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. 27, 2011
Filed:
Mar. 04, 2008
Applicants:
Hiroaki Kuwahara, Iwakuni, JP;
Yoshio Bando, Tsukuba, JP;
Chunyi Zhi, Tsukuba, JP;
Chengchun Tang, Tsukuba, JP;
Dmitri Golberg, Tsukuba, JP;
Inventors:
Hiroaki Kuwahara, Iwakuni, JP;
Yoshio Bando, Tsukuba, JP;
Chunyi Zhi, Tsukuba, JP;
Chengchun Tang, Tsukuba, JP;
Dmitri Golberg, Tsukuba, JP;
Assignees:
Teijin Limited, Osaka, JP;
National Institute for Materials Science, Ibaraki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A boron nitride fiber paper having a very small fiber diameter and exhibiting excellent heat resistance, mechanical properties and heat conductivity. The fiber paper is composed of a fiber assembly which contains boron nitride fibers having a fiber diameter of not more than 1 μm in an amount of not less than 40 wt %.