| 摘要 |
FIELD: production of paper, varnish and paint materials, resins, etc. SUBSTANCE: resins are prepared by polymerization of unsaturated pyrocondensate fractions in presence of diethylaluminium chloride and waste from production of microspheral catalyst in the process of polypropylene production, the two components being in weight proportion (0.1- 10.0):1, within temperature range of 30-130 C and catalyst concentration 1-4%. EFFECT: improved procedure and environmental safety; utilized wastes. |
