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. 26, 1993
Filed:
Sep. 30, 1991
Applicant:
Inventors:
Donald P Kintz, Westford, MA (US);
David L Catone, Hopkinton, MA (US);
Assignee:
Nyacol Products Inc., Ashland, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01F / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
2523635 ; 106 1828 ; 252610 ; 252611 ; 2523131 ;
Abstract
Disclosed are a novel class of colloidal antimony pentoxide powders having improved dispersibility in polar solvents; and novel processes for preparing same, which processes include the initial step of preparing a new intermediate consisting of an antimony pentoxide/phosphoric acid sol containing at least 35% by weight of antimony pentoxide based upon the total weight of the sol.