Abstract: A curable composition includes: 100 parts by mass of a silicon-containing polymer having a Mw of 3,000 to 100,000 obtainable by hydrolysis-condensation of an organosilane mixture including R1SiX3, R2SiX3, R3R4SiX2 and R5SiX3, the total of R2SiX3 and R3R4SiX2 being 5 to 60 mol %, optionally a prepolymer, optionally a cyclic siloxane compound, 0.0001 to 10 parts by mass of an organic peroxide and optionally a metal catalyst, and 10 to 1,500 parts by mass of a filler, wherein R1 is a C2-6 alkenyl group, R2 is a C1-6 alkyl group, R3 and R4 are each a C1-6 alkyl group, R5 is a phenyl group optionally substituted with a C1-6 alkyl group, and X is a C1-6 alkoxy group, one or more of R2 to R4 is a methyl group, f represents a number of 2 to 10, g represents a number of 0 to 8, and n represents 1 or 2.

Abstract: Two-component or multi-component fixing mortar, based on a free-radical-hardening unsaturated reactive resin, for embedding anchoring means in mortar in holes or crevices, which fixing mortar includes silanes which may or may not have reactive groups capable of participating in the polymerisation with a synthetic resin based on free-radical-hardening unsaturated reactive resins but do in any case have Si-bonded hydrolysable groups, and, physically separate therefrom, a hardener.

Abstract: The present invention is a moisture crosslinkable composition. It may be (i) a blend of a nonpolar polyolefin and a second highly polar or amorphous polyolefin or (ii) a copolymer of a nonpolar polyolefin and the second polar or amorphous polyolefin. The present invention is useful for the preparation of moisture-cured wires, cables, film, pipe, hot melt adhesives, and other extruded or injection molded articles. The present invention is also useful in the preparation of media for fast transport of selective species, including film membranes.

Abstract: A liquid organosilicon compound comprising a structural unit represented by the following formula (1-a) and a structural unit represented by the following formula (1-b): In the above formula (1-a), R1 each independently is a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl and in the above formula (1-b), R2 and R3 each independently are a group selected from an alkyl having 1 to 4 carbon atoms, cyclopentyl and cyclohexyl, and n is an integer of 2 to 50. When a mole fraction of the structural unit represented by the formula (1-a) in the liquid organosilicon compound is ? and a mole fraction of the structural unit represented by the formula (1-b) in the liquid organosilicon compound is ?, the ratio of ? and n×? (?:n×?) meets 1:3 to 1:100.

Abstract: An additive for an ultraphobic polymeric composite is provided. The additive can have an aspect ratio of greater than about 15:1, and a surface free energy of less than about 20 J/m2. In addition, no single dimension of the additive is greater than about 50 micrometers. Upon mixing with a polymeric material having a viscosity of less than about 3000 cP and a surface tension of greater than about 35 mN/m to form a polymeric composite, the additive can bloom to the air interface surface of the polymeric composite to form surface roughness and an ultraphobic surface on the polymeric material.

Abstract: A method of producing hollow silica microparticles that suppress whitening of a transparent coating film and show excellent abrasion resistance and adhesiveness. The method includes preparation of an organosol in which hollow silica microparticles are dispersed with the silica concentration of 1 to 70 W % and addition of a silane compound and an alkali catalyst to the organosol at a temperature in the range from 30° C. to 300° C. to react the silane compound to the hollow silica microparticles under the condition where a quantity of water against the added silica (the hollow silica microparticles) is in the range from 0.1 to 50 W %.

Abstract: Method of manufacturing gradient composite material comprises steps of providing plural surface modified inorganic nanoparticles with functional groups or oligomers with functional groups; transferring the surface modified inorganic nanoparticles or oligomers with functional groups into an organic matrix to form a mixture; performing a photo polymerization step or a thermo-polymerization step for polymerizing and generating a gradient distribution of the surface modified inorganic nanoparticles or oligomers with functional groups in the mixture; and curing the mixture to solidify the organic matrix and form a structure with gradient composite, wherein the organic matrix is transferred into an organic polymer after curing.

Abstract: A method for treating a carbon allotrope including providing a carbon allotrope selected from the group consisting of carbon black, amorphous carbon, glassy carbon, graphite, graphene, fullerenes, or a mixture thereof; surface treating the carbon allotrope by coupling the carbon allotrope with a polyhedral oligomeric silsesquioxane. Also described is a surface treated carbon allotrope having a polyhedral oligomeric silsesquioxane coupled to the surface of the carbon allotrope. Also described is a coating composite for imaging components including a film forming resin; and a plurality of polyhedral oligomeric silsesquioxane surface treated carbon allotrope particles substantially uniformly dispersed in the film forming resin, and imaging components including the coating composite.

Abstract: Compositions containing multifunctional nanoparticles are provided. The compositions are the reaction product of fluoroelastomer having at least one cure site, and the reaction product of nanosilica with more than one type of silane coupling agent. The compositions can be used to form abrasion resistant anti-reflective coatings.

Abstract: A flexible material that comprises one or more types of polymers and may be used for drawing surface-adhesive rules having a pre-defined cross-section profile. Wherein the flexible material has attribute to reserve a shape of a profile of an orifice through which it is deposited from.

Abstract: A method for constructing a structure, preferably a swimming pool, includes the steps of excavating a cavity, applying a sub-base such as sand along at least a portion of the cavity, forming the sub-base into the desired shape of the structure, and applying a solidifier solution to the sub-base. The solidifier solution comprises a polymer in solution. The solidifier solution and the sub-base harden to form a smooth, hard composite layer in the base of the cavity, with the composite layer containing at least some of the polymer and at least some of the sub-base in a polymer lattice. After the solidifier solution has been applied, a liner may be installed, and the swimming pool may be filled. Additionally, the solidifier solution may be applied directly to the cavity, or to masonry or other materials, and may be used to construct any applicable structure.

Abstract: The invention relates to allyl functionalized precipitated silica, rubber compositions containing such silica, particularly sulfur cured rubber compositions, and articles of manufacture having a component thereof such as, for example tires. The invention particularly relates to synthetic amorphous silica, particularly a precipitated silica, treated with an allyl silane, particularly to a precipitated silica containing allyl functional groups.

Abstract: An article includes a silicone formulation and an in situ softening promoter. The silicone formulation has a shore A durometer and the in situ softening promoter decreases the shore A durometer of the silicone formulation by at least about 35%.

Abstract: A novel organosilicon compound having a ?-ketoester structure and a pressure-sensitive adhesive composition for a liquid crystal element that includes the organosilicon compound are provided. The organosilicon compound is obtained by reacting, in the presence of a transition metal catalyst, a compound represented by a formula (1): [wherein, R1 represents H or Me, R2 to R4 represent divalent hydrocarbon groups, A represents a group of a formula (i): (wherein, R6 represents an alkyl group or a phenyl group), R5 represents a group of a formula (ii): (wherein, B represents OH or a group represented by the formula (i)), and p, q and r represent integers of 0 to 6] with an alkoxysilane represented by a formula (2): (R7O)m(R8)(3-m)Si—H ??(2) [wherein, R7 and R8 represent monovalent hydrocarbon groups of 1 to 4 carbon atoms, and m represents 1, 2 or 3].

Abstract: It is an object of the present invention to provide a curable composition capable of forming a heat-resistant cured film which is excellent in surface hardness, is good in flexibility and bending properties, and has strength and flexibility that are compatible with each other, and a cured product (film) of the composition. The curable composition includes a reactive (meth)acrylate polymer (A) having a monomer unit represented by the following formula (1), a polymerization initiator (B) and a reactive monomer(C): wherein R1 is a hydrogen atom, a methyl group or an ethyl group, R2 is a hydrogen atom or a methyl group, X1 is a straight-chain or branched hydrocarbon group of 2 to 6 carbon atoms or an alcohol residue of polyethylene glycol, polypropylene glycol or caprolactone-modified both-terminal diol, n is an integer of 2 to 4, and m is an integer of 1 to 5.

Abstract: An environmental barrier composition and method of use for forming a structural barrier system to seal structural openings such as doors and windows is provided. The composition includes a liquid rosin that is silyl-terminated polyether, a filler material, and a curing catalyst. The method includes applying the composition to a prepared through-hole in combination with flashing material at least along a bottom surface of the through-hole and installation of a window or door into the prepared through-hole to form a barrier system in which a continuous film can be easily inspected, is waterproof, meet air barrier requirements of ASTM E2178, has elastomeric properties, allows substrate expansion, contraction, and movement, does not shrink or lose volume as it cures, and cures rapidly with sufficient adhesion to transition flashing to incorporate into a designed drainage plane and allow integration of a continuous air barrier system where the barrier is at least semi-vapor-permeable.

Abstract: The invention relates to allyl functionalized precipitated silica, rubber compositions containing such silica, particularly sulfur cured rubber compositions, and articles of manufacture having a component thereof such as, for example tires. The invention particularly relates to synthetic amorphous silica, particularly a precipitated silica, treated with an allyl silane, particularly to a precipitated silica containing allyl functional groups.

Abstract: A low refractive index composition is provided comprising the reaction product of: (i) a fluoroelastomer having at least one cure site; (ii) a multiolefinic crosslinker; (iii) a free radical polymerization initiator; (iv) a nanosilica composite comprising: (iv-a) a plurality of nanosilica particles, and (iv-b) at least one of a hydrolysis and condensation product of an oxysilane having a carbon-carbon double bond, wherein the at least one of a hydrolysis and condensation product is formed by contacting, in the presence of an organic acid and a lower alkyl alcohol, the oxysilane with from about 3 to about 9 moles of water per mole of hydrolyzable functional group bonded to the silicon of the oxysilane. The present invention further provides abrasion resistant anti-reflective coatings formed from these low refractive index compositions and methods for forming abrasion resistant anti-reflective coatings for optical display substrates from these low refractive index compositions.

Abstract: Various embodiments of a jointing composition are disclosed. In one embodiment, the aggregate jointing composition includes a thermoplastic polymer, a thermoset resin, and an amphiphillic coupling agent. In another embodiment the jointing compositions herein further include aggregate material. The jointing compositions herein chemically and physically promote retention of the materials within a continuous aggregate phase, improve resilience and flexibility, and provide stain/haze free installations.

Abstract: A surface-treated pigment is formed of a metal pigment including flat particles whose surfaces are treated with an alkoxysilane compound having a group having an unsaturated double bond between carbon atoms.

Abstract: An aqueous sizing is provided for treating glass fibers, in particular for producing roving fibers, glass staple fibers and cut reinforcing fibers in a thermally and chemically resistant glass, and also to glass fibers coated with the sizing. The sizing protects the glass fibers against scuffing and thus from mechanical damage.

Abstract: An aqueous surface-treating agent, which comprises a silicone oil aqueous emulsion, a polyurethane resin aqueous emulsion, and a silane compound represented by the following general formula (where R1 and R2 each are an alkyl group having 1 to 4 carbon atoms, and n and m are 1?n?3 and m=3·n, respectively), and/or a hydrolyzate thereof, wherein 100 parts by weight or more of the polyurethane resin in terms of the weight of solid matters is used on the basis of 100 parts by weight in terms of nonvolatile matters of silicone oil, can prevent sticking of rubber seal materials such as O rings, etc. themselves or sticking to a metal, a resin, etc., and can reduce the friction of rubber or resin seal members at the time of sliding motion.

Abstract: Methods and compositions for consolidating particulate matter in a subterranean formation are provided. In one embodiment, a method of treating a subterranean formation includes coating a curable adhesive composition comprising a silane coupling agent and a polymer having a reactive silicon end group onto proppant material; suspending the coated proppant material in a carrier fluid to form a proppant slurry; introducing the proppant slurry into a subterranean formation; and allowing the curable adhesive composition to at least partially consolidate the proppant material in the subterranean formation.

Abstract: Provided are an organic silicon compound of the following formula (I): (wherein, R1 to R20 represent each independently alkyl, alkoxy, aryloxy, cycloalkyl, alkylcycloalkyl, aryl, dialkylamino or the like, and the aryloxy and aryl may be substituted with a substituent selected from the group consisting of alkyl, alkoxy and alkoxyalkyl.) which can be used for suppression of coloration and thermal deterioration of an organic material in molding, and an organic material composition containing the organic silicon compound and a method of producing the organic silicon compound.

Abstract: A passivating coupling material for, on the one hand, passivating a dielectric layer in a semiconductor device, and on the other hand, for permitting or at least promoting liquid phase metal deposition thereon in a subsequent process step. In a particular example, the dielectric layer may be a porous material having a desirably decreased dielectric constant k, and the passivating coupling material provides steric shielding groups that substantially block the adsorption and uptake of ambient moisture into the porous dielectric layer. The passivating coupling materials also provides metal nucleation sides for promoting the deposition of a metal thereon in liquid phase, in comparison with metal deposition without the presence of the passivating coupling material. The use of a liquid phase metal deposition process facilitates the subsequent manufacture of the semiconductor device.

Abstract: One-part and two-part compositions curable by a metathesis reaction comprising a resin containing a polyether-based substrate with at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. These compositions may optionally contain a reaction control agent for slowing the progress of the metathesis reaction. The metathesis catalyst can be a ruthenium carbene complex catalyst. The substrate may be, for example, a difunctional urethane polyester or polyether carboxylate containing norbornenyl end groups.

Abstract: Two-part dental impression material curable by a metathesis reaction comprising a base paste with first and second resin components each containing at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. The first resin includes a urethane polyether or polyester carboxylate backbone terminated with the cycloolefin groups and the second resin includes an alkoxy-siloxane polyether or polyester carboxylate backbone terminated with the cycloolefin groups. The metathesis catalyst can be a ruthenium carbene complex catalyst.

Abstract: Disclosed herein are a nitrile rubber composition comprising a nitrile rubber (a) including an ?,?-ethylenically unsaturated nitrile monomer unit and having iodine value of 100 or less, an ?,?-ethylenically unsaturated carboxylic acid metallic salt (b), and silane-treated fumed silica and/or calcinated wet silica (c); a cross-linkable nitrile rubber composition comprising the above nitrile rubber composition and a crosslinking agent (d); and a cross-linked rubber obtained by crosslinking the cross-linkable nitrile rubber composition. The present invention can provide a nitrile rubber composition and a cross-linkable nitrile rubber composition, capable of giving a highly-saturated cross-linked nitrile rubber having high tensile stress and excellent heat resistance, and a cross-linked rubber thereof.

Abstract: The invention relates to coating formulations comprising (i) a silicone-based coating component susceptible to misting under mist-producing conditions; and (ii) an anti-misting amount of a branched polysiloxane component resulting from copolymerizing under hydrosilylation conditions a component mixture comprising (a) one or more organosilicon compounds containing at least two unsaturated hydrocarbon functional groups per molecule, and (b) one or more silylhydride-containing compounds containing at least two silylhydride functional groups per molecule, with the provision that (i) at least one component (a) or (b) contains at least three functional groups per molecule; (ii) a component (a) or (b) having a higher number of functional groups per molecule is present in a molar amount equal to or lower than a molar amount of the other component (a) or (b) having a lower number of functional groups per molecule; and (iii) unsaturated hydrocarbon compounds are excluded from the component mixture.

Abstract: A composition includes a polymer precursor and a coupling agent composition capable of bonding to a filler having a corresponding binding site. The polymer precursor includes cycloolefin and the coupling agent has at least one functional group that is an epoxy, an amine, an imine, a thiol, a carboxylic acid, a cyanato, a carboxylic acid anhydride, a cyano group, or a silane group. A method to make the composition is also provided.

Abstract: A novel organosilicon compound having a ?-ketoester structure and a pressure-sensitive adhesive composition for a liquid crystal element that includes the organosilicon compound are provided. The organosilicon compound is obtained by reacting, in the presence of a transition metal catalyst, a compound represented by a formula (1): [wherein, R1 represents H or Me, R2 to R4 represent divalent hydrocarbon groups, A represents a group of a formula (i): (wherein, R6 represents an alkyl group or a phenyl group), R5 represents a group of a formula (ii): (wherein, B represents OH or a group represented by the formula (i)), and p, q and r represent integers of 0 to 6] with an alkoxysilane represented by a formula (2): (R7O)m(R8)(3-m)Si—H ??(2) [wherein, R7 and R8 represent monovalent hydrocarbon groups of 1 to 4 carbon atoms, and m represents 1, 2 or 3].

Abstract: Silane compositions of the general formula are provided herein comprising [(RO)x(R1)(3-x)—Si-Mt]q-L-[(Ra)cAr—(CR2?CR22)y]z wherein R and R1 are independently a hydrocarbon group of from 1 to about 20 carbon atoms; R2 are each independently hydrogen or a hydrocarbon group of from 1 to about 20 carbon atoms; M optionally is a divalent hydrocarbon connecting group of from 1 to about 20 carbon atoms to link the silicon atom and the L group; L is a covalently bound hydrocarbon linking group of from 1 to about 20 carbon atoms or a heteroatom linking group selected from the group consisting of —O—, —S—, —NR3— wherein R3 is hydrogen or a hydrocarbon group of from 1 to about 20 carbon atoms; Ra is an alkyl group of 1 to 12 carbon atoms; Ar is a substituted or unsubstituted aromatic group; q is an integer of 1 to 4; t and c are each independently 0 or 1; and x, y and z are each independently integers of 1 to 3, inclusive, with the proviso that t is 1 when L is a heteroatom group.

Abstract: In broadest terms, a wood filler composition of the present invention comprises: from about 11.50 to about 17.50 weight percent water; from about 14.40 to about 21.60 weight percent ceramic microspheres; from about 2.48 to about 3.72 weight percent wood flour; from about 0.32 to about 0.48 weight percent thickener; from about 0.80 to about 1.20 weight percent glass bubbles; from about 12.24 to about 18.36 weight percent acrylic latex emulsion; optionally from about 0.05 to about 0.20 weight percent of an adhesion promoter; and from about 36.06 to about 54.10 weight percent calcium carbonate. The composition preferably has a pH in the range of from about 8.4 to about 8.8. Further the composition preferably has a viscosity of between about 200,000 to 300,000 cps as measured on a BROOKFIELD RV viscometer (helipath on) with a T/E spindle at 20 rpm and 25° C.

Abstract: A liquid silicone rubber coating composition that is ideal for forming a coating on an air bag is provided. The composition includes: (A) an organopolysiloxane containing two or more alkenyl groups bonded to silicon atoms within each molecule, (B) an organohydrogenpolysiloxane containing at least two silicon atom-bonded hydrogen atoms within each molecule, (C) an addition reaction catalyst, (D) a finely powdered silica with a specific surface area of at least 50 m2/g, (E) an organosilicon compound containing an epoxy group and a silicon atom-bonded alkoxy group within each molecule, and (F) a compound represented by a general formula: Al(OH)(OCOR)2 (wherein, R represents identical or different, unsubstituted or substituted monovalent hydrocarbon groups of 1 to 20 carbon atoms). Leakage of the inflator gas when the air bag is in an inflated state is suppressed, enabling production of an air bag that exhibits excellent sustainability of the inflation period.

Abstract: An article includes a silicone formulation and an in situ softening promoter. The silicone formulation has a shore A durometer and the in situ softening promoter decreases the shore A durometer of the silicone formulation by at least about 35%.

Abstract: Disclosed are a composition including a silane-based organic/inorganic hybrid material having a multiple bond and one or more organic metal compounds and/or one or more organic polymers, an organic insulator including the composition, an organic thin film transistor (OTFT) including the organic insulator and an electronic device including the OTFT. The organic insulator including the composition for preparing an organic insulator has increased charge mobility and an increased on/off current ratio, thus exhibiting improved properties, and the organic thin film transistor manifests uniform properties due to the absence of hysteresis.

Abstract: Disclosed is a method of preparing treated metal oxide nanoparticles from sols prepared from metal alkoxides and organosilanes. The treated nanoparticles are useful high refractive index additives in the manufacture of optical articles.

Abstract: The present invention provides a moisture-curable composition containing silylated polyurethane prepolymer and silane acrylate polymer. The composition is flowable at room temperatures, and upon curing forms high modulus resins for use in adhesives, coatings and sealants for automotive and industrial applications.

Abstract: This invention relates to novel sulfur-containing silane coupling agents, and organic polymers containing carbon-carbon double bonds. These novel silanes can be carried on organic and inorganic fillers. The invention also relates to articles of manufacture, particularly tires, made from the elastomer compositions described herein.

Abstract: The invention discloses a flame-retardant thermoplastic resin composition without containing any halogen compounds as a flame-retardant agent but still exhibiting excellent flame retardancy. The resin composition comprises: (a) a thermoplastic resin kneadable or moldable at a temperature lower than 250° C. such as polyethylene; (b) magnesium hydroxide as the principal flame retardant agent; (c) an organopolysiloxane compound of a specified viscosity; and (d) a reactive catalytic compound which is a radical-generating compound having an incipient thermal decomposition temperature higher than 250° C. such as 2,3-dimethyl-2,3-diphenylbutane. Alternatively, the catalytic compound as the component (d) can be a combination of a noble metal, e.g., platinum, compound and a vinyl group-containing organosiloxane compound.

Abstract: The present invention is directed to the provision of premixed aqueous compositions which are used to provide a paint composition of varying finish characteristics at the point of sale. Thus, the merchant distributing the paint composition made from the subject premixed compositions need only maintain inventory of four compositions. The particular compositions which are the subject of the invention exhibit stable characteristics during storage in their respective reservoirs. The compositions include a pigment composition, a dispersant thickening agent, a high resin content binder, and a low resin content binder. The compositions are combined in differing amounts to produce paint compositions being suitable for either interior or exterior use and having differing sheens, quality levels, and color bases.

Abstract: There are provided a radiation curing silicone rubber composition that is useful for the bonding of substrates, an adhesive silicone elastomer film formed from such a composition, a structural body in which two substrates are bonded via a cured layer formed from the composition, and a method of producing such a structural body. The composition includes: (a) an organohydrogenpolysiloxane containing at least one group selected from the group consisting of acryloyl groups and methacryloyl groups, and at least one hydrosilyl group; (b) a fluid organopolysiloxane with at least two groups which are each selected from the group consisting of acryloyl groups and methacryloyl groups, and with no hydrosilyl groups; (c) a compound selected from the group consisting of alkoxysilanes, partial hydrolysis-condensation products of alkoxysilanes, organosilane-modified isocyanurates and organosiloxane-modified isocyanurates; (d) a radiation sensitizer; and (e) a platinum group metal-based catalyst.

Abstract: A sulphur-vulcanizable rubber composition usable for the manufacture of tires, based on at least: (A)—one diene elastomer selected from the group consisting of polybutadienes, natural rubber, synthetic polyisoprenes, butadiene copolymers, isoprene copolymers and mixtures of these elastomers (component A); (B)—a reinforcing white filler (component B); (C)—a coupling agent (white filler/diene elastomer) bearing at least one activated double ethylene bond (component C), with which there is associated: (D)—between 0.05 and 1 phr (parts by weight per hundred of elastomer) of a heat-triggered radical initiator (component D). The coupling agent is in particular an alkoxysilane of the family of alkoxy(C1–C4)-silylpropyls, in particular a trialkoxy(C1–C4)-silylpropyl methacrylate, in particular trimethoxy-silylpropyl methacrylate. Process for preparing such a rubber composition. Tire or semi-finished product, in particular tread, for a tire comprising a rubber composition according to the invention.

Abstract: An organic-inorganic hybrid is derived from combining at least one inorganic alkoxide and a hydrogenated sulfonated block copolymer containing a controlled distribution copolymer block of a conjugated diene and a mono alkenyl arene, where the controlled distribution copolymer block has terminal regions that are rich in conjugated diene units and a center region that is rich in mono alkenyl arene units. The inorganic alkoxide may be an alkoxysilane compound or composition.

Abstract: The present invention relates to a polyphenylene ether-based resin composition comprising a polyphenylene ether-based resin and at least one member selected from cage silsesquioxanes and partially cleaved structures of cage silsesquioxanes. The polyphenylene ether-based resin composition of the invention is excellent in heat resistance, mechanical properties, moldability and flame resistance.

Abstract: The present invention is directed to a rubber composition comprising a diene elastomer, a reinforcing white filler, and a (white filler/elastomer) coupling agent, which is bifunctional and which can be bonded to the elastomer by means of a function X. The coupling agent X function is an ester function of an unsaturated ?-? acid bearing a carbonyl group on its ? position and having the general formula (X): where R, R1 and R2 may be the same or different, where R is a monovalent hydrocarbon radical, and where R1 and R2 may be a hydrogen atom or a monovalent hydrocarbon radical. The rubber composition of the present invention is useful for the manufacture of tires or semi-finished products for tires, such as tire treads.

Abstract: A single component sag-free liquid ebonite composition having silane coupling agents selected to chemically bond and convert liquid unsaturated rubber to alkoxy functionality, to consume and scavenge moisture originally present in the mixture, and to react with sulfur during vulcanization. The single component liquid ebonite composition is moisture activated and is particularly useful for coating applications in protecting metal from corrosion and chemical attack. In some embodiments, the liquid ebonite composition having a total mass percentage of 100 is mainly composed of liquid unsaturated rubber, sulfur, a vulcanization activator, a vulcanization accelerator, a first silane, a second silane, and a third silane. With the right reactive functional group, the third silane can replace the first or second silane. In some embodiments, the liquid ebonite composition includes a catalyst, carbon black, fillers, additives, and a diluent or solvent.

Abstract: The present invention provides a polypropylene resin composition including a polypropylene resin having a melt flow rate of 4-18 g/10 minutes, a flame retardant additive having a low melting point, an antimony oxide, a UV stabilizer, a silane coupling agent, and titanium dioxide as a light-blocking agent. The resin composition of the invention produces products exhibiting excellent flame retarding properties, stability against weather, and maintainability of physical/mechanical properties as shown by maintaining the original flame retarding properties after long periods of outdoor exposure and hydrothermal dipping treatments.

Abstract: There is disclosed a fire-retardant resin composition, which comprises: a thermoplastic resin component (A) comprising (a) a block copolymer mainly made of a vinyl aromatic compound and a conjugated diene compound as its constitutional components, and/or a hydrogenated block copolymer of the block copolymer, (b) a nonaromatic-series softener for rubber, (c) an ethylene/?-olefin copolymer, and (d) a polypropylene resin; and (e) an organic peroxide, (f) a (meth)acrylate-series and/or allyl-series crosslinking aid, and a metal hydrate (B), wherein a specific amount of the metal hydrate (B) to be used is a metal hydrate being pretreated with a silane coupling agent, and the fire-retardant resin composition is a mixture of the above formulation that is heated and kneaded at a temperature equal to or higher than the melting temperature of the (A). There is also disclosed a wiring material and other molded parts, in which the resin composition is utilized.

Abstract: One-part and two-part compositions curable by a metathesis reaction comprising a resin containing a substrate with at least two cycloolefin groups per molecule curable by a metathesis reaction with a metathesis catalyst. These compositions may optionally contain a reaction control agent for slowing the progress of the metathesis reaction. The metathesis catalyst can be a ruthenium carbene complex catalyst. The substrate may be, for example, a difunctional or trifunctional carboxylate ester containing norbornenyl end groups.