BR112015032559A2 - zircônia nanocristalina e métodos de processamento da mesma - Google Patents

zircônia nanocristalina e métodos de processamento da mesma

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Publication number
BR112015032559A2
BR112015032559A2 BR112015032559A BR112015032559A BR112015032559A2 BR 112015032559 A2 BR112015032559 A2 BR 112015032559A2 BR 112015032559 A BR112015032559 A BR 112015032559A BR 112015032559 A BR112015032559 A BR 112015032559A BR 112015032559 A2 BR112015032559 A2 BR 112015032559A2
Authority
BR
Brazil
Prior art keywords
processing methods
nanocrystalline zirconia
zirconia
nanocrystalline
density
Prior art date
Application number
BR112015032559A
Other languages
English (en)
Other versions
BR112015032559A8 (pt
BR112015032559B1 (pt
Inventor
Khan Ajmal
B Verano Anna
G Brodkin Dmitri
Tang Ling
Wang Yijun
Original Assignee
Ivoclar Vivadent Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=51177155&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112015032559(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ivoclar Vivadent Inc filed Critical Ivoclar Vivadent Inc
Publication of BR112015032559A2 publication Critical patent/BR112015032559A2/pt
Publication of BR112015032559A8 publication Critical patent/BR112015032559A8/pt
Publication of BR112015032559B1 publication Critical patent/BR112015032559B1/pt

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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
    • A61K6/15—Compositions characterised by their physical properties
    • A61K6/17—Particle size
    • 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
    • A61C13/08—Artificial teeth; Making same
    • A61C13/083—Porcelain or ceramic teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C5/00—Filling or capping teeth
    • A61C5/70—Tooth crowns; Making thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/08—Mouthpiece-type retainers or positioners, e.g. for both the lower and upper arch
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C8/00—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools
    • A61C8/0012—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the material or composition, e.g. ceramics, surface layer, metal alloy
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    • 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
    • A61K6/818—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising zirconium oxide
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61K6/802—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics
    • A61K6/822—Preparations for artificial teeth, for filling teeth or for capping teeth comprising ceramics comprising rare earth metal oxides
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
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    • C04B2235/9646—Optical properties
    • C04B2235/9653—Translucent or transparent ceramics other than alumina
    • C—CHEMISTRY; METALLURGY
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    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
    • C04B2235/9646—Optical properties
    • C04B2235/9661—Colour

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Abstract

a presente invenção refere-se a cerâmicas odontológicas de zircônia apresentando opalescência e tendo um tamanho dos grãos na faixa de 10 nm a 300 nm, uma densidade de no mínimo 99,5% da densidade teórica, uma transmitância da luz visível igual ou maior do que 45% em 560 nm, e uma resistência de no mínimo 800 mpa.
BR112015032559-9A 2013-06-27 2014-06-12 Cerâmica odontológica de zircônia, artigo odontológico, e seu método de fabricação BR112015032559B1 (pt)

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PCT/US2014/042140 WO2014209626A1 (en) 2013-06-27 2014-06-12 Nanocrystalline zirconia and methods of processing thereof

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BR112015032559A8 (pt) 2020-01-07
BR112015032559B1 (pt) 2020-06-16
JP6416247B2 (ja) 2018-10-31
EP3013306B1 (en) 2020-07-22
KR20160023766A (ko) 2016-03-03
EP3013306A1 (en) 2016-05-04
CA2913112C (en) 2020-06-16
US20160095798A1 (en) 2016-04-07
CA2913112A1 (en) 2014-12-31
WO2014209626A1 (en) 2014-12-31
CN105338948A (zh) 2016-02-17
US20200222287A1 (en) 2020-07-16
KR102215498B1 (ko) 2021-02-15
JP6679687B2 (ja) 2020-04-15
CN105338948B (zh) 2019-02-01
JP2016523286A (ja) 2016-08-08
JP2019005627A (ja) 2019-01-17
US10004668B2 (en) 2018-06-26
ES2815073T3 (es) 2021-03-29
US10610460B2 (en) 2020-04-07
US20180133112A1 (en) 2018-05-17

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