Receptacles – Receptacle side wall made of two or more layers of material... – Beverage receptacle
Patent
1983-10-21
1985-12-03
Lieberman, Allan M.
Receptacles
Receptacle side wall made of two or more layers of material...
Beverage receptacle
525 56, 525 57, 525 58, B65D 600, B65D 800
Patent
active
045561516
ABSTRACT:
Disclosed is a metal vessel comprising an upper member and a lower member, each consisting of a coated cup-shaped formed metal body and a circumferential side seam being formed by lap-bonding the open ends of the upper and lower members to each other through an adhesive, wherein said coated cup-shaped formed metal body is composed of a metal blank having a coating of a vinyl chloride resin having a vinyl chloride unit content of 30 to 97% by weight and a glass transition temperature of at least 40.degree. C. and containing carboxyl groups and/or hydroxyl groups at a concentration of 10 to 500 millimoles/100 g of the resin, said adhesive is an adhesive composed mainly of a copolyester containing in the main chain at least 50 mole %, based on the total acid component, of terephthalic acid, at least 50 mole %, based on the total alcohol component, of 1,4-butane-diol and at least 1 mole % of at least one member selected from other acids and other alcohols, and the upper and lower members are bonded to each other through said vinyl chloride resin coating and said copolyester type adhesive.
REFERENCES:
patent: 4258855 (1981-03-01), Gordon
patent: 4345047 (1982-08-01), Walter
patent: 4350261 (1982-09-01), Roth
patent: 4381959 (1983-05-01), Walter
patent: 4417667 (1983-11-01), Roth
Kobayashi Seishichi
Morofuji Akihiko
Taira Kazuo
Ueno Hiroshi
Lieberman Allan M.
Toyo Seikan Kaisha Ltd.
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