Toyota creating color-changing paint


Toyota has filed a patent utility for color-changing paint, a know-how that would let homeowners or dealerships shortly change the colours of vehicles.

As Toyota notes within the utility—which was printed by the US Patent and Trademark Workplace (USPTO) on March, 19, however initially filed in 2022—homeowners could wish to change paint colours to maintain up with tendencies or simply to modify issues up. Sellers may additionally change colours to make vehicles simpler to promote, Toyota suggests.

However as an alternative of a fancy repaint or vinyl wrap, Toyota claims to have developed paint that may alter its hues in response to warmth and light-weight. As described within the utility, a automobile could be pushed right into a storage bay with tunnel-like heating components that might encompass it on all sides. Because the paint floor is heated, a light-emitting “colour modulator” gadget could be handed over the paint floor to finish the transformation.

The colour modulator, which might be managed by a human operator or a robotic, Toyota suggests, would primarily function the controller for this course of. It may talk with a distant server in addition to temperature sensors embedded within the automobile’s bodywork to find out the proper settings for a particular colour, in accordance with the applying.

Toyota color-changing paint patent image

Toyota color-changing paint patent picture

Toyota admits that it is not the primary automaker to experiment with color-changing paint. As famous by the automaker within the utility, BMW demonstrated one thing comparable at CES 2022 on its iX electrical SUV.

Based mostly on the electrophoretic know-how utilized in e-readers, the color-change impact utilized by BMW was created by hundreds of thousands of microcapsules suspended in an exterior wrap. An electrical present precipitated pigments to flow into inside these microcapsules, altering the outside from white to grey to black on the push of a button.

Toyota’s model appears a bit totally different, because it does not use an exterior wrap as a medium. Whether or not that makes it extra prone to attain manufacturing than the BMW design (which was for demonstration functions solely) stays to be seen.

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