Patents by Inventor David H. Bak

David H. Bak 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).

  • POLYETHER POLYOL PROVIDING GOOD BLOW-GEL BALANCE FOR POLYURETHANE PRODUCTS MADE THEREFROM
    Publication number: 20170058077
    Abstract: The present invention discloses a tertiary amine initiator and polymeric polyol compositions made therefrom useful for making polyurethane polymers, especially polyurethane foams. Said polyurethane polymer foams demonstrate a good balance of mechanical properties, physical properties and low emissions. The tertiary amine initiator is the reaction product of a dihydroxy tertiary amine and a polyhydroxy alcohol, such as the reaction product of N-methyl ethanolamine and glycerine.
    Type: Application
    Filed: March 27, 2015
    Publication date: March 2, 2017
    Applicant: Dow Global Technologies LLC
    Inventors: Esther Quintanilla, David H. Bak, Adrian J. Birch, Francois M. Casati