Blow Molding

Blow molding co-extrusion process allows to produce bottles with different structures for
miscellaneous applications like: Milk, fruit juices, soups, sauces, ketchup, Mayonnaise and
mustard.
Basic structure can be PP or PE / Regrind/Tie Resin/EVOH/Tie Resin/ PP or PE
Orevac®
tie layers have suitable rheology for the blow molding process, providing outstanding adhesion to PA or EVOH barrier materials with good recyclability.

mustard and ketchup squirt bottles isolated on white


1) PE based bottle: example of Milk Bottle

Orevac® 18362 and 18302N are both ready to use tie resins.
Orevac ® 18341 and OE825 are both concentrates with high MAH grafting ratio.
Both 18341 and OE825 are intended to be blended to achieve appropriate adhesive properties
*18341 and *OE825 are diluted in LLDPE with Density < 0,92
Ratio of *18341 and *OE825 within tie resin blend ranges from 10 to 20%

Recommended Orevac grades

18362 ● 18302N ● 18341 ● OE825

2) PP based bottle: Example of Mayonnaise, Ketchup and Mustard Botles

  • Both Orevac 18730 and 18729 are Phthalate free and complies with food makers requirements
  • Both te resins are homo-polymer based and allows hot flling, sterilizaton and pasteurizaton processes