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:
Jan. 21, 2025
Filed:
Dec. 17, 2019
Applicant:
Wacker Chemie Ag, Munich, DE;
Inventors:
John Richard Boylan, Bethlehem, PA (US);
Conrad William Perry, Trexlertown, PA (US);
John Richards, Sylvania, OH (US);
Assignee:
Wacker Chemie AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04H 1/587 (2012.01); D04H 1/425 (2012.01); D04H 1/541 (2012.01); D04H 1/64 (2012.01); D04H 1/732 (2012.01); D06M 15/263 (2006.01); D06M 15/643 (2006.01); D06M 101/06 (2006.01); D06M 101/20 (2006.01); D06M 101/32 (2006.01);
U.S. Cl.
CPC ...
D04H 1/587 (2013.01); D04H 1/425 (2013.01); D04H 1/5412 (2020.05); D04H 1/64 (2013.01); D04H 1/732 (2013.01); D06M 15/263 (2013.01); D06M 15/643 (2013.01); D06M 2101/06 (2013.01); D06M 2101/20 (2013.01); D06M 2101/32 (2013.01);
Abstract
Nonwoven fiber webs are produced by spraying one or more aqueous binder formulations containing one or more polymers selected from the group of vinyl ester polymers and (meth)acrylic ester polymers, and in a separate step, spraying one or more aqueous silicone formulations containing one or more polysiloxanes, onto the surface of an airlaid nonwoven.