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.
Patent No.:
Date of Patent:
Sep. 26, 2023
Filed:
Oct. 09, 2018
Daramic, Llc, Charlotte, NC (US);
Matthew Stainer, Owensboro, KY (US);
Eric H. Miller, Philpot, KY (US);
Matt J. Wolski, Charlotte, NC (US);
Tyler Munhollon, Owensboro, KY (US);
Daniel R. Alexander, Matthews, NC (US);
Gary L. Fulkerson, Owensboro, KY (US);
Daramic, LLC, Charlotte, NC (US);
Abstract
In at least one embodiment, a microporous membrane having a moderate to high water vapor permeability and high liquid water penetration resistance is disclosed. The microporous membrane may be used in building applications, including as or as part of a building wrap, a rain screen, a roofing underlayment, a flashing, a sound proofing material, or an insulation material. The microporous membrane may include at least one thermoplastic polymer, at least one filler, and at least one processing oil. The microporous membrane may be flat or may have ribs. The microporous membrane may include at least one scrim component. A method for forming the microporous membrane is also disclosed.