00496naa#a2200169#i#450# EN\\bibl\98413 20250820153438.3 3034-4689 20250801b2025####ek#y0engy0150####ca RU THE STUDY OF THE PIGMENTS INFLUENCE ON THE COMPLEX OF POLYPROPYLENE PROPERTIES Journal article Kazan Kazan National Research Technological University 2025 7 с. Journal article local vestniktu.ru