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. 19, 2018
Filed:
Aug. 16, 2012
Junpei Terada, Settsu, JP;
Daisuke Ota, Settsu, JP;
Masanori Kitaichi, Settsu, JP;
Shoji Fukuoka, Settsu, JP;
Junpei Terada, Settsu, JP;
Daisuke Ota, Settsu, JP;
Masanori Kitaichi, Settsu, JP;
Shoji Fukuoka, Settsu, JP;
DAIKIN INDUSTRIES, LTD., Osaka, JP;
Abstract
A diaphragm including a cross-linked fluororubber layer obtained by cross-linking a fluororubber composition containing a fluororubber (A) and a carbon black (B), the cross-linked fluororubber layer having a loss modulus E″ of 400 kPa or higher and 6,000 kPa or lower determined by a dynamic viscoelasticity test under conditions of measurement temperature: 160° C., tensile strain: 1%, static tension under a constant static load condition for measuring strain distribution: 157 cN, and frequency: 10 Hz.