Interference films having acrylamide layer and method of making same
A method for forming a color shifting film on a support, the film comprising a reflective stack disposed adjacent to the support and an image is disclosed. The reflective stack comprises an at least partially transparent spacer layer comprising a substituted acrylamide polymer disposed between a partially reflective first layer and a reflective second layer. The acrylamide layer has a thickness sufficient to produce an interference color.
3M Innovative Properties Company
Y G
Y10T G02B
additional inventional
Olester Douglas S. James P. Albert I. Stephen P. Robert J. Robin E. George G. I. Christopher S. Mark A. James M.
Benson, Jr. Dunn Endle Everaerts Maki Devoe Wright Moore Lyons Roehrig Jonza