Coating preparation process and use for the preparation of transparent cover layers on multilayer coatings.

DESCRIBED COATINGS AND ITS APPLICATION FOR PRODUCING TRANSPARENT ON DECK LAYER COATING OF STRATA. Investments contain 40 to 60% by weight of (A) copolymerized (meth) acrylic CONTAINING hydroxyl groups obtained by copolymerizing 50 to 70% by weight of one or more esters (A1) ACRYLIC ACID MIXTURE WITH SOME SIMILAR FRACTIONS one or more esters hydroxyalkyl acrylic acid having an amount hYDROXY 40 to 70 mgKOH / g and 30 to 50% by weight of one or more esters (A2) of (meth) acrylic MIXTURE WITH A FRACTION SIMILAR OF ONE OR MORE eSTERS hydroxyalkyl (meth) acrylates, as the amount of hydroxyl ranges from 180 to 450 mgKOH / g and 60 to 40% by weight of copolymerized (B) of (meth) acrylic group-containing hYDROXY OBTAINED THROUGH copolymerizing (B1) 27 A 40% WEIGHT OF ONE OR MORE ESTER alkyl acrylic acids, (B2) 49 to 55% by weight of one or more esters of (meth) acrylic MIXTURE WITH A FRACTION SUCH OF hydroxyalkyl one or more esters of (meth) acrylic acid, as the Hydroxyl content varies between 240 and 300 mg KOH / g, (B3) 10 A 15 wt% vinyl ester of saturated monocarboxylic acids, olefinically where they join the carboxyl groups on a carbon TERTIARY.