Main > PACKAGING > Film > Poly(Amide) > Heat Sealing Layer > Polyolefin. Blend

Product DE. W

PATENT ASSIGNEE'S COUNTRY Germany
UPDATE 08.99
PATENT ASSIGNEE Wolff Walsrode AG
PATENT CLAIMS Sterilization-resistant barrier film based on polyamide & polyolefins, wherein film consisting of
- Aliphatic polyamide layer (A)
- Polymer blend layer (B) consisting of polyarylamide (50-85
& aliphatic polyamide (15-50%)
- TP heat sealing layer (C) of polyolefin having a crystallite
melting point > 121C &
- Bonding layer (D)
Which are arranged in such a manner that a heat sealing layer & (A) are located on outer sides of film & in that the film is not stretched
PATENT PHOTOCOPY Available on request

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