Abstract: A sealing-enhancing coating for a gasket or a portion of a gasket includes flaky particles of chemically exfoliated vermiculite, at least 90% by weight of the particles having a thickness of no more than 30 microns, and no dimension greater than 1 mm. The particles form 10 to 90 wt. % of the coating. The coating also includes 50 to 10 wt. % of an organic polymer binder which when formed into a film 1 mm or less in thickness and heated to 300° C. in free air for 24 hours either does not decompose or decomposes leaving a residue of at least 20% by weight of film.

Abstract: Curable compositions capable of giving a cured article excellent in weatherability and flam retardancy. (1) One of the curable compositions comprises an organic polymer having at least one crosslinkable hydrolysable silyl group and phyllosilicate. It has enhanced weatherability due to incorporation of the phyllosilicate, and has further enhanced weatherability because the bleeding of an ultraviolet absober and a light stabilizer is inhibited. (2) The other composition comprises 100 parts by weight of a urethane resin, epoxy resin, and/or modified polysulfide resin and 0.1 to 100 parts of weight of a phyllosilicate. It has enhanced weatherability due to incorporation of phyllosilicate, and has further enhanced weatherability because the bleeding of an ultraviolet absorber and a light stabilizer is inhibited.

Abstract: A process for the production of a translucent, IR-reflective plastic element, consisting entirely or at least in part of an impact-resistant, thermoplastic plastic, containing IR-reflective particles made of a lamellar-shaped carrier pigments coated with a metal oxide and the plastic element made therefrom.

Abstract: The present invention relates to an exfoliating agent and to a process for producing random form of nanoscale silicate plates. Two types of exfoliating agents are applied in the present invention, which respectively have the formula: wherein R is a polyoxybutylene group, polyoxypropylene group, poly(oxyethylene/oxypropylene) group, or polyoxyethylene group. In this invention, layered silicate clays are exfoliated into random silicate plates by acidifying AMO or AEO with inorganic acid, adding the acidified AMO or AEO to layered silicate clay with agitation, and adding sodium hydroxide or chloride of alkali metal or alkaline-earth metal, in ethanol, water and a hydrophobic organic solvent to the intermediate product and repeating phase separation procedures to isolate random silicate plates from water phase.

Abstract: The present invention relates to an organic-inorganic nanocomposite and preparation thereof and particularly to a method for preparing an organic-inorganic nanocomposite capable of uniformly dispersing a silicate compound in a polymer medium by adding monomers, an initiator, and an emulsifier to an ion-exchanged layered silicate salt that is prepared by adding a cationic initiator and a cationic chain transfer agent to a layered silicate compound to cause polymerization.

Abstract: Coating compositions, methods and articles of manufacture comprising a nanoparticle system employing same to impart surface modifying benefits for all types of soft surfaces, and in some cases, hard surfaces, are disclosed. In some embodiments, dispersement of nanoparticles in a suitable carrier medium allows for the creation of coating compositions, methods and articles of manufacture that create multi-use benefits to the modified surfaces. These surface modifications can produce long lasting or semi-permanent multi-use benefits that, in some embodiments, may include at least one of the following improved surface properties: cleaning, wettability, liquid strike-through, comfort, stain resistance, soil removal, malodor control, modification of surface friction, reduced damage to abrasion and color enhancement, relative to the surfaces unmodified with such nanoparticle systems.

Abstract: Processes for modifying the surface chemistry of a clay are disclosed. In one embodiment, there is provided a process for modifying the surface chemistry of a clay, wherein the process comprises: providing a clay dispersion comprising at least one unmodified clay wherein said clay has a first exchangeable cation; adding a second cation to the clay dispersion, wherein at least a portion of the second cation exchanges with at least a portion of the first cation to form a modified clay dispersion; and combining at least one polar containing agent with the modified clay dispersion to provide a modified clay.

Abstract: A thermoplastic resin composition comprising: (A) 100 parts by weight of a noncrystalline thermoplastic resin component (component A); (B) 0.1 to 50 parts by weight of a layered silicate (component B) which satisfies the following (i) to (iii): (i) it has a cation exchange capacity of 50 to 200 milliequivalents/100 g, and at least 40% of the cation exchange capacity being exchanged with an organic onium ion, (ii) 60% or more of the layered silicate particles have a thickness of 100 nm or less in the resin composition, and (iii) the interlayer spacing of the layered silicate (component B) in the resin composition is smaller than the interlayer spacing of the layered silicate alone by 0.5 nm or more; and (C) 0 to 50 parts by weight of a compound (component C) having affinity for the noncrystalline thermoplastic resin component as the component A and a hydrophilic component; and molded articles thereof.

Abstract: The present invention discloses a clay/amine complex which is an excellent surfactant and a good reinforcing agent of polymers. The complex of the present invention can be produced by modifying layered inorganic silicate clay such as montomorillonite, with an intercalating agent, AMO (amine terminal-mannich oligomer). The AMO can be obtained by polymerizing polyoxyalkylene amine having molecular weight over 1000, p-cresol and formaldehyde. The present invention further discloses a nanosilica plate, which can be obtained by extracting the above complex with a hydroxide or a chloride of alkali metal or alkaline-earth metal, and consequently, the AMO intercalating agent can be recycled for reusing.

Abstract: A biodegradable polymer includes a) 20 to 60% of a mixture of starch and/or a modified starch, b) 8 to 22% of starch plasticisers and processing agents c) 30 to 70% of one or more biodegradable aliphatic polyesters d) 1 to 10% of a layered silicate clay mineral. The silicate mineral is an organoclay which has been formed by reacting clay with an intercalating chemical to compatibilise it with the polymers so that the clay is exfoliated and makes the blend amorphous. The polymers may also include the usual additives including e) from 0 to 20% by weight of a polyol plasticiser f) from 0.1 to 1.5% by weight of a C12–22 fatty acid or salt or a destructing agent preferably urea and/or urea derivatives, and g) from 0 to 12% by weight of added water. The polyester may be modified by reaction with maleic anhydride.

Abstract: A hot melt adhesive composition is based on an isotactic polypropylene random copolymer (RCP). The composition contains about 4%–50% by weight of the RCP copolymer, about 20%–65% by weight of a compatible tackifier, about 0%–40% by weight of a plasticizer, about 0%–3% by weight of a stabilizer, about 0%–40% by weight of a wax, and optionally about 0%–60% by weight of an atactic poly-?-olefin (APAO). The adhesive composition may be used in a number of applications such as, for example, in disposable nonwoven hygienic articles, paper converting, flexible packaging, wood working, carton and case sealing, labeling and other assembly applications.

Abstract: This invention is related to a polyester resin composition comprising: a thermoplastic polyester resin and a polyether compound-treated layered material having layers respectively exfoliated by one another, which satisfies at least one of the conditions (i) to (v) given below: (i) That said polyether compound has a hydroxyl value of not more than 30 mg KOH/g; (ii) That said polyether compound has a cyclic hydrocarbon group: (iii) That said polyester resin composition comprises a phosphorus-containing compound; (iv) That said polyester resin composition comprises an epoxy-containing compound; (v) That said polyester resin composition is obtainable by melt-kneading the thermoplastic polyester resin and the polyether compound-treated layered material having layers respectively exfoliated by one another and then treating the mixture for increasing the molecular weight of the polyester resin.

Abstract: The invention relates to a transparent, single or multi-layer oriented polyolefin film which consists of at least one layer containing a sheet silicate with an irregular surface structure and no metal oxide coating.

Abstract: A water-borne base coating composition for automobiles which can give a coating film excellent in luster and in coloration comprises an emulsion resin obtained by emulsion polymerization of an ?,?-ethylenically unsaturated monomer mixture having an acid value of 3 to 50 and comprising at least 65% by mass of a (meth)acrylate ester whose ester moiety contains one or two carbon atoms, a coloring component comprising an optically coherent flaky pigment, and an acrylic polymer compound having a weight average molecular weight of 400,000 to 1,500,000 and represented by the general formula (1):

Abstract: The present invention relates to polyamide (A) and polyolefin (B) blends containing nanofillers in which thc polyamide forms the matrix. These blends can also be referred to as “polyamide (A), polyolefin (B) and nanofiller blends in which the polyamide fonns the matrix”. The invention also relates to structures with barrier properties comprising at least one layer of these blends and optionally at least one layer of another material. These structures are a barrier to numerous fluids, and in particular in oxygen, to styrene, to furnigation fluids, to pentane and to air conditioning fluids. These structures can be made into bottles, reservoirs, containers, pipes and vessels of all sorts. They can also be converted to films which are used to make packagings.

Abstract: A polyamide resin composition comprises a polyamide resin component (A) and a metallic soap component (B), wherein the polyamide resin component (A) comprises a dicarboxylic acid component (a-1), which comprises a terephthalic acid component and an aromatic dicarboxylic acid component other than the terephthalic acid component and/or an aliphatic dicarboxylic acid component of 4 to 20 carbon atoms, and a diamine component (a-2), which comprises an aliphatic diamine component; and the metallic soap component (B) comprises a metallic soap comprising an aliphatic carboxylic acid and a monovalent or divalent metal salt The polyamide resin composition has excellent heat resistance and is favorably used as a molding material for electric or electronic parts and automotive parts. The polyamide resin composition is excellent in flowability, mold-releasing properties and shot stability in the injection molding process.

Abstract: The present invention discloses an exfoliative clay and a derivative thereof and a method for producing the same. The exfoliative clay is formed by emulsion exfoliating an inorganic layered silicate clay with an amphibious intercalating agent by powerfully stirring at 60–180° C. and not less than 14.7 psig. The amphibious intercalating agent is obtained by copolymerizing polyoxyalkylene amine having molecular weight over 1,800 and polypropylene-grafting-maleic anhydride (PP-g-MA). Before emulsion exfoliation, the intercalating agent is acidified with an inorganic acid. The acidification is the key step for obtaining nanoscale of emulsifying particles less than 100 nm for the exfoliation. The exfoliative clay can be further extracted with a hydroxide or a chloride of alkali metal or alkaline-earth metal to obtain a derivative in the form of nanosilica plates which is free of organic portions.

Abstract: A high performance thermoplastic polymer composition having improved melt flow properties, comprising a thermoplastic polymer resin and a low intrinsic viscosity poly(arylene ether). Preferred thermoplastic polymers are poly(imide) polymers.

Abstract: The invention relates to modified inorganic particles with a layer structure with an average particle diameter of 5 nm to 20000 nm, comprising an outer shell consisting of aminoplasts which contain, interlamellarly, multifunctional C1–C30 amino compounds of the melamine, melamine derivative, urea, urea derivative, guanidine, guanidine derivative, cyanamide, dicyandiamide, sulphonamide and/or aniline-type. The invention also relates to the production of said modified inorganic particles and to their use in thermoplastics and duroplastics.

Abstract: Disclosed is a transparent/translucent molding composition and process for making prepared from an impact modifier and a resin blend of polycarbonate and a cycloaliphatic polyester having a matching index of refraction.

Abstract: This invention relates to polymer film useful as a skin layer for synthetic paper or label comprising (A) a filler (B) a carrier polymer and (C) a minor amount of an ink adhesion improving polymer. The film is printable by thermal transfer printing. The invention relates to multilayer articles, which are useful as a synthetic paper or label.

Abstract: It is an object of the present invention to provide a polyolefin resin composition excellent in flame retardancy, in particular capable of manifesting excellent flame retardancy owing to a shape retaining effect upon combustion, and excellent also in mechanical strength and thermal characteristics, a thermoplastic resin for cable jacketing or sheathing which comprises the above resin composition, and an insulated cable. The present invention relates to a polyolefin resin composition comprising 100 parts by weight of a polyolefin resin and 0.1 to 100 parts by weight of a layered silicate, wherein a combustion residue thereof obtained by combusting said polyolefin resin composition by heating for 30 minutes under heating condition of 50 kW/m2 shows a yield point stress of not less than 4.9×103 Pa when compressed at a rate of 0.1 cm/s.

Abstract: An impact resistant, flame-resistant thermoplastic molding composition suitable for making thin-wall housing parts is disclosed. The composition contains A) 50 to 90 parts by weight of at least one a member selected from the group consisting of polycarbonate and polyester carbonate, B) 5 to 20 parts by weight of rubber-modified vinyl (co)polymer C) 2 to 15 parts by weight of at least one low-volatility, halogen-free flameproofing agent, D) 0.1 to 6 parts by weight of a silicate mineral, and optional E) fluorinated polyolefin, and F) conventional polymer additive wherein the total sum of the parts by weight of the components A) to F) is 100, and wherein the rubber content of the composition referred to the weight of the composition is 2 to 6 wt.-%.

Abstract: An article formed from a polyolefin resin blend reaction product that includes at least one propylene-based polyolefin-metal salt and at least one property-modifying agent. Optionally, the article includes a polyethylene-based polyolefin-metal salt, thermoplastic elastomer, such as a hydrogenated styrene-butadiene random copolymer or any other styrenic block copolymer, semi-crystalline polyolefin component, or the like, or combinations thereof. Such articles have enhanced scratch and mar resistance while still retaining acceptable impact toughness. Methods of preparing articles and the blends used to form such articles are also part of the invention.

Abstract: An aqueous dispersion based on an amorphous unsaturated polyester resin obtained by polycondensing a mixture of Dicidol isomers and one or more saturated and/or unsaturated dicarboxylic acids.

Abstract: A protective and decorative coating composition including about 2 to 10 different colorants which in combination with a resinous composition produce a desired visible coating. A majority of the colorants has a maximum haze of about 10% and exhibits an absorbance peak in the visible spectrum wherein at least about 50% of the total absorbance in the visible spectrum occurs at wavelengths within about 50 nm of the wavelength of the peak absorbance.

Abstract: A method for forming a coated film comprising the steps of sequentially applying an intermediate coating material, a base coating material and a clear coating material on a substrate on which an electrodeposition coated film has been formed; and simultaneously curing the applied three layers by baking, wherein the intermediate coating material comprises: (a) 40 to 56% by weight of an urethane modified polyester resin, the urethane modified polyester resin being obtainable by polyaddition of: a hydroxyl group containing polyester resin which is obtainable by polycondensation of an acid ingredient including not less than 80% by mole of isophthalic acid with a polyhydric alcohol ingredient, with an aliphatic diisocyanate compound; (b) 10 to 30% by weight of a melamine resin; (c) 15 to 30% by weight of a blocked isocyanate compound; (d) 4 to 15% by weight of a nonaqueous dispersion resin having core-shell structure; and (e) 0.4 to 2 parts by weight of a flake-like pigment.

Abstract: A powder coating composition contains a binder component of either a silicone resin or a mixture of a silicone resin and at least one selected from the group consisting of an epoxy resin, a phenolic resin, an acrylic resin, a polyester resin, and a fluororesin; and a reinforcing pigment of at least one of a mica and a whisker, wherein the content of the silicone resin in the binder component is at least 60% by weight. Such a composition can be free from the occurrence of the paint film cracks and peeling under heat at a high temperature of 300° C. or higher and can have good heat-resistant adhesion. Therefore, the present invention provides a powder coating composition which is excellent in heat-resistant adhesion at a high temperature of 300° C.

Abstract: Microporous articles formed by thermally induced phase separation from a diluent in combination with a thermoplastic polymer and a fluorochemical additive providing novel fluid repellent articles. Such articles are useful in clothing, barrier membranes, optical films in electronic devices (such as light reflective and dispersive films), and protective garments.

Abstract: The invention provides a powder coating composition in which the powder particles are an agglomerate of individual particulate components fused or bonded together into composite particles.

Abstract: The present invention relates to a polyamide resin composition comprising: 100 parts by weight of a polyamide resin mixture comprising (A) 20 to 90% by weight of a polyamide 6 resin, a polyamide 66 resin or mixture thereof and (B) 10 to 80% by weight of an aromatic polyamide resin; and (C) 0 to 300 parts by weight of an inorganic filler, said aromatic polyamide resin being having diamine units comprising 10 to 50 mol % of paraxylylenediamine units and 50 to 90 mol % of methaxylylenediamine units, and aliphatic dicarboxylic acid units.

Abstract: The invention relates to a composition and article for reducing food deposit adhesion to cookware. More specifically this invention relates to a resin composition comprising a polysulfone or polyethersulfone resin having a glass transition temperature of at least 180° C., a fluorinated polyolefin, and a fatty acid amide. The invention also relates to an article comprising the composition.

Abstract: A composition having sealing and sound dampening properties is disclosed which comprises one or more polyepoxides comprising at least two epoxide groups per molecule; a thermoplastic polyester polymer; a curing agent adapted to react with the polyepoxides; inorganic particles having an oil absorption value of less than 70; and inorganic microparticles different from the previously mentioned inorganic particles, the inorganic microparticles having an average particle size prior to incorporation into the composition ranging from 0.5 to 200 microns. Multilayer composites, coated substrates, and methods for forming sound dampening coatings on a metallic substrate are also provided.

Abstract: The invention relates to an article comprising ethoxylated alcohol wax intercalated in smectite clay. Embodiments of the invention comprise a sheet or an imaging member comprising an image layer and at least one layer comprising ethoxylated alcohol wax intercalated in smectite clay. The invention comprises a method of forming intercalated clay by providing smectite clay and combining the clay with ethoxylated alcohol wax and heating the mixture to above the softening point of the wax. The method further includes combining the intercalated clay with a polymer.

Abstract: A polyolefin-based nanocomposite and a method of preparing the same are disclosed. The polyolefin-based nanocomposite is prepared by melt kneading a mixture including (A) 40-99.8% by weight of a matrix polymer of polyolefin; (B) 0.1-30% by weight of a polyolefin compatilizer containing polar reactive groups; and (C) 0.1-30% by weight of a layered clay material having a quaternary ammonium ion bonded to the surface thereof. The quaternary ammonium ion contains (I) at least one alkyl group having at least 15 carbon atoms; and (ii) a substitutent having —Si—O—Si—linkage and at least one terminal reactive group.

Abstract: A phenolic resin composite material includes a phenolic resin, a filler dispersed in the phenolic resin and being a reinforcement member and an organized layered clay mineral being different from the filler and dispersed uniformly in the phenolic resin. The phenolic resin composite material is improved in terms of the heat resistance as well as the mechanical strengths.

Abstract: Molded articles prepared from compositions comprising carbon black have been found to exhibit reduced splay when compared to the corresponding compositions without carbon black. Also provided is a method of reducing splay in a molded article.

Abstract: A high temperature resistant coating composition comprising mainly a silicone resin, an epoxy resin, an amidoamine curing agent, and a mixture of three fillers: titanium dioxide, aluminum flake, and micaceous iron oxide. The silicone resin based composition can resist greater than 500° C. temperature for long term uses and can protect a kiln or industrial facilities such as a cement or power plant from corrosions, including undercut corrosions, and chemical attacks, particularly sodium hydroxide. The coating can gel at ambient temperature to render it tack free for easy handling and inspection. The composition disclosed herein has improved coating properties and can be baked at elevated temperatures without sagging or run-off on a vertical surface. Optionally, additional fillers, a catalyst, an additive, and an organic solvent can be added to the composition.

Abstract: Thermoplastic polymers, rubbery polymeric components and reinforcing fillers are mixed and heated to a range of 380° F. to 440° F. The resulting mixture is then fed into a Banbury mixer, with the resulting mixture fed into a diverter feeding two molds. The velocity of the piston of each mold being filled is controlled to thereby control the density of the molded product along its length. As each mold is filled, it is deposited in a cool water bath (50° F.-60° F.) while the next mold is being filled. The molds are sequentially transferred to an air cooling rack to complete the process. A texture, generally comprising indentations perpendicular to the longitudinal axis on the molded object, provides a frictional surface between the railway crosstie and the ballast beneath the crosstie.

Abstract: The present invention includes compositions suitable for air barriers such as innerliners where adhesion to tire carcass materials (e.g., SBR) and flexibility are desirable, as well as low air permeability. The invention includes a tire innerliner made by combining a filler; a sulfur cure system; optionally at least one secondary rubber; and at least one halogenated terpolymer of C4 to C8 isoolefin derived units, C4 to C14 multiolefin drived units, and p-alkylstyrene derived units. Examples of suitable fillers include modified carbon black, carbon black, silica, exfoliated clays, and combinations thereof. The present invention also includes a method of producing an elastomeric terpolymer composition comprising combining in a diluent C4 to C8 isoolefin monomers, C4 to C14 multiolefin monomers, and p-alkylstyrene monomers in the presence of a Lewis acid and at least one initiator to produce the terpolymer.

Abstract: The present invention includes compositions suitable for tire treads or sidewalls and other articles where abrasion resistance and flexibility are desirable. The invention includes a tire tread or sidewall made by combining a filler; a sulfur cure system; optionally at least one secondary rubber; and at least one halogenated terpolymer of C4 to C8 isoolefin derived units, C4 to C14 multiolefin derived units, and p-alkylstyrene derived units. Examples of suitable fillers include carbon black, silica, and combinations thereof. The present invention also includes a method of producing an elastomeric terpolymer composition comprising combining in a diluent C4 to C8 isoolefin monomers, C4 to C14 multiolefin monomers, and p-alkylstyrene monomers in the presence of a Lewis acid and at least one initiator to produce the terpolymer.

Abstract: The resin-coated scale-like inorganic particles have soft feel, adhesivity to human skin and effective in suppressing excessive luster. The scale-like inorganic particles are those with the surface coated with resin, and are characterized in that the 100% modulus of the resin in the tensile test is in a rage from 50 to 3000 N/cm2. The resin is preferably one or more selected from the group consisting of polyurethane, a styrene-butadiene copolymer, an acrylonitrile-butadiene copolymer, a silicone-based elastomer, and a polyolefin-based elastomer. The resin-coated scale-like inorganic particles are blended in the cosmetics according to the present invention.

Abstract: The invention relates to impact-modified polyamide compositions and mouldings produced therefrom which are suitable in particular for on-line lacquering, and the mouldings which have been subjected to on-line lacquering.

Abstract: Blends of polyimide resins and polyamide show improved physical properties with the addition of rubbery olefinic resins containing zinc carboxylate moieties.

Abstract: Epoxy-modified, two-part acrylic structural adhesives represented by an A-side in a preferred embodiment containing a monomer selected from group (a) and (b), wherein (a) is 4-(C3-C10 alkyl) cyclohexylmethacrylate, 2,5-(C1-C6 alkyl) disubstituted cyclohexylmethacrylate, 3,5-(C1-C6 alkyl) disubstituted cyclohexylmethacrylate.

Abstract: Photocurable luminescent polymers are prepared from thermosetting unsaturated polyesters, suspending fillers, phosphorescent pigments and photocatalysts and utilized to make gel coated articles and molded, cast and fiberglass reinforced plastic (FRP) articles. The luminescent polymers show bright and long-lasting photoluminescent afterglow, strong thermostimulation of afterglow by heat and electroluminescent properties.

Abstract: A polymeric material is produced by atomizing into droplets a composition containing addition-polymerizable material and reacting the addition polymerizable material in the droplets to produce the particulate product. The polymeric product may be, for example, a powder coating composition.

Abstract: Method of manufacturing inorganic polymer hybrids with improved mechanical properties and even dispersion of the inorganic material in the hybrids. Nanoscale exfoliation of inorganic materials having layered structures is induced, and said inorganic materials are combined with an emulsion comprising one or more molten polymers. The method provides nanoscale dispersion of inorganic material throughout the emulsion of one or more polymers without the use of compatibilizers.

Abstract: In a process for producing fine monofilaments having improved abrasion resistance from a polypropylene having a melt flow index (MFI)230° C./2.16 kg of 2-16 g/10 min at a linear density of 5-20 dtex (0.027 mm-0.053 mm), a compound consisting of 80 to 99.9% by weight of chips and 20 to 0.1% by weight of an additive is added to the extruder, the melt is spun at a speed of at least 1200 m/min, the fiber is cooled in an air bath at room temperature, supplementarily stretched at a temperature of 110-150° C. to a linear density of 5-20 dtex and wound up. The monofilaments comprising a polypropylene having a melt flow index (MFI) 230° C./2.16 kg of 2-16 g/10 min, having improved abrasion resistance, and a linear density of 5-20 dtex (0.027 mm-0.053 mm) and an abrasion resistance score ≦2.

Abstract: The invention provides a powder coating composition in which powder particles are an agglomerate of individual particulate components fused or bonded together into composite particles. Maximizing the amount of larger-sized uncolored component(s) gives cost advantages, and the invention allows a rapid and flexible manufacture of a range of colored powder coating compositions.