Manufacture of draw-redraw cans using steel sheet material film

Details Manufacture of draw-redraw cans using steel sheet material film Manufacture of draw-redraw cans using steel sheet material film

1981-04-02

1984-06-05

Gilden, Leon

Receptacles

Receptacle having flexible, removable inner liner

Means for venting air trapped between the liner and its...

220456, 72 46, B65D 9004

Patent

active

044523750

ABSTRACT:
The use of organic solvent-based coating compositions in the preparation of plastic coated steel feedstock for use in the manufacture of retortable draw-redraw food and beverage cans is substantially reduced or eliminated by using as such can feedstock a laminated or extrusion coated steel sheet having adhered to at least one, and preferably to both, major planar surface(s) thereof a layer of an adhesive synthetic thermoplastic resin composition having a crystalline melting point of at least about 250.degree. F. and comprising graft copolymer of high density polyethylene with an ethylenically unsaturated carboxylic acid monomer.

REFERENCES:
patent: 2406039 (1946-08-01), Poedel
patent: 3671295 (1972-06-01), Ravve
patent: 3679513 (1972-07-01), Addinall
patent: 3795540 (1974-03-01), Mildner
patent: 3826628 (1974-07-01), Addinall
patent: 4292463 (1981-09-01), Bow

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