Patents by Inventor Ralf Picard

Ralf Picard 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).

  • Method for producing epoxidated glyceride acetates
    Patent number: 7071343
    Abstract: Epoxidized glyceride acetates are made by a process which comprises reacting an epoxy fatty acid ester and triacetin.
    Type: Grant
    Filed: January 23, 2002
    Date of Patent: July 4, 2006
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Peter Daute, Ralf Picard, Joerg-Dieter Klamann, Peter Wedl, Artur Peters
  • Method for producing epoxidated glyceride acetates
    Publication number: 20040106812
    Abstract: The invention relates to an improved method for producing epoxidated glyceride acetates. The inventive method involves transesterifying epoxy fatty acid esters with triacetin.
    Type: Application
    Filed: January 8, 2004
    Publication date: June 3, 2004
    Inventors: Peter Daute, Ralf Picard, Joerg-Dieter Klamann, Peter Wedl, Artur Peters
  • Use of compositions contanining urea derivatives of cyanoacetic acid and urea as stabilisers for chlorine-containing thermoplastic plastics
    Publication number: 20040054227
    Abstract: The invention relates to the use of compositions containing urea derivatives of cyanoacetic acid and urea as stabilisers for chlorine-containing thermoplastic plastics. Said derivatives are compounds of general formula (A), NC—CH2—CO—N(R1)—CO—NH—R2, where R1 and R2=independently, a branched or unbranched, linear or cyclic, alkyl group with 1 to 18 C atoms, an aryl group with 6 to 18 C atoms, optionally substituted by one or more alkyl groups with 1 to 6 C atoms.
    Type: Application
    Filed: August 26, 2003
    Publication date: March 18, 2004
    Inventors: Peter Daute, Joerg-Dieter Klamann, Ralf Picard, Dieter Marks, Peter Wedl
  • Processes for preparing superbasic zinc soaps and methods of using said soaps
    Patent number: 6649585
    Abstract: Processes for preparing superbasic zinc soaps are disclosed. The processes described comprise: (a) providing a basic zinc carbonate; (b) providing at least one organic carboxylic acid; and (c) reacting the basic zinc carbonate and the at least one organic carboxylic acid at a temperature of from about 100° C. to about 200° C. The use of such soaps for stabilizing halogen-containing plastic compositions is also described.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: November 18, 2003
    Assignee: Cognis Deutschland GmbH & Co. KG
    Inventors: Peter Daute, Joerg-Dieter Klamann, Peter Wedl, Ralf Picard