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:
Mar. 28, 1995
Filed:
Jul. 02, 1992
Applicant:
Inventor:
John C Parks, Baton Rouge, LA (US);
Assignee:
Albemarle Corporation, Richmond, VA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
570211 ; 570184 ; 570185 ;
Abstract
This invention relates to an improved process and apparatus for preparing a product predominant in decabromodiphenylethane, the process comprising heat treating the product in a product treating and storage system for a period of time and at a temperature which are sufficient to reduce the amount of unreacted bromine in the product wherein the product treating and storage system comprises an insulated storage vessel, and a heated stream of carrier gas for carrying and suspending the product particles in the storage vessel during the heat treatment step.