Mediums for ceramic pigments

Solicitante: LAMBERTI SPA
N. de solicitud: WO2006EP63008
N. de publicación: WO2006134063

The present invention relates to mediums for ceramic pigments comprising: a. from 0.1 to 6% by weight of hydroxypropyl guar having molar substitution (MS) comprised between 1.4 and 3 and Brookfield viscosity in water solution at 20 DEG C and 20 rpm comprised between 50 mPa*s at 4% by weight and 2,200 mPa*s at 1% by weight; b. from 99.9 to 89% by weight of a glycol/water mixture, where the glycol is present in a percentage comprised between 10% and 90% by weight; to ceramic inks useful for the screen printing decoration of green or fired ceramic substrates; to a method for the decoration of green or fired ceramic substrates.

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