Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Layered – stratified traversely of length – or multiphase...
Patent
1990-11-23
1992-09-01
Thurlow, Jeffery
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Layered, stratified traversely of length, or multiphase...
264132, 264245, 4251311, B29C 4704
Patent
active
051436760
ABSTRACT:
Process for the production of a film, at least one side of which is provided with a silicone layer, where the film is produced by the coextrusion process and has at least three layers, one outer layer of which consists of silicone, under which a colored intermediate layer is located, on the side of which opposite the silicone layer a further preferably white layer is provided.
REFERENCES:
patent: 3733381 (1973-05-01), Willette et al.
patent: 4462852 (1984-07-01), Custor
patent: 4565725 (1986-01-01), Spamer et al.
patent: 4594211 (1986-06-01), Mohnhaupt
patent: 4780364 (1988-10-01), Wade et al.
patent: 4839123 (1989-06-01), Duncan
Muller Josef
Neudecker Alfred
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