Method of molding tubular laminate

Details Method of molding tubular laminate Method of molding tubular laminate

1979-09-18

1981-05-05

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156243, 15624411, 15624413, 15624414, 156500, 264512, 264514, 264515, 264545, 264563, 425114, 4251311, 4251331, 4251335, 425325, 425465, 425466, B29D 2304

Patent

active

042656931

ABSTRACT:
A method of molding a tubular laminate comprising joining flows of a plurality of thermoplasticized resins together to prepare a laminated composite flow having two side edges, and then passing the composite flow having two side edges through an annular extrusion die to abut both side edges of the respective layers to each other in the die, thereby forming an integrated tubular flow.

REFERENCES:
patent: 3476627 (1969-11-01), Squires
patent: 3860372 (1975-01-01), Newman
patent: 3884606 (1975-05-01), Schrenk
patent: 4038017 (1977-07-01), Langecker

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