Abstract: The present invention provides organometallic latent catalyst compounds, which are suitable as catalysts in polyaddition or polycondensation reactions which are catalysed by a Lewis acid type catalyst, in particular for the crosslinking of a blocked or unblocked isocyanate or isothiocyanate component with a polyol or polythiolto form a polyurethane (PU).

Abstract: Provided are a photocurable resin composition which has a short time required for curing to make it possible to enhance the productivity and which can provide a light-emitting element sealant having an excellent heat resistance and an excellent optical transparency and a light-emitting element sealant prepared by using the above photocurable resin composition. To be specific, provided are a photocurable resin composition comprising 100 parts by mass of an end-modified hydrogenated styrene-butadiene rubber (A) and 0.1 to 13 parts by mass of an ?-hydroxyalkylphenone base photopolymerization initiator and/or an acylphosphine oxide base photopolymerization initiator and a light-emitting element sealant prepared by using the above photocurable resin composition (B).

Abstract: Disclosed are a photosensitive resin composition for a color filter and a color filter using the same. The photosensitive resin composition for a color filter may include (A) a copolymer including a structural unit represented by the following Chemical Formula 1, wherein the substituents of Chemical Formula 1 are the same as defined in the specification; (B) an acrylic-based photopolymerizable monomer; (C) a photopolymerization initiator; (D) a pigment; and (E) a solvent.

Abstract: The present invention is directed to an adhesive composition comprising a crosslinkable acrylic copolymer, a multi-functionalized crosslinkable oligomer and a photoinitiator wherein the composition exhibits excellent wet out characteristics as reflected in a tan delta value of at least 0.5, preferably greater than 0.5, more preferable greater than 0.8 as measured at 20° C. resulting from a first curing stage, and improved stiffness and temperature resistance as reflected in a storage elastic modulus of at least 300,000 Pa at 20° C. and a shear adhesion failure temperature of at least 425° F. (218.3° C.) at 1 Kg/in2 (0.155 Kg/cm2), respectively, which result from a second sequential curing stage.

Abstract: A curable solid ink composition including a curable component, a non-curable component including an ethoxylated octylphenol derivative, a photoinitiator, and a colorant. The curable solid ink composition has a viscosity in the range of less than 10 cPs at 90° C., a shrinkage value of less than 3%, and a superior curing rate compared to existing curable solid ink compositions. The ethoxylated octylphenol derivatives may be prepared by reacting an ethoxylated octylphenol, a linear alcohol, and diisocyanates or polyisocyanates.

Abstract: A photopolymerizable coating composition and method for polyamide substrates, wherein the photopolymerizable coating composition consists of at least one acid-functional monomer with a molecular weight less than 240 g/m, at least one reactive crosslinking monomer and at least one photoinitiator. The coating compositions of the invention have improved adhesion to polyamide substrates, and also provide faster cure times and more effective protection from environmental insults as compared to prior art compositions.

Abstract: A composition for a patternable adhesive film, a patternable adhesive film having the same, and a method of manufacturing a semiconductor package using the patternable adhesive film are provided. The composition contains a binder resin, a radical-polymerizable acrylate monomer, a photo-radical initiator, and a thermal-radical initiator without an epoxy resin. The composition may have good patternability, adhesiveness, and low-temperature stability, and be rapidly cured at a low temperature.

Abstract: The disclosure provides a new photopolymerizable resin system for dental restorative materials. The resin system utilizes a thiol-ene component as the reactive diluent in dimethacrylate systems. The ternary resin system comprises a thiol monomer, an ene monomer and a dimethacrylate monomer. Use of an off-stoichiometric ratio of thiol:ene functional groups in favor of excess thiols results in enhanced overall functional group conversion, improved polymer mechanical properties, and reduced shrinkage stress of the ternary system when compared to either traditional dimethacrylate or thiol-ene resin systems.

Abstract: Disclosed is an adhesive composition including a compound having a multi-functional urethane (meth)acrylate group and an adhesive film prepared by using it. The adhesive composition includes compounds represented by Chemical Formulae 1 to 3. The compound represented by Chemical Formulae 1 to 3 includes an urethane (meth)acrylate group represented by the Chemical Formula 1-1 or 1-2.

Abstract: A laminated structure comprising at least one glazing pane, at least one interlayer, and a seal covering at least one edge of the interlayer, wherein the seal comprises a nano-particulate silicon oxide.

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

Abstract: The invention relates to method for producing a crosslinked elastomer by radiating a polymer dispersion of at least one crosslinkable polymer with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range, wherein the crosslinking is performed in at least two stages as pre-crosslinking and post-crosslinking and at least one photoinitiator is added to the polymer dispersion to trigger the crosslinking reaction prior to the pre-crosslinking. At least one photoinitiator is added once again to the pre-crosslinked polymer dispersion prior to and/or during the post-crosslinking, and the post-crosslinking is also performed with electromagnetic radiation in the ultraviolet (UV light) and/or visible spectral range.

Abstract: To provide a composition useful for forming a heat conductive sheet that satisfies both high heat conductivity and sufficient softness, has sufficient cohesive strength at a surface portion of a heat conductive sheet and does not cause remaining paste and breakage of an electronic appliance when the sheet is peeled. The composition comprises (A) a photo polymerizable component consisting of a (meth)acryl type monomer or its partial polymer; (B) a heat conductive filler; (C) a photo reaction initiator for initiating the polymerization of the photo polymerizable component; and (D) a photo absorber for absorbing and removing a predetermined wavelength band from electromagnetic rays used for the polymerization of the photo polymerizable component.

Abstract: Radiation curable phase change ink comprising an ink vehicle that includes at least one curable carrier, at least one gellant, at least one curable wax and at least one photoinitiator. In a method of forming an image with the ink, the radiation curable phase change ink is melted, then jetted onto an image receiving substrate, wherein the radiation curable phase change ink forms a gel state, and exposed to ultraviolet light to cure the curable components of the radiation curable phase change ink. The wax cures into the structure of the ink, thereby generating a robust image of excellent gloss.

Abstract: An inkjet ink composition is provided that includes (Component 1-A) an N-vinyllactam, (Component 1-B) a compound represented by Formula (1), and (Component 1-C) at least one compound selected from the group consisting of a bisacylphosphine compound, a thioxanthone compound, a thiochromanone compound, and an ?-aminoketone compound, the inkjet ink composition either not comprising a silicone-based surfactant or a fluorine-based surfactant or comprising a silicone-based surfactant and a fluorine-based surfactant at a total content of greater than 0 wt % but no greater than 0.03 wt % relative to the entire weight of the inkjet ink composition.

Abstract: The present invention relates to a liquid crystal alignment layer composition showing excellent adhesive strength to a substrate and a liquid crystal layer and excellent homeotropic alignment of liquid crystals, a liquid crystal alignment layer prepared with the same, a preparation method of the liquid crystal alignment layer, an optical film including the liquid crystal alignment layer, and a display device including the same. According to the present invention, provided are a liquid crystal alignment layer composition which comprises 1-50 wt % of a photocurable resin binder, 0.01-5 wt % of an amine compound selected from the group consisting of primary and secondary amino-based coupling agents, 0.

Abstract: Curable compositions are disclosed. Also disclosed are optical media comprising said curable compositions when cured and methods of making such optical media.

Abstract: A radiation-curable adhesive composition for an optical component includes 100 parts by weight of a specific (meth)acrylic copolymer (A), 0.01 to 10 parts by weight of a specific radiation-curable acrylic compound (B), 1 to 30 parts by weight of a specific radiation-curable acrylic compound (C), 0.1 to 10 parts by weight of a hydrogen abstraction-type photopolymerization initiator (D), 0.01 to 10 parts by weight of an isocyanate crosslinking agent (E), and 0.01 to 3 parts by weight of a silane compound (F), wherein the total amount of the amount of (B) mixed and the amount of (C) mixed is 3 to 40 parts by weight, and the amount of (C) mixed is larger than the amount of (B) mixed.

Abstract: Methods and compositions concerning an ultraviolet light curable formulation useful for repairing composite materials including the repair of a hole in the exterior of an airplane. The formulation may contain an acrylic oligomer, an acrylic monomer, an organic peroxide, a dialkylaniline promoter, a photoinitiator. The formulation can include a filler such as carbon fabric or Kevlar fabric.

Abstract: The invention provides a coating composition comprising a thermal plastic resin selected from the group consisting of a polycycloolefin resin, polyester resin, polyacrylate resin, and a mixture thereof; and a radiation curable resin comprising a radiation polymer containing at least one mono- or multi-functional acrylic acid based monomer as a polymerization unit, an oligomer containing an ethylenically unsaturated functional group, and a photoinitiator, wherein the radiation curable resin is used in an amount of 220-1000% by weight on the basis of the weight of the thermal plastic resin. The invention improves the hardness of the coating composition, prevent the coated substrate from being scratched or impaired, and impart the substrate with high transparency without causing warping problem.

Abstract: Curable, phase-change compositions and inks used for printing three-dimensional objects including a curable monomer, a photoinitiator, a wax and a gellant, where the composition of the cured formulation has a room temperature modulus of from about 0.01 to about 5 Gpa. The curable monomer includes acrylic monomer, polybutadiene adducted with maleic anhydride, aliphatic urethane acrylate, polyester acrylate, 3-acryloxypropyltrimethoxysilane, or acryloxypropyl t-structured siloxane.

Abstract: A grafting reagent and related method of using the reagent to form a polymeric layer on a support surface, and particularly a porous support surface, in a manner that provides and/or preserves desired properties (such as porosity) of the surface. The reagent and method can be used to provide a thin, conformable, uniform, uncrosslinked coating having desired properties onto the surface of a preformed, and particularly a porous, polymeric substrate.

Abstract: The present invention relates to a pressure-sensitive adhesive composition, a polarizing plate and a liquid crystal display. In the present invention, provided is a pressure-sensitive adhesive which can effectively prevent the light leakage resulting from dimensional changes of the polarizing plate, and the like, and exhibit excellent endurance reliability even when it is used or stored for a long time. Further, in the present invention, provided is the pressure-sensitive adhesive composition or the pressure-sensitive adhesive which can exhibit excellent physical properties, such as removability, workability, and the like.

Abstract: A monomeric formulation for creating self-propagating polymer optical waveguides and a system and a method of using the same. The monomeric formulation includes a plurality of unsaturated molecules, a molecule having a structure of R—X—H (e.g., X?O, S, N), and a photoinitiator. The monomeric formulation can further include a free radical inhibitor. The system includes a light source, a reservoir having a monomeric formulation and a patterning apparatus configured to guide a light beam from the light source into the monomeric formulation to form at least one self-propagating polymer waveguide.

Abstract: Provided are photovoltaic modules that can include a liquid encapsulant formulation. Also provided are such liquid encapsulant formulations.

Abstract: The UV-curable resin compositions for optical discs are characterized in that they comprise (A) 15-70 wt % of a (meth)acrylate monomer that has an ethylene oxide chain in the molecule, (B) 5-50 wt % of a urethane (meth)acrylate, (C) 2-50 wt % of an epoxy (meth)acrylate, and (D) 1-10 wt % of a photopolymerization initiator, in the resin composition. The glass transition temperature of cured films thereof is 10-65° C., and the maximum value of the dynamic loss factor tan ? of the cured films is in the range of 0.35-0.73.

Abstract: A radiation curable solid ink composition comprising at least one curable wax that is curable by free radical polymerization; at least one monomer, oligomer, or prepolymer; at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; and a colorant; wherein the components form a curable ink composition that is a solid at a first temperature of from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature of greater than about 40° C.

Abstract: The present invention relates to dual curing compositions, which cure with moisture and photo radiation, such as UV light, and methods for preparing and using same. In particular, the compositions of the present invention contain a polyether or polyester backbone, photocurable portion(s) and moisture curable portion(s). The photo curable portion is a urethane or carbamate linkage terminated with a (meth)acryloxyalkyl group. The moisture curable portion is either: (1) a portion terminated with a polyalkoxysilyl group; or (2) a portion having a urea linkage terminated with an alkylpolyalkoxysilyl group.

Abstract: Exemplary embodiments provide an intermediate transfer member that can include a plurality of carbon nanotubes dispersed in an ultraviolet (UV) curable polymer in an amount to allow a bulk curing of the UV curable polymer and to provide the cured polymer an electrical resistivity and/or a mechanical modulus useful for electrostatographic devices and processes.

Abstract: The invention relates to a micro-encapsulated self-repairing polymerizable composition that comprises at least one selected polymerizable compound to be integrated into organic, inorganic or composite materials for the self-repairing of damages incurred in the use conditions thereof, characterised in that micro-encapsulated polymerizable composition is integrated alone into said materials and, after the release of the microcapsule and in the absence of a catalyst, spontaneously polymerises in the presence of a polymerisation-triggering agent that is absent in said materials but naturally occurs during the use thereof, thus repairing said damages.

Abstract: A composition of an anti-glare coating has a resin, multiple particles and a dispersant. The resin is selected from the group consisting of thermosetting resin and light-curing resin. The particles have a dimension that is from about 30 nanometers (nm) to about 10 micrometers (?m). Because the dispersant stabilizes and keeps a separation distance between each two particles, the particles cannot aggregate in or precipitate out of the anti-glare coating. Thus, the anti-glare coating can be coated easily on the substrate and a surface of the anti-glare film is uniform to provide an improved anti-glare effect. Moreover, the dispersant allows adjustment of haze, gloss and distinctness of image of a substrate coated with the anti-glare coating.

Abstract: The present invention relates to a method of forming a crosslinked polymer gel, to a polymer gel produced by such method and to uses of such polymer gel.

Abstract: Superabsorbent polymer particles with improved surface cross-linking and their use in absorbent articles. The superabsorbent polymer particles comprise polymer chain segments, wherein at least a part of the polymer chain segments are covalently cross-linked to each other and wherein at least a part of the cross-links include the reaction product of cross-linking molecules having at least two C?C double bonds and further include the reaction product of radical former molecules. These cross-links are present at surfaces of the superabsorbent polymer particles.

Abstract: There is provided a novel composition for an alignment film having excellent adhesiveness to a liquid crystal layer as well as to a substrate when a cycloolefin-based aligned film (COP) is used as the substrate instead of triacetyl cellulose (TAC) that is used as a conventional substrate for an optical film whose optical properties are significantly deteriorated when it is used under hot and humid environments. The composition for an alignment film that is used for splay alignment includes polyvinyl alcohol (PVA); 13 to 25% by weight of an aery late monomer based on the weight of the polyvinyl alcohol; 20 to 30 % by weight of a compatibilizing agent based on the weight of the acrylate monomer; and 10 to 50% by weight of an aqueous photo initiator based on the weight of the acrylate monomer.

Abstract: Curable adhesive compositions are provided that exhibit a high refractive index.

Abstract: The present disclosure is directed to a process for forming a reinforced ultraviolet (UV) radiation-curable composite. The composite may be formed by applying reinforcing layers and resin layers to a substrate. The resin composition may include an aliphatic urethane acrylate oligomer, a polyfunctional acrylate monomer, and a photoinitiator. The composite formed on the substrate may be exposed to UV radiation to cure the composite on the substrate. The composite may be characterized in that it is cured within 10 minutes of exposure to UV radiation and does not exhibit oxygen inhibition effects, such as, for example, surface tack. The reinforced UV-curable composite may find utility, for example, as a rapid field repair patch in aerospace applications, among others.

Abstract: The invention relates to a concentrated aqueous polymer dispersion with an average particle size of less than 1000 nm comprising a) a polymer carrier prepared by heterophase radical polymerization of at least one ethylenically unsaturated monomer in the presence of b) a photoinitiator and/or photolatent catalyst and c) optionally a non-ionic, cationic or anionic surfactant, wherein the weight ratio of the photoinitiator and/or photolatent catalyst to the polymer carrier is greater than 20 parts of photoinitiator and/or photolatent catalyst per 100 parts of polymer carrier, preferably equal or greater than 35 parts of photoinitiator and/or photolatent catalyst per 100 parts of polymer carrier.

Abstract: An ink for an ink jet printer includes an ink vehicle of at least one radically curable, multifunctional acrylate monomer or oligomer, at least one colorant, and at least one photoinitiator. The ink has a low viscosity at low jetting temperatures of 30 to 50° C. and is curable upon exposure to ultraviolet radiation.

Abstract: The present invention relates to a photosensitive resin composition for a color filter and a color filter fabricated using the same. The photosensitive resin composition includes (a) an acrylic-based resin, (b) a photopolymerizable monomer, (c) a photopolymerization initiator, (d) a pigment, and (e) a solvent. The acrylic-based resin is a copolymer including a repeating unit of an ethylenic unsaturated monomer including a carboxyl group and a repeating unit of an ethylenic unsaturated monomer including an alkoxy 4-oxo butanoic acid group. The photosensitive resin composition for a color filter can have residue removing characteristics, and is capable of forming fine pixels and providing a color filter having high resolution.

Abstract: A Radiation Curable Coating composition, which may be used as an inner primary coating, an outer primary coating, single coats, a matrix, or a buffer resin composition, comprising: A Radiation Curable Coating composition, which may be used as an inner primary coating, an outer primary coating, single coats, a matrix, or a buffer resin composition, comprising at least one radiation-curable oligomer wherein said at least one radiation curable oligomer is a fatty-acid modified epoxy acrylate; at least one ethylenenic unsaturated reactive diluent; wherein said oligomer(s) and diluent(s) are selected from the group that does not include moieties with Urethane chemistry. This composition, when tested, is found to have resistance to thermal degradation as measured by less than 10% weight loss after exposure of cured specimens in a natural convection furnace for 100 hours at 180° C.

Abstract: The invention is directed to compositions on a surface which comprise a) at least a (meth)acrylate prepolymer, b) an adhesion promoting monomer of formula (I) wherein Q, R1, R2, R4, R5, m and n are defined herein. Further the compositions may be used to improve the adhesion to surfaces, especially metallic surfaces and may include additional optional components such as adhesion promoting photoinitiators.

Abstract: Compounds of the Formula (I) wherein x is an integer from 1-4; p is an integer from 1-3; q is an integer from 0-3; Ar is phenyl, naphthyl, anthryl or phenanthryl each of which optionally is substituted by one or more Cl, CN, OR5, C3-C5alkenyl or C1-C6alkyl which optionally is substituted by one or more OR6, COOR or halogen; R1 if x is 1, is ORS, O—X+, NR8R9, C1-C20alkyl optionally substituted by one or more COOR10, or is C2-C20alkyl interrupted by one ore more O, or is C2-C5alkenyl or phenyl-C1-C4alkyl; R1 if x is 2, is for example C1-C20alkylene; R1 if x is 3, is for example a tri-valent radical; R1if x is 4, is for example a tetravalent radical; R2and R3are hydrogen or C1-C8alkyl, or R2and R3 together are O, C1-C3alkylene or CH?CH; R4 is C1-C4alkyl; R5, R6, R7, R8, R9 and R10 are for example hydrogen or C1-C4alkyl; and X is a x-valent cationic counter ion; are in particular suitable as photoinitiators for the curing with UV-A light (320-450 nm).

Abstract: A photoinitiator compound is functionalized with alkoxy groups so as to be soluble in alkoxy-containing monomers. The photoinitiator has a formula of R1—(OR2)n—OC(?O)—R3, wherein R1—(OR2)n— represents an alkoxy group and R3 represents a photoinitiator structure. The photoinitiator may be used in a composition for incorporation into inks.

Abstract: Superabsorbent polymer particles having improved surface cross-linking and their use in absorbent articles. The superabsorbent polymer particles comprise a water-absorbing resin and the reaction product of a radiation activatable surface cross-linker. The reaction product of the radiation activatable surface cross-linker is present at the surface of the superabsorbent polymer particle. The radiation activatable surface cross-linker includes at least two radiation activatable groups R, which are covalently bound to each other or to at least one spacer group S.

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

Abstract: A radiation curable pressure sensitive adhesive composition is provided. The radiation curable pressure sensitive adhesive composition is used to adhere a roofing membrane to a roof deck in roofing applications. The composition includes a radiation curable rubber, at least one stabilizer, at least one tackifier, at least one flexibilizer, at least one antioxidant, at least one plasticizer, and at least one photoinitiator.

Abstract: Provided is a radiation-curable silicone rubber composition comprising: (A) a specific organopolysiloxane, which at each molecular chain terminal contains two or three silicon-containing groups that each contain a plurality of (from 2 to 9) (meth)acryloyl groups (in other words, a specific organopolysiloxane containing from 8 to 54 (meth)acryloyl groups within each molecule); and (B) a radiation sensitizer. The composition cures easily and favorably upon irradiation with low intensity, low energy radiation, and in particular upon irradiation with ultraviolet light emitted from a UV-LED light source. A cured coating generated from the composition rapidly develops favorable adhesion to a wide variety of substrates, and provides excellent corrosion prevention for the substrate, even under severe conditions.

Abstract: The present invention provides a polymerizable composition, which comprises: (a) at least one monomer of formula (I): (b) a photo-initiator, wherein X1, X2, Y1, Y2, Y3, Y4, a, and b are as defined in the specification and the amount of the monomer of formula (I) is at least 1 wt %, based on the total weight of the polymerizable composition. The present invention also provides an optical film comprising a coating layer formed from the above polymerizable composition. The optical film can be used in backlight modules of displays as a brightness enhancement film.

Abstract: Radiation curable compositions, such as UV curable ink compositions, contain a polymeric dispersant, a curable material, and a nanoscale pigment particle composition including an organic monoazo laked pigment including at least one functional moiety, and a sterically bulky stabilizer compound including at least one functional group, wherein the functional moiety of the pigment associates non-covalently with the functional group of the stabilizer; and the presence of the associated stabilizer limits the extent of particle growth and aggregation, to afford nanoscale-sized pigment particles.

Abstract: The invention relates to novel photoinitators of formulae (I), (II), (III), (IV), (V) and (VI) wherein R1 and R2 are each independently of the other C1-C8alkyl; C1-C4alkyl substituted by OH, C1-C4alkoxy, —COO(C1-C8alkyl), (C1-C4alkyl)-COO—, —CN, benzyl, phenyl or by —N(R15)(R16); C3-C6alkerlyl, benzyl, —CH2—C6H4—(C1-C4alkyl) or phenyl; or R1 and R2 together are unbranched or branched C2-C9alkylene or C3-C6-oxa- or -azaalkylene; R3, R4, R5 and R6 are each independently of the others hydrogen, C1-C8alkyl, C3-C6alkenyl, benzyl, —CH2—C6H4—(C1-C4alkyl) or phenyl; R3 and R4 together and/or R5 and R6 together are unbranched or branched C2-C9alkylene; A is CI, Br, —O—R9, —N(R11)(R12) or —S—R18, A? is —O—, —NH— or —NR11—; A? is CI, Br, —O—R9, —N(R11)(R12) or —S—R18 or hydrogen, X is —O—R10 or —N(R13)(R14), n is an integer from 1 to 10, preferably an integer from 1 to 4, especially 1, 2 or 3; R7 is a linker; R8 is a bivalent C2-C3alkylele radical.