| 摘要 |
FIELD: chemistry. ^ SUBSTANCE: composition is based on secondary polypropylene which contains crushed polypropylene in form of flakes with size of not more than 10 mm, obtained from waste polypropylene objects used in contact with petroleum products and are separators of oil-water emulsion or different oil storage vessel. The composition contains, wt %: said crushed polypropylene - 40-45, low density primary polyethylene - 35-39, inorganic powder filler - 20-21. ^ EFFECT: wider range of cheap materials based on secondary polypropylene material. ^ 2 cl, 4 ex, 2 tbl |
