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:
Sep. 11, 1979
Filed:
Apr. 28, 1978
Joseph W Burley, Wallasey, GB;
Akzo N.V., Arnhem, NL;
Abstract
This invention provides a process for preparing organotin trihalides which comprises reacting tin tetrahalide with an organotin dihalide of general formula R.sub.2 SnHal.sub.2 wherein Hal denotes a halogen atom and R represents the group ##STR1## wherein R', R', R'' and R'' are each independently a hydrogen atom or an alkyl or substituted alkyl group having 1 to 18 carbon atoms with the proviso that at least one of R' and R' contains adjacent to the group HC-- a carbonyl group which forms a part of an acid group, ester group, aldehyde group, acid halide group or ketone group, and recovering the organotin trihalide of formula RSnHal.sub.3 thereby formed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile