Article with optically modified cholesteric liquid crystal...

Details Article with optically modified cholesteric liquid crystal... Article with optically modified cholesteric liquid crystal...

2006-04-04

2006-04-04

McPherson, John A. (Department: 1756)

Radiation imagery chemistry: process, composition, or product th

Liquid crystal process, composition, or product

C430S002000, C430S017000

Reexamination Certificate

active

07022442

ABSTRACT:
An article has transferred onto its surface a region-wise optically modified cholesteric liquid crystalline layer. The layer includes at least one single-film layer including a number of regions having cholesterically ordered material which differ from one another in pitch. The layer can include a holographic image.

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