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:
Oct. 20, 2015
Filed:
Jul. 21, 2011
Jun Mitadera, Kanagawa, JP;
Masashi Kurokawa, Kanagawa, JP;
Shigeyuki Hirose, Kanagawa, JP;
Nobuhiko Matsumoto, Kanagawa, JP;
Jun Mitadera, Kanagawa, JP;
Masashi Kurokawa, Kanagawa, JP;
Shigeyuki Hirose, Kanagawa, JP;
Nobuhiko Matsumoto, Kanagawa, JP;
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Abstract
Provided is a polyamide resin having excellent color tone and elastic modulus, excellent gas barrier properties and low water absorption. The polyamide resin comprises a diamine structural unit and a dicarboxylic acid structural unit, wherein 70 mol % or more of the diamine structural unit is derived from xylylenediamine (A-1) and/or bis(aminomethyl)cyclohexane (A-2) and 50 mol % or more of the dicarboxylic acid structural unit is derived from sebacic acid (B), characterized in that it has a sulfur atom concentration of 1 to 200 ppm by mass.