Patent · US Active

Meltblown nonwovens having high volume resistivity and articles thereof

US12320047B2 · kind B2 · utility

0Cited by

3References

11Claims

0Family size

Assignee

DOW GLOBAL TECHNOLOGIES LLC · US

Inventors

Xin Huang · Shanghai, CN
Yunfeng Yang · Shanghai, CN
Shijie Ren · Shanghai, CN
Yijian Lin · Manvel, US
Haiyang Yu · Shanghai, CN
Jingya Li · Gothenburg, SE

Key dates

Filing date	Aug 21, 2020
Grant date	Jun 3, 2025
Priority date	—
Expiry date	Dec 13, 2040

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD01D5/0985
WIPO fieldChemical engineering
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.