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:
Sep. 18, 2001
Filed:
Jul. 28, 1999
Applicant:
Inventors:
Shoji Akahane, Tokyo, JP;
Hisashi Nakaseko, Tokyo, JP;
Assignee:
GC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K 6/083 ; C08K 3/34 ; C08L 3/100 ;
U.S. Cl.
CPC ...
A61K 6/083 ; C08K 3/34 ; C08L 3/100 ;
Abstract
A dental cement composition is disclosed, comprising a liquid material and a powder material, wherein said liquid material comprises 4-methacryloxyethyl trimellitic acid and water, said powder material comprising a powdered fluoroalumino silicate glass or a powdered metal oxide containing zinc oxide as the major component, the dental cement composition of the invention has a superior adhesive strength and adhesive durability to the tooth structure and superior in mechanical strengths, particularly in bending strength, without using dental adhesives requiring the surface treatment or priming.