Aclar
Description
[Honeywell (formerlyAlliedSignal)] A registered trademark for an laminated barrier film. Aclar is clear, heat-sealable film composed of layers of Polychlorotrifluoroethylene (PCTFE) and Polyester (PET) sandwiched between two layers of Polyethylene (PE). The multifilm laminate provides a barrier for oxygen and water vapor. The thermoform-able barrier film comes in opaque and clear options. Traditionally, Aclar is used in pharmaceutical, medical, electronics, and military packaging. Aclar has been used to prepare sealed bags for low-oxygen level pest eradication.
Synonyms and Related Terms
Arclar (sp); thermoform barrier film; barrier film
Applications
Anoxic (low-oxygen level) enclosures for pest eradication
Personal Risks
Collection Risks
Inert, non-flammable, solvent resistance.[1]
Physical and Chemical Properties
For 1 mil film:
- Oxygen transmission = 13.9 ml/m2d
- Water vapor transmission = 0.3 gm/m2d
- Melting Point = 211 C
For more infomation see [Technical Data Sheet ]
Additional Information
Aclar: Website
Sources Checked for Data in Record
- Kaela Nurmi, contributed information, MWG group, 2020.
- Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
- Pam Hatchfield, Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002
- Conservation Support Systems, Conservation Support Systems, Catalog, 1997