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. 24, 2016
Filed:
Apr. 25, 2012
Applicants:
Keita Yamaguchi, Tokyo, JP;
Satoshi Nakano, Tokyo, JP;
Inventors:
Keita Yamaguchi, Tokyo, JP;
Satoshi Nakano, Tokyo, JP;
Assignee:
SUMITOMO BAKELITE CO., LTD., Shinagawa-ku, Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); C08L 23/06 (2006.01); B65D 75/32 (2006.01); C08L 23/02 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); B65D 75/326 (2013.01); C08L 23/06 (2013.01); C08J 2323/06 (2013.01); C08J 2345/00 (2013.01); C08J 2423/06 (2013.01); C08J 2445/00 (2013.01); C08L 23/02 (2013.01); C08L 2201/14 (2013.01); C08L 2205/03 (2013.01); C08L 2555/74 (2013.01);
Abstract
The present invention provides a packing sheet and PTP packing body, which do not include halogen materials such as chlorine and fluorine and have high water vapor barrier property. The packing sheet of the present invention includes at least a high-density polyethylene resin (A), petroleum resin (B), and amorphous polyolefin resin (C). Also, it is preferable that the weight blending ratio ((A+B)/C) of the total weight of the high-density polyethylene (A) and the petroleum resin (B) to the weight of the amorphous polyolefin (C) be 50/50 or more and 90/10 or less.