Patent · US Expired

Catalytic system which can be used for the stereospecific polymerization of .alpha.-olefins, process for this polymerization and polymers obtained

US6001765A · kind A · utility

2Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 6, 1997
Grant dateDec 14, 1999
Priority date
Expiry dateFeb 6, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/52
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Catalytic system which can be used for the polymerization of .alpha.-olefins comprising: PA1 a solid based on complexed titanium trichloride of .delta. crystalline form; PA1 an organoaluminium compound; PA1 an organic oxygenated silicon compound; characterized in that the organoaluminium compound is a non-halogenated compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.