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. 10, 2012
Filed:
Aug. 02, 2006
Applicants:
Mikio Sakaguchi, Wakayama, JP;
Kazuo Oki, Wakayama, JP;
Inventors:
Mikio Sakaguchi, Wakayama, JP;
Kazuo Oki, Wakayama, JP;
Assignee:
Kao Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K 3/18 (2006.01); C08K 3/22 (2006.01); B60C 1/00 (2006.01); C08K 3/40 (2006.01); C01B 33/20 (2006.01); C01B 33/26 (2006.01); C03C 3/083 (2006.01); C03C 3/085 (2006.01); C04B 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the present invention, ceramic particles are used as an optical diffusible filler. The present invention provides an optical diffusible material containing ceramic particles, wherein the ceramic particles satisfy the following requirements (I) and (II): (I) the total amount of AlOor MgO and SiOis 80% by weight or more; and (II) the weight ratio of AlOor MgO to SiO((AlOor MgO)/SiO) is 0.1 to 15.