Closure bag with internal tack surfaces
AssigneeFirst Brands Corporation
InventorsChih-Hung Chen, Andrius Dapkus, Jack A. Mac Pherson
Life of this patent
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Abstract
A closure bag having a bag body with internal tack surfaces.
Claims15
A closure bag comprising a closure means and a bag body having two sidewalls below said closure means, each sidewall having an opposing inner surface and an outer surface, said respective opposing inner surfaces of said bag body arranged to permit physical contact and characterized as adhering when placed in physical contact to displace air in said bag body prior to closing of said closure means, whereby residual air is removed from said bag body prior to closing the closure means and remains displaced by the adherence of said inner surfaces of said bag body.
A closure bag comprising a closure means and a bag body having two sidewalls below said closure means, each sidewall having an inner surface and an outer surface, said respective inner surfaces and stick to one another when placed in physical contact, said bag opposing inner surfaces formed from a plastic selected from the group consisting of:
- 1) a mixture of LDPE and HDPE;
- 2) a mixture of LDPE and LLDPE;
- 3) a mixture of LDPE and PIB;
- 4) a mixture of LLDPE and PIB;
- 5) EVA;
- and
- 6) a mixture of EVA and LLDPE;
- whereby upon being placed in physical contact residual air in the bag body is removed from said bag body prior to closing the closure bag's closure means, and said outer surface is formed of a plastic selected from the group consisting of:
- 1) LDPE;
- 2) a mixture of HDPE, LDPE and LLDPE;
- and
- 3) a mixture of LDPE and LLDPE.
Dependencies are inferred from the claim text.