Laminate for flexible packaging and a process for preparing the same
申请(专利)号:
EP19940300950
申请日期:
1994-02-09
公开/公告号:
EP0611146A2
公开/公告日期:
1994-08-17
申请(专利权)人:
TOYO SEIKAN KAISHA LIMITED
被引量:
摘要:
A laminate for flexible packaging and a process for preparing the same. The laminate for flexible packaging is obtained by joining a plurality of flexible blanks via layers of an adhesive agent, wherein the layers of said adhesive agent are layers of an isocyanate-terminated polyurethane type hot-melt resin that is crosslinked with the moisture, the residual amount of an organic solvent in said laminate is 10 &mgr;g/m. sup.2 or smaller per a unit inner surface, the peeling strength at 25° C. is 250 g/15 mm of width or greater, and a peeling strength retentivity at 80° C. is 30% or greater of the peeling strength at 25° C.
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