Andrew V Stephens

US Patent:

20200157328, May 21, 2020

Filed:

Oct 29, 2019

Appl. No.:

16/667381

Inventors:

- Baytown TX, US
John W. M. Roberts - Houston TX, US
Jessica L. Prince - Somerville NJ, US
Syamal Tallury - Houston TX, US
Narayanaswami Dharmarajan - Houston TX, US
Andrew V. Stephens - Houston TX, US

International Classification:

C08L 23/12
D01F 1/10
D04H 3/007
D01F 6/46

Abstract:

A fiber or nonwoven and methods for making and using same are provided herein. The fiber or nonwoven can contain at least one primary polypropylene, at least one polyalphaolefin, and at least one propylene-based elastomer. The propylene-based elastomer can have a heat of fusion less than about 80 J/g. The propylene-based elastomer can also include greater than 50 wt % propylene and from about 3 to about 25 wt % units derived from one or more Cor C-Cα-olefins, based on a total weight of the propylene-based elastomer.