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1. (WO2013153267) STERILIZABLE AND PRINTABLE NONWOVEN PACKAGING MATERIALS

Pub. No.:    WO/2013/153267    International Application No.:    PCT/FI2013/050356
Publication Date: Fri Oct 18 01:59:59 CEST 2013 International Filing Date: Wed Apr 03 01:59:59 CEST 2013
IPC: A61B 19/02
B32B 5/26
D21H 27/30
D21H 11/00
D21H 13/08
D21H 13/24
Applicants: AHLSTROM CORPORATION
Inventors: BENTON, Douglas, McKee
FERREIRA, Rui
Title: STERILIZABLE AND PRINTABLE NONWOVEN PACKAGING MATERIALS
Abstract:
Sterilizable and printable, wet-laid non-woven substrate exhibiting high- strength and temperature resistance above 140°C, providing sufficient airflow to relieve pressure in a package formed from the substrate during sterilization, providing a significant barrier to penetration by bacteria and debris, and which is sealable to itself and to thermoplastic films, comprises blends of nanofibrillated lyocell fibers, microfibers, fibers having a flat, rectangular cross-section and binder fibers.