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:
Feb. 10, 1981
Filed:
Jan. 07, 1980
Applicant:
Inventors:
Alan Maries, London, GB;
Francesca M Shreeve, Harlow, GB;
Assignee:
International Standard Electric Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
525337 ; 106 35 ; 106104 ; 1062865 ; 10628717 ; 260 4252 ; 26099811 ; 525328 ; 525329 ;
Abstract
A glass composition for effecting crosslinking of a polycarboxylic acid cement and cement compositions formed therefrom. The glass is of the aluminoborate type and comprises 40 to 75 mole % boric oxide, not more than 60 mole % zinc oxide, not more than 50 mole % calcium oxide and not more than 20 mole % alumina. Cements formed from the glasses have a wide range of applications including structural cements, dental filler and orthopaedic cements.