Abstract: The invention relates to an acrylic copolymer additive useful as a process aid in highly filled polyvinyl chloride (PVC) and chlorinated polyvinyl chloride (CPVC) composites. The acrylic additive is especially useful in highly filled PVC flooring tiles, rolled flooring, pipe and siding. The acrylic copolymer additive contains from 50 to 79 weight percent of methyl methacrylate monomer units, and has a Tg of less than 90° C.

Abstract: The present invention is directed to curable film-forming compositions comprising a film-forming resin and a crosslinking agent. The film-forming resin contains a polymer having functional aromatic groups derived from functional aromatic acids. The present invention further provides multi-component composite coating compositions comprising a first film-forming composition applied to a substrate to form a primer or base coat, and a second film-forming composition applied on top of the primer or base coat to form a top coat, the top coat comprising the composition described above. Coating compositions prepared from the curable compositions of the present invention demonstrate superior gloss and acid etch resistance properties, making them ideally suited for automotive applications.

Abstract: Benzoylthiourea or benzoylthiourethane derivatives, together with oxidants and a source of protons, acting as cure accelerators for two part curable compositions are provided.

Abstract: The present invention relates to an innovative polymerization technique for (meth)acrylates and styrenes, in which the polymerization is initiated by isocyanates and special bases with imine structure and is activated/accelerated by addition of ionic liquids. With this new technique, which can be employed selectively, it is also possible to produce high molecular weight poly(meth)acrylates with in some cases narrow molecular weight distribution. The (meth)acrylate notation here denotes not only methacrylate, such as methyl methacrylate, ethyl methacrylate, etc., but also acrylate, such as methyl acrylate, ethyl acrylate, etc., for example, and also mixtures of both.

Abstract: The present invention relates to a monolithic organic copolymer prepared by copolymerization of at least one monomer of the group consisting of styrene, (C1-C3)alkylstyrene, (meth)acrylic acid and esters thereof with a crosslinker in the presence of a macroporogen and a microporogen, wherein a) the sum of said at least one monomer of the group and the crosslinker is 10-20%, preferably 10-15%, by volume of the reaction mixture, with the rest being essentially macroporogen and microporogen, and the degree of said copolymerization is at least 70%, preferably at least 90%, more preferably at least 99%, or b) the sum of said at least one monomer of the group and the crosslinker is 30-50%, preferably 35-45%, by volume of the reaction mixture, with the rest being essentially macroporogen and microporogen, and the degree of said copolymerization is in the range of 25-60%, preferably 35-50%.

Abstract: A process for the production of methacrylic acid is described. The process comprises the base catalysed decarboxylation of at least one or a mixture of dicarboxylic acids selected from itaconic, citraconic or mesaconic acid. The decarboxylation is carried out in the range greater than 240 and up to 275° C. to provide high selectivity. The methacrylic acid product may be esterified to produce an ester. A method of preparing polymers or copolymers of methacrylic acid or methacrylic acid esters using the process is also described. Optionally, the process may be preceded with a decarboxylation and, if necessary, a dehydration step on a source of pre-acid such as citric acid or isocitric acid.

Abstract: Disclosed are a novel chain transfer agent having a trichloromethyl functional group bonded at an end thereof, an end-modified styrene-butadiene copolymer prepared by using the chain transfer agent, and an organic-inorganic composite obtained by mixing the end-modified styrene-butadiene copolymer with silica. The disclosed end-modified styrene-butadiene copolymer has a high affinity with silica because its end is modified with a hydrophilic chain transfer agent. Thus, the organic-inorganic composite including the mixture of the copolymer with silica is useful as a material for the manufacture of rubber products such as a tire, a sole, a rubber hose, or a rubber belt.

Abstract: The present invention relates to controlled radical polymerization (CRP) initiators that include at least one radically transferable group. The CRP initiators include at least one of the following, (a) a spirooxazine compound represented by the following Formula (I), and (b) an indenonaphthopyran represented by the following Formula (II), One or more of R1, R2, R3, R4, R5, and R6 of the spirooxazine, and one or more of R7, R8, R9, R10, B, and B? independently include the radically transferable group. The present invention also relates to polymers, such as mechanochromic polymers, that are prepared from such CRP initiators, polymer compositions that include such polymers, and mechanochromic articles that include such polymer compositions.

Abstract: A formulation of octreotide or pharmaceutically acceptable salts thereof, which provides controlled release of a therapeutically effective amount of octreotide for a period of at least about two months. Methods of treating acromegaly, decreasing growth hormone, decreasing IGF-1, and treating conditions associated with carcinoid tumors and VIPomas by administering a controlled release formulation of octreotide are provided herein.

Abstract: Composite polymerization initators are disclosed suitable to prepare polymer brush composites. The composite initators comprise groups of formula (1): -(L)n-CR2—B(RB1)2 ??(1) covalently anchored to the surface of a solid substrate. Disclosed are also a process for the preparation of the composite polymerization initiator as well as the polymerizaton process providing a polymer brush composite from said composite initiator.

Abstract: The method for detecting rotary speed includes: a step (I) for deeming the difference between input power (P) and loss power (A) to be a first order approximation value (PM1) of the mechanical output of an induction motor, and for obtaining a first approximation value (N1=NS(1?S1)) (NS is the synchronous speed) of the rotary speed from the functional relationship (PM1=?S1) of the output (PM) and slip (S) known for the induction motor; a step (II) for obtaining loss power (B1) based on the value (N1); and a step (III) for deeming a second order approximation value (PM2) of the motor output to be P?(A+B1), and for obtaining a second order approximation value (N2=NS(1?S2)) of the rotary speed from the functional relationship (PM2=?S2) (? is the motor constant) of the output (PM) and slip (S).

Abstract: The present invention relates to synthetic polymers having high molecular weights and low polydispersities and methods of synthesis. In one embodiment of the present invention, a polymer includes a polyacrylate polymer obtained from a polymerization reaction in which the polyacrylate polymer has a molecular weight of at least about 500,000 and a polydispersity index of about 1.25 or less.

Abstract: The present invention relates to polymers P as dispersants, in particular as liquefiers, for hydraulically setting systems, and hydraulically setting systems comprising the polymer P. The polymer P comprises at least one acid unit, at least one ester unit, at least one unit containing a tetrahydrofurfuryl group, and optionally at least one amide unit.

Abstract: An accelerator mixture for peroxide hardeners, in particular an accelerator mixture for an organic peroxide-curing resin mixture, a two-component mortar system containing the same for chemical fastening and use of the same for chemical fastening of anchoring elements in boreholes are disclosed. Using a mixture of bis-N-substituted p-toluidines with bis-N-substituted anilines or bis-N-substituted m-toluidines, it is possible to provide a mortar composition for chemical fastening of anchoring elements in boreholes, which will have an improved low-temperature curing and improved load ratings at high temperatures with an extended gel time.

Abstract: To provide a most suitable block body for producing a denture base used when producing a denture base by cutting, the block body for producing a denture base is produced by polymerizing a (meth)acrylate monomer so as to have a color tone within a range that L* is 40 to 55, a* is 14 to 31, and b* is 5 to 20 when the color tone is measured with a sample thickness of 4 mm based on JIS Z8729, and to be preferably in a cylindrical shape having a diameter of 8 to 15 cm and a height of 1.5 to 5 cm, or in an elliptical-cylindrical shape having a major diameter and minor diameter of 8 to 15 cm and a height of 1.5 to 5 cm.

Abstract: The present invention provides a display panel equipped with a front plate and a display device, in each of which streak unevenness is sufficiently resolved in the periphery of a display area. The display panel equipped with a front plate of the present invention comprises: a display panel; a front plate; and a cured resin composition layer disposed between the display panel and the front plate, wherein the cured resin composition layer has a loss tangent of 2 or less at 0 to 70° C.

Abstract: The invention relates to a plasticization modifying agent for polyvinyl chloride processing and preparation method and use thereof, and it belongs to the field of modifying agent for polyvinyl chloride processing. Said modifying agent is a polymer obtained from monomer composition consisting of 60 to 100 parts by weight of alkyl methacrylate and 0 to 40 parts by weight of alkyl acrylate with total weight of 100 parts, the intrinsic viscosity of the polymer is higher than 7.5. The invention also provides the preparation method of said high viscosity coefficient modifying agent. The invention breaks through the localization and misapprehension in the art, said plasticization modifying agent can effectively improve finish degree of polyvinyl chloride rheological block, enhance plasticization property of polyvinyl chloride. The polymer can be widely used for modification of polyvinyl chloride or composite material containing polyvinyl chloride.

Abstract: Process for preparing polymers by controlled free-radical polymerization, wherein the polymerization of one or more free-radically polymerizable monomers of the general formula (I) where R1, R2, R3 are each H, C1-C4-alkyl, R4 is C(?O)0R5, C(?O)NHR15, C(?O)NR5R6, OC(?O)CH3, C(?O)OH, CN, aryl, hetaryl, C(?O)OR5OH, C(?O)OR5Si(OR5)3, halogen, NHC(O)H, P(?O)(OR7)2, R5 is C1-C20-alkyl, R15 is C1-C20-alkyl, R6 is C1-C20-alkyl, R7 is H, C1-C20-alkyl, in the presence of a. one or more catalysts comprising Cu in the form of Cu(0), Cu(I), Cu(II) or mixtures thereof, b. one or more initiators selected from the group consisting of organic halides or pseudohalides, c. one or more ligands, d. optionally one or more solvents, e. optionally one or more inorganic halide salts, and comprises the steps i) addition of the catalyst a., ii) optionally addition of monomers of the general formula (I), iii) optionally addition of solvent d., iv) addition of ligand c., v) addition of initiator b.

Abstract: The present invention relates to a process for producing nanoparticles comprising at least one polymer and/or copolymer by providing an aerosol comprising droplets of at least one monomer and at least one photoinitiator in a gas stream, irradiating this aerosol stream with light such that the monomers present polymerize, and removing the nanoparticles formed from the gas stream, to nanoparticles producible by this process and to the use of these inventive nanoparticles in optical, electronic, chemical or biotechnological systems, or for active ingredient administration.

Abstract: An adhesive sheet is provided in which properties that cause corrosion of a non-contacting metal are inhibited. The adhesive sheet is provided with a pressure-sensitive adhesive layer formed from an aqueous dispersion type adhesive composition. The pressure-sensitive adhesive composition contains an aqueous dispersion type acrylic polymer synthesized using a chain transfer agent that does not have sulfur as a composite element thereof. The amount of sulfur-containing gas (as SO42?) released from the pressure-sensitive adhesive sheet in the case of heating for 1 hour at 85° C. is 0.043 ?g/1 cm2 or less, adhesive strength on an ABS sheet is 10 N/20 mm or more, and holding time as determined in an 80° C. cohesive strength test is 1 hour or more.

Abstract: A method of making such is carried out by (a) providing a reverse template for said article, said template comprising an elastomeric polymer such as PDMS; (b) providing a solution comprising a polymer dissolved in a first solvent; wherein said polymer is selected from the group consisting of polystyrene, poly(methyl methacrylate), epoxy, and aliphatic polyesters; and wherein said solvent comprises a lactone; (c) depositing said solution on said template; (e) removing said solvent from said template to form said article from said polymer on said template; and then (f) separating said template from said article.

Abstract: The present invention provides a dental polymerizable composition which has excellent handling property by the brush-dip technique and the bulk-mix technique, particularly excellent handling property by the brush-dip technique, contains few air bubbles, is excellent in color tone, polishability, mechanical properties and the discoloration resistance of a cured product at the time of curing and is used for many purposes such as the repair of a denture base or artificial tooth, a tooth crown prosthetic restoration and a temporary prosthetic restoration which is used until a bridge is completed when it is a two-composition type self-curing resin. The dental polymerizable composition comprises three different types of (meth)acrylate polymer particles, each having specific particle size characteristics and specific molecular weight characteristics.

Abstract: The invention relates to an acrylic copolymer additive useful as a process aid in highly filled polyvinyl chloride (PVC) and chlorinated polyvinyl chloride (CPVC) composites. The acrylic additive is especially useful in highly filled PVC flooring tiles, rolled flooring, pipe and siding. The acrylic copolymer additive contains from 50 to 79 weight percent of methyl methacrylate monomer units, and has a Tg of less than 90° C.

Abstract: The present invention provides structures including a substrate, a crosslinked polymer film disposed over the substrate, and a patterned diblock copolymer film disposed over the crosslinked polymer film. The crosslinked polymer comprises a random copolymer polymerized from a first monomer, a second monomer, and a photo-crosslinkable and/or thermally crosslinkable third monomer, including epoxy-functional or acrylyol-functional monomers. Also disclosed are methods for forming the structures.

Abstract: A sheet (1), preferably for use in the building sector, and in particular, for sealing the shell of a building, comprising a planar sheet body (2) that has at least one elastic layer as a sealing layer (17) made of a material of such elasticity and such restoring force that, when the sealing layer (17) is penetrated by a fastener (4), the material of the sealing layer (17) surrounding the fastening means (4) encloses the fastener (4) and provides sealing in the region of the fastener (4). Alternatively, the sheet body contains a sealing material which, upon perforation of the sheet body, is able to automatically emerge or swell to an extent sufficient to close or seal the perforation.

Abstract: The present invention provides an optical double-sided pressure-sensitive adhesive sheet excellent in reworkability, step absorbability and anti-foaming release property. The invention relates to an optical double-sided pressure-sensitive adhesive sheet including an acrylic pressure-sensitive adhesive layer which contains an acrylic polymer (X), wherein: the acrylic polymer (X) is formed from a monomer component including an alkyl(meth)acrylate having a linear or branched alkyl group having 1 to 14 carbon atoms in an amount of 50 to 100 wt % based on a total amount of the monomer component (100 wt %) forming the acrylic polymer (X), and a content of a polar group-containing monomer is 0 to 15.0 wt % based on the total amount thereof; and a gel fraction of the acrylic pressure-sensitive adhesive layer is from 20 to 74 wt %.

Abstract: The present invention relates to a hard coat film having a hard coat layer on at least one side of a base film, wherein the surface of the hard coat layer has a water contact angle of 78 to 90° and an n-dodecane contact angle of 22° or less. The hard coat film has excellent fingerprint resistance when it is used in a finger input touch panel; has excellent adhesion and no defects which disturb optical inspection when it is used as a protective film for a capacitance touch panel; and preferably has high uniformity in film thickness.

Abstract: The present invention relates to a process for producing an interpenetrating polymer network structure, which comprises the steps of impregnating a polymer molding with a radical polymerizable composition containing an ethylenically unsaturated compound and a radical polymerization initiator; and polymerizing the ethylenically unsaturated compound in a swollen state of the polymer molding impregnated with the radical polymerizable composition; wherein a chain transfer agent and/or a radical polymerization inhibitor are added to the radical polymerizable composition and/or the polymer molding before impregnating the polymer molding with the radical polymerizable composition. According to the present invention, a highly uniform interpenetrating polymer network structure can be obtained.

Abstract: The present invention relates to an optical film, comprising a copolymer that comprises (a) a (meth)acrylic monomer, (b) an aromatic vinyl monomer, (c) at least one monomer of an acid anhydride monomer and an unsaturated organic acid monomer, and (d) a vinylcyan monomer, a protection film for a polarizer, a polarizing plate fabricated therefrom, and a display device employing the same.

Abstract: A novel extrudable acrylic composition having suitable physical and chemical resistance properties may also be thermoformable. Specific resistance to solvent crazing is desirable. Such compositions can be formed using a combination of a multifunctional chain transfer agent and a multifunctional crosslinking agent.

Abstract: This invention relates to an oil-absorbent polymer and the preparation method thereof, and disclosed a preparation method of quick oil absorbent material, which comprises: (1) Mixing and stirring well monomer A, vinyl monomer, initiator and vesicant to form a copolymerization system, wherein the amount of monomer A is in the range of approximately 10-50 wt %, the amount of vinyl monomer is in the range of approximately 48-88 wt %, the amount of initiator is in the range of approximately 0.01-5 wt %, the amount of vesicant is in the range of approximately 1-5 wt %; (2) And then immersing fiber carriers into the liquid of above-said copolymerization system to adsorb the liquid on the fiber carriers, then heating the fiber carriers under a temperature between 60˜80° C. for 1˜4 hours to synthesize polymers on the fiber carriers.

Abstract: The invention provides a lubricating composition containing an oil of lubricating viscosity and polymer with pendant groups. The invention further provides for a method of controlling viscosity index by supplying to an oil of lubricating viscosity the polymer with pendant groups.

Abstract: A functionally graded shape memory polymer (SMP) that has a range of transition temperatures that are spatially distributed in a gradient fashion within one single article. The SMP is formed by post-curing a pre-cured glassy SMP in a linear temperature gradient that imposes different vitrification temperature limits at different positions along the gradient. Utilizing indentation-based surface shape memory coupled with optical measurements of photoelastic response, the capability of this material to respond over a wide range of thermal triggers is correlated with the graded glass transition behavior. This new class of SMP offers great potential for such applications as passive temperature sensing and precise control of shape evolution during a thermally triggered shape recovery.

Abstract: A pressure-sensitive adhesive layer for an optical film of the invention which is formed by applying an aqueous dispersion pressure-sensitive adhesive include an aqueous dispersion containing a base polymer dispersed in water, and then drying the applied aqueous dispersion pressure-sensitive adhesive, wherein the aqueous dispersion comprises a product obtained by polymerizing a monomer or monomers in water in the presence of a surfactant and a radical polymerization initiator, and the content of the surfactant is from 0.3 to 5 parts by weight based on 100 parts by weight of the monomer or monomers, when the pressure-sensitive adhesive layer is allowed to stand in water at 23° C.

Abstract: A catalyst composition comprising a neutral bimetallic diphenoxydiiminate complex of group 10 metals or Ni, Pd or Pt is disclosed. The compositions can be used for the preparation of homo- and co-polymers of olefinic monomer compounds.

Abstract: A mechanochromic material includes a polymer having a backbone containing a mechanophore.

Abstract: An optical pressure-sensitive adhesive of the invention comprises a base polymer having a functional group (F); and a coupling agent that has a benzyl ester group and is represented by Formula (1): wherein A1 and A2 are different functional groups, one of A1 and A2 shows reactivity or interaction with the functional group (F) of the base polymer, R1 is an optionally substituted alkylene group of 1 to 12 carbon atoms and/or an optionally substituted phenylene group, and R2 and R3 are each a hydrogen atom or an alkyl group of 1 to 12 carbon atoms and may be the same or different. The pressure-sensitive adhesive is use in pressure-sensitive adhesive optical films and so on that is excellent in terms of both durability and release property.

Abstract: The present invention provides an optical pressure-sensitive adhesive sheet excellent in the productivity, and is reduced in the remaining of an air bubble after an autoclave treatment or the generation of a delayed bubble when laminating the optical pressure-sensitive adhesive sheet to an optical member. The present invention relates to an optical pressure-sensitive adhesive sheet, which comprises an acrylic pressure-sensitive adhesive layer, wherein the acrylic pressure-sensitive adhesive layer is formed by an active energy ray polymerization, a gel fraction of the acrylic pressure-sensitive adhesive layer is 80 wt % or less, and a content of a component having a molecular weight of 50,000 or less in a sol matter of the acrylic pressure-sensitive adhesive layer is 20 wt % or less.

Abstract: The present invention is directed to a UV curable coating composition, which includes one or more monomers, one or more multifunctional oligomers, one or more pigments, one or more photoinitiators, and volatile organic solvent. The coating composition can be used as a primer in repairing and refinishing automobiles. The coating composition provides short drying times and a cured coating that does not need to be wiped. A method of applying the coating composition is also provided.

Abstract: Optical devices of excellent optical and physical properties produced from cured resins are disclosed. The resins and/or the cured hybrid polymer material made with the resins are characterized by a high level of cycloaliphatic-containing groups. Specific additives that can participate in crosslinking the curable polysiloxane provide additional physical property advantages.

Abstract: Disclosed is a (meth)acrylate polymer having a volume average primary particle size of 0.520 to 3.00 ?m, a peak temperature of tan ? in the range of ?100 to 0° C., determined with dynamic viscoelasticity measurement, of ?40° C. or below, a peak height of tan ? in the range of ?100 to 0° C., determined with dynamic viscoelasticity measurement, of 0.300 or more, and an acetone-insoluble component of 99% by mass of more. This polymer has excellent dispersibility of primary particles in a resin, excellent storage stability of a resin composition obtained, and excellent insulating properties and reduction in elastic modulus of a molded article obtained.

Abstract: The invention describes an emulsion polymer which can be obtained by polymerization of a mixture comprising a) from 5 to 99.9% by weight of one or more monomers having a solubility in water of <2% by weight at 20° C. and selected from the group consisting of monofunctional (meth)acrylate monomers, styrene and vinyl esters; b) from 0 to 70% by weight of one or more monomers which can be copolymerized with the monomers a); c) from 0 to 20% by weight of one or more doubly or multiply vinylically unsaturated compounds; d) from 0 to 20% by weight of one or more polar monomers having a solubility in water of >2% by weight at 20° C.; and e) 0.

Abstract: A method for producing a cell culture article having a synthetic polymer layer for incubating with cells includes diluting one or more (meth)acrylate monomers in a solvent and dispersing the diluted monomers on a surface of the cell culture article. Some or substantially all of the solvent is removed and the monomers are then polymerized on the surface of the article to form the synthetic polymer layer attached to the surface of the article.

Abstract: Provided is an easy method for production of a high-performance polyfunctional compound which can be used as an optical recording material, an optical waveguide material, a photo-alignment film material, or the like, in a simple manner. The method for production of a polyfunctional compound includes conducting a Michael addition of a compound (A) having a hydrogen atom of pKa?15 to a (meth)acrylate or a (meth)acrylamide (B), in which at least one of the compounds (A) and (B) has a photoisomerization group and/or a liquid-crystalline group.

Abstract: Provided is an easy method for production of a high-performance polyfunctional compound which can be used as an optical recording material, an optical waveguide material, a photo-alignment film material, or the like, in a simple manner. The method for production of a polyfunctional compound includes conducting a Michael addition of a compound (A) having a hydrogen atom of pKa?15 to a (meth)acrylate or a (meth)acrylamide (B), in which at least one of the compounds (A) and (B) has a photoisomerization group and/or a liquid-crystalline group.

Abstract: The present invention provides a printing method for printing radiation-curable ink jet ink printing comprising a clear coat primer composition comprising: a low surface tension monofunctional alkyl acrylate monomer with a surface tension in the range of 23 to 31 dynes/cm in which the alkyl group has at least 8 carbon atoms; a photoinitiator; and other UV curable monomers and oligomers. The clear coat primer composition is applied first onto a substrate and cured with actinic radiation or cationic curable ink jet ink is printed on the surface of the clear coat primer coating.

Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials contain a multi-arm PEG macromer.

Abstract: A process for producing water-absorbing polymeric particles by a suspension polymerization with recycling of the hydrophobic solvent, the hydrophobic solvent comprising branched saturated aliphatic hydrocarbons.

Abstract: During the manufacture of a master batch for a polyolefin resin film, organic polymer fine particles which contain a polyfunctional monomer (cross-linking agent) having at least one kind of two or more functional groups in a monomer unit constituting a polymer and is mixed with a polyolefin resin using an extruder are blended as an anti-blocking agent, thereby preventing the generation of die build-up around the outlet of the extruder.

Abstract: The disclosed invention relates to a process, comprising: conducting unit operations in at least two process zones in a process microchannel to treat and/or form a non-Newtonian fluid, a different unit operation being conducted in each process zone; and applying an effective amount of shear stress to the non-Newtonian fluid to reduce the viscosity of the non-Newtonian fluid in each process zone, the average shear rate in one process zone differing from the average shear rate in another process zone by a factor of at least about 1.2.