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:
Aug. 29, 1978
Filed:
Jan. 31, 1977
Applicant:
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
526214 ; 260 / ; 526329 ; 5263292 ; 5263293 ; 5263297 ;
Abstract
In the production of a casting syrup, useful in a continuous casting process for manufacture of cast plates, by partial polymerization of methyl methacrylate or its mixture with at least one unsaturated vinyl compound copolymerizable therewith in an amount of not more than about 20% by weight based on methyl methacrylate, an improved method wherein the partial polymerization is carried out in the presence of a thiodicarboxylic acid ester of the formula: