US2004121098A1PendingUtilityA1
Metallocene-produced polyethylene for glossy plastic containers
Priority: Mar 30, 2000Filed: Mar 28, 2001Published: Jun 24, 2004
Est. expiryMar 30, 2020(expired)· nominal 20-yr term from priority
Inventors:Eric Maziers
B32B 27/32C08F 110/02B32B 27/327Y10T428/1352B32B 2439/60C08F 10/02B32B 27/08B32B 2323/04B32B 2307/406B32B 1/00
50
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Claims
Abstract
A high gloss plastic container prepared from a metallocene-produced polyethylene having a density of from 0.930 to 0.966 g/cm 3 and a melt index MI2 of from 0.5 to 2.5 g/10 min.
Claims
exact text as granted — not AI-modified1 . A plastic container comprising one or more layers characterised in that the external layer is prepared essentially from a metallocene-produced polyethylene resin and has a gloss of at least 40.
2 . A plastic container according to claim 1 , wherein the metalloce-neproduced polyethylene has a density of from 0.930 to 0.966 g/cm 3 and a melt index MI2 of from 0.5 to 2.5 g/10 min.
3 . A plastic container according to claim 1 or claim 2 wherein the metallocene-produced polyethylene has a molecular weight distribution of from 2 to 7.
4 . A plastic container according to any one of the preceding claims that is produced by blow moulding an extruded or coextruded parison.
5 . A plastic container according to any one of the preceding claims wherein the container is a single layer container.
6 . A plastic container according to any one of claims 1 to 4 wherein the container is a multi-layer container, each layer being the same or different.
7 . Milk bottles produced according to any one of the preceding claims.
8 . Cosmetic packaging produced according to any one of claims 1 to 6 .
9 . Household packaging produced according to any one of claims 1 to 6 .Join the waitlist — get patent alerts
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