Patent | Date |
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Aramid copolymer yarn having low residual sulfur Grant 11,279,800 - Newton , et al. March 22, 2 | 2022-03-22 |
Sulfur and alkali metal containing imidazole fiber having ionically bound halides Grant 10,400,357 - Allen , et al. Sep | 2019-09-03 |
Sulfur-containing imidazole fiber having ionically bonded halides Grant 10,400,082 - Allen , et al. Sep | 2019-09-03 |
Process for preparing aramid copolymer yarn using a halide acid wash Grant 10,240,282 - Allen , et al. | 2019-03-26 |
Sulfur And Alkali Metal Containing Imidazole Fiber Having Ionically Bound Halides App 20180245245 - Allen; Steven R. ;   et al. | 2018-08-30 |
Sulfur-containing Imidazole Fiber Having Ionically Bonded Halides App 20180244891 - Allen; Steven R. ;   et al. | 2018-08-30 |
Sulfur and alkali metal containing imidazole fiber having ionically bound halides Grant 9,994,974 - Allen , et al. June 12, 2 | 2018-06-12 |
Sulfur-containing imidazole fiber having ionically bonded halides Grant 9,988,514 - Allen , et al. June 5, 2 | 2018-06-05 |
Process for preparing aramid copolymer yarn using an acid wash Grant 9,845,553 - Allen , et al. December 19, 2 | 2017-12-19 |
Process for preparing aramid copolymer yarn having low residual sulfur Grant 9,732,442 - Allen , et al. August 15, 2 | 2017-08-15 |
Method for removing sulfur from fiber using a weak base Grant 9,469,922 - Allen , et al. October 18, 2 | 2016-10-18 |
Method for removing sulfur from fiber using an aqueous acid Grant 9,464,370 - Allen , et al. October 11, 2 | 2016-10-11 |
Method for removing sulfur from fiber using halide acid ion exchange Grant 9,464,380 - Allen , et al. October 11, 2 | 2016-10-11 |
Process for preparing yarn derived from aramid copolymer fiber having low residual sulfur Grant 9,315,923 - Allen , et al. April 19, 2 | 2016-04-19 |
Method for removing sulfur from fiber using halide salt ion exchange Grant 9,284,665 - Newton , et al. March 15, 2 | 2016-03-15 |
Method for removing sulfur from fiber using monovalent salt ion exchange Grant 9,080,261 - Allen , et al. July 14, 2 | 2015-07-14 |
Method For Removing Sulfur From Fiber Using Monovalent Salt Ion Exchange App 20150073119 - Allen; Steven R. ;   et al. | 2015-03-12 |
Method For Removing Sulfur From Fiber Using Halide Salt Ion Exchange App 20150073118 - Newton; Christopher William ;   et al. | 2015-03-12 |
Method For Removing Sulfur From Fiber Using An Aqueous Acid App 20150047130 - Allen; Steven R. ;   et al. | 2015-02-19 |
Process For Preparing Yarn Derived From Aramid Copolymer Fiber Having Low Residual Sulfur App 20150021812 - Allen; Steven R. ;   et al. | 2015-01-22 |
Process For Preparing Aramid Copolymer Yarn Using An Acid Wash App 20150007859 - Allen; Steven R. ;   et al. | 2015-01-08 |
Aramid Copolymer Yarn Having Low Residual Sulfur App 20140357834 - Newton; Christopher William ;   et al. | 2014-12-04 |
Sulfur-containing Imidazole Fiber Having Ionically Bonded Halides App 20140356610 - Allen; Steven R. ;   et al. | 2014-12-04 |
Sulfur And Alkali Metal Containing Imidazole Fiber Having Ionically Bound Halides App 20140356611 - Allen; Steven R. ;   et al. | 2014-12-04 |
Process For Preparing Aramid Copolymer Yarn Having Low Residual Sulfur App 20140353858 - Allen; Steven R. ;   et al. | 2014-12-04 |
Process For Preparing Aramid Copolymer Yarn Using A Halide Acid Wash App 20140331415 - Allen; Steven R. ;   et al. | 2014-11-13 |
Method For Removing Sulfur From Fiber Using A Weak Base App 20140336351 - Allen; Steven R. ;   et al. | 2014-11-13 |
Method For Removing Sulfur From Fiber Using Halide Acid Ion Exchange App 20140325767 - Allen; Steven R. ;   et al. | 2014-11-06 |
Spun staple yarns made from blends of rigid-rod fibers and fibers derived from diamino diphenyl sulfone and fabrics and garments made therefrom and methods for making same Grant 8,166,743 - Zhu , et al. May 1, 2 | 2012-05-01 |
Fibers comprising copolymers containing structures derived from 4,4 diamino diphenyl sulfone and a plurality of acid monomers and methods of making same Grant 8,133,827 - Gabara March 13, 2 | 2012-03-13 |
Papers containing fibrids derived from diamino diphenyl sulfone Grant 8,118,975 - Levit , et al. February 21, 2 | 2012-02-21 |
Papers containing fibrids derived from diamino diphenyl sulfone Grant 8,114,251 - Levit , et al. February 14, 2 | 2012-02-14 |
Protective garment comprising fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4' diamino diphenyl sulfone Grant 7,955,692 - Gabara June 7, 2 | 2011-06-07 |
Papers containing floc derived from diamino diphenyl sulfone Grant 7,803,247 - Levit , et al. September 28, 2 | 2010-09-28 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone, low thermal shrinkage fibers, flame resistant fibers, and antistatic fibers and fabrics and garments made therefrom and methods for making same Grant 7,749,601 - Zhu , et al. July 6, 2 | 2010-07-06 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and textile fibers and fabrics and garments made therefrom and methods for making same Grant 7,700,190 - Zhu , et al. April 20, 2 | 2010-04-20 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and high modulus fibers and fabrics and garments made therefrom and methods for making same Grant 7,700,191 - Zhu , et al. April 20, 2 | 2010-04-20 |
Polyarenazole Microfilaments And Process For Making Same App 20090311935 - Bates, III; W. Douglas ;   et al. | 2009-12-17 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same Grant 7,618,707 - Zhu , et al. November 17, 2 | 2009-11-17 |
Flame Resistant Spun Staple Yarns Made From Blends Of Fibers Derived From Diamino Diphenyl Sulfone, Low Thermal Shrinkage Fibers, Flame Resistant Fibers, And Antitstatic Fibers And Fabrics And Garments Made Therefrom And Methods For Making Same App 20090188024 - Zhu; Reiyao ;   et al. | 2009-07-30 |
Papers containing fibrids derived from diamino diphenyl sulfone App 20090159227 - Levit; Mikhail R. ;   et al. | 2009-06-25 |
Papers containing floc derived from diamino diphenyl sulfone App 20090162605 - Levit; Mikhail R. ;   et al. | 2009-06-25 |
Papers containing fibrids derived from diamino diphenyl sulfone App 20090159226 - Levit; Mikhail R. ;   et al. | 2009-06-25 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone, low thermal shrinkage fibers, flame resistant fibers, and antistatic fibers and fabrics and garments made therefrom and methods for making same Grant 7,537,830 - Zhu , et al. May 26, 2 | 2009-05-26 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same Grant 7,537,831 - Zhu , et al. May 26, 2 | 2009-05-26 |
Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 3,3 diamino diphenyl sulfone and methods for making same App 20090061196 - Gabara; Vlodek | 2009-03-05 |
Spun staple yarns made from blends of rigid-rod fibers and fibers derived from diamino diphenyl sulfone and fabrics and garments made therefrom and methods for making same App 20090053952 - Zhu; Reiyao ;   et al. | 2009-02-26 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and modacrylic fibers and fabrics and garments made therefrom and methods for making same App 20090053955 - Zhu; Reiyao ;   et al. | 2009-02-26 |
Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4" diamino diphenyl sulfone and methods for making same App 20090050860 - Gabara; Vlodek | 2009-02-26 |
Fibers comprising copolymers containing structures derived from 4,4 diamino diphenyl sulfone and a plurality of acid monomers and methods of making same App 20090053500 - Gabara; Vlodek | 2009-02-26 |
Fibers comprising copolymers containing structures derived from a plurality of amine monomers including 4,4' diamino diphenyl sulfone and methods for making same App 20090053501 - Gabara; Vlodek | 2009-02-26 |
Fibers comprising copolymers containing structures derived from 4,4' diamino diphenyl sulfone and a plurality of acid monomers and methods of making same App 20090053961 - Gabara; Vlodek | 2009-02-26 |
Fibers comprising copolymers containing structure derived from a plurality of amine monomers including 3,3' diamino diphenyl sulfone and method for making same App 20090054617 - Gabara; Vlodek | 2009-02-26 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone, low thermal shrinkage fibers, flame resistant fibers, and antitstatic fibers and fabrics and garments made therefrom and methods for making same App 20090053956 - Zhu; Reiyao ;   et al. | 2009-02-26 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and textile fibers and fabrics and garments made therefrom and methods for making same App 20090053951 - Zhu; Reiyao ;   et al. | 2009-02-26 |
Flame resistant spun staple yarns made from blends of fibers derived from diamino diphenyl sulfone and high modulus fibers and fabrics and garments made therefrom and methods for making same App 20090053954 - Zhu; Reiyao ;   et al. | 2009-02-26 |
Electroless plated aramid surfaces and a process for making such surfaces Grant 5,302,415 - Gabara , et al. April 12, 1 | 1994-04-12 |