Patent · US Expired

Process for the manufacture of naphthalene-monosulfonic acids

US4110365A · kind A · utility

1Cited by
3References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 1975
Grant dateAug 29, 1978
Priority date—
Expiry dateJun 26, 1995

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C309/00
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Preparation of naphthalene-monosulfonic acids from naphthalene and sulfuric acid at elevated temperatures.

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