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:
Jul. 05, 1994
Filed:
Nov. 13, 1991
Applicant:
Inventors:
Michael Sansone, Union, NJ (US);
Harris A Goldberg, Middlesex, NJ (US);
James L McGinnis, Hunterdon, NJ (US);
Karsten Blatter, Frankfurt, DE;
Ching F Shu, Union, NJ (US);
Anthony East, Morris, NJ (US);
Assignee:
Hoechst Celanese Corp., Somerville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ; C08F / ;
U.S. Cl.
CPC ...
430 20 ; 365106 ; 430 80 ;
Abstract
This invention provides novel polymers which contain discrete photoconductive and electrooptic moieties. The moieties may exist as part of the main chain of the polymer or as pendant side chains. The polymers have utility as transparent photorefractive media in photorefractive devices. An invention polymer where both the photoconductive and electrooptic moieties exist as pendant side chains is illustrated by the copolymer of the following structure: ##STR1##