Abstract: Accelerator solution suitable for forming a redox system with peroxides, comprising (i) a compound of a first transition metal selected from manganese and copper, (ii) a compound of a second transition metal; the weight ratio of first transition metal:second transition metal being in the range 3:1 to 200:1, (iii) a nitrogen-containing base, and (iv) a hydroxy-functional solvent, with the proviso that the accelerator solution does not contain ascorbic acid.

Abstract: Accelerator solution suitable for forming a redox system with peroxides, comprising a Cu(I) compound, a transition metal selected from cobalt and titanium, a phosphorous-containing compound, a nitrogen-containing base, and a hydroxy-functional solvent.

Abstract: The invention relates to an unsaturated polyester resin containing a polyester or a polyester mixture, produced from at least one unsaturated dicarboxylic acid and at least one diol; and at least one silazane which is accessible for copolymerization with a C?C double bond of the dicarboxylic acid. The invention also relates to an unsaturated polyester resin moulding material which can be obtained or is obtained by cross-linking an unsaturated polyester resin as defined above. Said moulding material can optionally contain reinforcing materials. Said unsaturated polyester resin can be produced using the following steps: (a) a polyester from at least one diol and at least one unsaturated dicarboxylic acid is provided; (b) at least one silazane which is accessible for copolymerization which a C?C double bond of the dicarboxylic acid is provided; (c) the components are mixed according to (a) and (b).

Abstract: An ethylenically unsaturated prepolymer comprising an ending X which reacts by condensation being a hydroxyl and/or amine or free isocyanate group and optionally an ending X? having ethylenic unsaturation, the prepolymer being the reaction product of a first component A comprising a mixture of i) a first ethylenically unsaturated resin carrying specific hydroxyl and/or amine reactive endings, and/or ii) optionally a second resin different from resin i), being an ethylenically unsaturated hydroxylated resin and/or a hydroxylated and/or aminated saturated resin, and/or iii) optionally a third reactive saturated resin, iv) optionally an unsaturated monoalcohol up to 30% in equivalents of the OH+NH2 total, and a second component B comprising a polyisocyanate with a functionality equal to 2 or greater than 2, A and B being in proportions to effectively avoid any gelling by crosslinking.

Abstract: The present invention includes compositions that are useful to prepare dual-cure shape memory polymer systems. The present invention further provides methods of generating a shape memory polymer, optical device, polymer pad with an imprint, or suture anchor system.

Abstract: The invention relates to a heat curable composition for fire-resistant or intumescent composite parts, which is free of any halogen additive or halogen structure in the components thereof, and which comprises: a) 100 parts by weight of a dry resin, including a1) an unsaturated polyester having an acid index lower than 10 and/or a2) a vinyl ester; b) 40 to 200 parts by weight of a reactive thinner among ethylenically unsaturated monomers; c) 20 to 110 parts by weight of a thermal expansion agent selected from melamine and derivatives thereof, guanidine, glycine, urea, triisiocynurates, and azodicarbinamide; d) 0 to 250 parts by weight of aluminium trihydrate; e) 10 to 80 parts by weight of a carbonisation precursor agent selected from multifunctional polyols; f) 50 to 200 parts by weight of a compound selected from a phosphorus derivative and/or a boric acid derivative; g) optionally at least one metal oxide; h) optionally other additives and fillers; i) optionally reinforcements containing natural or syntheti

Abstract: An aromatic vinyl-based thermoplastic resin composition includes a rubber-modified acrylic graft copolymer and a branched aromatic vinyl copolymer resin including a silicon compound.

Abstract: A thermosetting composition comprises in combination an ethylenically unsaturated polymer, and a lactone reactive diluent of the formula wherein b=0 or 1. A method of manufacture of a thermoset polymer comprises reacting the unsaturated polymer and the lactone to form the thermoset polymer. The thermoset polymers are described, as well as articles comprising the thermoset polymers.

Abstract: Provided is a novel fluorene-based polymer having urethane bonds and a method for preparing the fluorene-based polymer. According to the method, a diol compound is condensed with a diisocyanate instead of an acid dianhydride, and then an acid anhydride is reacted with the reaction mixture to introduce desired acid groups into the final polymer. Further provided is a negative-type photosensitive resin composition comprising of the fluorene-based polymer as a binder resin. The composition exhibits improved chemical resistance, good development margin and high sensitivity due to presence of the acid groups despite the low molecular weight of the fluorene-based polymer.

Abstract: The present disclosure relates to biodegradable and biocompatible elastomeric polymers that are amorphous and have a glass transition temperature below both room temperature and body temperature, and which will homogenously degrade to water soluble by-products with no reported toxicity.

Abstract: Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with acrylic resins, sag resistance and hardness development in a coating composition. The coating compositions can be used to prepare clear coat or pigmented coatings for automotive OEM, auto refinish, and other applications.

Abstract: Disclosed are polyester resins and solvent borne thermosetting coating compositions that include these resins in combination with at least one crosslinker. The polyester resins contain 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibit a combination of good solubility in organic solvents and high hardness with good flexibility in a coating composition.

Abstract: An immiscible polymer blend that includes an amount of poly(trimethylene terephthalate) (PTT) and an amount of poly(methylmethacrylate) (PMMA). A method for preparing an immiscible polymer blend by (a) identifying a first polymeric component and a second polymeric component as immiscible when blended; (b) combining the first polymeric component and the second polymeric component; and (c) mixing the first polymeric component and the second polymeric component to produce an immiscible polymer blend that includes structures in the blend having a maximum size of less than about 1,000 ?m is also presented. An article that includes an immiscible polymer blend of poly(trimethylene terephthalate) (PTT) and poly(methylmethacrylate) (PMMA) and an article formed from an immiscible polymer blend prepared by the method of the present invention are also presented.

Abstract: The present invention relates to a resin composition comprising (a) an unsaturated polyester resin having a molecular weight Mn of at least 750 Dalton and at most 5000 Dalton and (b) a reactive diluent, wherein the unsaturated polyester resin comprises C5-C10 unsaturated diacid building blocks and isosorbide building blocks. Preferably, at least part of the isosorbide is derived from a non-fossil source. Preferably, itaconic acid or anhydride is used as the C5 unsaturated dicarboxylic acid.

Abstract: A resin composition for a flexographic printing plate that comprises comprising (Component A) a polyester resin having an ethylenically unsaturated bond in the interior and at a terminal. A process for producing a flexographic printing plate precursor that preferably comprises a layer formation step of forming a relief-forming layer comprising the resin composition for a flexographic printing plate. A process for producing a flexographic printing plate precursor that preferably comprises a layer formation step of forming a relief-forming layer comprising the resin composition for a flexographic printing plate; and a crosslinking step of crosslinking the relief-forming layer by means of light and/or heat to thus obtain a flexographic printing plate precursor comprising a crosslinked relief-forming layer.

Abstract: Disclosed herein is a crosslinkable thermoset monomer. The crosslinkable thermoset monomer has acetylene groups as crosslinking groups introduced at both ends of the backbone. Also disclosed herein is a composition for producing a printed circuit board which comprises the crosslinkable thermoset monomer. The composition exhibits excellent mechanical and thermal properties. Therefore, the composition can be used as a material for next-generation boards that are becoming lighter in weight and smaller in size and thickness. Also disclosed herein is a printed circuit board using the composition.

Abstract: A biodegradable composition includes: a polymer component including a first polymer of polybutylene-1,4-succinate (PBS); and a cross-linking agent capable of producing a free radical to allow the polymer component to be subjected to a free radical cross-linking reaction in such a condition that the biodegradable composition has a melt index ranging from 1.5 to 3.0.

Abstract: The invention relates to solid polyester granules of the type used as matting agents in paints. In particular, the invention relates to a new redox initiating system for use in a suspension polymerization process that is used to manufacture the solid polyester granules, to a process for the preparation of the solid polyester granules, and to paint compositions containing the solid polyester granules.

Abstract: A method of making an aliphatic polyester prepolymer, comprising: reacting, alone or in combination with other reactants, a diol with at least a first diacid (or a diester of said first diacid) to produce an aliphatic polyester prepolymer. The first diacid is preferably a trans-beta-hydromuconic acid (HMA). In some embodiments, the diol contains at least one ether linkage. In some embodiments the diol is further reacted with at a second diacid, or a diester of said second diacid, wherein said second diacid is different from said first diacid. Prepolymers produced from such processes and articles formed therefrom are also described.

Abstract: A phase change composition including at least one crystalline polyester and at least one acrylate monomer. Examples of suitable crystalline polyesters include aliphatic crystalline polyesters and polylactones. A method of making the phase change composition, and a method for applying the phase change composition to a substrate.

Abstract: The present invention provides a polyester (meth)acrylate resin composition that is excellent in terms of compatibility with dicyclopentenyloxyethyl (meth)acrylate (B) and that has a suitability for spraying that means the composition is suitable for use in a spraying method in the field of civil engineering and construction and the like, a coated structure produced by coating the same, and a method for constructing the same by using, as an acid component of the polyester structure of a polyester (meth)acrylate resin (A), an alicyclic dibasic acid (A1) and/or an aliphatic dibasic acid (A2) in an amount of 40% by mole or more.

Abstract: An article and process for using the article under a high temperature and high humidity condition are disclosed. The article comprises or is produced from polyester, at least one ethylene copolymer, and optionally an additive and includes one or more automobile parts and electronic or electrical connectors. The process comprises employing the composition or an article in a hostile environment including a temperature of 60° C. or higher and a relative humidity of at least 60%.

Abstract: The present invention relates to a thermal transfer image-receiving sheet including a dye receiving layer which contains a resin (A) including a graft polymer containing a main chain segment (A1) formed of a polyester resin having an acid value of from 5 to 40 mgKOH/g and a side chain segment (A2) formed of an addition polymer-based resin, wherein the segment (A1) is obtained by polycondensing an alcohol component containing an alkyleneoxide adduct of 2,2-bis(4-hydroxyphenyl)propane in an amount of 60 mol % or more with a carboxylic acid component, and the segment (A2) contains a constitutional unit derived from an aromatic group-containing addition-polymerizable monomer in an amount of 85% by weight or more.

Abstract: The present invention relates to a polyarylate prepared by a method comprising a step of copolymerizing divalent phenol, divalent aromatic carboxylic acid halide and the allyl bisphenol derivative. The polyarylate according to the invention is a novel polyarylate in which various functional groups can be introduced to the main chain of the polymer as well as the terminal of a polymer, and the concentration thereof can be adjusted. These functional groups allow improvement in the adhesion force by chemically bonding with the substrate or protective layer when coated, thus the polyarylate is suitably used for a film or a coating composition.

Abstract: Disclosed is a composition for forming a board. The composition includes a maleimide-based compound including at least three maleimide groups and a liquid crystalline polymer or oligomer. A prepreg and a board are each fabricated using the composition.

Abstract: The present invention relates to a polymer obtained from the polymerization of: (i) at least one monomer of formula (I) (CH2?CR1)CO—K (I) wherein: K represents 0-Z or NH—Z, Z representing (CR2R3)m—CH3, (CH2—CH2—O)m—H, (CH2—CH2—O)m—CH3, (CH2)m—NR4R5 with m representing an integer from 1 to 30; R1, R2, R3, R4 and R5 independently represent H or a C1-C6 alkyl; and (ii) at least one bio-resorbable block copolymer cross-linker.

Abstract: A golf ball including a thermoplastic core having an outer diameter of 1.51 inches to 1.59 inches; an outer cover layer; and an inner cover layer between the core and the outer cover layer. The thermoplastic core has been exposed to a gradient-initiating solution comprising a solvent, free radical initiator, and a reactive co-agent comprising a metal salt of an acrylic or methacrylic acid, a mono- or multi-functional acrylate or methacrylate, or having the chemical structure where R=linear, branched, or aromatic C1-C14 and n=1-5, such that the hardness of the outer surface is different than the hardness of the geometric center to define a positive or negative hardness gradient of 5 Shore C or greater.

Abstract: The invention relates to an actuator for converting between mechanical and electrical energy comprising—at least two electrodes; and—an electroactive polymer, comprising aromatic moieties in the chain and flexible moieties in the chain, the polymer further comprising side groups bound to the chain, which side groups are selected from the group consisting of polar side groups and side groups comprising an aromatic moiety. The invention further relates to a novel electroactive polymer comprising polar side groups bound to the chain.

Abstract: A composition is disclosed which comprises a mixture of a poly(trimethylene terephthalate) polymer composition, a nucleating agent, and an ethylene copolymer. Also disclosed in a method for reducing the melt viscosity of nucleated poly(trimethylene terephthalate) polymer composition.

Abstract: An oxygen-absorbing resin composition having excellent performance is provided which contains an oxygen-absorbing polyester and a polyolefin and has enhanced compatibility between the polymers to give an oxygen-absorbing layer inhibited from having a reduced cohesive force or an appearance failure such as roughness unevenness. The oxygen-absorbing resin composition is characterized by being obtained by melt-kneading the following ingredients (A) and (B) together with the following ingredient (C) as a compatibilizing agent. Ingredient (A): an oxygen-absorbing polyester; Ingredient (B): a polyolefin; and Ingredient (C): a copolymer of ethylene and a vinyl monomer having a hydroxy group or an ester bond, the copolymer having an ethylene proportion of 70-99 mol %.

Abstract: Hyperbranched polyesters containing ethylenically unsaturated groups and obtainable by reacting (c) at least one compound having at least one ethylenic double bond with at least one hyperbranched polyester obtainable by condensing (a) at least one dicarboxylic acid or derivative thereof with at least one at least trifunctional alcohol or (b) at least one tricarboxylic or higher polycarboxylic acid or derivative thereof with at least one diol.

Abstract: Reactive system comprising at least one component (I) composed of particles in very finely divided form present in a liquid phase of at least one further component (II) with which component (I) is capable of reacting following activation through energy supply, wherein component (I) is not soluble in component (II), process for preparation and use.

Abstract: Process of modifying polylactic acid and compositions formed therefrom are described herein. The process generally includes providing a first polylactic acid, wherein the first polylactic acid includes a carboxylic acid end group and unsaturating the first polylactic acid to form a second polylactic acid.

Abstract: The present invention provides a compound represented by the Formula I: Wherein substituents R16, R17 and R17? are each independently selected from an electron withdrawing group having a Hammett ?p value of from 0.05 to 0.85, provided that one of R16 and R17 is hydrogen.

Abstract: Disclosed is a polymer having excellent solvent resistance which can be produced by using a polycarbonate diol having a repeating unit represented by the formula (1) and/or (2), having a hydroxyl group at both termini, and having a number average molecular weight of from 300 to 50,000: wherein R1 represents a linear or branched hydrocarbon group having 2 to 50 carbon atoms; and n represents an integer of 2 to 50, wherein R2 represents a linear or branched hydrocarbon group having 10 to 50 carbon atoms.

Abstract: A coating composition including an unsaturated resin selected from polyesters, alkyds or combinations thereof; an alkoxy (meth)acrylic functional monomer, and a thermoplastic compound containing active hydrogen groups; a curing agent; and a curing promoter such as at least one metal drier.

Abstract: The present invention relates to a resin composition comprising (a) an unsaturated polyester resin having a molecular weight Mn of at least 750 Dalton and at most 5000 Dalton and (b) a reactive diluent, wherein the unsaturated polyester resin comprises C5-C10 unsaturated diacid building blocks and isosorbide building blocks. Preferably, at least part of the isosorbide is derived from a non-fossil source. Preferably, itaconic acid or anhydride is used as the C5 unsaturated dicarboxylic acid.

Abstract: A polymer with a backbone and an unsaturated side chain attached to the backbone. The polymer may optionally be combined with an oxidation catalyst and/or other ingredients.

Abstract: Disclosed are solvent borne thermosetting coating compositions that contain a curable polyester resin blended with an acrylic copolymer, a crosslinker, and a solvent. The polyester resin contains 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibits good dry time, compatibility with acrylic resins, sag resistance and hardness development in a coating composition. The coating compositions can be used to prepare clear coat or pigmented coatings for automotive OEM, auto refinish, and other applications.

Abstract: Disclosed are polyester resins and solvent borne thermosetting coating compositions that include these resins in combination with at least one crosslinker. The polyester resins contain 2,2,4,4-tetramethyl-1,3-cyclobutanediol and exhibit a combination of good solubility in organic solvents and high hardness with good flexibility in a coating composition.

Abstract: The invention provides a process for preparing organic nanoparticles comprising the steps of: (a) preparing a solution comprising an unsaturated polyester and/or a vinyl ester resin, an initiator and a hydrophobic monomer; (b) emulsifying the solution obtained in step (a) in an aqueous phase; and thereafter (c) curing the emulsified solution. The invention further provides organic nanoparticles obtainable by the process according to the invention; various uses of said nanoparticles; and paper, dye compositions and toner compositions comprising said nanoparticles.

Abstract: The present invention relates to an unsaturated polyester resin comprising itaconate ester units as reactive unsaturation, wherein the resin comprises itaconate, citraconate and mesaconate ester units. Preferably, the resin comprises itaconate, citraconate and mesaconate ester units in an amount of from 40 to 90 mol % itaconate, from 2 to 30 mol % citraconate and from 5 to 40 mol % mesaconate in which 100 mol % is the total amount of itaconate, citraconate and mesaconate esters units.

Abstract: To obtain an ultrafine heat-shrinkable conjugate fiber at high productivity, in which a flow-drawing state of a polyester undrawn yarn is realized easily and stably. By drawing undrawn yarn comprising a conjugated polyester polymer and olefin polymer, a flow-drawing process can be easily and stably realized using conventional production facilities; and the heat-shrinkable fiber, a drawn intermediate, and an ultrafine hot-melt adhesive conjugate fiber produced by redrawing the drawn intermediate of the present invention can be obtained with high productivity and excellent runnability. More specifically, the ultrafine hot-melt adhesive conjugate fiber obtained by redrawing can be drawn at a heretofore unseen high drawing magnification, and the fiber structure of the olefin polymer constituting part of the conjugate fiber is markedly developed.

Abstract: The present invention relates to an electronic device comprising at least one dielectric layer, said dielectric layer comprising a crosslinked organic compound based on at least one compound which is radically crosslinkable and a method of making the electronic device.

Abstract: Graft copolymer (P) which exhibit pH dependent swelling/dissolution properties comprising a hydrophobic back-bone and graft chains comprising acidic monomer. This Graft copolymer (P) do not swell or dissolve at acidic pH prevalent in the stomach and they swell/dissolve at near neutral pH prevalent in the intestinal region. The graft copolymer (P) is useful for the development of drug delivery formulations particularly for oral drug delivery formulations.

Abstract: The present invention relates to a slush moldable polymeric composition for forming a skin useable in interior trim components and methods of making the same. In at least one embodiment, the composition comprises a) from 50 to 99 wt. percent urethane elastomer, b) from 0.1 to 15 wt. percent propylene copolymer, c) from 0.1 to 25 wt. percent olefin modified thermoplastic, such as SEBS, and d) from 0.1 to 30 weight percent olefinic block copolymer, wherein the polymeric composition is slush moldable and vacuum formable. The modifiers include an olefin block copolymer (OBC) having a variable distribution of block lengths. The OBC is present in an amount from 0.1% to 30% of the total composition. The haptics of the polymeric composition is tunable by adjusting the amounts of the modifiers.

Abstract: A sprayable granite-like coating composition useful for forming simulated stone surfaces, such as polished granite, which have improved fire resistance. The coating composition comprises gel resin matrix based on unsaturated crosslinkable polyester or acrylic resins, a free radical initiator for such resin, a hydrated inorganic salt, granules comprising thermoset resins or mixtures of thermoplastic and thermoset resins containing an inorganic filler and as a binding agent comprising the acrylate phosphate.

Abstract: Cross-linked compositions include a first precursor functionalized with a first reactive member and a second precursor functionalized with a second reactive member, the first and second reactive members covalently bonding with each other when exposed to UV radiation. The compositions are useful in a variety of surgical and wound treatment applications.

Abstract: The present disclosure relates to an apparatus and process for forming medical devices from an injectable composition. The apparatus includes a supply assembly configured to maintain and selective dispense a first precursor and a second precursor, a mixing assembly configured to mix the first and second precursors, and at least one catalyzing element including a transition metal ion to aid in the polymerization of the first and second precursors. The process includes dispensing a volume of the first precursor and a volume of the second precursor into a mixing assembly and mixing the first and second precursors. The first and second precursors each possess a core and at least one functional group known to have click reactivity with each other. The mixed precursors are contacted with a transition metal catalyst to produce a flowable composition for use as a medical device.

Abstract: Methods of making unsaturated polyester compositions are provided and include reacting: (i) plant and animal oil triglycerides, an alkyl ester of a saturated or unsaturated fatty acid or mixtures thereof; (ii) a difunctional, or polyfunctional glycol or mixtures thereof; (iii) a difunctional or polyfunctional acid, their anhydrides or alkyl esters and mixtures thereof; (iv) a strained cycloolefin; (v) a component(s) that function as a compound capable of initiating polymerization at high temperature and which is stable at room temperature; and (vi) low profile additives, fillers and reinforcements.