Patents by Inventor Muriel Serradeil Albalat

Muriel Serradeil Albalat 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).

  • Process for the preparation of primary amines
    Patent number: 7220883
    Abstract: Process for the preparation of primary amines of formula (I): where R3 represents an alkyl, cycloalkyl or aralkyl group, by reaction of a triazolium salt of formula (II): where R1 and R2 represent hydrogen or an alkyl, aralkyl or aryl group, R4 represents an alkyl or aralkyl group or a residue of an organic polymer functionalized by an alkylating group, and A? represents a halogen, alkylsulphonate, arylsulphonate, alkyl sulphate, hydrogensulphate, hemisulphate, perchlorate or hydroxide, with a hydride, in order to obtain an amine of formula (I), which is isolated, if desired, and intermediates.
    Type: Grant
    Filed: July 28, 2003
    Date of Patent: May 22, 2007
    Assignee: Clariant (France)
    Inventors: Muriel Serradeil Albalat, Jean-Claude Vallejos, Christian Roussel, Didier Wilhelm
  • Process for the preparation of primary amines
    Publication number: 20050240059
    Abstract: Process for the preparation of primary amines of formula (I): where R3 represents an alkyl, cycloalkyl or aralkyl group, by reaction of a triazolium salt of formula (II): where R1 and R2 represent hydrogen or an alkyl, aralkyl or aryl group, R4 represents an alkyl or aralkyl group or a residue of an organic polymer functionalized by an alkylating group, and A? represents a halogen, alkylsulphonate, arylsulphonate, alkyl sulphate, hydrogensulphate, hemisulphate, perchlorate or hydroxide, with a hydride, in order to obtain an amine of formula (I), which is isolated, if desired, and intermediates.
    Type: Application
    Filed: July 28, 2003
    Publication date: October 27, 2005
    Applicant: CLARIANT (France)
    Inventors: Muriel Serradeil Albalat, Jean-Claude Vallejos, Christian Roussel, Didier Wilhelm