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US 11,229,251 B2Granted
Wettable SMS material for personal protective equipment applications
AssigneeO&M Halyard, Inc.
InventorsBrian E. Lin, Margaret A. Howell
Life of this patent
Estimating the term…
Abstract
A wettable SMS material for personal protective equipment, such as a SMS fabric that has been treated to improve the wettability and absorbency properties of the SMS fabric is provided. A treated SMS fabric for personal protective equipment can retain its durability, breathability, and comfort, and may also provide the fabric with wettability and absorption properties. An article for personal protective equipment formed from a wettable SMS fabric is also provided.
Claims9
A personal protective equipment article, comprising:
- a wettable spunbond-meltblown-spunbond (SMS) fabric comprising:
- a spunbond-meltblown-spunbond laminate;
- a surfactant, wherein the surfactant comprises an anionic surfactant, a cationic surfactant, or combinations thereof;
- wherein the wettable spunbond-meltblown-spunbond (SMS) fabric exhibits a drying rate of from about 2.5 mL/hr to about 4 mL/hr;
- wherein at least a portion of the article is configured to be in contact with skin of a user in a donned position.
2 more elements
A method of forming a personal protective equipment article, comprising,
- saturating at least one side of a spunbond-meltblown-spunbond (SMS) fabric with a surfactant, wherein the surfactant is a cationic surfactant, anionic surfactant, or combinations thereof;
- drying the surfactant saturated spunbond-meltblown-spunbond (SMS) fabric;
- processing the surfactant saturated spunbond-meltblown-spunbond (SMS) fabric;
- and
- forming a wettable spunbond-meltblown-spunbond (SMS) fabric,
- wherein the wettable spunbond-meltblown-spunbond (SMS) fabric exhibits a drying rate of from about 2.5 mL/hr to about 4 mL/hr.
3 more elements
Dependencies are inferred from the claim text.