Patent · US Expired

Process for upgrading hydrogen chloride containing chlorine, iron-III-chloride, ethylene and/or acetylene

US4584123A · kind A · utility

0Cited by

3References

2Claims

0Family size

Assignee

Wacker Chemie AG · DE

Inventors

Ludwig Schmidhammer · Haiming, DE
Gerhard Dummer · Altötting, DE
Klaus Haselwarter · Burghausen, DE
Rudolf Strasser · Baoshan, TW

Key dates

Filing date	Jul 24, 1984
Grant date	Apr 22, 1986
Priority date	—
Expiry date	Jul 24, 2004

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C17/156
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process of upgrading hydrogen chloride which contains chlorine, iron-III-chloride, acetylene and/or ethylene, for use in an oxichlorination process, wherein water in a gaseous state is added to the hydrogen chloride at temperatures between 120.degree. and 180.degree. C. within a time period of maximally 0.9 seconds after the acetylene and/or ethylene is present in the hydrogen chloride, together with chlorine and iron-III-chloride.

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