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. 06, 2020
Filed:
May. 30, 2017
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Wenyi Huang, Midland, MI (US);
Yijian Lin, Manvel, TX (US);
Selim Bensason, Horgen, CH;
Jacquelyn A. Deg root, Sugar Land, TX (US);
Joseph L. Deavenport, Lake Jackson, TX (US);
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/18 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); B32B 27/30 (2006.01); B32B 27/08 (2006.01); B32B 3/26 (2006.01); B32B 27/20 (2006.01); B32B 27/12 (2006.01); B32B 5/26 (2006.01); B32B 27/28 (2006.01); B32B 5/02 (2006.01); B29C 55/02 (2006.01);
U.S. Cl.
CPC ...
C08J 5/18 (2013.01); B29C 55/02 (2013.01); B32B 3/26 (2013.01); B32B 5/022 (2013.01); B32B 5/26 (2013.01); B32B 27/08 (2013.01); B32B 27/12 (2013.01); B32B 27/20 (2013.01); B32B 27/205 (2013.01); B32B 27/28 (2013.01); B32B 27/30 (2013.01); B32B 27/302 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/32 (2013.01); B32B 27/36 (2013.01); B32B 2307/724 (2013.01); B32B 2535/00 (2013.01); C08J 2323/06 (2013.01); C08L 2203/16 (2013.01);
Abstract
A microporous film comprising: 75 wt. % or greater of a high density polyethylene resin having a density of 0.957 g/cc-0.970 g/cc, a melt index of from 0.2 to 10 g/10 minutes, a molecular weight distribution, M/M, of greater than or equal to 6.0, and a Mof greater than or equal to 500,000 g/mol, wherein the microporous film is oriented in the machine direction and exhibits a normalized water vapor transmission rate greater than 50 g mil/(100 in·day).