With Chalcogen Containing Monomer, E.g., Additional Carboxyl Monomer, Etc. Patents (Class 526/318.5)
  • Patent number: 11827784
    Abstract: Functionalized polyacrylate polymer compositions for treating clay or clay bearing aggregates compositions are disclosed. Also disclosed are methods for preparing the functionalized polyacrylate polymer compositions, admixtures containing such polymers and methods for the mitigation of clays in cementitious and aggregate compositions using these polymers.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: November 28, 2023
    Assignee: Huntsman International LLC
    Inventors: Antonius Wibowo, Ben Wambacq, Xiaohua Fang, Haibo Zhao
  • Publication number: 20150094438
    Abstract: A process for the production of methacrylic acid by the base catalysed decarboxylation of at least one dicarboxylic acid selected from itaconic, citraconic or mesaconic acid or mixtures thereof is described. The decarboxylation is carried out at a temperature in the range from 100 to 199° C. A method of preparing polymers or copolymers of methacrylic acid or methacrylic acid esters is also described.
    Type: Application
    Filed: April 26, 2013
    Publication date: April 2, 2015
    Inventors: Graham Ronald Eastham, David William Johnson, Mark Waugh
  • Patent number: 8945716
    Abstract: A process for producing water-absorbing polymer particles, comprising polymerization of a monomer solution or suspension, classification and drying of the resulting moist polymer gel, and comminution of the coarse fraction removed in the classification of the moist polymer gel, wherein the classification of the moist polymer gel is performed by means of a plurality of bar decks arranged in a cascade in a vibrating frame.
    Type: Grant
    Filed: June 18, 2013
    Date of Patent: February 3, 2015
    Assignee: BASF SE
    Inventors: Roland Krauss, Thomas Gieger, Volker Klock
  • Patent number: 8883961
    Abstract: The invention relates to a process for producing water-absorbing polymer particles, comprising thermal postcrosslinking in a contact dryer having external heated outer surfaces.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: November 11, 2014
    Assignee: BASF SE
    Inventors: Monte Peterson, Filip Mees, John Perry Guentzel, Justin Martin, Dominicus van Esbroeck, Karl J. Possemiers, Leo Van Miert, Oskar Stephan, Rüdiger Funk, Matthias Weismantel
  • Publication number: 20140329916
    Abstract: Provided herein is a non-naturally occurring microbial organism having a methanol metabolic pathway that can enhance the availability of reducing equivalents in the presence of methanol. Such reducing equivalents can be used to increase the product yield of organic compounds produced by the microbial organism, such as adipate, 6-aminocaproate, hexamethylenediamine or caprolactam. Also provided herein are methods for using such an organism to produce adipate, 6-aminocaproate, hexamethylenediamine or caprolactam.
    Type: Application
    Filed: December 16, 2013
    Publication date: November 6, 2014
    Applicant: Genomatica, Inc.
    Inventors: Anthony P. Burgard, Robin E. Osterhout, Stephen J. Van Dien, Cara Ann Tracewell, Priti Pharkya, Stefan Andrae
  • Patent number: 8871880
    Abstract: The invention relates to a superabsorbent copolymer comprising a reaction product of a reactive optical brightener comonomer. In another embodiment, the superabsorbent copolymer comprises a reaction product of a first monomer and a reactive optical brightener comonomer. The reactive optical brightener comonomer may be selected from various pyrene optical brighteners listed herein. The invention also relates to superabsorbent copolymer having from about 0.1 to 10,000 ppm of a reactive optical brightener comonomer based on the superabsorbent copolymer.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: October 28, 2014
    Assignee: Evonik Corporation
    Inventors: Matthias Naumann, James S. Wooten, IV
  • Publication number: 20140256857
    Abstract: A method of utilizing a copolymer for dispersing inorganic binders, the copolymer comprising as comonomers in copolymerized form at least one ethylenically unsaturated acid monomer and at least one ethylenically unsaturated, branched polyether macromonomer. Further disclosed are dispersants for inorganic binders, comprising the subject copolymer, and building material mixtures comprising inorganic binders and the subject dispersant.
    Type: Application
    Filed: March 6, 2014
    Publication date: September 11, 2014
    Inventors: Joachim DENGLER, Alexander KRAUS, Rabie AL-HELLANI, Anna CRISTADORO, Silke FLAKUS, Nicoletta ZEMINIAN, Ida ROS
  • Publication number: 20140235760
    Abstract: The invention relates to a pulverulent composition which can be produced by bringing a powder which comprises at least one inorganic binder into contact with from 0.01 to 10% by weight, based on the total mass of the composition, of a liquid component comprising at least one copolymer which can be obtained by polymerization of a mixture of monomers comprising (I) at least one ethylenically unsaturated monomer which comprises at least one radical selected from the group consisting of carboxylic acid, carboxylic acid salt, carboxylic esters, carboxamide, carboxylic anhydride and carboximide and (II) at least one ethylenically unsaturated monomer having a polyalkylene oxide radical, where the liquid component contains at least 1% by weight of the at least one copolymer and at least 30% by weight of an organic solvent. Furthermore, a process for producing the liquid component, the use thereof and also specific copolymers are disclosed.
    Type: Application
    Filed: September 25, 2012
    Publication date: August 21, 2014
    Inventors: Manfred Bichler, Michael Schinabeck, Norbert Steidl, Werner Strauss, Markus Maier, Markus Wilde
  • Publication number: 20140142270
    Abstract: A copolymer with high chemical homogeneity, consisting of (A) 50 to 30% by weight of ethylene, (B) 50 to 70% by weight of C4- to C24-hydrocarbyl ester of (meth)acrylic acid, (C) 0 to 5% by weight of (meth)acrylic acid and (D) 0 to 10% by weight of copolymerizable monomers, obtainable by polymerizing a mixture of 80 to 60% by weight of ethylene, 20 to 40% by weight of (meth)acrylic acid and 0 to 10% by weight of copolymerizable monomers in a backmixing, continuous polymerization apparatus, and subsequently polymer-analogously esterifying the resulting copolymer with C4- to C24-hydrocarbinols. The inventive copolymer is suitable for improving the cold flow properties of fuel oils, for lowering the lower mixing temperature of cold flow improver additives into fuel oils, and for improving the filterability of fuel oils comprising cold flow improver additives.
    Type: Application
    Filed: January 27, 2014
    Publication date: May 22, 2014
    Applicant: BASF SE
    Inventors: Frank-Olaf MAEHLING, Jan Strittmatter, Irene Troetsch-Schaller, Ivette Garcia-Castro, Michael Schroers, Uwe Rebholz
  • Patent number: 8716420
    Abstract: An amphiphilic polymer (A) comprising repeat units of the general formulae (I), (II) and (III): or salts thereof, wherein R1 is H or methyl, R2 is an aliphatic moiety with a main chain of 3 to 30 carbon atoms and 0 to 3 heteroatoms selected from the group N, O, S, Se and Si, and R3 is one of (i) an alicyclic moiety with a main chain of 5 to 80 carbon atoms and 0 to 30 heteroatoms (ii) a moiety —Z—R4 wherein R4 is an alicyclic moiety with a main chain of 5 to 80 carbon atoms and 0 to 30 heteroatoms and Z is an aliphatic bridge of 1 to 3 carbon atoms and 0 to 2 heteroatoms, (iii) an aliphatic moiety with a main chain of 3 to 80 carbon atoms and 0 to about 30, and a C?C group or an azido group.
    Type: Grant
    Filed: October 12, 2009
    Date of Patent: May 6, 2014
    Assignee: Agency for Science, Technology and Research
    Inventors: Dominik Janczewski, Nikodem Tomczak, Ming-Yong Han, G. Julius Vancso
  • Patent number: 8629218
    Abstract: The present invention is directed to curable film-forming compositions comprising a film-forming resin and a crosslinking agent. The film-forming resin contains a polymer having functional aromatic groups derived from functional aromatic acids. The present invention further provides multi-component composite coating compositions comprising a first film-forming composition applied to a substrate to form a primer or base coat, and a second film-forming composition applied on top of the primer or base coat to form a top coat, the top coat comprising the composition described above. Coating compositions prepared from the curable compositions of the present invention demonstrate superior gloss and acid etch resistance properties, making them ideally suited for automotive applications.
    Type: Grant
    Filed: May 13, 2010
    Date of Patent: January 14, 2014
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Charles M. Kania, Lyle L. Foringer, Shiryn Tyebjee, Leigh Ann Humbert, Kevin C. Olson
  • Patent number: 8629230
    Abstract: In manufacturing of a carboxyl group-containing water-soluble polymer by a precipitation polymerization method, a method which can improve production efficiency with increasing practicality continuously adds a monomer solution wherein a monomer component containing an ?,?-unsaturated carboxylic acid is dissolved in an inert solvent in a concentration of 20 to 50% by volume to an inert solvent charged in a reaction vessel. In this case, the amount of the inert solvent charged in the reaction vessel is set so that the concentration of the monomer component in the total amount summed up with the monomer solution is 10 to 24% by volume, and the time period until completion of continuous addition of the total amount of the monomer solution is set so that the conversion of the monomer component at the time of completion of addition of the total amount of the monomer solution is 60% or more. The monomer component may contain a polymerizable compound having two or more ethylenically unsaturated groups.
    Type: Grant
    Filed: July 27, 2010
    Date of Patent: January 14, 2014
    Assignee: Sumitomo Seika Chemicals Co., Ltd.
    Inventors: Yuichiro Morimitsu, Masayuki Toda, Taro Ashida, Masatoyo Yoshinaka, Shinji Kobayashi
  • Publication number: 20130338328
    Abstract: A process for producing water-absorbing polymer particles, comprising polymerization of a monomer solution or suspension, classification and drying of the resulting moist polymer gel, and comminution of the coarse fraction removed in the classification of the moist polymer gel, wherein the classification of the moist polymer gel is performed by means of a plurality of bar decks arranged in a cascade in a vibrating frame.
    Type: Application
    Filed: June 18, 2013
    Publication date: December 19, 2013
    Inventors: Roland Krauss, Thomas Gieger, Volker Klock
  • Patent number: 8586687
    Abstract: The present invention has an object to provide a polyalkylene glycol-based polymer having high anti-soil redeposition ability in washing treatment and having high compatibility with surfactants. The polyalkylene glycol-based polymer includes: a structure unit (a) derived from a polyalkylene glycol-based monomer (A) of a specific structure, and a structure unit (b) derived from a carboxyl group-containing monomer (B) at specific ratios.
    Type: Grant
    Filed: December 17, 2010
    Date of Patent: November 19, 2013
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Atsuro Yoneda, Akiko Hemmi, Sachiko Nakanishi, Daisuke Michitaka
  • Publication number: 20130280606
    Abstract: Provided is a binder composition for electrodes that has high stability in the form of a liquid composition dissolved or dispersed in a solvent and can improve cycle property of a non-aqueous electrolyte battery. The binder composition used is a binder composition including a polymer A containing 80% by weight or more and 99.9% by weight or less of a repeating unit derived from a monomer including a nitrile group and 0.1% by weight or more and 20% by weight or less of a repeating unit derived from an ethylenically unsaturated compound, wherein a weight-average molecular weight of the polymer A is 500,000 to 2,000,000, and a molecular weight distribution (Mw/Mn) of the polymer A is 13 or smaller.
    Type: Application
    Filed: December 27, 2011
    Publication date: October 24, 2013
    Applicant: ZEON CORPORATION
    Inventor: Toshiyuki Sekine
  • Patent number: 8497336
    Abstract: A process for producing water-absorbing polymer particles with a low centrifuge retention capacity by polymerizing in a continuous kneading reactor under an inert gas volume flow of at most 10 m3/h per m3 of reactor volume.
    Type: Grant
    Filed: March 16, 2009
    Date of Patent: July 30, 2013
    Assignee: BASF SE
    Inventors: Matthias Weismantel, Rüdiger Funk, Ronny De Kaey, Karl J. Possemiers
  • Patent number: 8492497
    Abstract: The present invention relates to copolymers comprising as comonomers in copolymerized form (A) at least one ethylenically unsaturated mono- or dicarboxylic acid, (B) at least one ethylenically unsaturated compound which has at least one structural unit of the general formula (I) per molecule: where the variables are defined as follows: R1 is different or identical and selected from hydrogen, C1-C30-alkyl, C6-C30-aryl and C7-C30-aralkyl, A1 is different or identical and selected from C2-C10-alkylene, C6-C10-arylene and C7-C10-aralkylene, n is different or identical and selected from zero to 200, m is different or identical and selected from 1 to 6, (C) at least one further comonomer.
    Type: Grant
    Filed: July 12, 2010
    Date of Patent: July 23, 2013
    Assignee: BASF SE
    Inventors: Rabie Al-Hellani, Bernd Bruchmann, Daniel Schoenfelder, Anna Cristadoro, Reinhold J Leyrer, Cristofer Arisandy
  • Patent number: 8487048
    Abstract: Objects of the present invention are: to provide a water-absorbent resin which exhibits excellent balances between water absorption performances; and further to provide a process by which a water-absorbent resin having excellent absorption properties can be produced even if no hydrophilic organic solvent is used, or even if its amount is extremely reduced, when carrying out the surface-crosslinking treatment; and further to provide a water-absorbent resin optimum to absorbent articles such as diapers.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: July 16, 2013
    Assignee: Nippon Shokubai Co., Ltd.
    Inventors: Katsuyuki Wada, Masatoshi Nakamura, Kazuki Kimura, Kunihiko Ishizaki
  • Publication number: 20130172505
    Abstract: A method for synthesizing concrete polycarboxylic acid water-reducing agent at room temperature under non-stirring situation is disclosed, which comprises dissolving reactive materials, initiator, chain transfer agent and promoter into a solvent, reacting on standing at 0-50° C.; then adding neutralizing agent at the end of reaction. The method makes use of oxidation-reduction system reacting at low temperature, and can adapt to a variety of reactive material monomers. It does not need to control feeding speed or provide extra heating, does not need to stir during the reaction, and remarkably simplifies operation steps in traditional process, which makes it possible to not only produce in large scale, but also produce in small scale in concrete construction site at any moment.
    Type: Application
    Filed: October 29, 2010
    Publication date: July 4, 2013
    Inventor: Jian Fang
  • Patent number: 8349983
    Abstract: The invention relates to a process for the preparation of an aqueous solution comprising 30 to 95% by weight of water and 5 to 70% by weight of a copolymer dissolved in the water by free radical solution polymerizations of an isoprenol polyether derivative with an acrylic acid derivative, so that the copolymer has 20 to 45 mol % of an isoprenol polyether derivative structural unit and 55 to 80 mol % of an acrylic acid derivative structural unit. The aqueous solution is suitable as a superplasticizer for hydraulic binders.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: January 8, 2013
    Assignee: Construction Research & Technology GmbH
    Inventors: Klaus Lorenz, Gerhard Albrecht, Silke Flakus, Alexander Kraus, Helmut Mack, Petra Wagner, Barbara Wimmer, Christian Scholz, Angelika Hartl, Martin Winklbauer
  • Patent number: 8349979
    Abstract: An admixture comprises an aqueous composition of a) a copolymeric dispersing component, b) an antifoaming agent component, c) a surfactant component, and d) water. The components may be a blend or physically or chemically attached and result in a stable liquid system that can be used as a dispersing agent for a calcium sulfate compound containing construction chemicals composition.
    Type: Grant
    Filed: August 12, 2008
    Date of Patent: January 8, 2013
    Assignee: BASF Construction Polymers GmbH
    Inventors: Herbert Hommer, Frank Dierschke, Anja Trieflinger, Konrad Wutz, Manfred Bichler
  • Patent number: 8344084
    Abstract: An admixture comprises an aqueous composition of a) a copolymeric dispersing component, b) an antifoaming agent component, c) a surfactant component, and d) water. The components may be a blend or physically or chemically attached and result in a stable liquid system that can be used as a dispersing agent for a calcium sulfate compound containing construction chemicals composition.
    Type: Grant
    Filed: September 22, 2010
    Date of Patent: January 1, 2013
    Assignee: BASF Construction Polymers GmbH
    Inventors: Manfred Bichler, Herbert Hommer, Frank Dierschke, Anja Trieflinger, Konrad Wutz
  • Publication number: 20120270980
    Abstract: Presently described are coating compositions comprising a polymerizable resin composition and a non-ionic unpolymerizable surfactant. In some embodiments, the coating comprises greater than 10 wt-% of non-ionic unpolymerizable surfactant. In other embodiments, the coating composition comprises an an additive comprising a silicone group or a fluorinated group and a hydrophobic group. Also described are articles comprising the cured coating compositions. In one embodiment, an article is described comprising a cured coating wherein the cured coating exhibits a property of an initially visible simulated fingerprint reducing in visibility in 1-20 minutes. Also described is a method of determining the fingerprint visibility of a coating composition and a polyacylate composition useful as an additive. In another embodiment a coated surface is described comprising a polymeric organic material comprising a plurality of pores wherein a portion of the pores are interconnected and comprise a lipophilic liquid.
    Type: Application
    Filed: June 19, 2012
    Publication date: October 25, 2012
    Inventors: Richard J. Pokorny, Thomas P. Klun, Christopher B. Walker, JR., David B. Olson, Joan M. Noyola, Michelle L. Toy, Evan L. Schwartz
  • Patent number: 8283430
    Abstract: The present invention relates to a composition for manufacturing a carboxylic group-containing polymer and a carboxylic group-containing polymer manufactured by using the same. More particularly, the present invention relates to a composition for manufacturing a carboxylic group-containing polymer comprising an allyl monomer having a long chain of a hydrophilic part containing alkylene oxide and a side chain of a hydrophobic part containing fatty acid ester as a dispersion promoter; a vinyl group-containing unsaturated carboxylic acid; a vinyl group-containing crosslinking agent; and a radical polymerization initiator, and a carboxylic group-containing polymer manufactured by using the same wherein the polymer can be dispersed in water without stirring, its dispersion solution has low viscosity, and its neutralized viscous solution obtained by alkali neutralization has high viscosity and transparency.
    Type: Grant
    Filed: February 13, 2008
    Date of Patent: October 9, 2012
    Assignee: AK Chemtech Co. Ltd.
    Inventors: Kyo-Duck Ahn, Jong-Gi Lee, Choun-San Kim, Young-Shin Kim
  • Patent number: 8263680
    Abstract: Acrylic polymers comprising vinyl acetate monomers, hydroxyl functional monomers and low Tg alkyl acrylate monomers are useful in adhesive compositions that find use in skin contact applications.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: September 11, 2012
    Assignee: Henkel AG & Co. KGaA
    Inventors: Allison Luciano, Eric N. Silverberg, Paul B. Foreman, Jianye Wen, Eli J. Goldman, Jay Audette
  • Publication number: 20120202959
    Abstract: A process for producing water-absorbing polymer particles with improved free swell rate by polymerizing a monomer solution or suspension comprising an ethylenically unsaturated monomer bearing acid groups, an ethylenically unsaturated monomer, a crosslinker and an initiator.
    Type: Application
    Filed: February 1, 2012
    Publication date: August 9, 2012
    Applicant: BASF SE
    Inventors: Norbert Herfert, Thomas Daniel, Klaus Dieter Hörner
  • Patent number: 8192754
    Abstract: The invention encompasses micelle assemblies, compositions having micelle assemblies, and methods for preparing micelle assemblies and compositions thereof. Also, the invention encompasses compounds of the formula: A-X—Y—Z—R1 wherein A is a carboxy group or is absent; X is a polyol, Y is —C(?O)—, —C(?S)—, or is absent; Z is O, S, or NH; and R1 is a polyether, wherein one or more hydroxy groups of the polyol are acylated with a fatty acid residue, wherein the compounds form micelle assemblies. The invention encompasses methods of encapsulating molecules using the compounds of the invention.
    Type: Grant
    Filed: November 25, 2008
    Date of Patent: June 5, 2012
    Assignee: Rutgers, The State University of New Jersey
    Inventors: Kathryn E. Uhrich, Lu Tian
  • Publication number: 20120108776
    Abstract: In manufacturing of a carboxyl group-containing water-soluble polymer by a precipitation polymerization method, a method which can improve production efficiency with increasing practicality continuously adds a monomer solution wherein a monomer component containing an ?,?-unsaturated carboxylic acid is dissolved in an inert solvent in a concentration of 20 to 50% by volume to an inert solvent charged in a reaction vessel. In this case, the amount of the inert solvent charged in the reaction vessel is set so that the concentration of the monomer component in the total amount summed up with the monomer solution is 10 to 24% by volume, and the time period until completion of continuous addition of the total amount of the monomer solution is set so that the conversion of the monomer component at the time of completion of addition of the total amount of the monomer solution is 60% or more. The monomer component may contain a polymerizable compound having two or more ethylenically unsaturated groups.
    Type: Application
    Filed: July 27, 2010
    Publication date: May 3, 2012
    Inventors: Yuichiro Morimitsu, Masayuki Toda, Taro Ashida, Masatoyo Yoshinaka, Shinji Kobayashi
  • Publication number: 20110301275
    Abstract: The invention relates to a copolymer comprising i) 3 to 40 mol % of an isoprenolpolyether derivative structural unit ? ii) 3 to 40 mol % of a vinyloxypolyether derivative structural unit ? and iii) 35 to 93 mol % of an acid structural unit ?, the structural units of the copolymer which belong to the vinyloxypolyether derivative structural unit ? having longer side chains than the structural units which belong to the isoprenolpolyether derivative structural unit ?.
    Type: Application
    Filed: November 25, 2009
    Publication date: December 8, 2011
    Applicant: Construction Research & Technology GmbH
    Inventors: Silke Flakus, Klaus Lorenz, Helmut Mack, Christian Scholz, Petra Wagner, Barbara Wimmer, Angelika Hartl, Martin Winklbauer, Manfred Bichler
  • Publication number: 20110251115
    Abstract: [Objective] This invention is to provide a novel copolymer suitably applicable to a detergent composition having an excellent precipitation inhibitory ability and showing a good washing effect even under severe conditions of washing with water used to take Japanese bath. [Solution] A laundry detergent or cleaning composition which comprises a hydrophobic group-containing copolymer characterized by having 1 wt % or more but below 50 wt % of a structural unit (a) derived from at least one kind of monomer (A) selected from ether bond-containing monomers.
    Type: Application
    Filed: September 1, 2009
    Publication date: October 13, 2011
    Inventors: Jeffrey Scott Dupont, Atsuro Yoneda, Akiko Hemmi
  • Publication number: 20110183880
    Abstract: The present invention provides a (meth)acrylic acid-based copolymer useful to a detergent which is excellent in efficient removal capability of soil of clothes (in particular, hydrophobic soil such as collar dirt or greasy dirt), and prevention capability of soil redeposition, not to re-adhere the soil to laundries, even in carrying out washing with small amount of water.
    Type: Application
    Filed: January 30, 2007
    Publication date: July 28, 2011
    Applicant: Nippon Shokubai Co., Ltd
    Inventors: Atsuro Yoneda, Akiko Hemmi
  • Publication number: 20110152428
    Abstract: A high-molecular dispersant suitable for basic inorganic pigments in non-aqueous systems is provided. The high-molecular dispersant contains a copolymer that contains a constitutional unit (a), a constitutional unit (b), and a constitutional unit (c), wherein the constitutional unit (a) accounts for 5 to 45 wt % of the total amount of the constitutional units, the constitutional unit (b) accounts for 50 to 90 wt % of the total amount of the constitutional units, and a ratio by weight of the constitutional unit (c) with respect to the constitutional unit (b) (constitutional unit (c)/constitutional unit (b)) is 0.05 to 0.
    Type: Application
    Filed: August 21, 2009
    Publication date: June 23, 2011
    Applicant: KAO CORPORATION
    Inventors: Shuichi Inaya, Kazuo Kuwahara, Takahiro Oshima
  • Patent number: 7964686
    Abstract: Aqueous treatment composition for use as anti-scalant and dispersant. The composition includes a polymer containing low amounts of sulfonate that prove as effective in carbonate and phosphate inhibition as polymers containing much higher amounts of sulfonate.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: June 21, 2011
    Assignee: Akzo Nobel N.V.
    Inventors: Klein A. Rodrigues, Adrian Zuberbuehler, Stuart Holt, Kevin Beairsto
  • Patent number: 7960485
    Abstract: The invention relates to processes for preparing water absorbing polymers by polymerization of a monomer solution comprising allyl acrylate and/or allyl alcohol, the solution comprising not more than 0.002% by weight of allyl acrylate and/or allyl alcohol, based on acrylic acid, to aqueous monomer solutions for producing water absorbing polymers, to water absorbing polymers, to processes for producing hygiene articles and also to hygiene articles.
    Type: Grant
    Filed: November 16, 2005
    Date of Patent: June 14, 2011
    Assignee: BASF Aktiengesellschaft
    Inventors: Rüdiger Funk, Uwe Stueven, Friedrich-Georg Martin, Jürgen Schröder
  • Publication number: 20110015361
    Abstract: Copolymers, their use as thickeners, and methods for their preparation The present invention relates to copolymers comprising as comonomers in copolymerized form (A) at least one ethylenically unsaturated mono- or dicarboxylic acid, (B) at least one ethylenically unsaturated compound which has at least one structural unit of the general formula (I) per molecule: where the variables are defined as follows: R1 is different or identical and selected from hydrogen, C1-C30-alkyl, C6-C30-aryl and C7-C30-aralkyl, A1 is different or identical and selected from C2-C10-alkylene, C6-C10-arylene and C7-C10-aralkylene, n is different or identical and selected from zero to 200, m is different or identical and selected from 1 to 6, (C) at least one further comonomer.
    Type: Application
    Filed: July 12, 2010
    Publication date: January 20, 2011
    Applicant: BASF SE
    Inventors: Rabie AL-HELLANI, Bernd Bruchmann, Daniel Schönfelder, Anna Cristadoro, Reinhold J. Leyrer, Christofer Arisandy
  • Publication number: 20110015362
    Abstract: A process for producing water-absorbing polymer particles with a low centrifuge retention capacity by polymerizing in a continuous kneading reactor under an inert gas volume flow of at most 10 m3/h per m3 of reactor volume.
    Type: Application
    Filed: March 16, 2009
    Publication date: January 20, 2011
    Applicant: BASF SE
    Inventors: Matthias Weismantel, Rüdiger Funk, Ronny De Kaey, Karl J. Possemiers
  • Publication number: 20100331510
    Abstract: Water-soluble, hydrophobically associating copolymers which comprise new types of hydrophobically associating monomers. The monomers comprise an ethylenically unsaturated group and a polyether group with block structure comprising a hydrophilic polyalkylene oxide block which consists essentially of ethylene oxide groups, and a terminal, hydrophobic polyalkylene oxide block which consists of alkylene oxides with at least 4, preferably at least 5 carbon atoms.
    Type: Application
    Filed: May 20, 2010
    Publication date: December 30, 2010
    Applicant: BASF SE
    Inventors: Roland Reichenbach-Klinke, Thomas Pfeuffer, Kati Schmidt, Thomas Ostrowski, Reinhold J. Leyrer, Yulia Fogel, Stefan Friedrich, Peter Gaeberlein, Andrea Orleans, Manfred Schuhbeck, Marcus Guzmann, Markus Rösch, Björn Langlotz
  • Patent number: 7855260
    Abstract: Copolymers include two monomer components, a) an olefinic unsaturated monocarboxylic acid comonomer or an ester or a salt thereof of an olefinic unsaturated sulfuric acid comonomer or a salt thereof, and b) an ether comonomer of the general formula (I) Components a) and b) are present in amounts of from 30 to 90 mol-% and from 70 to 10 mol-%, respectively, and comonomer component a) is selected from the group consisting of acrylic acid, methacrylic acid, crotonic acid, isocrotonic acid, allylsulfonic acid, vinylsulfonic acid and a salt thereof or an alkyl or hydroxyalkyl ester. Compositions including a hydraulic binder such as cement, gypsum, lime and anhydrite and the copolymer are also disclosed. The copolymer can be used as superplasticizer or dispersant for non-hardened (wet) and a hydraulic binder containing compositions.
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: December 21, 2010
    Assignee: BASF Construction Polymers GmbH
    Inventors: Manfred Bichler, Herbert Hommer, Konrad Wutz
  • Patent number: 7816441
    Abstract: The use of an addition polymer A composed in copolymerized form of 0.1% to 40% by weight of at least one C3 to C30 alkene, 40% to 99.9% by weight of at least one ethylenically unsaturated C3 to C6 monocarboxylic acid, 0% to 50% by weight of at least one ethylenically unsaturated C4 to C12 dicarboxylic acid and/or of the ethylenically unsaturated dicarboxylic monoalkyl esters or dicarboxylic anhydrides obtainable from said acid, and 0% to 30% by weight of at least one other ethylenically unsaturated compound which is copolymerizable with the aforementioned monomers, as a dispersing assistant in free-radically initiated aqueous emulsion or suspension polymerization.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: October 19, 2010
    Assignee: BASF SE
    Inventors: Oihana Elizalde, Kathrin Michl, Rajan Venkatesh
  • Patent number: 7807766
    Abstract: Polymers which are suitable for use in cleaning compositions are described. The polymers are comprised of at least three different monomers. The types of monomers and ratios of the monomers in the polymers are further disclosed. Cleaning compositions containing the polymers for treating various surfaces and for use in various applications are also provided.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: October 5, 2010
    Assignee: Cognis IP Management GmbH
    Inventors: Thomas Albers, Wolfgang Denuell, Stephen Gross, Dirk Mampe, Florence Mazuel, Hans-Christian Raths, Christoph G Schunicht
  • Publication number: 20100215955
    Abstract: The present invention provides a pressure-sensitive adhesive sheet including at least one pressure-sensitive adhesive layer formed of a pressure-sensitive adhesive composition containing an acrylic polymer (a) in which the total content of acrylic acid and methacrylic acid relative to the entire monomer ingredients constituting the acrylic polymer is 10% by weight or less, in which the total amount of an acrylic acid ion and a methacrylic acid ion extracted from the pressure-sensitive adhesive sheet with pure water under the condition of 100° C. for 45 minutes, as measured in accordance with an ion chromatography, is 20 ng/cm2 or less per the unit area of the pressure-sensitive adhesive layer.
    Type: Application
    Filed: February 24, 2010
    Publication date: August 26, 2010
    Applicant: NITTO DENKO CORPORATION
    Inventor: Hiroaki KISHIOKA
  • Patent number: 7727586
    Abstract: A process for producing water-absorbing polymeric particles by dropletization polymerization in the gas phase, which comprises drying the polymeric particles after the polymerization in a fluidized bed, the water-absorbing polymeric particles themselves, hygiene articles comprising these water-absorbing polymeric particles and also apparatus for implementing the process.
    Type: Grant
    Filed: January 24, 2006
    Date of Patent: June 1, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Stefan Bruhns, Volker Frenz, Dennis Lösch, Volker Seidl, Uwe Stueven, Carolin Nadine Dücker, Matthias Weismantel, Wilfried Heide, Stefan Blei
  • Patent number: 7714061
    Abstract: The present invention relates to a process for postcrosslinking water-absorbing polymeric particles in the absence of oxidizing gases, to the water-absorbing polymers preparable by the process and to their use in hygiene articles and packaging materials.
    Type: Grant
    Filed: November 28, 2005
    Date of Patent: May 11, 2010
    Inventors: Ulrich Riegel, Thomas Daniel, Uwe Stueven, Mark Elliott
  • Patent number: 7709052
    Abstract: Alkyldiketene-containing aqueous polymer dispersions which are obtainable by miniemulsion polymerization of hydrophobic monoethylenically unsaturated monomers in the presence of alkyldiketenes, processes for the preparation of such polymer dispersions and the use of the thus obtainable dispersions as sizes for paper or as water repellents for leather, natural and/or manmade fibers and textiles.
    Type: Grant
    Filed: October 9, 2003
    Date of Patent: May 4, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Rainer Dyllick-Brenzinger, Roland Ettl, Franca Tiarks, Ulrich Riebeling
  • Patent number: 7700702
    Abstract: High molecular weight associative amphoteric polymers for increasing the viscosity of aqueous solutions, comprise: at lease one cationic monomer derived from acrylamide bearing at least one hydrophobic chain of 8 to 30 carbon atoms; 1 to 99.9 mole % of at least one anionic monomer; and 1 to 99 mole % of one or several non-ionic water-soluble monomers. Aqueous solutions containing said polymers find uses in industry, in particular the oil, paper, water treatment, mining, cosmetics, textile, detergency industries and generally in all industrial techniques using thickened solutions.
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: April 20, 2010
    Assignee: SNF S.A.S.
    Inventors: Nicolas Gaillard, Cédrick Favero
  • Patent number: 7649067
    Abstract: The present invention relates to a vinyl ester based polymer latex composition obtainable by free radical emulsion polymerization in substantial absence of a protective colloid and in the presence of no or small amounts of a surfactant, and to a process of making the same. The invention further pertains to a dispersion incorporating said vinyl ester based polymer latex composition, products comprising said dispersion, and various uses of the dispersion.
    Type: Grant
    Filed: October 19, 2005
    Date of Patent: January 19, 2010
    Assignee: Wacker Polymers, L.P.
    Inventors: Helmut Zecha, Holger Kuenstle
  • Publication number: 20090318653
    Abstract: The present invention relates to a composition for manufacturing a carboxylic group-containing polymer and a carboxylic group-containing polymer manufactured by using the same. More particularly, the present invention relates to a composition for manufacturing a carboxylic group-containing polymer comprising an allyl monomer having a long chain of a hydrophilic part containing alkylene oxide and a side chain of a hydrophobic part containing fatty acid ester as a dispersion promoter; a vinyl group-containing unsaturated carboxylic acid; a vinyl group-containing crosslinking agent; and a radical polymerization initiator, and a carboxylic group-containing polymer manufactured by using the same wherein the polymer can be dispersed in water without stirring, its dispersion solution has low viscosity, and its neutralized viscous solution obtained by alkali neutralization has high viscosity and transparency.
    Type: Application
    Filed: February 13, 2008
    Publication date: December 24, 2009
    Applicant: AK CHEMTECH CO., LTD.
    Inventors: Kyo-Duck Ahn, Jong-Gi Lee, Choun-San Kim, Young-Shin Kim
  • Publication number: 20090268279
    Abstract: A reflective material which has a high UV light reflectance and maintains such a high reflectance even after heat treatment, and a reflector for LEDs are provided. A reflective material including a polymer obtained from a composition as a raw material which contains the following (a) and (b): (a) 95 to 30 mass % of a thermally polymerizable or photopolymerizable compound; and (b) 5 to 70 mass % of hollow particles which are formed of a material having an ultraviolet light transmittance of 50% or more at a wavelength of 350 nm.
    Type: Application
    Filed: September 1, 2006
    Publication date: October 29, 2009
    Applicant: Idemitsu Kosan Co, Ltd.
    Inventor: Hiroyuki Higuchi
  • Patent number: 7608661
    Abstract: The present invention is a composition useful for coating the surface of paper wherein the coating composition is an aqueous solution comprising less than 40 wt % water and consisting essentially of a polyvinyl alcohol copolymer that is at least about 95 % hydrolyzed, and a process for preparing the same.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: October 27, 2009
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Elliott Echt, Peter A. Morken, G. Michael Collins
  • Patent number: RE43983
    Abstract: Multi-modal vinyl ester resins having one or more of good fracture toughness, good processing viscosity, and low volatile organic compound emissions are provided. The multi-modal vinyl ester resins are the reaction product of a liquid or crystalline epoxy and an amorphous, solid epoxy, as determined at 25° C., with a vinyl carboxylic acid. The multi-modal vinyl ester resins may contain a reactive diluent, though generally, lower reactive diluent contents are required for such resins than for similar, commercially available vinyl ester resins.
    Type: Grant
    Filed: May 6, 2005
    Date of Patent: February 5, 2013
    Assignees: Drexel University, The United States of America as Represented by the Secretary of the Army
    Inventors: Giuseppe Raffaello Palmese, John Joseph La Scala, James Matthew Sands