Patents by Inventor Sam Crabtree

Sam Crabtree 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).

  • Additives for the use of microwave energy to selectively heat thermoplastic polymer systems
    Patent number: 8361621
    Abstract: A microwave-sensitive thermoplastic composition that includes a microwave-receptive additive; and a thermoplastic polymer; wherein the microwave-receptive additive is selected from the group consisting of sepiolite clay, molecular sieves formed from ammonium ion salts or hydrogen ion salts, aluminophosphates, silicoaluminophasphates, silicotitanates, organo-modified clays, molecular sieves or zeolites having a caged organic microwave receptive material, and combinations thereof.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: January 29, 2013
    Assignee: Dow Global Technologies LLC
    Inventors: Michael Cook, Michael S. Paquette, Robert P. Haley, Jr., Sam Crabtree, Jose Longoria, Saeed Siavoshani, Peter K. Mercure, Shih-Yaw Lai, Ronald G. Van Daele
  • ADDITIVES FOR THE USE OF MICROWAVE ENERGY TO SELECTIVELY HEAT THERMOPLASTIC POLYMER SYSTEMS
    Publication number: 20110104496
    Abstract: A microwave-sensitive thermoplastic composition that includes a microwave-receptive additive; and a thermoplastic polymer; wherein the microwave-receptive additive is selected from the group consisting of sepiolite clay, molecular sieves formed from ammonium ion salts or hydrogen ion salts, aluminophosphates, silicoaluminophasphates, silicotitanates, organo-modified clays, molecular sieves or zeolites having a caged organic microwave receptive material, and combinations thereof.
    Type: Application
    Filed: May 31, 2007
    Publication date: May 5, 2011
    Applicant: DOW GLOBAL TECHNOLOGIES INC.
    Inventors: Michael Cook, Michael S. Paquette, Robert P. Haley, JR., Sam Crabtree, Jose Longoria, Saeed Siavoshani, Peter K. Mercure, Shih-Yaw Lai, Ronald G. Van Daele
  • USE OF MICROWAVE ENERGY TO SELECTIVELY HEAT THERMOPLASTIC POLYMER SYSTEMS
    Publication number: 20090286013
    Abstract: A method for processing a thermoplastic material that comprises a microwave-sensitive polymeric region, wherein the method includes exposing the microwave-sensitive polymeric region to microwaves; wherein the exposing results in an increase in the temperature of the polymeric region; and processing the thermoplastic material is disclosed.
    Type: Application
    Filed: May 31, 2007
    Publication date: November 19, 2009
    Applicant: DOW GLOBAL TECHNOLOGIES INC
    Inventors: Michael Cook, Rudi Salmang, Mike Paquette, Robert Paul Haley, Sam Crabtree, Joe Longoria, Herbert Bongartz, Andreas Mayer, Saeed Siavoshani, Peter K. Mercure, Shih-Yaw Lai, Jeff Watkins, John Sugden, Ronald G. Van Daele
  • Glass-filled propylene polymer composition
    Patent number: 7235606
    Abstract: Disclosed is a glass-filled coupled impact propylene copolymer composition having an improved combination of strength, stiffness, impact properties and melt strength; articles made therefrom; and a process to prepare said articles.
    Type: Grant
    Filed: August 4, 2004
    Date of Patent: June 26, 2007
    Assignee: Dow Global Technologies Inc.
    Inventors: Lana S. Spencer, Michael Plaver, Sam Crabtree
  • Glass-filled prolylene polymer composition
    Publication number: 20060258792
    Abstract: Disclosed is a glass-filled coupled impact propylene copolymer composition having an improved combination of strength, stiffness, impact properties and melt strength; articles made therefrom; and a process to prepare said articles.
    Type: Application
    Filed: August 4, 2004
    Publication date: November 16, 2006
    Inventors: Lana Spencer, Michael Plaver, Sam Crabtree