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:
Dec. 18, 1979
Filed:
Jan. 13, 1977
Applicant:
Inventor:
Trevor E Jones, Halesowen, GB;
Assignee:
Albright & Wilson Limited, Warley, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ;
U.S. Cl.
CPC ...
2604297 ;
Abstract
Organotin compounds comprising at least 50% and often at least 90% tetraorganotin compound and the remainder triorganotin halide, which are suitable for conversion to organotin precursors of stabilizers for polymers or fungicides, are made by reacting an alkyl or alkenyl halide with a mixture of tin and zinc (or alloy thereof) with an atomic ratio of at least 0.5:1 zinc to tin, in a liquid comprising an 'onium salt, to produce the organotin compound at least some of which is in the liquid.