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. 27, 1993
Filed:
Jul. 02, 1992
Applicant:
Inventors:
Claude Grison, Vandoeuvre les Nancy, FR;
Nathalie Boulliung, Nancy, FR;
Philippe Coutrot, Saulxures les Nancy, FR;
Assignee:
Elf Atochem S.A., Paris La Defense, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560210 ;
Abstract
Process for the manufacture of .alpha.-fluoroacrylates of general formula: ##STR1## with R' alkyl, aryl or cycloalkyl, according to which source of formalin, consisting of paraformaldehyde is reacted with an .alpha.-fluorophosphonoacetate in aqueous medium in the presence of a salt of a weak inorganic acid.