Method of manufacturing a sheath for the embodiment of a packaging bag according to the technology (ffs) on the basis of a film of plastic material of type pe according to the technology mdo and the bag obtained according to the other

摘要

According to this process, there is: - incorporated at the level of at least one of the outer layers of a copolymer cyclo - olefin, - deposited continuously on the said copolymer of limonene or of the alpha pinene, - apply a pressure force on the zone covered of limonene or alpha pinene to stick the two edges of the film.