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:
Oct. 23, 1984
Filed:
May. 10, 1983
Applicant:
Inventor:
Charles C Payne, Aurora, IL (US);
Assignee:
Nalco Chemical Company, Oak Brook, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; C04B / ; C09C / ;
U.S. Cl.
CPC ...
2523 / ; 252 6251 ; 106304 ;
Abstract
A method of producing iron acetate coated silica sol which comprises the steps of passing a mixture of ion-free colloidal silica and an inorganic iron salt in contact with a strong base anion exchange resin in the acetic acid salt form under conditions whereby the iron salt is converted to the iron acetate and is coated on the silica sol, thereby producing an iron acetate coated silica sol.