Invention Grant
- Patent Title: Dental obturator point
- Patent Title (中): 牙科闭孔点
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Application No.: US13382768Application Date: 2010-07-06
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Publication No.: US09248005B2Publication Date: 2016-02-02
- Inventor: Joachim E. Klee , Christoph Weber , Frank Pfefferkorn , Tim Hornung , Anja Glaner
- Applicant: Joachim E. Klee , Christoph Weber , Frank Pfefferkorn , Tim Hornung , Anja Glaner
- Applicant Address: DE Constance
- Assignee: Dentsply DeTrey GmbH
- Current Assignee: Dentsply DeTrey GmbH
- Current Assignee Address: DE Constance
- Agency: McNees Wallace & Nurick LLC
- Priority: EP09008925 20090708
- International Application: PCT/EP2010/004121 WO 20100706
- International Announcement: WO2011/003592 WO 20110113
- Main IPC: A61C5/04
- IPC: A61C5/04 ; A61C5/02 ; A61K6/06 ; A61K6/09 ; A61K6/00

Abstract:
Dental obturator point having an obturation body containing a composite material comprising (a) a polymer and b) a particulate filler, whereby the obturation body has a radio opacity of at least 3 mm/mm Al, characterized in that the composite material has (i) a tensile strength of from 5 to 70 MPA1 (ii) a flexural strength of from 5 to 90 MPA, (iii) a flexural module of from 0.1 to 2.5 GPa, and which has (iv) a 300 rpm drilling coefficient at 37° C. in the range of from −1 to 7.00.
Public/Granted literature
- US20120135377A1 DENTAL OBTURATOR POINT Public/Granted day:2012-05-31
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