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:
Nov. 22, 2016

Filed:

Sep. 30, 2010
Applicants:

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

Alistair D. Westwood, Kingwood, TX (US);

William Michael Ferry, Houston, TX (US);

Inventors:

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

Alistair D. Westwood, Kingwood, TX (US);

William Michael Ferry, Houston, TX (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/26 (2006.01); B32B 5/06 (2006.01); D01F 6/30 (2006.01); B32B 5/04 (2006.01); B32B 5/08 (2006.01); D01D 5/098 (2006.01); D04H 3/12 (2006.01); D04H 3/14 (2012.01); D04H 3/16 (2006.01); B32B 5/02 (2006.01); B32B 5/22 (2006.01);
U.S. Cl.
CPC ...
B32B 5/26 (2013.01); B32B 5/022 (2013.01); B32B 5/04 (2013.01); B32B 5/06 (2013.01); B32B 5/08 (2013.01); B32B 5/22 (2013.01); D01D 5/0985 (2013.01); D01F 6/30 (2013.01); D04H 3/12 (2013.01); D04H 3/14 (2013.01); D04H 3/16 (2013.01); B32B 2250/20 (2013.01); B32B 2262/0207 (2013.01); B32B 2262/0253 (2013.01); B32B 2262/14 (2013.01); B32B 2307/51 (2013.01); B32B 2307/718 (2013.01); B32B 2437/00 (2013.01); B32B 2555/00 (2013.01); B32B 2555/02 (2013.01); Y10T 428/24942 (2015.01); Y10T 442/659 (2015.04);
Abstract

Multilayer meltblown composites, articles made therefrom, and methods for making same. One method can include meltblowing a first material to form a first meltblown layer; meltblowing a second material to form a second meltblown layer; and meltblowing a third material to form a third meltblown layer, wherein each material is the same or different, each material includes at least one resin having a MFR of about 2,000 dg/min or less, as measured by ASTM D1238, 2.16 kg, 230° C., and at least one of the first, second, and third materials comprises an elastomer having a recovery of at least 70% after 100% deformation, as determined by ASTM D412.


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