Glossary of Barrier Film Property Terms

MVTRMoisture vapor transmission rate
OTR Oxygen Transmission Rate
Saran Any of various thermoplastic resins
SaranexA Polyvinylidene Chloride (PVDC) plastic material
Aclar Polychlorotrifluoroethylene (PCTFE) polymer
BarexA trade name for acrylonitrile plastic
PolyesterA synthetic resin in which the polymer units are linked by ester groups
NylonA tough, lightweight, elastic synthetic polymer with a proteinlike chemical structure
PVDCPolyvinylidene chloride is a polymer derived from vinylidene chloride
Cello Cellophane
195 MSBO A cellophane having one side coated with nitrocellulose
LDPELow-density polyethylene (LDPE) is a thermoplastic made from petroleum
OppOriented Polypropylene
EVAEthylene-vinyl acetate
Benzyl Molecular fragment possessing the structure C6H5CH2. Benzyl features a benzene ring attached to a CH2 group.
PVC Polyvinyl chloride
Polycarbonate A synthetic resin in which the polymer units are linked through carbonate groups
Polystyrene A synthetic resin that is a polymer of styrene
Pliofilm Pliofilm is a trade name for varieties of rubber hydrochloride, the first transparent wrapping paper

Comparison of Barrier Film Properties