Patents by Inventor SiCong Hou

SiCong Hou 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 manufacturing extruded alkyl sulfate particles
    Patent number: 8058222
    Abstract: Process for manufacturing particles, the process comprising the steps of: feeding a feed material comprising from 40 to 70% of alkyl sulfate surfactant(s) and from 12 to 30% of water to an extruder comprising an extrusion head, mechanically working and cooling the feed material within the extruder to form an extrudable mass, extruding the extrudable mass through the extrusion head to form strand(s), and forming particles from the strand(s), wherein the alkyl sulfate surfactant(s) comprise at least 50% of C6-C14 alkyl sulfate surfactant(s).
    Type: Grant
    Filed: July 16, 2009
    Date of Patent: November 15, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Paul Anthony Gould, Hao Hu, Machiel Jacob Nelemans, SiCong Hou
  • Detergent Composition
    Publication number: 20100022430
    Abstract: Process for manufacturing particles, the process comprising the steps of: feeding a feed material comprising from 40 to 70% of alkyl sulfate surfactant(s) and from 12 to 30% of water to an extruder comprising an extrusion head, mechanically working and cooling the feed material within the extruder to form an extrudable mass, extruding the extrudable mass through the extrusion head to form strand(s), and forming particles from the strand(s), wherein the alkyl sulfate surfactant(s) comprise at least 50% of C6-C14 alkyl sulfate surfactant(s).
    Type: Application
    Filed: July 16, 2009
    Publication date: January 28, 2010
    Inventors: Paul Anthony Gould, Hao Hu, Machiel Jacob Nelemans, SiCong Hou