Title:
ORGANOSILICON COMPOUND AND DENTAL COMPOSITION CONTAINING SAME
Document Type and Number:
WIPO Patent Application WO/2022/138974
Kind Code:
A1
Abstract:
The present invention provides a dental composition that shows improved adhesion to both a dental restorative material such as a porcelain and dentin and that is suitable for suppressing changes in properties during storage. The present invention pertains to a dental composition that contains an organosilicon compound (A) represented by general formula (1). (1): Z-Xm-Y-SiR1
nR2
(3-n) (In the formula: Z represents a (meth)acryloyloxy group, a (meth)acrylamido group, a mercapto group or an epoxy group; X represents a divalent organic group in which the ratio of the total number of carbon atoms to the total number of oxygen atoms (C/O) is 1-3; Y represents a divalent hydrocarbon group having 1-30 carbon atoms; R1 represents a group selected from the group consisting of an alkyl group, an aryl group and an aralkyl group; R2 represents a hydroxyl group or a hydrolyzable group; m represents an integer of 1-8; and n represents 0, 1 or 2. Two or more R1s, R2s and Xs, if present, may be either the same or different.)
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Inventors:
MURAYAMA RYOTA (JP)
MATSUURA RYO (JP)
NOJIRI YAMATO (JP)
MATSUURA RYO (JP)
NOJIRI YAMATO (JP)
Application Number:
PCT/JP2021/048429
Publication Date:
June 30, 2022
Filing Date:
December 24, 2021
Export Citation:
Assignee:
KURARAY NORITAKE DENTAL INC (JP)
International Classes:
A61K6/30; A61C13/00; A61C13/23; A61K6/60; C07F7/18
Domestic Patent References:
| WO2019082855A1 | 2019-05-02 | |||
| WO2008053990A1 | 2008-05-08 | |||
| WO2019082855A1 | 2019-05-02 |
Foreign References:
| JPH01292018A | 1989-11-24 | |||
| JPH02133338A | 1990-05-22 | |||
| JP2008001624A | 2008-01-10 | |||
| EP0009348A2 | 1980-04-02 | |||
| JPS57197289A | 1982-12-03 |
Other References:
J. MORITA CORP, PENCURE, 2000
Attorney, Agent or Firm:
KAMADA Koichi et al. (JP)
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