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US 2024/0181741 A1Published application
Nonwoven fabrics with additive enhancing barrier properties
AssigneeAVINTIV Specialty Materials Inc.
InventorsRalph A. Moody, III, Mehmet Selcuk Sinangil, Albert G. Dietz, III, Pierre Grondin
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Abstract
Nonwoven fabrics having liquid barrier properties are provided. The nonwoven fabrics may include one or more nonwoven layers, in which one or more of the nonwoven layers may include a liquid-barrier-enhancing-additive (LBEA) comprising an amide. The nonwoven fabrics may be suitable for use in a wide variety of liquid barrier applications, including facemasks, surgical gowns, surgical drapes, lab coats, and barrier components of absorbent articles (e.g., barrier leg cuffs).
Claims22
1-30. (canceled)
A method of forming a nonwoven fabric, comprising:
- (a) forming a polymer melt comprising a liquid-barrier-enhancing-additive (LBEA) comprising an amide;
- (b) forming one or more nonwoven webs from the polymer melt;
- and
- (c) consolidating the one or more nonwoven webs to provide the nonwoven fabric.
1 more element
Dependencies are inferred from the claim text.