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1. WO2000040206 - DENTAL MILL BLANKS

Publication Number WO/2000/040206
Publication Date 13.07.2000
International Application No. PCT/US1999/010966
International Filing Date 18.05.1999
Chapter 2 Demand Filed 23.02.2000
IPC
A61C 13/00 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
13Dental prostheses; Making same
A61K 6/083 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
02Use of preparations for artificial teeth, for filling or for capping teeth
08Use of natural or synthetic resins
083Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61K 6/087 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
02Use of preparations for artificial teeth, for filling or for capping teeth
08Use of natural or synthetic resins
087Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A61K 6/09 2006.01
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
02Use of preparations for artificial teeth, for filling or for capping teeth
08Use of natural or synthetic resins
087Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
09Polyurethanes
CPC
A61C 13/0022
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
CDENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
13Dental prostheses; Making same
0003Making bridge-work, inlays, implants or the like
0022Blanks or green, unfinished dental restoration parts
A61K 6/887
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
80Preparations for artificial teeth, for filling teeth or for capping teeth
884comprising natural or synthetic resins
887Compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
A61K 6/891
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
80Preparations for artificial teeth, for filling teeth or for capping teeth
884comprising natural or synthetic resins
891Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
A61K 6/893
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
6Preparations for dentistry
80Preparations for artificial teeth, for filling teeth or for capping teeth
884comprising natural or synthetic resins
891Compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
893Polyurethanes
Applicants
  • 3M INNOVATIVE PROPERTIES COMPANY [US/US]; 3M Center P.O. Box 33427 Saint Paul, MN 55133-3427, US
Inventors
  • RUSIN, Richard, P.; US
  • CUMMINGS, Kevin, M.; US
  • CARUFEL, Roger, J.; US
Agents
  • BJORKMAN, Dale, A. ; Office of Intellectual Property Counsel P.O. Box 33427 Saint Paul, MN 55133-3427, US
  • VOSSIUS & PARTNER; P.O. Box 86 07 67 D-81634 München, DE
Priority Data
09/227,23008.01.1999US
Publication Language English (EN)
Filing Language English (EN)
Designated States
Title
(EN) DENTAL MILL BLANKS
(FR) EBAUCHES POUR PROTHESES DENTAIRES
Abstract
(EN)
A dental mill blank comprising a resin and a filler, wherein the blank is fabricated such that it passes a Thermal Shock Test. The mill blank is substantially free of cracks and discontinuities. Further, the blank may have superior cuttability and hardness.
(FR)
Ebauche pour prothèses dentaires, comportant une résine et une charge, qui est soumise à une épreuve de choc thermique lors de sa fabrication. Ladite ébauche est pratiquement exempte de fissures et de discontinuités. En outre, elle peut avoir une aptitude à la coupe et une dureté supérieures.
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