The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 02, 2018
Filed:
Sep. 16, 2016
Kabushiki Kaisha Shofu, Kyoto-shi, Kyoto, JP;
Jgc Catalysts and Chemicals Ltd., Kawasaki-shi, Kanagawa, JP;
Shuhei Takahashi, Kyoto, JP;
Hidefumi Fujimura, Kyoto, JP;
Jun Uchida, Kyoto, JP;
Mitsuji Teramae, Kyoto, JP;
Kunio Hori, Kitakyushu, JP;
Naoyuki Enomoto, Kitakyushu, JP;
KABUSHIKI KAISHA SHOFU, Kyoto, JP;
JGC CATALYSTS AND CHEMICALS LTD., Kanagawa, JP;
Abstract
The present invention provides a dental curable composition used for dental filling restorative materials, dental crown prosthesis materials such as inlays, crowns, and bridges, materials for constructing anchor teeth, block materials for dental CAD/CAM, etc. More specifically, the present invention provides a dental curable composition comprising a curable resin (A), a porous inorganic filler (B), and a polymerization initiator (C), wherein the porous inorganic filler (B) comprises a silicon dioxide, and an oxide comprising at least one kind of the other metallic elements, and a ratio (I/I) of a maximum absorbance (I) of 3730 to 3750 cmto a maximum absorbance (I) of 3000 to 3600 cmin infrared absorption spectrum of the porous inorganic filler (B), is not less than 1 and not more than 3.