With Sulfur-containing Reactant Patents (Class 528/226)
  • Patent number: 9335645
    Abstract: An electrophotographic photosensitive member includes a support; an undercoat layer formed on the support; and a photosensitive layer formed on the undercoat layer, in which the undercoat layer contains a specific polymerized product (cured product).
    Type: Grant
    Filed: December 11, 2014
    Date of Patent: May 10, 2016
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kei Tagami, Kunihiko Sekido, Masashi Nishi
  • Patent number: 9255183
    Abstract: Embodiments of the present invention relate to polyarylene sulfide that may exhibit excellent processability at low temperature, decrease outgassing and flash or burr generation, and thus may satisfactorily mold a product requiring high molding accuracy, and a method for preparing the same. Specifically, the polyarylene sulfide includes an arylene sulfide repeat unit and an arylene disulfide repeat unit, wherein the weight ratio of the arylene sulfide repeat unit:arylene disulfide repeat unit is 1:0.0001 to 1:0.05.
    Type: Grant
    Filed: March 8, 2011
    Date of Patent: February 9, 2016
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Sung-Gi Kim, Jae-Bong Lim, Il-Hoon Cha
  • Patent number: 9249263
    Abstract: Embodiments of the present invention relate to recyclable polyarylene sulfide that may exhibit and maintain excellent mechanical properties, particularly does not exhibit decrease in melt viscosity when it is molten, and thus, exhibit little deterioration of mechanical properties, and a method for preparing the same. The polyarylene sulfide has initial melt viscosity measured at 300° C. of 300 to 6000 poise, and melt viscosity after heat treated and molten at 300° C., equal to or greater than the initial melt viscosity.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: February 2, 2016
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Sung-Gi Kim, Il-Hoon Cha
  • Patent number: 9109089
    Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
    Type: Grant
    Filed: March 13, 2015
    Date of Patent: August 18, 2015
    Assignee: PRC-DeSoto International, Inc.
    Inventors: Steven J. Hobbs, Gregory J. McCollum, Juexiao Cai, Marfi Ito, Lawrence G. Anderson, Renhe Lin
  • Publication number: 20150094446
    Abstract: It is an object of the present invention to provide a sulfonic acid group-containing polymer and a sulfonic acid group-containing aromatic compound, which have excellent proton conductivity even under the low humidification condition, are excellent in mechanical strength and chemical stability and, moreover, can attain high output and excellent physical durability when processed into a solid polymer fuel cell, as well as a polymer electrolyte material, a polymer electrolyte molded product and a solid polymer fuel cell respectively using the same.
    Type: Application
    Filed: September 6, 2012
    Publication date: April 2, 2015
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Qiao Chen, Fangke Shao, Gang Wu, Daisuke Izuhara, Hiroaki Umeda
  • Patent number: 8981035
    Abstract: There is provided a production method of poly(phenylene ether ether ketone). The production method makes a cyclic poly(phenylene ether ether ketone) composition subjected to thermal ring-opening polymerization in the presence of a metal alkoxide and/or a metal phenoxide. The cyclic poly(phenylene ether ether ketone) composition includes 60% by weight or more of cyclic poly(phenylene ether ether ketone) and has a melting point of 270° C. or lower.
    Type: Grant
    Filed: June 22, 2012
    Date of Patent: March 17, 2015
    Assignee: Toray Industries, Inc.
    Inventors: Keiko Ichinose, Kohei Yamashita, Makito Yokoe, Koji Yamauchi
  • Patent number: 8920678
    Abstract: A dispersion, and a film and optoelectronic devices formed from the dispersion are provided. The dispersion comprising conducting polymer containing particles having a particle size of less than 450 nm, wherein the conducting polymer comprises substituted or unsubstituted, uncharged or charged polymerized units of thieno[3,4-b]thiophene, and wherein a film drop cast from the dispersion has a conductivity from 10?1 to 10?6 S/cm measured using the four point probe method.
    Type: Grant
    Filed: September 14, 2007
    Date of Patent: December 30, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Xuezhong Jiang, Roy Daniel Bastian
  • Patent number: 8877887
    Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: November 4, 2014
    Assignee: PRC De Soto International, Inc.
    Inventors: Steven J. Hobbs, Gregory J. McCollum, Juexiao Cai, Marfi Ito, Lawrence G. Anderson, Renhe Lin
  • Publication number: 20140151657
    Abstract: Compositions, synthesis and applications for furan, thiophene and selenophene derivatized benzo[1,2-b:3,4-b?]dithiophene(BDT)-thienothiophene (BDT-TT) based polymers, namely, poly[(4,8-bis(5-(2-ethyhexyl)selenophen-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexanoyl)-3-fluorothieno[3,4-b]thiophene)-2-6-diyl (CS-15), poly[(4,8-bis(5-(2-ethyhexyl)selenophen-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexyl)-3-fluorothieno[3,4-b]thiophene)-2-carboxylate-2-6-diyl (CS-16), poly[(4,8-bis(5-(2-ethyhexyl)furan-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexyl)-3-fluorothieno[3,4-b]thiophene)-2-carboxylate-2-6-diyl (CS-18) and poly[(4,8-bis(5-hexylfuran-2-yl)-benzo[1,2-b;4,5-b?]dithiophene)-2,6-diyl-alt-(4-(2-ethylhexanoyl)-3-fluorothieno[3,4-b]thiophene)-2-6-diyl (CS-24) are disclosed. Further, an organic solar cell constructed of a derivatized benzo[1,2-b:3,4-b?]dithiophene(BDT)-thienothiophene (BDT-TT) based polymer is discussed.
    Type: Application
    Filed: November 19, 2013
    Publication date: June 5, 2014
    Applicants: SOLARMER ENERGY, INC., PHILLIPS 66 COMPANY
    Inventors: Wei Wang, Chenjun Shi, Ruby Chen, Jun Yang, Yue Wu, Hui Huang, Kathy Woody, Joe Bullock, Amit Palkar, Ting He
  • Patent number: 8735533
    Abstract: This invention relates to polymeric violet anthraquinone colorants having at least one poly(oxyalkylene) chain attached to an anthraquinone structure. Such colorants exhibit bright violet shade, excellent compatibility with organic media or aqueous systems, good lightfastness, and excellent thermal stability. The water soluble poly(oxyalkylene) substituted polymeric violet anthraquinone colorants also possess high water solubility, high color strength, non-staining properties, and high pH stability. The processes and methods for making such polymeric violet anthraquinone colorants and their use for coloring consumer products are also provided.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: May 27, 2014
    Assignee: Milliken & Company
    Inventors: Xiaoyong Michael Hong, Robert L Mahaffey
  • Patent number: 8735531
    Abstract: A diol from which a resin material having high processability and a high refractive index can be manufactured, a polycarbonate resin and a polyester resin which is a polymer of the diol, and a molded article and an optical element formed of the polymer. The diol is represented by the general formula (1) shown below; the polycarbonate resin and the polyester resin are polymers thereof; and the molded article and the optical element are formed of the polymers, wherein R1 and R2 each independently denote one of a hydrogen atom and an alkyl group having 1 or more and 6 or less carbon atoms; Q denotes one of an oxyethylene group, a thioethylene group and a single bond.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: May 27, 2014
    Assignee: Canon Kabushiki Kaisha
    Inventors: Katsumoto Hosokawa, Takahiro Kojima, Toshikazu Takata, Kazuko Nakazono, Yasuhiro Kohsaka, Yasuhito Koyama, Toshihide Hasegawa, Ryota Seto
  • Patent number: 8729216
    Abstract: Disclosed are multifunctional sulfur-containing polymers that are the reaction products of a sulfur-containing diol, a polyol containing at least three hydroxyl groups per polyol molecule, and an aldehyde, a ketone, or a combination thereof. Sealant compositions comprising the multifunctional sulfur-containing polymers are also disclosed.
    Type: Grant
    Filed: March 6, 2012
    Date of Patent: May 20, 2014
    Assignee: PRC DeSoto International, Inc.
    Inventors: Stephen J. Hobbs, Gregory J. McCollum, Juexiao Cai, Marfi Ito, Lawrence G. Anderson, Renhe Lin
  • Publication number: 20140107314
    Abstract: The polymerizable composition of the present invention contains a ketone compound including one or more carbonyl groups, at least one kind of isocyanate compounds and at least one kind of thiol compounds.
    Type: Application
    Filed: June 19, 2012
    Publication date: April 17, 2014
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Nobuo Kawato, Toshiya Hashimoto, Koya Kojima
  • Publication number: 20140061538
    Abstract: The invention relates to novel polymers containing one or more benzo[1,2-b:4,5-b?]dithiophene-4,8-dione repeating units, methods for their preparation and monomers used therein, blends, mixtures and formulations containing them, the use of the polymers, blends, mixtures and formulations as semiconductor in organic electronic (OE) devices, especially in organic photovoltaic (OPV) devices, and to OE and OPV devices comprising these polymers, blends, mixtures or formulations.
    Type: Application
    Filed: April 23, 2012
    Publication date: March 6, 2014
    Applicant: MERCK PATENT GMBH
    Inventors: Nicolas Blouin, William Mitchell, Amy Topley, Steven Tierney
  • Publication number: 20140034129
    Abstract: Photovoltaic cells with thiazole-containing polymers, as well as related components, systems, and methods, are disclosed.
    Type: Application
    Filed: October 4, 2013
    Publication date: February 6, 2014
    Applicant: Merck Patent GmbH
    Inventors: Russell Gaudiana, Richard Kingsborough, Xiaobo Shi, David Waller, Zhengguo Zhu
  • Patent number: 8609801
    Abstract: Polymers and copolymers containing 1H-benzo[d]imidazol-2(3H)-one units have been synthesized under conditions generally used for the synthesis of poly(aryl ether)s. 1H- benzo[d]imidazol-2(3H)-one behaves like a biphenol in the polymerization reaction. The soluble homopolymer has a very high glass transition temperature (348° C.), good thermal stability, and forms flexible transparent films. Because of the low molecular weight (134.14) of the benzoimidazolone monomer in the copolymer formed with 4,4?-biphenol that contains 30 mole % of the benzimidazolone unit, only 8.9 weight % is required to raise the Tg of the poly(arlyl ether)sulfone from 220° C. to 269° C.
    Type: Grant
    Filed: September 26, 2012
    Date of Patent: December 17, 2013
    Assignee: The Royal Institution for the Advancement of Learning/McGill University
    Inventors: Allan S. Hay, Aabid Mir, Antisar R. Hlil, Sumiko Matsumura
  • Publication number: 20130231405
    Abstract: An aromatic perfluoroalkane monomer is provided that can be used for the manufacture of a polymer membrane for a PEM-type fuel cell. The perfluoroalkane monomer has a structure corresponding to a formula (I): Z1—Ar3—C(O)—Ar1—(CF2)n—Ar2—C(O)—Ar4—Z2??(I) in which: n is in a range from 1 to 20; Ar1, Ar2, Ar3, Ar4 which are identical or different, represent a substituted or unsubstituted phenylene group; and Z1 and Z2, which are identical or different, represent an electrophilic or nucleophilic polymerizable functional group.
    Type: Application
    Filed: July 6, 2011
    Publication date: September 5, 2013
    Applicants: MICHELIN RECHERCHE ET TECHNIQUE S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
    Inventor: Milan Fedurco
  • Publication number: 20130197182
    Abstract: A diol from which a resin material having high processability and a high refractive index can be manufactured, a polycarbonate resin and a polyester resin which is a polymer of the diol, and a molded article and an optical element formed of the polymer. The diol is represented by the general formula (1) shown below; the polycarbonate resin and the polyester resin are polymers thereof; and the molded article and the optical element are formed of the polymers, wherein R1 and R2 each independently denote one of a hydrogen atom and an alkyl group having 1 or more and 6 or less carbon atoms; Q denotes one of an oxyethylene group, a thioethylene group and a single bond.
    Type: Application
    Filed: March 13, 2013
    Publication date: August 1, 2013
    Applicant: CANON KABUSHIKI KAISHA
    Inventor: Canon Kabushiki Kaisha
  • Patent number: 8492502
    Abstract: The present invention relates to a process of producing polyarylene sulfide (PAS) and PAS resin produced therefrom, and more specifically, to a process of preparing polyarylene sulfide with better thermal properties and luminosity than conventional PAS and the PAS resin produced therefrom, including the steps of: a) melting and mixing a composition including solid sulfur, iodinated aryl compounds, and a polymerization terminator; b) polymerizing the molten mixture of step a) for 1 to 30 hours while increasing the temperature and decreasing the pressure from initial reaction conditions of a temperature of 180 to 250° C. and a pressure of 50 to 450 Torr to final reaction conditions of a temperature of 270 to 350° C. and a pressure of 0.001 to 20 Torr; and c) heating the reaction product of step b) at a temperature of 270 to 350° C. for 1 to 25 hours.
    Type: Grant
    Filed: January 4, 2008
    Date of Patent: July 23, 2013
    Assignee: SK Chemicals Co., Ltd.
    Inventors: Young-Rok Lee, II-Hoon Cha, Jun-Sang Cho
  • Publication number: 20130085251
    Abstract: Polymers and copolymers containing 1H-benzo[d]imidazol-2(3H)-one units have been synthesized under conditions generally used for the synthesis of poly(aryl ether)s. 1H- benzo[d]imidazol-2(3H)-one behaves like a biphenol in the polymerization reaction. The soluble homopolymer has a very high glass transition temperature (348° C.), good thermal stability, and forms flexible transparent films. Because of the low molecular weight (134.14) of the benzoimidazolone monomer in the copolymer formed with 4,4?-biphenol that contains 30 mole % of the benzimidazolone unit, only 8.9 weight % is required to raise the Tg of the poly(arlyl ether)sulfone from 220° C. to 269° C.
    Type: Application
    Filed: September 26, 2012
    Publication date: April 4, 2013
    Applicant: THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING / MCGILL UNIVERSITY
    Inventor: The Royal Institution For The Advancement of Learning / MCGILL University
  • Publication number: 20130079469
    Abstract: A copolymer containing, in addition to recurring elements of a sulfonated poly(arylene) containing exclusively recurring structural element(s) of the general formulas —[—Ar1(SO3M)n-X—]— and —[—Ar2(SO3M)n-Y—]—, wherein X and Y, which are identical or different from each other, each represent an electron-acceptor group, Ar1 and Ar2, which are either identical or different from each other, represent an aromatic or heteroaromatic ring system with 5-18 ring atoms; wherein the aromatic or heteroaromatic ring system, in addition to the SO3M and the substituents X and Y, optionally comprises additional substituents which are not electron-donor groups; M represents monovalent cation and n is an integral number between 1 and 4; and wherein X, Y, Ar1, Ar2, M and n can be identical or different in various structural elements, independently of each other, one or several additional elements of at least one additional monomer or macromonomer.
    Type: Application
    Filed: November 16, 2012
    Publication date: March 28, 2013
    Applicant: Max-Planck-Gesellschaft zur Forderung der Wissenschaften e V.
    Inventor: Max-Planck-Gesellschaft zur Forderung der Wisse
  • Patent number: 8349998
    Abstract: Described herein are compositions including heterocyclic organic compounds such as fused thiophene compounds, methods for making them, and uses thereof.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: January 8, 2013
    Assignee: Corning Incorporated
    Inventor: Mingqian He
  • Publication number: 20120322911
    Abstract: The present invention discloses a new type of polyimide membrane with high permeances and high selectivities for gas separations and particularly for CO2/CH4 and H2/CH4 separations. The polyimide membranes have CO2 permeability of 50 Barrers or higher and single-gas selectivity for CO2/CH4 of 15 or higher at 50° C. under 791 kPa for CO2/CH4 separation. The polyimide membranes have UV cross-linkable functional groups and can be used for the preparation of UV cross-linked polyimide membranes having CO2 permeability of 20 Barrers or higher and single-gas selectivity for CO2/CH4 of 35 or higher at 50° C. under 791 kPa for CO2/CH4 separation.
    Type: Application
    Filed: October 21, 2011
    Publication date: December 20, 2012
    Applicant: UOP LLC.
    Inventors: Chunqing Liu, Travis C. Bowen, Emily G. Harbert, Raisa Minkov, Syed A. Faheem, Zara Osman
  • Patent number: 8278410
    Abstract: Fused thiophene (FT) compounds, FT polymers, FT containing articles, and methods for making and using the FT compounds and polymers thereof of the formulas, as defined herein.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: October 2, 2012
    Assignee: Corning Incorporated
    Inventors: Mingqian He, Thomas Mark Leslie, Weijun Niu
  • Publication number: 20120220749
    Abstract: The present invention is directed towards the synthesis of polymeric drug delivery compositions which would address some of the important and difficult to realize aspects of polymer based drug delivery systems by being, biocompatible, stable, capable of achieving desired drug loading, and safe from accidental release while being non-toxic, easy to fabricate and safe for the environment.
    Type: Application
    Filed: February 28, 2012
    Publication date: August 30, 2012
    Inventor: Falguni DASGUPTA
  • Publication number: 20120035341
    Abstract: A method for polymerizing 1,4-dioxane-2,5-diones in the presence of a generally protic initiator and at least one catalyst including at least one metal-free organic compound. The latter is a non-metal organic catalyst most often selected from among pyridines of which DMAP is a derivative, sulfonic acids, polycyclic tertiary amines, phosphazenes, thioureas, thioureas/amines, and guanidines. The invention also relates to polymers obtained by the method.
    Type: Application
    Filed: March 8, 2010
    Publication date: February 9, 2012
    Applicants: MINASOLVE, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), UNIVERSITE PAUL SABATIER TOULOUSE III
    Inventors: Jean-Pierre Diehl, Olivier Thillaye Du Boullay, Didier Bourissou, Blanca Martin-Vaca
  • Publication number: 20110124837
    Abstract: This invention relates to polymeric violet anthraquinone colorants having at least one poly(oxyalkylene) chain attached to an anthraquinone structure. Such colorants exhibit bright violet shade, excellent compatibility with organic media or aqueous systems, good lightfastness, and excellent thermal stability. The water soluble poly(oxyalkylene) substituted polymeric violet anthraquinone colorants also possess high water solubility, high color strength, non-staining properties, and high pH stability. The processes and methods for making such polymeric violet anthraquinone colorants and their use for coloring consumer products are also provided.
    Type: Application
    Filed: November 24, 2009
    Publication date: May 26, 2011
    Inventors: Xiaoyong Michael Hong, Robert L. Mahaffey
  • Patent number: 7850873
    Abstract: A polymer electrolyte that may be used in a fuel cell includes sulfonated polyether ketone ketone and a cross-linking agent.
    Type: Grant
    Filed: December 3, 2009
    Date of Patent: December 14, 2010
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Myung-jin Lee, Myung-dong Cho, Hee-young Sun
  • Patent number: 7851582
    Abstract: Dithiocarbonate derivatives are disclosed, along with a process for preparing the same. The dithiocarbonate compounds can be utilized as initiators, chain transfer agents and/or terminators in controlled free radical polymerizations. The dithiocarbonates can be used to produce polymers having narrow molecular weight distribution. Advantageously, the compounds of the present invention can also introduce functional groups into the resulting polymers. The dithiocarbonate compounds have low odor and are substantially colorless.
    Type: Grant
    Filed: February 25, 2008
    Date of Patent: December 14, 2010
    Assignee: Lubrizol Advanced Materials, Inc.
    Inventor: John Ta-Yuan Lai
  • Patent number: 7847052
    Abstract: A polymer of the following formula wherein Ar is aryl or heteroaryl; X represents CH2, sulfur, oxygen, selenium, NR?, or SiR?2 wherein R? and R? are each a suitable hydrocarbon; m represents the number of X substituents; and n represents the number of the repeating units.
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: December 7, 2010
    Assignee: Xerox Corporation
    Inventors: Yuning Li, Beng S. Ong, Yiliang Wu, Ping Liu
  • Patent number: 7820780
    Abstract: Polymers of naphthalene tetracarboxylic diimide dimmers are provided. The polymers are of the Formula I wherein the A units are selected from and Formula IX The polymers are suitable for use in the active layer of an imaging member and exhibit properties of both a binder and an electron-transporting material.
    Type: Grant
    Filed: June 5, 2009
    Date of Patent: October 26, 2010
    Assignee: Xerox Corporation
    Inventors: Timothy P. Bender, John Graham, James M. Duff
  • Publication number: 20100119484
    Abstract: The present disclosure relates to a new polymerisation process in which ethylenically unsaturated monomers are polymerised by a living radical polymerisation process in the presence of an initiator and a catalyst. Polymers produced by this new process are also thought to be novel and may be used to derivatise biological molecules to improve their efficacy as therapeutic treatments. A preferred polymer is of formula The polymers are particularly suitable for derivatising proteins, such as interferon-?.
    Type: Application
    Filed: February 12, 2008
    Publication date: May 13, 2010
    Applicant: BIONCOMPATIBLES UK LIMITED
    Inventors: Stephen James Brocchini, Antony Robert Godwin, Yiqing Tang, Andrew Lennard Lewis
  • Publication number: 20100105786
    Abstract: A method for polymerizing a monomer represented by the formula (1) or copolymerizing a monomer represented by the formula (1) and a monomer represented by the formula (2) in the co-presence of a condensation agent comprising a transition metal complex, to thereby produce a polymer compound represented by the formula (3): X1—Ar1—X2 (1) X3—Ar2—X4 (2) —(Ar1)q-(Ar2)r- (3) [X1, X2, X3 and X4 represent groups separating in the condensation, Ar1 represents a two-valent aromatic group having at least a sulfonic acid or a sulfonic acid via a connecting group as a substituent, q represents a positive number, r represents 0 or a positive number, and the sum of q and r is 300 or more], characterized in that the above condensation agent and the above monomer are mixed at a temperature of 45° C. or higher. The above method allows the production of a polymer compound which exhibits excellent fuel cell characteristics and has a high molecular weight.
    Type: Application
    Filed: February 2, 2005
    Publication date: April 29, 2010
    Inventors: Toru Onodera, Kazuel Ohuchi, Shigeru Sasaki
  • Patent number: 7705108
    Abstract: Described herein are compositions including heterocyclic organic compounds such as fused thiophene compounds, methods for making them, and uses thereof.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: April 27, 2010
    Assignee: Corning Incorporated
    Inventor: Mingqian He
  • Publication number: 20100081783
    Abstract: A non crosslinked, covalently crosslinked and/or ionically crosslinked polymer, having repeating units of the general formula (1) —K—R—??(1) In which K is a bond, oxygen, sulphur, the radical R is a divalent radical of an aromatic or heteroaromatic compound.
    Type: Application
    Filed: November 10, 2009
    Publication date: April 1, 2010
    Inventor: Thomas Haring
  • Publication number: 20100047703
    Abstract: The present invention is directed to a polycarbonate resin comprising a structural unit represented by the following general formula (I), wherein the structural unit of general formula (I) occupies 5 to 100 mol % relative to all the structural units, and the limiting viscosity of the polycarbonate resin is 0.3 to 2.0 dl/g: wherein in the formula, R1 through R8 independently represent a hydrogen atom, a halogen group, an alkyl group having a carbon number of 1 through 9, an aryl group having a carbon number of 6 through 12, an alkenyl group having a carbon number of 2 through 5, an alkoxy group having a carbon number of 1 through 5, or an aralkyl group having a carbon number of 7 through 17.
    Type: Application
    Filed: July 31, 2007
    Publication date: February 25, 2010
    Inventor: Jun Tajima
  • Publication number: 20100009297
    Abstract: Antireflective coatings and related polymers are disclosed.
    Type: Application
    Filed: July 8, 2008
    Publication date: January 14, 2010
    Inventors: Huirong Yao, Guanyang Lin, Jian Yin, Hengpeng Wu, Mark Neisser, Ralph Dammel
  • Publication number: 20090291222
    Abstract: A copolymer composition comprising monomers copolymerized in the following percentages by weight: (a) from about 20% to about 95% of a monomer, or mixture of monomers, of formula (I): CnF2n+1(CH2)x[(CF2CF2)y(CH2CH2)z]m-L-C(O)—C(R)?CH2??(I) wherein R is H, Cl, F or CH3, L is O, S, NH, S—(CH2)rO, S—(CH2)rNH, OC(O)NH—CH2CH2O, NHC(O)NHCH2CH2O, S—(CH2)rOC(O)NHCH2CH2O, or S(CH2)rNHC(O)NHCH2CH2O, and (b) from about 5% to about 80% of at least one of: (i) an alkyl (meth)acrylate monomer having a linear, branched or cyclic alkyl group of from about 6 to about 18 carbons; or (II) a monomer of formula (II) (R2)2N—R3—O—C(O)—C(R)?CH2??(II) wherein R is H, Cl, F or CH3, each R2 is independently a C1 to C4 alkyl; and R3 is a divalent linear or branched C1 to C4 alkylene; and wherein the nitrogen is from about 40% to 100% salinized; or (iii) a mixture thereof.
    Type: Application
    Filed: May 20, 2008
    Publication date: November 26, 2009
    Applicant: E. I. du Pont de Nemours and Company
    Inventors: Weiming Qiu, Anilkumar Raghavanpillai, Peter Michael Murphy, Jessica Louise Flatter
  • Publication number: 20090281270
    Abstract: A polymer for ion conductor applications includes a polymer segment having a perfluorocyclobutyl moiety and a polymer segment not having such a moiety. One of these polymer segments is sulfonated to improve ionic conductivity. Fuel cells incorporating the ion conducting polymers are provided.
    Type: Application
    Filed: August 25, 2008
    Publication date: November 12, 2009
    Applicant: GM GLOBAL TECHNOLOGY OPERATIONS, INC.
    Inventors: Timothy J. Fuller, Sean M. MacKinnon, Michael R. Schoeneweiss
  • Publication number: 20090234092
    Abstract: Polymers of naphthalene tetracarboxylic diimide dimmers are provided. The polymers are of the Formula I wherein the A units are selected from and Formula IX The polymers are suitable for use in the active layer of an imaging member and exhibit properties of both a binder and an electron-transporting material.
    Type: Application
    Filed: June 5, 2009
    Publication date: September 17, 2009
    Applicant: Xerox Corporation
    Inventors: Timothy P. Bender, John Graham, James M. Duff
  • Publication number: 20090149625
    Abstract: Sulfonated polyarylenes have excellent processability and methanol resistance. The polyarylene includes a structural unit (S) represented by Formula (2-2) below and a structural unit (T) represented by Formula (2-3) below, the structural unit (S) accounting for a proportion “s” of 95 to 50 mol %, the structural unit (T) accounting for a proportion “t” of 5 to 50 mol % (“s”+“t”=100 mol %): wherein each A independently represents a divalent linking group represented by —CO— or —SO2—; and R1 to R4 each independently represent a hydrogen atom, a fluorine atom, an alkyl group or an aryl group.
    Type: Application
    Filed: April 24, 2007
    Publication date: June 11, 2009
    Applicant: JSR CORPORATION
    Inventors: Yoshitaka Yamakawa, Yousuke Konno, Kohei Goto
  • Publication number: 20090131582
    Abstract: Polyaryletherketones and a method for producing the same are described wherein, for a given melt viscosity, the melt flow index is higher than expected. Such polymers may be used in situations where relative high flow is desirable.
    Type: Application
    Filed: June 13, 2007
    Publication date: May 21, 2009
    Applicant: VICTREX MANUFACTURING LIMITED
    Inventors: Simon Jonathon Grant, John Russell Grasmeder, Michael John Percy, Brian Wilson
  • Patent number: 7507771
    Abstract: In one aspect, the invention provides ion conductive copolymers comprising (1) a plurality of first oligomers, (2) a plurality of second oligomers, (3) ion conductive monomers and (4) linking monomers. The oligomers preferably are hydrophobic and together with the ion conductive monomers are randomly dispersed between the linking monomers. Uses of such polymeric materials include the formation of polymer electrolyte membranes (PEMs), catalyst coated membranes (CCM's) and membrane electrolyte assemblies (MEA's) which may be used in fuel cells and the like.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: March 24, 2009
    Assignee: Polyfuel, Inc.
    Inventors: Shuguang Cao, Kie Hyun Nam
  • Patent number: 7473719
    Abstract: The present invention provides crosslinkable compositions useful in the preparation of hydrophilic gels, and are prepared from polymers having pendent hydrophilic groups, and pendant Michael donor groups, and crosslinked by polyacryl Michael acceptor compounds.
    Type: Grant
    Filed: January 28, 2008
    Date of Patent: January 6, 2009
    Assignee: 3M Innovative Properties
    Inventors: David J. Plaut, Duane D. Fansler, Kevin M. Lewandowski, Babu N. Gaddam
  • Publication number: 20080214773
    Abstract: Dithiocarbonate derivatives are disclosed, along with a process for preparing the same. The dithiocarbonate compounds can be utilized as initators, chain transfer agents and/or terminators in controlled free radical polymerizations. The dithiocarbonates can be used to produce polymers having narrow molecular weight distribution. Advantageously, the compounds of the present invention can also introduce functional groups into the resulting polymers. The dithiocarbonate compounds have low odor and are substantially colorless.
    Type: Application
    Filed: February 25, 2008
    Publication date: September 4, 2008
    Inventor: John Ta-Yuan Lai
  • Publication number: 20080161528
    Abstract: The present invention relates to sulfide-containing polythiols and their methods of preparation. Sulfide-containing polythiols can have a variety of uses and applications. The sulfide-containing polythiols of the present invention can be especially useful in polyurethane compositions for the manufacture of ophthalmic lenses.
    Type: Application
    Filed: February 26, 2008
    Publication date: July 3, 2008
    Applicant: PPG INDUSTRIES OHIO, INC.
    Inventors: Nina Bojkova, Robert A. Smith
  • Publication number: 20080070161
    Abstract: The photoresist monomer including an oxime group, a polymer thereof and a photoresist composition containing the same are disclosed. The photoresist monomer is represented by following Formula. In Formula, R* is independently a hydrogen or a methyl group, and R is a substituted or unsubstituted C1˜C25 alkyl group with or without an ether group, or a substituted or unsubstituted C4˜C25 hydrocarbon group including an aryl group, a heteroaryl group, a cycloalkyl group or a multicycloalkyl group with or without an ether group, a ketone group or a sulfur.
    Type: Application
    Filed: September 10, 2007
    Publication date: March 20, 2008
    Inventors: Deog-Bae Kim, Jung-Youl Lee, Geun-Jong Yu, Sang-Jung Kim, Jae-Woo Lee, Jae-Hyun Kim
  • Publication number: 20080051551
    Abstract: Compositions comprise nonionic fluorinated polymeric surfactants and solvent. The solvent comprises: at least one of a polyol or polyol ether, wherein the polyol and polyol ether have from 2 to 25 carbon atoms; and at least one monohydroxy alcohol, ether, or ketone having from 1 to 4 carbon atoms, or a mixture thereof, wherein the solvent is capable of at least one of solubilizing or displacing brine or condensate in the hydrocarbon-bearing clastic formation. Embodiments of the compositions are useful in recovery of hydrocarbons from hydrocarbon-bearing clastic formations that contain brine and/or condensate.
    Type: Application
    Filed: August 22, 2007
    Publication date: February 28, 2008
    Applicants: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Gary A. Pope, Jimmie R. Baran
  • Patent number: 7335690
    Abstract: The present invention provides crosslinkable compositions useful in the preparation of hydrophilic gels, and are prepared from polymers having pendent hydrophilic groups, and pendant Michael donor groups, and crosslinked by polyacryl Michael acceptor compounds.
    Type: Grant
    Filed: January 25, 2005
    Date of Patent: February 26, 2008
    Assignee: 3M Innovative Properties Company
    Inventors: David J. Plaut, Duane D. Fansler, Kevin M. Lewandowski, Babu N. Gaddam
  • Patent number: 7307138
    Abstract: A sulfonated aromatic polyether ketone of the formula (II) [Ar—O—Ar?—CO—Ar?—O—Ar—CO—Ar?—CO—] ??(II) in which from 1% to 100% of the O-phenylene-CO units are substituted with an SO3M group and sulfonated and unsulfonated O-phenylene-CO units can be in any desired sequence with respect to one another, the radicals Ar, Ar? and Ar? independently of one another are substituted or unsubstituted 1,2-, 1,3- or 1,4-phenylene rings, and M, taking into account the ionic valencies, comprises one or more elements selected from the following group: H, NR4+, where R is H or C1-C4-alkyl, or an alkali metal or alkaline earth metal or a metal from subgroup 8, and is preferably H, NR4+, Li, Na, K, Ca, Mg, Fe or Pt.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: December 11, 2007
    Inventors: Joachim Clauss, Gregor Deckers, Arnold Schneller, Helmut Witteler