Abstract: A pressure sensitive adhesive having improved flame retardancy properties, methods for making same and applications thereof are described. The pressure sensitive adhesive comprises an aqueous based acrylic emulsion and a mixture of halogenated and non-halogenated flame retardants.

Abstract: Radiation-curable, polyester acrylate-containing compositions (I) obtainable by reacting 0.5 to 20 mol % of a polyester polyol (A) and 0.5 to 30 mol % of a polyester diol (B) with 1 to 10 mol % of phthalic anhydride (C) and 65 to 75 mol % of (meth)acrylic acid (D) in the presence of an acidic esterification catalyst, a hydrocarbon (L), and a polymerization inhibitor. Reaction temperatures range from 60 to 140° C. The hydrocarbon (L) functions as solvent, forms an azeotropic mixture with water, and is removed distillatively after esterification. Water formed in the reaction is removed azeotropically. After neutralization of the esterification catalyst, free (meth)acrylic acid is reacted with an epoxide compound (E) in an amount equivalent to the acid number of the reaction mixture. The compound (E) has at least two epoxide groups per molecule. The compositions are suitable for coating the surfaces of solid substrates.

Abstract: A process for agglomerating superabsorbent particles, wherein polymer particles having a particle size of 250 ?m or less are dispersed in a hydrophobic organic solvent, the dispersed polymer particles are mixed with an aqueous monomer solution, the total amount of water applied to the dispersed polymer particles being at least 100% by weight, based on the dispersed polymer particles, and the monomer solution is polymerized.

Abstract: An alcohol-removable nail gel comprising the following components in percent by weight: isobornyl acrylate 10-15% hydroxyethyl methacrylate 15-25% trimethylolpropane triacrylate 5-15% (2,4,6-trimethylbenzoyl)diphenylphosphine oxide 5-15% aliphatic urethane acrylate 20-30% cellulose acetate butyrate 15-20% pigments 1-15%. The alcohol removable gel polish, similar in application and function as common one-step gel polish, can be removed with alcohol solution which does not contain acetone, ethyl acetate, butyl acetate or other toxic solvents. Using alcohol-soaked cotton to wrap nails for 10-15 min, the process is environmentally friendly, safe, healthy and not detrimental to human body.

Abstract: An ultraviolet curing module includes a first light source and a second light source. The first light source is configured to emit ultraviolet with a first spectrum. The first spectrum has a first peak wavelength. The second light source is configured to emit ultraviolet with a second spectrum. The second spectrum has a second peak wavelength. Wherein, a difference between the first peak wavelength and the second peak wavelength is greater than 35 nm, and an irradiation range of ultraviolet of the first light source on an irradiated object at least partially overlaps an irradiation range of ultraviolet of the second light source on the irradiated object.

Abstract: Described herein are methods, compositions, kits and systems for fixing biological samples. In one aspect, the method includes contacting the tissue sample with a fixing composition comprising about 20 to about 80% v/v DMSO. The solutions of the dehydration and clearing steps also include DMSO. Tissues fixed according to the methods described herein (and using the compositions herein described) may be fixed at a more rapid rate as compared to conventional procedures, but with comparable results.

Abstract: Provided is a photocurable ink jet recording ink composition having a low viscosity and excellent curing property and photopolymerization initiator solubility. The photocurable ink jet recording ink composition includes a polymerizable compound and a photopolymerization initiator. The polymerizable compound includes vinyl ether group-containing (meth)acrylic esters represented by Formula (I) in an amount of 20% by mass or more based on the total mass of the ink composition. The photopolymerization initiator includes a bisacylphosphine oxide photopolymerization initiator in an amount of 5% by mass or more based on the total mass of the ink composition and a thioxanthone photopolymerization initiator. The content ratio of the bisacylphosphine oxide photopolymerization initiator to the thioxanthone photopolymerization initiator is from 3:1 to 5:4.

Abstract: Provided is a UV curable type ink-jet ink composition containing a monomer A which is expressed by the following general formula (I): CH2?CR1—COOR2—O—CH?CH—R3??(I) (in the formula, R1 is a hydrogen atom or methyl radical, R2 is a bivalent organic residue radical having a carbon number in a range of 2 to 20, and R3 is a hydrogen atom or a univalent organic residue radical having a carbon number in a range of 1 to 11), a compound B containing five or more (meth)acryloyl radicals per molecule, and a monofunctional (meth)acrylate C having an aromatic ring skeleton, wherein the monofunctional (meth)acrylate C which is in a range of 5 to 35 wt % with respect to the total weight of the ink composition is contained.

Abstract: A curable composition includes a polyfunctional polymerizable compound A1 represented by the following general formula (1) and a polyfunctional compound A2 which differs from A1. (In the formula, R1 represents a hydrogen atom or a methyl group. L1 represents a linear or branched alkylene group having 2 to 4 carbon atoms. However, L1 does not have a structure in which the oxygen atom and the nitrogen atom bonded on both ends of L1 are bonded to the same carbon atom of L1. L2 represents a divalent linking group. k represents 2 or 3. x, y, and z each independently represent integers of 0 to 6, and x+y+z equals 0 to 18.

Abstract: Provided is a photocurable ink jet recording ink composition having a low viscosity and excellent curing property and photopolymerization initiator solubility. The photocurable ink jet recording ink composition includes a polymerizable compound and a photopolymerization initiator. The polymerizable compound includes vinyl ether group-containing (meth)acrylic esters represented by Formula (I) in an amount of 20% by mass or more based on the total mass of the ink composition. The photopolymerization initiator includes a bisacylphosphine oxide photopolymerization initiator in an amount of 5% by mass or more based on the total mass of the ink composition and a thioxanthone photopolymerization initiator. The content ratio of the bisacylphosphine oxide photopolymerization initiator to the thioxanthone photopolymerization initiator is from 3:1 to 5:4.

Abstract: Provided is a UV curable type ink-jet ink composition containing a monomer A which is expressed by the following general formula (I): CH2?CR1—COOR2—O—CH?CH—R3??(I) (in the formula, R1 is a hydrogen atom or methyl radical, R2 is a bivalent organic residue radical having a carbon number in a range of 2 to 20, and R3 is a hydrogen atom or a univalent organic residue radical having a carbon number in a range of 1 to 11), a compound B containing five or more (meth)acryloyl radicals per molecule, and a monofunctional (meth)acrylate C having an aromatic ring skeleton, wherein the monofunctional (meth)acrylate C which is in a range of 5 to 35 wt % with respect to the total weight of the ink composition is contained, wherein the compound B is in a range of 5 to 40 wt % with respect to the total weight of the ink composition, wherein the monomer A is in a range of 10 to 70 wt % with respect to the total weight of the ink composition.

Abstract: The present invention relates to a polarizing plate, a method for producing the same, and an image display device comprising the same, and more specifically to a polarizing plate which is characterized by comprising: a) a polarizer, b) a hardening resin layer which is provided on at least one side of the polarizer and formed from a photocurable composition comprising: 4 to 95 parts by weight of (A) a photocurable acrylic polymer, 4 to 95 parts by weight of (B) a poly-functional acrylic monomer, and 1 to 20 parts by weight of (C) a photo-polymerization initiator, based on 100 parts by weight of the photocurable composition, a method for manufacturing the same, and an image display device using the same. According to the present invention, a polarizing plate, which exhibits excellent polarizing properties and durability, has high surface hardness, and may be formed as a thin plate, may be provided.

Abstract: The invention relates to three-dimensional dimensionally-stable moulded parts made of polymeric particles whose particles are connected firmly to each other, at least in part, at the contact sites of the particles, whereby the particles are preferably glued to each other, at least in part, at the contact sites. The pre-packaged moulded parts made of polymeric, powdery particles made of PMMA can take up acrylate or MMA into the porous three-dimensional structure and form a pasty or creamy dough that can be cast, pressed or injected and can be cured by common techniques after the forming. Also subject matters of the invention are the use of and a kit for producing said pasty dough. Said pre-packaged moulded parts are used in methods for producing prostheses, such as dental prostheses, bone cements, investment compounds, in particular of porous substrates, as investment compound in metallography.

Abstract: A composition for imprints comprising a polymerizable monomer, a photopolymerization initiator, and a polymer having a functional group with at least one of a fluorine atom or a silicon atom and having a polymerizable functional group, wherein the polymer has a weight-average molecular weight of at least 2000 and the amount of the polymer is from 0.01 to 20% by mass relative to the polymerizable monomer, is excellent in patternability and mold releasability, capable of forming good patterns and free from a problem of mold contamination.

Abstract: A barrier liner for a composite vessel, the barrier liner including (A) a polymeric substrate; and (B) a gas barrier coating layer attached to at least a portion of the polymeric substrate; a composite vessel containing the above barrier liner; and a UV curable composition for producing the above barrier liner.

Abstract: This invention relates to a printing ink and in particular to an ink for ink-jet printing which is cured by irradiation. The ink comprises at least one radiation-curable monomer; at least one passive thermoplastic resin; at least one radical photoinitiator; and at least one colouring agent; wherein the ink has a viscosity of less than 100 mPas at 25° C., and wherein the at least one passive resin is present at 2 to 15 wt % based on the total weight of the ink and has a molecular weight of 1,500 to 70,000.

Abstract: The present invention describes the preparation of an aqueous polyurethane dispersion which is cured by radiation, and its use as binder.

Abstract: Improved methods for preparing polyethylene glycol fumarate) are disclosed. Methods for chemically crosslinking or photocross-linking hydrophilic polyethylene glycol fumarate) with hydrophobic polymers such as poly(propylene fumarate) (PPF) and poly(caprolactone fumarate) (PCLF) to form various hydrogels (FIG. 1) with controllable hydrophilicity are also disclosed. The hydrogels are useful in the fabrication of injectable and in-situ hardening scaffolds for application in skeletal reconstruction. An injectable material including the hydrogels may be useful in controlled drug release.

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 provides an energy ray-curable ink composition excellent in the continuous discharge property, and excellent in curability and adherability. The present invention relates to an energy ray-curable ink composition which contains a coloring agent, contains only a monofunctional monomer having an acrylic equivalent of 300 or less, and having one ethylenic double bond in one molecule, and a polyfunctional monomer having an acrylic equivalent of 150 or less, and having two or more ethylenic double bonds in one molecule as a polymerizable compound, contains an ?-aminoalkylphenone compound and a thioxanthone compound as a photopolymerization initiator, and contains a silicone compound having a polydimethylsiloxane structure as a surface conditioner.

Abstract: A catalyst precursor resin composition includes an organic polymer resin; a fluorinated-organic complex of silver ion; a monomer having multifunctional ethylene-unsaturated bonds; a photoinitiator; and an organic solvent. The metallic pattern is formed by forming catalyst pattern on a base using the catalyst precursor resin composition reducing the formed catalyst pattern, and electroless plating the reduced catalyst pattern. In the case of forming metallic pattern using the catalyst precursor resin composition, a compatibility of catalyst is good enough not to make precipitation, chemical resistance and adhesive force of the formed catalyst layer are good, catalyst loss is reduced during wet process such as development or plating process, depositing speed is improved, and thus a metallic pattern having good homogeneous and micro pattern property may be formed after electroless plating.

Abstract: A materials system and methods are provided to enable the formation of articles by 3D printing. In some embodiments, a materials system includes a substantially dry particulate material that includes an insoluble filler, a soluble filler, and a transition metal catalyst. The materials system further comprises a fluid binder including a (meth)acrylate monomer, an allyl ether functional monomer and/or oligomer, and a free-radical photoinitiator.

Abstract: According to one embodiment, an ultraviolet curing curable resin material for pattern transfer is provided. The resin contains isobornyl acrylate, an acrylate having a fluorene skeleton, a polyfunctional acrylate, and a polymerization initiator.

Abstract: A composition for forming a pattern includes: about 1% to about 10% by weight of a liquid prepolymer, about 40% to about 60% by weight of an acrylate having a hydrophilic group, about 10% to about 20% by weight of a viscosity modifier, about 1% to about 5% by weight of a photoinitiator, and an additive.

Abstract: Disclosed is a curable resin composition comprising a polymer (A) that has a main chain comprising carbon atoms and a side chain having a polymerizing unsaturated linking group and has a cyclic structure in the main chain and/or the side chain, and a compound having a polymerizing unsaturated group. The curable resin composition has good optical characteristics, good heat resistance and good moldability.

Abstract: The invention provides an isocyanate free UV curable hot melt composition which may be hardened upon exposure to UV radiation to provide a protective coating. The coating is particularly useful in wood-working and furniture applications.

Abstract: An ultraviolet (UV) crosslinkable acrylic pressure sensitive adhesive comprises an acrylic copolymer and a cationic photoinitiator. The acrylic copolymer comprises pendant reactive functional groups. The pressure sensitive adhesive formed from the acrylic copolymer with the pendant reactive functional groups result in high green strength and/or high temperature holding strength of the adhesive.

Abstract: There is described a substantially solid, solvent free, radiation curable composition comprising a) optionally from 0.1% to 99.9% by weight of a colorant; and b) from 0.1% to 99.9% of radiation curable polymer obtained and/or obtainable from at least one mono-(terminal functional forming) monomer of formula I: R1(R2)C?CR3(C?O)(X1)nR4 Formula 1, where n is 0 or 1, X1 is oxy or —NR5— (where R5 represents H or optionally substituted organo), R1 independently represents optionally substituted C1-10hydrocarbo, hydroxyl, optionally substituted C2-10hydrocarbo-oxy comprising a ring moiety, and/or carboxy; and R2, R3 and R4 each independently represent H, an optional substituent and/or optionally substituted organo groups and where n is 0, R3 may also represent oxy or —NR5—; and c) optionally from 0.1% to 90% of a radiation curable high molecular weight reactive diluent; and d) optionally from 0.

Abstract: A pre-adhesive composition is described comprising an acid- and epoxy-functional (meth)acryloyl copolymer, which when crosslinked using an ionic photoacid generator (PAG) provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles having desirable properties.

Abstract: A novel polymerizable high-refractive index compound which is useful as an optical material, and a holographic recording medium using the same, which has high diffraction efficiency, high light transmittance and small rate of shrinkage, are provided. A composition for forming a holographic recording layer containing a reactive compound represented by the following formula 1, a holograph recording material, and a holographic recording medium provided with a recording layer containing the same, are disclosed.

Abstract: A multifunctional polymerizable ionic liquid is described comprising an anion and a cationic group having at least two ethylenically unsaturated polymerizable groups, each bonded to the cationic group via a divalent non-alkyl linking group. The multifunctional linking groups independently comprise a heteroatom such as oxygen or nitrogen. The linking groups may independently comprise one or more linkages such as an amide, urea, or ether linkage and more typically a urethane or ester linkage. The ethylenically unsaturated polymerizable groups are typically (meth)acrylate groups. Coatings and coated articles are also described.

Abstract: A hardenable two part acrylic composition, a polymer component of the two part hardenable composition and a method of producing a polymer component of the two part composition are disclosed. The hardenable two part acrylic composition includes an acrylic polymer composition first part and an acrylic monomer composition second part. The acrylic polymer composition first part includes a first type of acrylic polymer particles wherein each first type of acrylic polymer particle is formed of a network of coalesced emulsion polymerized acrylic microparticles or is macroporous. The acrylic polymer composition may include emulsion polymerised acrylic polymer particles of particle size between 10 and 2000 nm and includes the use of acrylic polymer particles formed of a network of coalesced emulsion polymerized acrylic microparticles as a dough time reduction agent in a hardenable two part acrylic composition.

Abstract: A flexographic printing ink for use in a flexographic printing process with wet on wet capability, comprising a polymer and a combination of liquids comprising radiation curable monomers and/or oligomers, diluents, colorants, additives, and photoinitiators, the components having the Hansen Solubility Parameters adjusted to generate an ink with a capability to form a gel having the required physical characteristics, and that is in a liquid form in the presence of a small quantity of non reactive solvent, or is brought to a liquid state during the printing process. The disclosure is also directed to a flexographic printing process with wet on wet capability based on controlled polymer or polymer segment precipitation that leads to gel formation of ink compounds by controlling the solubility parameter of the ink system.

Abstract: The present invention provides a dental adhesive material kit having excellent bond durability. The present invention is represented by a dental adhesive material kit containing a dental aqueous adhesive composition (A) and a multi-part type dental nonaqueous curable composition (B). The dental aqueous adhesive composition (A) contains a polymerizable monomer (a) having an acidic group, an aliphatic polymerizable monomer (b) having no acidic group, water (c), and an amine-based reducing agent (d1) containing no sulfur atom. The multi-part type dental nonaqueous curable composition (B) contains an aliphatic polymerizable monomer (b) having no acidic group, an aromatic polymerizable monomer (e) having no acidic group, a powdery water-soluble reducing compound (f) containing a sulfur atom, an organic peroxide (g), and an amine-based reducing agent (d2) containing no sulfur atom.

Abstract: To provide a photocurable composition whereby it is possible to obtain a cured product having both a release property and flexibility, and a process whereby it is possible to produce a flexible molded product having on its surface a fine pattern having a reverse pattern of a mold precisely transferred. A photocurable composition comprising a compound (A) having at least two urethane bonds and at least two (meth)acryloyloxy groups and having a mass average molecular weight of less than 2,000, a compound (B) having a fluorine atom and at least one carbon-carbon unsaturated double bond, a compound (C) having one (meth)acryloyloxy group, a photopolymerization initiator (D), and a fluorinated surfactant (E), wherein in the total (100 mass %) of (A) to (E), (A) is from 10 to 50 mass %, (B) is from 5 to 35 mass %, (C) is from 15 to 75 mass %, (D) is from 1 to 12 mass %, and (E) is from 0.1 to 5 mass %, is used.

Abstract: Ultraviolet curable compositions are disclosed that can be applied to achieve a uniform gloss after curing even under conditions of varying ultraviolet intensity during curing, that do not require continuous agitation to keep flattening agents and other additives suspended prior to application of the composition, and/or which do riot exhibit a significant increase in viscosity over time in a roll coater application.

Abstract: A UV curing system and method for manufacture and repair of composite parts, such as for use in wind blade manufacture and repair is disclosed. The system and method utilize UV as the single radiation source to cure laminates such as glass fiber reinforced laminates containing a photo initiator. The use of Co naphthenate or phenoxyethyl methacrylate in the curing of thick laminates produces high glass transition and complete curing of thick laminates. The addition of cobalt naphthenate and phenoxyethyl methacrylate shows no significant reduction on the bonding strength.

Abstract: Technologies and implementations for providing melt processable poly(vinyl alcohol) blends and poly(vinyl alcohol) based membranes are generally disclosed.

Abstract: The present invention relates to metal-containing compositions comprising a metal-containing precursor unit (MU), a prepolymer unit (PU), and a catalyst or an initiator capable of inducing a combining reaction of ethylenically unsaturated groups of the metal-containing precursor unit and the prepolymer unit. In another embodiment, the composition comprises MU and a catalyst or initiator capable of inducing a combining reaction of the metal-containing precursor units. Both MU and PU contain additional functional groups, which may be selected to impart compatibility with each other and to produce optically clear films. The metal-containing compositions can be used to produce films or articles having a transmittance of at least 90% and index of refraction in the range of 1.4 to 1.8 in the 400-700 nm range of light and 1.4 to 2.4 in the 150-400 nm range of light.

Abstract: The invention relates to a diagnostic gel composition for use as a diagnostic element in diagnostic devices. The diagnostic gel composition is derived from a compound having a formula D-Sp-Po wherein D is a diagnostic group; Sp is a hydrophilic spacer group; and Po is a polymerizable group. The diagnostic gel composition of the invention has dimensions ranging from about 250 nanometers to about 1000 micrometers, and a Young's modulus ranging from about 10 kilopascals to about 200 kilopascals. The invention also provides method for making the diagnostic gel composition. The method comprises providing a composition comprising a porogen, an initiator and a compound having a formula D-Sp-Po; polymerizing the composition to form a polymerized composition; and washing the polymerized composition to form the diagnostic gel composition.

Abstract: Provided are a photosensitive resin composition which is soluble in an alkaline aqueous solution and which has a good propagation loss in a visible light wavelength region, a photosensitive resin cured matter, a photosensitive resin film, a photosensitive resin film cured matter and an optical waveguide obtained by using the same. Provided are, to be specific, a photosensitive resin composition comprising (A) a vinyl polymer having at least one chain-polymerizable functional group in a molecule, (B) a polymerizable compound and (C) a polymerization initiator, wherein the component (C) is at least one selected from the group consisting of 2-[2-oxo-2-phenylacetoxyethoxy]ethyl oxyphenylacetate, 2-(2-hydroxyethoxy)ethyl oxyphenylacetate and oligo{2-hyroxy-2-methyl-1-[4-(1-methylvinyl)phenyl]}propanone, a photosensitive resin cured matter, a photosensitive resin film, a photosensitive resin film cured matter and an optical waveguide obtained by using the same.

Abstract: Provided are a method for producing an EVOH resin having sufficient long-run workability in melt molding and enabling prevention of coloring such as yellowing, an EVOH resin obtained by this method for production, and a laminate obtained from this resin. Additionally, a method for producing an ethylene-vinyl alcohol copolymer resin capable of efficiently drying while inhibiting deterioration of qualities is provided. The method for producing an ethylene-vinyl alcohol copolymer resin of the present invention includes a step of irradiation with an infrared ray for irradiating with an infrared ray an ethylene-vinyl alcohol copolymer or an ethylene-vinyl ester copolymer that is a precursor of the ethylene-vinyl alcohol copolymer.

Abstract: Disclosed is a resin composition for a protective layer of a color filter including an acrylate-based resin including a repeating unit represented by each of Chemical Formulae 1 to 3, a melamine-based resin represented by Chemical Formula 4, a thermal acid generator (TAG), and a solvent.

Abstract: Disclosed is a high energy ray-curable composition which is excellent in storage stability before curing and enables to form a cured coating film which is excellent in hardness, property of preventing adhesion of fats and oils, property of wiping off fats and oils, abrasion resistance, transparency, water repellency, adhesion, smoothness and uniformity. Specifically disclosed is a high energy ray-curable composition containing the following components (A)-(D). (A) 100 parts by weight of a polyfunctional acrylate (B) 1-30 parts by weight of an organoalkoxysilane having an aliphatic unsaturated bond (C) 1-100 parts by weight of colloidal silica (D) 0.2-20 parts by weight of a fluorine compound having an aliphatic unsaturated bond.

Abstract: The present invention relates to a pressure-sensitive adhesive composition including, as a main ingredient, a monomer mixture or an acrylic copolymer material obtained by at least partially polymerizing the monomer mixture, the monomer mixture including: at least one monomer (monomer m1) selected from alkyl (meth)acrylates represented by the following formula (I) CH2?C(R1)COOR2 in which R1 is a hydrogen atom or a methyl group, and R2 is an alkyl group having 1 to 20 carbon atoms: at least one monomer (monomer m2) selected from N-hydroxyalkyl(meth)acrylamides represented by the following formula (II) CH2?C(R1)CONHR4 in which R3 is a hydrogen atom or a methyl group, and R4 is a hydroxyalkyl group having 2 to 4 carbon atoms: and at least one monomer (monomer m3) selected from N-vinyl cyclic amides and (meth)acrylamides that may have an N-alkyl group; and the monomer mixture including substantially no carboxyl group-containing monomer.

Abstract: The present invention relates to a photocurable acrylic viscoelastic material composition including: an acrylic monomer mixture containing an alkyl (meth)acrylate as a main monomer component and a polar group-containing vinyl monomer, or a partial polymerization product thereof; a (meth)acrylate compound having at least one isocyanate group within the molecule thereof; and a photopolymerization initiator. The photocurable acrylic viscoelastic material composition of the present invention has, by virtue of the above-described construction, excellent pot life and excellent storage stability, despite containing an isocyanate compound having at least one isocyanate group within the molecule thereof, and further can form an acrylic viscoelastic material excellent in the holding power at high temperatures through photocuring. Also, the acrylic viscoelastic material and acrylic viscoelastic material layer tape or sheet of the present invention is excellent in the holding power at high temperatures.

Abstract: A sealant article useful for sealing a substrate surface having a first surface and a second surface is provided. The first surface comprises a deformable composition that is capable of conforming to a substrate surface when subjected to heat and/or pressure. The second surface of the sealant article has been at least partially cured by exposing said surface to an amount of radiation effective to induce at least partial curing of the second surface of the sealant article. Prior to such curing, the second surface also is comprised of the deformable composition. Such at least partial curing is effective to render the second surface less deformable than the first surface.

Abstract: Provided are a pressure-sensitive adhesive for polarizing plates which can apply a polarizing plate on a liquid crystal cell with good adhesion and has the characteristic that a liquid crystal display device obtained therefrom is less liable to cause light leakage even under the environment of high temperature and high humidity and which has a removability and a polarizing plate with the above pressure-sensitive adhesive and a production process for the same. The pressure-sensitive adhesive for polarizing plates is prepared by irradiating a pressure-sensitive adhesive material comprising (A) an acrylic base polymer comprising a monomer having a carboxyl group in a monomer composition ratio of 0.5 mass % or less and (B) an active energy beam-curable compound with an active energy beam and it has a storage elastic modulus (G?) of 0.3 MPa or more at 23° C.

Abstract: The present invention relates to superabsorbent polymer particles with improved surface cross-linking and improved hydrophilicity and their use in absorbent articles. Superabsorbent polymer particles of the invention consist of cross-linked poly(meth)acrylic acid and salts thereof. The polymer chains comprised by the superabsorbent polymer particles are cross-linked to each other through direct covalent bonds and comprise alcoholic hydroxyl groups. Moreover, the invention relates to a method for surface cross-linking superabsorbent polymer particles using vacuum UV irradiation.

Abstract: An ultra high molecular weight polyethylene molded article for artificial joints has molecular orientation or crystal orientation in the molded article, and is low in friction and is superior in abrasion resistance, and therefore is available as components for artificial joints. Further, the ultra high molecular weight polyethylene molded article for artificial joints can be used as a component for artificial hip joints (artificial acetabular cup), a component for artificial knee joints (artificial tibial insert) and the socket for artificial elbow joints, and in addition to the medical use, it can be applied as materials for various industries by utilizing the characteristics such as low friction and superior abrasion resistance.