Invista, a leading company in the production of polyesters, nylons and other polymers, has successfully developed Poly Shield, a polyester resin with excellent gas barrier properties. The single-layer PET beer bottles produced using this resin can meet the requirements of the European Union. Beer packaging food safety standards.
Poly Shield is a new type of PET blend resin with oxygen absorption and gas barrier properties. Its breakthrough technology is to enable single-layer PET beer bottles to greatly improve the barrier properties to oxygen and carbon dioxide gas, and to meet all beer shelf life standards. . Poly Shield's exceptional oxygen-absorption properties eliminate the "empty bottle life" problem of other similar products.
The Poly Shield single-layer beer bottle technology can be used to produce preforms using ordinary injection molding machines, which does not require significant additional investment and does not increase the complexity of the production process, resulting in greatly reduced product costs. This technology has been tested at several beer production plants around the world.
According to reports, Poly Shield has been approved by the European Union on beer packaging food safety related laws on July 20 this year, and can be directly used for beer packaging. This recognition includes Germany and other EU countries.
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