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. 23, 1986
Filed:
Oct. 11, 1984
Applicant:
Inventor:
John W Eveleigh, Hockessin, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Bartlesville, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
4272556 ; 427255 ; 427302 ; 427322 ;
Abstract
A process for producing coherent films of polyactylene is disclosed. A support is contacted with a catalyst comprising an acidic, polar medium containing a transition metal salt, water and a borohydride. The support is then contacted with acetylene gas which forms on the support a coherent film of polyacetylene strongly adherent to the support.