To Acetylene Patents (Class 570/233)
  • CATALYST AND METHOD FOR ITS PREPARATION
    Publication number: 20140228602
    Abstract: A catalyst including gold, or a compound thereof, and sulphur, a compound of sulphur, trichloroisocyanuric acid or a metal dichloroisocyanurate on a support, together with a process for manufacturing the catalyst and its use in a chemical process are described.
    Type: Application
    Filed: July 10, 2012
    Publication date: August 14, 2014
    Applicant: JOHNSON MATTHEY PUBLIC LIMITED COMPANY
    Inventors: Peter Bishop, Nicholas Andrew Carthey, Peter Johnston
  • MANUFACTURE OF VINYL CHLORIDE MONOMER FROM RENEWABLE MATERIALS, VINYL CHLORIDE MONOMER THUS-OBTAINED, AND USE
    Publication number: 20110251443
    Abstract: The invention relates to a process for the manufacture of vinyl chloride monomer comprising the preparation of acetylene from one or more renewable starting materials and then the reaction of the acetylene with hydrogen chloride in order to form vinyl chloride monomer. The invention also relates to the vinyl chloride monomer obtained and to its use.
    Type: Application
    Filed: November 30, 2009
    Publication date: October 13, 2011
    Inventor: Jean-Luc Dubois
  • Catalytic Hydrochlorination System and Process for Manufacturing Vinyl Chloride from Acetylene and Hydrogen Chloride in the Presence of this Catalytic System
    Publication number: 20100063333
    Abstract: Catalytic hydrochlorination system comprising at least one amine hydrochloride and at least one group VIII metal compound chosen from the group composed of mixtures of a platinum (IV) compound with tin (II) chloride, mixtures of a platinum (II) compound with triphenylphosphine oxide and mixtures of a palladium (II) compound with triphenylphosphine. This catalytic system is suitable for preparing vinyl chloride by reaction of acetylene with hydrogen chloride.
    Type: Application
    Filed: December 20, 2007
    Publication date: March 11, 2010
    Applicant: SOLVAY (SOCIETE ANONYME)
    Inventors: Andre Petitjean, Michel Strebelle, Andre Devos
  • Method for preparing a halogenated olefin
    Patent number: 7109386
    Abstract: Process for the preparation of a halogenated olefin by reaction of an alkyne and/or of an allene compound with a hydrogen halide in a liquid medium comprising at least one hydrohalogenation catalyst comprising at least one palladium compound.
    Type: Grant
    Filed: March 20, 2002
    Date of Patent: September 19, 2006
    Assignee: Solvay (Societe Anonyme)
    Inventor: Véronique Mathieu
  • Process for preparation of 2-chloro-1-propene
    Patent number: 5955638
    Abstract: 2-Chloro-1-propene is prepared by catalytic hydrochlorination of methylacetylene and/or of propadiene in a liquid medium containing at least one catalyst chosen from compounds of the metals from group VIIIa and from the lanthanides, and at least one organic solvent capable of dissolving the catalyst.
    Type: Grant
    Filed: September 10, 1998
    Date of Patent: September 21, 1999
    Assignee: Solvay (Societe Anonyme)
    Inventors: Jean-Paul Schoebrechts, Francine Janssens
  • Catalytic hydrochlorination system and process for the manufacture of vinyl chloride from acetylene and hydrogen chloride in the presence of this catalytic system
    Patent number: 5254777
    Abstract: Liquid catalytic system comprising at least one group VIII metal compound, a fatty amine hydrochloride whose melting point is greater than 25.degree. C. and an organic solvent. This catalytic system is suitable for the preparation of vinyl chloride by reacting acetylene with hydrogen chloride.
    Type: Grant
    Filed: June 18, 1992
    Date of Patent: October 19, 1993
    Assignee: Solvay & cie (Societe Anonyme)
    Inventors: Michel Strebelle, Andre Devos
  • Catalytic hydrochlorination system and process for the manufacture of vinyl chloride from acetylene and hydrogen chloride in the presence of this catalytic system
    Patent number: 5233108
    Abstract: Catalytic system comprising at least one group VIII metal compound and at least one amine hydrochloride whose melting point is lower than or equal to 25.degree. C. This catalytic system is suitable for the preparation of vinyl chloride by reacting acetylene with hydrogen chloride.
    Type: Grant
    Filed: June 18, 1992
    Date of Patent: August 3, 1993
    Assignee: Solvay (Societe Anonyme)
    Inventors: Michel Strebelle, Andre Devos
  • Process for the manufacture of vinyl chloride by reaction of acetylene with hydrogen chloride
    Patent number: 4912271
    Abstract: Vinyl chloride is prepared by reacting acetylene with hydrogen chloride in the presence of a palladium compound catalyst in a solvent of an aliphatic and/or cycloaliphatic carboxylic acid amide at temperatures higher than room temperature.
    Type: Grant
    Filed: April 18, 1989
    Date of Patent: March 27, 1990
    Assignee: Huels Aktiengesellschaft
    Inventors: Gerhard Thelen, Harald Bartels, Wilhelm Droste, Herbert Deppe