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:
Mar. 26, 1996
Filed:
Jul. 28, 1994
Applicant:
Inventors:
Anne K St Clair, Poquoson, VA (US);
Stephen A Ezzell, Woodbury, MN (US);
Larry T Taylor, Blacksburg, VA (US);
Harold G Boston, Newport News, VA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; B05D / ; B32B / ;
U.S. Cl.
CPC ...
528353 ; 528170 ; 528172 ; 528173 ; 528176 ; 528183 ; 528185 ; 528188 ; 528271 ; 528274 ; 528283 ; 528310 ; 427 58 ; 427162 ; 4274071 ;
Abstract
Disclosed is a thermally-stable SnO.sub.2 -surfaced polyimide film wherein the electrical conductivity of the SnO.sub.2 surface is within the range of about 3.0.times.10.sup.-3 to about 1.times.10.sup.-2 ohms.sup.-1,. Also disclosed is a method of preparing this film from a solution containing a polyamic acid and SnCl.sub.4 (DMSO).sub.2.