Devices containing chiroptical switching materials and...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heavy metal containing

Reexamination Certificate

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C528S422000, C546S002000, C257S040000, C257SE51020

Reexamination Certificate

active

07485740

ABSTRACT:
A polycarbodiimide polymer that is reversibly switchable between two distinct optical orientations is described. The polymer is useful in forming devices such as filters, storage media, actuators, and displays. Methods of making and using such polymers are also described.

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Tang, Hong-Zhi et al. (2005) Chiroptical Switching Polyguanidine Synthesized by Helix-Sensitive-Selective Polymerization Using [(R)-3,3′-Dibromo-2-2′-binaphthoxy](di-tert-butoxy)titanium(IV) Catalyst.J. Am. Chem. Soc., 127 (2136-2142).
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