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:
Sep. 09, 1997
Filed:
Dec. 21, 1995
Applicant:
Inventors:
Karl Gotzmann, Budenheim, DE;
Karlheinz Dorn, Budenheim, DE;
Hans-Dieter Nagerl, Dudenhofen, DE;
Sieghard Gobelbecker, Bodenheim, DE;
Assignee:
Chemische Fabrik Budenheim, Budenheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09C / ;
U.S. Cl.
CPC ...
106 1412 ; 106 1405 ; 106462 ; 252387 ;
Abstract
An active heavy metal-free and non-toxic anti-corrosion pigment based on phosphate, which is particularly environmentally friendly, is a mixture of .beta.-tricalcium phosphate and tertiary magnesium phosphate or dicalcium phosphate dihydrate. It has good compatibility with the usual raw materials of paints and additives.