Abstract: A composite panel includes a substrate-less touch sensor panel and a first coupling member coupled to one surface of the touch sensor panel via a first adhesive layer.

Abstract: The use of powder-form, crosslinked, water-insoluble, low-swelling polyacrylates as disintegrants for solid pharmaceutical dosage forms.

Abstract: The invention aims to provide a crosslinked polymer having excellent moisture retention properties, an excellent ethanol absorption capacity, excellent adhesiveness to the skin when applied to the skin as a cosmetic, and a high concentration of an effective component. The invention relates to a N-vinyl lactam-based crosslinked polymer including: a structural unit derived from a N-vinyl lactam; and a structural unit derived from a crosslinking agent, the N-vinyl lactam-based crosslinked polymer having an ethanol absorption capacity of 3 to 40 g per 1 g of the N-vinyl lactam-based crosslinked polymer, the N-vinyl lactam-based crosslinked polymer containing a particle having an aspect ratio determined by the following method of 1.

Abstract: The present invention provides a glove having a skin made from an aqueous urethane resin composition including an aqueous urethane resin (A), an aqueous medium (B), and a fluorine compound (C), in which the fluorine compound (C) is a fluorine compound (C-1) that is a polymer of a polymerizable monomer (c1-1) having a fluorinated alkyl group having 4 to 6 carbon atoms and a polymerizable monomer (c1-2) having a polyoxyethylene structure represented by general formula (2), or a fluorine compound (C-2) that is a polymer of a polymerizable monomer (c2-1) having a polymerizable unsaturated group at both ends of a poly(perfluoroalkylene ether) chain and a polymerizable monomer (c2-2) having a polyoxyalkylene structure represented by general formula (4).

Abstract: This invention provides reactive, flexible, water-resistant hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate copolymers, or hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate/-(Methacroyloxyglyceryl-Cellulosic) block copolymers. This invention provides hydroxyethylpyrrolidone methacrylate/glycidyl methacrylate copolymers having the structure: wherein x and y are mole %, the sum equals to 100, and wherein said copolymer is prepared by precipitation polymerization. The copolymer is useful in a wide variety of compositions.

Abstract: Provided is a PSA composition for forming a PSA comprising a (meth)acrylic polymer, comprising, as monomeric components constituting the (meth)acrylic polymer: (A) a C2-18 alkyl (meth)acrylate, (B) an alicyclic monomer, and (C) a monomer having at least either a hydroxyl group or a carboxyl group. The average number of carbons of alkyl group in the (A) is 8 or less. The monomeric components comprise the (C) at 3% by weight or greater while the weights Wb and Wc of the (B) and (C) satisfy a relationship 0.8?Wb/Wc.

Abstract: An intraocular lens includes a polymeric lens material formed from a polymerizable composition. The polymerizable composition includes: (a) a single aromatic acrylate monomer which is an aromatic-ring containing acrylate; (b) an alkoxyalkyl methacrylate monomer having an alkoxyalkyl group with 4 or less carbon atoms; (c) an alkyl acrylate monomer having an alkyl group with 1 to 20 carbon atoms; (d) a hydrophilic monomer; and (e) a crosslinkable monomer.

Abstract: The invention provides non-aqueous compositions comprising film forming polymers comprising repeating units derived from: (a) at least one monomer comprising at least one functionalized or unfunctionalized acryloyl moiety and at least one lactam moiety; (b) at least one monomer selected from the group consisting of functionalized and unfunctionalized C1-C7 alkyl (alk)acrylates, C1-C7 alkyl (alk)acrylamides, and combinations thereof; and (c) at least one monomer selected from the group consisting of functionalized and unfunctionalized C8-C60 alkyl (alk)acrylates, C8-C60 (alk)alkyl acrylamides, and combinations thereof. The invention further provides applications of these compositions in various industrial arts, particularly in personal care. The invention furthermore provides water-resistant non-aqueous personal care compositions. Variables a, b and c are described herein.

Abstract: A personal care conditioning, color protecting and/or styling composition for a keratin substrate comprising: (A) at least one conditioning and/or styling ter/tetra polymer obtained from polymerizing: (i) about 0.1 wt. % to 99 wt. % of acrylamidopropyl trimethylammonium chloride (APTAC), a cationic monomer; (ii) about 0.1 wt. % to 30 wt. % of at least one anionic monomer selected from the group consisting of (a) acrylic acid (AA), (b) acrylamido methylpropyl sulfonate (AMPS), and/or (c) sodium methyl allyl sulfonate (SMAS); and (iii) about 0.1 wt. % to about 20 wt. % of methacryloylaminopropyl lauryl-dimethyl ammonium chloride (MAPLDMAC), a hydrophobically modified cationic monomer; (B) at least one cosmetically acceptable excipient; and (C) optionally, at least one effective amount of personal care active ingredient.

Abstract: The invention relates to an absorbent article for application to human or animal skin surfaces in the region of wounds, consisting of an outer covering (2) which is permeable for liquid substances, and of an inner layer (1) which is surrounded by the covering (2) and which consists essentially of a mixture of an amount of strongly osmotically active substances with an amount of osmotically comparatively weak or osmotically inactive substances, such as cellulose. The inner layer (1) is filled with osmotically active substances in such a way that it is possible to exert on a wound, with the wound fluids contained therein, an osmotic pressure via which the wound fluid can be removed from the organism to be treated, and thus it is possible to assist both in the surfaced wound region and in the depth of the tissue a normal interstitial hydration of tissue by directing endogenous fluids in their direction of flow to the patient's skin surface into the absorbent article, and keeping them there.

Abstract: A stable, aqueous composition containing a crosslinked, nonionic, amphiphilic polymer capable of forming a yield stress fluid in the presence of a surfactant is disclosed. The crosslinked, nonionic amphiphilic polymer is prepared by dispersion polymerization in the presence of a stabilizing polymer. The yield stress fluid is capable of suspending insoluble materials in the form of particulates and/or droplets requiring suspension or stabilization.

Abstract: A pressure-sensitive adhesive of the invention include a (meth)acryl-based polymer obtained by polymerization of a monomer component including 30 to 99.5% by weight of an alkyl (meth)acrylate having an alkyl group of 10 to 18 carbon atoms at an ester end and 0.5 to 50% by weight of a cyclic nitrogen-containing monomer. The pressure-sensitive adhesive has a satisfactory level of adhesive performance and can form a pressure-sensitive adhesive layer with a lower dielectric constant and reliable moisture resistance.

Abstract: Compounds comprising a lactam moiety, and a urethane or urea functional group are presented. By a preferred synthesis route, they are prepared using at least one polymerizable compound comprising an isocyanate moiety and reacting it with at least one hydroxyalkyl lactam compound or one aminoalkyl lactam compound. In preferred embodiments the lactam moiety is a pyrrolidone or caprolactam ring, and the polymerizable compound is a functionalized aryl isocyanate. The compounds and homopolymers and non-homopolymers thereof find useful application in a wide variety of arts, including: adhesive, agricultural, biocides, cleaning, coating, electronics, encapsulation, membrane, microelectronics, oilfield, performance chemical, personal care, sealant, and sensor applications.

Abstract: A multifocal ophthalmic device is disclosed, wherein the lens body comprises a curcuminoid compound as a UV-light stabilizer, and/or a co-polymeric composition which is derived from a pre-polymerization mixture of defined monomers. The lens body of the multifocal ophthalmic device is being formed with a plurality of concentric annular zones, which effect both diffraction and refraction of incident light, and which are separated by slanted steps that are substantially devoid of any diffractive or refractive power.

Abstract: A resin comprises a structural unit derived from a compound represented by the formula (I); wherein R1 represents a hydrogen atom, a halogen atom or a C1 to C6 alkyl group that optionally has one or more halogen atoms; X1 represents a C2 to C36 heterocyclic group, one or more hydrogen atoms contained in the heterocyclic group may be replaced by a halogen atom, a hydroxy group, a C1 to C24 hydrocarbon group, a C1 to C12 alkoxyl group, a C2 to C4 acyl group, or a C2 to C4 acyloxy group, and one or more —CH2— contained in the heterocyclic group may be replaced by —CO— or —O—.

Abstract: Branched polymers are prepared from at least (A) at least one monomer having an electron donor moiety, (B) at least one monomer having an electron acceptor moiety, and (C) at least one multifunctional branching agent comprising a urea moiety and at least two N-vinyl groups. The branched polymers are least 20% (by weight) soluble in a solvent for which the corresponding polymer of equal molecular weight made without said multifunctional branching agent is at least 20% (by weight) soluble. Due in part to the wide range of chemistries and solubility and rheological properties, the branched polymers find application in personal care, pharmaceutical/nutritional, and performance chemicals compositions.

Abstract: Silicone hydrogel contact lenses are described. The lenses are derived from a polymerizable composition including 30-60 unit parts by weight of a hydrophilic monomer(s) having one N-vinyl group, 10 to 50 unit parts by weight of 2-hydroxyethyl methacrylate (HEMA), and a first siloxane monomer component comprising a siloxane monomer of formula (1) as described herein or a siloxane monomer of formula (2) as described herein or a siloxane monomer of formula (3) as described herein or any combination thereof, where the total amount of siloxane monomer(s) present in the polymerizable composition is from 15 to 40 unit parts by weight. Batches of silicone hydrogel contact lenses and methods of making silicone hydrogel contact lenses are also described.

Abstract: The method for manufacturing contact lenses includes the following steps. First, a first siloxane macromer, a second siloxane macromer, at least one hydrophilic monomer, an initiator and a solvent are mixed to form a mixture. Then the mixture is injected into a mold of contact lens and conducted by a thermal treatment or a UV irradiating treatment to form contact lenses. The number average molecular weight of the first siloxane macromer represented by the following formula (I), is 1,000 to 10,000 and the first siloxane macromer has a cross-linking function. The second siloxane macromer is selected from the group consisting of a siloxane macromer represented by the following formula (II) and a siloxane macromer represented by the following formula (III). Wherein in formula (II), p is an integer of 4 to 80, and in formula (III), q is an integer of 4 to 80 and r is an integer of 3 to 40.

Abstract: Provided is an antifoaming agent for a coating agent, which suppresses foaming of a coating agent by being blended into a nonaqueous agent in a small amount, thereby improving pinhole preventing performance, and which may form a thermo-setting coating film or a thermo-drying coating film having an excellent aesthetic appearance by suppressing the generation of pinholes without deteriorating smoothing performance of the coating film even under conditions where pinholes are easily generated.

Abstract: The invention provides for the use of a copolymer, comprising a) 0.1 to 10 mol-%, based on the weight of the copolymer, of structural units derived from vinylphosphonic acid or of a salt thereof, b) 40 to 80 mol-%, based on the weight of the copolymer, of structural units derived from compounds of the formula (1) c) 1 to 50 mol-%, based on the weight of the copolymer, of structural units derived from compounds of the formula (5) in which X is OH or NR3R4, and R3 and R4, independently of one another, are H or C1-C4-alkyl, for the inhibition and/or dispersion of inorganic sulphide scales, and for a process for the inhibition and/or dispersion of inorganic sulphide scales, the process comprising adding to water being within an oil or gas containing formation said copolymer.

Abstract: Described herein are multifunctional polymers comprising a first repeating unit having at least one pseudo-cationic moiety, a second repeating unit having at least a hydrophobic moiety, and a third repeating unit, where the weight-average molecular weight is less than about 10,000 Da. In one embodiment the polymers exhibit antimicrobial activity. Also provided are compositions formulated with the multifunctional polymers, and a method of providing antimicrobial activity.

Abstract: A hydrophilic silicone polymer composition suitable for use in producing hydrogel polymer films disclosed. In one aspect, a hydrophilic silicone monomer is of the Formula 1: w?A?m?B?nw??(1) where A is a divalent block comprising a silicone-containing pendant group. In one embodiment, the silicone-containing pendant group comprises polyalkylene oxide groups. The structure of the polymer can be controlled and tuned to provide a material with excellent wettability and oxygen permeability. The polymers are suitable for use in a variety of applications including in providing a film for forming contact lenses.

Abstract: The invention relates to a biocompatible, non-biodegradable, and non-toxic polymer of formula (I), comprising of three monomeric units, selected from 1-Vinylpyrrolidne (VP), N-Isopropylactylamide (NIPAM), and ester of Maleic anhydride and Polyethylene glycol (MPEG), cross-linked with a bi-functional vinyl derivative, of high purity and substantially free of respective toxic monomeric contaminants, and a process for preparation thereof. The invention further relates to nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds comprising the polymer of the invention, which are safe, less-toxic and convenient for bedside administration to patients in need thereof. Furthermore, the invention relates to a highly selective method for preparation of nanoparticulate pharmaceutical compositions of poorly water-soluble drugs or compounds.

Abstract: A method comprising the steps of: (A) forming a fluid comprising a crosslinked polymer, wherein the crosslinked polymer comprises: (i) a first monomeric unit of one or more N-vinyl lactams; and (ii) a crosslinker selected from the group consisting of: divinyl ether, diallyl ether, vinyl or allyl ethers of polyglycols or polyols, divinylbenzene, 1,3-divinylimidazolidin-2-one, divinyltetrahydropyrimidin-2(1H)-one, dienes, allyl amines, N-vinyl-3(E)-ethylidene pyrrolidone, ethylidene bis(N-vinylpyrrolidone), and any combination of any of the foregoing; and (B) introducing the fluid into a portion of a well.

Abstract: The pressure-sensitive adhesive of the invention contains a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 40 to 99.5% by weight of an alkyl (meth)acrylate having a branched alkyl group of 6 to 9 carbon atoms at an ester end and more than 0 to 40% by weight of a cyclic nitrogen-containing monomer having a six or more-membered cyclic nitrogen-containing structure. The pressure-sensitive adhesive of the invention can form a pressure-sensitive adhesive layer having a satisfactory level of adhesion performance and optical properties, a low dielectric constant, and moisture resistance reliability.

Abstract: The invention relates to preparations, in particular plant-protective preparations which contain a mixture of at least two different active plant-protective substances, wherein a) at least one active substance is selected from a conazole group (active substance 1) and b) another active-plant protective substance (active substance 2) whose water solubility at a temperature of 20° C. is less than 20 g/l., c) at least one type of copolymer CP consisting of M monomers comprising ?) at least one type of monoethylenically unsaturated monomer M1 comprising at least one sulphonic acid group and ?) at least one type of neutral monoethylenically unsaturated monomer M2, wherein the quantitative ratio between the active substance 1 and the other active plant-protective substance 2 ranges from 1:10 to 10:1.

Abstract: A resist composition contains (A) a resin having a structural unit represented by the formula (I), (B) an acid generator and (D) a compound represented by the formula (II), wherein R1, ring X1, R3, R4, m, and n are defined in the specification.

Abstract: A non-specific adsorption inhibitor includes a water-soluble polymer obtained by polymerizing a monomer unit that includes a monomer (A) that forms a polymer that has a lower critical solution temperature (LCST) of 80° C. or less in an aqueous solution under normal pressure when subjected to homopolymerization, and a monomer (B) that forms a polymer that does not have the LCST in an aqueous solution under normal pressure when subjected to homopolymerization.

Abstract: The invention provides lactamic polymers comprising an acetoacetate moiety. The lactamic polymers may be readily functionalized and the functionalized lactamic polymers may be further derivatized to provide a wide variety of useful polymers having desirable chemical and physical properties. The lactamic polymers of the invention may be employed in a wide variety of compositions. (A); (B) wherein R1-R6, w, x, y, z, and n are described herein.

Abstract: It is an object of the invention to provide a pressure-sensitive adhesive capable of forming a pressure-sensitive adhesive layer having high resistance to sebum and high resistance to moisture-induced clouding and also having low dielectric constant. The invention relates to a pressure-sensitive adhesive comprising a (meth)acryl-based polymer obtained by polymerization of a monomer component containing 65 to 88 parts by weight of an alkyl (meth)acrylate having an alkyl group of 8 to 22 carbon atoms and 12 to 35 parts by weight of an alkyl (meth)acrylate having a secondary hydroxyl group based on 100 parts by weight of the total amount of the alkyl (meth)acrylate having an alkyl group of 8 to 22 carbon atoms and the alkyl (meth)acrylate having a secondary hydroxyl group.

Abstract: The present invention relates to a thickeners that are the polymerization product of a monomer mixture comprising: (a) at least one C3 to C30 olefin; (b) at least one monomer that contains at least one carboxylic acid group; (c) at least one ethylenically unsaturated ester monomer; and (d) one or more crosslinking compounds. Optionally, the above multi-purpose polymer compositions can further include any combination of one or more of: (e) at least one functional monomer; (f) at least one associative hydrophobic monomer; and/or (g) at least one chain transfer agent (CTA) and/or at least one polymeric stabilizer. The thickeners of the present invention are useful in a variety of products including, but not limited to, personal care products, health care products, household care products, institutional and industrial care products, and industrial applications.

Abstract: Antiperspirant/deodorant compositions have lower, or even zero amounts of aluminium and/or zirconium antiperspirant actives. A polymer having one or more anhydride and/or diacid moieties, such as succinic (maleic) anhydride and/or diacid. The antiperspirant/deodorant compositions comprise a polymer with a non-zero acid value and a cationic species, which may be a cationic polymer, cationic molecule, cation, and/or a cationic carrier. Product are formed for the antiperspirant/deodorant composition, as well as a method of treating perspiration.

Abstract: Disclosed is an accurate and stable immunoassay reagent using a glycerophospholipid and a method for stabilizing the reagent. The reagent for assaying an analyte in blood by immune reaction with an antigen when the analyte is an antibody or with an antibody when the analyte is an antigen, wherein a glycerophospholipid and a polyvinylpyrrolidone are incorporated into the immune reaction system.

Abstract: The present invention relates to various polymer compounds and/or formulations and to methods for the synthesis of same. In one embodiment, the present invention is related to polymer compounds and/or formulations that enable one to more easily remove sticky articles (e.g., chewing gum) from various surfaces.

Abstract: A process for making silver nanostructures, which includes the step of reacting at least one polyol and at least one silver compound that is capable of producing silver metal when reduced, in the presence of: (a) a source of chloride or bromide ions, and (b) at least one copolymer that comprises: (i) one or more first constitutional repeating units that each independently comprise at least one pendant saturated or unsaturated, five-, six-, or seven-membered, acylamino- or diacylamino-containing heterocylic ring moiety per constitutional repeating unit, and (ii) one or more second constitutional repeating units, each of which independently differs from the one or more first nonionic constitutional repeating units, and has a molecular weight of greater than or equal to about 500 grams per mole, is described herein.

Abstract: A process for making silver nanostructures, which includes the step of reacting at least one polyol and at least one silver compound that is capable of producing silver metal when reduced, in the presence of: (a) a source of chloride or bromide ions, and (b) at least one copolymer that comprises: (i) one or more first constitutional repeating units that each independently comprise at least one pendant saturated or unsaturated, five-, six-, or seven-membered, acylamino- or diacylamino-containing heterocylic ring moiety per constitutional repeating unit, and (ii) one or more second constitutional repeating units, each of which independently differs from the one or more first nonionic constitutional repeating units, and has a molecular weight of greater than or equal to about 500 grams per mole, is described herein.

Abstract: Disclosed are an N-acyl-?-lactam derivative represented by the following general formula, from which a photoresist composition capable of controlling an acid diffusion length to be short is obtained; a polymer obtained by polymerizing the N-acyl-?-lactam derivative represented by the following general formula as one of starting materials; and a photoresist composition containing the polymer.

Abstract: To obtain a hydrophilic macromonomer mixture which is a highly polymerized hydrophilic macromonomer, has few components not bonded to the polymer chain after polymerization, and is less likely to leaching. Provided is a macromonomer mixture containing macromonomer A being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a polymerization initiator at an end thereof; and macromonomer B being a macromonomer having a group obtained by further introducing a polymerizable group into a reactive group derived from a chain transfer agent at an end thereof.

Abstract: Provided is a transparent pressure-sensitive adhesive agent convertible into an adhesive agent that allows adherends to be instantly fixed to each other, allows the adherends to be reattached to each other, is excellent in processability such as being able to be cut into a sheet shape, is not peeled from the adherends even when exposed to a high-temperature atmosphere such as one in a fire, and has such transparency as to hardly impair the designs of the adherends. The transparent pressure-sensitive adhesive agent convertible into an adhesive agent has pressure-sensitive adhesive property before being sintered, and has adhesive property after being sintered.

Abstract: The present invention provides a pressure-sensitive adhesive sheet large in adhesive force when used for a surface of a glass member and capable of reducing the adhesive force to a degree allowing the occurrence of the cracking or breakage of the glass member to be suppressed when the sheet is peeled from the surface of the glass member. The pressure-sensitive adhesive sheet for glass plates of the present invention includes a pressure-sensitive adhesive layer including an acrylic polymer, wherein the content of the acrylic polymer in the pressure-sensitive adhesive layer is 30% by weight or more in relation to the total amount (100% by weight) of the pressure-sensitive adhesive layer; the acrylic polymer substantially includes no acidic functional group; the solvent-insoluble fraction of the pressure-sensitive adhesive layer is 50% or more; and the adhesive force to glass as determined by a specific method is 12.0 N or less.

Abstract: Multi-piece golf balls having at least one component made of a composition comprising a polymerized substituted imidazolium liquid ionomer are provided. The multi-piece golf ball contains a core, which may have a dual-core construction including a center and surrounding outer core layer or other multi-layered structure. Preferably at least one of the core layers is formed from a composition comprising a rubber material or highly neutralized acid copolymer (HNP) and the liquid ionomer. The resulting golf ball has high resiliency.

Abstract: The present invention provides transparent silicone hydrogels with high acrylamide monomer content and an excellent balance between moisture content. The silicone hydrogels may be obtained by polymerizing a monomer mix containing a plurality of monomers, wherein the monomer mix comprises about 30 to about 98% by weight of at least one type of silicone monomer which is, and about 1 to about 50% by weight of at least one type of non-silicone type (meth)acrylamide monomer containing two or more hydroxyl groups within a molecule; wherein the weight percents are based upon the total amount of monomer components and polymer components in the monomer mix.

Abstract: A contact lens formed of a composition comprising the reaction product of: A) at least 10 weight percent, based on the total composition weight excluding solvent, of at least one silicone-containing monomer of the formula I: where n is from 1 to 3, m is from 9 to 15, each a independently is C1-4 alkyl, and each b independently is C1-4 alkyl; B) at least 10 weight percent, based on the total composition weight excluding solvent, of 3-methacryloxypropyl tris(trimethylsiloxy)silane; C) N-vinyl pyrrolidone; and D) at least one other non-ionic hydrophilic monomer wherein the combined amount of A) and B) is at least 20 weight percent based on the total composition weight excluding solvent, and wherein the N-vinyl pyrrolidone (NVP) is present in such an amount that the reaction product comprises polyvinyl pyrrolidone (PVP) homopolymer.

Abstract: The present invention provides an optical-use pressure-sensitive adhesive sheet, which includes a pressure-sensitive adhesive layer containing a polymer formed of one or more monomer ingredients containing, as an indispensable monomer ingredient, a monomer of which homopolymer has a glass transition temperature of not lower than ?10° C., said sheet having a moisture content of at least 0.65% by weight after stored in an environment at 60° C. and 95% RH for 120 hours. The pressure-sensitive adhesive layer is preferably an acrylic pressure-sensitive adhesive layer.

Abstract: The invention relates to water-soluble or water-swellable polymers that contain a) 20.0 to 98.97 mole-% of one or more repeating structural units originating from special monomers with sulfonic acid groups or the salts thereof such as e.g. 2-acrylamido-2-methyl-propanesulfonic acid or the salts thereof, b) 1.0 to 60.0 mole-% of one or more repeating structural units containing an amide group and d) 0.01 to 8.0 mole-% of one or more repeating structural units originating from special crosslinking agents with at least three polymerizable double bonds. The polymers for example have an advantageous sensory property profile and are highly suitable as thickening agents even in salt-containing compositions. They are furthermore advantageously suitable for producing cosmetic, dermatological or pharmaceutical compositions.

Abstract: There is provided a photosensitive resin composition having desired properties. A photosensitive resin composition comprising: a component (A) that is a copolymer including a structural unit of Formula (1) and at least one structural unit of Formula (2), and a component (B) that is a photosensitizer: (where two Xs are independently a hydrogen atom, a C1-5 alkyl group, a C5-6 cycloalkyl group, a phenyl group, or a benzyl group and Y is a hydrogen atom, a C1-5 alkyl group, a C5-6 cycloalkyl group, a phenyl group, or a benzyl group provided that each of a part or all of the hydrogen atoms in the alkyl group, the cycloalkyl group, the phenyl group, and the benzyl group is optionally substituted with a halogen atom, a carboxy group, a hydroxy group, an amino group, or a nitro group).

Abstract: Provided are N-acyl-?-lactam derivatives represented by the following general formula, from which a photoresist composition capable of controlling an acid diffusion length to be short is obtained; a polymer obtained by polymerizing the N-acyl-?-lactam derivative represented by the following general formula as one of starting materials; and a photoresist composition containing the polymer, where the structural variables are as defined herein.

Abstract: The present invention relates to a process comprising the steps of reacting a reactive mixture comprising at least one silicone-containing component, at least one hydrophilic component, and at least one diluent to form an ophthalmic device having an advancing contact angle of less than about 80°; and contacting the ophthalmic device with an aqueous extraction solution at an elevated extraction temperature, wherein said at least one diluent has a boiling point at least about 10° higher than said extraction temperature.

Abstract: The present invention relates to a polymerizable polymer formed from an N-vinyl amide monomer and containing a polymerizable functionality. In one approach, a dual functional monomer may be employed. In the case where the dual functional monomer incorporates glycidyl methacrylate, a third polymerizable monomer is also included. In a second approach, a monomer with polymerizable functionality can be grafted onto a pre-existing, suitable N-vinyl amide co-polymeric material, yielding a co-polymer comprising a polymerizable functionality. where x+y+z+a=100.

Abstract: Modified polyvinyllactams and their use.