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:
Apr. 09, 2013
Filed:
Feb. 02, 2010
Chengchun Tang, Ibaraki, JP;
Yashio Bando, Ibaraki, JP;
Yang Huang, Ibaraki, JP;
Chunyi Zhi, Ibaraki, JP;
Dmitri Golberg, Ibaraki, JP;
Chengchun Tang, Ibaraki, JP;
Yashio Bando, Ibaraki, JP;
Yang Huang, Ibaraki, JP;
Chunyi Zhi, Ibaraki, JP;
Dmitri Golberg, Ibaraki, JP;
National Institute for Materials Science, Ibaraki, JP;
Abstract
Spherical boron nitride nanoparticles having an average particle diameter of less than 50 nm is obtained by a method of synthesizing spherical boron nitride nanoparticles including the following steps; heating a mixture of boric acid ester and nitrogen gas in ammonia gas and argon gas to form reaction product; crystallizing reaction product to form precursor of spherical boron nitride nanoparticles; and, heating the precursor in inert gas.