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. 21, 1993
Filed:
Jul. 30, 1992
Applicant:
Inventors:
Klaus-Dieter Franz, Kelkheim, DE;
Klausg Ambrosius, Dieburg, DE;
Hans-Dieter Bruckner, Darmstadt, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
106474 ; 106472 ; 106415 ;
Abstract
The invention relates to carbon-containing plate-like pigments, obtainable by pyrolysis of carbon-containing compounds in the presence of either plate-like metal oxides or metal oxide mixtures or plate-like substrates coated with titanium dioxide and at least one further metal oxide under conditions in which the metal of the metal oxide is reduced.