Patents by Inventor Yein Jie Cai

Yein Jie Cai 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).

  • DISPENSER FOR TWO-COMPONENT SPRAY POLYURETHANE FORM THAT ARE FREE OF GASEOUS BLOWING AGENTS
    Publication number: 20170157628
    Abstract: A dispenser comprises a housing defining at least three feed channels, a spool valve with a spool defining at least three flow passages, a deformable sealing plug in at least two of the feed channels and in sealing orientation with both the housing and the spool, and a nipple in at least the two feed channels of the housing comprising sealing plugs; wherein the spool can reversibly rotate between an open orientation and a closed orientation can dispense two-component form formulations that are free of gaseous blowing agents.
    Type: Application
    Filed: September 15, 2014
    Publication date: June 8, 2017
    Applicant: Dow Global Technologies LLC
    Inventors: Michael F. Heckert, Peter J. Schulz, Daniel R. Schroer, Matthew J. Turpin, Gregory T. Stewart, Yein Jie Cai