Patent ID: 6157479
Filing Date: 2000-12-05
Classification: C09K,G02F

Abstract:
A UV-stabilized electrochromic assembly having a UV-stabilized gel electrolyte comprising an immobilized UV absorber in a layer structure, wherein one layer is an electrically conductive electrochromic polydioxythiophene and a further ion-storage layer is one or more ion-storage compounds selected from the group consisting of compounds having the formulas Me.sup.1 O.sub.2, (I) Me.sup.2.sub.2 O.sub.5, (II) Li.sub.x Me.sup.1 O.sub.2, (III) Li.sub.x Me.sup.2.sub.2 O.sub.5, (IV) Li.sub.x Me.sup.1 O.sub.2+x/2, (V) Li.sub.x Me.sup.2.sub.2 O.sub.5+x/2, (VI) Me.sup.3 O, (VII) Me.sup.3 O.sub.x, (VIII) M.sub.x Me.sup.3 O, (IX) M.sub.x Me.sup.3 O.sub.2, (X) M.sub.x Me.sup.3 O.sub.y, (XI) Me.sup.4 O.sub.3, (XII) M.sub.x Me.sup.4 O.sub.3, (XIII) M.sub.x Me.sup.4.sub.(1-x) Me.sup.4.sub.x O.sub.3, (XIV) Me.sup.3 (OH).sub.2, (XV) Me.sup.3 O(OH), (XVI) MMe.sup.3 O.sub.2, (XVII) Me.sup.3 O.sub.2, (XVIII) Me.sup.3.sub.2 O.sub.3, (XIX) Me.sup.3.sub.2 O.sub.3.H.sub.2 O, and (XX) LiMe.sup.5 O.sub.3, (XXI)  whereinMe.sup.1 and Me.sup.2 each represent a metal of transition group III, IV, or V of the Mendeleev Periodic Table,Me.sup.3 and Me.sup.4 each represent a metal of transition group VI or VIII of the Mendeleev Periodic Table,Me.sup.5 represents a metal of transition group V of the Mendeleev Periodic Table,x represents a number from 0.001 to 5,y represents a number from 0.001 to 5, andM represents a metal of main group I of the Mendeleev Periodic Table or a proton.