Easily removable packaging film

Details Easily removable packaging film Easily removable packaging film

1996-03-28

1997-07-08

Pascua, Jes F.

Envelopes, wrappers, and paperboard boxes

Wrapper

Including means to facilitate severing the wrapper

383200, B65D 6532

Patent

active

056452110

ABSTRACT:
A packaging film for wrapping a cubic article by bonding an overlapped portion by heat and by folding and sealing open ends of the packaging film, a first non-bonded portion is provided as a first opener on the overlapped portion by partially leaving the overlapped portion not bonded, the first non-bonded portion has a width which is not larger than that of the overlapped portion, the first non-bonded portion is an upper layer of the overlapped portion, and a second non-bonded portion is provided by partially leaving the overlapped portion not bonded, the second non-bonded portion is connected continuously to the first non-bonded portion and has a narrower width than that of the first non-bonded portion, and a second opener is provided on a overlapped portion, the second opener is a lower layer of the overlapped portion and is exposed when the first opener is lifted.

REFERENCES:
patent: 3684976 (1972-08-01), Harrison
patent: 5011014 (1991-04-01), Borck et al.
patent: 5356068 (1994-10-01), Moreno
patent: 5487503 (1996-01-01), Sato et al.
patent: 5560538 (1996-10-01), Sato et al.

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