Abstract: Polyvinyl alcohol co-polymers comprising co-monomers of carboxylic acid and carboxylic acid derivatives wherein the co-polymers further comprise an amino functional monomer, and water-soluble films and pouches formed therefrom.

Abstract: A (meth)acrylate copolymer obtained by copolymerization of a monomer mixture containing a monomer (A) of the general formula (I), wherein R1 is a hydrogen atom or methyl, R2 is a linear or branched alkylene group having 1 to 8 carbon atoms and Y is a single bond or an oxygen atom, a monomer (B) copolymerizable with the monomer (A) and a crosslinking monomer (C).

Abstract: Polyolefin waxes bearing (meth)acrylate groups, process for preparing them and their use.

Abstract: The present invention provides a dispersion-retaining agent for a hydraulic composition being excellent in both fluidity retainability and viscosity retainability and further a dispersion-retaining agent exhibiting fluidity retainability and viscosity retainability regardless of the type of hydraulic powder. The present invention relates to a dispersion-retaining agent for a hydraulic composition, containing a copolymer obtained by polymerizing specific monomer 1 represented by formula (1), with monomer 2 represented by formula (2), the corresponding alcohol compound of which satisfies specific physical properties, wherein, in the constituent monomers of the copolymer, the proportion of the monomer 1 is in a specific range, a specified monomers is used as at least a part of the monomer 2, and the proportion of monomers having an acid group or a neutralized group thereof is 5% by weight or less.

Abstract: The present invention relates to new cure accelerators for anaerobic curable compositions. These anaerobic cure accelerators are generally sulfonimide derivatives and sulfonamide derivatives.

Abstract: The present invention is directed to a polymer comprising the reaction product of (i) a monomer comprising at least two ethylenically unsaturated double bonds; (ii) a monomer comprising a carbon atom that is connected to four moieties wherein one of said moieties comprises a hydrogen atom and the remainder of said moieties comprises an alkyl group, wherein one of the alkyl group containing moieties comprises an ethylenically unsaturated double bond, and wherein none of the alkyl group containing moieties form a cycloaliphatic ring; (iii) at least one monomer that is reactive with (i) and/or (ii); wherein the reaction product is not further reacted with any other monomer comprising an ethylenically unsaturated double bond; and wherein said reaction product comprises a reactive functional group.

Abstract: The present invention provides a divided redox-curing type composition including a first part in which at least an oxidizing agent (b) is dissolved in a first radical monomer including a radical monomer (a) having an acidic group and/or a hydrophilic group; and a second part in which at least an aromatic sulfinate (d) is dispersed in a second radical monomer including a radical monomer (c) having neither an acidic group nor a hydrophilic group. According to the present invention, a redox-curing type composition capable of securing a time necessary for an adhesion operation and exhibiting high bond strength not only at the initial stage of adhesion but also over a long period of time thereafter in application to a wetting material such as a tooth or a bone as well as a tooth crown repairing material such as a metal or porcelain.

Abstract: Disclosed is a method of making reduced VOC polymers and coating compositions containing such polymers. Provided is a mixture (I) comprising a reactant mixture (a) of polymerizable components and a nonvolatile solvent (bnv) that (i) is not a crystalline solid at 25° C., (ii) is nonvolatile, (iii) comprises at least one functional group (F1) and (iv) is a fluid solid. Reactant mixture (a) is polymerized to provide a polymer (a?). The at least one functional group (F1) of nonvolatile solvent (bnv) is reacted with one or more reactants (e) to obtain a nonvolatile solvent (b?nv) comprising at least two functional groups (F2). Obtained is a mixture (II) comprising polymer (a?) in nonvolatile solvent (b?nv) comprising at least two functional groups (F2). The at least one functional group (F1) is substantially nonreactive: (1) with the components of reactive mixture (a), (2) under the polymerization conditions which polymerize reactant mixture (a), and (3) with polymer (a?).

Abstract: An adhesive composition of the present invention includes, as a main component, a polymer produced by copolymerization of a monomer composition including: styrene; a (meth)acrylic acid alkyl ester having a chain structure; a (meth)acrylic acid ester having an aliphatic ring; and a (meth)acrylic acid ester having an aromatic ring, wherein: the styrene is contained in a range of 40 to 69 parts by mass; the (meth)acrylic acid alkyl ester having the chain structure is contained in a range of 20 to 30 parts by mass; the (meth)acrylic acid ester having the aliphatic ring is contained in a range of 10 to 25 parts by mass; and the (meth)acrylic acid ester having the aromatic ring is contained in a range of 1 to 5 parts by mass, where the total amount of the above components is 100 parts by mass.

Abstract: A process for preparing free-radically polymerizable carboxylic esters by reacting ethyllenically unsaturated carboxylic acids, carboxylic anhydrides or carbonyl halides (referred to collectively as carboxylic acid component) with a hydroxyl compound composed of at least 60% by weight of C2 to C4 alkoxy groups (and referred to for short as polyalkoxy compound), which comprises said reacting taking place in the presence of a polymerization inhibitor and of a reducing agent.

Abstract: A process is provided herein for preparing molecularly imprinted polymers for detecting a target analyte by Reversible Addition Fragmentation Chain Transfer (RAFT). The process includes providing a complex having the formula L3M wherein L is a ?-diketone ligand containing a chain transfer moiety and L3 can be the same or different ligands, and M is a lanthanide element; reacting the complex with the target analyte to provide an adduct containing the target analyte; co-polymerizing the adduct with a monomer and cross-linking agent to provide a polymer; and removing the target analyte from the polymer to provide the molecularly imprinted polymer.

Abstract: The present invention is based on the discovery that certain electron poor olefins combined with nucleophiles and a base catalyst are useful as adhesive compositions for the electronic packaging industry. In particular, the adhesive formulations set forth herein are useful as low temperature curing formulations with high adhesion to a variety of substrates. Invention formulations typically cure at about 80° C. and have a potlife of about 24 hours. The formulations cure by the well-known Michael addition reaction.

Abstract: A copolymer is used for fluidic devices that require surfaces nonreactive with biomolecules. The copolymer is the reaction product of Compound A having the formula: and Compound B having the formula where the R groups are the same or different and are selected from hydrogen, and alkyl groups with 4 carbons or less, where n is the same or different and is greater than 3.

Abstract: The present invention provides a polymerizable composition that imparts excellent adhesive properties with respect to tooth structure (particularly dentin) when applied as a dental material, and provides a polymerizable monomer that is used as a component of the polymerizable composition. The present invention is a compound (A) that is a compound represented by the following formula (1): where G indicates a polymerizable group, m indicates an integer of 2 or more, n indicates an integer of 1 or more, and the sequence order of m units having a polymerizable group and n units having a hydroxyl group is arbitrary. The present invention also is a polymerizable composition containing the compound (A).

Abstract: The present invention provides a composition suitable for a dental composition. The present invention is a composition containing: a polymerizable monomer (A) having an unconjugated carbon chain with at least four carbon atoms bonded continuously, at least two polymerizable groups, and at least two hydroxyl groups; and a polymerizable monomer (B) having one polymerizable group and at least one hydroxyl group. When a suitable component is added to this composition, the resultant composition can be used suitably for dental materials such as a primer, bonding material, composite resin, and cement.

Abstract: The present invention provides a copolymer for syrup, characterized by being formed from (A) 1 to 60 mass % of at least one (meth)acrylate compound selected from among a (meth)acrylate-modified silicone oil, an alkyl (meth)acrylate, a monoalkylene glycol (meth)acrylate, and a polyalkylene glycol (meth)acrylate, and (B) 99 to 40 mass % of a (meth)acrylate compound having a C?6 alicyclic hydrocarbon group bonded thereto via an ester bond; a (meth)acrylate composition containing a (meth)acrylate monomer and 1 to 60 mass % of the (meth)acrylate copolymer for syrup; and a cured product of the composition. The (meth)acrylate copolymer for syrup of the present invention has excellent solubility, particularly in a (meth)acrylate compound having an alicyclic ester substituent, and a (meth)acrylate resin composition containing the copolymer provides a stable cured product having high transparency and high resistance to UW rays and heat.

Abstract: A polymer extender composition comprising monomers copolymerized in the following percentages by weight: (a) from about 5% to about 90% of a monomer of the formula I: R1—OC(O)—C(R)?CH2??(I) (b) from about 5% to about 85% of vinylidene chloride, vinyl chloride, vinyl acetate, or a mixture thereof, (c) from about 0.5% to about 3% of a monomer of the formula II: HO—CH2—NH—C(O)—C(R)?CH2??(II) (d) from about 0.5% to about 3% of a monomer of the formula III HO—CH2CH2—OC(O)—C(R)?CH2??(III) and (e) from about 1% to about 5% of a monomer of the formula IV: H—(OCH2CH2)m—O—C(O)—C(R)?CH2??(IV) (f) from 0% to about 25% of methyl methacrylate, vinylbenzyl chloride, styrene or a mixture thereof, wherein each R is independently H or CH3; R1 is a linear or branched or cyclic alkyl chain having from about 4 to about 18 carbon atoms, and m is 2 to about 10.

Abstract: Disclosed are soft, high refractive index device materials having improved strength. The materials contain a monofunctional or difunctional, acrylate or methacrylate terminated aromatic functional methacrylic or acrylic macromer.

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: There is provided a process for the preparation of a polymerizable composition comprising a cross-linker and a polymerizable monomer of formula (I) comprising (i) contacting a compound of formula (II) with an acid such as an imobilized acid; and (ii) neutralizing product of (i) such that a crosslinker is formed.

Abstract: The polycarboxylic acid concrete admixture of the present invention exhibits properties such as decreasing the concrete viscosity, improving the slump-retaining ability, and suppressing bleeding water, and is improved in the ability to cement compositions or the like. The above-mentioned polycarboxylic acid concrete admixture comprises a polycarboxylic acid polymer containing a polyalkylene glycol in the side chain, wherein the polycarboxylic acid polymer is obtained by polymerizing monomer components containing an alkyl (meth)acrylate monomer and a specific polyalkylene glycol unsaturated monomer and unsaturated carboxylic acid (salt) monomer, and it has a specific weight average molecular weight.

Abstract: A non-ionic polyether-polyester copolymer for extending workability to a cementitious mixture containing hydraulic cement and water, wherein the copolymer includes residues of at least the following monomers: Component A including an ethylenically unsaturated carboxylic acid ester monomer having a moiety hydrolysable in the cementitious mixture, wherein the hydrolyzed monomer residue has an active binding site for a component of the cementitious mixture; and, at least one of: Component B including an ethylenically unsaturated, carboxylic acid ester or alkenyl ether monomer having at least one C2-4 oxyalkylene side group of about 1 to 30 units; or, Component C including an ethylenically unsaturated, carboxylic acid ester or alkenyl ether monomer having at least one C2-4 oxyalkylene side group of 31 to about 350 units; wherein the molar ratio of Component A to the sum of the molar ratios of Component B and Component C is about 1:1 to about 10:1.

Abstract: The present invention relates to a polymer matrix for specifically tethering surface epitopes or receptors of cells, said polymer matrix having been pretreated by molecular imprinting. The invention also relates to a method of producing such a polymer matrix. The polymer matrices according to the present invention are used in therapeutic and diagnostic applications as well as for isolating cells.

Abstract: Hydrophilic, arylsiloxy-containing monomers and macromonomers have at least a terminal hydrophilic group attached to an arylsiloxy group. The aryl groups attached to siloxy groups can be substituted with other hydrophilic groups. Polymers comprising such hydrophilic, arylsiloxy-containing monomers and macromonomers avoid or reduce the risk of forming vacuoles of absorbed water. Furthermore, such polymers have high refractive index, and, thus, are advantageously used for making ophthalmic devices, such as intraocular lenses, contact lenses, corneal rings, corneal inlays, and keratoprostheses.

Abstract: Composition comprising at least one ethylenically unsaturated monomer to which a photochemically isomerizable or dimerizable molecule is covalently bonded, and at least one ethylenically unsaturated monomer to which a sensitizer is covalently bonded, are outstandingly suitable for producing polymeric alignment layers for liquid crystals.

Abstract: The present invention refers to a method of infiltrating enamel for the prevention and/or treatment of carious lesions comprising (a) exposing an enamel area to a conditioner comprising hydrochloric acid; (b) exposing the conditioned enamel area to an infiltrant; and (c) curing the infiltrant. The present invention further refers to a kit for carrying out the method of infiltrating enamel, which comprises a conditioner comprising hydrochloric acid and an infiltrant comprising at least one low viscous dental resin. Alternatively, the kit comprises ready-to-use means for carrying out the method of infiltrating enamel, e.g. application strips with delivery pads soaked with conditioner or infiltrant. The present invention also refers to a method for identifying an infiltrant by calculation of the penetration coefficient, and to an infiltrant identified by the method having a penetration coefficient of >50 cm/s or comprising a low viscous light curing resin having a penetration coefficient of >50 cm/s.

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: The invention provides a block polymer compound enabling satisfactory dispersion of a colorant in a solvent, and an ink composition containing such block polymer compound. The block polymer compound of the invention is a block polymer compound having at least three block segments, comprising block segments A, B and C arranged in succession, wherein the block segment C is most solvent attractive while the block segment A is most solvent repulsive, and at least either one of the block segments includes an ionic group or an acidic group.

Abstract: A process for preparing poly-C2-C4-alkylene glycol mono(meth)acrylic acid esters by reacting (meth)acrylic anhydride with a poly-C2-C4-alkylene glycol carrying at least one OH group in the presence of abase having a solubility in the poly-C2-C4-alkylene glycol of not more than 10 g/l at 90° C.

Abstract: Processes for making temporary wet strength additives, more particularly, processes for oxidizing a homo-crosslinking monomeric unit present in a polymer having a homo-crosslinking monomeric unit and a cationic monomeric unit to produce a temporary wet strength additive are provided.

Abstract: The present invention relates to a process for the preparation in aqueous solution of water-soluble acrylic polymers or for the preparation in aqueous dispersion of water-dispersible acrylic co-polymers, polymerised from, the total being 100 mol %: a) 5 to 70 mol % of one or more monomer(s) (A) which are (alkoxy)polyalkylene glycol (meth)acrylates and/or ((alkoxy)polyalkylene glycol)(meth)acrylamides; b) 5 to 95 mol % of one or more unsaturated carboxylic monomer(s) (B); and c) 0 to 85 mol % of one or more hydrophobic monomer(s) (C) which are water insoluble, in the absence of a chain-transfer agent, and in the presence of a sufficient amount of a water-soluble alkoxyamine, until a conversion of at least 90% by weight of the monomers (A), (B) and (C) is obtained. The polymer has a polydispersity index Mw/ Mn advantageously <2 and an Mn of between 10 000 g/mol and 50 000 g/mol.

Abstract: A method of making an ion triggerable cationic polymer by solution copolymerizing one or more vinyl-functional cationic monomers, one or more water insoluble or hydrophobic vinyl monomers with alkyl side chains up to 4 carbons long, and, optionally, a minor amount of one or more vinyl monomers with linear or branched alkyl groups longer than 4 carbons, alkyl hydroxy, polyoxyalkylene, or other functional groups. The solution polymerization is accomplished by free radical polymerization in a mixture of an organic solvent such as acetone and water. After polymerization is complete, the organic solvent is preferably removed by a continuous process. The continuous process is preferably performed using a plate evaporator system.

Abstract: A liquid crystal compound represented by the formula CH2?CR1—COO-(L)k-E1-E2-E3-E4-R2 wherein R1: a hydrogen atom or a methyl group; R2: a C1-8 alkyl group; k: 0 or 1; L: —(CH2)pO— or —(CH2)q— (wherein each of p and q which are independent of each other, is an integer of from 2 to 8); E1: a 1,4-phenylene group; E2, E3, E4: each independently a 1,4-phenylene group or a trans-1,4-cyclohexylene group and at least one of E2 and E3 is a trans-1,4-cyclohexylene group, provided that the 1,4-phenylene group and trans-1,4-cyclohexylene group in E1 to E4, may be such that a hydrogen atom bonded to a carbon atom in each group may be substituted by a fluorine atom, a chlorine atom or a methyl group. To provide a novel liquid crystal compound for preparing an optical element which can exhibit a proper Rd value depending upon usable wavelength and application and which is excellent in durability against a blue laser beam.

Abstract: Drilling fluids comprising polymers containing hydroxylated structural units are useful as accretion inhibiting agents, and/or as fluid rheology controlling agents, and/or as filtrate reducing agents, and/or as lubricating agents.

Abstract: Optical films having a polymerized microstructured surface and polymerizable resin compositions are described comprising at least one ortho-benzylphenol mono(meth)acrylate monomer.

Abstract: The present invention relates to polymeric compositions useful in the manufacture of biocompatible medical devices. More particularly, the present invention relates to certain carboxylic monomers capable of polymerization to form polymeric compositions having desirable physical characteristics useful in the manufacture of ophthalmic devices. The polymeric compositions comprise polymerized carboxylic hydrophilic siloxanyl monomers.

Abstract: The present invention relates to processes for preparing actinic-radiation-curable and/or dual-cure poly(meth)acrylates by preparing a poly(meth)acrylate containing hydroxy-functional side chains and transesterifying or esterifying the poly(meth)acrylate containing hydroxy-functional side chains with a (meth)acrylate or (meth)acrylic acid. The present invention further relates to the actinic-radiation-curable and/or dual-cure poly(meth)acrylates themselves and to the use of the actinic-radiation-curable and/or dual-cure poly(meth)acrylates in the preparation of dispersions or as a component in coating formulations and topcoats comprising at least one actinic-radiation-curable and/or dual-cure poly(meth)acrylate.

Abstract: Fluorescent monomers are described and claimed which are synthesized by reacting a substituted or non-substituted naphthalic anhydride with an amine and with a moiety containing a polymerizable group. Such monomers are useful for the preparation of tagged treatment polymers. Such tagged treatment polymers are useful as scale inhibitors in industrial water systems.

Abstract: Photopolymer resins ate disclosed which includes metal and/or ceramic surface chelating agents to provide strong bonding of the photopolymer resin to the inorganic surface of the first information layer of an optical disc. The resins also include a fast surface cure and glass transition temperature controlling monomers that provides easy stamper separation The disclosed photopolymer resins also include short wavelength (<405 nm) surface cure initiators. The resins may also optionally include shrinkage control oligomers and/or polymer fillers or a combination of both Use of the disclosed resins eliminates two steps from the manufacture of a multiple information layer optical disc as the formation of spacer layers and the curing of spacer layers is no longer necessary.

Abstract: [Object] To provide a coating-type underlayer coating forming composition that is applied for multi-ply coating process by thin film resist in order to prevent collapse of resist pattern after development with miniaturization of resist pattern, and that shows a sufficient etching resistance against a semiconductor substrate to be processed on processing of the substrate by having a low dry etching rate compared with the photoresist and substrate. [Means for solving problems] A coating-type underlayer coating forming composition that is used for lithography process by multiply coating, comprising a polymer containing a vinylnaphthalene based structural unit and an acrylic acid based structural unit containing an aromatic hydroxy group or a hydroxy-containing ester. A coating-type underlayer coating forming composition further comprising an acrylic acid based structural unit containing an aliphatic cyclic compound-containing ester or an aromatic compound-containing ester.

Abstract: Processes for making temporary wet strength additives, more particularly, processes for oxidizing a homo-crosslinking monomeric unit present in a polymer comprising the homo-crosslinking monomeric unit and a cationic monomeric unit to produce a temporary wet strength additive are provided.

Abstract: A hydroxyl-containing monomer of formula (1) is provided wherein R1 is H, F, methyl or trifluoromethyl, R2 and R3 are monovalent C1-C15 hydrocarbon groups, or R2 and R3 may form an aliphatic ring. The monomers are useful for the synthesis of polymers which have high transparency to radiation of up to 500 nm and the effect of controlling acid diffusion so that the polymers may be used as a base resin to formulate radiation-sensitive resist compositions having a high resolution.

Abstract: A method of making an ion triggerable cationic polymer by solution copolymerizing one or more vinyl-functional cationic monomers, one or more water insoluble or hydrophobic vinyl monomers with alkyl side chains up to 4 carbons long, and, optionally, a minor amount of one or more vinyl monomers with linear or branched alkyl groups longer than 4 carbons, alkyl hydroxy, polyoxyalkylene, or other functional groups. The solution polymerization is accomplished by free radical polymerization in a mixture of acetone and water.

Abstract: The water dispersible resin of the present invention is contained in a base component of a two-component thermosetting resin composition. The water dispersible resin is prepared by dispersing a solvent resin in water, which solvent resin is obtained by solution polymerization, carried out in two or more stages, of a monomer mixture containing a polyfunctional monomer, an acid group-containing monomer, and a hydroxyl group-containing monomer, the polyfunctional monomer having a plurality of vinyl groups in its single molecule. The monomer mixture contains the polyfunctional monomer by not less than 0.1% by weight but not more than 3% by weight, and the water dispersible resin thus obtained has an acid value of solid content of not less than 10 mgKOH/g but not more than 45 mgKOH/g, a hydroxyl value of solid content of not less than 50 but not more than 200, and a viscosity of not less than 50 mPa·s but not more than 10,000 mPa·s when a nonvolatile content is 45% by weight.

Abstract: A block polymer compound containing block segments, characterized in that at least one hydrophilic segment among the block segments is a copolymer segment composed of an ionic or hydrophilic repeating unit structure and a hydrophobic repeating unit structure.

Abstract: There is provided a material which is free from fading into white due to surface scattering and is useful as a laminated article having excellent adhesion and practical low reflection.

Abstract: A synthetic cell culture surface, prepared from a polymerized blend of at least two (meth)acrylate monomers is provided, which supports the growth of undifferentiated human embryonic stem cells in defined media augmented with fetal bovine serum. The cell culture surface forms a uniform layer over the growth area of a typical cell culture vessel.

Abstract: A high molecular weight, water-soluble polymer comprising pendant salicylic acid groups and having a weight average molecular weight of at least about 2,000,000 daltons and use of the polymer for clarifying red mud-containing liquors generated in the Bayer process for the recovery of alumina from bauxite.

Abstract: A polymer comprising hydrophilic and hydrophobic properties is provided. The polymer can be formed into a hydrogel capable of being used as a contact lens. The lens can exhibit high water content such as for example more than 70 wt. % for biocompatibility and structural stability for handling. The hydrophilic portion can be 2,3-dihydroxypropyl methacrylate (GMA) and the hydrophobic portion can be 2-methoxyethyl methacrylate (MOEMA). Additionally, the lens can also include N,N-dimethylacrylamide (NN-DMA). Lens can be prepared and formed by molding including a cast molding process or a half cast molding process.