Process for preparing gas-, vapor- and odor-proof coupled and co

Details Process for preparing gas-, vapor- and odor-proof coupled and co Process for preparing gas-, vapor- and odor-proof coupled and co

1978-06-05

1981-01-13

Thurlow, Jeffery R.

Plastic and nonmetallic article shaping or treating: processes

Direct application of fluid pressure differential to...

Producing multilayer work or article

264519, 264101, 264173, 264185, 428 35, B29C 1707

Patent

active

042449146

ABSTRACT:
There is disclosed a new process for preparing coupled and coextruded multilayer articles (consisting of two or more layers) made of thermoplastic materials, and closed-surface bodies comprising the same.

REFERENCES:
patent: 3425979 (1969-02-01), Monaghan et al.
patent: 3440316 (1969-04-01), Miyake et al.
patent: 3471594 (1969-10-01), Kawamura et al.
patent: 3561493 (1971-02-01), Maillard et al.
patent: 3607812 (1971-09-01), Takigawa et al.
patent: 3679437 (1972-07-01), Oppenheimer et al.
patent: 3985849 (1976-10-01), Notomi et al.

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