Patents by Inventor George A. Policello

George A. Policello 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).

  • Publication number: 20090173913
    Abstract: An asymmetric organomodified disiloxane surfactant having the formula: MM? wherein M comprises branched hydrocarbon substituents and M? comprises a cationic, anionic or zwitterionic substituent and a polyether substituent that may be combined as one moiety, wherein the disiloxane surfactant has an enhanced resistance to hydrolysis between a pH of about 3 to about 12.
    Type: Application
    Filed: December 26, 2007
    Publication date: July 9, 2009
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Mark D. Leatherman, George A. Policello, Wenqing N. Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
  • Publication number: 20090176893
    Abstract: The present invention provides for a composition comprising a siloxane having the formula: M1DM2 wherein M1=(R1)(R2)(R3)SiO1/2; M2=(R4)(R5)(R6)SiO1/2 and D=(R7)(Z)SiO2/2 where R1, R2, R3, R4, R5, R6 and R7 are each independently selected from the group consisting of 1 to 4 carbon monovalent hydrocarbon radicals, aryl, and a hydrocarbon group of 4 to 9 carbons containing an aryl group; Z is a pendant hydrophilic ionic group selected from the group consisting of R8—RA, R9—RC, and R10—RZ; RA being an anionic substituent, RC a cationic substituent or RZ a zwitterionic substituent on the D group wherein the composition is resistant to hydrolysis under either basic or acidic conditions.
    Type: Application
    Filed: December 26, 2007
    Publication date: July 9, 2009
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Mark D. Leatherman, George A. Policello, Wenqing N. Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
  • Publication number: 20090171108
    Abstract: A surfactant mixture comprising a) an asymmetric organomodified disiloxane surfactant having the formula: MM? wherein M comprises branched hydrocarbon substituents and M? comprises a cationic, anionic or zwitterionic substituent and a polyether substituents that may be combined as one moiety; and b) an additional component selected from the group consisting of agricultural components, coating components, personal care components, home care components, oil or gas treating components, water processing components and pulp or paper treating components; c) wherein the mixture has an enhanced resistance to hydrolysis between a pH of about 3 to about 12.
    Type: Application
    Filed: December 26, 2007
    Publication date: July 2, 2009
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Mark D. Leatherman, George A. Policello, Wenqing N. Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
  • Patent number: 7507775
    Abstract: Disiloxane compounds of the formula MM? Where M comprises either branched allyl hydrocarbon substituents or silanyl substituents and M? comprises an alkylpolyalkyleneoxide substituent. The disiloxane compounds of the invention exhibit an enhanced resistance to hydrolysis outside a pH range ranging from 6 to 7.5, and are useful as surfactants.
    Type: Grant
    Filed: December 13, 2005
    Date of Patent: March 24, 2009
    Assignee: Momentive Performance Materials Inc.
    Inventors: Mark D. Leatherman, George A. Policello, Suresh K. Rajaraman
  • Publication number: 20080242743
    Abstract: The present invention relates to new organodisilanes or carbodisilanes, a process for manufacturing the same and their use, in particular, as surface active agents, especially as spreading agents.
    Type: Application
    Filed: March 26, 2007
    Publication date: October 2, 2008
    Applicant: MOMENTIVE PERFORMANCE MATERIALS GMBH & CO. KG
    Inventors: Roland Wagner, Karl-Heinz Stachulla, Karl-Heinz Sockel, Mark Leatherman, George Policello, Wenqing Peng, Zijun Xia
  • Patent number: 7399350
    Abstract: The present invention relates to coating and printing ink compositions possessing silicone surfactants compositions comprising fluorine-free organomodified disiloxanes which are resistant to hydrolysis between a pH of about 3 to a pH of about 12. The coatings and printing ink composition of the present invention exhibit enhanced wetting, flow and leveling properties.
    Type: Grant
    Filed: October 17, 2006
    Date of Patent: July 15, 2008
    Assignee: Momentive Performance Materials Inc.
    Inventors: Suresh K. Rajaraman, Alain Lejeune, Alexander Borovik, George A. Policello, Mark D. Leatherman
  • Publication number: 20080167269
    Abstract: The present invention provides for a composition comprising a silane having the formula: (R1)(R2)(R3)Si—R4—Si(R5)(R6)(R7) wherein R1, R2, R3, R5, and R6 are each independently selected from the group consisting of 1 to 6 monovalent hydrocarbon radicals, aryl, and a hydrocarbon group of 7 to 10 carbons containing an aryl group; R4 is a hydrocarbon group of 1 to 3 carbons; R7 comprises an anionic, cationic or zwitterionic substituent. The silanes of the present invention exhibit resistance to hydrolysis over a wide pH range.
    Type: Application
    Filed: December 10, 2007
    Publication date: July 10, 2008
    Applicant: Momentive Performance Materials Inc.
    Inventors: Mark D. Leatherman, George A. Policello, Wenqing N. Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
  • Publication number: 20080167389
    Abstract: The present invention provides for a composition comprising a silane having the formula: (R1)(R2)(R3)Si—R4—Si(R5)(R6)(R7) wherein R1, R2, R3, R5, and R6 are each independently selected from the group consisting of 1 to 6 monovalent hydrocarbon radicals, aryl, and a hydrocarbon group of 7 to 10 carbons containing an aryl group; R4 is a hydrocarbon group of 1 to 3 carbons; R7 comprises an anionic, cationic or zwitterionic substituent. The silanes of the present invention exhibit resistance to hydrolysis over a wide pH range.
    Type: Application
    Filed: December 10, 2007
    Publication date: July 10, 2008
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Mark D. Leatherman, George A. Policello, Wenqing Peng, Liping Zheng, Roland Wagner, Suresh K. Rajaraman, Zijun Xia
  • Publication number: 20080107696
    Abstract: A film forming composition with spreading properties derived from an aqueous emulsion comprising (I) colloidal silica core/silicone shell particles consisting of (a) 90 wt % to 10 wt % cores of colloidal silica and (b) 10 wt % to 90 wt % shells of polyorganosiloxane; (II) a polyalkyleneoxide modified trisiloxane; (III) an emulsifier package consisting of at least one anionic surfactant, and (IV) the salt of an acidic polymerization catalyst. The composition may include optional ingredients useful in Personal Care, Hair Care, Skin Care, Agricultural, and Home Care applications.
    Type: Application
    Filed: August 17, 2007
    Publication date: May 8, 2008
    Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Anna Czech, Benjamin Falk, John Nicholson, George Policello, Jo Anne Tully
  • Publication number: 20080090963
    Abstract: The present invention relates to coating and printing ink compositions possessing silicone surfactants compositions comprising fluorine-free organomodified trisiloxanes which are resistant to hydrolysis between a pH of about 3 to a pH of about 12. The coatings and printing ink composition of the present invention exhibit enhanced wetting, flow and leveling properties.
    Type: Application
    Filed: October 17, 2006
    Publication date: April 17, 2008
    Applicant: General Electric Company
    Inventors: Suresh K. Rajaraman, Alain Lejeune, Alexander Borovik, George A. Policello, Mark D. Leatherman, Wenqing Peng, Zijun Xia
  • Publication number: 20080090964
    Abstract: The present invention relates to coating and printing ink compositions possessing silicone surfactants compositions comprising fluorine-free organomodified disiloxanes which are resistant to hydrolysis between a pH of about 3 to a pH of about 12. The coatings and printing ink composition of the present invention exhibit enhanced wetting, flow and leveling properties.
    Type: Application
    Filed: October 17, 2006
    Publication date: April 17, 2008
    Applicant: General Electric Company
    Inventors: Suresh K. Rajaraman, Alain Lejeune, Alexander Borovik, George A. Policello, Mark D. Leatherman
  • Publication number: 20070269467
    Abstract: Organomodified silylated surfactant compositions that exhibit resistance to hydrolysis over a wide pH range.
    Type: Application
    Filed: May 22, 2006
    Publication date: November 22, 2007
    Inventors: Mark D. Leatherman, Wenqing Peng, George A. Policello, Suresh K. Rajaraman, Roland Wagner, Zijun Xia
  • Publication number: 20070249560
    Abstract: Organomodified silylated surfactant compositions that exhibit resistance to hydrolysis over a wide pH range
    Type: Application
    Filed: April 21, 2006
    Publication date: October 25, 2007
    Inventors: Mark Leatherman, Wenqing Peng, George Policello, Suresh Rajaraman, Roland Wagner, Zijun Xia
  • Publication number: 20070197394
    Abstract: Three types of trisiloxane surfactants having the basic formula: MDM? are described wherein the substituents on the differing M and M? groups, in conjunction with pendant polyalkylene oxide substituents on the D group render the surfactant resistant to hydrolysis under either basic or acidic conditions outside the pH range of 6.0 to 7.5. The compositions are useful in agricultural, household and cosmetic applications.
    Type: Application
    Filed: February 17, 2006
    Publication date: August 23, 2007
    Inventors: George Policello, Mark Leathermani, Wenqing Peng, Suresh Rajaraman, Sophia Xia
  • Publication number: 20070184005
    Abstract: Three types of trisiloxane surfactants having the basic formula: MDM? are described wherein the substituents on the differing M and M? groups in conjunction with a pendant polyalkylene oxide substituents on the D group to render the surfactant resistant to hydrolysis under either basic or acidic conditions.
    Type: Application
    Filed: February 9, 2006
    Publication date: August 9, 2007
    Inventors: George A. Policello, Mark D. Leatherman, Wenqing Peng, Suresh K. Rajaraman, Zijun Xia
  • Publication number: 20070131611
    Abstract: An article includes a membrane having pores extending therethrough, and a surfactant in contact with a surface of the membrane. The surfactant may function as a superspreader when in solution. The membrane surface may wet in response to contact with a fluid. An associated method is provided.
    Type: Application
    Filed: May 15, 2006
    Publication date: June 14, 2007
    Applicant: General Electric Company
    Inventors: Wenqing Peng, Chun Cao, Zijun Xia, Dong Wang, George Policello, Mark Leatherman, Suresh Rajaraman
  • Publication number: 20070131610
    Abstract: A system may include an article, and the article may include a membrane having pores and a surfactant in contact with the membrane. The surfactant may function as a super-spreader when in solution. The article may wet out the pores in response to contact with a fluid.
    Type: Application
    Filed: May 15, 2006
    Publication date: June 14, 2007
    Applicant: General Electric Company
    Inventors: Wenqing Peng, Chun Cao, Zijun Xia, Dong Wang, George Policello, Mark Leatherman, Suresh Rajaraman
  • Publication number: 20070135308
    Abstract: Compositions comprising disiloxane surfactant compositions comprising a silicone composition comprising a silicone having the formula: MM? where M=R1R2R3SiO1/2; M?=R4R5R6SiO1/2; with R1 selected from the group consisting of branched monovalent hydrocarbon radical of from 3 to 6 carbon atoms and R7, where R7 has the formula: R8R9R10SiRl2 with R8, R9, and R10 each independently selected from the group of monovalent hydrocarbon radicals having from 1 to 6 carbon atoms and monovalent aryl or alkaryl hydrocarbon radicals having from 6 to 13 carbon atoms and R12 is a divalent hydrocarbon radical having from 1 to 3 carbon atoms, R2 and R3 are each independently selected from the group of from 1 to 6 carbon atom monovalent hydrocarbon radicals or R1, with R4 an alkylpolyalkyleneoxide of the general formula: R13(C2H4O)a(C3H6O)b(C4H8O)cRl4 where R13 is a divalent linear or branched hydrocarbon radical having the structure: —CH2—CH(R15)(R16)dO— where R15 is H or methyl; R16 is a divalent alkyl radical of 1 to
    Type: Application
    Filed: December 13, 2005
    Publication date: June 14, 2007
    Inventors: Mark Leatherman, George Policello, Suresh Rajaraman
  • Publication number: 20070087937
    Abstract: Compositions comprising an asymmetric disiloxane surfactant composition comprising a silicone composition comprising a silicone having the formula: MM? where M or M? comprises an alkylpolyalkyleneoxide bearing substituent selected from the group consisting of: R13(C2H4O)a(C3H6O)b(C4H8O)cR14 and R12SiR5R6(R13(C2H4O)a(C3H6O)b(C4H8O)cR14) that exhibit resistance to hydrolysis over a wide pH range.
    Type: Application
    Filed: June 30, 2006
    Publication date: April 19, 2007
    Inventors: Mark Leatherman, George Policello, Suresh Rajaraman
  • Publication number: 20070086968
    Abstract: Compositions comprising an asymmetric disiloxane surfactant composition comprising a silicone composition comprising a silicone having the formula: MM? where M or M? comprises an alkylpolyalkyleneoxide bearing substituent selected from the group consisting of: R13(C2H4O)a(C3H6O)b(C4H8O)cR14 and R12SiR5R6(R13(C2H4O)a(C3H6O)b(C4H8O)cR14) that exhibit resistance to hydrolysis over a wide pH range.
    Type: Application
    Filed: June 30, 2006
    Publication date: April 19, 2007
    Inventors: Mark Leatherman, George Policello, Suresh Rajaraman