Method of making a road marking material with thermochromic colouring user interfaces
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United States of America Patent
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Issued Date -
Mar 2, 2006
app pub date -
Aug 27, 2004
filing date -
Aug 27, 2004
priority date (Note) -
Abandoned
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Abstract
When, according to the invention, a thermochromic pigment is added to a generally known road marking basic material, road markings may be established with integrated warning effect in the form of a colour change which is produced at temperatures below 5.degree. C. This marking material may be used for road stripes (2), points and other markings, just as it may be used for the production of colour changing flat elements (3, 4).
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