Metallized film
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Metallized film is polymer plastic film coated with a thin layer of metal, usually aluminium. It offers the glossy metallic appearance of an aluminium foil at a reduced weight and cost. Metallized fil
Metallized films used for balloons
Mylar
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BoPET is a polyester film made from stretched polyethylene terephthalate and is used for its high tensile strength, chemical stability, dimensional stability, transparency and electrical insulation. W
Metallized film
…and continue to be used for items such as wrappers, ribbons, and glitter. Metallic helium-filled novelty balloons given as gifts are made of metallised biaxially oriented polyethylene terephthalate (BoPET) and often called Mylar balloons commercially. Both metallized PET and PP have replaced foil laminates for products such as snack foods, coffee…
Metallized boPET film, 32 layers of ~14 μm thickness each
NASA's Technology Transfer Office at Stennis Space Center worked with a New Orleans seafood packaging company to develop a container to improve the shipping longevity of seafood, primarily frozen and fresh fish, while preserving the taste. A NASA engineer developed metalized heat resistant polybags with thermal foam liners using an enhanced version of the metalized mylar commonly known as "space blanket material," which was produced during the Apollo era.