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:
Nov. 16, 2004
Filed:
Feb. 11, 2000
Applicant:
Inventors:
Tetsuo Kodama, Ohtsu, JP;
Yusuke Shimizu, Ohtsu, JP;
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 7/356 ; C08G 7/300 ;
U.S. Cl.
CPC ...
C08G 7/356 ; C08G 7/300 ;
Abstract
The present invention provides a polybenzazole article superior in light resistance, which contains a light-resisting agent that allows for a regular reflectance of the article of not more than 30% in not less than 30% of the wavelength region of from 450 nm to 700 nm and a production method thereof. The present invention provides a polybenzazole article having noticeably superior light resistance, which is preferable as industrial materials and fireman's garments, and a production method thereof.