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PTH-291

Last updated on May 20, 2026

Coated Tyvek®

Description

Product Code: PTH-291
Structure: 2FS Tyvek® /10.6 g TY191 Overall Heat Seal Coating
2FS Tyvek® / 6.5 lb TY191 Overall Heat Seal Coating

Key Properties

  • Utilizes 2FS Tyvek® airknife coated with Tekni-Plex proprietary TY191 heat sealant
  • Designed to seal and peel from a wide variety of flexible and rigid packaging materials
  • Offers excellent porosity and resistance to elevated temperatures and humidity for fast EtO sterilization cycles
  • Good hot tack and cold flex
  • Opened packages exhibit a dense white adhesive transfer to the plastic surface providing a simple check of seal integrity
  • Suitable for both radiation and EtO sterilization

Typical Values

Properties
Value
Method
Metric
US
Basis Weight
70.1 g/m²
43.1 lbs/3000 ft²
TAPPI T410
Yield
14.3 m²/kg
10,023 in²/lb
TAPPI T410
PETG, sealed at 137°C, 414 kPa, 1.0 sec dwell, 180° peel
5.3 N/15mm
2.0 lb/in
ASTM F88
Porosity (Gurley)
43 sec/100cc
43 sec/100cc
TAPPI T460

These are typical properties of the product using standard packaging test methods and not a manufacturing specification

DISCLAIMER: This information is believed to be accurate but is not warranted and is subject to change without notice. Providing this information does not convey any licenses under any patent rights or intellectual property rights of Tekni-Plex, Inc. and/or its direct and indirect subsidiaries (hereinafter “TEKNIPLEX”) or others. TEKNIPLEX MAKES NO WARRANTY, EXPRESS OR IMPLIED, WITH RESPECT TO THIS INFORMATION AND DISCLAIMS ALL LIABILITY FROM RELIANCE ON IT. TEKNIPLEX’s only warranties for this product are those written warranties as may be agreed to by TEKNIPLEX. TEKNIPLEX SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES, EXPRESS OR IMPLIED, WITH RESPECT TO THE PRODUCT, INCLUDING, BUT NOT LIMITED TO, WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE. Nothing herein shall constitute or imply any promise to enter into a legally valid relationship.

TYVEK® and the DuPont Oval Logo are trademarks or registered trademarks of affiliates of DuPont de Nemours Inc, used under license by TekniPlex Healthcare.