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:
Jan. 30, 1990
Filed:
Jun. 30, 1988
Applicant:
Inventors:
Franz Haas, Ludwigshafen, DE;
Gerold Schreyer, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; B32B / ;
U.S. Cl.
CPC ...
428403 ; 427214 ; 427221 ; 428407 ;
Abstract
The surfaces of particulate adsorbents are consolidated by a process in which the adsorbent is impregnated with a cationic aqueous polymer solution and then treated with an anionic aqueous dispersion of a polymer having a softening point of from 60.degree. to 150.degree. C. and the materials are dried together.