Patents by Inventor Edward Ryan

Edward Ryan 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).

  • High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)
    Patent number: 9765185
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the recovery of the diphenyl sulfone.
    Type: Grant
    Filed: August 10, 2015
    Date of Patent: September 19, 2017
    Assignee: Solvay Advanced Polymers, L.L.C.
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • HIGH PURITY DIPHENYL SULFONE, PREPARATION AND USE THEREOF FOR THE PREPARATION OF A POLY(ARYLETHERKETONE)
    Publication number: 20150344418
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the recovery of the diphenyl sulfone.
    Type: Application
    Filed: August 10, 2015
    Publication date: December 3, 2015
    Applicant: Solvay Advanced Polymers, LLC
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)
    Patent number: 9133111
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the recovery of the diphenyl sulfone.
    Type: Grant
    Filed: April 7, 2014
    Date of Patent: September 15, 2015
    Assignee: Solvay Advanced Polymers, L.L.C.
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • Thermoplastic polymer mixtures, and applications thereof
    Patent number: 9000087
    Abstract: Thermoplastic polymer mixture (M) comprising at least one poly(aryl ether ketone) (P1), at least one poly(arylene sulfide) (P2), and between 0 and 25 wt. % of the total weight of the thermoplastic mixture (M), of a thermoplastic polymer material (P3) consisting of (i) at least one poly(biphenyl ether sulfone) (P3a), and/or (ii) at least one poly(ether imide) (P3b), and/or at least one poly(ether imide sulfone) (P3c), wherein: the combined weight amount of the poly(aryl ether ketone) (P1) and the poly(arylene sulfide) (P2), based on the total weight of the polymer mixture (M), is of at least 30%, and the weight amount of the poly(aryl ether ketone) (P1), based on the combined weight of the poly(aryl ether ketone) (P1) and the poly(arylene sulfide) (P2), is of at most 90%.
    Type: Grant
    Filed: April 23, 2008
    Date of Patent: April 7, 2015
    Assignee: Solvay Advanced Polymers, L.L.C.
    Inventors: Mohammad Jamal El-Hibri, Edward Ryan, Brian A. Stern
  • HIGH PURITY DIPHENYL SULFONE, PREPARATION AND USE THEREOF FOR THE PREPARATION OF A POLY(ARYLETHERKETONE)
    Publication number: 20140221595
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the recovery of the diphenyl sulfone.
    Type: Application
    Filed: April 7, 2014
    Publication date: August 7, 2014
    Applicant: SOLVAY ADVANCED POLYMERS, LLC
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)
    Patent number: 8710171
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the removal of such impurities.
    Type: Grant
    Filed: October 23, 2009
    Date of Patent: April 29, 2014
    Assignee: Solvay Advanced Polymers, L.L.C.
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • High purity diphenyl sulfone, preparation and use thereof for the preparation of a poly(aryletherketone)
    Publication number: 20110201775
    Abstract: The presence of certain impurities in diphenyl sulfone have a deleterious effect on the properties of the poly(aryletherketone)s produced therein, including one or more of color, melt stability, molecular weight, crystallinity, etc. and here identify those impurities and provide processes for the removal of such impurities.
    Type: Application
    Filed: October 23, 2009
    Publication date: August 18, 2011
    Applicant: SOLVAY ADVANCED POLYMERS, L.L.C.
    Inventors: Chantal Louis, William Gandy, Edward Ryan, Geoffrey Scott Underwood, Kong Yi
  • Thermoplastic polymer mixtures, and applications thereof
    Publication number: 20100144955
    Abstract: Thermoplastic polymer mixture (M) comprising at least one poly(aryl ether ketone) (P1), at least one poly(arylene sulfide) (P2), and between 0 and 25 wt. % of the total weight of the thermoplastic mixture (M), of a thermoplastic polymer material (P3) consisting of (i) at least one poly(biphenyl ether sulfone) (P3a), and/or (ii) at least one poly(ether imide) (P3b), and/or at least one poly(ether imide sulfone) (P3c), wherein: the combined weight amount of the poly(aryl ether ketone) (P1) and the poly(arylene sulfide) (P2), based on the total weight of the polymer mixture (M), is of at least 30%, and the weight amount of the poly(aryl ether ketone) (P1), based on the combined weight of the poly(aryl ether ketone) (P1) and the poly(arylene sulfide) (P2), is of at most 90%.
    Type: Application
    Filed: April 23, 2008
    Publication date: June 10, 2010
    Applicant: Solvay Advanced Polymers, L.L.C.
    Inventors: Mohammad Jamal El-Hibri, Edward Ryan, Brian A. Stern
  • Poly(Aryletherdisulfone) Composition and Shaped Article Made Thereof
    Publication number: 20080193702
    Abstract: Polymer composition comprising (1) at least one poly(aryletherdisulfone) [polymer (P)] of which more than 50 mole % of the recurring units are recurring units (R1): (1) wherein Ar and Q, equal or different, are divalent radicals comprising at least one aromatic ring, and (2) a combination (AC) of additives composed of at least one fibrous filler (A1), and at least one non fibrous surface modifier (A2) chosen from liquid surface modifiers and particulate surface modifiers. Shaped article comprising the polymer composition, wherein said shaped article is a sliding part suitable for being used in a friction and wear application. Method of manufacturing said shaped article which comprises solution processing, compression molding, machining and/or melt processing the polymer composition.
    Type: Application
    Filed: September 30, 2005
    Publication date: August 14, 2008
    Applicant: SOLVAY ADVANDED POLYMERS, L.L.C.
    Inventors: Glenn W. Cupta, Edward Ryan, Brian A. Stern
  • Use of the RTX secretion system to achieve heterologous polypeptide secretion by Vibrio cholerae
    Publication number: 20050176106
    Abstract: Compositions and methods for secreting large heterologous polypeptides are described.
    Type: Application
    Filed: December 20, 2004
    Publication date: August 11, 2005
    Inventor: Edward Ryan