Abstract: The invention provides a modified liquid diene polymer that allows a rubber composition to give a crosslinked product which contains a filler in a dispersed state ideal for attaining enhanced properties and which also exhibits excellent properties such as wet grip and abrasion resistance. The invention also provides a rubber composition including the modified liquid diene polymer, a crosslinked product thereof, and a tire which includes a portion including the composition or the crosslinked product. The modified liquid diene polymer is a product of modification, with a specific silane compound, of a liquid diene block copolymer including a polymer block (b?1) or (b?1) containing butadiene units and a polymer block (b?2) or (b?2). The modified liquid diene polymer has a functional group derived from the silane compound, and satisfies specific conditions.

Abstract: Compositions and methods are provided for reducing, inhibiting, or preventing corrosion of a surface, the method comprising contacting an anticorrosion compound of Formula 1 with the surface, the anticorrosion compound of Formula 1 having a structure corresponding to: wherein R1, R2, R3, R4, and R5 are independently selected from hydrogen, hydroxyl, alkyl, alkoxyl, aryl, alkaryl, aralkyl, and —NR8R9; R6 and R7 are independently hydrogen, a substituted alkyl, substituted alkenyl, substituted aryl, substituted alkaryl, or substituted aralkyl, wherein at least one substituent is a hydroxyl or an ether; provided that at least one of R6 and R7 is other than hydrogen; R8 and R9 are independently hydrogen, unsubstituted alkyl, unsubstituted alkenyl, unsubstituted aryl, unsubstituted alkaryl, unsubstituted aralkyl, substituted alkyl, substituted alkenyl, or substituted alkaryl, wherein at least one substituent is a hydroxyl or an ether; or any two adjacent groups of R1, R2, R3, R4, and R5 form one or more ring st

Abstract: Tagging agents, including fluorescent monomers, which may be polymerized. Anti-scalant polymer compositions that include a copolymer of a tagging agent and an anti-scalant monomer. Methods for synthesizing tagging agents, anti-scalant polymer compositions, and detecting an anti-scalant polymer composition.

Abstract: An automatically adjusted medical saw system has a mechanism that measures bone thickness via ultrasound-based sensors to ensure that only the bone tissue is cut during the cutting process and the soft tissue is not damaged during this cutting process. The automatically adjusted medical saw system includes a saw box, a saw blade, a movable platform, a saw motor, an ultrasonic receiver or a transmitter, a screw, a step motor, a hydrogel strip, a movement axis rail, a tightening apparatus, a motor control circuit, a control circuit for the ultrasonic receiver or the transmitter, a central control unit, and rails to guide the movable platform.

Abstract: Provided herein are high performance dental restoration compositions, particularly two-part compositions having good self-cure times. Also provided herein are methods for restoring or filling a cavity in a tooth in an individual with the two-part dental restoration compositions. In particular, compositions provided herein are useful in restoring large cavities, including Class I and Class II cavities.

Abstract: An aqueous polymer dispersion is produced by multistage emulsion polymerization, in which a monomer composition I comprising 19 to 29 wt % hard monomers and 64 to 74 wt % soft monomers is polymerized to produce a first polymer phase and then a monomer composition II comprising 65 to 95 wt % hard monomers and 5 to 35 wt % soft monomers is polymerized to produce a second polymer phase. Monomer composition I also comprises from 1 to 5 wt % of at least one monomer selected from ethylenically unsaturated sulfonic acids, phosphonic acids, phosphoric acids, carboxylic acids, carboxylic amides, carboxylic anhydrides and mixtures thereof and 1 to 7.5 wt % of ethylenically unsaturated monomers containing keto groups. The weight ratio of monomer composition I to monomer composition II ranges from 50:50 to 65:35 and the polymer dispersion also contains a water-soluble cross-linking component selected from polyfunctional carboxylic hydrazides and/or polyfunctional amines.

Abstract: An acrylic acid polymer having a weight average molecular weight Mw in the range from 3500 to 2000 g/mol and a polydispersity index Mw/Mn?2.5, wherein 30% to 60% of the acid groups of the acrylic acid polymers have been neutralized with calcium ions, 30% to 70% of the acrylic acid polymers have been neutralized with sodium ions and 0% to 10% of the acid groups of the acrylic acid polymers have not been neutralized.

Abstract: Compounds of the formulae (I) or (II) wherein X is A is O, S, NR5 or CR16R17; R1 is for example hydrogen or C1-C20alkyl R2 is for example hydrogen, C1-C20alkyl or C6-C20aryl R5 for example is C1-C20alkyl; R7, R8, R9, R10 and R11 for example independently of each other are hydrogen. C1-C20alkyl, halogen, CN or NO2; Ar1 is for example unsubstituted or substituted C6-C20aryl, C3-C20heteroaryl, C6-C20aroyl, C3-C20heteroarylcarbonyl or or Ar1 is Ar2 is for example phenylene, all of which are unsubstituted or substituted M is for example unsubstituted or substituted C1-C20alkylene Y is a direct bond, O, S, NR5 or CO; Z1 is for example O or S; Z2 is a direct bond, O, S or NR5; and Q is CO or a direct bond.

Abstract: The invention relates to a hydrocarbon polymer comprising two exo-vinylene cyclic carbonate terminal groups, of formula (1), production method thereof and use of same for the production of coating, mastic and adhesive compositions.

Abstract: Catalyst systems and methods for making and using the same are described herein. A catalyst system can include at least three catalysts. The three catalysts include a metallocene catalyst, a first non-metallocene including a ligand complexed to a metal through two or more nitrogen atoms, and a second non-metallocene including a ligand complexed to a metal through one or more nitrogen atoms and an oxygen atom.

Abstract: Biodegradable, cross-linked polymer particle embolics and methods of making the same are described. The particle embolics can be used as embolization agents.

Abstract: Compounds of the formula (I) wherein Q is a direct bond or an n-valent linking group; n is an integer 2, 3, or 4; Z is for example C1-C20alkylene, C2-C20alkenylene, C5-C8cycloalkylene or C5-C8cycloalkenylene; Y is for example C6-C20aryl or C3-C20heteroaryl; R1 is for example hydrogen, C2-C5alkenyl, C3-C8cycloalkyl, C1-C12alkyl, phenyl, naphthyl, C3-C20heteroaryl, C1-C8alkoxy, benzyloxy or phenoxy; R2 is for example C1-C20alkyl, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10cycloalkyl, phenyl or naphthyl; R15, R16, R17, R18, R19 and R20 independently of each other for example are hydrogen, halogen, C1-C20alkyl, C6-C20aryl or C4-C20heteroaryl; provided that a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q is a direct bond and Z is n-propylene and a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q as an n-valent linking group is methylene and Z is methylene are exclude

Abstract: Biodegradable, cross-linked polymer particle embolics and methods of making the same are described. The particle embolics can be used as embolization agents.

Abstract: Disclosed are oxime ester compounds which have specific benzo (unsaturated 5-membered ring)-carbonyl group and their use as photoinitiators in photopolymerizable compositions, in particular in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.

Abstract: Oxime ester compounds of the formula I, II, III, IV or V, wherein Z is for example (formula A); Z1 for is NO2, unsubstituted or substituted C7-C20aroyl or unsubstituted or substituted C4-C20heteroaroyl; provided that at least one Z1 is other than NO2; Z2 is for example unsubstituted or substituted C7-C20aroyl; R1, R2, R3, R4, R5 and R6 for example are hydrogen, halogen, or unsubstituted or substituted C1-C20alkyl, unsubstituted or substituted C6-C20aryl, or unsubstituted or substituted C4-C20heteroaryl; R9, R10, R11, R12 and R13 for example are hydrogen, halogen, OR16, unsubstituted or substituted C1-C20alkyl; provided that R9 and R13 are neither hydrogen nor fluorine; R14 is for example unsubstituted or substituted C6-C20aryl or C3-C20heteroaryl Q is for example C6-C20arylene or C3-C20heteroarylene; Q1 is —C1-C20alkylene-CO—; Q2 is naphthoylene; Q3 is for example phenylene; L is for example O-alkylene-O—; R15 is for example hydrogen or C1-C20alkyl; R20 is for example hydrogen, or unsubstituted or substituted

Abstract: A polymer composition containing a polymer (B) obtained by polymerizing a monomer composition containing: a methacrylic acid ester macromonomer (b1) represented by the following formula (1); and another monomer (b2). Also, a porous membrane formed from a membrane forming polymer (A) and the aforementioned polymer composition.

Abstract: This invention relates to particles for electrophoretic displays, a process for their preparation, electrophoretic fluids comprising such particles, and electrophoretic display devices comprising such fluids.

Abstract: Described herein is a method of making a fluoropolymer and fluoropolymers thereof, wherein the method comprises: (a) providing an aqueous solution comprising a water soluble polyiodide salt of Formula (I): M+y[I—I—(I)n]y? wherein M is a cation group having a valence y, y is an integer of at least 1 and n is an integer of at least 1; and (b) initiating polymerization of a monomer in the aqueous solution, wherein the monomer is a fluorinated monomer.

Abstract: Using a novel water-soluble, active ester amide-containing functionalized controlled radical polymerization initiator, stimuli responsive polymers have been grown from the surface of a protein, exemplified by chymotrypsin or any protein having surface amino acids that will covalently bind to the active ester amide-containing functionalized initiator. It is shown that changes in temperature or pH can change the conformation of the polymer surrounding the enzyme, which in turn enabled the rational tailoring of enzyme activity and stability. This method has afforded an increase in the activity and stability of the enzyme by an order of magnitude at pH's where the enzyme is usually inactive or unstable. Multimodal temperature responsive protein-block copolymer conjugates are described.

Abstract: The present invention relates to a new solvent-free preparation method of a (meth)acrylic acid polymer in solution, where said polymer has a molecular weight less than 8,000 g/mol and a polydispersity IP index between 2 and 3 by radical polymerization, the polymers obtained by this means, and their applications in industry.

Abstract: The present invention relates to a new solvent-free preparation method of a (meth)acrylic acid polymer in solution, where said polymer has a molecular weight less than 8,000 g/mol and a polydispersity IP index between 2 and 3 by radical polymerization, the polymers obtained by this means, and their applications in industry.

Abstract: The diallyl ether derivatives of the cis and trans stereoisomers of 2,5-bis(hydroxymethyl)tetrahydrofuran are produced. These materials are expected to be useful for making a variety of biobased polymers. Processes are further described for producing these diallyl ether derivatives in substantially quantitative yields.

Abstract: The subject of the disclosure concerns C8 or higher, linear or branched fatty chain (meth)acrylic polymers possibly containing at least one ethylene unsaturation, having a weight average molecular weight Mw of less than 20,000 g/mole, free of sulphur-containing, metallic and halogenated compounds and with a residual monomer content measured by GPC of no more than 10% by weight, preferably no more than 7% by weight. A further subject of the disclosure is the synthesis method and the uses of these polymers.

Abstract: A gas-phase polyolefin reactor system for rapidly transitioning from one polyolefin product to another is disclosed. The reactor system comprises a control valve, a high-flow valve, a polyolefin reactor, a flow meter, a totalizer and an empirical model. During a transition, the empirical model predicts a required amount based upon an initial concentration and a selected ending concentration, the flow meter measures a flow rate, the totalizer determines a totalized amount when the flow rate of the first stream reaches the required amount based upon the measured flow rate and outputs the totalized amount to the empirical model, and the empirical model compares the required amount to the totalized amount and determines a transition endpoint. A method of rapidly transitioning the reactor system from one polyolefin product to another is also disclosed.

Abstract: A nonmetallic compound having an ionic bond with a halide ion is used as a catalyst for living radical polymerization. Even if a radical initiator is not used, a monomer can be subjected to a radical polymerization to obtain a polymer having narrow molecular weight distribution. The cost of the living radical polymerization can be remarkably reduced, and it is made possible to prevent adverse effects of using a radical initiator (such as side reactions). The present invention is significantly more environmentally friendly and economically excellent than conventional living radical polymerization methods, due to advantages such as low toxicity of the catalyst, low amount of the catalyst necessary, high solubility of the catalyst, mild reaction conditions, and no coloration/no odor, etc. The catalyst can be applied to various monomers and enables synthesis of high molecular weight polymers.

Abstract: Aqueous dispersions of polymers which obtained by free radical suspension polymerization or free radical miniemulsion polymerization of ethylenically unsaturated monomers in an oil-in-water emulsion whose disperse phase comprises at least one fluorescent dye dissolved in at least one ethylenically unsaturated monomer and has an average particle diameter of at least 1 ?m, in the presence of at least one surface-active compound and at least 0.5% by weight, based on the monomers, of at least one hydrophobic, nonpolymerizable, organic compound, of a hydrophobic polymer of at least one C2- to C˜-olefin having a molar mass Mw of up to 10000, of a siloxane having a molar mass Mw of up to 5000 and/or polystyrene having a molar mass Mw of up to 10000, and of the powders obtainable from these polymer dispersions in each case by drying and comprising at least one fluorescent dye for marking of materials.

Abstract: Living radical polymerization processes, reaction products of such processes, and compositions containing such reaction products are provided. More particularly, a living radical polymerization of (meth)acrylic acid monomers employing having a defined order of introduction of the reactants and/or a specific set of reaction conditions, is provided.

Abstract: The exemplary embodiments disclosed herein relate to activating methods for initiation polymerization of methylene malonates and other polymerizable compositions. The polymerization may be activated by anionic or free radical mechanisms. Because the polymerization may occur very quickly upon contact between the activating agent and the polymerizable composition, methods are provide herein for separating or otherwise rendering the activating agent ineffective to initiate polymerization, until such a reaction is desired. The separation may be physical (separate packaging, separate application steps, encapsulation) or it may be based on latent-activation methods (activation precursors, UV activation). Products formed from the methods disclosed herein may include inks, adhesives, coatings, sealants, reactive moldings, fibers, films, sheets, medical polymers, composites, laminates and the like.

Abstract: Provided herein are methods for the preparation of mono- and multi-functional telechelic polyolefins via polymerization reaction with a terpene-based initiator.

Abstract: The invention generally relates to a method of inhibiting polymerization of vinyl aryl monomers, a process for increasing number average molecular weight of a polystyrene, and to an inhibitor composition useful therein.

Abstract: A process is described comprising polymerizing at least one unsaturated monomer (e.g., fluorine substituted alkene monomer) in the presence of an azide radical initiator and a solvent, under reaction conditions and for a time sufficient to polymerize the at least one unsaturated monomer to form a polymer. The present disclosure provides a method for the synthesis of polymers with 100% azide chain end functionality, for living/controlled radical polymerization of unsaturated monomers (e.g., fluorine substituted alkene monomers) and for the synthesis of complex polymer architectures, using azide click reactions.

Abstract: A process for preparing an aqueous polymer dispersion of a polymer P by radically initiated aqueous emulsion polymerization of ethylenically unsaturated compounds, which comprises radically initiated aqueous emulsion polymerizing a monomer composition. The use of the aqueous polymer in tile adhesives is also provided.

Abstract: Catalyst deactivating agents and compositions containing catalyst deactivating agents are disclosed. These catalyst deactivating agents can be used in methods of controlling polymerization reactions, methods of terminating polymerization reactions, methods of operating polymerization reactors, and methods of transitioning between catalyst systems.

Abstract: Provided herein are methods for preparing vinylidene-terminated polyolefins. Further provided herein are sulfide-terminated polyolefins.

Abstract: A class of molecularly imprinted polymers that specifically recognizes and binds to nitrosamines members of which class are useful, for example, in analysis and separation of nitrosamines from biological fluids. Such molecularly imprinted polymers are also useful in methods of treating and manufacturing tobacco products and materials.

Abstract: Optimized methods to achieve extensive dark curing from a three-component visible light-initiated system though controlled radical polymerization and compositions useful in these optimized methods are provided. These compositions and methods are particularly suited for use in certain dental applications.

Abstract: The present invention provides a process for producing a conjugated diene-based polymer comprising polymerizing a monomer component comprising a conjugated diene compound and a silicon-containing vinyl compound using the following compounds (I) and (II), as a polymerization initiator component, (I) an organic alkali metal compound (II) a compound represented by the following formula (I) wherein R11 and R12 represent a hydrocarbyl group having 1 to 20 carbon atoms optionally having a substituent.

Abstract: A method for the preparation of a fluoropolymer by means of emulsion polymerization of a reaction mixture in an aqueous medium is disclosed wherein the reaction mixture includes a fluoromonomer having the structure of wherein R1, R2, and R3 are each independently hydrogen atoms, alkyl groups, substituted alkyl groups, or halogens, wherein at least one of R1, R2, and R3 is a fluorine atom, and wherein R is each independently a substituent on the styrenic ring, n is an integer from 0 to 5 representing the number of the substituents on the styrenic ring; b) an emulsion stabilizer combination comprising: i) an anionic surfactant; and, ii) a cationic surfactant or a non-ionic surfactant; and, c) a free-radical initiator.

Abstract: A polymer formed by controlled radical polymerization includes groups that can be modified after controlled radical polymerization to form a radical. The polymer can be the reaction product of a controlled radical polymerization of radically polymerizable monomers, wherein at least one of the radically polymerizable monomers includes at least one group that can be modified after the controlled radical polymerization to form a radical.

Abstract: A sulfur-containing macromolecule and a method of preparing the sulfur-containing macromolecule comprising a polymerization step are provided, where the sulfur-containing macromolecule contains internal units of formula (I) and the polymerization step is formula (II) wherein n is greater than 1, said precursor comprises alkyne having one or more acetylene groups and thiol having one or more thiol groups; and R is remainder of said thiol excluding said thiol groups, R? is remainder of said alkyne excluding said acetylene groups, and R and R? are selected from organic or organometallic groups.

Abstract: A nonmetallic compound having an ionic bond with a halide ion is used as a catalyst for living radical polymerization. Even if a radical initiator is not used, a monomer can be subjected to a radical polymerization to obtain a polymer having narrow molecular weight distribution. The cost of the living radical polymerization can be remarkably reduced, and it is made possible to prevent adverse effects of using a radical initiator (such as side reactions). The present invention is significantly more environmentally friendly and economically excellent than conventional living radical polymerization methods, due to advantages such as low toxicity of the catalyst, low amount of the catalyst necessary, high solubility of the catalyst, mild reaction conditions, and no coloration/no odor, etc. The catalyst can be applied to various monomers and enables synthesis of high molecular weight polymers.

Abstract: In various embodiments, provided are silicon-containing coatings; silicon-containing coatings comprising microstructures that are responsive to one or more stimuli; oxidized products of said silicon-containing coatings; bulk solids; oxidized solids and powders; methods of preparing such coatings, solids, and powders; and substrates comprising the provided coatings.

Abstract: The photocuring efficiency of a photoinitiator is increased by mixing it with an organic phosphite and an aldehyde. This mixture or photoinitiator composition can be used to cure acrylates or other photocurable compounds, particularly in an oxygen-containing environment, and the photocurable compositions can be used to form various articles.

Abstract: The present invention discloses new class of nitrogen containing external donor systems. These donor systems are used in titanium supported on magnesium dichloride pro-catalyst system for polymerization of propylene. The external donor systems of the present invention in combination with silane show the kinetics control for diester catalyst polymerization process along with stereo regularity control of product. The polypropylene produced using nitrogen containing external donor systems of the present invention have broad molecular weight distribution.

Abstract: Aqueous dispersions of polymers which obtained by free radical suspension polymerization or free radical miniemulsion polymerization of ethylenically unsaturated monomers in an oil-in-water emulsion whose disperse phase comprises at least one fluorescent dye dissolved in at least one ethylenically unsaturated monomer and has an average particle diameter of at least 1?m, in the presence of at least one surface-active compound and at least 0.5% by weight, based on the monomers, of at least one hydrophobic, nonpolymerizable, organic compound, of a hydrophobic polymer of at least one C2- to C6-olefin having a molar mass Mw of up to 10000, of a siloxane having a molar mass Mw of up to 5000 and/or polystyrene having a molar mass Mw of up to 10000, and of the powders obtainable from these polymer dispersions in each case by drying and comprising at least one fluorescent dye for marking of materials.

Abstract: A process (1) for producing a cycloolefin resin film comprising the steps of: the step (I) of mixing a cycloolefin monomer and a metathesis polymerization catalyst to prepare a polymerizable composition (A); the step (II) of coating or impregnating the supporting body with the polymerizable composition (A) at once after the step (I), and the step (III) of polymerizing the polymerizable composition (A) by polymerization; and a process (2) for producing a cycloolefin polymer sheet or film with the thickness of 1 mm or less comprising polymerizing a reactive solution containing a ruthenium complex catalyst, having a hetero atom-containing carbene compound as a ligand, and a cycloolefin monomer by ring-opening metathesis bulk polymerization, wherein the polymerization of the cycloolefin monomer is completed by heating the reactive solution to 100° C. or higher at the heating rate of 20° C./min or more.

Abstract: Disclosed is use of catalysts for chain extension and/or cross-linking of oligomers or polymers comprising carbon-carbon triple bonds.

Abstract: A polymerization curable composition prepared by blending specific amounts of a photochromic compound and a specific light stabilizer such as bis(1,2,2,6,6-pentamethyl-4-piperidyl)sebacate with monomer components including a specific bifunctional monomer having a structure that two phenylene groups are bonded together by a specific group, such as 2,2-bis(4-methacryloyloxypolyethoxyphenyl)propane, a polyfunctional polymerizable monomer having a functionality of 3 or more such as trimethylolpropane trimethacrylate, and a monomer other than these in a specific ratio. The polymerization curable composition provides a cured product having excellent photochromic properties such as fast fading rate and sufficiently high drilling strength that allows for its use in rimless spectacles and has high long-term storage stability.

Abstract: The present invention relates to a process for radically curing a composition comprising a methacrylate containing compound (a1) and a monomer copolymerizable with said methacrylate containing compound in the presence of tertiary aromatic amine (c) and a peranhydride (d), wherein the composition comprises a compound (b) according to formula (1) as monomer copolymerizable with said methacrylate containing compound whereby n=0-3; R1 and R2 each individually represent H, C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl or C7-C20 arylalkyl; X?O, S or NR3 whereby R3?H, C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl, C7-C20 arylalkyl, part of a polymer chain or attached to a polymer chain.

Abstract: A process of free-radical copolymerization of a monomer composition comprising: a) 70 to 100% by weight of acrylic acid, b) 0 to 30% by weight of at least one hydrophilic nonionic compound, different from a), having a free-radically polymerizable, ?,?-ethylenically unsaturated double bond, c) 0 to 1% by weight of at least one free-radically polymerizable crosslinking compound which comprises at least two ?,?-ethylenically unsaturated double bonds per molecule, by the method of precipitation polymerization in the presence of an auxiliary composition H) comprising H1) at least one compound with a block structure which comprises at least one hydrophobic group and at least one hydrophilic group, and H2) at least one basic compound different from H1).