Abstract: Disclosed are soft, high refractive index, methacrylic device materials. The materials contain an ethoxylate monomer to reduce glistenings and a long-chain alkyl methacrylate monomer for softening.

Abstract: A method of preparing periodic, semi-periodic, or semi-random polyethylene-co-acrylic acid or polyethylene-co-methacrylic acid involves polymerizing 1-alkoxyalkyl ester substituted ?,?-dienes, and/or 1-alkoxyalkyl ester substituted cycloalkenes via olefin metathesis reactions followed by hydrogenation of the alkylene units and subsequently hydrolyzed to the desired polyethylene-co-acrylic acid or polyethylene-co-methacrylic acid. The polyethylene-co-acrylic acid or polyethylene-co-methacrylic acid can then be converted to ionomers by exchange with a monomeric carboxylate salt.

Abstract: A radiation-sensitive composition includes (A) an acid-dissociable group-containing polymer, and (B) a radiation-sensitive acid generator. The acid-dissociable group-containing polymer (A) includes a polymer that includes a repeating unit shown by a general formula (1) in which R1 represents a hydrogen atom, a methyl group, a fluorine atom, or a trifluoromethyl group, R2 represents a substituted or unsubstituted aryl group having 6 to 22 carbon atoms, Y represents a carbon atom, and X represents an atomic group that forms an alicyclic hydrocarbon group together with Y.

Abstract: The present invention relates to a cross-linked polyether which is obtained by polymerization of at least one monomer selected from the group consisting of (a) (?-X-methyl) vinyl-EWG, (?-X-methyl) vinyl-ERG, or (?-X-methyl) vinyl-aryl, where X is oxygen, sulfur, PEG, PPG or poly (THF); (b) a monomer which is polymerizable with a PEG, PPG or poly (THF) cross-linker having at least one (?-X-methyl) vinyl-EWG, (?-X-methyl) vinyl-ERG or (?-X-methyl) vinyl-aryl, where X is oxygen, sulfur, PEG, PPG, or poly (THF); (c) a PEG, PPG, or poly (THF) cross-linker having at least an acrylamide or a methacrylamide end group; and (d) mixtures thereof. Various monomers, resins and methods for preparing such cross-linked polyethers are also disclosed.

Abstract: A Polyacrylate having an at least bimodal molecular weight distribution is disclosed.

Abstract: A rubbery polymer comprising: (a) butyl acrylate or a mixture of butyl acrylate and 2-ethylhexyl acrylate, (b) at least one member selected from the group consisting of methyl methacrylate, ethyl methacrylate, methyl acrylate, and ethyl acrylate, (c) acrylonitrile, (d) styrene, (e) a half ester maleate soap, and (f) a crosslinking agent selected from allyl methacrylate, and mixtures of allyl methacrylate with glycidyl methacrylate, trimethylolpropanetrimethyl acrylate, dicyclopentenyloxyethyl methacrylate and divinylbenzene.

Abstract: A copolymer which includes at least one biologically compatible structural moiety and at least one biologically active moiety is disclosed. The copolymer can be used for fabricating a coating for an implantable medical device such as a stent.

Abstract: Disclosed is a polycyclic ester containing a cyano group and a lactone skeleton, represented by following Formula (1): wherein Ra represents, for example, a hydrogen atom or an alkyl group having one to six carbon atoms which may have a halogen atom; R1s each represent, for example, a halogen atom or an alkyl or haloalkyl group having one to six carbon atoms; “m” is the number of R1s; “n” is the number of cyano groups; and CH2?C(Ra)COO— group may have either of an endo conformation and an exo conformation. Accordingly, there is provided a novel polycyclic ester containing a cyano group and a lactone skeleton which is useful typically as a monomeric component for highly functional polymers. A polymer, for example, derived from this compound is highly soluble in an organic solvent while remaining stable typically to chemicals and exhibits improved hydrolyzability and/or improved solubility in water after hydrolysis.

Abstract: New gel-forming reagents including monomers and cross-linkers, which can be applied to gel-drop microarray manufacturing by using co-polymerization approaches are disclosed. Compositions for the preparation of co-polymerization mixtures with new gel-forming monomers and cross-linker reagents are described herein. New co-polymerization compositions and cross-linkers with variable length linker groups between unsaturated C?C bonds that participate in the formation of gel networks are disclosed.

Abstract: A monomer compound that contains at least one polymerizable functional group per molecule, and at least one bicycloheptyl-, bicycloheptenyl-, or branched (C5-C42)alkyl-polyether radical per molecule, wherein the bicycloheptyl- or bicycloheptenyl-polyether radical may optionally be substituted on one or more of the ring carbon atoms by one or two (C1-C6)alkyl groups per ring carbon atom is useful in making polymers, particularly pH responsive polymers.

Abstract: The invention relates to a pressure-sensitive supporting material, which can be (intrinsically) heated by an inner heat source, and to the use thereof. The heatable supporting material is characterized in that the supporting material comprises a pressure-sensitive adhesive layer inside of which heat is generated. The pressure-sensitive adhesive layer is a pressure-sensitive adhesive compound, which can be heated by electric current, induction, a chemical reaction or by a physical phase transition. The heatable supporting material has a high heating capacity and is suited for producing pressure-sensitive tapes for adhering heatable mirrors.

Abstract: A dichroic guest-host polarizer comprises an oriented polymerized liquid crystal host and aligned therewith a dichroic guest. The dichroic ratio of the polarizer is about 15 or more. The polarizer may have a small thickness, be manufactured using a wet deposition method, optionally in accordance with a desired pattern, and be provided on the inside of a liquid crystal cell. Polymerizable liquid crystals having a highly ordered mesophase which may be suitable used to obtain highly oriented polymer films such as polarizer films are disclosed.

Abstract: Copolymers prepared in aqueous medium from macromonomers and one or more ethylenically unsaturated monomers are disclosed. The copolymers are useful for sound and vibration dampening applications.

Abstract: This disclosure concerns the synthesis and use of novel polymers based on ethylene and vinyl esters, modified by conjugation to improve their solubility in liquid hydrocarbons, as double-purpose additives to improve the filterability and flow of liquid hydrocarbons at low temperatures, in particular for middle distillates derived from the distillation of petroleum and crude oil.

Abstract: The present invention relates to new emulsion polymers, to processes for preparing them, and to their use in coating material for the purpose of improving the water resistance.

Abstract: The invention relates to a process for the production of diols with a special structure which are characterized by formula (I). These diols are substances which, besides two OH groups, contain a C?C double bond so that they are suitable as monomers for the production of polymers. The process comprises hydrolyzing a corresponding cyclic precursor in aqueous medium in the presence of an acid dissolved in that medium, the hydrolysis being accompanied by the elimination of a carbonyl compound, and subsequently neutralizing the acid present in the reaction mixture with a base, the base having a pKb value above 0.18 and preferably above 3.0 and being present in heterogeneous form.

Abstract: The present disclosure generally relates to biocompatible polymers for coating or fabricating implantable medical devices and to implantable medical devices having the present biocompatible polymers. The disclosed biocompatible polymers exhibit superior biocompatibility and therefore minimize unwanted immune reaction from a patient into whom a medical device is implanted.

Abstract: A polymer includes a repeating unit (a-1) shown by a following formula (a-1), a repeating unit (a-2) shown by a following formula (a-2), and a GPC weight average molecular weight of about 1000 to about 100,000, wherein R0 represents an alkyl group having 1 to 5 carbon atoms in which at least one hydrogen atom is substituted by a hydroxyl group, and R1 represents a hydrogen atom, a methyl group, or a trifluoromethyl group, wherein R1 represents a hydrogen atom, a methyl group, or a trifluoromethyl group, R2 represents an alkyl group having 1 to 4 carbon atoms, and R3 represents an alkyl group having 1 to 4 carbon atoms, a substituted or unsubstituted monovalent cyclic hydrocarbon group having 4 to 20 carbon atoms, or a divalent cyclic hydrocarbon group having 4 to 20 carbon atoms formed by R3 and R3 bonding to each other together with a carbon atom.

Abstract: Disclosed are soft, high refractive index, acrylic device materials. The materials comprise di-block or tri-block macromers containing a hydrophilic block in the polymer backbone. The materials have improved glistening resistance.

Abstract: Disclosed is a pressure sensitive adhesive composition characterized by containing an ionic liquid and a polymer which contains, as a monomer unit, 0.1-10% by weight of a (meth)acrylate with a hydroxyalkyl group having 3-12 carbon atoms. The present invention provides a pressure sensitive adhesive composition which is excellent in antistatic property of a no-electrification-prevented adherend upon peeling, and has reduced staining of an adherend and is excellent in adhesion reliance. Also disclosed is an antistatic pressure sensitive adhesive sheet or surface-protecting film prepared using the composition. Also disclosed is an antistatic pressure sensitive adhesive sheet or surface-protecting film prepared using the composition.

Abstract: The present invention is a soft tissue sheet having reduced lint and slough. The tissue sheet comprises papermaking fibers and a synthetic co-copolymer. The synthetic co-polymer has the general structure: wherein R1, R2, R3 are independently selected from a group consisting of: H; C1-4 alkyl radicals; and, mixtures thereof; R4 is selected from a group consisting of C1-C8 alkyl radicals and mixtures thereof; Z1 is a bridging radical attaching the R4 functionality to the polymer backbone; and, Q1 is a functional group containing at least a cationic quaternary ammonium radical. w, x, y?1 and the mole ratio of x to (x+y) is about 0.5 or greater.

Abstract: The object of the present invention is to provide an adsorbent having an excellent AGEs adsorption ability. The present invention provides an adsorbent for advanced glycation end products consists of a copolymer resin having hydrophilic methacrylate, wherein the constituent unit of said copolymer resin consists of a particular methacrylate compounds and vinyl compounds. Preferably, the copolymer resin having hydrophilic methacrylate has one or more basic ion-exchange groups.

Abstract: Provided is a barrier laminate having higher barrier property. The barrier laminate has an organic layer obtained by curing a polymerizable composition comprising a compound represented by the following formula (1); wherein R1's represent a substituent, and R1's each may be the same or different to each other; n's are an integer of 0 to 5, and n's each may be the same or different to each other; provided that at least one of R1's comprises a polymerizable group.

Abstract: The invention relates to the use of macromonomers produced using DMC catalyst for the production of polycarboxylate ethers obtainable by polymerization of the monomers (A), (B), and (C), wherein (A) is a monomer of the formula (I), where A is C2 to C4 alkylene, B is a C2 to C4 alkylene that is different from A, R is hydrogen or methyl, m is a number from 1 to 500, n is a number from 1 to 500, (B) is an ethylenically unsaturated monomer containing at least one carbonic acid function, (C) is a further ethylenically unsaturated monomer that is different from (A) and (B).

Abstract: Biocompatible copolymers are manufactured to include a zwitterionic monomer and an alkoxy acrylate monomer. The alkoxy acrylate monomer can be a 2-methoxyethyl methacrylate (MOEMA) or 2-ethoxyethyl methacrylate (EOEMA). Alternatively, the alkoxy acrylate can be 2-methoxyethyl acrylate (MOEA) or 2-ethoxyethyl acrylate (EOEA). The alkoxy acrylate monomers advantageously give the zwitterionic copolymers greater ductility, strength, and toughness while maintaining a desired amount of hydrophilicity. The improved toughness allows the zwitterionic copolymers to be processed without cross-linking, which improves the elongation properties of the zwitterionic copolymer, and reduces the risk of cracking during use.

Abstract: The present invention relates to core/shell vinyl polymers wherein an at least partially crosslinked core is formed from a monovinyl monomer and/or a di/tri/ or higher multivinyl monomer wherein the degree of crosslinking in the core ranges from slight to high depending on the ratio of monovinyl and/or di/tri/ or higher multivinyl monomers, and wherein the outer shell is formed from a monovinyl and/or a di/tri/ or higher multi-vinyl monomer that optionally may be crosslinked, and wherein the outer shell has on its surface linear or branched C.sub.3-C.sub.30 alkyl chains formed from substituted vinyl monomers.

Abstract: A polymerizable liquid crystal compound of formula (1). The compound has high optical (refractive index) anisotropy (?n), exhibits a liquid crystal phase at room temperature (having a broad liquid crystal phase temperature range) without crystallization, has high solubility in cyclohexanone, methyl ethyl ketone or like organic solvents, exhibits excellent coating properties and orientation properties, and, after polymerization, has high transparency. wherein R1 and R2 each represent hydrogen, a methyl group or halogen; rings A to C each represent a benzene ring, a naphthalene ring, etc.; at least one of rings A to C is a fused ring; X, Y, and Z each represent a C1 to C6 alkyl group, etc.; L1, L2, and L3 each represent —COO—, —OCO—, —O(CH2)j— (j=1 to 8), etc.; n is 0 or 1, and a to c are numbers such that the polymerizable liquid crystal compound may have at least one of X, Y, and Z.

Abstract: Disclosed are hydroxyl-functional binders having an OH number greater than or equal to 180 mg KOH/g as determined in accordance with DIN 53240 and a solubility parameter SP=10, and to clearcoat compositions comprising said binders. Also disclosed are processes for preparing the disclosed hydroxyl-functional binders, methods of making coated automotive substrates by applying the disclosed clearcoat compositions to automotive substrates, and to coated substrates made therefrom.

Abstract: Disclosed herein is a methacrylic copolymer which is a polymer of a monomer mixture comprising about 20 to about 99.9% by weight of a C6-20 aromatic methacrylate, an aliphatic methacrylate, or a combination thereof, and about 0.1 to about 80% by weight of a mono-functional unsaturated monomer. The methacrylic copolymer can have a high refractive index of about 1.495 to about 1.59, and thus when it is blended with polycarbonate resin, it is possible to obtain a methacrylic resin composition having improved compatibility without any other compatibilizer.

Abstract: A positive resist composition including a base component (A) which exhibits changed solubility in an alkali developing solution under the action of acid and an acid-generator component (B) which generates acid upon exposure dissolved in an organic solvent (S), the base component (A) containing a polymeric compound (A1) including a structural unit (a0) derived from an acrylate ester having a cyclic group containing a sulfonyl group on the side chain thereof, a structural unit (a1) derived from an acrylate ester containing an acid dissociable, dissolution inhibiting group and a structural unit (a5) represented by general formula (a5-1) (Y1 represents an aliphatic hydrocarbon group; Z represents a monovalent organic group; a represents an integer of 1 to 3, and b represents an integer of 0 to 2, provided that a+b=1 to 3).

Abstract: The present invention provides compounds having in their molecule a structure contributing to high hydrophilicity, and having high photopolymerizability, as well as polymers of such compounds, and a method for producing the compound. The compounds are diol (meth)acrylate having a urethane bond represented by the formula (1), and cyclic ketal (meth)acrylate having a urethane bond represented by the formula (2): (R1: H, —CH3; R2: —(CH2)n-; R3: —(CH2)m-; n: 1-4; m: 1-8; (AO): C2-C4 oxyalkylene group; x: 0-1000; R4, R5: H, —CH3, —C2H5).

Abstract: The present invention provides compounds having in their molecule a structure contributing to high hydrophilicity, and having high photopolymerizability, as well as polymers of such compounds, and a method for producing the compound. The compounds are diol (meth)acrylate having a urethane bond represented by the formula (1), and cyclic ketal (meth)acrylate having a urethane bond represented by the formula (2): (R1: H, —CH3; R2: —(CH2)n-; R3: —(CH2)m-; n: 1-4; m: 1-8; (AO): C2-C4 oxyalkylene group; x: 0-1000; R4, R5: H, —CH3, —C2H5).

Abstract: The present invention describes the synthesis of solvent soluble copolymers containing multiple unsaturations. These copolymers contain reactive vinyl groups, which can be further reacted in a second stage polymerization. The process involves copolymerization of a vinyl monomer with an inclusion complex of a monomer having multiple unsaturations and a cyclic macromolecular compound to yield soluble polymers. These polymers may be cast into films, membranes or may be converted in micro or nanoparticles and then crosslinked in a second step polymerization.

Abstract: Compositions, such as lens precursor compositions, and methods for producing lens precursor compositions have been invented. The present methods include forming a premix composition, which can include one or more monomeric components, forming a macromer composition, which includes one or more silicon containing macromers, forming a premix/initiator composition, which can include a photoinitiator, and contacting the premix/initiator composition with the macromer composition to form a polymerizable monomer-containing composition useful in the production of producing silicone hydrogel contact lenses.

Abstract: Process for catalytically preparing (meth)acrylates of N-hydroxyalkylated lactams, and use thereof.

Abstract: Disclosed is a polycyclic ester containing a cyano group and a lactone skeleton, represented by following Formula (1): wherein Ra represents, for example, a hydrogen atom or an alkyl group having one to six carbon atoms which may have a halogen atom; R1s each represent, for example, a halogen atom or an alkyl or haloalkyl group having one to six carbon atoms; “m” is the number of R1s; “n” is the number of cyano groups; and CH2?C(Ra)COO— group may have either of an endo conformation and an exo conformation. Accordingly, there is provided a novel polycyclic ester containing a cyano group and a lactone skeleton which is useful typically as a monomeric component for highly functional polymers. A polymer, for example, derived from this compound is highly soluble in an organic solvent while remaining stable typically to chemicals and exhibits improved hydrolyzability and/or improved solubility in water after hydrolysis.

Abstract: Use of a swellable polymer for sealing, wherein the polymer is obtainable by polymerizing a composition which comprises at least one polyalkylene glycol di(meth)acrylate having a weight-average molecular weight greater than 2500 g/mol.

Abstract: The present invention relates to a membrane wherein said membrane comprises a continuous non-porous layer comprising a polymerized composition that comprised prior to polymerization at least one type of compound having a molecular weight of at least 1500 Da and comprising at least 75 weight % of oxyethylene groups and at least two polymerizable groups each comprising a non-substituted vinyl group. The invention further relates to the use of this membrane for separating polar gases and vapors.

Abstract: The present invention relates to novel materials particularly useful for ophthalmic applications and methods for making and using the same. More particularly, the present invention relates to relatively soft, optically transparent, foldable, high refractive index materials particularly suited for use in the production of intraocular lenses, contact lenses, and other ocular implants and to methods for manufacturing and using the same.

Abstract: Resins derived significantly from renewable or recyclable starting materials may be formed from the reaction product of a monomer blend that includes an ethylenically unsaturated macromonomer and at least one other ethylenically unsaturated monomer, which may be acid functional. The ethylenically unsaturated macromonomer may be derived from the reaction of an acid functional intermediate, which may be the acidolysis reaction product of an engineered polyester and an acid or anhydride functional material with an hydroxyl-functional, amine-functional, or epoxy functional reactant, optionally in the presence of a polyacid, to yield a resin intermediate, which may subsequently be reacted with an ethylenically unsaturated coupling agent to yield the macromonomer. The resins described herein are useful in generating low VOC acrylic alkyd coatings. Methods of producing water reducible resins are also described.

Abstract: A radiation-sensitive composition can be used to prepare positive-working imageable elements having improved sensitivity and solvent resistance. These elements are useful for making lithographic printing plates and printed circuit boards. The composition includes a water-insoluble polymeric binder that has at least 20 mol % of recurring units comprising hydroxyaryl carboxylic acid ester groups, some of which can be substituted with cyclic imide moieties.

Abstract: Processes and products utilizing (meth)acrylic esters of poly(trimethylene ether) glycol are provided. Products that can be made include ceramic materials, personal care products, inks, coatings, fabrics, and other articles that can be made from reaction products of (meth)acrylic ester of poly(trimethylene ether) glycol with certain monomers.

Abstract: The present invention discloses 1) a catalyst composition consisting of a crosslinked organic polymer compound and a palladium catalyst, wherein said catalyst is physically carried on said crosslinked organic polymer compound, 2) a manufacturing method of the above catalyst composition 1), characterized by homogenizing a straight chain organic polymer compound, having a crosslinkable functional group, and a palladium catalyst in a solvent dissolving said straight chain organic polymer compound, then depositing a composition thus formed and subjecting the crosslinkable functional group in said deposit to a crosslinking reaction, 3) a method for substitution reaction at an allyl position, characterized by reacting an allyl carbonate and a neucleophilic agent in the presence of the above catalyst composition 1), and 4) a method for oxidizing an alcohol, characterized by subjecting the above catalyst composition 1) to reaction with an alcohol.

Abstract: A compressible photonic crystal comprising a polymer with an ordered array of voids, the photonic crystal having a reflectance in a first wavelength range for light incident to its incident surface and its opposing incident surface; wherein compression against at least a portion of at least one of the surfaces shifts the reflectance to a second wavelength range in at least that portion of that surface. The crystal may be used in authentication devices of various types.

Abstract: The present invention relates to a branched polymer obtainable an addition polymerisation process, preferably a free-radical polymerisation process, which is the reaction product of: (a) an initiator, optionally but preferably a free-radical initiator, (b) optionally but preferably a compatible chain transfer agent (E and E?), (c) at least one ethylenically monounsaturated monomer (G and/or J), (d) at least one ethylenically polyunsaturated monomer (L), wherein at least one of (a)-(d) has a molecular weight of at least 1000 Daltons, and the mole ratio of (d) to (c) is greater than 0.0005 to 1.

Abstract: An allyl type crosslinking agent for use in production of a super water-absorbent polymer comprising a polymerizable compound having a carbon-carbon double bond or a salt thereof. The crosslinking agent comprises a linear hydroxypolyallyl ether having at least one hydroxyl group and at least two allyl groups obtained by allyletherification of hydroxyl groups in a linear polyol compound selected from the group consisting of erythritol, xylitol and sorbitol. This allyl type crosslinking agent is highly soluble in an aqueous solvent, and can give an excellent super water-absorbent polymer, which cannot be obtained in the prior arts, having high levels of both of water absorptivity under atmospheric pressure and water absorptivity under pressurized conditions.

Abstract: The invention relates to anionically modified copolymers that can be produced by the polymerization of monomers (A), (B) and (C) to obtain non-ionic polymers with reactive terminal OH groups and by the subsequent reaction of the terminal OH groups to form anionic end groups. According to the invention, (A) is a monomer of formula (I), in which A represents C2-C4 alkene and B represents a C2-C4 alkene that is different from A, R represents hydrogen or methyl, m is a number between 1 and 500, n is a number between 1 and 500, (B) is an ethylenically unsaturated monomer containing an aromatic group and (C) is a ethylenically unsaturated monomer.

Abstract: The invention relates to a copolymer that can be obtained by the polymerisation of monomers (A), (B) and (C), (A) being a monomer of formula (I), in which A represents a C2 to C4alkene and B represents a C2 to C4alkene that is different from A, R represents hydrogen or methyl, m is a number between 1 and 500, n is a number between 1 and 500, (B) is an ethylenically unsaturated monomer containing an aromatic group and (C) is an ethylenically unsaturated monomer containing an alkyl radical. The claimed copolymers are suitable for use as dispersants for pigments.

Abstract: The present invention relates to the use of a copolymer comprising, in polymerized form, (a) from 80 to 99.9 mol %, based on the total amount of the monomers polymerized to prepare the copolymer, of at least one monomer A which in each case comprises a heterocycle having at least 1 nitrogen atom and composed of from 3 to 10 ring members and a C2-C6-alkenyl group bonded to a carbon or nitrogen ring atom of the heterocycle; and (b) from 0.1 to 20 mol %, based on the total amount of the monomers polymerized to prepare the copolymer, of at least one monomer B copolymerizable with monomer A, said monomer B having a monoethylenically unsaturated double bond and also a linear or branched poly-C2-C4-alkylene oxide group having on average from 4 to 500 C2-C4-alkylene oxide units, in liquid and in solid detergent formulations. In addition, the invention relates to a process for preparing such a copolymer, and also to a liquid or solid detergent formulation comprising at least one such copolymer.

Abstract: The present invention relates to anaerobically curable compositions based on (meth)acrylate-functionalized poly(acrylate) polymers.