Patent · US Expired

Mercaptan activation by acid in the copolymerization of acrylonitrile

US4082818A · kind A · utility

9Cited by
10References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 1976
Grant dateApr 4, 1978
Priority date
Expiry dateMay 17, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F279/02
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Molecular weight control is achieved in the production of acrylonitrile copolymers by means of an acid-activated mercaptan chain transfer agent.

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