Patent · US Expired

Method of treating alpha-methylbenzylalcohol dehydration products

US4273622A · kind A · utility

3Cited by
11References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 26, 1979
Grant dateJun 16, 1981
Priority date
Expiry dateNov 26, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C1/24
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Residual products obtained in the catalytic dehydration of alpha-methylbenzyl alcohol are treated to recover monomeric styrene values by a process which comprises fractionally distilling the residual products in two stages under different temperature and time conditions.

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