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| Number | Title | Issue Date |
| 7432319 | Process for making exfoliated polyolefin/clay nanocomposites Processes are disclosed relating to modifying clays with an olefinic functionalized surfactant containing a chain end polymerizable double bond, and to treating the thus modified organoclay with an olefin polymerization catalyst precursor, and polymerizing an olefin... | 10/07/2008 |
| 7335410 | Composition and process for manufacturing polyester The invention relates to a composition suitable for catalysis in a process for the manufacture of polyester containing as Component I a carrier substance on which catalytically effective metal compounds are adsorbed and as Component II a phosphonic acid compound. | 02/26/2008 |
| 7208565 | Polymerization catalyst for polyesters, polyester produced with the same, and process for production of polyester This invention provides a novel polycondensation catalyst using no antimony compound, polyester produced by using the same, and a process for producing polyester. A novel catalyst comprising an aluminum compound and a phosphorus compound is used as the polycondensat... | 04/24/2007 |
| 7183362 | Process for producing polyester resins In the invention, a polyester resin comprising dicarboxylic acid constitutional units and diol constitutional units wherein 5 to 60 mol % of the diol constitutional units has a cyclic acetal skeleton is produced by a process comprising an oligomerization step and a ... | 02/27/2007 |
| 7179869 | Process for producing polyester resins In the invention, a polyester resin having dicarboxylic acid constitutional units and diol constitutional units wherein 5 to 60 mol % of the diol constitutional units has a cyclic acetal skeleton is produced by a process including an oligomerization step and a polym... | 02/20/2007 |
| 7148282 | Composite of high melting polymer and nanoclay with enhanced properties A composite of a polyester, e.g., a polycarbonate, and a nanoclay (layered silicate) cation exchanged with a quaternized copolymer of styrene and 2-(dimethylamine) ethyl methacrylate is provided, the composite being useful for preparing injection molded objects and ... | 12/12/2006 |
| 7144614 | Polyester polymerization catalyst, polyester produced by using the same, and process for producing polyester This invention provides a novel polymerization catalyst other than antimony compounds, polyester produced by using the same and a process for producing polyester. The polycondensation catalyst of this invention is a polyester polymerization catalyst comprising an al... | 12/05/2006 |
| 7141277 | Self-generating inorganic passivation layers for polymer-layered silicate nanocomposites A method for preparing high-use temperature, light-weight polymer/inorganic nanocomposite materials with enhanced thermal stability and performance characteristics, which comprises treating a polymer/inorganic nanocomposite material with oxygen plasma under conditio... | 11/28/2006 |
| 7132383 | Polymerization catalyst for polyester, polyester produced with the same, and process for producing polyester A polymerization catalyst for polyester production which contains neither a germanium compound nor an antimony compound as a major component. It contains aluminum as the main metallic ingredient, has excellent catalytic activity, and gives a polyester which is effec... | 11/07/2006 |
| 7029755 | Silane copolymer compositions containing active agents The invention is drawn to silane copolymers prepared from the reaction of one or more polyisocyanates with one or more lubricious polymers having at least two functional groups, which may be the same or different, that are reactive with an isocyanate functional grou... | 04/18/2006 |
| 6737458 | Silicone compositions having improved heat stability The invention relates to silicone compositions which can be crosslinked to give elastomers and which comprises the constituents (A) from 20 to 99% by weight of polyorganosiloxane containing at least two alkenyl groups per molecule and having a viscosity at 25... | 05/18/2004 |
| 6734229 | Composite polymer clay material and process for producing the same A process for producing a composite material comprising a polymer with polar or polarizable groups, a layered silicate dispersed therein, and a substance such as surfactant which controls the crystalline structure or molecular conformation of the polymer. The proces... | 05/11/2004 |
| 6713547 | Process for preparing high barrier nanocomposites The present invention relates to processes for preparing a nanocomposite comprising: a. preparing an organoclay material by reacting a swellable layered clay with an onium ion represented by Formula (I): wherein | 03/30/2004 |
| 6706396 | Processes for producing very low IV polyester resin The present invention provides processes for producing certain very low inherent viscosity polyesters. Also provided are the low inherent viscosity polyesters in discrete particulate form, and processes for producing the particulate polyesters. The discrete particul... | 03/16/2004 |
| 6653396 | Process for the preparation of zeolite A for use in formulations based on two-component polyurthane resins Zeolites of type A wherein all the cationic sites of which occupied by sodium, calcium and/or magnesium, potassium and hydronium cations, which exhibit the advantage of having a water adsorption capacityࣙ23%, which do not adsorb and therefore cannot des... | 11/25/2003 |
| 6649690 | Method for preparing polymers of glycerol with a saponite catalyst The present invention generally relates to a process polymerizing a feedstock which comprises glycerol or derivatives thereof, said process comprising heating said feedstock, in the presence of at least one synthetic magnesium saponite clay catalyst in th... | 11/18/2003 |
| 6639010 | Elastic, thixotropic organo-mineral systems A method is provided for the manufacture of elastic, fire resistant, organo-mineral systems based on water-glass in which, to the water-glass, compounds, having terminal amino groups are added, in which at least one free hydrogen atom on at least one amin... | 10/28/2003 |
| 6610796 | Flame retardant polybutyleneterephthalate resin Disclosed is a flame retardant polybutyleneterephthalate resin prepared be copolymerizing a phosphorus-based flame retardant represented by the following formula I and a butyleneterephthalate unit: ##STR1## wherein R1 and R2 are ... | 08/26/2003 |
| 6598645 | Tire with at least one of rubber/cord laminate, sidewall insert and apex of a rubber composition which contains oriented intercalated and/or exfoliated clay reinforcement A tire with at least one component of a rubber composition which contains oriented exfoliated platelets derived from an intercalated clay. Such tire component may be, for example, a rubber/cord laminate and, optionally, a sidewall insert and, optionally, ... | 07/29/2003 |
| 6596401 | Silane copolymer compositions containing active agents The invention is drawn to silane copolymers prepared from the reaction of one or more polyisocyanates with one or more lubricious polymers having at least two functional groups, which may be the same or different, that are reactive with an isocyanate func... | 07/22/2003 |
| 6552121 | Alkali silicate-polyisocyanate composites A process for preparing alkali silicate--polyisocyanate composites without catalyst separation. The process involves blending a catalyst and a polyisocyanate to form a first component, and blending an alkali silicate and water to form a second component. ... | 04/22/2003 |
| 6433059 | Method for preparing binder materials containing diisocyanates A method for preparing a binder material for cellulosic products which comprises providing a polymeric resin base material preferably comprising 4,4' or 2,4' methylene diphenylene diisocyanate in the range of from about 20% to about 55% by weight and a fu... | 08/13/2002 |
| 6391449 | Polymer/clay intercalates, exfoliates, and nanocomposites comprising a clay mixture and a process for making same This invention relates to a polymer-clay intercalates, exfoliates, nanocomposites and methods of manufacturing comprising (i) a melt-processible matrix polymer, and incorporated therein (ii) a mixture of at least two layered clay materials. The invention ... | 05/21/2002 |
| 6387980 | Dental composition system and method The invention provides dental composition system having curable liquid which is useful alone as a light curable composition and which is useful by mixing with a powder in preselected proportions to form dual cure compositions. The composition system is us... | 05/14/2002 |
| 6372837 | Nanocomposite material The invention relates to a method for preparing a nanocomposite material based on a polymeric matrix and a layered double hydroxide, comprising the steps of: a) providing a layered double hydroxide which contains an amount of anions of at least 20%, based... | 04/16/2002 |
| 6365661 | Nanocomposite material The invention relates to a nanocomposite material based on a polymeric matrix and a layered double hydroxide, wherein the polymeric matrix is present in an amount of at least 50% by weight, based on the nanocomposite material, and wherein the layered doub... | 04/02/2002 |
| 6316542 | Crosslinkable dielectric composition The invention relates to a crosslinkable impregnating dielectric composition comprising a polydiene polyol, a polyisocyanate and a chemically inert liquid filler, (an insulating liquid) characterized in that a sufficient amount of the said liquid filler i... | 11/13/2001 |
| 6287992 | Polymer composite and a method for its preparation A polymer composite comprising an epoxy vinyl ester resin or unsaturated polyester matrix having dispersed therein particles derived from a multilayered inorganic material which possesses organophilic properties. The dispersion of the multilayered inorganic ma... | 09/11/2001 |
| 6281286 | Toughened thermoplastic resins A thermoplastic composition having a high impact strength is disclosed, said composition being prepared by (I) mixing (A) a thermoplastic selected from a polyester resin or a polyamide resin, (B) a silicone component comprising (B') a diorganopolysiloxane gum havin... | 08/28/2001 |
| 6277902 | Mixtures of rubbers and activated and hydrophobic oxidic and siliceous fillers and a process for their preparation The present invention relates to rubber compounds comprising one or more soluble rubbers, hydrophobized filler, and one or more sulfane-silane compounds on an inorganic or organic support and to a process for making them. The novel rubber compounds are su... | 08/21/2001 |
| 6271299 | Fire resistant sealant composition Curable liquid silicone rubber compositions that are curable to form silicone elastomers which are useable as fire resistant sealants. These compositions have low heat release and form hard chars on burning, and comprise: (A) a liquid polyorganosiloxane p... | 08/07/2001 |
| 6254981 | Fused glassy particulates obtained by flame fusion The disclosure describes methods for producing bulk, particulate material that includes solid, generally ellipsoidal particles. Irregularly shaped feed particles with average particle sizes of up to 25 microns on a volume basis are dispersed in at least a... | 07/03/2001 |
| 6232389 | Barrier coating of an elastomer and a dispersed layered filler in a liquid carrier and coated articles Applications of barrier coating mixtures containing in a carrier liquid, (a) an elastomeric (preferably butyl-containing) polymer; (b) a dispersed exfoliated layered filler having an aspect ratio greater than 25; and (c) at least one surfactant, wherein t... | 05/15/2001 |
| 6225374 | Method for preparing silicate-polymer composite Polymer (e.g., poly(ethylene oxide) or polystyrene is intercalated into galleries of 2:1 layered silicate in the absence of solvent to provide composite where the polymer does not demonstrate melting or glass transition. In a variation, polymer (e.g., pol... | 05/01/2001 |
| 6180589 | Polyether hydroxycarboxylate copolymers The invention provides novel polyether hydroxycarboxylate copolymers which are effective sequestering agents. The polyether hydroxycarboxylate copolymer when used in a cleaning composition enhances or "builds" the cleaning efficiency of the surfactant by ... | 01/30/2001 |
| 6156838 | Polyamide resin composition and process for producing the same A polyamide resin composition comprising a copolyamide and silicate layers originating from a swellable fluoromica, dispersed in said copolyamide on a molecular level, wherein an average thickness and an average aspect ratio (length/thickness) of the sili... | 12/05/2000 |
| 6156835 | Polymer-organoclay-composites and their preparation A polymer composite comprising a hydroxy-phenoxyether or polyester polymer matrix having dispersed therein layers of an inorganic material derived from a multilayered inorganic material having organophilic properties. The dispersion of the multilayered in... | 12/05/2000 |
| 6136896 | Graft copolymers containing polydiorganosiloxane and polybutylene grafts This invention relates to graft copolymers containing polydiorganosiloxane and polybutylene grafts. More particularly this invention relates to a graft copolymer having a backbone and two or more polymeric side chains, the copolymer formed from the copoly... | 10/24/2000 |
| 6127436 | Reclaimed poly (ethylene terephthalate) coating An organic oligomer binder produced by depolymerizing virgin, scrap, recycled or reclaimed polyethylene terephthalate via an alcoholysis reaction with branched glycols and esterifiing the resulting polyol oligomer with polybasic carboxylic acids and/or an... | 10/03/2000 |
| 6103805 | Polyamide resin composition and molded articles A polyamide resin composition comprising (A) a reinforced polyamide resin which comprises 100 parts by weight of a nylon 6 homopolymer or copolymer and 1 to 20 parts by weight of a layered silicate uniformly dispersed in the polymer on the molecular level... | 08/15/2000 |
