C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 23/22 (2006.01) B32B 1/06 (2006.01) B32B 1/08 (2006.01) B65D 53/04 (2006.01) B65D 53/06 (2006.01) C08J 3/20 (2006.01) C08L 23/02 (2006.01)
Patent
CA 2520575
Plastic compositions for liners (28) in closures are disclosed. The compositions are blends of a synthetic butyl rubber component, a polyolefinic component and two or more lubricant type additives. The liners (28) made from the composition are substantially transparent.
L'invention concerne des compositions en plastique utilisées comme garnitures dans des fermetures. Ces compositions sont des mélanges d'un composant de caoutchouc de butyle synthétique, d'un composant polyoléfinique et d'au moins deux additifs du type lubrifiant. Les garnitures produites à partir de la composition sont sensiblement transparentes.
Baranowski Thomas R.
Cormack Richard W.
Osler Hoskin & Harcourt Llp
Silgan Closures Llc
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