JP2012246290A - 歯科修復材 - Google Patents
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- 239000000463 material Substances 0.000 title description 49
- 239000002245 particle Substances 0.000 claims abstract description 87
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- 239000000203 mixture Substances 0.000 claims abstract description 52
- 239000011347 resin Substances 0.000 claims abstract description 35
- 229920005989 resin Polymers 0.000 claims abstract description 35
- 238000009826 distribution Methods 0.000 claims abstract description 30
- 239000000654 additive Substances 0.000 claims abstract description 18
- 239000011362 coarse particle Substances 0.000 claims abstract description 15
- 230000000996 additive effect Effects 0.000 claims abstract description 13
- 239000010419 fine particle Substances 0.000 claims abstract description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
- 238000000518 rheometry Methods 0.000 claims description 16
- 125000000217 alkyl group Chemical group 0.000 claims description 9
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- 229910019142 PO4 Inorganic materials 0.000 description 6
- -1 benzenedicarbonyl Chemical class 0.000 description 6
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- 239000002270 dispersing agent Substances 0.000 description 4
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- 239000002253 acid Substances 0.000 description 3
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- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- GNKTZDSRQHMHLZ-UHFFFAOYSA-N [Si].[Si].[Si].[Ti].[Ti].[Ti].[Ti].[Ti] Chemical compound [Si].[Si].[Si].[Ti].[Ti].[Ti].[Ti].[Ti] GNKTZDSRQHMHLZ-UHFFFAOYSA-N 0.000 description 2
- 125000003545 alkoxy group Chemical group 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 210000001099 axilla Anatomy 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- IJBYNGRZBZDSDK-UHFFFAOYSA-N barium magnesium Chemical compound [Mg].[Ba] IJBYNGRZBZDSDK-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 239000005388 borosilicate glass Substances 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 150000001733 carboxylic acid esters Chemical group 0.000 description 2
- 239000008119 colloidal silica Substances 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 239000011350 dental composite resin Substances 0.000 description 2
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- 239000006185 dispersion Substances 0.000 description 2
- 125000001033 ether group Chemical group 0.000 description 2
- 230000009969 flowable effect Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000011256 inorganic filler Substances 0.000 description 2
- 229910003475 inorganic filler Inorganic materials 0.000 description 2
- 229910052809 inorganic oxide Inorganic materials 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 238000003980 solgel method Methods 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- 230000009974 thixotropic effect Effects 0.000 description 2
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 2
- SSJXIUAHEKJCMH-PHDIDXHHSA-N (1r,2r)-cyclohexane-1,2-diamine Chemical class N[C@@H]1CCCC[C@H]1N SSJXIUAHEKJCMH-PHDIDXHHSA-N 0.000 description 1
- IAXDPUNKWVFYHF-UWXQCODUSA-N 1-N,4-N-bis[(2S)-2-amino-3-methylbutanoyl]-1-N,4-N-didodecylbenzene-1,4-dicarboxamide Chemical compound C(C1=CC=C(C(=O)N(C([C@@H](N)C(C)C)=O)CCCCCCCCCCCC)C=C1)(=O)N(C([C@@H](N)C(C)C)=O)CCCCCCCCCCCC IAXDPUNKWVFYHF-UWXQCODUSA-N 0.000 description 1
- MZIUPHBAHISRBN-WLTNIFSVSA-N 1-N,4-N-bis[(2S)-2-amino-3-methylbutanoyl]-1-N,4-N-dioctadecylbenzene-1,4-dicarboxamide Chemical compound C(C1=CC=C(C(=O)N(C([C@@H](N)C(C)C)=O)CCCCCCCCCCCCCCCCCC)C=C1)(=O)N(C([C@@H](N)C(C)C)=O)CCCCCCCCCCCCCCCCCC MZIUPHBAHISRBN-WLTNIFSVSA-N 0.000 description 1
- JECYNCQXXKQDJN-UHFFFAOYSA-N 2-(2-methylhexan-2-yloxymethyl)oxirane Chemical compound CCCCC(C)(C)OCC1CO1 JECYNCQXXKQDJN-UHFFFAOYSA-N 0.000 description 1
- TXBCBTDQIULDIA-UHFFFAOYSA-N 2-[[3-hydroxy-2,2-bis(hydroxymethyl)propoxy]methyl]-2-(hydroxymethyl)propane-1,3-diol Polymers OCC(CO)(CO)COCC(CO)(CO)CO TXBCBTDQIULDIA-UHFFFAOYSA-N 0.000 description 1
- POLZHVHESHDZRD-UHFFFAOYSA-N 2-hydroxyethyl 2-methylprop-2-enoate;phosphoric acid Polymers OP(O)(O)=O.CC(=C)C(=O)OCCO POLZHVHESHDZRD-UHFFFAOYSA-N 0.000 description 1
- ZDMZLTIFXMREFI-UHFFFAOYSA-N 2-hydroxyethyl prop-2-enoate;phosphoric acid Polymers OP(O)(O)=O.OCCOC(=O)C=C ZDMZLTIFXMREFI-UHFFFAOYSA-N 0.000 description 1
- VALXVSHDOMUUIC-UHFFFAOYSA-N 2-methylprop-2-enoic acid;phosphoric acid Polymers OP(O)(O)=O.CC(=C)C(O)=O VALXVSHDOMUUIC-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical class [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- NOHBNJCEEIPRSC-PHDIDXHHSA-N [(1r,2r)-2-(carbamoylamino)cyclohexyl]urea Chemical compound NC(=O)N[C@@H]1CCCC[C@H]1NC(N)=O NOHBNJCEEIPRSC-PHDIDXHHSA-N 0.000 description 1
- ASFHYIAIHXYBEN-UHFFFAOYSA-N [2-(2-methylprop-2-enoyloxy)-3-phosphonooxypropyl] 2-methylprop-2-enoate Polymers CC(=C)C(=O)OCC(COP(O)(O)=O)OC(=O)C(C)=C ASFHYIAIHXYBEN-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate group Chemical group C(C=C)(=O)[O-] NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 210000003484 anatomy Anatomy 0.000 description 1
- 125000004104 aryloxy group Chemical group 0.000 description 1
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- 150000005690 diesters Chemical class 0.000 description 1
- 238000002296 dynamic light scattering Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009878 intermolecular interaction Effects 0.000 description 1
- 230000018984 mastication Effects 0.000 description 1
- 238000010077 mastication Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- WDHYRUBXLGOLKR-UHFFFAOYSA-N phosphoric acid;prop-2-enoic acid Chemical compound OC(=O)C=C.OP(O)(O)=O WDHYRUBXLGOLKR-UHFFFAOYSA-N 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
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- 150000003335 secondary amines Chemical class 0.000 description 1
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- 239000000377 silicon dioxide Substances 0.000 description 1
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- 239000003381 stabilizer Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 150000005691 triesters Chemical class 0.000 description 1
- 229960004295 valine Drugs 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/60—Preparations for dentistry comprising organic or organo-metallic additives
- A61K6/61—Cationic, anionic or redox initiators
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/15—Compositions characterised by their physical properties
- A61K6/17—Particle size
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/70—Preparations for dentistry comprising inorganic additives
- A61K6/71—Fillers
- A61K6/76—Fillers comprising silicon-containing compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/831—Preparations for artificial teeth, for filling teeth or for capping teeth comprising non-metallic elements or compounds thereof, e.g. carbon
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
- A61K6/887—Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- A61K6/889—Polycarboxylate cements; Glass ionomer cements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/884—Preparations for artificial teeth, for filling teeth or for capping teeth comprising natural or synthetic resins
- A61K6/891—Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Dental Preparations (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
Abstract
【解決手段】一実施形態では、構造フィラーは、重合性樹脂の屈折率と実質的に同様の屈折率と、粗粒分と、平均粒径が0.1μmより大きく粗粒分の平均粒径より小さい細粒分とを有する。粗粒分対細粒分の相対比は、体積で12:1から2:1の範囲内であり、各画分の粒径分布は本質的に単峰性であり、細粒分のD(90)は、粗粒分のD(10)以下である。
【選択図】図1
Description
米国特許法施行規則1.78(a)(4)に従って、本出願は、2011年5月27日に出願された、先行して出願された同時係属中の仮出願第61/491,089号の利益および優先権を主張し、この仮出願は、参照により本明細書に明白に組み込まれている。
圧縮強さ(CS)試験
Claims (10)
- 重合性樹脂と、
重合性樹脂の屈折率と実質的に同様の屈折率を有する、実質的に半透明な構造フィラーであって、
第1の平均粒径を有する粗粒分、および
0.1μmより大きく粗粒分の第1の平均粒径より小さい、第2の平均粒径を有する細粒分を含み、
粗粒分対細粒分の相対比が、体積で12:1から2:1の範囲内であり、粗粒分および細粒分のそれぞれの粒径分布が、本質的に単峰性であり、細粒分のD(90)が、粗粒分のD(10)以下である、構造フィラーと、
100nm未満の平均粒径を有するナノフィラーと、
少なくとも1種のレオロジー調整添加剤と
を含む、歯科修復組成物。 - 少なくとも1種の前記レオロジー調整添加剤が、ヒュームドシリカ、および/または一般式RCONHR'(式中、Rはアルキルまたはアルキリジン基であり、R'はアルキル基である)のアルキルアミドである、請求項1に記載の組成物。
- 前記粗粒分に関して、第1の平均粒径が3μmより大きく、D(10)が≧1μmであり、前記細粒分に関して、第2の平均粒径が1μmより小さく、D(90)が≦0.9μmである、請求項1または2に記載の組成物。
- 前記粗粒分に関して、第1の平均粒径が4〜7μmの範囲内であり、D(10)が≧1.2μmであり、前記細粒分に関して、第2の平均粒径が0.3〜0.7μmの範囲内であり、D(90)が≦0.9μmである、請求項1または2に記載の組成物。
- 前記構造フィラー対ナノフィラーの比が、体積で20:1から10:1の範囲内である、請求項1または2に記載の組成物。
- 乱されない状態では粘度がペースト様であり、組成物が音波および/または超音波振動を受けるとずり減粘を起こして粘度が液体様に低減する、請求項1または2に記載の組成物。
- 硬化すると1.8%未満の体積収縮を示す、請求項1または2に記載の組成物。
- 屈折率RI(樹脂)を有する重合性樹脂と、
屈折率RI(フィラー)を有する、実質的に半透明な構造フィラーであって、
RI(フィラー)-RI(樹脂)≦0.05であり、
第1の平均粒径が3μmより大きくD(10)≧1μmである、本質的に単峰性の分布を有する粗粒分、および
第2の平均粒径が0.1μmより大きく1μmより小さくD(90)≦0.9μmである、本質的に単峰性の分布を有する細粒分を含み、
粗粒分対細粒分の相対比が、体積で12:1から2:1の範囲内である、構造フィラーと、
平均粒径が100nm未満であるナノフィラーであって、構造フィラー対ナノフィラーの比が、体積で20:1から10:1の範囲内である、ナノフィラーと、
0.1から5wt%の量の、少なくとも1種のレオロジー調整添加剤と
を含み、
乱されない状態では組成物の粘度がペースト様であり、組成物が音波および/または超音波振動を受けるとずり減粘を起こして粘度が液体様に低減し、硬化すると組成物が1.8%未満の体積収縮を示す、
歯科修復組成物。 - 少なくとも1種の前記レオロジー調整添加剤が、ヒュームドシリカ、および/または、一般式RCONHR'(式中、Rはアルキルまたはアルキリジン基であり、R'はアルキル基である)のアルキルアミドである、請求項8に記載の組成物。
- 前記粗粒分に関して、第1の平均粒径が4〜7μmの範囲内であり、D(10)が≧1.2μmであり、前記細粒分に関して、第2の平均粒径が0.3〜0.7μmの範囲内であり、D(90)が≦0.9μmである、請求項8に記載の組成物。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161491089P | 2011-05-27 | 2011-05-27 | |
US61/491,089 | 2011-05-27 | ||
US13/478,396 US8822564B2 (en) | 2011-05-27 | 2012-05-23 | Dental restorative material |
US13/478,396 | 2012-05-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012246290A true JP2012246290A (ja) | 2012-12-13 |
JP2012246290A5 JP2012246290A5 (ja) | 2015-07-02 |
JP6084372B2 JP6084372B2 (ja) | 2017-02-22 |
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Application Number | Title | Priority Date | Filing Date |
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JP2012119462A Active JP6084372B2 (ja) | 2011-05-27 | 2012-05-25 | 歯科修復材 |
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US (3) | US8822564B2 (ja) |
EP (1) | EP2526921B1 (ja) |
JP (1) | JP6084372B2 (ja) |
CN (1) | CN102793627B (ja) |
Cited By (1)
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JP2018153635A (ja) * | 2017-03-17 | 2018-10-04 | ヴォコ・ゲー・エム・ベー・ハーVoco Gmbh | 間接的歯科修復物を作製するためのミリングブランク、対応する使用および方法 |
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US20160128910A1 (en) | 2016-05-12 |
CN102793627A (zh) | 2012-11-28 |
US8822564B2 (en) | 2014-09-02 |
US20140371342A1 (en) | 2014-12-18 |
JP6084372B2 (ja) | 2017-02-22 |
US20120302662A1 (en) | 2012-11-29 |
EP2526921B1 (en) | 2022-12-21 |
US9642782B2 (en) | 2017-05-09 |
EP2526921A2 (en) | 2012-11-28 |
CN102793627B (zh) | 2016-08-31 |
US9237991B2 (en) | 2016-01-19 |
EP2526921A3 (en) | 2014-11-05 |
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