Stretch film cling enhancement by addition of elastomers

Details Stretch film cling enhancement by addition of elastomers Stretch film cling enhancement by addition of elastomers

1990-04-10

1992-02-04

Sluby, P. C.

Stock material or miscellaneous articles

Structurally defined web or sheet

Physical dimension specified

428349, 428516, 428517, 428520, 525240, 53170, 53441, B32B 702, B32B 2708, B32B 2732, B65B 5300

Patent

active

050859277

ABSTRACT:
An enhancement of the cling property of stretch wrap is obtained by adding a linear styrenic elastomer having a melt index between about 5 and about 10 g/10 mins to the cling layer of a film in addition to the usually added tackifiers. The invention enhanced cling layer films can be produced as A/B, A/B/A OR A/B/C films.

REFERENCES:
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patent: 4170304 (1979-10-01), Huke
patent: 4399180 (1983-08-01), Briggs et al.
patent: 4418114 (1983-11-01), Briggs et al.
patent: 4425268 (1984-01-01), Cooper
patent: 4430457 (1984-02-01), Dobreski
patent: 4436788 (1984-03-01), Cooper
patent: 4542188 (1985-09-01), van der Heijden

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