryloyloxyhexyl -3-phosphonopropionate, 10-(meth)acryloyloxydecyl-3-phosphonopropionate, 6-(meth)acryloyloxyhexyl-3-phosphonoacetate, 10-(meth)acryloyloxydecyl- 3-phosphonoacetate and the like.
- These (meth)acrylates having an acid group may be used singly or in combination of two or more.
- (meth)acrylates having an acid group phosphoric acid is preferred from the viewpoint of the solubility of the smear layer on the tooth surface of the dental adhesive composition and the demineralization of the tooth, particularly the adhesiveness to the enamel.
- (Meth)acrylates having one or more selected from groups, thiophosphoric acid groups and carboxylic acid groups are preferred.
- (meth)acrylates having an acid group are 10-methacryloyloxydecyl dihydrogen phosphate (MDP), 4-methacryloyloxyethyl trihydrogen phosphate (MDP), and 4-methacryloyloxyethyl trihydrogenphosphate (MDP).
- MDP 10-methacryloyloxydecyl dihydrogen phosphate
- MDP 4-methacryloyloxyethyl trihydrogen phosphate
- MDP 4-methacryloyloxyethyl trihydrogenphosphate
- MDP 4-methacryloyloxyethyl trihydrogenphosphate
- the content of the (meth)acrylate having an acid group in the adhesive composition for dental use is not particularly limited, but is preferably 0.1% by mass or more and 40% by mass or less, more preferably 1% by mass or more and 25% by mass. % by mass or less, more preferably 5% by mass or more and 25% by mass or less.
- the content of the (meth)acrylate having an acid group in the adhesive composition for dental use is 0.1% by mass or more, the demineralizing power of the adhesive composition for dental use against tooth structure is further improved, and the amount is 40% by mass. % or less, the curability of the dental adhesive composition is improved.
- the siloxane having a predetermined structure contained in the dental adhesive composition is linear siloxane represented by the following general formula (1).
- X 1 to X 6 each independently represent an alkyl group having 1 to 6 carbon atoms or an ethylenically unsaturated group.
- each independently means that X 1 to X 6 may differ in structure and number of carbon atoms.
- the upper limit of the number of carbon atoms in X 1 to X 6 is not particularly limited, but is preferably 4, more preferably 3, still more preferably 2.
- the alkyl group having 1 to 6 carbon atoms in X 1 to X 6 is not particularly limited, and examples thereof include methyl group, ethyl group, propyl group, isopropyl group, butyl group, sec-butyl group, isobutyl group, tert- butyl group, pentyl group, isopentyl group, sec-pentyl group, tert-pentyl group, neopentyl group, hexyl group, isohexyl group, 3-methylpentyl group, 2-methylpentyl group, 2-ethylbutyl group, 1,2-dimethyl butyl group, 2,3-dimethylbutyl group, n-heptyl group and the like.
- the ethylenically unsaturated group is not particularly limited and includes, for example, a vinyl group, an allyl group, an acrylic group (also referred to as an acryloyl group), a methacrylic group (also referred to as a methacryloyl group), and the like.
- the ethylenically unsaturated group may have an alkylene group having 1 to 6 carbon atoms.
- m is an integer of 0 to 500, preferably 0 to 300, more preferably 0 to 100, even more preferably 0 to 50, particularly preferably 0 to 10 is an integer.
- X 3 and X 4 may be the same or different for each repeating unit.
- one of the repeating units is an alkyl group having 1 carbon atoms in X 3 and X 4
- the other one of the repeating units is X 3 and X 4 may be an alkyl group having 2 carbon atoms.
- Y 1 and Y 2 are each independently a linear or branched hydrocarbon group having 1 to 20 carbon atoms. Moreover, Y 1 and Y 2 may have an ether bond.
- linear or branched hydrocarbon group having 1 to 20 carbon atoms means a linear hydrocarbon group having 1 to 20 carbon atoms or a branched hydrocarbon group having 1 to 20 carbon atoms.
- the upper limit of the number of carbon atoms in Y 1 and Y 2 is preferably 16, more preferably 8, still more preferably 2.
- the linear or branched hydrocarbon group having 1 to 20 carbon atoms in Y 1 and Y 2 is not particularly limited, and examples include C ⁇ H 2 ⁇ and C ⁇ H 2 ⁇ -1 (where ⁇ is 1 to 20 is the following integer).
- Z 1 to Z 4 are each independently a hydrogen atom or an ethylenically unsaturated group.
- Z 1 and Z 2 are hydrogen and the other is an ethylenically unsaturated group
- the ethylenically unsaturated group becomes the terminal group of the linear siloxane represented by general formula (1).
- Y 1 becomes the terminal group of the linear siloxane represented by the general formula (1).
- At least one of X 1 to X 6 and Z 1 to Z 4 is an ethylenically unsaturated group.
- the linear siloxane represented by the general formula (1) may have an ethylenically unsaturated group at one end of the siloxane, or may have an ethylenically unsaturated group at both ends, You may have an ethylenically unsaturated group in the side chain.
- the linear siloxane represented by the general formula (1) has an ethylenically unsaturated group in the side chain, the surface modification effect is obtained, the crosslink density is improved, and the hardness is increased. ,preferable. Moreover, when the siloxane has an ethylenically unsaturated group at one end or both ends, the surface modification effect, crosslink density, and hardness can be enhanced.
- linear siloxanes having at least one ethylenically unsaturated group include linear siloxanes containing (meth)acryloyl groups at both ends of the siloxane, and (meth)acryloyloxy groups at one end of the siloxane. and straight-chain siloxane containing a (meth)acryloyloxy group in the side chain of siloxane.
- Linear siloxanes containing (meth)acryloyl groups at both ends include “X-22-164", “X-22-164AS”, “X-22-164A”, “X-22-164B”, “ X-22-164C”, “X-22-164E”, “KP-410”, “KP-411”, “KP-412”, “KP-413”, “KP-414”, “KP-415” , “KP-423” (manufactured by Shin-Etsu Chemical Co., Ltd.), “DMS-C21”, “DMS-E21”, “DMS-T21”, “DMS-U21” (manufactured by Gelest) and the like. .
- Linear siloxanes containing a (meth)acryloyloxy group at one end include "X-22-174ASX”, “X-22-174BX”, “KF-2012”, “X-22-2426”, “X -22-2404", "KP-416", “KP-418”, and “KP-422” (manufactured by Shin-Etsu Chemical Co., Ltd.).
- KP-420 (manufactured by Shin-Etsu Chemical Co., Ltd.) and the like are examples of linear siloxanes containing (meth)acryloyloxy groups in side chains.
- linear siloxanes may be used singly or in combination of two or more.
- the content of the linear siloxane in the adhesive composition for dental use is not particularly limited, but is preferably 0.01% by mass or more and 30% by mass or less, more preferably 0.1% by mass or more and 25% by mass. % or less, more preferably 0.5 mass % or more and 20 mass % or less.
- the content of the linear siloxane in the adhesive composition for dental use is 0.01% by mass or more, the adhesion strength to ceramics is improved by lowering the surface tension, and when it is 30% by mass or less, The hydrophilicity of the dental adhesive composition is maintained, and the adhesiveness to tooth substance is improved.
- the dental adhesive composition of this embodiment may contain a (meth)acrylate having no acid group.
- the (meth)acrylate having no acid group is not particularly limited.
- (meth)acrylates having no acid group 2-hydroxy -1,3-dimethacryloyloxypropane (GDMA), triethylene glycol dimethacrylate (TEGDMA), bisphenol A diglycidyl methacrylate are preferred.
- GDMA 2-hydroxy -1,3-dimethacryloyloxypropane
- TEGDMA triethylene glycol dimethacrylate
- bisphenol A diglycidyl methacrylate are preferred.
- the content of the (meth)acrylate having no acid group in the adhesive composition for dental use can be 3% by mass or more and 50% by mass or less, preferably 5% by mass or more and 40% by mass or less, more preferably is 10% by mass or more and 30% by mass or less.
- the content of the (meth)acrylate having no acid group in the dental adhesive composition is 3% by mass or more, the operability of the dental adhesive composition can be improved. Moreover, when the content of the (meth)acrylate having no acid group in the dental adhesive composition is 50% by mass or less, the mechanical strength of the dental polymerizable composition can be improved.
- the dental adhesive composition of this embodiment may contain other components as long as they do not impair the object of the present invention.
- Other components contained in the dental adhesive composition include, for example, polymerization initiators, polymerization inhibitors, fillers, and solvents.
- a chemical polymerization initiator and a photoinitiator are mentioned as a polymerization initiator.
- the chemical polymerization initiator is not particularly limited, and for example, thiourea derivatives, vanadium compounds, tertiary amines, and organic peroxides can be used.
- Thiourea derivatives function as reducing agents among chemical polymerization initiators.
- the thiourea derivative is not particularly limited, and examples include ethylenethiourea, N-methylthiourea, N-ethylthiourea, N-propylthiourea, N-butylthiourea, N-laurylthiourea, N-phenylthiourea, N-cyclohexylthiourea.
- thiourea derivatives may be used singly or in combination of two or more.
- N-benzoylthiourea is preferred from the viewpoint of improving the curability of the dental adhesive composition.
- the content of the thiourea derivative in the adhesive composition for dental use is not particularly limited, but is preferably 0.1% by mass or more and 5% by mass or less, more preferably 0.1% by mass or more and 3% by mass or less. and more preferably 0.1% by mass or more and 1% by mass or less.
- the content of the thiourea derivative in the dental adhesive composition is 0.1% by mass or more, the curability of the dental adhesive composition is further improved.
- the solubility of the thiourea derivative in the (meth)acrylate in the liquid composition is improved.
- the vanadium compound functions as a reducing agent among chemical polymerization initiators.
- the vanadium compound is not particularly limited and includes, for example, oxovanadium oxalate, vanadyl acetylacetonate, vanadium acetylacetonate, vanadyl stearate, vanadium naphthenate, vanadium benzoylacetonate and the like.
- vanadium compounds may be used singly or in combination of two or more.
- vanadyl acetylacetonate is preferable from the viewpoint of curability of the adhesive composition for dental use.
- the content of the vanadium compound in the dental adhesive composition is not particularly limited, but is preferably 0.001% by mass or more and 5% by mass or less, more preferably 0.0015% by mass or more and 1% by mass or less, and further It is preferably 0.002% by mass or more and 0.1% by mass or less.
- the content of the vanadium compound in the dental adhesive composition is 0.001% by mass or more, the curability of the dental adhesive composition is further improved.
- the storage stability of the composition is further improved.
- a tertiary amine functions as a reducing agent among chemical polymerization initiators.
- the tertiary amine can also function as a photopolymerization accelerator.
- the tertiary amine is not particularly limited, and examples thereof include tertiary aliphatic amines and tertiary aromatic amines.
- tertiary aliphatic amines examples include N,N-dimethylaminoethyl methacrylate and triethanolamine.
- tertiary aromatic amines include alkyl p-dialkylaminobenzoate, 7-dimethylamino-4-methylcoumarin, N,N-dimethylaniline, N,N-dibenzylaniline, N,N-dimethyl- p-toluidine, N,N-diethyl-p-toluidine, N,N-bis(2-hydroxyethyl)-p-toluidine, N,N,2,4,6-pentamethylaniline, N,N,2, 4-tetramethylaniline, N,N-diethyl-2,4,6-trimethylaniline and the like.
- the tertiary amine is preferably a tertiary aromatic amine, more preferably an alkyl p-dialkylaminobenzoate.
- alkyl p-dialkylaminobenzoates examples include methyl p-dimethylaminobenzoate, ethyl p-dimethylaminobenzoate (ethyl 4-dimethylaminobenzoate) (EPA), propyl p-dimethylaminobenzoate, p- amyl dimethylaminobenzoate, isoamyl p-dimethylaminobenzoate, ethyl p-diethylaminobenzoate, propyl p-diethylaminobenzoate and the like.
- tertiary amines may be used singly or in combination of two or more.
- EPA ethyl 4-dimethylaminobenzoate
- the content of the tertiary amine in the adhesive composition for dental use is not particularly limited, but is preferably 0.01% by mass or more and 10% by mass or less, more preferably 0.05% by mass or more and 8% by mass or less. , more preferably 1% by mass or more and 5% by mass or less.
- the content of the tertiary amine in the adhesive composition for dental use is 0.01% by mass or more, the curability of the adhesive composition for dental use is further improved.
- the operation margin time of the adhesive composition is improved.
- organic peroxides function as oxidizing agents.
- organic peroxides examples include benzoyl peroxide, cumene hydroperoxide, t-butyl hydroperoxide, t-amyl hydroperoxide, 1,1,3,3-tetramethylbutyl hydroperoxide, 2,5-dimethyl-2, 5-di(hydroperoxy)hexane, p-diisopropylbenzene monohydroperoxide, p-methane hydroperoxide, pinane hydroperoxide and the like.
- organic peroxides may be used singly or in combination of two or more.
- cumene hydroperoxide is preferred from the viewpoint of curability of the dental adhesive composition.
- the content of the organic peroxide in the adhesive composition for dental use is not particularly limited, but is preferably 0.01% by mass or more and 10% by mass or less, more preferably 0.05% by mass or more and 5% by mass. Below, it is more preferably 0.1% by mass or more and 3% by mass or less.
- the content of the organic peroxide in the dental adhesive composition is 0.01% by mass or more, the curability of the dental adhesive composition is further improved.
- the operation margin time of the adhesive composition is lengthened.
- the photopolymerization initiator is not particularly limited, and examples thereof include camphorquinone (CQ), 2,4,6-trimethylbenzoyldiphenylphosphine oxide (TPO), phenylbis(2,4,6-trimethylbenzoyl)phosphine oxide, benzyl ketal, diacetyl ketal, benzyl dimethyl ketal, benzyl diethyl ketal, benzyl bis(2-methoxyethyl) ketal, 4,4'-dimethyl (benzyl dimethyl ketal), anthraquinone, 1-chloroanthraquinone, 2-chloroanthraquinone, 1,2 -benzanthraquinone, 1-hydroxyanthraquinone, 1-methylanthraquinone, 2-ethylanthraquinone, 1-bromoanthraquinone, thioxanthone, 2-isopropylthioxan
- photopolymerization initiators may be used singly or in combination of two or more.
- camphorquinone (CQ) and 2,4,6-trimethylbenzoyldiphenylphosphine oxide (TPO) are preferred from the viewpoint of improving the curability of the dental adhesive composition.
- the content of the photopolymerization initiator in the adhesive composition for dental use is not particularly limited, but is preferably 0.01% by mass or more and 10% by mass or less, more preferably 0.05% by mass or more and 8% by mass or less. , more preferably 1% by mass or more and 5% by mass or less.
- the content of the photopolymerization initiator in the adhesive composition for dental use is 0.01% by mass or more, the curability of the adhesive composition for dental use is further improved.
- the operating margin time of the adhesive composition is further improved.
- the adhesive composition for dental use of the present embodiment is often cured by irradiation with ultraviolet rays or the like, it preferably contains a photopolymerization initiator as the polymerization initiator.
- polymerization inhibitors examples include dibutylhydroxytoluene (2,6-di-tert-butyl-p-cresol) (BHT), 6-tert-butyl-2,4-xylenol, and the like.
- BHT dibutylhydroxytoluene
- the content of the polymerization inhibitor in the dental adhesive composition is not particularly limited, but is preferably 0.01% by mass or more and 5% by mass or less, more preferably 0.05% by mass or more and 3% by mass or less, More preferably, it is 0.1% by mass or more and 1% by mass or less.
- the content of the polymerization inhibitor in the dental adhesive composition is 0.01% by mass or more and 5% by mass or less, the storage stability of the dental adhesive composition is improved.
- the filler is not particularly limited, but includes, for example, colloidal silica, surface-hydrophobicized fine particle silica (hydrophobic fumed silica), aluminum oxide, fluoroaluminosilicate glass, barium glass, and the like.
- hydrophobic fumed silica for example, Aerosil (registered trademark)
- These fillers may be used individually by 1 type, or may use 2 or more types together.
- the amount of the filler in the adhesive composition for dental use is, for example, preferably 0.1% by mass or more and 30% by mass or less, more preferably 0.5% by mass or more and 20% by mass or less, still more preferably 1 It is more than mass % and below 10 mass %.
- the amount of the filler in the dental adhesive composition is 0.1% by mass or more, the viscosity of the dental adhesive composition increases, and the operability of the dental adhesive composition can be improved. . Further, when the amount of the filler in the dental adhesive composition is 30% by mass or less, the viscosity of the dental adhesive composition containing the glass does not become too high, and the dental adhesive composition can be easily manipulated. can maintain sexuality.
- the solvent is not particularly limited, but includes, for example, one or more selected from water and organic solvents.
- the water is not particularly limited, but ion-exchanged water or distilled water can be used, for example.
- the dental adhesive composition contains water, the acid group of the (meth)acrylate having an acid group is dissociated, and the solubility of the smear layer on the tooth surface and the tooth demineralization as a primer of the dental adhesive composition are improved.
- the adhesiveness of the adhesive composition for dental use is improved by improving the strength and penetration into the tooth substance.
- the content of water in the adhesive composition for dental use is not particularly limited. It is preferably 10% by mass or more and 30% by mass or less.
- the water content in the dental adhesive composition is 1% by mass or more and 50% by mass or less, the solubility of the smear layer on the tooth surface, the demineralization property of the dental adhesive composition as a primer, and Penetration into dentin is improved.
- organic solvents examples include ethanol, acetone, 1-propanol, 2-propanol, ethyl methyl ketone, and the like.
- the content of the organic solvent in the adhesive composition for dental use is not particularly limited. It is 20 mass % or more and 40 mass % or less. When the content of the organic solvent in the dental adhesive composition is 5% by mass or more, the uniformity of the dental adhesive composition is improved. Improves adhesion.
- the dental adhesive composition of the present embodiment contains a (meth)acrylate having an acid group and a linear siloxane represented by the general formula (1), thereby In addition, it can exhibit excellent adhesion to ceramics.
- the dental adhesive composition of the present embodiment can exhibit high adhesiveness to all of ceramics, enamel, and dentin. Therefore, according to the dental adhesive composition of the present embodiment, it is possible to increase the adhesive strength between a ceramic dental artificial material (for example, a dental prosthesis) and dentin.
- a ceramic dental artificial material for example, a dental prosthesis
- the adhesive composition for dental use of the present embodiment contains a (meth)acrylate having no acid group, thereby improving the mechanical strength of the cured product of the adhesive composition for dental use. and the adhesion to ceramics and tooth substance can be further improved.
- the use of the dental adhesive composition of the present embodiment is not particularly limited, but it can be used for various dental materials, for example.
- dental materials include dental cements, dental adhesives, dental temporary sealing materials, dental primers, dental coating materials, dental composite resins, dental hard resins, dental cutting resin materials, dental Temporary restoratives, dental fillers, dentifrices, and the like.
- dental adhesive composition according to the present embodiment is suitably used for dental adhesives, dental composite resins, and dental cements.
- Bonding materials having compositions shown in Table 1 were prepared.
- a bonding material was prepared by blending a methacrylate having an acid group, a silicone compound, a methacrylate having no acid group, a polymerization initiator, a polymerization inhibitor, a filler, an organic solvent, and water.
- a plastic mold with a hole of ⁇ 2.38 mm is placed on the test surface, and a light irradiation device (manufactured by GC, G-Light Prima II Plus) is used to irradiate the mold for 10 seconds to form a composite resin. was filled, and light irradiation was performed for 20 seconds. After immersing this in water at 37° C. for 24 hours, it was subjected to a thermal cycle by reciprocating between 5° C. and 55° C. 5,000 times to obtain a test piece.
- a light irradiation device manufactured by GC, G-Light Prima II Plus
- the prepared specimens were subjected to a shear test of 5 specimens at a crosshead speed of 1 mm / min. The average value of the strength was obtained, and the adhesiveness of the composite resin to the ceramics when using the bonding material was evaluated.
- the evaluation criteria for the adhesion of composite resin to ceramics are as follows. In addition, when the evaluation was A or B, it was judged to be good, and when it was C, it was judged to be unsatisfactory.
- a plastic mold with a hole of ⁇ 2.38 mm is placed on the test surface, and a light irradiation device (manufactured by GC, G-Light Prima II Plus) is used to irradiate the mold for 10 seconds, and the composite resin is filled. , and further light irradiation was performed for 20 seconds. It was immersed in water at 37°C for 24 hours. Using Autograph (manufactured by Shimadzu Corporation, small tabletop tester EZ-S), a shear test was performed on 5 specimens at a crosshead speed of 1 mm / min, and then the average value of the shear bond strength was obtained, and the adhesiveness of the composite resin to the dentin when using the bonding material was evaluated.
- a light irradiation device manufactured by GC, G-Light Prima II Plus
- the evaluation criteria for the adhesiveness (adhesive strength to enamel and adhesive strength to dentin) of composite resin to tooth structure (enamel and dentin) when using bonding materials are as follows. In addition, when the evaluation was A or B, it was judged to be good, and when it was C, it was judged to be unsatisfactory.
- Example 1 5 parts of 4-methacryloyloxyethyl trimellitic anhydride (4-META) and 5 parts of 10-methacryloyloxydecyldihydrogen phosphate (MDP) as a methacrylate having an acid group, and (meth)acryloyl groups at both ends as a silicone compound Linear siloxane containing (Shin-Etsu Chemical Co., Ltd., KP-410) 1.2 parts, 2-hydroxy-1,3-dimethacryloyloxypropane (GDMA) 15 parts as a methacrylate having no acid group and triethylene 5 parts of glycol dimethacrylate (TEGDMA), 2 parts of 2,4,6-trimethylbenzoyldiphenylphosphine oxide (TPO) as a polymerization initiator, camphorquinone (CQ) 1.0 parts, ethyl 4-dimethylaminobenzoate (EPA) 1 part, 1 part of dibutyl hydroxytoluene
- Example 2 6 parts of 4-META, 12 parts of MDP, 5.0 parts of KP-410, 12 parts of GDMA, 1.2 parts of CQ, 1.2 parts of acetone It was prepared in the same manner as in Example 1, except that the blending amount was changed to 29.8 parts and the blended amount of distilled water was changed to 20 parts. Table 1 shows the results.
- Example 3 9 parts of 4-META, 7 parts of MDP, 9.9 parts of KP-410, 10 parts of GDMA, 1.8 parts of CQ, 1.8 parts of acetone It was prepared in the same manner as in Example 1, except that the blending amount was 30.3 parts and the blending amount of distilled water was 18 parts. Table 1 shows the results.
- Example 4 Instead of KP-410, 2.3 parts of a linear siloxane containing a (meth)acryloyl group at one end (manufactured by Shin-Etsu Chemical Co., Ltd., KP-422) was blended, and the amount of 4-META was 13 parts. Preparation was carried out in the same manner as in Example 1, except that the blending amount of MDP was 9 parts, the blending amount of CQ was 0.8 parts, the blending amount of acetone was 24.9 parts, and the blending amount of distilled water was 21 parts. Table 1 shows the results.
- Example 5 6 parts of 4-META, 14 parts of MDP, 6.1 parts of KP-422, 12 parts of GDMA, 1.9 parts of CQ, 1.9 parts of acetone It was prepared in the same manner as in Example 4, except that the blending amount was 31.0 parts and the blending amount of distilled water was 15 parts. Table 1 shows the results.
- Example 6 11 parts of 4-META blended amount, 11 parts of MDP blended amount, 12.1 parts of KP-422 blended amount, 10 parts of GDMA blended amount, 2.3 parts of CQ blended amount, acetone It was prepared in the same manner as in Example 4, except that the blending amount was changed to 24.6 parts and the blended amount of distilled water was changed to 15 parts. Table 1 shows the results.
- Example 7 Instead of KP-410, 0.5 parts of a linear siloxane containing (meth)acryloyl groups at both ends (manufactured by Shin-Etsu Chemical Co., Ltd., KP-423) was blended, and the amount of 4-META was 12 parts, MDP. was 6 parts, CQ was 1.1 parts, acetone was 30.4 parts, and distilled water was 21 parts. Table 1 shows the results.
- Example 8 13 parts of 4-META blended amount, 7 parts of MDP blended amount, 4.3 parts of KP-423 blended amount, 12 parts of GDMA blended amount, 1.0 part of CQ blended amount, acetone It was prepared in the same manner as in Example 7, except that the amount was changed to 27.7 parts. Table 1 shows the results.
- Example 9 7 parts of 4-META, 12 parts of MDP, 14.8 parts of KP-423, 10 parts of GDMA, 1.4 parts of CQ, 1.4 parts of acetone It was prepared in the same manner as in Example 7, except that the blending amount was 25.8 parts and the blending amount of distilled water was 15 parts. Table 1 shows the results.
- Example 10 Instead of KP-410, 1.8 parts of a linear siloxane containing (meth)acryloyl groups at both ends (manufactured by Gelest, DMS-U21) was blended, and the amount of 4-META was 8 parts. Preparation was carried out in the same manner as in Example 1, except that the blending amount was 4 parts, the blending amount of CQ was 2.0 parts, the blending amount of acetone was 27.2 parts, and the blending amount of distilled water was 28 parts. Table 2 shows the results.
- Example 11 5 parts of 4-META, 10 parts of MDP, 3.9 parts of DMS-U21, 12 parts of GDMA, 1.0 parts of CQ, 1.0 parts of acetone It was prepared in the same manner as in Example 10, except that the blending amount was 35.1 parts and the blending amount of distilled water was 19 parts. Table 2 shows the results.
- Example 12 10 parts of 4-META, 8 parts of MDP, 7.5 parts of DMS-U21, 10 parts of GDMA, 2.5 parts of CQ, 2.5 parts of acetone It was prepared in the same manner as in Example 10, except that the blending amount was 32.0 parts and the blending amount of distilled water was 16 parts. Table 2 shows the results.
- the bonding agent containing methacrylate having an acid group and linear siloxane containing a (meth)acryloyl group had good adhesive strength to all of ceramics, enamel, and dentin (Example 1 ⁇ 12).
- X 1 to X 6 are each independently an alkyl group having 1 to 6 carbon atoms or an ethylenically unsaturated group
- m is an integer of 0 or more and 500 or less
- X 3 and X 4 are the same or different for each repeating unit
- Y 1 and Y 2 are each independently a linear or branched hydrocarbon group having 1 to 20 carbon atoms which may have an ether bond
- Z 1 to Z 4 are each independently a hydrogen atom or an ethylenically unsaturated group
- At least one of X 1 to X 6 and Z 1 to Z 4 is an ethylenically unsaturated group.
- Appendix 2 The dental adhesive composition according to appendix 1, which contains a (meth)acrylate having no acid group.
- Appendix 4 The dental adhesive composition according to any one of Appendices 1 to 3, which contains water.
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Abstract
Description
表1に示した組成のボンディング材(実施例1~12、比較例1~3)を調製した。ボンディング材は、酸基を有するメタクリレート、シリコーン化合物、酸基を有さないメタクリレート、重合開始剤、重合禁止剤、フィラー、有機溶媒、及び水を配合して調製した。
セラミックスを#600耐水研磨紙で研磨し、平坦にした研磨面に、フッ酸を塗布し、10秒放置後蒸留水で洗い流し、更に超音波洗浄を10分×2回行った。これに、作製したボンディング材を塗布し、すぐにエアーブローにより乾燥させた。
A せん断接着強さの平均が20MPa以上である場合
B せん断接着強さの平均が15MPa以上20MPa未満である場合
C せん断接着強さの平均が15MPa未満である場合
歯質を#400耐水研磨紙で研磨し、新鮮面を露出させた。ボンディング材を塗布し、すぐにエアーブローにより乾燥させた。
A せん断接着強さの平均が25MPa以上である場合
B せん断接着強さの平均が15MPa以上25MPa未満である場合
C せん断接着強さの平均が15MPa未満である場合
酸基を有するメタクリレートとして4-メタクリロイルオキシエチルトリメリット酸無水物(4-META)5部及び10-メタクリロイルオキシデシルジハイドロジェンホスフェート(MDP)5部、シリコーン化合物として両末端に(メタ)アクリロイル基を含む直鎖状シロキサン(信越化学工業社製、KP-410)1.2部、酸基を有さないメタクリレートとして2-ヒドロキシ-1,3-ジメタクリロイルオキシプロパン(GDMA)15部及びトリエチレングリコールジメタクリレート(TEGDMA)5部、重合開始剤として2,4,6-トリメチルベンゾイルジフェニルホスフィンオキサイド(TPO)2部、カンファーキノン(CQ)1.0部、4-ジメチルアミノ安息香酸エチル(EPA)1部、重合禁止剤としてジブチルヒドロキシトルエン(2,6-ジ-tert-ブチル-p-クレゾール)(BHT)1部、フィラーとして疎水性ヒュームドシリカ(日本アエロジル製、アエロジル(登録商標)R972)5部、有機溶媒としてアセトン33.8部、及び水(蒸留水)25部を配合した。結果を表1に示す。
4-METAの配合量を6部、MDPの配合量を12部、KP-410の配合量を5.0部、GDMAの配合量を12部、CQの配合量を1.2部、アセトンの配合量を29.8部、蒸留水の配合量を20部にした以外は、実施例1と同様に調製した。結果を表1に示す。
4-METAの配合量を9部、MDPの配合量を7部、KP-410の配合量を9.9部、GDMAの配合量を10部、CQの配合量を1.8部、アセトンの配合量を30.3部、蒸留水の配合量を18部にした以外は、実施例1と同様に調製した。結果を表1に示す。
KP-410に替えて、片末端に(メタ)アクリロイル基を含む直鎖状シロキサン(信越化学工業社製、KP-422)2.3部を配合し、4-METAの配合量を13部、MDPの配合量を9部、CQの配合量を0.8部、アセトンの配合量を24.9部、蒸留水の配合量を21部にした以外は、実施例1と同様に調製した。結果を表1に示す。
4-METAの配合量を6部、MDPの配合量を14部、KP-422の配合量を6.1部、GDMAの配合量を12部、CQの配合量を1.9部、アセトンの配合量を31.0部、蒸留水の配合量を15部にした以外は、実施例4と同様に調製した。結果を表1に示す。
4-METAの配合量を11部、MDPの配合量を11部、KP-422の配合量を12.1部、GDMAの配合量を10部、CQの配合量を2.3部、アセトンの配合量を24.6部、蒸留水の配合量を15部にした以外は、実施例4と同様に調製した。結果を表1に示す。
KP-410に替えて両末端に(メタ)アクリロイル基を含む直鎖状シロキサン(信越化学工業社製、KP-423)0.5部を配合し、4-METAの配合量を12部、MDPの配合量を6部、CQの配合量を1.1部、アセトンの配合量を30.4部、蒸留水の配合量を21部にした以外は実施例1と同様に調製した。結果を表1に示す。
4-METAの配合量を13部、MDPの配合量を7部、KP-423の配合量を4.3部、GDMAの配合量を12部、CQの配合量を1.0部、アセトンの配合量を27.7部にした以外は、実施例7と同様に調製した。結果を表1に示す。
4-METAの配合量を7部、MDPの配合量を12部、KP-423の配合量を14.8部、GDMAの配合量を10部、CQの配合量を1.4部、アセトンの配合量を25.8部、蒸留水の配合量を15部にした以外は、実施例7と同様に調製した。結果を表1に示す。
KP-410に替えて、両末端に(メタ)アクリロイル基を含む直鎖状シロキサン(Gelest社製、DMS-U21)1.8部を配合し、4-METAの配合量を8部、MDPの配合量を4部、CQの配合量を2.0部、アセトンの配合量を27.2部、蒸留水の配合量を28部した以外は、実施例1と同様に調製した。結果を表2に示す。
4-METAの配合量を5部、MDPの配合量を10部、DMS-U21の配合量を3.9部、GDMAの配合量を12部、CQの配合量を1.0部、アセトンの配合量を35.1部、蒸留水の配合量を19部にした以外は、実施例10と同様に調製した。結果を表2に示す。
4-METAの配合量を10部、MDPの配合量を8部、DMS-U21の配合量を7.5部、GDMAの配合量を10部、CQの配合量を2.5部、アセトンの配合量を32.0部、蒸留水の配合量を16部にした以外は、実施例10と同様に調製した。結果を表2に示す。
シリコーン化合物を配合せず(0部とし)、4-METAの配合量を15部、MDPの配合量を8部、CQの配合量を2.3部、アセトンの配合量を25.7部、蒸留水の配合量を20部にした以外は、実施例1と同様に調製した。結果を表2に示す。
KP-410に替えて、ジメチルシリコーン((メタ)アクリロイル基を含まないシロキサン)(信越化学工業社製、KF-96L-2cs)3.6部を配合し、4-METAの配合量を8部、MDPの配合量を6部、GDMAの配合量を12部、CQの配合量を2.2部、アセトンの配合量を39.2部、蒸留水の配合量を15部した以外は、実施例1と同様に調製した。結果を表2に示す。
KP-410に替えて、シロキサンを含むアクリルポリマー(共栄社化学社製、KL-700)11.4部を配合し、4-METAの配合量を7部、MDPの配合量を9部、GDMAの配合量を10部、CQの配合量を1.6部、アセトンの配合量を24.0部、蒸留水の配合量を23部にした以外は、実施例1と同様に調製した。結果を表2に示す。
酸基を有する(メタ)アクリレート、及び、
下記一般式(1)で表される直鎖状シロキサン、を含有する、歯科用接着性組成物。
X1~X6は、それぞれ独立に、炭素数1以上6以下のアルキル基又はエチレン性不飽和基であり、
mは、0以上500以下の整数であり、
mが2以上の場合には、X3、X4は、繰返し単位毎に同一であっても異なっており、
Y1、Y2は、それぞれ独立に、エーテル結合を有していてもよい炭素数1以上20以下の直鎖状又は分岐状炭化水素基であり、
Z1~Z4は、それぞれ独立に、水素原子又はエチレン性不飽和基であり、
X1~X6、及びZ1~Z4のうち、少なくとも1個はエチレン性不飽和基である。)
(付記2)
酸基を有さない(メタ)アクリレートを含有する、付記1に記載の歯科用接着性組成物。
光重合開始剤を含有する、付記1又は2に記載の歯科用接着性組成物。
水を含有する、付記1乃至3の何れか1項に記載の歯科用接着性組成物。
Claims (4)
- 酸基を有する(メタ)アクリレート、及び、
下記一般式(1)で表される直鎖状シロキサン、を含有する、歯科用接着性組成物。
X1~X6は、それぞれ独立に、炭素数1以上6以下のアルキル基又はエチレン性不飽和基であり、
mは、0以上500以下の整数であり、
mが2以上の場合には、X3、X4は、繰返し単位毎に同一であっても異なっており、
Y1、Y2は、それぞれ独立に、エーテル結合を有していてもよい炭素数1以上20以下の直鎖状又は分岐状炭化水素基であり、
Z1~Z4は、それぞれ独立に、水素原子又はエチレン性不飽和基であり、
X1~X6、及びZ1~Z4のうち、少なくとも1個はエチレン性不飽和基である。) - 酸基を有さない(メタ)アクリレートを含有する、請求項1に記載の歯科用接着性組成物。
- 光重合開始剤を含有する、請求項1又は2に記載の歯科用接着性組成物。
- 水を含有する、請求項1又は2に記載の歯科用接着性組成物。
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