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. 25, 2014
Filed:
Jun. 09, 2010
Applicants:
Jun Mitadera, Kanagawa, JP;
Masashi Kurokawa, Kanagawa, JP;
Inventors:
Jun Mitadera, Kanagawa, JP;
Masashi Kurokawa, Kanagawa, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 1/08 (2006.01); C08K 5/18 (2006.01); C08G 69/26 (2006.01); F16L 9/127 (2006.01); F16L 11/06 (2006.01); C08L 77/06 (2006.01); F16L 11/04 (2006.01);
U.S. Cl.
CPC ...
F16L 11/06 (2013.01); C08K 5/18 (2013.01); C08G 69/265 (2013.01); F16L 9/127 (2013.01); C08L 77/06 (2013.01); C08G 69/26 (2013.01); F16L 2011/047 (2013.01); C08K 2201/008 (2013.01);
Abstract
Disclosed is an m-xylene group-containing polyamide resin composition having excellent gas barrier properties and heat aging resistance, which contains (A) a polyamide composed of a diamine unit containing 30% by mole or more of an m-xylylenediamine unit and a dicarboxylic acid unit and (B) an aromatic secondary amine based compound and has an oxygen permeability coefficient of not more than 1 cc·mm/m·day·atm at 23° C. and 75% RH.