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| Number | Title | Issue Date |
| 8153721 | Process for the preparation of an aqueous polymer dispersion Process for the preparation of finely divided aqueous polymer dispersions having a narrow particle size distribution. ... | 04/10/2012 |
| 8058341 | Aqueous dispersion type pressure-sensitive adhesive composition and pressure-sensitive adhesive product An aqueous dispersion type pressure-sensitive adhesive composition contains an acrylic or rubber-based pressure-sensitive adhesive composition of the aqueous dispersion type and at least one hydrophilic polymer selected from the group consisting of polyalkylene glyc... | 11/15/2011 |
| 7973104 | Rubbery core/shell polymer with improved heat and UV resistance The present invention relates to rubbery core/shell polymers that have improved heat and ultraviolet light resistance. These polymers can be blended with thermoplastics to make leathery compositions. The core/shell polymers of this invention have an inner core and a... | 07/05/2011 |
| 7910649 | Maleimide-containing latex dispersions The present invention is drawn to the use of blocked maleimide monomers for the preparation of latex particles, including those having active maleimide surface groups. In accordance with this, a method of forming latex particulates can comprise the steps of preparin... | 03/22/2011 |
| 7863370 | Dispersion powders stabilized by polyvinyl alcohol protective colloids Dispersion powders stabilized include a protective colloid. The protective colloid includes at least one polyvinyl alcohol having a Höppler viscosity μ1 of not more than 3 mPas and at least one polyvinyl alcohol having a Höppler viscosity μ2 | 01/04/2011 |
| 7737208 | Water base resin composition, process for producing the same, paint, ink, adhesive, sealant and primer An aqueous resin composition obtained by dissolving 100 parts by mass of acid-modified polyolefin and 5 to 60 parts by mass of surfactant in 15 to 1900 parts by mass of polymerizable monomer, adding water in the presence of basic compound to perform phase inversion ... | 06/15/2010 |
| 7691934 | High molecular weight poly(dially dialkyl) ammonium salts The invention is directed to a method of making ultra high molecular weight diallyldialkyl ammonium salt homopolymers, compositions thereof and use of compositions as a fixative in papermaking. ... | 04/06/2010 |
| 7435773 | Resin composite and method for producing the same A resin composite having excellent tensile strength and a process for producing the composite are provided. The resin composite comprises a resin and aluminum hydroxide having an average primary-particle diameter of about 100 nm or smaller and has an index Y/X of 0.... | 10/14/2008 |
| 7432320 | Processing aid for vinyl chloride resin and vinyl chloride resin composition There is provided a vinyl chloride resin composition, which is excellent in processability and can produce a processed article having excellent physical property or a formed molding having excellent property. A processing aid having specific viscosity of at least 0.... | 10/07/2008 |
| 7408004 | Water soluble-Polymer dispersion and method of producing a water-soluble polymer dispersion The present invention relates to a water-soluble polymer dispersion comprising: a dispersed polymer made up of at least one water-soluble monomer A and at least one water-soluble cationic monomer B, at least one stabiliser C, and at least one cationic polyelectrolyt... | 08/05/2008 |
| 7393891 | Graft copolymer latex and method for preparing dried powder thereof The present invention is related to a method of manufacture of a graft copolymer latex and its dried powder including a step of manufacture of a latex using a reactive surfactant for a surfactant in manufacturing of the graft copolymer latex containing acrylic polym... | 07/01/2008 |
| 7375161 | Emulsion-type pressure sensitive adhesive and process for producing the same A process for producing an emulsion pressure-sensitive adhesive comprises (co)polymerizing a main monomer in the presence of a protective colloid, the protective colloid being an acrylic copolymer comprising (A-1) at least one hydrophilic monomer selected from the g... | 05/20/2008 |
| 7363978 | Methods of using reactive surfactants in subterranean operations Novel uses of reactive surfactants in treating subterranean formations and/or proppant particulates are provided. In one embodiment, the present invention provides a method comprising: providing a treatment fluid that comprises a base fluid and a reactive surfactant... | 04/29/2008 |
| 7358296 | Aqueous dispersions of fluoropolymers Fluorine-containing emulsifiers can be removed from fluoropolymer dispersions by adding to the dispersion a non ionic emulsifier, removing the fluorine-containing emulsifier by contact with an anion exchanger and separating the dispersion from the anion exchanger. T... | 04/15/2008 |
| 7354971 | Aqueous dispersions The invention concerns hydrous compositions based on polychloroprene and hydroxylamine derivatives, processes for their production and their use as adhesives. The polychloroprene dispersions are stabilized by the addition of hydroxyalkylamine after removal of residu... | 04/08/2008 |
| 7350571 | Methods of preparing and using coated particulates The present invention involves methods of preparing coated particulates and using such coated particulates in subterranean applications such as production enhancement and sand control. One embodiment of the present invention provides a method of preparing coated par... | 04/01/2008 |
| 7351781 | Synthesis of vinyl polymers by controlled radical polymerization A controlled free radical polymerization process, which includes the steps of: adding a monofunctional iniferter compound to an oxygen-free solvent; heating the solution to a temperature sufficient to allow the iniferter compound to form two carbon centered radical ... | 04/01/2008 |
| 7348369 | Colored fine particle dispersion, ink using the same, and ink-jet recording method The invention provides a colored fine particle dispersion wherein colored fine particles including a dispersible polymer having both of a hydrophilic polymer moiety and a hydrophobic polymer moiety which has a glass transition temperature (Tg) of 0° C. or less and ... | 03/25/2008 |
| 7342066 | Aqueous dispersions of polytetrafluoroethylene particles The present invention provides an aqueous non-melt processible polytetrafluoroethylene dispersion comprising non-melt processible polytetrafluoroethylene particles in an amount between 30 and 70% by weight based on the total weight of the dispersion and one or more ... | 03/11/2008 |
| 7338608 | Solid-liquid separation of oil-based muds This invention relates to a method of achieving a solid-liquid separation of an oil-based mud comprising the step of contacting said oil-based mud with a water-in-oil emulsion comprising a polymer derived from at least one water-soluble monomer, where the polymer is... | 03/04/2008 |
| 7336235 | Antenna having a core material of laminated thin magnetic plates that are divided to be wider at end portions of the core material An antenna having: a core material which is formed by laminating a plurality of thin plates made of a magnetic material, both end portions of the core material being widened in a thickness direction; and a coil which is wound around the core material. ... | 02/26/2008 |
| 7332565 | Method for the reduction of the residual monomer content in aqueous polymer dispersions A method for reducing the amount of residual monomer in aqueous polymer dispersions by aftertreatment with an initiator system comprises aftertreating the aqueous polymer dispersion with addition of an initiator system essentially comprising ... | 02/19/2008 |
| 7323510 | Method for the production of water-in-water polymer dispersions The invention relates to methods for manufacturing a water-in-water polymer dispersion containing polymer A and at least one polymer dispersant B, according to which monomers, which are dispersed in an aqueous phase containing water-soluble dispersant B, are subject... | 01/29/2008 |
| 7318474 | Methods and compositions for controlling formation fines and reducing proppant flow-back Provided herein are methods for controlling the migration of particulates within a portion of a subterranean formation that comprise aqueous tackifying treatment fluids, curable resin compositions, and/or noncurable resin compositions. ... | 01/15/2008 |
| 7317050 | Controlled mini-emulsion free radical polymerization The invention concerns a method for preparing polymers by free radical polymerisation comprising (i) preparing a mini-emulsion containing: at least an ethylenically unsaturated monomer, at least a control agent selected among xanthates, dithio-carbamates, thioether-... | 01/08/2008 |
| 7314893 | Acrylic copolymers with improved low temperature performance This invention relates to a core/shell impact modifier having as a core a copolymer or terpolymer having from 25 to 75 percent by weight of 2-ethylhexyl acrylate (2-EHA) monomer units with from 25 and 75 percent by weight of n-octyl acrylate (n-OA) monomer units. Th... | 01/01/2008 |
| 7314900 | Aqueous dispersions and aqueous electrodepositable primers The invention relates to aqueous dispersions and aqueous electrodepositable primers made with the aqueous dispersions of the invention. The aqueous dispersion of the invention requires the use of a polymer (a) comprising one or more water dispersible groups per mole... | 01/01/2008 |
| 7309729 | Aqueous additive systems for polymeric matrices Aqueous-form additive systems, and methods of blending the same with a matrix resin, are disclosed whereby acrylic-based impact modifier compositions, butadiene-based impact modifier compositions and acrylic-based processing aids are used in aqueous form without the... | 12/18/2007 |
| 7304124 | Process for stripping volatile substances from dispersion comprising polymer particles and process for producing toner A stripping process is provided which continuously strips volatile substances from a dispersion containing a polymer particles through stripping the volatile substances from a dispersion by blowing an inert gas into the dispersion to draw the volatile substances int... | 12/04/2007 |
| 7300977 | Acrylic modified chlorinated polyolefin resin, process for producing the same, and coating composition containing the same for polyolefin material This method for preparing an acrylic-modified chlorinated polyolefin resin comprises graft-copolymerizing an acid-modified chlorinated polyolefin resin with a monomer mixture containing a (meth)acrylate ester monomer having one hydroxyl group and another vinyl monom... | 11/27/2007 |
| 7300989 | Dispersions containing bicomponent fluoropolymer particles and use thereof The present invention provides a method of preparing an aqueous dispersion of poly(perfluorovinyl ether) homopolymers. The present invention further relates to a method of making an aqueous fluoropolymer dispersion comprising bicomponent particles of poly(perfluorov... | 11/27/2007 |
| 7300545 | Water-soluble polymer dispersion, process for producing the same and method of use therefor A water-soluble polymer dispersion, process for producing the same and a method of use therefor. In particular, the water-soluble polymer dispersion is one comprising water-soluble polymer fine particles of 100 μm or less diameter having at least one ionic property... | 11/27/2007 |
| 7294664 | Elastomeric blend for air barriers comprising grafted resin components A composition suitable for an air barrier such as an automotive tire innertube, innerliner, and aircraft tire innertube or innerliner, curing bladders, and other pneumatic devices is disclosed. The composition comprises an elastomer, a processing oil, and a grafted ... | 11/13/2007 |
| 7288595 | Polyether carbamate compounds, compositions containing such compounds, and methods related thereto The present invention provides a reaction product having polyether carbamate groups formed from (A) polyoxyalkylene amine, and (B) cyclic carbonate, in an equivalents ratio ranging from 1:0.5 to 1:1.5. Further provided is a process for preparing the aforementioned r... | 10/30/2007 |
| 7279542 | Polymeric particles and fragrance delivery systems Polymeric micro- and nano-capsules formed of a spherical single hydrophobic polymer, chemically functionalised at their surface so as to comprise hydrophilic moieties thereon are disclosed. The capsules are susceptible of absorbing a perfume and of being optionally ... | 10/09/2007 |
| 7276565 | Continuous miniemulsion polymerization process A process including: heating to a first polymerization temperature a first mixture including a free radical polymerizable monomer, a free radical initiator, and a stable free radical compound to polymerize only a portion of the mon... | 10/02/2007 |
| 7273099 | Methods of stimulating a subterranean formation comprising multiple production intervals A method of stimulating a production interval adjacent a well bore having a casing disposed therein, that comprises introducing a carrier fluid comprising first particulates into the well bore, packing the first particulates into a plurality of perforations in the c... | 09/25/2007 |
| 7271131 | Fluid loss control and sealing agent for drilling depleted sand formations An oil-based drilling fluid having a polymer latex capable of providing a deformable latex film on at least a portion of a subterranean sand formation has been discovered to inhibit or control fluid loss and act as a sealing agent when used to drill in sand formatio... | 09/18/2007 |
| 7271134 | Water-based polymers for use as friction reducers in aqueous treatment fluids Disclosed are methods comprising providing an aqueous polymer dispersion comprising water, an anionic salt, a water-based friction reducing polymer, a polyol, an anionic surfactant, and a nonionic surfactant; mixing the aqueous polymer dispersion with additional wat... | 09/18/2007 |
| 7261843 | Photochromic optical article Describes a photochromic article, e.g., an ophthalmic photochromic plastic article, such as a lens, in which the article includes (1) a rigid substrate, e.g., a transparent substrate such as a glass or organic polymeric substrate, as for example, a thermoset or ther... | 08/28/2007 |
