Patents by Inventor Robert D. SCHWENKER

Robert D. SCHWENKER 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).

  • Composite tubing and method for making and using same
    Patent number: 11149880
    Abstract: A composite tube includes a first layer including a thermoplastic polymer having a Tg of not greater than about 160° C. and a second layer adjacent to the first layer, the second layer including an extruded silicone material. Further included is a method of forming the composite tube which includes providing a first layer including a thermoplastic polymer having a Tg of not greater than about 160° C.; receiving, by an extrusion system, a silicone material; forming, by the extrusion system, a second layer including the silicone material adjacent to the first layer; and irradiating the silicone material with a radiation source to substantially cure the silicone material.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: October 19, 2021
    Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
    Inventors: Adam P. Nadeau, Michael J. Tzivanis, Michael E. Cahill, Robert D. Schwenker, Ashok Mohanty, Aijun Zhu
  • COMPOSITE TUBING AND METHOD FOR MAKING AND USING SAME
    Publication number: 20160178091
    Abstract: A composite tube includes a first layer including a thermoplastic polymer having a Tg of not greater than about 160° C. and a second layer adjacent to the first layer, the second layer including an extruded silicone material. Further included is a method of forming the composite tube which includes providing a first layer including a thermoplastic polymer having a Tg of not greater than about 160° C.; receiving, by an extrusion system, a silicone material; forming, by the extrusion system, a second layer including the silicone material adjacent to the first layer; and irradiating the silicone material with a radiation source to substantially cure the silicone material.
    Type: Application
    Filed: December 17, 2015
    Publication date: June 23, 2016
    Inventors: Adam P. NADEAU, Michael J. TZIVANIS, Michael E. CAHILL, Robert D. SCHWENKER, Ashok MOHANTY, Aijun ZHU