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.

Date of Patent:
Jan. 04, 2022

Filed:

Jun. 12, 2014
Applicant:

Exxonmobil Chemical Patents Inc., Baytown, TX (US);

Inventors:

Vincent B. Gallez, Ottignies—Louvain la Neuve, BE;

Galen C. Richeson, Humble, TX (US);

Prasadarao Meka, Seabrook, TX (US);

John W. M. Roberts, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 3/00 (2012.01); B32B 5/02 (2006.01); C08L 23/10 (2006.01); D04H 3/007 (2012.01); D01F 6/30 (2006.01); D01F 6/46 (2006.01); D04H 1/4291 (2012.01);
U.S. Cl.
CPC ...
B32B 5/022 (2013.01); C08L 23/10 (2013.01); D01F 6/30 (2013.01); D01F 6/46 (2013.01); D04H 1/4291 (2013.01); D04H 3/007 (2013.01); B32B 2262/0253 (2013.01); B32B 2555/02 (2013.01); D10B 2401/063 (2013.01); D10B 2509/02 (2013.01);
Abstract

Described herein are fibers, nonwoven fabrics, and other nonwoven articles comprising a blend of at least one propylene-based elastomer and a broad molecular weight polypropylene or a broad molecular weight impact copolymer. The broad molecular weight polypropylene has a molecular weight distribution (MWD) of greater than 4.5. The impact copolymer is a reactor blend and comprises a propylene homopolymer component and a copolymer component, where the propylene homopolymer component has a molecular weight distribution (MWD) of greater than 4.5.


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