Patent · US Expired

Alkylation catalyst additive

US3951857A · kind A · utility

1Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 24, 1974
Grant dateApr 20, 1976
Priority date
Expiry dateJun 24, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/582
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

NN'N" tris (alkyl) phosphoric triamide alkylation aids of the formula ##EQU1## wherein R.sub.1, R.sub.2 and R.sub.3 are selected from straight or branched chain alkyl having 10 to 24 carbon atoms each, for use in strong acid catalyzed reactions wherein alkylatable hydrocarbons are alkylated with alkylating agents. Also, alkylation processes employing such alkylation aids.

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