TY JOUR TI THE STUDY OF THE PIGMENTS INFLUENCE ON THE COMPLEX OF POLYPROPYLENE PROPERTIES KW POLYPROPYLENE KW BEIGE SUPERCONCENTRATE KW PIGMENT KW MELT FLOW INDEX KW PHYSICAL AND MECHANICAL PROPERTIES JO Herald of Technological University AU , .. AU , .. PY 2025 IS 27 PB Kazan National Research Technological University