Monomer Contains Nitrogen Atom As Part Of A Heterocyclic Ring Patents (Class 524/808)
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Patent number: 11958253Abstract: The present invention relates to the use of a composition comprising isosorbide diglycidyl ether and a curing agent as a sacrificial support, to a sacrificial support comprising isosorbide repeating units, to methods for producing the sacrificial support of the invention and to uses of the sacrificial support of the invention for producing three-dimensional objects.Type: GrantFiled: December 20, 2018Date of Patent: April 16, 2024Assignee: ELANTAS Europe S.R.L.Inventors: Paola Gherardi, Daniela Menozzi, Fabio Campanini, Ettore Fazio
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Patent number: 11629262Abstract: In accordance with some embodiment of the present invention, a liquid composition set is provided. The liquid composition set includes a first liquid composition and a second liquid composition. The first liquid composition comprises: a compound represented by general formula (1): where X and Y each independently represent a functional group, and at least one of X and Y represents an electron-withdrawing functional group; and an acidic substance. The second liquid composition comprises a compound having vinyl group or acryloyl group.Type: GrantFiled: August 4, 2020Date of Patent: April 18, 2023Assignee: RICOH COMPANY, LTD.Inventor: Takao Hiraoka
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Patent number: 11560534Abstract: Liquid laundry detergent compositions including a Diallyldialkylammonium Chloride (DADMAC) Acrylamide co-polymer, and a surfactant system comprising at least one non-ionic surfactant (NI) and at least one linear alkylbenzene sulfonate anionic surfactant (LAS) where the composition has a turbidity of about 50 NTUs or less. The NI is at least about 30 percent by weight of the surfactant system and the LAS is less than about 40 percent by weight of the surfactant system. The surfactant system can also include alcohol ethoxysulfate (AES).Type: GrantFiled: December 15, 2020Date of Patent: January 24, 2023Inventor: Daniel Thomas Piorkowski
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Patent number: 11447578Abstract: The present invention relates to [1] a process for producing a water-based pigment dispersion, including step 1 of subjecting an ionic group-containing monomer (a) and a hydrophobic monomer (b) to polymerization reaction using an ionic group-containing polymerization initiator (x) and an ionic group-containing chain transfer agent (y) to obtain an ionic group-containing polymer A, step 2 of mixing and dispersing the obtained polymer A and a pigment in an aqueous medium to obtain a pigment water dispersion, and step 3 of subjecting the polymer A in the obtained pigment water dispersion to crosslinking reaction with a polyfunctional compound to obtain the water-based pigment dispersion, and [2] a process for producing a water-based ink, including, in addition to the aforementioned steps 1 to 3, step 4 of mixing the obtained water-based pigment dispersion with an organic solvent to obtain the water-based ink.Type: GrantFiled: June 28, 2018Date of Patent: September 20, 2022Assignee: KAO CORPORATIONInventor: Ryo Nakanishi
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Patent number: 11426343Abstract: Provided is a polymer-based antimicrobial composition that is non-toxic, water soluble, and that mitigates the transmission of infectious diseases from surfaces. The composition comprises a cationic polymer, at least one adhesion promoter, optionally organic and/or inorganic particles that are photocatalytically active in visible light, and a carrier, in which the components of the composition are not covalently bound to one another. Also provided is an antimicrobial composition that comprises at least (i) a polyethylenimine-based polymer and a carrier or (ii) an organic and/or inorganic particle that is photocatalytically active in visible light, an adhesion promoter, and a carrier. The antimicrobial compositions can be applied to disinfect a surface and to form residual self-sanitizing films on the surface that are removable.Type: GrantFiled: July 27, 2017Date of Patent: August 30, 2022Assignee: eXion Labs Inc.Inventors: Marion L. Chiattello, Mark Oman
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Patent number: 10968343Abstract: A curable aqueous formulation comprising a) an emulsion polymer with 0.1 to 20 weight percent acid monomers, b) an oxazoline-containing polymer, and c) an aqueous acrylic polymer dispersion with 40 to 100 weight percent acid monomers and having a weight average molecular weight in the range of from 2000 to 500000.Type: GrantFiled: December 29, 2015Date of Patent: April 6, 2021Assignee: Rohm And Haas CompanyInventors: Yin Xue, Zhenbing Chen
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Patent number: 10912868Abstract: A medical material is capable of suppressing adhesion of platelets and proteins even when in contact with biological components such as blood for an extended period of time. The medical material is a copolymer including hydrophobic units and hydrophilic units in which the hydrophobic units have a C2-20 terminal alkyl group in a side chain, the static contact angle of water in the copolymer is at least 30° and less than 70°, and the glass transition temperature of the copolymer exists at only one point in the range from 45° C. to less than 90° C.Type: GrantFiled: August 22, 2017Date of Patent: February 9, 2021Assignee: Toray Industries, Inc.Inventors: Suguru Ushiro, Akihiro Hayashi, Yoshiyuki Ueno
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Publication number: 20150011657Abstract: The present invention concerns a method for preparing a polymer comprising a step (EI) for dispersed phase polymerization in the presence of a reactive stabiliser, wherein the following are brought into contact in an aqueous phase:—at least one ethylenically unsaturated monomer;—at least one source of free radicals; and—a reactive stabiliser comprising a polymer chain including monomer units (N-vinyl lactam) and a thiocarbonylthio-S group (C?S)—.Type: ApplicationFiled: January 30, 2013Publication date: January 8, 2015Inventors: Mathias Destarac, James Wilson
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Patent number: 8754150Abstract: The invention relates to a copolymer which can be used as a superplasticizer for hydraulic binders and comprises 30 to 47 mol % of a (meth)allyl alcohol polyether derivative structural unit and 53 to 70 mol % of a maleic acid derivative structural unit.Type: GrantFiled: January 12, 2009Date of Patent: June 17, 2014Assignee: Construction Research & Technology GmbHInventors: Silke Flakus, Klaus Lorenz, Gerhard Albrecht, Helmut Mack, Angelika Hartl, Martin Winklbauer, Petra Wagner, Barbara Wimmer, Christian Scholz
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Patent number: 8513353Abstract: A copolymer defines interconnected pores and comprises polymerized monomers. The monomers comprise a first monomer more hydrophilic than 2-hydroxyethyl methacrylate (HEMA), and a second monomer as hydrophilic as, or less hydrophilic than, HEMA. In a method of forming a polymer, a bicontinuous microemulsion comprising water, a surfactant, and a combination of monomers copolymerizable for forming a porous copolymer is provided. The combination of monomers comprises the first and second monomers. The monomers in the bicontinuous microemulsion are polymerized to form the porous copolymer. The first monomer may comprise N-vinylpyrrolidone (NVP) or methacrylic acid (MAA). The second monomer may comprise HEMA or methyl methacrylate (MMA).Type: GrantFiled: March 19, 2009Date of Patent: August 20, 2013Assignee: Agency for Science, Technology and ResearchInventors: Edwin Pei Yong Chow, Jackie Y. Ying
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Patent number: 8445586Abstract: The present invention provides a process for producing an N-vinylamide polymer in an efficient manner by an aqueous solution polymerization method in which a gel-like polymer having an excellent handling property can be produced, and a polymerization time can be shortened. The process for producing an N-vinylamide polymer by subjecting a monomer component comprising N-vinylamide to aqueous solution polymerization according to the present invention comprises the step of polymerizing the monomer component comprising N-vinylamide in the presence of an inorganic salt, which inorganic salt is present in an amount of not less than 7% by mass based on water in a uniform aqueous solution comprising the monomer component at a concentration not more than a saturated solution concentration thereof as measured at a polymerization initiation temperature.Type: GrantFiled: June 29, 2009Date of Patent: May 21, 2013Assignee: Dia-Nitrix Co., Ltd.Inventor: Koji Shimizu
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Publication number: 20130035418Abstract: A process for the preparation of monodisperse polymer particles which are formed by contacting monomers with aqueous dispersions comprising monodisperse swellable seed polymers/oligomers, and initiating polymerization in the presence of a steric stabilizer. The resulting swollen seed particles are characterized by the particle mode diameter.Type: ApplicationFiled: October 10, 2012Publication date: February 7, 2013Applicant: LIFE TECHNOLOGIES ASInventor: Life Technologies AS
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Publication number: 20120261070Abstract: A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of ?30° C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula where X is CH2, O, NH or NR and R is a C1 to C4 alkyl group, (c) at least 0.1% by weight of acid monomers. The polymer P1 is prepared by polymerization in at least 2 stages, the glass transition temperature of a polymer from monomers of the first stage being lower by at least 20° C. than the glass transition temperature of a polymer from monomers of a later, second stage.Type: ApplicationFiled: April 10, 2012Publication date: October 18, 2012Applicant: BASF SEInventors: Matthias GERST, Dirk Wulff, Thomas Christ
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Patent number: 8168162Abstract: The invention relates to agents for temporarily shaping keratin fibers, said agents containing: a) at least one film-forming and/or setting amphoteric polymer A and b) at least one copolymer B formed by at least one monomer B1 selected from acrylamide, methacrylamide, N-alkylacrylamide and N-alkylmethacrylamide, at least one monomer B2 selected from N-vinyllactams, at least one monomer B3 selected from quaternized N-vinylimidazoles and the monomer N-vinylimidazole. The invention also relates to the use of the agents for temporarily shaping hair and to an aerosol styling mousse that contains a corresponding agent and at least one propellant.Type: GrantFiled: August 16, 2007Date of Patent: May 1, 2012Assignee: Henkel AG & Co. KGaAInventors: Thorsten Knappe, René Scheffler
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Patent number: 8097562Abstract: The present invention comprises formulations comprising at least one pesticide and at least one co-polymer comprising (a) a N-vinylamid comonomer a) of formula (I) wherein R1 and R2 are independently of one another hydrogen or C1-C4 alkyl, preferably hydrogen or R1 and R2 represent together a —(CH2)x moiety, which forms together with the nitrogen and the carbonyl-moiety a 5-8 membered ring, and (b) at least one comonomer b) selected from the group consisting of vinylpyrridin, vinylpyrridin derivatives and N-vinlyimidazole in polymerized form, methods of combating harmful insects and/or phytopathogenic fungi, a method of controlling undesired vegetation and methods of improving the health of plants based on the afore-mentioned formulations.Type: GrantFiled: November 9, 2007Date of Patent: January 17, 2012Assignee: BASF SEInventors: Yvonne Dieckmann, Michael Ishaque, Ingo Münster, Laurent Picard, Wolfgang Kerl, Jürgen Langewald, Klaus Kreuz, Harald Köhle, Felix Christian Görth
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Publication number: 20110245400Abstract: A stimulus-responsive polymer particulate composition, comprising a first monomer, such as an aqueous microgel derived, for example, from N-isopropylacrylamide, may be rendered less susceptible to aggregation at high shear (e.g. at least as high as 106 s?1) by incorporating into the structure of the particle (e.g. by copolymerisation) of a further monomer, which is not a stimulus-responsive polymer-forming monomer. The further monomer may be incorporated in an amount of up to 25 mol % based on the amount of the first monomer. Such modified polymer particles are suitable for inkjet printing applications (e.g. for printing of aqueous microgels onto low-energy surface substrates).Type: ApplicationFiled: April 6, 2011Publication date: October 6, 2011Inventors: Trevor John Wear, John Martin Higgins, Andrew Clarke, Andrew Michael Howe, Danuta Gibson, Stephanie Veronique Desrousseaux
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Patent number: 7985781Abstract: The present invention provides methods of making covalently crosslinked vinyl polymer hydrogels having advantageous physical properties, and covalently crosslinked vinyl polymer hydrogel compositions made by such methods, as well as articles of manufacture comprising such covalently crosslinked vinyl polymer hydrogel compositions. The physical properties of the produced hydrogels can be adjusted by varying controlled parameters such as the proportion of physical associations, the concentration of polymer and the amount of radiation applied. Such covalently crosslinked vinyl polymer hydrogels can be made translucent, preferably transparent, or opaque depending on the processing conditions. The stability of the physical properties of the produced vinyl polymer hydrogel can be enhanced by controlling the amount of covalent crosslinks.Type: GrantFiled: July 9, 2008Date of Patent: July 26, 2011Assignee: Zimmer GmbHInventors: Orhun K. Muratoglu, Stephen H. Spiegelberg, Jeffrey W. Ruberti, Niels A. Abt
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Patent number: 7939601Abstract: The present invention relates to a polymeric material comprising units capable of having a cationic charge at a pH of from about 4 to about 12; provided that said polymeric material has an average cationic charge density from about 2.75 or less units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for hand dishwashing compositions and personal care products such as soaps, shaving cream foam, foaming shaving gel, foam dephiliatories and shampoos. The polymers are also effective as a soil release agent in fabric cleaning compositions. The polymers are also useful in agrochemical foam, fire-fighting foam, hard surface cleaner foam, and coagulant for titanium dioxide in paper making.Type: GrantFiled: October 30, 2000Date of Patent: May 10, 2011Assignee: Rhodia Inc.Inventors: Vance Bergeron, Dominic Wai-Kwing Yeung, Jean-Francois Bodet, Mark Robert Sivik, Bernard William Kluesener, William Michael Scheper
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Patent number: 7935772Abstract: Disclosed is a water-based resin composition containing a copolymer (A) which is obtained by carrying out emulsion polymerization of an unsaturated monomer composed of 0.5 to 50 parts by mass of a specific ethylenically unsaturated monomer (a) having a piperidyl group in a molecule and 50 to 99.5 parts by mass of an ethylenically unsaturated monomer (b), which does not substantially contain an ethylenically unsaturated monomer having a specific functional group in a molecule, with the total of the ethylenically unsaturated monomers (a) and (b) being 100 parts by mass, under the coexistence of 0.1 to 10 parts by mass of an emulsifier. Also disclosed are a weather resistance improver for water-based paints using the foregoing water-based resin composition, a weather resistance improver for thermoplastic resins, and a weather resistance improver for solvent-based paints.Type: GrantFiled: May 26, 2006Date of Patent: May 3, 2011Assignee: Mitsubishi Rayon Co., Ltd.Inventors: Takahiro Mukuda, Masaaki Kiura, Motomi Tanaka
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Patent number: 7915318Abstract: A water soluble ROMP catalyst, which has high catalytic efficiency for ring opening metathesis is use in the preparation of polymeric blends for use in monolithic columns. In one embodiments a method for making a polymeric blend is discolosed comprising reaction of a water-soluble ROMP catalyst with a norbornene-substituted cycloolefin polymer or a polynorbornene polymer precursor, and wherein the contacting occurs in an aqueous or polar solvent in the presence of a solid support. In another embodiment a monolithic bed is disclosed comprising the water-soluble ROMP catalyst immobilized on a surface of a solid support. Also disclosed is a monolithic bed comprising: a polymer blend, the polymer blend produced from contacting a water soluble ROMP catalyst with a norbornene-substituted cycloolefin polymer or a polynorbornene polymer precursor; and wherein the contacting occurs in an aqueous or polar solvent in the presence of a solid support.Type: GrantFiled: September 9, 2008Date of Patent: March 29, 2011Assignee: General Electric CompanyInventors: Su Lu, Liangliang Qiang, Yanrong Zhu, Zhida Pan
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Publication number: 20110009529Abstract: The invention relates to a copolymer which can be used as a superplasticizer for hydraulic binders and comprises 30 to 47 mol % of a (meth)allyl alcohol polyether derivative structural unit and 53 to 70 mol % of a maleic acid derivative structural unit.Type: ApplicationFiled: January 12, 2009Publication date: January 13, 2011Inventors: Silke Flakus, Klaus Lorenz, Gerhard Albrecht, Helmut Mack, Angelika Hartl, Martin Winklbauer, Petra Wagner, Barbara Wimmer, Christian Scholz
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Publication number: 20100331443Abstract: The present invention relates to a silicone hydrogel having at least about 20 weight % water, and formed from a reactive mixture comprising at least one non-reactive hydrophilic polymer and at least one symmetric, hydroxyl functionalized silicone monomer. Silicone hydrogels of the present invention may be formed from reaction mixtures which do not contain hydrophilic monomers.Type: ApplicationFiled: April 29, 2010Publication date: December 30, 2010Inventors: Diana Zanini, Jason Condrey
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Patent number: 7772300Abstract: A polymeric composition consisting of water-soluble or water-swellable copolymers containing sulfo groups and nonionic polysaccharide derivatives, such as methylcellulose (MC), hydroxyethylcellulose (HEC), hydroxypropylcellulose (HPC), methylhydroxyethylcellulose (MHEC), methylhydroxypropylcellulose (MHPC) and welan gum or diutan gum, and the use thereof as an additive in aqueous construction systems based on hydraulic binders, such as cement, lime, gypsum or anhydrite, is described. The composition can also be used in water-based paint and coating systems. The composition according to the invention exhibits a synergistic improvement of the properties and, when used in relatively small amounts, constitutes highly effective water retention agents in such construction and paint systems, which also achieve outstanding air pore stability and tack.Type: GrantFiled: March 16, 2005Date of Patent: August 10, 2010Assignee: Construction Research & Technology GmbHInventors: Michael Schinabeck, Stefan Friedrich, Uwe Holland, Peter Gâberlein, Manfred Schuhbeck
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Publication number: 20100099803Abstract: A process for the preparation of monodisperse polymer particles which are formed by contacting monomers with aqueous dispersions comprising monodisperse swellable seed polymers/oligomers, and initiating polymerization in the presence of a steric stabilizer. The resulting swollen seed particles are characterized by the particle mode diameter.Type: ApplicationFiled: December 21, 2009Publication date: April 22, 2010Applicant: LIFE TECHNOLOGIES CORPORATIONInventors: ARNE JØRGEDAL, ELIN MARIE AKSNES, GEIR FONNUM, TURID ELLINGSEN, ARVID TRYGVE BERGE, JOHN UGELSTAD, VIOLA UGELSTAD, ASTRID EVENROD MOLTEBERG, ROLF NORDAL, HENNING PETTERSEN, TOLLEF TAARNEBY, SOLVEIG MARIE STAALE, ELLEN WENG, FINN KNUT HANSEN, SILJE STEINBAKK NORDBØ, ODDVAR ARNFINN AUNE, ARVID TRYGVE BERGE, JOHN OLAV BJØRGUM
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Publication number: 20100081736Abstract: The present invention pertains to a process for the preparation of aqueous dispersions which are stabilised with a water-insoluble stabilising colloid, characterised in that a) in a first step a water-insoluble stabilising colloid is prepared, with this being prepared, based on the amount of monomer used for the preparation of the stabilising colloid, by means of radical polymerization of a1) about 1 to 90 wt. % of at least one olefinically unsaturated monomer, containing at least one sulfate and/or sulfonate group, which optionally may be protonated, a2) about 5 to 99 wt. % of at least one olefinically unsaturated monomer with a water solubility at 20° C. of less than 50 g/l, and a3) up to 50 wt. % of at least one olefinically unsaturated monomer with a water solubility at 20° C.Type: ApplicationFiled: November 15, 2007Publication date: April 1, 2010Inventors: Hongli Willimann, Jakob Wolfisberg, Ulf Kehrer
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Publication number: 20090292071Abstract: Process of controlled free-radical polymerization in aqueous dispersion for the preparation of a block copolymer at least one block of which is a block of a halogenated polymer using molecular iodine and at least one oxidant whose solubility in water is at least 10 g/l for the synthesis of the first block of the block copolymer.Type: ApplicationFiled: July 4, 2007Publication date: November 26, 2009Applicant: SOLVAY (Societe Anonyme)Inventors: Christophe Fringant, Yves Vanderveken, Patrick Lacroix-Desmazes, Jeff Tonnar
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Publication number: 20090270003Abstract: The present disclosure provides an adhesive made from a reaction product of (a) polymerizable acrylate derived from one or more alcohols selected from the group consisting of C4 alcohols, C5 alcohols, and combinations thereof wherein at least one of the alcohols is derived from a non-petroleum resource; (b) initiator; (c) stabilizer, wherein the reaction occurs in water to yield a microsphere adhesive. The microsphere adhesive can be formulated into a pressure sensitive adhesive composition that can be applied to various substrates such as paper and polymeric film to produce repositionable adhesive coated articles such as tapes, notes, flags, easels and the like.Type: ApplicationFiled: April 22, 2009Publication date: October 29, 2009Inventors: Kelly S. ANDERSON, Ying-Yuh Lu
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Patent number: 7598317Abstract: A precision fragmentation assemblage is disclosed, along with precision fragmentation assemblage catalysts derivable therefrom. A method for the preparation of a precision fragmentation assemblage is also disclosed, along with a method for preparing precision fragmentation assemblage catalysts from precision fragmentation assemblages. A method is further disclosed for using precision fragmentation catalysts in the polymerization of olefins to produce polyolefins.Type: GrantFiled: August 3, 2006Date of Patent: October 6, 2009Assignee: Rohm and Haas CompanyInventors: Richard Roy Clikeman, Morris Christopher Wills
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Patent number: 7537802Abstract: An aqueous copolymer composition containing copolymer particles containing polymerized units of (meth)acrylonitrile, (meth)acrylamide, or combinations thereof; and at least one unsaturated fatty acid ester is provided. A method is provided for preparing a coating from the aqueous copolymer composition. The aqueous copolymer composition is useful for preparing crosslinked coatings, suitable in coating applications such as architectural or maintenance paints.Type: GrantFiled: June 2, 2004Date of Patent: May 26, 2009Assignee: Rohm and Haas CompanyInventor: William J. Rosano
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Patent number: 7384990Abstract: The present invention is drawn to compositions and methods of generating active ester functionalized latex particulates in a liquid suspension, as well as compositions and methods of preparing ink-jet inks. Steps of the methods can include synthesizing polymerizable monomers with active ester groups and polymerizing these monomers with other monomers to form functionalized latex particulates having active ester group. These latex particulates can be used in a wide variety of applications, including in ink-jet ink printing applications.Type: GrantFiled: June 17, 2004Date of Patent: June 10, 2008Assignee: Hewlett-Packard Development Company, L.P.Inventor: Zhang-Lin Zhou
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Patent number: 7335700Abstract: The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to about 5, even more preferably from about 0.05 to about 2.77, even more preferably from about 0.1 to about 2.75, most preferably from about 0.75 to about 2.25 units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for personal care products such as soaps and shampoos. The compositions have increased effectiveness for preventing re-deposition of grease during hand and body washing. The polymers are also effective as a soil release agent in fabric cleaning compositions.Type: GrantFiled: January 3, 2005Date of Patent: February 26, 2008Assignee: Rhodia Inc.Inventors: Dominic Wai-Kwing Yeung, Vance Bergeron, Jean-Francois Bodet, Mark R. Sivik, Bernard W. Kluesener, William M. Scheper
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Patent number: 7323507Abstract: Dispersion concentrates are claimed which consist of: I) 10-80% by weight of a crosslinked copolymer obtained by polymerization of 1 to 50% by weight of a cyclic N-vinylcarboxamide and 49.99 to 98.99 by weight of acryloyldimethyltauric acid, II) 20-90% by weight of a phase selected from the group consisting of an emulsifier, an oil phase, and mixtures thereof, and III) up to 30% weight water based on the total weight of the stable dispersion concentrate. The stable dispersion concentrate is useful in preparing cosmetic, pharmaceutical, and dermatological compositions.Type: GrantFiled: March 13, 2003Date of Patent: January 29, 2008Assignee: Clariant Produkte (Deutschland) GmbHInventors: Matthias Löffler, Roman Morschhäuser, Livio Caribé Da Rocha
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Patent number: 7238760Abstract: The invention relates to water-soluble or water-swellable copolymers which contain sulfo groups and which are based on (meth)acrylamide-alkylsulfonic acids and (meth)acrylamide or N-vinyl compounds, and to their use as additives for aqueous construction materials systems or for water-based paint and coating systems. The inventive copolymers also represent water retention agents which are highly effective, even when used in relatively small quantities, and which are highly compatible in construction material and paint systems of this type.Type: GrantFiled: August 2, 2001Date of Patent: July 3, 2007Assignee: Construction Research & Technology GmbHInventors: Michael Schinabeck, Gerhard Albrecht, Alfred Kern, Manfred Schuhbeck, Michaela Melzer
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Patent number: 7202300Abstract: A method of preparing a dispersion which includes the step of contacting a first phase, a first material immiscible therewith, a first polymeric material and a second polymeric material wherein: (a) (i) said first polymeric material has a repeat unit of the formula (I), wherein A and B are the same or different, are selected from optionally-substituted aromatic and thereoaromatic groups and at least one comprises a relatively polar atom or group and R1 and R2 independently comprise relatively non-polar atoms or groups; (ii) said first polymeric material is prepared or preparable by providing a compound of general formula (I), wherein A, B, R1 and R2 are as described above, in an aqueous solvent and causing the groups C?C in said compound to react with one another to form said first polymeric material; (b) said second polymeric material includes a functional group which is able to react with said first polymeric material so that covalent bonds are formed between said first and second polymeric materials; (c) tType: GrantFiled: June 2, 2003Date of Patent: April 10, 2007Assignee: Advanced Gel Technology LimitedInventors: Donald Eagland, Nicholas John Crowther
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Patent number: 7173085Abstract: This invention relates to aqueous emulsions comprising a water-dispersible copolymer which is non-dispersible in aqueous solutions containing 0.5% or more of an inorganic salt, comprising acidic ethylenically unsaturated monomers and ethylenically unsaturated monomers. The acidic ethylenically unsaturated monomers and the ethylenically unsaturated monomers are defined herein. The present invention also pertains to emulsion polymerization methods for making the aqueous emulsions with or without a surfactant.Type: GrantFiled: January 21, 2004Date of Patent: February 6, 2007Assignee: Celanese International CorporationInventor: Michael W. Eknoian
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Patent number: 6939934Abstract: Terpolymer compositions of vinyl caprolactam (VCL), dimethylaminopropyl methacrylamide (DMAPMA) and hydroxyethyl methacrylate (HEMA) are described to coat substrates for use in computer printers, and provide advantageous print quality thereon.Type: GrantFiled: August 26, 2004Date of Patent: September 6, 2005Assignee: ISP Investments Inc.Inventors: Stephen L. Kopolow, David K. Hood, Drupesh Patel
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Patent number: 6872787Abstract: A post-treatment process for making a water-resistant polymeric composition which is inkjet printable, or in the form of a strongly-swellable gel, includes providing a stable, aqueous two-phase polymeric composition by the steps of forming a reaction mixture in a reaction vessel which includes a water-soluble vinyl monomer, optionally with one or more water-soluble comonomers, a first amount of a multi-vinyl crosslinking agent, and water, heating the mixture, then periodically adding a predetermined amount of a free radical initiator, and polymerizing the reaction mixture, optionally removing the resultant two-phase polymeric composition from the reaction vessel, adding a predetermined amount of a post-treatment crosslinker, optionally blending with a proteinaceous or other water compatible polymer material thereto, optionally coating the mixture onto a support, and optionally heating at room temperature or above, to increase the viscosity of the composition in a predetermined manner.Type: GrantFiled: March 14, 2003Date of Patent: March 29, 2005Assignee: ISP Investments Inc.Inventors: David K. Hood, Michael Tallon, John Mc Kittrick
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Patent number: 6864314Abstract: The present invention relates to a block polymeric material. Typically the block polymer comprises units capable of having an average cationic charge density of about 15 or less, preferably 5 or less, more preferably from about 0.05 to about 5, even more preferably from about 0.05 to about 2.77, even more preferably from about 0.1 to about 2.75, most preferably from about 0.75 to about 2.25 units per 100 daltons molecular weight at a pH of from about 4 to about 12. The polymeric material is a suds enhancer and a suds volume extender for personal care products such as soaps and shampoos. The compositions have increased effectiveness for preventing re-deposition of grease during hand and body washing. The polymers are also effective as a soil release agent in fabric cleaning compositions.Type: GrantFiled: October 30, 2000Date of Patent: March 8, 2005Inventors: Dominic Wai-Kwing Yeung, Vance Bergeron, Jean-Francois Bodet, Mark Robert Sivik, Bernard William Kluesener, William Michael Scheper
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Patent number: 6841599Abstract: A solid, water-soluble or water-dispersible composition comprising a non film-forming material (such as a water-soluble agrochemical) supported by a film-forming polymer is prepared by (i) preparing a film-forming aqueous medium containing (a) a film-forming polymer which is a partially or fully charged homopolymer or a partially charged block copolymer or a homopolymer or block copolymer capable of ring-opening to form a partially charged homopolymer or block copolymer and (b) a water soluble material which is non film-forming (such as a glyphosate salt) and thereafter (ii) drying the film-forming aqueous medium to form the solid composition. The preferred film-forming polymer is alkyl vinylether maleic anhydride block co-polymer or a hydrolysed form thereof.Type: GrantFiled: March 8, 2000Date of Patent: January 11, 2005Assignee: Syngenta LimitedInventors: Rowena Roshanthi Landham, Mrinalini Sachin Oza
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Patent number: 6803100Abstract: The invention relates to new rewettable adhesive systems containing colloidal dispersion mixtures obtained by copolymerization of at least one water-soluble monomer with at least one non-water-soluble comonomer in the presence of a micelle-forming emulsifier. The invention also relates to the use of the new adhesive systems.Type: GrantFiled: January 8, 2002Date of Patent: October 12, 2004Assignee: Celanese Emulsions GmbHInventors: Helmut Hintz, Ivan Cabrera
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Patent number: 6770704Abstract: The use of an amine functional polymer, including salts thereof, as a rheology modifier for solvent-based paints, inks, filled thermosetting resins and thermosetting resin-based gelcoats whereby the amine functional polymer contains not less that 42% by weight of the residue of one or more amine-containing monomers, or salts thereof, relative to the weight of the polymer. Preferably the amine functional polymer is obtainable from two or more monomers which contain at least one ethylenically unsaturated group such as styrene and 2-dimethylaminoethylmethacrylate.Type: GrantFiled: December 5, 2002Date of Patent: August 3, 2004Assignee: Avecia LimitedInventors: David John Cartridge, Dean Thetford, John David Schofield, Paul Gough, Stuart Nicholas Richards
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Publication number: 20040072946Abstract: There is described a method of preparing a first polymeric compound which comprises a providing a compound of general formula (I) or a salt thereof where A and B are the same or different and at least one comprises a relatively polar atom or group and R1 and R2 independently comprise relatively non-polar atoms or groups, in a solvent of a type in which ethene itself is generally insoluble and causing the groups C═C in said compound to react with one another to form a polymeric structure. The first polymeric compound may be reacted with a second compound, for example polyvinylalcohol, collagen or the like to produce a colloid or gel which may have applications in the treatment or bums or recovery of oils.Type: ApplicationFiled: August 21, 2003Publication date: April 15, 2004Applicant: Advanced Gel Technology LimitedInventors: Donald Eagland, Nicholas J. Crowther
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Patent number: 6713552Abstract: An aqueous composition suitable for use when dry as a pressure sensitive adhesive including an aqueous emulsion polymer formed by the free radical polymerization of at least one ethylenically unsaturated monomer at a reaction temperature lower than 100° C. in the presence of 20-1500 ppm, based on the total weight of the monomer, of an N-oxyl radical, the polymer having a glass transition temperature (Tg) from −80° C. to 0° C. is provided. Also provided is a method for preparing the emulsion polymer and a method for coating a substrate with an aqueous composition to provide a pressure sensitive adhesive layer on a substrate.Type: GrantFiled: July 20, 2000Date of Patent: March 30, 2004Assignee: Rohm and Haas CompanyInventors: Patricia Marie Lesko, Robert M. Blankenship
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Patent number: 6696517Abstract: The invention relates to the use of copolymers consisting essentially of a1) 1 to 50% by weight of the repeat structural unit of the formula (1): where n is an integer from 2 to 9 or a2) 1 to 50% by weight of a mixture of the repeat structural unit of the formula (1) and of the repeat structural unit of the formula (2): where R, R1 and R2 may be identical or different and are hydrogen or a linear or branched alkyl or alkenyl group having in each case 1 to 30 carbon atoms, and b) 49.99 to 98.99% by weight of the repeat structural unit of the formula (3): in which R3 is hydrogen, methyl or ethyl, Z is (C1-C8)-alkylene and X is an ammonium, alkali metal or alkaline earth metal ion and c) 0.01 to 8% by weight of crosslinking structures which originate from monomers having at least two olefinic double bonds, as thickeners in preparations comprising organic solvents.Type: GrantFiled: April 16, 2002Date of Patent: February 24, 2004Assignee: Clariant GmbHInventors: Matthias Löffler, Roman Morschhäuser, Peter Klug
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Patent number: 6683129Abstract: This invention relates to aqueous emulsions comprising a water-dispersible copolymer which is non-dispersible in aqueous solutions containing 0.5% or more of an inorganic salt, comprising acidic ethylenically unsaturated monomers and ethylenically unsaturated monomers. The acidic ethylenically unsaturated monomers and the ethylenically unsaturated monomers are defined herein. The present invention also pertains to emulsion polymerization methods for making the aqueous emulsions with or without a surfactant.Type: GrantFiled: March 31, 2000Date of Patent: January 27, 2004Assignee: National Starch and Chemical Investment Holding CorporationInventor: Michael W. Eknoian
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Patent number: 6677417Abstract: The particle size of popcorn polymers is established during the popcorn polymerization by a process in which reaction mixtures forming popcorn polymers and comprising monoethylenically unsaturated monomers and a crosslinking agent are polymerized in the absence of oxygen and polymerization initiators at up to 200° C. and in which the popcorn polymerization is carried out as a precipitation polymerization in water or in the absence of a solvent and the particle size of the popcorn polymers is controlled in the range from 1 &mgr;m to 10 mm by passing an inert gas stream into the reaction mixture, and popcorn polymers having a mean particle diameter of from >400 &mgr;m to 1500 &mgr;m are used as beverage clarifiers, antidiarrheal drugs and disintegration accelerators for tablets.Type: GrantFiled: September 9, 2002Date of Patent: January 13, 2004Assignee: BASF AktiengesellschaftInventors: Helmut Meffert, Werner Bertleff, Michael Kerber, Peter Spang
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Patent number: 6667365Abstract: The present invention relates to a method of manufacturing polymer nano particle having two-photon absorption compound at its central portion. The method of manufacturing polymer nano particle comprises the steps of dispersing a monomer for forming polymer nano particle and two-photon absorption compound into a solvent; supplying a given gas while stirring the solvent in which the monomer and the two-photon absorption compound are dispersed at a given temperature, in order to remove the dissolved oxygen contained in the solvent; supplying polymerization initiators into the solvent while stirring the solvent in which the monomer and the two-photon absorption compound are dispersed at a given temperature; and polymerizing the monomer for a given period of time while stirring the solvent in which the monomer and the two-photon absorption compound are dispersed at a given temperature.Type: GrantFiled: June 27, 2002Date of Patent: December 23, 2003Assignee: Electronics and Telecommunications Research InstituteInventors: Myung Ae Chung, Sang Don Jung
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Patent number: 6660802Abstract: A method of preparing a first polymeric compound which comprises providing a compound of the general formula AR1C═CR2B or a salt thereof where A and B are the same or different and at least on group comprises a relatively polar atom or group and R1 and R2 independently comprise relatively non-polar atoms or groups, in a solvent of a type in which ethane itself is greatly insoluble and spacing the C═C groups in said compound to react with one another to form a polymeric structure. The first polymeric compound may be reacted with a second compound, for example polyvinylalcohol, collagen, or the like to produce a colloid or gel which may have applications in the treatment of burns or recovery of oils.Type: GrantFiled: March 28, 2001Date of Patent: December 9, 2003Inventors: Donald Eagland, Nicholas John Crowther
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Patent number: 6660788Abstract: A water borne binder composition comprising (a) an aqueous dispersion of an acrylic copolymer comprising carboxylic acid and ethylene-urea functionality, having a weight average molecular weight below 200,000 and a Tg<−15° C., as calculated from the monomer composition using the Fox equation; and (b) a water soluble complex of a transition metal, preferably zinc.Type: GrantFiled: June 12, 2001Date of Patent: December 9, 2003Assignee: Akzo Nobel N.V.Inventors: Francis Jean Roger Loos, Geneviève Hélène Christiane Delaunoit, Dirk Emiel Paula Mestach
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Patent number: 6649691Abstract: The reaction of unsaturated carbonates such as vinyl ethylene carbonate with N-aminoethylimidazolidone (TAM) under mild conditions generates a mixture of two vinyl and hydroxy functional imidazolidone carbamates which polymerize readily into acrylate or vinyl acetate based emulsion polymers. The polymers show enhanced wet adhesion (wet scrubbability) in latex paints and coatings.Type: GrantFiled: December 12, 2002Date of Patent: November 18, 2003Assignee: Air Products Polymers, L.P.Inventors: Robert Krantz Pinschmidt, Jr., Khalil Yacoub, Christian Leonard Daniels, Kien Van Phung