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. 09, 1978
Filed:
Mar. 30, 1977
Applicant:
Inventors:
Assignees:
Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA), both of, DT;
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler, BOTH OF, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B / ; C02B / ; C02B / ; C11D / ;
U.S. Cl.
CPC ...
252 / ; 252131 ; 252135 ; 252140 ; 252145 ; 252179 ;
Abstract
There are provided alkali aluminum silicates having a hydrophilic surface. They are prepared by mixing a crystalline, ion-exchanging alkali aluminum silicate with a hydrophilic material, preferably ortho-phosphoric acid or an alkali ortho phosphate.