Packaging for plastics additives

Details Packaging for plastics additives Packaging for plastics additives

2005-12-13

2005-12-13

Nolan Rayford, Sandra (Department: 1772)

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

C428S349000, C428S913000

Reexamination Certificate

active

06974613

ABSTRACT:
A packaging for an additive to be added to a plastic batch consists of a packaging film of thermomelting plastic material shaped to form a bag and a thermomelting polyolefin-based adhesive applied to the plastic film and forming closure seams for sealing the bag. The adhesive is moisture crosslinking and can be a hot melt. The thermomelting plastic material is identical to or compatible with a plastic material of the plastic batch to which the packaging and the additive are to be added.

REFERENCES:
patent: 4453997 (1984-06-01), Hori et al.
patent: 5257491 (1993-11-01), Rouyer et al.
patent: 5413412 (1995-05-01), Odabashian
patent: 5789048 (1998-08-01), Flieger
patent: 4205919 (1993-09-01), None

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