Patents by Inventor Eric R. Pohl

Eric R. Pohl 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: 7510670
    Abstract: Free flowing filler composition based on organofunctional silane and/or mixtures of organofunctional silanes possessing mercaptan and blocked mercaptan functionality. The invention also relates to articles of manufacture, particularly tires, made from the elastomer compositions described herein.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: March 31, 2009
    Assignee: Momentive Performance Materials Inc.
    Inventors: Antonio Chaves, Eric R. Pohl, Linda Vecere, Lesley Hwang
  • Patent number: 7504456
    Abstract: A rubber composition containing a rubber component, a filler and at least one organofunctional silane and/or mixture of organofunctional silanes in which individual silanes possess both free and blocked mercaptan functionality or particular mixtures of the organofunctional silanes possess both free and blocked mercaptan functionality. The organofunctional silanes and silane mixtures are useful, inter alia, as coupling agents for elastomeric compositions, e.g., rubber formulations employed in the manufacture of tires, where they exhibit a desirable balance of low scorch and good performance properties.
    Type: Grant
    Filed: February 21, 2006
    Date of Patent: March 17, 2009
    Assignee: Momentive Performance Materials Inc.
    Inventors: Antonio Chaves, Eric R. Pohl, Linda Vecere, Lesley Hwang, Robert Pickwell
  • Publication number: 20080311419
    Abstract: A moisture-curable, graft-modified resin composition includes at least one thermoplastic polymer (i) and at least one silyl group containing polymer (ii) possessing at least one hydrolyzable silyl group that is bonded to the polymer through a linking group containing at least one heteroatom selected from the group consisting of oxygen and nitrogen, each of polymers (i) and (ii) having grafted thereto at least one same or different silane (iii) which, prior to being grafted, possesses at least one reactive carbon-carbon unsaturated bond.
    Type: Application
    Filed: June 13, 2007
    Publication date: December 18, 2008
    Inventors: Philbert E. Ramdatt, Roy M. Griswold, Eric R. Pohl
  • Publication number: 20080268146
    Abstract: There is provided a hydroxyl-functional carbamoyl organosilicon compound, an anti-corrosion and/or adhesion promoting coating composition based thereon, a method for coating a metal surface employing the coating composition and the resulting coated metal article.
    Type: Application
    Filed: April 24, 2007
    Publication date: October 30, 2008
    Inventors: Shiu-Chin H. Su, Suresh K. Rajaraman, Alexander S. Borovik, Kendall L. Guyer, Eric R. Pohl
  • Publication number: 20080221238
    Abstract: Epoxysilanes are provided which contain at least one epoxy group, at least one hydrolyzable silyl group and one or more linkages containing a carbonyl group bonded to heteroatoms selected from the group consisting of oxygen, sulfur and nitrogen with at least one such heteroatom being nitrogen, there being no such linkage in which both an epoxy group and hydrolyzable silyl group are directly or indirectly bonded to the same nitrogen heteroatom in the linkage.
    Type: Application
    Filed: March 9, 2007
    Publication date: September 11, 2008
    Inventors: Shiu-Chin H. Su, Kendall L. Guyer, Eric R. Pohl, Alexander S. Borovik
  • Publication number: 20080194746
    Abstract: There is provided herein a rubber composition comprising (a) at least one rubber component; (b) at least one silane-reactive filler; (c) optionally, at least one activating agent and, (d) at least one silane of the general Formula (1): [X1X2X3Si-]d(G)a[-Y—(CR3-e-Ze)b]c ??(1) wherein X1 is selected hydrolyzable groups; X2 and X3 are independently hydrocarbons or selected hydrolyzable groups; G is a hydrocarbon group of from 1 to 18 carbon atoms that can optionally contain at least one heteroatom selected from the group consisting of oxygen, sulfur, phosphous and silicon; each Y can independently be an unsaturated group; each Z can independently be a halogen atom; and, each R can independently be hydrogen, alkyl, alkenyl, aryl or aralkyl. There is also provided a process of preparing a rubber composition comprising mixing (a), (b), optionally (c), and (d). There are also provided articles (e.g., tires) made from the rubber composition.
    Type: Application
    Filed: February 8, 2007
    Publication date: August 14, 2008
    Inventors: Ping Jiang, Chris Hartshorn, Eric R. Pohl
  • Publication number: 20080161459
    Abstract: This invention relates to novel sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These novel silanes can be carried on organic and inorganic fillers. The invention also relates to articles of manufacture, particularly tires, made from the elastomer compositions described herein.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 3, 2008
    Inventors: Richard W. Cruse, W. Michael York, Eric R. Pohl, Antonio Chaves, Prashant Joshi
  • Publication number: 20080161461
    Abstract: This invention relates to novel free-flowing filler compositions containing sulfur-containing silane coupling agents, and to a rubber containing the filler composition.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 3, 2008
    Inventors: Richard W. Cruse, W. Michael York, Eric R. Pohl, Prashant Joshi
  • Publication number: 20080161463
    Abstract: This invention relates to novel free-flowing filler compositions containing silated cyclic core polysulfide coupling agents, and to a rubber containing the filler composition.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 3, 2008
    Inventors: Richard W. Cruse, W. Michael York, Eric R. Pohl, Prashant Joshi
  • Publication number: 20080161477
    Abstract: This invention relates to novel sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These novel silanes can be carried on organic and inorganic fillers. The invention also relates to articles of manufacture, particularly tires, made from the elastomer compositions described herein.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 3, 2008
    Inventors: Richard W. Cruse, W. Michael York, Eric R. Pohl, Antonlo Chaves, Prashant Joshi
  • Publication number: 20080161590
    Abstract: The invention relates to sulfur silane coupling agents containing multiple blocked mercapto groups which are in a state of reduced activity until activated. The coupling agents are advantageously used in rubber formulations, for example, for fabricating tires with low rolling resistance.
    Type: Application
    Filed: December 28, 2006
    Publication date: July 3, 2008
    Inventors: Richard W. Cruse, W. Michael York, Eric R. Pohl, Antonio Chaves, Tiberiu L. Simandan, Prashant Joshi
  • Publication number: 20080114134
    Abstract: In one embodiment herein there is provided a composition comprising (i) one or more unsaturated silane compounds according to the Formula (1): G1R1SiX1X2 ??(1) wherein G1 is an olefinically unsaturated hydrocarbon group optionally heteroatom-substituted with one or more oxygen and/or nitrogen atoms; R1 is selected from the group consisting of alkyl, aryl, aralkyl and arenyl; each of X1 and X2 is independently a hydrolyzable group or alternatively each of X1 and X2 is a hydrolyzable group having a direct bond to the silicon atom and also simultaneously a direct bond to each other to form a ring with the silicon atom of the unsaturated silane of Formula (1); and (ii) a system of at least two peroxides comprising a first peroxide having a first 0.1 hour half-life temperature and a second peroxide having a second 0.1 hour half-life temperature, the first and second 0.1 hour half-life temperatures in said composition having a temperature differential of at least about 5° C.
    Type: Application
    Filed: November 14, 2006
    Publication date: May 15, 2008
    Applicant: General Electric Company
    Inventor: Eric R. Pohl
  • Patent number: 7368584
    Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to the composition of these silanes.
    Type: Grant
    Filed: August 14, 2006
    Date of Patent: May 6, 2008
    Assignee: Momentive Performance Materials Inc.
    Inventors: Antonio Chaves, Eric R. Pohl, Christopher M. Hartshorn
  • Publication number: 20080039561
    Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to a free flowing filler composition comprising these silanes.
    Type: Application
    Filed: August 14, 2006
    Publication date: February 14, 2008
    Applicant: General Electric Company
    Inventors: Antonio Chaves, Eric R. Pohl, Christopher M. Hartshorn
  • Publication number: 20080039562
    Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to a rubber composition and article comprising these silanes.
    Type: Application
    Filed: August 14, 2006
    Publication date: February 14, 2008
    Applicant: General Electric Company
    Inventors: Antonio Chaves, Eric R. Pohl, Christopher M. Hartshorn
  • Publication number: 20080039644
    Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to the processes of making a composition of these silanes.
    Type: Application
    Filed: August 14, 2006
    Publication date: February 14, 2008
    Applicant: General Electric Company
    Inventors: Antonio Chaves, Eric R. Pohl, Christopher M. Hartshorn
  • Publication number: 20080039645
    Abstract: The disclosure herein relates to organofunctional silanes and mixtures of organofunctional silanes possessing mercaptan and hydrocarbyl and/or heterocarbyl functionality. These silanes reduce or eliminate the generation of volatile organic compounds (VOC's) during use, aid in the processing of filled elastomeric materials and enhance the end-use properties of the filled elastomer. The present disclosure relates to the composition of these silanes.
    Type: Application
    Filed: August 14, 2006
    Publication date: February 14, 2008
    Applicant: General Electric Company
    Inventors: Antonio Chaves, Eric R. Pohl, Christopher M. Hartshorn
  • Patent number: 7122590
    Abstract: Disclosed herein is a process of manufacturing a filled rubber comprising the steps of: mixing a rubber, an inorganic filler, and a blocked mercaptosilane of a structure defined herein, to produce a rubber mixture; mixing into the rubber mixture; (i) a deblocking agent to deblock the blocked mercaptosilane, and (ii) a curing agent; and allowing the rubber mixture to cure.
    Type: Grant
    Filed: February 10, 2003
    Date of Patent: October 17, 2006
    Assignee: General Electric Company
    Inventors: Richard W. Cruse, Robert J. Pickwell, Keith J. Weller, Eric R. Pohl
  • Patent number: 7081500
    Abstract: Blocked mercaptosilanes are provided in which the blocking group contains and unsaturated heteroatom or carbon chemically bound directly to sulfur via a single bond. This blocking group optionally may be substituted with one or more carboxylate ester or carboxylic acid functional groups. These silanes are used in manufacture of inorganic filled rubbers, with the silanes deblocked by a deblocking agent. Synthesis of the blocked mercaptosilanes is also provided.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: July 25, 2006
    Assignee: General Electric Company
    Inventors: Richard W. Cruse, Robert J. Pickwell, Keith J. Weller, Eric R. Pohl
  • Patent number: 7074876
    Abstract: Disclosed herein is a blocked mercaptosilane selected from the group consisting of [[(ROC(?O))p—(G)j]k—Y—S]r—G—(SiX3)s; and??(1) [(X3Si)q—G]a—[Y—[S—G—SiX3]b]c??(2) wherein Y is a polyvalent species (Q)zA(?E) selected from the group consisting of —C(?NR)—; —SC(?NR)—; —SC(?O)—; —OC(?O)—; —S(?O)—; —S(?O)2—; —OS(?O)2—; (—NR)S(?O)2—; —SS(?O)—; —OS(?O)—; (—NR)S(?O)—; —SS(?O)2—; (—S)2P(?O)—; —(—S)P(?O)—; —P(?O)(—)2; (—S)2P(?S)—; —(—S)P(?S)—; —P(?S)(—)2; (—NR)2P(?O)—; (—NR)(—S)P(?O)—; (—O)(—NR)P(?O)—; (—O)(—S)P(?O)—; (—O)2P(?O)—; —(—O)P(?O)—; —(—NR)P(?O)—; (—NR)2P(?S)—; (—NR)(—S)P(?S)—; (—O)(—NR)P(?S)—; (—O)(—S)P(?S)—; (—O)2P(?S)—; —(—O)P(?S)—; and —(—NR)P(?S)—; wherein the atom A attached to unsaturated heteroatom E is attached to the sulfur which in turn is linked via a group G to the silicon atom; each R is chosen independently from hydrogen, straight, cyclic, or branched alkyl that may or may not contain unsaturation, alkenyl groups, aryl groups, and aralkyl groups, with each R containing from 1 to 18 c
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: July 11, 2006
    Assignee: General Electric Company
    Inventors: Richard W. Cruse, Robert J. Pickwell, Keith J. Weller, Eric R. Pohl