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:
May. 23, 2023
Filed:
Mar. 04, 2019
Applicant:
Dai Nippon Printing Co., Ltd., Tokyo-to, JP;
Inventors:
Taku Muneda, Tokyo-to, JP;
Masahiro Imai, Tokyo-to, JP;
Assignee:
DAI NIPPON PRINTING CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16L 59/065 (2006.01); B32B 27/06 (2006.01); F16L 59/02 (2006.01);
U.S. Cl.
CPC ...
F16L 59/065 (2013.01); B32B 27/06 (2013.01); F16L 59/02 (2013.01); B32B 2255/10 (2013.01); B32B 2255/205 (2013.01); B32B 2307/304 (2013.01); B32B 2307/7242 (2013.01);
Abstract
An outer packing material for vacuum insulation material including a thermally weldable film and a gas barrier film; wherein the gas barrier film includes a base material and a metal aluminum film formed on one surface of the base material; and the metal aluminum film satisfies the below formula (1) and formula (2):1.0*10≤()/≤3.5*10  (1)()/≥3.8*10  (2).