BASF Patents process for

August 11, 2005

BASF Patents process for
Dirt-repellent coating
Patent No.Europe 1,353,882
BASF AG has been granted a patent for a dirt-repellant coating. Dirt-repellant surfaces are obtained by priming a substrate with (hot- melt) adhesive or polymeric dispersion to give tacky surface and then applying particles of specified size with surface energy of at least 20 mN/m. Plastic surfaces may be heated to above Tg or be treated with solvent.

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