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. 06, 1976
Filed:
Apr. 13, 1964
Samuel F Reed, Jr, Huntsville, AL (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
1. A method for the preparation of difluoraminoalkyl acrylates and methacrylates in which there are at least two difluoramino groups present and the alkyl contains two to eighteen carbon atoms which comprises reacting in the temperature range of about 0.degree. C. up to the reflux temperature of the reaction mixture a member from the class consisting of a difluoraminoalkyl .alpha.,.beta.-dibromopropionate and difluoraminoalkyl .alpha.,.beta.-dibromoisobutyrate in the presence of a compound having the formula ##EQU1## wherein R is a member from the group consisting of alkoxy one to four carbon atoms, alkyl one to eight carbon atoms, phenyl, alkylphenyl in which the alkyl portion contains from one to eight carbon atoms, phenoxy and alkylphenoxy in which the alkyl portion contains from one to eight carbon atoms.