Patents by Inventor Christopher McGrady

Christopher McGrady 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).

  • Patent number: 11917753
    Abstract: A laminate for use in a circuit board is provided. The laminate comprises a conductive layer and a film positioned adjacent to the conductive layer. The film comprises a polymer composition that includes a liquid crystalline polymer and a hydrophobic material. The polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: February 27, 2024
    Assignee: Ticona LLC
    Inventors: Xiaowei Zhang, Xinyu Zhao, Christopher McGrady
  • Publication number: 20240026130
    Abstract: A polymer composition is disclosed formed from at least one bio-based polymer and at least one odor masking agent. The odor masking agent is designed to control odors by masking the odors during melt processing of the composition without significantly interfering with the optical and/or mechanical characteristics of the composition.
    Type: Application
    Filed: July 21, 2023
    Publication date: January 25, 2024
    Inventors: Michael Combs, Rongfu Li, Ronald Hughes, Chongwen Huang, Xiaowei Zhang, Christopher McGrady
  • Patent number: 11879047
    Abstract: Disclosed are porous elements that include sintered polymeric particles. The polymeric particles can be formed of a thermoplastic composition that includes a polyarylene sulfide. The polymeric particles sintered to form the porous elements have a very narrow size distribution. The porous elements can maintain their functionality and morphology even when utilized in high temperature applications.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: January 23, 2024
    Assignee: Ticona LLC
    Inventors: Erman Senoz, Dian Chen, Christopher McGrady, Jun Luo, Rong Luo
  • Publication number: 20240010901
    Abstract: A polymer composition comprising 100 parts by weight of a polymer matrix that includes a polyarylene sulfide and from about 40 to about 200 parts by weight of a plurality of mineral particles dispersed within the polymer matrix is provided. The polymer composition exhibits an in-plane thermal conductivity of about 2.5 W/m-K or more as determined in accordance with ASTM E1461-13(2022).
    Type: Application
    Filed: June 22, 2023
    Publication date: January 11, 2024
    Inventors: Yuehua Yu, Prabuddha Bansal, Christopher McGrady
  • Publication number: 20230407055
    Abstract: A polymer composition comprising a cellulose ester polymer in combination with a property enhancing agent. The property enhancing agent is combined with the cellulose ester polymer in an amount sufficient to improve at least one physical property. For instance, in one aspect, the melt processing characteristics of the polymer composition can be improved. Alternatively or in addition, molded articles made from the polymer composition can have improved surface characteristics. The property enhancing agent can be an acidic species, such as a diprotic, organic acid.
    Type: Application
    Filed: June 15, 2023
    Publication date: December 21, 2023
    Inventors: Michael Combs, Ronald Hughes, Rongfu Li, Chongwen Huang, Xiaowei Zhang, Christopher McGrady
  • Publication number: 20230407091
    Abstract: A laser activatable polymer composition is provided. The composition contains a polymer matrix that includes at least one polyarylene sulfide and at least one condensation polymer; at least one laser activatable additive; and inorganic fibers. The polymer composition exhibits a dielectric constant of about 5 or less at a frequency of 2 GHz, a flexural modulus of about 13,500 MPa or more as determined at a temperature of 23° C. in accordance with ISO 178:2019, and a deflection temperature under load of about 260° C. or more as determined in accordance with ISO 75:2013 at a load of 1.8 MPa.
    Type: Application
    Filed: June 15, 2023
    Publication date: December 21, 2023
    Inventors: Zhe Tan, Michael Schaefer, Yuehua YU, Fangfang Tao, Christopher McGrady, Xinyu Zhao
  • Patent number: 11827772
    Abstract: A polymer composition containing cellulose acetate in combination with one or more bloom resistant or bio-based plasticizers and optionally one or more bio-based polymers is described. The polymer composition is formulated so as to have properties similar to petroleum-based polymers for producing, for example, single-use biodegradable articles.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: November 28, 2023
    Assignee: Ticona LLC
    Inventors: Christopher McGrady, Rongfu Li, Michael Combs, Xiaowei Zhang, Suresh Subramonian
  • Publication number: 20230323094
    Abstract: A polymer composition containing a cellulose ester polymer in combination with one or more plasticizers. One of the plasticizers can be polyethylene glycol. The polyethylene glycol plasticizer can have a number average molecular weight that has been found to improve one or more properties of the composition or of articles made from the composition.
    Type: Application
    Filed: April 7, 2023
    Publication date: October 12, 2023
    Inventors: Rongfu Li, Michael Combs, Xiaowei Zhang, Chongwen Huang, Christopher McGrady
  • Publication number: 20230312884
    Abstract: A polymer composition is disclosed formed from a polysaccharide ester polymer, a plasticizer, and at least one odor control agent. The odor control agent is designed to control odors and/or acid emissions during melt processing of the composition without significantly interfering with the optical characteristics of the composition.
    Type: Application
    Filed: March 9, 2023
    Publication date: October 5, 2023
    Inventors: Xiaowei Zhang, Chongwen Huang, Christopher McGrady
  • Publication number: 20230299811
    Abstract: An RF filter comprising a resonator element and a polymer composition is provided. The polymer composition contains an aromatic polymer and has a melting temperature of about 240° C. or more. The polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.
    Type: Application
    Filed: May 3, 2023
    Publication date: September 21, 2023
    Inventors: Xiaowei Zhang, Xinyu Zhao, Christopher McGrady
  • Patent number: 11646760
    Abstract: An RF filter comprising a resonator element and a polymer composition is provided. The polymer composition contains an aromatic polymer and has a melting temperature of about 240° C. or more. The polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.
    Type: Grant
    Filed: August 18, 2020
    Date of Patent: May 9, 2023
    Assignee: Ticona LLC
    Inventors: Xiaowei Zhang, Xinyu Zhao, Christopher McGrady
  • Publication number: 20220305713
    Abstract: Biodegradable thermoformed articles are disclosed. The thermoformed articles are formed from a biodegradable polymer composition. The polymer composition contains a cellulose ester polymer, a plasticizer, and one or more other additives. Thermoformed articles can be made in accordance with the present disclosure having low haze and high clarity.
    Type: Application
    Filed: March 22, 2022
    Publication date: September 29, 2022
    Inventors: Xiaowei Zhang, Kevin Norfleet, Christopher McGrady, Randy Buchman, Camilo Cano
  • Publication number: 20220243062
    Abstract: A polymer composition that comprises 100 parts by weight of at least one thermoplastic aromatic polymer having a melting temperature of about 250° C. or more; from about 10 to about 80 parts by weight of at least one polyamides and from about 50 to about 250 parts by weight of aluminum hydroxide particles is provided. The polymer composition exhibits a comparative tracking index of about 475 volts or more at a thickness of 3 mm as determined in accordance with IEC 60112:2003 and a tensile modulus of about 75 MPa or more as determined in accordance with ISO Test No. 527-1:2019.
    Type: Application
    Filed: January 14, 2022
    Publication date: August 4, 2022
    Inventors: Yuehua Yu, Christopher McGrady
  • Publication number: 20220185978
    Abstract: A biodegradable foam material is disclosed. The biodegradable foam material is made from a cellulose ester polymer combined with at least one plasticizer. The cellulose ester polymer composition is combined with one or more foaming agents and formed into a closed cell foam. The foam material is particularly well suited for use in packaging.
    Type: Application
    Filed: December 10, 2021
    Publication date: June 16, 2022
    Inventors: Xiaowei Zhang, Kevin Norfleet, Randy Buchman, Christopher McGrady, Camilo Cano, Jonathan Caterino, Michael Combs
  • Publication number: 20220089828
    Abstract: Disclosed are porous elements that include sintered polymeric particles. The polymeric particles can be formed of a thermoplastic composition that includes a polyarylene sulfide. The polymeric particles sintered to form the porous elements have a very narrow size distribution. The porous elements can maintain their functionality and morphology even when utilized in high temperature applications.
    Type: Application
    Filed: December 3, 2021
    Publication date: March 24, 2022
    Inventors: Erman Senoz, Dian Chen, Christopher McGrady, Jun Luo, Rong Luo
  • Patent number: 11192997
    Abstract: Disclosed are porous elements that include sintered polymeric particles. The polymeric particles can be formed of a thermoplastic composition that includes a polyarylene sulfide. The polymeric particles sintered to form the porous elements have a very narrow size distribution. The porous elements can maintain their functionality and morphology even when utilized in high temperature applications.
    Type: Grant
    Filed: March 6, 2015
    Date of Patent: December 7, 2021
    Assignee: Ticona LLC
    Inventors: Erman Senoz, Dian Chen, Christopher McGrady, Jun Luo, Rong Luo
  • Publication number: 20210309851
    Abstract: A binder composition containing a polyoxymethylene polymer combined with one or more plasticizers is disclosed that is well suited for use in powder injection molding processes. The binder composition can be combined with inorganic sinterable particles and melt blended together to form a feedstock. The feedstock can be fed through an injection molding process to form a green body. The binder composition of the present disclosure can be easily removed from the green body by contacting the green body with one or more acids. The resulting brown body can then be fed through a sintering process for producing three-dimensional articles having complex shapes.
    Type: Application
    Filed: February 12, 2021
    Publication date: October 7, 2021
    Inventors: Xiaowei Zhang, Sung Hye Kim, Christopher McGrady, Xinyu Zhao, Darin Grinsteinner
  • Patent number: 11118053
    Abstract: A polymer composition comprising at least one polyaryletherketone, at least one polyarylene sulfide, and a plurality of reinforcing fibers is provided. The composition has a melt viscosity of about 250 Pa-s or less as determined in accordance with ISO Test No. 11443:2005 at a shear rate of 1,000 seconds?1 and temperature of about 380° C.
    Type: Grant
    Filed: March 5, 2019
    Date of Patent: September 14, 2021
    Assignee: Ticona LLC
    Inventors: Xiaowei Zhang, Suresh Subramonian, Xinyu Zhao, Christopher McGrady
  • Publication number: 20210171742
    Abstract: A polymer composition containing cellulose acetate in combination with one or more bloom resistant or bio-based plasticizers and optionally one or more bio-based polymers is described. The polymer composition is formulated so as to have properties similar to petroleum-based polymers for producing, for example, single-use biodegradable articles.
    Type: Application
    Filed: December 10, 2020
    Publication date: June 10, 2021
    Inventors: Christopher McGrady, Rongfu Li, Michael Combs, Xiaowei Zhang, Suresh Subramonian
  • Publication number: 20210171741
    Abstract: A polymer composition containing cellulose acetate in combination with one or more plasticizers and one or more acid scavengers. The composition can also optionally include one or more bio-based polymers. The polymer composition is formulated so as to have properties similar to petroleum-based polymers for producing, for example, single-use biodegradable articles.
    Type: Application
    Filed: December 10, 2020
    Publication date: June 10, 2021
    Inventors: Christopher McGrady, Rongfu Li, Michael Combs, Xiaowei Zhang, Suresh Subramonian