| http://www.w3.org/ns/prov#value | - It has been proposed in Japanese Patent publication 54-160482 that a laminated film consisting of a polyethylene base layer having a thickness up to 18 ??m and an ethylene base copolymer layer having a thickness of at least 10 ??m may be used to protect metal sheets such as aluminium sheets and stainless steels sheets.
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