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:
Mar. 10, 2015
Filed:
Jan. 10, 2014
Canon Kabushiki Kaisha, Tokyo, JP;
Kyoto University, Kyoto, JP;
Makoto Kubota, Yokohama, JP;
Kaoru Miura, Matsudo, JP;
Hisato Yabuta, Machida, JP;
Yoshihiko Matsumura, Tokyo, JP;
Yuichi Shimakawa, Uji, JP;
Masaki Azuma, Uji, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Kyoto University, Kyoto-shi, JP;
Abstract
Provided are resin-based and metal-based anti-thermally-expansive members each having small thermal expansion. More specifically, provided are an anti-thermally-expansive resin and an anti-thermally-expansive metal, each including a resin or a metal having a positive linear expansion coefficient at 20° C. and a solid particle dispersed in the resin or metal, in which the solid particle includes at least an oxide represented by the following general formula (1): (BiM)NiO(1), where M represents at least one metal selected from the group consisting of La, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, and In; and x represents a numerical value of 0.02≦x≦0.15.