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. 12, 2024
Filed:
Apr. 24, 2019
Applicant:
Mitsubishi Chemical Corporation, Tokyo, JP;
Inventors:
Toshiki Monden, Chiyoda-ku, JP;
Morio Tsunoda, Chiyoda-ku, JP;
Hiroyuki Tajima, Hiratsuka, JP;
Tatsuya Kikuchi, Hiratsuka, JP;
Assignee:
MITSUBISHI CHEMICAL CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/06 (2006.01); G01S 7/03 (2006.01); H01Q 1/42 (2006.01);
U.S. Cl.
CPC ...
C08G 64/06 (2013.01); G01S 7/03 (2013.01); H01Q 1/42 (2013.01);
Abstract
There is provided a cover for a millimeter-wave radar, the cover being provided on an antenna that transmits and/or receives a millimeter wave of 75 to 81 GHz, the cover containing a thermoplastic resin composition that contains an aromatic polycarbonate resin having a structural unit (A) represented by formula (1) below, the cover having a relative dielectric constant εof 3.0 or less, a dielectric loss tangent tan δ of 8.0×10or less, and a loss factor ε·tan δ of 17.0×10or less: