Nematic elastomer fiber with mechanical properties of a muscle

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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C525S131000, C525S330300, C428S001100

Reexamination Certificate

active

07122598

ABSTRACT:
A method of making a liquid crystalline fiber is disclosed. A copolymer having a liquid crystalline side group and a crosslinking side group is crosslinked. A fiber of the crosslinking copolymer is drawn before the crosslinking reaction is complete.

REFERENCES:
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patent: 6294109 (2001-09-01), Ratna et al.
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Kundler et al, “Director Reorientation via Stripe-domains in Nematic Elastomers: Influence of Cross-Link Density, Anisotropy of the Network and Smectic Clusters”, Macromol. Chem. Phys, vol. 199, pp. 677-686, 1998.
Thomsen et al, “Liquid Crystal Elastomers with Mechanical Properties of a Muscle”, The American Chemical Society, vol. 34, pp. 5868-5875, 2001.
Terentjev et al, “Liquid-Crystalline Elastomers”, J. Phys., vol. 11, pp. R239-R257, 1999.

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