DK2765974T3 - Lithiumsilikat-glaskeramik og -glas med divalent metaloxid. - Google Patents

Lithiumsilikat-glaskeramik og -glas med divalent metaloxid. Download PDF

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DK2765974T3
DK2765974T3 DK12770150.6T DK12770150T DK2765974T3 DK 2765974 T3 DK2765974 T3 DK 2765974T3 DK 12770150 T DK12770150 T DK 12770150T DK 2765974 T3 DK2765974 T3 DK 2765974T3
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glass
glass ceramic
lithium
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Christian Ritzberger
Elke Apel
Wolfram Höland
Volker Rheinberger
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Ivoclar Vivadent Ag
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    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0009—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing silica as main constituent
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/02—Inorganic materials
    • A61L27/10—Ceramics or glasses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/0003—Making bridge-work, inlays, implants or the like
    • A61C13/0022—Blanks or green, unfinished dental restoration parts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/08—Artificial teeth; Making same
    • A61C13/082—Cosmetic aspects, e.g. inlays; Determination of the colour
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C13/00—Dental prostheses; Making same
    • A61C13/08—Artificial teeth; Making same
    • A61C13/083—Porcelain or ceramic teeth
    • 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
    • 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
    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products
    • C03B32/02—Thermal crystallisation, e.g. for crystallising glass bodies into glass-ceramic articles
    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • 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
    • C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
    • C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
    • C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
    • 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
    • C03C4/00—Compositions for glass with special properties
    • 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/0007—Compositions for glass with special properties for biologically-compatible glass
    • C03C4/0021—Compositions for glass with special properties for biologically-compatible glass for dental use
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2430/00—Materials or treatment for tissue regeneration
    • A61L2430/12—Materials or treatment for tissue regeneration for dental implants or prostheses
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49567—Dental appliance making

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Ceramic Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • Epidemiology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Dentistry (AREA)
  • Plastic & Reconstructive Surgery (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Transplantation (AREA)
  • Dermatology (AREA)
  • Inorganic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Dental Preparations (AREA)
  • Dental Prosthetics (AREA)

Claims (20)

1. Lithiumsilikat-glaskeramik, som indeholder divalent metaloxid valgt blandt MgO, CaO, SrO, BaO, ZnO og blandinger deraf, 67.0 til 79,0 vægt-% Si02, mindst 12,1 vægt-% Li20, 2.0 til 9,0 vægt-% P205 og mindre end 1,0 vægt-% K20, Na20 og blandinger deraf.
2. Glaskeramik ifølge krav 1, hvor lithiumsilikat-glaskeramik, som indeholder mindst 6,1 vægt-% Zr02 er undtaget, og/eller lithiumsilikat-glaskeramik, som indeholder mindst 8,5 vægt-% overgangsmetaloxid valgt fra gruppen bestående af oxider af yttrium, oxider af overgangsmetaller med atomnummeret 41-79 og blandinger af oxider deraf er undtaget.
3. Glaskeramik ifølge krav 1 eller 2, som indeholder mindre end 0,5 vægt-% og fortrinsvist mindre end 0,1 vægt-% K20 og mest foretrukket er i alt væsentligt fri for K20 og/eller indeholder mindre end 0,5 og fortrinsvist mindre end 0,1 vægt-% K20, Na20 og blandinger deraf og/eller indeholder mindre end 1,0, i særdeleshed mindre end 0,5 og fortrinsvist mindre end 0,1 vægt-% yderligere alkalimetaloxid og mest foretrukket er i alt væsentlig fri deraf.
4. Glaskeramik ifølge et af kravene 1 til 3, som indeholder mindre end 0,1 vægt-% l_a203 og fortrinsvist er i alt væsentlig fri deraf.
5. Glaskeramik ifølge et af kravene 1 til 4, som indeholder det divalente metaloxid eller blandinger deraf i en mængde fra 0,1 til 15, i særdeleshed 2,0 til 12,0 og fortrinsvist 2,0 til 8,0 vægt-%.
6. Glaskeramik ifølge et af kravene 1 til 5, hvor den divalente metaloxid er SrO.
7. Glaskeramik ifølge et af kravene 1 til 6, som har lithiummetasilikat som hoved krystalfase og i særdeleshed har mere end 5 volumen-%, fortrinsvist mere end 10 vo-lumen-% og særligt foretrukket mere end 15 volumen-% lithiummetasilikatkrystaller.
8. Glaskeramik ifølge et af kravene 1 til 7, som har lithiumdisilikat som hovedkry-stalfase og i særdeleshed mere end 10 volumen-%, fortrinsvist har mere end 20 volumen-% og særligt foretrukket mere end 30 volumen-% lithiumdisilikatkrystaller.
9. Glaskeramik ifølge et af kravene 1 til 8, som indeholder 12,5 til 20,0 og i særdeleshed 15,0 til 17,0 vægt-% Li20 og/eller indeholder Si02 og Li20 i et molforhold fra 1,7 til 3,1 og i særdeleshed 1,8 til 3,0 eller fra 2,3 til 2,5 og i særdeleshed fra omkring 2,4.
10. Glaskeramik ifølge et af kravene 1 til 9, som indeholder 3,0 til 7,5 vægt-% P2O5.
11. Glaskeramik ifølge et af kravene 1 til 10, som indeholder mindst et og fortrinsvist alle følgende komponenter:
12. Lithiumsilikat-glaskeramik ifølge et af kravene 1 til 11, som har lithiumdisili-kat som hoved krystalfase og har en brudsejhed, målt som KIC værdi, fra mindst 1,9 MPa*m°5 og i særdeleshed mere end 2,3 MPa*m°5.
13. Lithiumsilikat-glaskeramik ifølge et af kravene 1 til 12, som indeholder mindre end 5,0 og i særdeleshed mindre end 0,1 vægt-% BaO og fortrinsvist er i alt væsentlig fri for BaO.
14. Udgangsglas, som indeholder komponenterne af glaskeramikken ifølge et af kravene 1 til 6 eller 9 til 13.
15. Lithiumsilikatglas med kim, som er egnet til udformningen af lithiummetasili-kat- og/eller lithiumdisilikatkrystaller, hvor glasset som indeholder komponenterne af glaskeramikken ifølge et af kravene 1 til 6 eller 9 til 13.
16. Glaskeramik ifølge et af kravene 1 til 13 eller glas ifølge krav 14 eller 15, hvor glasset og glaskeramikken foreligger i form af et pulver, et granulat, et råemne eller en dental restaurering.
17. Fremgangsmåde til fremstilling af glaskeramikken ifølge et af kravene 1 til 13 eller 16 eller glasset ifølge krav 15 eller 16, ved hvilken udgangsglasset ifølge krav 14 eller 16, glasset med kim ifølge krav 15 eller 16 eller glaskeramikken med lithiummetasilikat som hoved krystalfase ifølge et af kravene 7, 9 til 13 eller 16 underkastes mindst en varmebehandling i området fra 450 til 950°C og i særdeleshed 450 til 750°C.
18. Anvendelse af glaskeramikken ifølge et af kravene 1 til 13 eller 16 eller glasset ifølge et af kravene 14 til 16 som dentalt materiale og i særdeleshed til belægning af dentale restaureringer og fortrinsvist til fremstilling af dentale restaureringer.
19. Anvendelse til fremstilling af dentale restaureringer ifølge krav 18, hvor glaskeramikken eller glasset formes gennem presning eller maskinel bearbejdning til ønskede dentale restaureringer, i særdeleshed broer, inlay, onlay, abutment, facade, delkrone, krone eller skal.
20. Fremgangsmåde til fremstilling af en lithiumsilikat-glaskeramik, som indeholder divalent metaloxid valgt blandt MgO, CaO, SrO, BaO, ZnO og blandinger deraf og indeholder mindst 12,1 vægt-% Li20, hvor (a) et udgangsglas, som indeholder komponenterne af glaskeramikken, underka- stes en varmebehandling ved en temperatur fra 470 til 560°C i et tidsrum fra 10 min til 120 min, for at danne et glas med kim, som er egnet til udformningen af lithiumdisilikat-krystaller, og (b) glasset med kim underkastes en varmebehandling ved en temperatur fra 600 til 750°C, for at danne en glaskeramik med lithiumdisilikat som hovedkrystalfase.
DK12770150.6T 2011-10-14 2012-10-11 Lithiumsilikat-glaskeramik og -glas med divalent metaloxid. DK2765974T3 (da)

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EP11185335 2011-10-14
PCT/EP2012/070220 WO2013053864A2 (de) 2011-10-14 2012-10-11 Lithiumsilikat-glaskeramik und -glas mit zweiwertigem metalloxid

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US (3) US9232989B2 (da)
EP (1) EP2765974B1 (da)
JP (2) JP6681659B2 (da)
KR (2) KR20140077948A (da)
CN (1) CN103889391B (da)
BR (1) BR112014008579A2 (da)
CA (1) CA2851403C (da)
DE (1) DE112012004291A5 (da)
DK (1) DK2765974T3 (da)
ES (1) ES2568249T3 (da)
HU (1) HUE027259T2 (da)
MX (1) MX350428B (da)
PL (1) PL2765974T3 (da)
RU (2) RU2017112372A (da)
WO (1) WO2013053864A2 (da)

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EP3696150A1 (de) 2019-02-14 2020-08-19 Ivoclar Vivadent AG Fluoreszierende glaskeramiken und gläser mit gehalt an europium
WO2020202685A1 (ja) * 2019-03-29 2020-10-08 株式会社ジーシー 歯科補綴物用ブロック体
JP7478093B2 (ja) * 2019-03-29 2024-05-02 株式会社ジーシー 歯科補綴物用ブロック体の製造方法、歯科補綴物の製造方法
KR102246195B1 (ko) * 2019-05-29 2021-04-29 주식회사 하스 절삭가공을 위한 치과용 벌크 블록 및 그 제조방법
KR102446072B1 (ko) 2020-09-28 2022-09-23 주식회사 하스 절삭가공을 위한 치과용 벌크 블록 및 그 제조방법
CN114835402B (zh) * 2022-04-19 2023-11-21 山东国瓷功能材料股份有限公司 一种半透光性良好、机械性能优异的玻璃陶瓷结构体的制备方法及应用
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US9776912B2 (en) 2017-10-03
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CN103889391B (zh) 2018-08-28
RU2017112372A3 (da) 2019-01-24
BR112014008579A2 (pt) 2017-04-18
ES2568249T3 (es) 2016-04-28
MX350428B (es) 2017-09-05
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US20140228196A1 (en) 2014-08-14
US9232989B2 (en) 2016-01-12
DE112012004291A5 (de) 2014-08-07
US20160075593A1 (en) 2016-03-17
HUE027259T2 (en) 2016-10-28
WO2013053864A3 (de) 2013-07-11
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CA2851403A1 (en) 2013-04-18
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US20170362118A1 (en) 2017-12-21
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WO2013053864A2 (de) 2013-04-18
JP2015504399A (ja) 2015-02-12
JP6681659B2 (ja) 2020-04-15
MX2014004513A (es) 2014-05-28
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