Title:
積層シートの製造方法
Document Type and Number:
Japanese Patent JP6660016
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a manufacturing method of a laminate sheet having a PVC sheet, capable of improving an interlayer adhesive strength when made into a card, and also to provide a laminate sheet and a laminate body.SOLUTION: A laminate sheet is manufactured, with an IC chip 12a arranged between an upper sheet and a lower sheet 16 at a previous process, by a heat press process so as to put between heat press plates 51 and apply heat and pressure. A plurality of laminate sheets are manufactured by repeating the previous process. While repeating the previous process, there is provided a removal step of a tin compound deposited on the heat press plate 51 from a PVC sheet material by the heat press process.SELECTED DRAWING: Figure 1
Inventors:
Atsushi Umezawa
Kenta Fuchi
Takumi Motoi
Kenta Fuchi
Takumi Motoi
Application Number:
JP2016081017A
Publication Date:
March 04, 2020
Filing Date:
April 14, 2016
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
B32B27/30; B32B27/18; B32B37/14
Domestic Patent References:
| JP2004334681A | ||||
| JP2003058845A | ||||
| JP2002157561A | ||||
| JP9300526A | ||||
| JP60250915A | ||||
| JP9262842A |
Attorney, Agent or Firm:
Masayuki Masabayashi
Tetsuo Shiba
Hayashi Ichiyoshi
Tetsuo Shiba
Hayashi Ichiyoshi