Title:
DENTAL COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2021/070875
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a dental composition which has excellent adhesion to dentin, excellent mechanical strength when made into a cured product, and low polymerization shrinkage stress. The present invention relates to a dental composition which comprises (A) a (meth)acrylic compound, (B) a monomer having an acidic group having a molecular weight of less than 5000, (C) a monomer not having an acidic group having a molecular weight of less than 5000, and (D) a polymerization initiator, wherein the average molecular weight of (A) the (meth)acrylic compound is 5000 to 50000, and the average molecular weight per (meth)acrylic group is 1250 or more and less than 20000.
Inventors:
MATSUURA RYO (JP)
KAJIKAWA TATSUYA (JP)
KAJIKAWA TATSUYA (JP)
Application Number:
PCT/JP2020/038035
Publication Date:
April 15, 2021
Filing Date:
October 07, 2020
Export Citation:
Assignee:
KURARAY NORITAKE DENTAL INC (JP)
International Classes:
A61K6/887; A61K6/30; A61K6/60; A61K6/893
Domestic Patent References:
| WO2014095724A1 | 2014-06-26 | |||
| WO2008087977A1 | 2008-07-24 |
Foreign References:
| JP2004529946A | 2004-09-30 | |||
| JP2007217447A | 2007-08-30 | |||
| JP2011144121A | 2011-07-28 | |||
| US20030175660A1 | 2003-09-18 | |||
| JP2008260752A | 2008-10-30 | |||
| EP2153811A2 | 2010-02-17 | |||
| JP2012171885A | 2012-09-10 | |||
| JPS5042696A | 1975-04-17 | |||
| JP2006510583A | 2006-03-30 | |||
| JP2009184971A | 2009-08-20 | |||
| JP2011144121A | 2011-07-28 | |||
| JPS57197289A | 1982-12-03 | |||
| JPH093109A | 1997-01-07 | |||
| JPH10245525A | 1998-09-14 |
Other References:
See also references of EP 4043002A4
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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