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. 08, 2007
Filed:
Oct. 16, 2002
Applicant:
Graham Margetts, Shrophshire, GB;
Inventor:
Graham Margetts, Shrophshire, GB;
Assignee:
Polymer Laboratories Limited, Birmingham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 31/00 (2006.01); B01J 31/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a material containing ionic groups, in particular, to the ionic materials that form an ionic pair with a free radical catalyst. Various applications of such materials are also described. Ionic materials can include magnetic particles. Examples of free radical catalysts that can be used include 2,2'-azobis(2 -methylpropionamidine) dihydrochloride, and 2,2′-azobis[2-(2-imidazolin-2-yl) propane]dihydrochloride.