Abstract: The invention relates to silicone resins comprising metallosiloxane which contains Si—O-Metal bonds or borosiloxane containing Si—O—B bonds and potentially Si—O—Si and/or B—O—B bonds and containing sulfur. It also relates to the preparation of such silicone resins and to their use in thermoplastic or thermosetting organic polymer or rubber or thermoplastic/rubber blends compositions to reduce the flammability or enhanced scratch and/or abrasion resistance of the organic polymer compositions. It further relates to coatings made of such silicone resins for scratch resistance enhancement or flame retardant properties.

Abstract: Disclosed are a modified conjugated diene polymer and a method for preparing the same. The modified conjugated diene polymer and the method for preparing the same advantageously provide superior compatibility with an inorganic filler, heat generation, tensile strength and abrasion resistance, low fuel consumption and excellent resistance on wet roads.

Abstract: There is provided a method of producing a conjugated diene rubber capable of being used as a starting material for a crosslinked rubber that can be used in applications such as tire treads and can raise the fuel efficiency.

Abstract: The invention relates to a tire rubber composition based on at least one diene elastomer, an inorganic filler as reinforcing filler, a coupling agent providing the bonding between the inorganic filler and the diene elastomer, characterized in that the coupling agent is an azosilane compound of following formula (I): (G1)3-a(G2)aSi—Z—NH—C(O)—N?N—C(O)—NH—Z—Si(G1)3-a(G2)a ??(I) in which: G1, identical to or different from one another, each represent a monovalent hydrocarbon-based group chosen from branched or unbranched, substituted or unsubstituted alkyls, having from 1 to 18 carbon atoms, substituted or unsubstituted cycloalkyls or aryls, having from 5 to 18 carbon atoms, G2, identical to or different from one another, each represent a hydroxyl group or a monovalent group in the form (G3)n-OG1 in which G3 is a divalent linking group having from 1 to 18 carbon atoms and comprising one or more heteroatoms chosen from O, S, Si and N, n being a number equal to or higher than 0 and less than or equal to 18, Z

Abstract: A method for producing a modified conjugated diene-based polymer including a polymerization step of obtaining a conjugated diene-based polymer having an active end by use of a polymerization initiator containing a compound having at least one nitrogen atom in a molecule and an organic lithium compound; and a modification step of reacting a modifier represented by the following chemical formula (6) with the active end of the conjugated diene-based polymer: wherein R4 to R7 each independently represent an alkyl group having 1 to 20 carbon atoms or an aryl group having 6 to 20 carbon atoms; R8 represents an alkylene group having 3 to 10 carbon atoms; R9 represents an alkylene group having 1 to 20 carbon atoms; m is an integer of 1 or 2; and n is an integer of 2 or 3.

Abstract: Pre-polymer materials suitable for the preparation of superior sealants are provided along with silylated (silane terminated) hybrid acrylic polyurethane pre-polymers, and the preparation thereof, and sealants comprising the pre-polymers, and the preparation of the sealants are also provided. A silylated acrylic polyurethane hybrid pre-polymer of acrylic pre-polymer, and polyurethane including acrylic pre-polymer and a second component, which may be a silylated polyurethane (SPUR) or may be a mixture of an isocyanate, a polyol, and a silane is also provided. In a specific embodiment, the silylated hybrid acrylic polyurethane pre-polymer includes an acrylic pre-polymer, and a silylated polyurethane (SPUR).

Abstract: The present invention relates to a bioelectrode including a cross-linkable organometallic polymer, and to a method for manufacturing same, and more particularly, to an electrode in which a nanostructure of the organometallic polymer is controlled to be used in bio fuel cells, biosensors, and the like. The electrode according to the present invention includes an organometal and further includes a self-assembling block copolymer and enzyme, and provides usages in bio fuel cells and biosensors.

Abstract: Disclosed is a coating composition based on aprotic solvents and comprising at least one hydroxyl-containing compound (A) and at least one compound (B) having isocyanate groups and having at least one silane group of the formula (I) —X—Si—R?xG3-x??(I) with G=identical or different hydrolyzable groups, R?=hydrogen, alkyl or cycloalkyl, X=organic radical, R?=alkyl, cycloalkyl, aryl or aralkyl, x=0 to 2, and characterized in that (i) the compound (B) containing isocyanate groups and silane groups comprises uretdione groups, and (ii) the compound (B) has been prepared from a linear aliphatic diisocyanate. The present invention additionally provides multistage coating methods using these coating compositions, and the use of the coating compositions as clearcoat, and application of the coating method for automotive refinish and/or for the coating of plastics substrates.

Abstract: A conjugated diene polymer rubber is provided that includes component (A) and component (B) below, component (A) having a content, with the total amount of component (A) and component (B) as 100% by weight, of from 5% to 90% by weight, and component (B) having a content of from 95% to 10% by weight, Component (A): a conjugated diene polymer rubber component modified with a carbonyl group- and substituted amino group-containing compound Component (B): a conjugated diene polymer rubber component modified with a compound represented by formula (IIa) below (R21O)mSi(R22A)nR234-m-n??(IIa) wherein m denotes a number from 1 to 3, n denotes a number from 1 to 3, m+n is from 2 to 4, R21 and R23 denote a hydrocarbyl group, R22 denotes a hydrocarbylene group, A denotes a substituted amino group or an optionally substituted hydrocarbyloxy group, when there are a plurality of R21s the plurality of R21s may be identical to or different from each other, when there are a plurality of R22s the plurality of R22s may be i

Abstract: Disclosed is a terminal modifier for conjugated diene polymers. The terminal modifier has both at least two amine groups and at least one alkoxysilane group. A terminally modified conjugated diene polymer which is coupled at the terminus with the terminal modifier, and a polymer composition for use in tires, comprising the terminally modified, conjugated diene polymer are also provided. When applied to tire treads, the polymer composition comprising the terminally modified, conjugated diene polymer significantly increases the disperability and binding to rubber of silica, thereby greatly contributing to an improvement of the tire treads in dynamic properties including wet traction, rolling resistance, Mooney viscosity and processability.

Abstract: Disclosed are one-component low temperature, moisture curable, storage stable coating compositions that include a silanol-functional silicone; an alkoxy-functional silicone; a flexibilizer comprising a reaction product of two or more reactants; and a curing agent selected from amines, aminosilanes, ketimines, aldimines, and combinations thereof. Also disclosed are substrates at least partially coated with a coating deposited from such a composition and methods for coating substrates with such compositions.

Abstract: The present invention relates to adhesives based on silane-modified polymers and to substrates coated therewith and connected thereto.

Abstract: A method for preparing a polydiene polymer, the method comprising: (i) preparing an active polymerization mixture by introducing conjugated diene monomer, and optionally monomer copolymerizable therewith, and a lanthanide-based catalyst system; (ii) adding a nitrile compound containing a protected amino group to the active polymerization mixture; and (iii) adding a co-functionalizing agent to the active polymerization mixture.

Abstract: The present invention has an object to provide a process for producing a hydrolyzable silyl group-containing fluoropolymer which is excellent in storage stability and has a sufficient pot life. At the time of producing a hydrolyzable silyl group-containing fluoropolymer by reacting an isocyanate group of an isocyanate group-containing alkoxysilane to a hydroxy group of a hydroxy group-containing fluoropolymer, the reaction is carried out in the presence a compound containing a specific metal atom at a certain concentration.

Abstract: This disclosure relates to polycarbonate compositions, methods, and articles of manufacture that at least meets certain electrical tracking resistance requirements. The compositions, methods, and articles of manufacture that meet these requirements contain at least a polycarbonate; a polysiloxane block co-polycarbonate; and a transition metal oxide, e.g. titanium dioxide.

Abstract: This invention relates to a polyolefin composition comprising one or more of the following formulae: wherein the PO is the residual portion of a vinyl terminated macromonomer (VTM) having had a terminal unsaturated carbon of an allylic chain and a vinyl carbon adjacent to the terminal unsaturated carbon; wherein X is one of a trialkoxysilane, carboxylic acid, carboxylic ester, carboxylic acid salt, carboxamide, carbonate, carbamate, phosphonic acid, phosphonic ester, phosphonic acid salt, sulfonic acid, sulfonic ester, sulfonic acid salt, nitrile, hydroxyl, an amino (primary, secondary, or tertiary, e.g., quaternized), an alkyl ether, an aryl ether, a thioether, an arylthioether, boronic acid, boronic ester, boronic acid salt, or halogen; and R1 is an aryl, heteroaryl, or alkyl group.

Abstract: An imaging member includes a surface layer comprising a fluoroelastomer-fluorosilicone composite. Methods of manufacturing the imaging member and processes for variable lithographic printing using the imaging member are also disclosed.

Abstract: An imaging member includes a surface layer comprising a fluoroelastomer-silicone composite formed from a reaction mixture comprising a fluoroelastomer, an oxyaminosilane, and an oxysilane-terminated compound. Methods of manufacturing the imaging member and processes for variable lithographic printing using the imaging member are also disclosed.

Abstract: A curable resin composition, comprising 100 parts by mass of a (meth)acrylic polymer (A) having, at a terminal thereof, at least one crosslinkable silyl group; 0.1 to 100 parts by mass of a diamine compound (B) having a monovalent or bivalent aliphatic or alicyclic hydrocarbon group that has 8 or more carbon atoms and may be branched and having at least one primary amino group; and 0.1 to 100 parts by mass of a diamine compound (C) having a monovalent aliphatic or alicyclic hydrocarbon group that has 8 or more carbon atoms and may be branched, and having a crosslinkable silyl group and/or a (meth)acryloyl group.

Abstract: A method containing a step of reacting a conjugated diene polymer having an alkali metal or alkaline earth metal active end with a hydrocarbyloxysilane compound having one or more of each of the following functional groups I and II in its molecule to obtain a modified conjugated diene polymer containing a functional group II, and a step of mixing the modified conjugated diene polymer and a compound such as organic acid. A modified conjugated diene rubber which can be used as a raw material of a cross-linked rubber which can be used in tire treads and the like and can enhance low fuel consumption performance is provided. The functional group I is a hydrocarbyloxysilyl group. The functional group II is a nitrogen-containing group in which both of two hydrogen atoms of a primary amino group are substituted with protective groups.

Abstract: Disclosed is a curable silicone composition for preparing release layers and pressure sensitive adhesives, and to substrates bearing a layer of the cured composition. More specifically, this invention relates to a silicone composition, curable in the absence of both catalysts and actinic radiation comprising a cyclic anhydride copolymer and an amine-terminated polysiloxane.

Abstract: A method for preparing a functionalized polymer, the method comprising the steps of: (i) polymerizing monomer to form a reactive polymer; and (ii) reacting the reactive polymer with a protected hydrazone compound containing an acyl group.

Abstract: The present invention relates to hydrophobically modified cationic polymers obtainable by the polymerization of one or more cationic ethylenically unsaturated monomers with an ethylenically unsaturated monomer having anhydride, imide, lactone, carboxylic acid, isocyanate or blocked isocyanate group and a reactive siloxane and processes for preparing them. These polymers are useful i.a. as a depositioning aid of hydrophobic actives onto fibrous substrates.

Abstract: The present invention provides a conjugated diene polymer, a method for producing a conjugated diene polymer, a conjugated diene polymer composition and a method for producing a conjugated diene polymer composition. The conjugated diene polymer is a conjugated diene polymer having a conjugated diene-based monomer unit and a group of the formula (I), wherein assuming the whole area of the molecular weight distribution curve obtained by gel permeation chromatography as 100%, the peak area of the molecular weight peak at the lowest molecular weight side is not less than 50%: wherein R1 and R2 represent independently a hydrocarbon group, hydrocarbon oxy group or hydroxyl group, m represents an integer of 0 to 10, and A1 represents a polar functional group free of an active hydrogen atom.

Abstract: A method for preparing a functionalized polymer, the method comprising the steps of: (i) polymerizing monomer with an anionic initiator to form a reactive polymer; and (ii) reacting the reactive polymer with a carboxylic or thiocarboxylic ester containing a silylated amino group, where the silylated amino group is directly attached to a moiety selected from the group consisting of acyclic moieties, heterocyclic moieties, and nonaromatic cyclic moieties.

Abstract: A surface-modified polymer is described, comprising a polymeric material and a self-assembling monolayer covalently bound thereto. The monolayer comprises monoethylene glycolated-OH (MEG-OH); 2-(3-trichlorosilyl-propyloxy)-ethyl-trifluoroacetate (7-OEG or MEG-TFA); 2,2,2-trifluoroethyl-13-trichlorosilyl-tridecanoate (TTTA); OEGylated TTTA (OEG-TTTA); S-(2-(2-(2-(3-trichlorosilyl-propyloxy)-ethoxy)-ethoxy)-ethyl)-benzenethiosulfonate (OEG-TUBTS); or a combination thereof. Methods are described for forming a surface-modified polymer by surface activation, such as with plasma. By utilizing the surface-modified polymer to make medical equipment or devices for contacting biological fluids, a reduction in surface fouling and thrombus formation can result. Advantageously, polymeric equipment or components so modified may have a reduction in unwanted chemical interactions leading to fouling or clotting.

Abstract: The present invention provides a silicone rubber-based curable composition with which a silicone rubber having excellent tensile strength and tear strength is obtained, a method for producing a silicone rubber using the silicone rubber-based curable composition, a silicone rubber, a molded article using the silicone rubber, and a tube for medical use formed from the molded article. The silicone rubber-based curable composition of the present invention is characterized in that it includes a vinyl group-containing organopolysiloxane (A), an organohydrogen polysiloxane (B), silica particles (C), a silane coupling agent (D), and platinum or a platinum compound (E).

Abstract: A functionalized polymer includes a directly bonded moiety, which can be located at a terminus of the polymer, defined by the formula CR1R2NH—OSi where each R1 and R2 independently is a substituted or unsubstituted hydrocarbyl group and where the Si atom can be bonded through similar moieties to up to three other polymers and/or to the appropriate number of non-interfering groups. The polymer can be provided by introducing a ketoximesilane compound into a system that includes carbanionic (living) polymer. Such polymers can be used in the production of compositions that include particulate fillers.

Abstract: Certain embodiments described herein are directed to silane coupling agents that may be used, for example, to covalently couple a polymer to a filler. In some examples, devices that include the polymer-silane coupling agent-filler compositions are also described.

Abstract: A fuser member includes a surface layer comprising a fluoroelastomer-perfluoropolyether composite formed from a reaction mixture comprising a fluoroelastomer and a perfluoropolyether compound. Methods of manufacturing the fuser member and printing systems comprising the fuser member are also disclosed.

Abstract: A hydrophobic ABS plastics material is formed from an acrylonitrile-butadiene-styrene copolymer (ABS) plastic feed stock and a silicone additive. The hydrophobic ABS plastics material is used to produce a casing material, and also an electrical device. The hydrophobic ABS plastics material is ideally suited for protecting sensitive electronic components from moisture via a casing.

Abstract: A process for treating a polymer having a hydrolyzable functionality, the process comprising: (i.) providing a polymer having hydrolyzable functionality; (ii.) introducing an alkoxysilane to the polymer, where the alkoxysilane is defined by the formula I where R2 is a hydrocarbyl group, R3, R4, and R5 are each independently a hydrocarbyl group or a hydrocarbyloxy group; and (iii.) introducing a silane having a hydrolyzable functionality, where the silane is defined by the formula II where ? is a hydrolyzable group that forms an acidic species upon hydrolysis, where R6, R7, and R8 are each independently a halogen atom, a hydrocarbyl group, a hydrocarboxylate group, or a hydrocarbyloxy group.

Abstract: An adhesive composition includes a (meth)acrylic copolymer, the (meth)acrylic copolymer containing about 92 to about 99.7 parts by weight of a moiety derived from a (meth)acrylic acid ester monomer, and about 0.3 to about 8 parts by weight of at least one of a moiety derived from a carboxyl group-containing monomer and a moiety derived from a hydroxyl group-containing (meth)acrylic acid monomer, the (meth)acrylic copolymer having a weight average molecular weight of about 500,000 g/mol to about 2,000,000 g/mol, a carbodiimide curing agent, and an oligomeric silane coupling agent.

Abstract: A method for producing a modified conjugated diene-based polymer, wherein the method comprises: a first step of producing a conjugated diene-based polymer by polymerizing monomers comprising a conjugated diene compound in a hydrocarbon solvent using an organoalkali metal compound and a second step of adding (I) a compound having a carbonyl group and a substituted amino group and (II) a compound represented by Formula (II-A) to a hydrocarbon solvent containing the conjugated diene-based polymer.

Abstract: Polymer electrolytes offer increased safety and stability as compared to liquid electrolytes, yet there are a number of new challenges that polymer electrolytes introduce. A polymer electrolyte, as disclosed herein, is a block copolymer that has a block that provides mechanical strength and a novel, ionically-conductive polymer block with a backbone that is both highly flexible and highly conductive with high conductivity pendant chains attached, thus increasing the concentration of lithium coordination sites and improving ionic conductivity. Previous strategies for comb-type conductive polymers have focused on attaching either conductive pendant chains to a flexible non-conductive backbone or conductive pendant groups to a marginally flexible conductive backbone.

Abstract: A method of producing a rubber compound, which includes mixing at least one cross-linkable unsaturated-chain polymer base, silica, a first type of silane coupling agent, and a second type of silane coupling agent. The second type of silane coupling agent is added to the mix after the first type of silane coupling agent has reacted with the silica. The first type of silane coupling agent is a trialkoxymercaptoalkyl-silane, and the second type of silane coupling agent is a mercaptosilane protected in the form of thioester.

Abstract: The present invention provides a modified natural rubber that offers higher efficiency of graft polymerization or attachment of a polar group-containing compounds, and that possesses excellent low loss factor, wear resistance and fracture resistance when used as a rubber composition, a rubber composition using the modified natural rubber and a tire using the rubber composition. In the present invention, a polar group-containing compound is graft polymerized or attached under mechanical shear force to a natural rubber raw material having a nitrogen content of 0.4 mass % or less.

Abstract: Disclosed is an interfacial polymer for a network used as a coupling agent in mixing of rubber-silica. More particularly, the interfacial polymer for a rubber-silica network is a block copolymer containing a copolymer of conjugated diene and vinyl aromatic monomers, in which when used as a coupling agent in the mixing of synthetic rubber and silica (an inorganic material), the polymer enhances silica dispersibility within the rubber, and improves compatibility and processability, resulting in considerable improvement in the dynamic property as well as the mechanical property of the rubber, and when used in a tire, etc., it enhances automobile braking performance and reduces rolling resistance.

Abstract: This invention provides intumescent, halogen-free, polymeric, silicon-phosphorus-nitrogen (SPN) flame retardant, a process for their preparation, and systems, compositions and articles into which they are incorporated. The inventive intumescent, halogen-free, SPN polymer compositions afford good flame retardant performance at a lower loading compared to conventional phosphorus and nitrogen based intumescent flame retardant compositions.

Abstract: The invention relates to an adhesive composition that can be cross-linked by heating, said composition comprising between 20 and 85% of a polyurethane comprising 2 terminal groups of the hydrolysable alkoxysilane type of formula (I): wherein: R1 is a hydrocarbonated radical comprising between 5 and 15 carbon atoms; R2 is an alkylene radical comprising between 1 and 4 carbon atoms; R3 is an alkylene radical comprising between 1 and 3 carbon atoms; R4 and R5 are each an alkyl radical comprising between 1 and 4 carbon atoms; n is a whole number such that the average molar mass of the polyether block of formula —[OR2]n- is between 300 Da and 30 kDa; in is a whole number such that the average molar mass of the polymer of formula (I) is between 600 Da and 60 kDa; and p is a whole number equal to 0, 1 or 2. The composition also comprises between 15 and 80% of a compatible tackifying resin; and between 0.01 and 3% of a cross-linking catalyst.

Abstract: This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.

Abstract: An ethylene copolymer composition which includes a zinc ionomer containing, as a main component, a copolymer having a constituent unit derived from ethylene and a constituent unit derived from (meth)acrylic acid, and a dialkoxysilane having an amino group, is provided. This makes it possible to increase the stability during sheet production. It is preferable that the content ratio of the dialkoxysilane is 15 parts by mass or less based on 100 parts by mass of the zinc ionomer.

Abstract: A functionalized silica for incorporation into natural and synthetic polymers in latex form using precipitated or fumed silica with at least two organosilicon coupling compounds in an aqueous suspension to allow polyamide to load into the polymer latex or to allow polyurethane to load into the polymer latex without disturbing silica-polymer bonds. Polymer-silica reinforced masterbatches are prepared by addition of the functionalized silica slurry using the formed functionalized silica having two different silanes, one for coupling to polyamide or polyurethane and the polymer, the other for connecting directly to the polymer.

Abstract: A polymer composite composition wherein at least one of the constituents is a silicone ionomer and the other constituent is polymer.

Abstract: Certain embodiments described herein are directed to silane functionalized fillers that may be, for example, covalently coupled to a polymer. In some examples, devices that include the filler reinforced polymer compositions are also described.

Abstract: A conjugated diene polymer is provided that comprises a conjugated diene-based constituent unit and a constituent unit of formula (I) below, at least one terminus of the polymer being modified by a compound having a linkage of formula (II) below. wherein X1, X2, and X3 independently denote a group as defined in the specification.

Abstract: There is provided herein a composition comprising the non-covalent bonded reaction product of a hydrophilic polymer containing an acid functional group and a hydrophobic polymer which contains an amine group bound directly to the hydrophobic polymer backbone; and, optionally a diluent, as well as a process of making such a composition.

Abstract: A process for producing a modified polymer rubber comprising the steps of: (1) polymerizing a conjugated diene monomer or a combination thereof with an aromatic vinyl monomer in a hydrocarbon solvent, in the presence of an alkali metal catalyst or a specified alkali metal compound, to form an alkali metal end-carrying active polymer, and (2) reacting the alkali metal end-carrying active polymer with a specified isocyanurate compound or a combination thereof with a specified coupling agent in a hydrocarbon solvent.

Abstract: Provided is a substrate modification method that enables improvement of reproducibility in measurement with use of capillary electrophoresis. The substrate modification method includes immobilizing, to a substrate surface, at least two types of modification groups selected from three types of modification groups that are a type of a modification group having one functional group, a type of a modification group having two to nine functional groups, and a type of a modification group having ten or more functional groups.

Abstract: Organosilicon compounds are represented by the following formula: wherein R is a hydrolyzable group, R? is an alkyl having 1 to 4 carbon atoms, A is an alkylene having 1 to 6 carbon atoms, X is O or S, Y is —NH— or S, L1 and L2 are C or N, Z and M are —NH—, O or S, R1 to R11 are H, alkyl having 1 to 6 carbon atoms, alkoxy or fluoroalkyl, or amino, m is 1 to 3, and n is 0 to 3. R1 and R2 or R2 and R3 may bonded together. R5 and R6 or R9 and R10 may directly bond together. R4 and R2 or R8 and R11 may form a ring skeleton. Their production processes, pressure-sensitive adhesive compositions, self-adhesive polarizers and LCDs are also disclosed.