- 专利标题: RESIN-COATED STEEL CAN AND METHOD FOR PRODUCING THE SAME
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申请号: US17059018申请日: 2019-05-24
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公开(公告)号: US20210206529A1公开(公告)日: 2021-07-08
- 发明人: Kenji YANADA , Mitsuhide AIHARA
- 申请人: TOYO SEIKAN CO., LTD.
- 申请人地址: JP Tokyo
- 专利权人: TOYO SEIKAN CO., LTD.
- 当前专利权人: TOYO SEIKAN CO., LTD.
- 当前专利权人地址: JP Tokyo
- 优先权: JP2018-105402 20180531
- 国际申请: PCT/JP2019/020619 WO 20190524
- 主分类号: B65D1/12
- IPC分类号: B65D1/12 ; B32B15/09 ; B21C1/22
摘要:
A resin-coated steel can and method for producing the same. The resin-coated steel can is produced by drawing or draw-redrawing a resin-coated steel sheet at least having a surface serving as a can inner surface coated with a biaxially-stretched polyester film and a surface serving as a can outer surface that is coated and/or printed. The biaxially-stretched polyester film on the can inner surface side wall has a crystallinity in a range of 42 to 52%, and a shrinkage (shrinkage in the can height direction upon raising the temperature from 23° C. to 130° C. at a rate of 5° C./min.) of the biaxially-stretched polyester film on the can inner surface side wall is less than 10% of the can height.
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