Patent · US Expired

Production of chloroprene

US4308410A · kind A · utility

2Cited by
5References
13Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMay 12, 1978
Grant dateDec 29, 1981
Priority date
Expiry dateMay 12, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C17/25
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Chloroprene is produced by continuous dehydrochlorinating 3,4-dichlorobutene- 1 at 40.degree.-70.degree. C. in two phase liquid mixture of water and alcohol with standing alkali metal hydroxide of not more than 10% by weight in aqueous phase and separating an organic liquid phase containing chloroprene from the resulting mixture.

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