FIELD: chemistry.
SUBSTANCE: present invention relates to a method of producing non-metallocene catalyst applied on carrier. Method involves a step for bringing into contact non-metallocene ligand, chemical treatment agent, selecting from compound of IVB group metal and alkoxy-magnesium spherical carrier in the presence of a solvent for interaction. Alkoxy-magnesium spherical carrier has an average particle size from 100 to 2,000 microns. Non-metallocene ligand in the present method represents one or several agents selected from a group comprising compounds having the following structure
wherein the values A, B, D, E, G, R1, R2, R3, d, q are given in the patent formula. Invention also suggests non-metallocene catalyst for homopolymerization /copolymerisation of olefins, method of homopolymerization /copolymerisation of olefins, polyethylene and chlorinated polyethylene.
EFFECT: polyolefin, produced in accordance with this invention, is characterised by excellent morphology of particles, high bulk density and specific surface area, variant pore structure, required particle size distribution and molecular weight distribution, and is especially suitable as a starting substance for use in direct production of chlorinated polyolefin.
12 cl, 1 tbl, 32 ex
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Authors
Dates
2016-08-27—Published
2014-03-17—Filed