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:
Sep. 17, 1991
Filed:
Sep. 05, 1990
Applicant:
Inventors:
Masakazu Uekita, Kobe, JP;
Yasunori Yoshioka, Ashiya, JP;
Assignee:
Kanegafuchi Kagaku Kogyo Kabushiki Kaisha, Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
B27N / ; C07C / ;
U.S. Cl.
CPC ...
428917 ; 562496 ;
Abstract
Amphiphilic anthracene derivatives having a hydrophobic substituent and a hydrophilic substituent at 9 position and 10 position of the anthracene nucleus, respectively are disclosed. The amphiphilic anthracene derivatives have an excellent film forming property, heat resistance and electroluminescene effect.