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.

Date of Patent:
Feb. 04, 2003

Filed:

Oct. 13, 2000
Applicant:
Inventors:

Yoshinori Nishikitani, Yokohama, JP;

Hiroshi Imafuku, Yokohama, JP;

Shinji Ohshima, Yokohama, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/12 ; G02F 1/153 ;
U.S. Cl.
CPC ...
H01B 1/12 ; G02F 1/153 ;
Abstract

An ion conductive material comprising a mixture of a solvent, a supporting electrolyte, and an ultraviolet absorber and alternatively a polymerizable monomer and having an ion conductivity at 25° C. of 1×10 or greater; the ultraviolet absorber being contained in the ion conductive material in such an amount that the transmissivity of electromagnetic rays having a wavelength from 300 to 360 nm and transmitting through an layer of the ion conductive material of 0.2 mm in thickness can be maintained 0.1% or below. The ion conductive material is suitable for use in various electrochromic devices.


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