https://www.avient.com/sites/default/files/2020-11/gls-acqua-plose-case-study.pdf
The material was formulated specifically for sensitive applications such as still and mineral water. The Avient team addressed this challenge with the new formulation, which is optimized for compression set. Avient offers GLS TPE cap liner formulations that are suitable for aqueous, acidic and low alcohol beverages processed under ambient, pasteurized or hot fill conditions.
https://www.avient.com/sites/default/files/2020-07/phthalate-facts-brochure.pdf
Learn more about phthalates at: ChemicalSafetyFacts.org AmericanChemistry.com PHTHALATES HAVE BEEN CAREFULLY RESEARCHED A large amount of research on phthalates has been conducted by universities, government agencies, manufacturers and independent test laboratories. Avient makes no warranties or guarantees respecting suitability of either Avient’s products or the information for your process or end-use application. You have the responsibility to conduct full-scale end-product performance testing to determine suitability in your application, and you assume all risk and liability arising from your use of the information and/or use or handling of any product.