Patents by Inventor Mexichem Amanco Holding S.A. de C.V.

Mexichem Amanco Holding S.A. de C.V. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • HEAT TRANSFER COMPOSITIONS
    Publication number: 20130140482
    Abstract: The invention provides a heat transfer composition comprising R-1234ze (E), R-32 and 1,1,1,2-tetrafluoroethane (R-134a).
    Type: Application
    Filed: December 18, 2012
    Publication date: June 6, 2013
    Applicant: MEXICHEM AMANCO HOLDING S.A. DE C.V.
    Inventor: MEXICHEM AMANCO HOLDING S.A. DE C.V.
  • Process
    Publication number: 20130102815
    Abstract: The invention provides a process for the preparation of 2,3,3,3-tetrafluoropropene (1234yf) comprising (a) contacting 1,1,1-trifluoro-2,3-difluoropropane (243db) with hydrogen fluoride (HF) in the presence of a zinc/chromia catalyst to produce a compound having the formula CF3CHFCH2X, wherein X is Cl or F, and (b) dehydrohalogenating the
    Type: Application
    Filed: December 12, 2012
    Publication date: April 25, 2013
    Applicant: Mexichem Amanco Holding S.A. de C.V.
    Inventor: Mexichem Amanco Holding S.A. de C.V.