C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 63/672 (2006.01) C08G 63/181 (2006.01) C08J 5/18 (2006.01) C08L 67/02 (2006.01)
Patent
CA 2332519
The invention provides a multi-layered structure comprising: a) a first layer comprising a polyester or copolyester of poly(ethylene terephthalate); and b) a barrier layer comprising a residue of phenylenedi(oxyacetic acid), wherein the barrier layer is adjacent to the first polyester or copolyester layer.
L'invention concerne une structure multicouche qui comprend: a) une première couche renfermant un polyester ou un copolyester de poly(éthylène téréphtalate); et b) une couche barrière renfermant un résidu de phénylènedi(acide oxyacétique). La couche barrière est adjacente à la première couche de polyester ou copolyester.
Barbee Robert B.
Fagerburg David R.
Long Timothy E.
Rogers Martin E.
Eastman Chemical Company
Gowling Lafleur Henderson Llp
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