Ivan Plotnikov

1878-1955

One of the most outstanding representatives of photochemistry, a Russian emigrant to Croatia (1918) and a professor of physical chemistry in Zagreb.

Inventor of kirza, a type of artificial leather based on the multi-layer textile fabric, modified by membrana-like substances, a cheap and effective replacement for the natural leather. The material is mainly used in production of military boots and the belts for machinery and automobiles.