Films for packaged articles eliminating air entrapment

Details Films for packaged articles eliminating air entrapment Films for packaged articles eliminating air entrapment

1989-07-03

1992-11-10

Buffalow, Edith L.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

428516, 428518, 428520, 53509, 53427, D02G 300

Patent

active

051621541

ABSTRACT:
Packages containing articles with smooth surfaces can be prepared without entrapment of air between the packaging film and the smooth surface of the articles by selecting a packaging film having at least one surface which comprises a polymer which in film form exhibits a specular gloss of at least about 20, measured at an angle of 20 degrees and a synthetic amorphous silica having particle size of about 0.5 to about 50 micrometers.

REFERENCES:
patent: 877007 (1870-08-01), Uhline
patent: 3371464 (1968-03-01), Swick
patent: 3474063 (1969-10-01), Powell
patent: 3595827 (1971-07-01), Foster
patent: 4301060 (1981-11-01), Underwood et al.
patent: 4389450 (1983-06-01), Schaefer et al.
patent: 4454281 (1984-06-01), Heitz et al.
patent: 4659612 (1987-04-01), Balloni et al.
patent: 4663383 (1987-05-01), Lowe et al.
patent: 4814612 (1989-03-01), Yoshizaki et al.
patent: 5033253 (1991-07-01), Havens et al.

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