Colored iridescent film

Details Colored iridescent film Colored iridescent film

1994-05-11

1995-09-19

Ryan, Patrick J.

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

428204, 428212, 428213, 428480, 428483, B32B 300

Patent

active

054514495

ABSTRACT:
Disclosed is a transparent thermoplastic resinous film of at least 10 generally parallel layers in which the contiguous adjacent layers are of diverse transparent thermoplastic resinous material differing in refractive index by at least about 0.03, the film containing a sufficient quantity of a transparent dye which is soluble in the thermoplastic resinous material of the layers in which it is located to enhance or modify the apparent color of at least one of the reflection and transmission colors of the film.

REFERENCES:
patent: 3711176 (1973-01-01), Alfrey, Jr. et al.
patent: 3801429 (1974-04-01), Schrenk et al.
patent: 4162343 (1979-07-01), Wilcox et al.
patent: 4310584 (1982-01-01), Cooper et al.
patent: 4937134 (1990-06-01), Schrenk et al.
patent: 5089318 (1992-02-01), Shetty et al.
patent: 5149578 (1992-09-01), Wheatley et al.
patent: 5269995 (1993-12-01), Ramanathan et al.

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