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:
Jun. 29, 1976
Filed:
Jun. 26, 1975
Applicant:
Inventors:
Wilhelm Brandt, Wertach, DT;
Irmgard Bindrum, Wiesbaden-Biebrich, DT;
Assignee:
Hoechst Aktiengesellschaft, , DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D / ;
U.S. Cl.
CPC ...
428457 ; 427122 ; 427124 ; 427404 ; 428474 ; 428480 ; 428521 ; 428523 ;
Abstract
This invention relates to an improvement in the process for the production of a copper coating on a shaped plastic support in which copper is vapor-deposited in a high vacuum on the surface of the plastic support, the improvement comprising coating said surface, prior to the vapor-deposition of copper, with a layer of a conducting substance in a quantity such that the surface resistance is in the range of about 1 to less than 10.sup.12 ohm.