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Materials

Bayer Develops LED Materials

by Alexander H. Tullo
October 25, 2010 | A version of this story appeared in Volume 88, Issue 43
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Credit: Bayer
Polyurethane casting material being poured onto LEDs.
Credit: Bayer
Polyurethane casting material being poured onto LEDs.

Bayer MaterialScience has developed polyurethane casting compounds, made from the company's aliphatic polyisocyanates and polyols, for light-emitting diodes. The materials envelope the LED and can be made very flexible or very hard, Bayer says, enabling a wide range of lighting-element designs.

Chemical & Engineering News
ISSN 0009-2347
Copyright © 2025 American Chemical Society

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