POLYOLEFIN BASED FILMS WITH IMPROVED WATER VAPOR TRANSMISSION RATES

POLYOLEFIN BASED FILMS WITH IMPROVED WATER VAPOR TRANSMISSION RATES

The present invention provides a film suitable for applications requiring high water vapor transmission rates. The film comprises a polyolefin polymer together with from 1 to percent by weight of the film of a hydrophilic polymer and from 30 to 75 percent by weight of the film of a filler having a h...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: BENSASON, SELIM, SMITH, PAMELA Y, LIN, YIJIAN, DEGROOT, JACQUELYN A, SAAVEDRA, JOSE V, PATEL, RAJEN M
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention provides a film suitable for applications requiring high water vapor transmission rates. The film comprises a polyolefin polymer together with from 1 to percent by weight of the film of a hydrophilic polymer and from 30 to 75 percent by weight of the film of a filler having a hydrophilic surface functionality.