WVTR is expressed as _________

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Food Packaging Practice Test: Thermoplastic Polymers Properties & Processing — practice the complete quiz, review flashcards, or try a random question.

Thermoplastic polymers are polymers that can be softened by heating and then cooled and hardened. They can be re-melted and reused several times without changing their chemical properties.  Some properties of thermoplastic polymers: Semi-rigid, Translucent, Tough, Weatherproof, Good chemical resistance, Low water absorption, Low cost,  Easily processed by most methods  Some examples of thermoplastic polymers: Polyethylene, Polypropylene, Polyvinyl chloride, Polystyrene, Polybenzimidazole, Acrylic, Nylon, Teflon.  Some applications of thermoplastic polymers: Squeeze bottles, Toys, Carrier... Show more

WVTR is expressed as _________