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:
Jul. 10, 1984
Filed:
Mar. 04, 1982
Applicant:
Inventors:
Maurice J Ratcliffe, Congleton, GB;
Derek J Shaw, Knutsford, GB;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
20415923 ; 20415915 ; 523115 ; 523116 ; 526208 ; 433228 ;
Abstract
A visible light cure fluid dental composition which comprises at least one polymerizable ethylenically unsaturated material, from 40% to 90% by weight of the composition of at least one particulate filler, and a catalyst which comprises at least one ketone having photosensitive catalytic action selected from fluorenone and .alpha.-diketones and their derivatives, and at least one organic peroxide, and a method for their preparation and use.