Thermoplastic sack

Details Thermoplastic sack Thermoplastic sack

1986-07-23

1987-07-14

Buffalow, Edith

Stock material or miscellaneous articles

Hollow or container type article

Cellular material derived from plant or animal source

428500, 428516, 428910, 428349, 525240, B32B 2708

Patent

active

046802070

ABSTRACT:
A cold-drawn unbalanced biaxially oriented linear low density polyethylene film having a transverse direction draw ratio selected from greater than 1 to less than 3 and a machine direction draw ratio of less than 6 but greater than the transverse direction draw ratio. The film has enhanced tensile and puncture resistance while maintaining acceptable tear properties and is used for shipping sacks.

REFERENCES:
patent: 4277578 (1981-07-01), Yoshimura et al.
patent: 4357191 (1982-11-01), Bullard et al.
patent: 4399181 (1983-08-01), Yoshimura et al.
patent: 4444828 (1984-04-01), Anthony et al.
patent: 4457960 (1984-07-01), Newsome
patent: 4551380 (1985-11-01), Schoenberg
patent: 4561920 (1985-12-01), Foster
patent: 4576844 (1986-03-01), Murray et al.
patent: 4629574 (1986-12-01), Cancio et al.

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