Patent · US Expired

Modification of conjugated diene polymers by treatment with organolithium and N,N,N',N'-tetramethylalkylenediamine compounds

US3931126A · kind A · utility

7Cited by
4References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 4, 1967
Grant dateJan 6, 1976
Priority date
Expiry dateOct 4, 1987

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08C19/26
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Treatment of conjugated diene homo and copolymers with a mixture of an organolithium compound and N,N,N',N'-tetramethylalkylenediamine reduces inherent viscosity of the polymers.

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