Laminate structure for collapsible dispensing container

Details Laminate structure for collapsible dispensing container Laminate structure for collapsible dispensing container

B - Operations, Transporting

32

B

154/140, 222/92

B32B 27/08 (2006.01) B32B 27/20 (2006.01) B65D 35/02 (2006.01) B65D 35/08 (2006.01)

Patent

CA 1208114

ABSTRACT OF THE DISCLOSURE A plastic laminate sheet for making collapsible dispensing container comprises an outer layer of filled- plastic made of polypropylene or a blend of polypropylene, and high density polyethylene, and a filler, preferably cal- cium carbonate, incorporated therein. The outer filled- plastic layer is co-extensively bonded to an inner layer of high density polyethylene to form the laminate sheet. An intermediate layer of an oxygen barrier plastic may be inter- posed in the laminate sheet in order to impart oxygen imper- meability thereto.

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