Patent · US Expired

Organotrilithium polymerization initiators

US3954894A · kind A · utility

50Cited by
7References
30Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 18, 1973
Grant dateMay 4, 1976
Priority date
Expiry dateMay 18, 1993

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S585/906
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Preparation of novel organotrilithium initiators, which are soluble in hydrocarbon media, from disubstituted vinylaromatic compounds and mono- and dilithium organic compounds, said initiators being useful in the polymerization of conjugated dienes and copolymerization of these with vinylaromatic compounds.

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