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:
Jun. 03, 2025
Filed:
Aug. 21, 2020
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Xin Huang, Shanghai, CN;
Yunfeng Yang, Shanghai, CN;
Shijie Ren, Shanghai, CN;
Yijian Lin, Pearland, TX (US);
Haiyang Yu, Shanghai, CN;
Jingya Li, Shanghai, CN;
Assignee:
Dow Global Technologies LLC, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 41/00 (2006.01); B01D 39/16 (2006.01); D04H 3/018 (2012.01); D04H 3/147 (2012.01); D04H 3/16 (2006.01);
U.S. Cl.
CPC ...
D04H 3/16 (2013.01); B01D 39/1623 (2013.01); D04H 3/018 (2013.01); D04H 3/147 (2013.01); B01D 2239/0622 (2013.01); B01D 2239/1233 (2013.01);
Abstract
Provided are meltblown nonwovens, and articles thereof. The meltblown nonwovens can be formed form a composition comprising an ethylene/alpha-olefin interpolymer and specific additive. The meltblown nonwovens according to embodiments disclosed herein exhibit a high volume resistivity and can be used in filtration applications.