Patents by Inventor Luis G. Madrigal

Luis G. Madrigal 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).

  • Epoxy resin compositions containing an internal mold release agent
    Patent number: 11390741
    Abstract: Alkoxylated hydrophobes that include a poly(alkylene oxide) chain of at least 5 oxyalkylene units having a terminal secondary hydroxyl group or a terminal C1-8 hydrocarbyl group are effective internal mold release agents for epoxy resin moldings. The alkoxylated hydrophobe, when mixed with an epoxy resin, forms a mixture that is highly stable when heated to 80 to 100° C. and held at that temperature for a period of as much as 22 days.
    Type: Grant
    Filed: August 3, 2017
    Date of Patent: July 19, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Aikaterini Tsoutsoura, Timothy A. Morley, Rainer Koeniger, Rene P. Geiger, Luis G. Madrigal, Luca Lotti, Nebojsa Jelic, Zeljko Sikman, Evelyn A. Zaugg-Hoozemans, Martin R. Greaves
  • EPOXY RESIN COMPOSITIONS CONTAINING AN INTERNAL MOLD RELEASE AGENT
    Publication number: 20220002536
    Abstract: Alkoxylated hydrophobes that include a poly(alkylene oxide) chain of at least 5 oxyalkylene units having a terminal secondary hydroxyl group or a terminal C1?8 hydrocarbyl group are effective internal mold release agents for epoxy resin moldings. The alkoxylated hydrophobe, when mixed with an epoxy resin, forms a mixture that is highly stable when heated to 80 to 100° C. and held at that temperature for a period of as much as 22 days.
    Type: Application
    Filed: August 3, 2017
    Publication date: January 6, 2022
    Inventors: Aikaterini Tsoutsoura, Timothy A. Morley, Rainer Koeniger, Rene P. Geiger, Luis G. Madrigal, Luca Lotti, Nebojsa Jelic, Zeljko Sikman, Evelyn A. Zaugg-Hoozemans, Martin R. Greaves