Abstract: This invention relates generally to compositions and systems for forming biomaterials containing a transient colorant for visualizing tissue or surgical materials coated with such biomaterials, to methods of using such compositions as bioadhesives, for tissue augmentation, in the prevention of surgical adhesions, for coating surfaces of synthetic implants, as drug delivery matrices, for ophthalmic applications, and in other applications.

Abstract: The present invention recognizes that lenses, such as contact lenses, can be pigmented using an ink that includes oligomers, polymers or polymerizable monomers. The ink can be used to make images on or within the lens. Images made using these inks are may be digital or analogue and can be used in a variety of printing methods, including ink-jet printing.

Abstract: A multi-photon reactive composition including: (a) at least one reactive species; and (b) multi-photon photoinitiator system; and (c) a plurality of substantially inorganic particles, wherein the particles have an average particle size of less than about 10 microns in diameter.

Abstract: The invention relates to a single- or multilayer, oriented, film coated with an aminosilane compound and composed of polyester which comprises an additive which, on irradiation with electromagnetic radiation, forms metal nuclei on which further metal can be deposited in further steps of the process. The invention further relates to a process for producing this film and to its use in printed circuit boards, ribbon cables, smart cards, RFID labels, membrane keyboards, and film-based circuits of any type.

Abstract: To provide a radiation-curable ink composition that can form a high-quality image on not only liquid absorbing materials to be recorded but also non-liquid absorbing materials to be recorded, is superior in curing properties in air, and is superior in storage stability, color tone, light fastness and water resistance of ink, and also to provide an image recording method. The radiation-curable ink composition comprises a monomer having a polymerizable group selected from the group consisting of an acryloyl group, a methacryloyl group, an allyl group, and a vinyl group, an oil-soluble dye, and from 0.005 to 1% by weight of a storage stabilizer, wherein the oil-soluble dye is dissolved in the ink.

Abstract: Disclosed are environmentally friendly, substantially all solids coating compositions which are curable using ultraviolet and visible radiation. In addition, the disclosed coating compositions are suitable for coating flexible objects and/or objects having angular features, such as, but not limited to, flexible metal objects with angular features. In addition, methods are disclosed for coating surfaces, or at least a portion of the surfaces, and curing of the coated surface to obtain partially or fully cured coated surfaces. Furthermore, articles of manufacture incorporating fully cured coated surfaces are disclosed, including, for example leaf springs. Also disclosed are methods, processes, production lines, articles of manufacture, and factories which incorporate these environmentally friendly, substantially all solids coating compositions curable using ultraviolet and visible radiation.

Abstract: The present invention relates to radiation-curable coating formulations specifically for plastic substrates. The present invention specifically relates to resinous Michael addition products of ?-dicarbonyl compounds and Lewis-functional multifunctional acrylate esters. The present invention further relates to methods of fabricating and using the inventive compounds.

Abstract: It is an object of the present invention to provide a high order silane composition that contains a polysilane having a higher molecular weight than conventionally, this being from the viewpoints of wettability when applying onto a substrate, boiling point and safety, and hence in particular enables a high-quality silicon film to be formed easily, and also a method of forming an excellent silicon film using the composition. The present invention attains this object by providing a high order silane composition containing a polysilane obtained through photopolymerization by irradiating a solution of a photopolymerizable silane or a photopolymerizable like-liquid silane with ultraviolet light. Moreover, the present invention provides a method of forming a silicon film comprising the step of applying such a high order silane composition onto a substrate.

Abstract: Methods for making composite flakes are disclosed. The composite flakes are formed from particles and one or more monomers and/or resins or resin systems. The polymer matrix of the flakes is highly crosslinked and/or high molecular weight. Use of the particles in powder coatings is also disclosed.

Abstract: A curable ink for jet-ink recording comprising a white pigment and a polymerizable compound, wherein the polymerizable compound is a compound selected from the group consisting of: (a) oxetane compounds; (b) pyrrole or substituted pyrroles; (c) aniline or substituted anilines; and (d) thiophene or an substituted thiophenes, provided that when the polymerizable compound is the oxetane compound, the curable ink further comprises an epoxy compound or a vinyl ether compound.

Abstract: The present invention relates generally to radiation-curable ink formulations, and particularly, but not by way of limitation, to a family of radiation-curable ink formulations specifically for lithographic printing applications. The inventive ink formulations are based on multifunctional acrylate resins formed by the reaction of acrylate monomers and oligomers with ?-keto esters (e.g., acetoacetates), ?-diketones (e.g., 2,4-pentanedione), ?-keto amides (e.g., acetoacetanilide, acetoacetamide), and/or other ?-dicarbonyl compounds that can participate in Michael addition reactions.

Abstract: Compositions suitable for use as base coats and varnishes, preferably for use in combination with electrostatic of set inks printed onto plastics substrates, particularly polycarbonate compact discs. They contain a photopolymerisable material, a photoinitiator, an inorganic transfer agent and heavy metal salt, preferably a metallic carboxylate. They have a good shelf life and good adhesion after hardening with ultraviolet light.

Abstract: A method of preparing fiber sheet molding compounds with a fabric of continuous fiber reinforcement that can be molded under low pressures and temperatures to provide thermoset articles, wherein liquid reactive components are slowly absorbed in solid acrylic resin. The acrylic resin functions as a thickener which delays the viscosity build allowing the fabric of continuous fiber reinforcement to be incorporated before molding.

Abstract: Compositions for use in the manufacture of three-dimensional objects including compositions for use as a support and/or release material in the manufacture of the three-dimensional objects are provided. There is thus provided, in accordance with an embodiment of the present invention, a composition suitable for building a three-dimensional object. The compositions may include, inter alia, a curable component, having a functional group, wherein if the functional group is a polymerizable reactive functional group, then the functional group is a (meth)acrylic functional group, a photo-initiator, a surface-active agent and a stabilizer; wherein said composition has a first viscosity of about 50–500 cps at a first temperature, wherein said first temperature is ambient temperature, and a second viscosity lower than 20 cps at a second temperature wherein said second temperature is higher than said first temperature, wherein, after curing, the composition results in a solid form.

Abstract: Optical fiber ribbon having an optical fiber with a radiation curable internal coating and a radiation curable colored coating disposed to surround the internal coating, and a radiation curable matrix material surrounding one or more of the optical fibers to form a ribbon, in which: the colored coating has a degree of adhesion to the inner coating which is higher than the degree of adhesion to the matrix material; and the optical fiber in the optical fiber ribbon shows, upon aging of the ribbon for at least two weeks in water at 60° C., an increase in the attenuation of the transmitted signal at 1550 nm of less than 0.05 db/km with respect to the attenuation of the assembled optical fiber measured before aging.

Abstract: Disclosed are environmentally friendly coating compositions for coating thermoplastic olefin objects and which are curable using ultraviolet and visible radiation. Even if the coating compositions are applied to an unprimed surface, the resulting cured compositions have excellent adhesion. The cured coatings have improved adhesion properties and clear coat embodiments have improved clarity properties. In addition, methods are disclosed for coating surfaces, or at least a portion of the surfaces, and curing of the coated surface to obtain partially or fully cured coated surfaces are also disclosed. Furthermore, articles of manufacture incorporating fully cured coated surfaces are disclosed, including, for example motor-vehicle bumpers. Also disclosed are methods, processes, production lines, articles of manufacture, and factories which incorporate these environmentally friendly coating compositions.

Abstract: An ultraviolet (UV) light curable formulation useful for repairing composite materials, comprising: an acrylic oligomer, an acrylic monomer, and a photoinitiator. This formulation may include fiberglass. The photoinitiator can be a combination of a bis-acylphosphine oxide and an alpha hydroxy ketone. The formulation can cure rapidly, such as in about 20 minutes. The cured formulation can have a Tg above 150° C.

Abstract: An active energy ray curable ink-jet ink comprising an epoxy compound containing and alicyclic epoxy group and an epoxyfied fatty acid ester group, and a printed material used therewith.

Abstract: The invention is directed to a photo-imageable composition precursor, the precursor composition comprising: (I) finely divided particles of inorganic material comprising: Functional phase particles selected from electrically conductive, resistive, and dielectric particles; inorganic binder having a glass transition temperature in the range of from 325 to 600° C.

Abstract: An ink composition for ultraviolet curable ink-jet recording including carbon black, a photopolymerizable compound and a photopolymerization initiator, comprising at least one selected from the group consisting of non-metallic phthalocyanine sulfonic acids, metal phthalocyanine sulfonic acids in which the central metal is Cu, Fe, Ni, Co, or Ti, and metal salts thereof, and a polymer dispersant containing a basic functional group. The photopolymerizable compound may dissolve the polymer dispersant.

Abstract: Disclosed is an actinic ray curable ink-jet ink comprising a an epoxy compound having at least two oxirane rings and a linkage chain linking the two oxirane rings, wherein the linkage chain has a branched structure.

Abstract: The present invention discloses an ultraviolet light curable transparent conductive composition and method for making such a composition that may be used to produce a transparent conductive coating on a suitable substrate. These coatings may be used in such applications as touch screens, membrane switches, TV screens, and VCRs. The disclosed composition does not contain any significant amount of volatile organic solvents that do not become incorporated in the active layer after curing.

Abstract: The invention relates to a multilayer, oriented film, in which at least one layer comprises a polyester which comprises an additive which, on irradiation with electromagnetic radiation, forms metal nuclei on which further metal can be deposited in further steps of the process. The invention further relates to a process for the production of this film and to its use in printed circuit boards, ribbon cables, smart cards, RFID labels, membrane keyboards, and film-based circuits of any type.

Abstract: The invention relates to a single-layer, oriented polyester film where the polyester comprises an additive which on irradiation with electromagnetic radiation forms metal nuclei on which further metal can be accumulated during further steps of the process. The invention further relates to a process for producing this film and to its use in printed circuit boards, ribbon cables, smart cards, RFID labels, membrane keyboards, and film-based circuits, of any type.

Abstract: A photosensitive conductive composition including a silver powder having an X-ray diffraction pattern in which a half width of a silver (111) peak is at least about 0.15°, an organic binder, a photopolymerizable monomer, a photopolymerization initiator and a lead-free glass.

Abstract: The invention is a radiation curable coating containing an antimicrobial agent, where upon irradiation with UV light, the radiation curable coating rapidly cures to a polymeric coating. The polymeric coating has durable antimicrobial properties, being especially effective at preventing the growth of Staphylococcus aureaus and Kleibsella pneumoniae on wood flooring and furniture. The major components in the radiation curable coating are a urethane acrylic oligomer, a radiation cure package, an antimicrobial agent, a cross-linking agent, and optionally, an additive package. The radiation curable urethane oligomer is a relatively short chain backbone urethane polymer that is end capped with a radiation curable moiety, where the moiety is an acrylic. The cross-linking agent is one or more monomers used to lower the viscosity and promote cross-linking, and include acrylate esters of mono-, di-, tri-, or tetrafunctional alcohols. The radiation cure package contains at least one photoinitiator.

Abstract: The invention relates to a single- or multilayer, oriented film in which at least one layer is comprised of a thermoplastic polymer having a minimum amount of amide groups. The polymer is a polyester, a polyamide, or a mixture comprised of polyester and polyamide, or is a copolymer comprised of these two materials. The film also comprises a component a) which, when irradiated with electromagnetic or particulate radiation, forms metal nuclei onto which further metal can be accumulated in further steps of the process. The invention also relates to a process for the production of this film, and to its use in printed circuit boards, ribbon cables, smart cards, RFID labels, membrane keyboards, or film-based circuits of any type.

Abstract: Disclosed are an actinic ray curable composition, an actinic ray curable ink, an image recording method, and an ink jet recording apparatus, the actinic ray curable composition containing a photo acid generator, and an oxetane compound I represented by the following formula 1, wherein R1, R2, R3, R4, R5, and R6 independently represent a hydrogen atom, a fluorine atom, an alkyl group having from 1 to 6 carbon atoms, a fluoroalkyl group having from 1 to 6 carbon atoms, an allyl group, an aryl group, a furyl group or a thienyl group, and wherein the longer C—O bond distance of the two C—O bond distances in formula 1 is from 0.1464 to 0.1500 nm.

Abstract: A radiation-curable ink jet ink can be formulated with less than 20% by weight of monofunctional monomer by dispersing the pigment or pigments with an acrylated epoxy resin having an average of from about 1.6 to about 2.0 functional groups per molecule, a number average molecular weight of from about 350 to about 600, and a glass transition temperature of from about ?20° C. to about +25° C.

Abstract: A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; a photoinitiator; and a luminescent and/or fluorescent dye.

Abstract: The invention relates to a curable resin composition, cured products thereof, and laminated materials. The curable composition comprises: (A-1) acicular oxide particles, the oxide being an oxide of at least one element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium, (B) a compound having two or more polymerizable unsaturated groups, (C) a photopolymerization initiator is provided. After cure, the composition has excellent scratch resistance. In addition, it may have excellent antistatic characteristics and transparency. In a preferred embodiment the composition also comprises (A-2) particles other than the acicular particles (A-1), being oxide of at least one element selected from the group consisting of silicon, aluminum, zirconium, titanium, zinc, germanium, indium, tin, antimony, and cerium.

Abstract: An ink is disclosed for producing an ink jet print receptive surface on coated or coated polymer substrates such as CD-R substrates. The ink comprises a solid water soluble salt of acrylamidoalkanesulfonic acid, one or more ethylenically unsaturated monomers or oligomers capable of being photopolymerized by ultra-violet radiation, one or more functional extender pigments, and one or more photoinitiators. A modified silicone may be added to the ink to control the spread of the ink-jet print and the print definition. The inks are hardened by exposure to ultra-violet light. The ink may be over-printed with thermal drop-on-demand ink-jet printers.

Abstract: An ultraviolet activatable adhesive film comprising an epoxy resin, an ultraviolet activatable cationic polymerization catalyst and cationic polymerization inhibitor and water in an amount effective to suppress the cationic polymerization of the film and prolong the time from activation to thermal press-bonding after the ultraviolet activatable adhesive film is activated by irradiation by ultraviolet rays.

Abstract: A solvent-containing multicomponent system curable thermally and with actinic radiation (dual cure) and comprising (A) at least one component comprising (A1) at least one constituent containing at least 1.8 meq/g of isocyanate-reactive functional groups, (A2) at least one constituent containing at least 1.8 meq/g of isocyanate-reactive functional groups and at least one functional group having at least one bond which can be activated with actinic radiation, and (B) at least one component comprising at least one polyisocyanate (B1); and its use as a coating material, adhesive or sealing compound.

Abstract: In the disclosed method for the reshaping (adornment, repair, covering, prosthetic extension, etc.) of essentially rigid, keratinaceous surfaces such as nail plates with a free radical-polymerizable acrylic ester, the free radical initiator contains an encapsulated compound of the formula III wherein R1 through R4 are identical to or different from each other and are hydrogen, a mononuclear carbocyclic aromatic group, a C1-C18 aliphatic group, a C1-C18 aliphatic radical substituted with a mononuclear carbocyclic aromatic group, a cycloaliphatic group or an aromatic radical having from 6 to 10 ring carbon atoms and up to five aliphatic or oxy- or oxo-aliphatic substituents, with the proviso that at least R3 or R4 is hydrogen. The compound of formula III, in chemically-curable systems is encapsulated into the polymer matrix and utilized in combination with a metal salt co-catalyst that is mixed with the polymer and, optionally, an organic buffering compound and a crosslinker.

Abstract: Compounds of the formula I in which Ar is a group or unsubstituted or substituted cyclopentyl, cyclohexyl, naphthyl, biphenylyl or an O-, S- or N-containing 5- or 6-membered heterocyclic ring; R1 and R2 are C1-C20alkyl, OR11, CF3 or halogen; R3, R4 and R5 are hydrogen, C1-C20alkyl, OR11 or halogen; R6 is unsubstituted or substituted C1-C24alkyl, C2-C24alkyl, which is interrupted by O, S or NR14 and is unsubstituted or substituted; C2-C24alkenyl, uninterrupted or interrupted by O, S or NR14 and unsubstituted or substituted; unsubstituted or substituted C7-C24arylalkyl; C4-C24cycloalkyl, uninterrupted or interrupted by O, S and/or NR14; or C8-C24arylcycloalkyl; R11 is C1-C20alkyl, C3-C8cycloalkyl, phenyl, benzyl or C2-C20alkyl, interrupted by O or S and unsubstituted or substituted; R12 and R13 are hydrogen, C1-C20alkyl, C3-C8cycloalkyl, phenyl, benzyl or C2-C20alkyl, interrupted by O atoms and unsubstituted or substituted; or R12 and R13 together are C3-C5alkylene, uninterrupted or interrupted by O,

Abstract: A photosensitive composition for forming a dielectric of the present invention comprising inorganic particles, an alkali developable resin and additives, wherein the additives comprise a compound having a quinonediazido group (C1), a compound containing at least two alkyletherified amino groups in the molecule (C2) and a thermal acid generator (C3), or wherein the inorganic particles comprise inorganic superfine particles (A-I) having a mean particle diameter of less than 0.05 ?m and inorganic fine particles (A-II) having a mean particle diameter of not less than 0.05 ?m. The composition can be calcined at low temperatures to form a dielectric layer with high dimensional precision, said layer having a high dielectric constant and a low dielectric loss. Also provided are a dielectric and an electronic part prepared from the composition.

Abstract: A photo-polymerizable ink-jet ink composition comprises a photo-polymerizable resin consisting of photo-polymerizable monomers, a photo-polymerization initiator, and a coloring material and is substantially free from a solvent. The photo-polymerizable monomers contain a hexa-functional monomer in a proportion falling within the range of 10% by weight to 30% by weight with respect to a total amount of the ink composition. The photo-polymerizable monomer other than the hexa-functional monomer is selected from the group consisting of a bi-functional monomer, a combination of a bi-functional monomer and a mono-functional monomer, a combination of a bi-functional monomer and a tri-functional monomer, and a combination of a bi-functional monomer, a mono-functional monomer, and a tri-functional monomer.

Abstract: A photoimageable composition comprising finely divided particles of inorganic material comprising coated silver particles that are at least partially coated with at least one surfactant and inorganic binder dispersed in organic medium comprising an aqueous developable polymer, photo-initiation system and organic solvent.

Abstract: The present invention discloses ultraviolet light curable paint compositions to be used in a multilayer paint coating and method for applying such a compositions to a substrate. Suitable substrates include glass, metals, and various plastics such as polycarbonates. The disclosed compositions do not contain any significant amount of volatile organic solvents that do not become incorporated in the coating or released to ambient after curing.

Abstract: A coating material curable thermally and with actinic radiation, comprising at least one constituent (a1) containing at least two functional groups (a11) which serve for crosslinking with actinic radiation, and if desired at least one functional group (a12) which is able to undergo thermal crosslinking reactions with a complementary functional group (a22) in the constituent (a2), and at least one constituent (a2) containing at least two functional groups (a21) which serve for crosslinking with actinic radiation, and at least one functional group (a22) which is able to undergo thermal crosslinking reactions with a complementary functional group (a12) in the constituent (a1), and also, if desired, comprising at least one photoinitiator (a3), at least one thermal crosslinking initiator (a4), at least one reactive diluent curable thermally and/or with actinic radiation (a5), at least one coatings additive (a6), and/or at least one thermally curable constituent (a7), with the proviso that the coating material cont

Abstract: A coating composition comprising (1) an anionic surfactant comprising a sulfonic acid salt, (2) a sol of fine inorganic oxide particles, (3) a silicon compound having one acryl or methacryl group and a hydrolyzable group or a product of hydrolysis of the compound, (4) a compound having at least two photopolymerizable unsaturated groups, and (5) a photopolymerization initiator; and a coated article obtained by applying the coating composition to a base and then photocuring the coating. The coated article combines antifogging properties with abrasion resistance sufficient for practical use.

Abstract: The present invention relates to a photocurable resin composition which contains a photocurable component and forms on a substrate a photocurable resin layer having a viscosity of 1000-500,000 Pa·s at 23° C. and 65% RH. This resin composition is formed into a photocurable resin layer, which is laminated onto a metal sheet to give a metal sheet with a photocurable resin layer laminated thereon. This metal sheet can be worked and converted into a metal part with a high-hardness protective coating laminated thereon upon irradiation with light or electron beams after working.

Abstract: A photocurable composition is provided which yields an excellent tack-free, hard cured product without any addition of photoinitiators. A photocurable composition which is excellent in storage stability is also provided. The photocurable composition contains a resin having an acryloyl group and a chemical structure element selected from the group consisting of ?-diketone groups and ?-ketoester groups, wherein the ?-diketone group or the ?-ketoester group has a tetra-substituted carbon atom between two carbonyl groups, which is capable of generating one or two free radicals under photoirradiation, and the photocurable composition does not increase more than 25% in viscosity when heated at 60° C. for 5 days.

Abstract: The present invention discloses a method for fabricating an electroluminescent lamp that includes a step in which an electroluminescent active layer is formed by curing a UV curable electroluminescent composition. Embodiments of the method of the present invention in which each layer of a multilayer electroluminescent device are fabricated from UV curable compositions are also disclosed. A UV curable dielectric composition suitable for utilization in an electroluminescent lamp is also provided.

Abstract: The present invention discloses an ultraviolet light curable paint composition and method for applying and making such a composition to a substrate. Suitable substrates include glass, metals, and various plastics such as polycarbonates. The disclosed composition does not contain any significant amount of volatile organic solvents that do not become incorporated in the coating or are released to ambient after curing.

Abstract: The present invention discloses an ultraviolet light curable silver chloride compositions and method for making such a composition that may be used to produce a silver coating on a substrate. The disclosed composition does not contain any significant amount of volatile organic solvents that do not become incorporated in the active layer after curing.

Abstract: A process for preparing a multicomponent system curable thermally and with actinic radiation (dual cure), where (A) at least one component comprising at least one constituent (A1) containing per molecule at least two isocyanate-reactive functional groups, and (B) one component containing one polyisocyanate (B1), are mixed with one another, which comprises mixing component (A) and/or component (B), shortly before their mixing, with one further liquid component (C) comprising (C1) one constituent which is curable with actinic radiation and contains per molecule at least two functional groups which contain bond which can be activated with actinic radiation, and/or (C2) one constituent which is curable thermally and with actinic radiation and contains per molecule at least one functional group which contains at least one bond which can be activated with actinic radiation, and containing per molecule at least one isocyanate-reactive functional group or containing at least one isocyanate group, and subsequently mi

Abstract: The invention relates to a polymer composition containing a polymer and, as an additive for making a dark laser marking, at least 0.1 wt. % antimony trioxide having an average particle size above 0.5 micrometer. The invention also relates to articles wholly or partly made of the polymer composition and to a process for applying a dark laser mark onto a light background of such article. The polymer composition according to the invention can be marked with laser light of wavelength 1064 nm.

Abstract: Acrylic ester phosphonic acids of general formula (I), stereoisomers thereof and mixtures of these, wherein n is 1 or 2, on the condition that for n=1 R1 has the meaning and for n=2 R1 has the meaning R2 is a C1 to C12 alkylene radical, C4-C8 cycloalkylene radical or C7 to C15 alkylene phenylene radical; R3 is hydrogen, a C1 to C5 alkyl radical or a C1 to C5 O-alkyl radical; and R4, R5, independently of each other, each stand for a C1 to C5 alkyl radical or a C1 to C5 O-alkyl radical.