A co-extruded co-polyester (Co-PET) film is laminated to a non-scoured, loom-state, one piece woven (OPW) curtain airbag woven with polyester (PET) yarn. The OPW curtain airbag laminate can be a multilayered film that consists of a barrier layer of DSM Arnitel EM550, an optional middle layer of DSM Arnitel PM381, and an adhesive layer of DuPont Hytrel 4056. The film can also contain anti-oxidants recommended by DSM and DuPont at a level of 2% by weight.
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"ONE PIECE WOVEN AIRBAG WITH COEXTRUDED FILM", Technical Disclosure Commons, (October 04, 2021)