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:
May. 14, 2019
Filed:
Aug. 12, 2015
Omya International Ag, Oftringen, CH;
Martin Brunner, Wallbach, CH;
René Burkhalter, Herzogenbuchsee, CH;
Tazio Fornera, Zofingen, CH;
Samuel Rentsch, Spegel bei Bern, CH;
Michael Tinkl, Gipf-Oberfrick, CH;
Francesco Pullega, Bologna, IT;
Monroe Moore, South Burlington, VT (US);
Omya International AG, Oftringen, CH;
Abstract
The present invention relates to a breathable film comprising at least one thermoplastic polymer and a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof, a process for producing the same, and the use thereof. Furthermore, the present invention is directed to the use of a surface-treated filler material product comprising a treatment layer comprising at least one mono-substituted succinic anhydride and/or at least one mono-substituted succinic acid and/or salty reaction product(s) thereof in breathable films.