Patent · US Expired

Method for preparing polyphenyls

US3962362A · kind A · utility

42Cited by
2References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 31, 1975
Grant dateJun 8, 1976
Priority date
Expiry dateMar 31, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C5/367
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Polyphenyls including biphenyl and terphenyl, are prepared by hydroalkylation of a charge benzene, dehydrogenation of hydroalkylate, and separation of desired product polyphenyls.

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