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:
Jun. 17, 2025
Filed:
Mar. 31, 2023
Applicant:
Murata Manufacturing Co., Ltd., Nagaokakyo, JP;
Inventors:
Takeshi Eda, Nagaokakyo, JP;
Fumiko Ikeda, Nagaokakyo, JP;
Yutaka Mizuno, Nagaokakyo, JP;
Taichi Furukawa, Nagaokakyo, JP;
Assignee:
MURATA MANUFACTURING CO., LTD., Nagaokakyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 15/20 (2006.01); B32B 17/10 (2006.01); B32B 15/09 (2006.01); B32B 27/36 (2006.01);
U.S. Cl.
CPC ...
B32B 15/20 (2013.01); B32B 17/10504 (2013.01); B32B 15/09 (2013.01); B32B 27/36 (2013.01); B32B 2305/55 (2013.01);
Abstract
A liquid crystal polymer film that includes: a benzene ring; a naphthalene ring; and a carboxymethyl group, wherein, in aC-NMR spectrum of a liquid crystal polymer film decomposed with supercritical methanol, an integral value CA of a peak derived from the benzene ring, an integral value CB of a peak derived from the naphthalene ring, and an integral value CC of a peak derived from the carboxymethyl group satisfy (CA+CB)/CC of 1.35 to 1.65.