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:
Sep. 03, 2019

Filed:

Aug. 15, 2014
Applicant:

Sabic Global Technologies B.v., Bergen op Zoom, NL;

Inventors:

Richard Peters, Pittsfield, MA (US);

Jacob Scott Labelle, Pittsfield, MA (US);

Erich Teutsch, Pittsfield, MA (US);

Assignee:

SABIC GLOBAL TECHNOLOGIES B.V., Bergen op Zoom, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29B 9/10 (2006.01); D01D 5/40 (2006.01); D04H 1/40 (2012.01); D04H 1/46 (2012.01);
U.S. Cl.
CPC ...
D01D 5/40 (2013.01); B29B 9/10 (2013.01); D04H 1/40 (2013.01); D04H 1/46 (2013.01);
Abstract

A process including shearing a first dispersion medium and a second dispersion medium under conditions that precipitate a plurality of polymeric fibers; and collecting the plurality of polymeric fibers at a rate of at least 300 grams/hour. The first dispersion medium is a solution including at least one polymeric component. The at least one polymeric component includes a polyetherimide component selected from the group consisting of polyetherimide homopolymers, polyetherimide co-polymers, polyetherether ketones homopolymers, polyetherether ketones copolymers, polyphenylene sulfones homopolymers, polyphenylene sulfones copolymers, and combinations thereof. Products produced by the process can be non-woven paper, medical implants, ultra-fine filters, membranes, hospital gowns, electrical insulation paper, honeycomb structures and personal hygiene products, dialyzers, blood, oxygenator filters, intravenous (IV) filters, diagnostic test filters, and blood/apheresis filters.


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