Extrusion & Post
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Adhesive layer problem of PLA multilayer coextrusion
Problem Phenomenon
Poor interlayer bonding of multilayer films between PLA and other materials.
Cause Analysis
PLA bonds weakly with most polymers and requires a dedicated adhesive layer.
Solution
Use PLA-based adhesive resin.
Key Takeaway
PLA multilayer film adhesion is a key process point.
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