Styrol-maleic resin with good filling power.
CORETAN EK/S is a resin in water solution formulated to confer more fullness and firmness to the skins, leaving a very fine grain.
Its gives good results on every type of skin, including skins to be glazed or milled; it can also be used on white skins, as CORETAN EK/S has an excellent light-fastness.
The recommended percentages of use can vary from 2% to 5% according to the structure of the skin and the article required.