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:
Dec. 02, 1980
Filed:
Feb. 28, 1979
Applicant:
Inventor:
Harry E Bell, East Brunswick, NJ (US);
Assignee:
Alcan Aluminum Corporation, Cleveland, OH (US);
Primary Examiner:
Int. Cl.
CPC ...
B02C / ; C09C / ;
U.S. Cl.
CPC ...
106290 ; 1063 / ; 106291 ; 241 15 ; 241 16 ;
Abstract
A process for making aluminum flake pigment by reducing aluminum to flake form in the presence of a milling agent, wherein the milling agent comprises isostearic acid, alone or together with a small amount of other, nonleafing milling agents. The product is a substantially nonleafing pigment constituted of aluminum flake particles having a surface layer of isostearic acid milling agent residue.