B - Operations – Transporting – 32 – B
Patent
B - Operations, Transporting
32
B
154/126.3
B32B 15/08 (2006.01) B32B 15/18 (2006.01) B32B 27/36 (2006.01)
Patent
CA 2023893
Abstract of the Disclosure: A composite steel sheet is provided as a material for drawn and ironed cans. The composite steel sheet of the present invention comprises a polyester resin film at least on one side thereof, the resin film being a polyester resin film having one or both of heat of cold crystallization (Hc) of 7 cal/g or less and heat of fusion (Hf) of 10 cal/g or less; density of 1.370 g/cm or less; and weight-average molecular weight of 70,000 or less. The can formed from the composite steel sheet of the present invention may be used with a single coating on the internal face of the can, and even without a coating depending on the content to be filled in the can. Accordingly, the composite steel sheet of the present invention allows simplification of a can manufacturing process and saving of the manufacturing time and cost.
Hayashi Tomohiko
Nishida Hiroshi
Oyagi Yashichi
Nippon Steel Corporation
Swabey Ogilvy Renault
LandOfFree
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