Snap-zipper and bag with the same

Details Snap-zipper and bag with the same Snap-zipper and bag with the same

1997-04-10

1998-10-06

Nold, Charles

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428 352, 428 99, 428100, 428 33, 428213, 383 97, 383 63, 220253, 220350, B65D 3325

Patent

active

058173803

ABSTRACT:
A snap-zipper 10 comprises a male and a female member 11 and 12 having strip-like bases 21 and 22 for fusion bonding, the bases being made of an ethylene.multidot..alpha.-olefin copolymer with a MI of 0.3 to 15 g per 10 min., a density of 0.850 to 0.935 g/ml, a molecular weight distribution of 2 to 5, a molecular-weight-dependent width of branch number of 0 to 5 per 1,000 carbon atoms, an olthodichloroenzene soluble component content of 10% by weight or below, and a maximum melting point determined with a differential scan calorimeter of 115.degree. C. or below. A bag 30 with a snap-zipper is obtained by fusion bonding the stems 21 and 25 of the snap-zipper 10 to a bag body 31.

REFERENCES:
patent: 5645905 (1997-07-01), Tanaka et al.

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