Patents by Inventor John Chien

John Chien 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: 9119982
    Abstract: Compositions comprising are provided wherein RF is a fluorine containing moiety comprising (CF3)2CFCH2(CF3)CH—, (CF3)2CFCH2((CF3)2CF)CH—, (CF3)2CFCH2((CF3)2CH)CH—, (CF3)2CHCH2((CF3)2CF)CH—, ((CF3)2CFCH2)2CH—, (CF3)2CFCH2CF—, (CF3)2CF—, (CF3)2CH—, CF3—, or CnF2n+1—, n being an integer from 2 to 20; R1 is F or H; R2 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H; and R3 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H, such compositions can produced according to processes, and utilized to prevent combustion utilizing systems.
    Type: Grant
    Filed: February 27, 2012
    Date of Patent: September 1, 2015
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Vicki Hedrick, John Chien, Janet Boggs, Andrew Jackson, E. Bradley Edwards, Stephan Brandstadter
  • Patent number: 8318656
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups, RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and or RF-foam stabilizers. The RF portion can include at least two groups —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2 groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the Rf-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Grant
    Filed: February 10, 2011
    Date of Patent: November 27, 2012
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, E. Bradley Edwards, Vicki Hedrick, Andrew Jackson, Gregory Leman, Edward Norman, Robert Kaufman
  • Publication number: 20120175137
    Abstract: Compositions comprising are provided wherein RF is a fluorine containing moiety comprising (CF3)2CFCH2(CF3)CH—, (CF3)2CFCH2((CF3)2CF)CH—, (CF3)2CFCH2((CF3)2CH)CH—, (CF3)2CHCH2((CF3)2CF)CH—, ((CF3)2CFCH2)2CH—, (CF3)2CFCH2CF—, (CF3)2CF—, (CF3)2CH—, CF3—, or CnF2n+1—, n being an integer from 2 to 20; R1 is F or H; R2 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H; and R3 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H, such compositions can produced according to processes, and utilized to prevent combustion utilizing systems.
    Type: Application
    Filed: February 27, 2012
    Publication date: July 12, 2012
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY CHEMTURA CORPORATION
    Inventors: Vicki HEDRICK, John Chien, Janet Boggs, Andrew Jackson, E. Bradley Edwards, Stephan Brandstadter
  • Patent number: 8148584
    Abstract: Compositions comprising are provided wherein RF is a fluorine containing moiety comprising (CF3)2CFCH2(CF3)CH—, (CF3)2CFCH2((CF3)2CF)CH—, (CF3)2CFCH2((CF3)2CH)CH—, (CF3)2CHCH2((CF3)2CF)CH—, ((CF3)2CFCH2)2CH—, (CF3)2CFCH2CF—, (CF3)2CF—, (CF3)2CH—, CF3—, or CnF2n+1—, n being an integer from 2 to 20; R1 is F or H; R2 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H; and R3 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H, such compositions can produced according to processes, and utilized to prevent combustion utilizing systems.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: April 3, 2012
    Assignees: E.I. du Pont de Nemours and Company
    Inventors: Vicki Hedrick, John Chien, Janet Boggs, Andrew Jackson, E. Bradley Edwards, Stephan Brandstadter
  • Publication number: 20120071689
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups, RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and or RF-foam stabilizers. The RF portion can include at least two groups —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2 groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Application
    Filed: February 10, 2011
    Publication date: March 22, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY CHEMTURA CORPORATION
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, E. Bradley Edwards, Vicki Hedrick, Andrew Jackson, Gregory Leman, Edward Norman, Robert Kaufman
  • Publication number: 20110213113
    Abstract: RF-compositions including surfactants, foam stabilizers, monomers, polymers, urethanes, intermediates, metal complexes, phosphate esters as well as telomerization methods are provided.
    Type: Application
    Filed: May 6, 2011
    Publication date: September 1, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY CHEMTURA CORPORATION
    Inventors: Andrew Jackson, Vimal Sharma, E. Bradley Edwards, Janet Boggs, Vicki Hedrick, Stephan Brandstadter, John Chien, Edward Norman, Robert Kaufman, Bruno Ameduri, George K. Kostov
  • Patent number: 7964553
    Abstract: RF-compositions including surfactants, foam stabilizers, monomers, polymers, urethanes, intermediates, metal complexes, phosphate esters as well as telomerization methods are provided.
    Type: Grant
    Filed: September 4, 2007
    Date of Patent: June 21, 2011
    Assignee: E. I. Dupont de Nmeours and Company
    Inventors: Andrew Jackson, Vimal Sharma, E. Bradley Edwards, Janet Boggs, Vicki Hedrick, Stephan Brandstadter, John Chien, Edward Norman, Robert Kaufman, Bruno Ameduri, George K. Kostov
  • Patent number: 7943567
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups. RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and/or RF-foam stabilizers. The RF portion can include at least two —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2— groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Grant
    Filed: January 28, 2005
    Date of Patent: May 17, 2011
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, E. Bradley Edwards, Vicki Hedrick, Andrew Jackson, Gregory Leman, Edward Norman, Robert Kaufman
  • Publication number: 20090137773
    Abstract: Compositions and methods for making compositions such as RF(R?)nQ are provided. The RF group can include at least two —CF3 groups, the R? group can be a group having at least two carbons, n can be at least 1, and the Q group can include one or more atoms of the periodic table of elements. RF-intermediates (RF(RT)nQg); Surfactants (RF(RT)nQs); Foam stabilizers (RF(RT)IIQFS); Metal complexes (RF(RT)IIQMC); Phosphate ester (RF(RT)HQPE); Polymers (RF(RT)IIQMU); Monomers (RF(RT)IIQM); Urethanes (RF(R?)nQu); and/or Glycols (RF(RT)IIQH) and methods for making the same are provided.
    Type: Application
    Filed: July 28, 2006
    Publication date: May 28, 2009
    Inventors: Andrew Jackson, Vimal Sharma, Bradley E. Edwards, Janet Boggs, Victoria Hedrick, Stephan Brandstadter, John Chien, Edward Norman, Robert Kaufman, Bruno Ameduri, George K. Kostov
  • Publication number: 20080108785
    Abstract: RF-compositions including surfactants, foam stabilizers, monomers, polymers, urethanes, intermediates, metal complexes, phosphate esters as well as telomerization methods are provided.
    Type: Application
    Filed: September 4, 2007
    Publication date: May 8, 2008
    Inventors: Andrew Jackson, Vimal Sharma, E. Edwards, Janet Boggs, Vicki Hedrick, Stephan Brandstadter, John Chien, Edward Norman, Robert Kaufman, Bruno Ameduri, George Kostov
  • Publication number: 20080044322
    Abstract: Halocarbon production processes are provided that can include reacting at least one C-2 halocarbon with at least one C-1 halocarbon in the presence of a phosphate to produce at least one C-3 chlorocarbon. The processes can include reacting ethylene with carbon tetrachloride in the presence of a phosphate. Halocarbon separation processes are provided that can include providing a reaction product that includes at least one saturated fluorocarbon and at least one unsaturated fluorocarbon and adding at least one hydrohalogen to produce a distillation mixture. Methods and materials are provided for the production and purification of halogenated compounds and intermediates in the production of 1,1,1,3,3-pentafluoropropane.
    Type: Application
    Filed: October 24, 2007
    Publication date: February 21, 2008
    Inventors: Mitchel Cohn, John Chien
  • Publication number: 20080045758
    Abstract: Halocarbon production processes are provided that can include reacting at least one C-2 halocarbon with at least one C-1 halocarbon in the presence of a phosphate to produce at least one C-3 chlorocarbon. The processes can include reacting ethylene with carbon tetrachloride in the presence of a phosphate. Halocarbon separation processes are provided that can include providing a reaction product that includes at least one saturated fluorocarbon and at least one unsaturated fluorocarbon and adding at least one hydrohalogen to produce a distillation mixture. Methods and materials are provided for the production and purification of halogenated compounds and intermediates in the production of 1,1,1,3,3-pentafluoropropane.
    Type: Application
    Filed: October 24, 2007
    Publication date: February 21, 2008
    Inventors: Mitchel Cohn, John Chien
  • Publication number: 20080009655
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohol's, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups. RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and/or RF-foam stabilizers. The RF portion can include at least two —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2— groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Application
    Filed: January 28, 2005
    Publication date: January 10, 2008
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, E. Edwards, Vicki Hedrick, Andrew Jackson, Gregory Leman, Edward Norman, Robert Kaufman
  • Publication number: 20070282115
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohols, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups. RF-compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and/or RF-foam stabilizers. The RF portion can include at least two —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2— groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Application
    Filed: January 28, 2005
    Publication date: December 6, 2007
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Mitchel Cohn, E. Edwards, Vicki Hedrick, Andrew Jackson, Gregory Leman, Bruno Ameduri, George Kostov
  • Publication number: 20070161537
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohols, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups. RF-compositions such as RF-intermediates, RF-surfactants, RFmonomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF-urethanes, and/or RF-foam stabilizers. The RF portion can include at least two CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2— groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit. Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Application
    Filed: January 28, 2005
    Publication date: July 12, 2007
    Applicant: Great Lakes Chemical Corporation
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, Edwards Bradley, Victoria Hedrick, Andrew Jackson, Gregory Leman, Bruno Ameduri, George Kostov
  • Publication number: 20070152200
    Abstract: Compositions comprising are provided wherein RF is a fluorine containing moiety comprising (CF3)2CFCH2(CF3)CH—, (CF3)2CFCH2((CF3)2CF)CH—, (CF3)2CFCH2((CF3)2CH)CH—, (CF3)2CHCH2((CF3)2CF)CH—, ((CF3)2CFCH2)2CH—, (CF3)2CFCH2CF—, (CF3)2CF—, (CF3)2CH—, CF3—, or CnF2n+1—, n being an integer from 2 to 20; R1 is F or H; R2 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H; and R3 comprises (CF3)2CF—, (CF3)2CH—, CF3—, F, or H, such compositions can produced according to processes, and utilized to prevent combustion utilizing systems.
    Type: Application
    Filed: November 13, 2006
    Publication date: July 5, 2007
    Inventors: Vicki Hedrick, John Chien, Janet Boggs, Andrew Jackson, E. Edwards, Stephan Brandstadter
  • Publication number: 20070149437
    Abstract: Production processes and systems are provided that include reacting halogenated compounds, dehalogenating compounds, reacting alcohols, reacting olefins and a saturated compounds, reacting reactants having at least two —CF3 groups with reactants having cyclic groups. RF compositions such as RF-intermediates, RF-surfactants, RF-monomers, RF-monomer units, RF-metal complexes, RF-phosphate esters, RF-glycols, RF urethanes, and/or RF-foam stabilizers. The RF portion can include at least two —CF3 groups, at least three —CF3 groups, and/or at least two —CF3 groups and at least two —CH2— groups. Detergents, emulsifiers, paints, adhesives, inks, wetting agents, foamers, and defoamers including the RF-surfactant composition are provided. Acrylics, resins, and polymers are provided that include a RF-monomer unit Compositions are provided that include a substrate having a RF-composition thereover.
    Type: Application
    Filed: January 28, 2005
    Publication date: June 28, 2007
    Inventors: Janet Boggs, Stephan Brandstadter, John Chien, Vimal Sharma, E. Bradley Edwards, Victoria Hedrick, Andrew Jackson, Gregory Leman, Edward Norman, Robert Kaufman
  • Patent number: 7103786
    Abstract: The present invention relates to a power management method of portable computer and detects the electric power consumption of portable computer through a detection circuit during the operation of portable computer, in addition, dynamically changes any one of the followings: the voltage and frequency of portable computer CPU, the frequency and efficacy of Video Graphics Array (VGA), or the frequency of memory. What is more, the invention provides a plurality of power management modes of portable computer for achieving the object of managing electric power consumption of portable computer.
    Type: Grant
    Filed: December 19, 2002
    Date of Patent: September 5, 2006
    Assignee: Uniwill Computer Corp.
    Inventors: Chih-Hsien Chen, Chi-Cheng Kuo, John Chien, Chien-Yeh Chen
  • Publication number: 20050177012
    Abstract: Halocarbon production processes are provided that can include reacting at least one C-2 halocarbon with at least one C-1 halocarbon in the presence of a phosphate to produce at least one C-3 chlorocarbon. The processes can include reacting ethylene with carbon tetrachloride in the presence of a phosphate. Halocarbon separation processes are provided that can include providing a reaction product that includes at least one saturated fluorocarbon and at least one unsaturated fluorocarbon and adding at least one hydrohalogen to produce a distillation mixture. Methods and materials are provided for the production and purification of halogenated compounds and intermediates in the production of 1,1,1,3,3-pentafluoropropane.
    Type: Application
    Filed: January 19, 2005
    Publication date: August 11, 2005
    Inventors: Mitchel Cohn, John Chien
  • Patent number: 6849194
    Abstract: Highly fluorinated, saturated, and unsaturated fluoroethers are efficient, economical, non-ozone-depleting fire extinguishing agents used alone or in blends with other fire extinguishing agents in total flooding and portable systems. Methods for producing ethers, halogenated ether intermediates, and fluoroethers are disclosed. Novel fluoroether compositions are disclosed. Fluoroether extinguishing mixtures, methods, and systems are disclosed.
    Type: Grant
    Filed: May 12, 2003
    Date of Patent: February 1, 2005
    Assignee: PCBU Services, Inc.
    Inventors: Mark Robin, Thomas F. Rowland, John Chien, Janet Boggs, Mitchel Cohn, Vicki Hedrick, Stephan Brandstadter