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:
May. 15, 1979
Filed:
May. 09, 1978
Applicant:
Inventors:
Jung-Hsien Tsao, Columbia, MD (US);
Arthur D Ketley, Columbia, MD (US);
Assignee:
W. R. Grace & Co., New York, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
427 44 ; 9611 / ; 20415911 ; 20415915 ; 20415918 ; 20415923 ; 20415924 ; 260 / ; 260 / ; 2608 / ; 260836 ; 2608 / ; 427 54 ; 4273 / ; 427386 ; 528 90 ; 528110 ; 528116 ; 528354 ; 528366 ; 528408 ; 528409 ; 528421 ;
Abstract
This invention relates to a process for preparing a catalytic solution of a sulfonium salt of a complex anion, capable of yielding a Lewis Acid when irradiated by UV or high energy ionizing radiation comprising reacting a sulfonium halide with an alkali metal salt of the complex anion in a solvent mixture containing a polyol having at least two hydroxy groups and a lactone.