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:
Jul. 18, 2000
Filed:
May. 20, 1999
Applicant:
Inventor:
Steffen Berger, Dusseldorf, DE;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
264446 ; 264483 ; 264489 ; 427573 ; 20415715 ; 204165 ;
Abstract
The invention relates to a process for the chemical modification of solids containing alkyl groups. It is provided that the solids containing alkyl groups are heated to temperatures above their melting point and subjected to a plasma treatment in a frequency range from 10 kHz to 10 GHz.