Patent · US Active

Surface-treated fillers for ultrathin breathable films

US10941279B2 · kind B2 · utility

1Cited by

16References

40Claims

0Family size

Assignee

OMYA INTERNATIONAL AG · CH

Inventors

Martin Brunner · Pforzheim, DE
Tazio Fornera · Zofingen, CH
Michael Knerr · Ridgefield, US
Michael Tinkl · Weil am Rhein, DE
Marcus UNGER · Dombühl, DE

Key dates

Filing date	Nov 11, 2016
Grant date	Mar 9, 2021
Priority date	—
Expiry date	Aug 20, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L2207/066
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A breathable film is described having a basis weight from 1 g/m2 to 10 g/m2, a process for producing the breathable film and use of a surface-treated filler material product as filler in the breathable film. Finally, an article is described that includes the breathable film as well as the use of the breathable film in hygienic applications, medical applications, healthcare applications, filtration materials, geotextile products, agricultural applications, horticultural applications, clothing, footwear products, baggage products, household applications, industrial applications, packaging applications, building applications, or construction.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.