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:
May. 16, 2000
Filed:
Jun. 04, 1998
Applicant:
Inventor:
Saadat Hussain, Baton Rouge, LA (US);
Assignee:
Albermarle Corporation, Richmond, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08G / ; C07C / ;
U.S. Cl.
CPC ...
524464 ; 524469 ; 528397 ; 570185 ; 570206 ; 570231 ;
Abstract
Novel brominated polyphenylmethanes, such as poly(tetrabromobenzyl bromide), are provided in a one step process by reacting a benzyl halide and bromine in the presence of a Friedel Crafts catalyst. The brominated polyphenylmethanes can be added to flammable organic polymers to make flame retardant polymer compositions.
Hussain, Saadat. (2000). Brominated polyphenylmethanes, process for their preparation and fire (U.S. Patent No. 6063852). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6063852
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile