<p>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.</p>
申请公布号
DE69503181(D1)
申请公布日期
1998.08.06
申请号
DE1995603181
申请日期
1995.05.04
申请人
ENGELHARD CORP., ISELIN, N.J., US
发明人
SHETTY, RAMAKRISHNA S., PELHAM, NY 10803, US;COOPER, SCOTT A., YORKTOWN HEIGHTS, NY 10598, US