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:
Feb. 06, 2001
Filed:
May. 25, 1999
Applicant:
Inventors:
Horst Berneth, Leverkusen, DE;
Uwe Claussen, Leverkusen, DE;
Dietrich Haarer, Bayreuth, DE;
Jochen Schaller, Schwarzenbach, DE;
Jürgen Simmerer, Erlangen, DE;
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 9/02 ;
U.S. Cl.
CPC ...
C09K 9/02 ;
Abstract
The invention concerns an electrochrome system comprising a mixture of reducible and oxidizable substances RED,and OX,, at lest one RED,′-OX,′ pair being covalently interlinked via a bridge and, for at least one RED,″ or OX,″ substance, the reciprocal conversion of the oxidized form and the reduced form being brought about by the fracture or formation of a &sgr;-bond. The electrochrome system is characterized by simplified electron transfer and reduced secondary reactions.