Abstract: The present invention relates to the use of a composition comprising a polysiloxane-based polymer and at least one cylindrical nanofiller as a marine anti-biofouling and/or fouling release coating.

Abstract: A novel polyamide molding material for highly lustrous and rigid polyamide molded articles contains a polyamide mixture consisting of a semicrystalline linear polyamide, a special branched graft polyamide, an amorphous polyamide, reinforcing substances as well as conventional additives.

Abstract: A rubber composition usable for the manufacture of tyres, based on at least a diene elastomer, a reinforcing filler and a coupling agent, characterised in that said filler comprises a synthetic metal hydroxide covered with silica, the metal of the hydroxide being selected from the group consisting of Al, Fe, Mg and mixtures of these metals. Use as reinforcing filler, in a diene rubber composition, of such a metal hydroxide. The metal hydroxide is preferably constituted of aggregates (secondary particles) of anisometric form, the primary particles possibly themselves being of anisometric form, for example in the form of rods, which imparts to the compositions of the invention anisotropic properties which are advantageous for separating their mechanical properties. Use of such a rubber composition for the manufacture of rubber articles, in particular of tyres or semi-finished products made of rubber intended for these tyres, in particular of treads.

Abstract: An object is to provide a fire retardant material capable of being molded by an injection molding machine and free from deterioration of the physical properties and a molded body formed of the fire retardant material. A fire retardant includes a degraded polypropylene resin obtained by melt kneading a polypropylene resin and an organic peroxide, wherein a weight average molecular weight of the degraded polypropylene is from 50,000 to 200,000; and an inorganic filler, wherein a mass ratio of the polypropylene to the inorganic filler is from 95/5 to 10/90.

Abstract: An improvement to the phase interface process of preparing aromatic polycarbonate is disclosed. The process is characterized in that the phosgenation is carried out at 0 to 40° C., and in that the temperature of the reaction mixture at the time of addition of the catalyst at 10 to 40° C., and in that the molar ratio of aromatic dihydroxy compounds to phosgene at 1:1.05 to 1:1.20. The polycarbonate thus produced is characterized in its low content of carbamates, making it particularly suitable for the preparation of optical storage media.

Abstract: The present invention provides a polyarylene sulfide resin composition which shows high dielectric constant and low dielectric dissipation factor, has excellent moldability, and has improved corrosive property to metal parts. More specifically, to 100 parts by weight of (A) polyarylene sulfide resin, compounded are 10 to 400 parts by weight of (B) an alkaline earth metal titanate showing 50 or higher relative dielectric constant and 0.05 or lower dielectric dissipation factor at 1 MHz, and containing less than 500 ppm of metal ion which is extracted by hot water; and 0.01 to 15 parts by weight of (C) one or more compound selected from hydroxides and oxides of alkaline earth metals.

Abstract: The present invention relates to a process for tailoring theology of an aqueous or water-borne coating composition using a system comprising an amount of a first hydrophobically modified polymer comprising a polymer backbone modified with a first hydrophobe and an amount of a second hydrophobically modified polymer comprising the first hydrophobically modified polymer further modified with a second hydrophobe. By incorporating a system comprising at least two hydrophobically modified polymers into water-borne coatings where the amount of all of the hydrophobically modified polymers are able to be independently adjusted, the resultant coatings may be tailored to attain a desired combination of Stormer or Brookfield viscosity and ICI viscosity.

Abstract: Provided is a pellet blend excellent in both of the surface design and the high cycle performance. A pellet blend containing: a polyamide resin composition pellet (A) containing 30 to 100% by weight of a polyamide resin (a) and 70 to 0% by weight of an inorganic filler (b), the polyamide resin (a) containing at least a crystalline polyamide resin showing a crystallization-temperature on cooling stage (Tc) of 210° C. or lower measured by differential scanning calorimeter and/or an amorphous polyamide resin (a-1); and a lubricant pellet (B) containing 1 to 30% by weight (on the basis of the lubricant pellet) of a lubricant (c) in a polyamide resin (a-3), at a ratio by weight of polyamide resin composition pellet (A)/lubricant pellet (B) of (80 to 99.5)/(20 to 0.5).

Abstract: Providing a crosslinked fluororubber for a rotational sliding sealing which can attain a reduction in torque (friction reduction) and is effective in diminishing oil leakage thereby improving initial properties concerning sealing properties (amount of oil pumping with sliding of sealing member) and which, even after friction and wear have occurred, can inhibit decrease of these properties and can improve conformability to eccentricity, and a method for producing the same. A crosslinked fluororubber for a rotational sliding sealing, wherein a fluororubber polymer composed of 95 to 50 wt % of a polyol-crosslinkable fluororubber polymer and 5 to 50 wt % of a liquid fluororubber polymer is obtained by crosslinking with polyol alone using a polyol crosslinking agent, and a method for producing the same.

Abstract: Flame retardant compositions are disclosed which comprise (a) at least one particulate material which expands on the application of heat and (b) at least one particulate nano-filler, together with at least one polymer and/or at least one curable monomer or oligomer. The compositions may also contain certain silicon-based materials. Flame-retardant compositions comprising polyorganosiloxanes containing one or more functional groups selected from amino, hydroxyl, methacrylic, acrylic and epoxy groups, are also disclosed.

Abstract: Polymer composite materials having improved gas barrier properties are generally disclosed, along with process of making the same. The polymer composite materials can include phosphonate particles, oxide particles, and combinations thereof. For example, the particles can be metal phosphonate particles, synthetic oxide particles, or combinations thereof.

Abstract: The instant invention is a polypropylene composition, a method of producing the same, and articles made therefrom. The polypropylene composition according to instant invention includes the reactive melt blending product of a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, a coupling agent, and optionally a filler. The polypropylene composition according to instant invention has a melt flow rate in the range of less than 1 g/10 minutes measured at 230° C. under a load of 2.16 kg in accordance with ASTM-D 1238. The method of producing a polypropylene composition according to instant invention includes the following steps: (1) reactive melt blending a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, and optionally a filler in the presence of a coupling agent; and (2) thereby producing the polypropylene composition having a melt flow rate in the range of less than 1 g/10 minutes measured at 230° C. under a load of 2.

Abstract: Disclosed is a thermoplastic composition including (A) a polyamide resin selected from the group consisting of Group (III) Polyamides including (a) about 20 to about 35 mole percent semiaromatic repeat units derived from monomers selected from one or more of the group consisting of (i) aromatic dicarboxylic acids; and (b) about 65 to about 80 mole percent aliphatic repeat units; (B) one or more polyhydric alcohols having more than two hydroxyl groups and a having a number average molecular weight (Mn) of less than 2000; and (C) 0 to 60 weight percent of one or more reinforcement agents.

Abstract: Polyimide resin compositions that contain an aromatic polyimide, graphite and a sepiolite filler, or a mixture of a sepiolite filler and a kaolin filler, are found to exhibit low wear and high thermal oxidative stability. Such compositions are especially useful in molded articles that are exposed to wear conditions at high temperatures such as aircraft engine parts.

Abstract: An aromatic polycarbonate resin composition exhibiting small molding shrinkage anisotropy, high dimensional stability, and high flowability, and a molded article produced therefrom, wherein the aromatic polycarbonate resin composition, and the molding thereof, each comprise 100 parts by mass of an admixture comprising: (A) 40-99 mass % aromatic polycarbonate resin, or a mixture of 60 mass % or more aromatic polycarbonate resin and 40 mass % or less flowability improver and/or impact modifier; (B) 60-1 mass % silicate-containing inorganic filler, or a mixture of 35 mass % or more silicate-containing inorganic filler and 65 mass % or less fibrous filler; and (C) 0.

Abstract: The present invention relates to a reinforced thermoplastic resin composition comprising at least an amorphous thermoplastic resin (A), a flame retardant (B), fibrous calcium silicate (C) and an inorganic material (D) comprising talc and/or mica, the content of flame retardant (B) being 0.01 to 30 parts by weight based on 100 parts by weight of the amorphous thermoplastic resin (A); the content of fibrous calcium silicate (C) in said composition being 3 to 30% by weight, and the content of the inorganic material (D) comprising talc, mica or mixture thereof in said composition being 3 to 30% by weight.

Abstract: A polymer composition comprises (a) least 40 wt % (based upon the weight of the composition) of a cyclic olefin polymer comprising at least one acyclic olefin and at least 20 wt % of one or more cyclic olefins (based upon the weight of the cyclic olefin polymer), wherein at least a portion of the cyclic olefin polymer has a glass transition temperature of greater than 100° C.; (b) an acyclic olefin polymer modifier in an amount up to 40 wt % (based upon the weight of the composition); and (c) at least 10 wt % (based upon the weight of the composition) of one of more fillers. The polymer composition has a notched Izod impact resistance measured at 23° C. of greater than 100 J/m and a flexural modulus (1% secant method) of greater than 1400 MPa.

Abstract: This invention relates to an insulating paste for an electric module that avoids cracks occurring in an insulating layer. The insulating paste comprises heat-curable silicone resin, inorganic filler and solvent.

Abstract: A single- or multilayer threaded pipe, wherein at least one layer is produced from a polyolefin composition comprising (percentages express on the basis of the sum of components (A) and (B)): (A) 65-90 wt % of a heterophasic polypropylene composition comprising (percentages expressed on the basis of the polypropylene composition): (1) 65-95 wt % of a propylene polymer selected from propylene homopolymer and co- and terpolymers of propylene with a comonomer selected from ethylene, a C4-C10 alpha-olefin and a mixture thereof, said polymer containing 0.1-10 wt % of comonomer units, being insoluble in xylene at 25° C. in an amount over 85 wt %, having a polydispersity index ranging from 4 to 13 and an intrinsic viscosity ([?]1) value of over 2.2 dl/g; and (2) 5-35 wt % of an olefin polymer of ethylene with propylene or a C4-C10 alpha-olefin having an ethylene content ranging from 15 to 85 wt % and an intrinsic viscosity of the fraction soluble in xylene ([?]2) of at least 1.

Abstract: In one aspect, the invention includes an aqueous composition for coating articles including isocyanate resins. The coating composition includes from about 50% to about 100% by weight of at least one thermoplastic acrylic polymer; from about 0.1% to about 20% by weight titanium dioxide; and water. The composition has a basic pH, a solids ratio of from about 58% to about 69% by weight, and is substantially free of quartz pigments.

Abstract: Disclosed herein is a thermoplastic nanocomposite resin composition comprising: (A) about 100 parts by weight of a thermoplastic resin; and (B) about 0.1 to about 50 parts by weight of metal (oxide) nanoparticles having surfaces that are organically modified with a silane compound. In the thermoplastic nanocomposite resin composition of the present invention, metal (oxide) nanoparticles are substantially uniformly dispersed into a thermoplastic resin matrix due to hybrid bonding between the resin matrix and the organo-surface modified metal (oxide) nanoparticles, so that the thermoplastic nanocomposite resin composition may provide considerably improved scratch resistance against surface damage to molded articles.

Abstract: The present invention relates to an activated silane compound obtained by reacting a hydrocarbyloxysilane compound with an organic metal compound in an organic solvent, and enhancing interaction of silica with carbon black and improving the fracture characteristic, the abrasion resistance and the low heating property provide an activated silane compound which can be reduced in a blending amount, a rubber composition prepared by blending it as a silane coupling agent and a pneumatic tire prepared by using the above rubber composition, which is excellent in a durability, a low heating property and the like.

Abstract: A sprayable skin composition and method of applying the skin composition is provided for use in reinforcing plastic products. The skin composition comprises a mixture of reinforcing wollastonite fibers and a synthetic resin, along with additional additives such as thixotropic agents, accelerators, stabilizers, and an air release agent. The composition is applied by spraying onto a gel coat in a mold and forms a gel within 1 to 3 minutes without the formation of air bubbles.

Abstract: A thermoplastic vulcanizate comprising of a dynamically-cured rubber; and a thermoplastic phase, where the thermoplastic phase includes fiber and the reaction product of a methylene donor and a methylene acceptor. The thermoplastic phase could include a functionalized thermoplastic resin.

Abstract: A tire includes at least one outer structural element, wherein the at least one outer structural element is at least partially coated by at least one coating layer including a crosslinked composition obtained by reacting: (a) at least one polysulfide polymer; (b) at least one thermoplastic polymer having at least one hydroxyl group; with (c) at least one polyisocyanate. Preferably, the at least one structural element is at least one of the tire sidewalls.

Abstract: An object of the present invention is to provide a resin composition in which a surface resistivity and a volume resistivity actually measured in an antistatic region and an electrostatic diffusion region are equivalent to each other, and a remolded product produced by reutilizing a molded product which can hold the above properties. Specifically, disclosed is a resin composition comprising: 100 parts by weight of (a) a thermoplastic resin; 20 to 80 parts by weight of (b) a nonconductive fibrous inorganic filler having an average fiber diameter of not more than 15 ?m; and 10 to 70 parts by weight of the total of (c1) a graphite and (c2) a graphite in which (c) graphite having an average particle diameter of 1 ?m to 50 ?m wherein each kind thereof has a different particle diameter; and at least one of differences in average particle diameter between two kinds thereof is not less than 5 ?m.

Abstract: A polyamide resin/rubber-reinforced styrene-based resin composition, particularly, a polyamide resin/ABS resin composition, excellent in the balance between impact strength and fluidity as well as in the heat resistance, chemical resistance and paintability, as well as a shaped article thereof, are provided. The resin composition comprises 100 parts by weight of a thermoplastic resin comprising (A) from 79.5 to 20 parts by weight of a polyamide resin, (B) from 20 to 79.5 parts by weight of a polymer obtained by grafting an aromatic vinyl-based monomer and a vinyl cyanide-based monomer to a specific rubber-like polymer, (C) from 0.

Abstract: A thermoplastic elastomer composition is provided that contains 1 to 20 parts by weight of component (E), wherein the thermoplastic elastomer composition is provided by a process for producing a thermoplastic elastomer composition including the steps of: (1) dynamically heat treating 5 to 25 parts by weight of component (A), 10 to 70 parts by weight of component (B), 3 to 25 parts by weight of component (C), and 10 to 70 parts by weight of component (D) in the presence of a crosslinking agent to obtain a mixture, wherein component (A) is a polypropylene resin, component (B) is an ethylene-?-olefin copolymer rubber, component (C) is a hydrogenated vinyl aromatic compound-conjugated diene block copolymer, component (D) is a mineral oil, component (E) is an inorganic filler having an aspect ratio of at least 2, and the total amount of components (A) to (D) is 100 parts by weight.

Abstract: An aqueous fluoroelastomer curable composition including two liquids of a main material fluoroelastomer aqueous dispersion (I) and a fluoroelastomer-curing agent aqueous solution (II), wherein the above main material fluoroelastomer aqueous dispersion (I) is an aqueous dispersion having a pH of 6.5 to 8.5, comprising a fluoroelastomer (A), a dispersant (B), an acid acceptor (C) and a salt (D) composed of an acid with a pKa of 3 to 7 and a base with a pKa of 8 to 12, and the above fluoroelastomer-curing agent aqueous solution (II) is an aqueous solution including a fluoroelastomer-curing agent.

Abstract: The invention is related to glossy, low- or zero-VOC aqueous paint compositions, comprising water based latex polymer, a hiding pigment, at least one low-VOC coalescence aid having a volatile organic content of less than 50 g/L, and a second inorganic pigment with particle size ranging from about 1 to 100 nanometers. The paint composition gives good block resistance and mechanical strength and can be adopted for paints with at least glossy and semi-gloss finishes.

Abstract: A polymeric matrix having improved flowability and wettability is provided, as well as a process for making it. The matrix contains a polyamide and a polyhydric alcohol which is chemically bonded at least to a part of the polyamide, and it is suitable particularly for manufacturing fiber-reinforced polyamide articles exhibiting a very good surface appearance and excellent mechanical properties.

Abstract: The present invention relates to a polypropylene resin composition, more particularly to a composition comprising an ethylene/propylene block copolymer, an ethylene/?-olefin copolymer rubber, a styrene-based polymer rubber, a polypropylene-silicone rubber master batch, a magnesium compound and an inorganic filler. The polypropylene resin composition of the present invention exhibits superior rigidity, scratch resistance and glossiness, outstanding laser processability and low-temperature impact resistance, and also superior fluidity. Therefore, it is applicable to manufacture interior materials of a vehicle such as an instrument panel. Especially, the present invention is suitable to manufacture an air bag deployable instrument panel assembly requiring no coating.

Abstract: The invention relates to a polyamide moulding compound containing 70 to 99.5% by weight of at least one thermoplastic polyamide and 0.5 to 30% by weight of at least one polyamide oligomer with linear or branched chain structure with a number average molar mass of 800 to 5000 g/mol with basic end groups which are at least partially NH2 end groups, and carboxyl end groups, one of these end groups being present in excess and the concentration of the end group present in excess being at most 300 mmol/kg.

Abstract: Compositions having good impact performance can be made from a thermoplastic (e.g., a polyolefin such as polypropylene or HDPE) and an ethylene multi-block copolymer. The compositions are easily molded and often have particular utility in making, for example, automotive facia, parts and other household articles.

Abstract: A polyamide resin composition contains: 85 to 95 parts by weight of a polyamide resin; 5 to 15 parts by weight of a wollastonite; 3 to 10 parts by weight, to 100 parts by the total weight of the polyamide resin and the wollastonite, of a styrene copolymer modified with at least one modifier of unsaturated carboxylic acids and unsaturated dicarboxylic anhydrides; and 0.5 to 5 parts by weight, to 100 parts by the total weight of the polyamide resin and the wollastonite, of a high-density polyethylene modified with at least one modifier of the unsaturated carboxylic acids and the unsaturated dicarboxylic anhydrides, and the polyamide resin containing ingredients: 10 to 50 parts by weight of nylon 6 and 50 to 90 parts by weight of nylon 66, based on 100 parts by weight of the whole polyamide resin.

Abstract: A polymerizable composition comprising a monoethylenically unsaturated resin polymerizable by a free radical initiator, and a particulate formulation comprising one or more gemstones present in the particulate formulation at a level between about 0.5 weight percent to about 30 weight percent.

Abstract: The present invention relates to new methods of producing polymer composite materials. More specifically, the invention involves a process in which layered materials including clays and other inorganic materials are dispersed into polymer systems to create polymer nanocomposite films. The resulting films exhibit improved resistance to fading when compared to polymer films that lack the additional layered materials.

Abstract: The use of high aspect fillers in the production of simulated stone, masonry and brick textured products such as cladding, siding, panels, or other building and construction materials. High aspect fillers increase the dimensional stability, rigidity, thermal and sound insulation. The high aspect fillers may be included into a matrix polymer with or without chemical bonding. The disclosed invention is not limited to products in the building or construction industries and may be applied in the manufacture of a wide variety of products in other industries.

Abstract: A norbornene-based resin molded article obtained by bulk polymerizing a norbornene-based monomer in a mold; wherein said norbornene-based resin molded article is characterized by comprising a hybrid filler obtained by high-speed mixing the two or more kinds of fillers in dry method. Preferably, said hybrid filler is obtained by high-speed mixing, at least a fibrous filler having 5 to 100 aspect ratio and a particulate filler having 1 to 2 aspect ratio, in dry method. The present invention provides the norbornene-based resin molded article superior in rigidity and dimensional stability; and the method of production thereof.

Abstract: A plant-based resin-containing composition according to the present invention includes polyamide 11 and an amorphous resin. The amorphous resin is at least one resin selected from the group consisting of ABS resin, AS resin, ASA resin, polyvinyl chloride, polystyrene, polycarbonate, polymethylmethacrylate, modified polyphenylene ether, polysulfone, polyethersulfone and polyarylate. A plant-based resin-containing molded product according to the present invention is formed from the aforementioned plant-based resin-containing composition of the present invention.

Abstract: A hot melt sealant/adhesive composition is provided which comprises the following components—Component A. a siloxane polymer composition comprising a) An organopolysiloxane which may comprise not less than two groups selected from i) silicon bonded alkenyl groups or ii) silicon-bonded hydroxyl groups and/or silicon bonded hydrolysable groups b) one or more fillers; and a cure system comprising c) a suitable catalyst and where required d) a suitable cross-linker adapted to react with component (a), catalysed with component (c); and either or both of components B. and C. wherein:—B. is one or more hot melt resins; and C. is one or more waxes having a melt temperature of between 40 and 200° C.; and/or an organic resin having a viscosity average molecular weight of from 200 to 6000 and a softening point of from O° C. and 15O° C.; wherein the total amount of components B and/or C in the composition is from 2 to 60% by weight of the whole composition.

Abstract: Improved silicone rubber compositions, including silicone wire and cable insulations and jackets are disclosed. Silica fillers of specified surface area in specified amounts give silicone wire and cable insulations and jackets with improved abrasion resistance. These insulations and jackets are useful in wires and cables that require heat resistance, fire resistance and low temperature flexibility. Low cost formulations that can find use in new applications are disclosed.

Abstract: A rayon fiber that does not use a halide-based flame retardant, a phosphorous flame retardant or an organic solvent, has excellent flameproofness and launderability and is biodegradable when buried in the soil at the time of disposal, and a method for manufacturing the same are provided. The flameproof rayon fiber according to the present invention contains components of silicon and magnesium, and a compound containing the components of silicon and magnesium is amorphous.

Abstract: The present invention relates to a halogen-free phosphorous epoxy resin composition, primarily used as an adhesive for the printed circuit board. The composition comprises a halogen-free phosphorous contained epoxy resin which reduces the addition amount of additional flame retardant; in order to offer flame retardancy while maintaining high flexibility of flexible printed circuit board.

Abstract: A composition for making a composite plastics material, comprising a polymer, wood fibre and microsilica. The microsilica, i.e., silica fume, is added for the purpose of reducing the water absorption while maintaining, or improving, the flame retardancy, mechanical performance and processibility of the material. The intended polymers for the composite materials are polyethylene (PE), polyvinylchloride (PVC), polypropylene (PP) or polyethylene terephthalate (PET). The composites can be shaped through extrusion or heat-moulding.

Abstract: An improved primer formulation for composite building materials, such as materials that are generally cementitious, gypsum, or of another inorganic building material, such as those containing cellulose, glass, steel or polymeric fibers. The improved formulation effectively blocks moisture from penetrating the composite building material and is better than alternate or conventional primers. The formulation also improves adhesion and prevents peel failure of a topcoat when applied to the composite building material. The improved formulation acts as a weather-guard and a hydrophobic treatment to all surfaces of the composite building material upon application.

Abstract: The invention relates to a process for the preparation of surface-modified inorganic fillers or pigments of a defined grain size, characterized in that filler or pigment slurries of inorganic fillers or pigments having a defined grain size are milled with the action of pressure and/or shear forces using polymer dispersions.

Abstract: A method of preparing a diluted chain extended organopolysiloxane containing polymer comprising the steps of reacting a pre-formed polymer with a suitable chain extender reactable with terminal groups of the polymer in the presence of a diluent material, a suitable catalyst and optionally an end-blocking agent; and Where required quenching the polymerisation process wherein the diluent material is substantially retained within the resulting diluted organopolysiloxane containing polymer. The case additionally relates to products of the process and subsequent applications for the polymer such as for example sealants and rubbers.

Abstract: An insulator 2 cladding the conductor 1 and/or a cable sheath 4 cladding the insulated electric wire 11 are formed by using a resin composition formed by mixing 100 to 250 parts by weight of silanized magnesium hydroxide together with 100 parts by weight of polymer composed of 50 to 80 parts by weight of ethylene-vinyl acetate copolymer, 10 to 30 parts by weight of polypropylene, and 10 to 20 parts by weight of magnesium hydroxide denatured with maleic acid obtained by denaturing copolymerized polymer with maleic anhydride, the copolymerized polymer being formed by copolymerizing ethylene and the co-monomer of alpha-olefin of carbon numbers 3 to 8.

Abstract: A moisture curable composition capable of cure to an elastomeric body comprising (a) a diluted polymer comprising (i) a silicon containing polymer of the formula X-A-X1 where X and X1 are independently selected from silyl groups which contain one or more condensable substituents per group and A is a polymeric chain having a number average molecular weight (Mn) of at least 132 000; and a degree of polymerisation of at least 1800. (ii) an organic extender and/or plasticiser ?which diluted polymer is obtained by polymerisation in the presence of the said organic extender and/or plasticiser (b) a suitable cross-linking agent which comprises at least two groups which are reactable with the condensable groups in the diluted polymer, (c) a suitable condensation catalyst and optionally (e) one or more fillers.