Abstract: An aqueous organic silicon fluoro-containing polymer dispersion is provided. The dispersion includes 100 parts by weight of poly(vinylidene difluoride-hexafluoropropylene), 10 to 30 parts by weight of organic silicon emulsion, and acrylate polymer. The acrylate polymer and the sum of the poly(vinylidene difluoride-hexafluoropropylene) and the organic silicon emulsion have a weight ratio of 30:100 to 50:100.

Abstract: Disclosed is a crosslinked adhesive composition comprising a low Tg (meth)acrylate copolymer component, a high Tg (meth)acrylate copolymer component, and a hydrogenated hydrocarbon tackifier. This disclosure provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles that are particularly useful in the bonding of low surface energy (LSE) substrates.

Abstract: A hydrophobic intraocular lens (IOL) with excellent non-glistening characteristics, high Abbe number, excellent mechanical properties comprising at least one copolymer comprising: (a) a first monomeric subunit comprising a polymerized (meth)acrylate group and at least one alkoxyalkoxyalkyl side group, (b) a second monomeric subunit different from the first monomeric subunit comprising a polymerized (meth)acrylate group, at least one side group comprising (i) an aryloxy moiety with at least one halogen, and (ii) an aliphatic carbon moiety linking the aryloxy moiety with the polymerized (meth)acrylate group, wherein the aliphatic carbon moiety comprises at least one hydroxyl substituent.

Abstract: The present invention provides an active energy ray-curable resin composition containing: (A) a monofunctional ethylenically unsaturated monomer free of urethane groups; (B) a polyfunctional ethylenically unsaturated monomer free of urethane groups; (C) a urethane group-containing ethylenically unsaturated monomer; (D) a photopolymerization initiator; (E) a polymerization inhibitor; and (F) a surfactant, wherein relative to the total weight of (A), (B), (C), (D), (E), and (F), the weight ratio of (A) is 45 to 90% by weight, the weight ratio of (B) is 3 to 25% by weight, the weight ratio of (C) is 3 to 35% by weight, the weight ratio of (D) is 0.1 to 10% by weight, the weight ratio of (E) is 0.01 to 5% by weight, and the weight ratio of (F) is 0.1 to 10% by weight, and the resin composition has a surface tension of 20 to 30 mN/m.

Abstract: A cyclic organosilicon compound having a (meth)acrylic group and a urea structure on a silicon atom cures into a product having improved flexibility, surface hardness, and evaporation amenability.

Abstract: Pre-ceramic monomer formulations for creating self-propagating polymer waveguides, and a system and method of using the same, is disclosed. The formulation includes a plurality of unsaturated molecules, wherein the unsaturated molecules contain a significant amount of non-carbon atoms, a molecule having structure of R?—X1-H (e.g., X1=O, S, N), and a photoinitiator. R? can also have non-carbon atoms. The system includes a light source, a reservoir having a monomer formulation and a patterning apparatus configured to guide a light beam from the light source into the pre-ceramic monomer formulation to form at least one self-propagating polymer waveguide and can be directly converted to interconnected three-dimensional ceramics.

Abstract: There is provided a floor coating composition used for coating of a floor, which has improved performance and durability without a boundary between the cured and uncured areas. Also provided is a floor coating composition for flooring material, which contains components (A) to (E) below as essential components: component (A): a bifunctional (meth)acrylate compound not having an alicyclic structure; component (B1): a trifunctional or more urethane (meth)acrylate oligomer; component (B2): a hexafunctional or more urethane (meth)acrylate oligomer other than the component (B1); component (C): a melamine (meth)acrylate; component (D): metal oxide nanoparticles; and component (E): an active energy ray polymerization initiator.

Abstract: Protected photocrosslinkers and their use in two-stage photocuring of (meth)acrylate monomers is described.

Abstract: The present invention relates to radiation curable compositions (A) comprising—(a) at least one photoinitiator compound of formula (I) wherein Q is the residue of a hydroxy compound having 1 to 6 hydroxyl groups, and wherein x is a number that is at least 1 but no greater than the number of hydroxyl groups originally present in said hydroxy compound;—(b) at least one ethylenically unsaturated compound selected from monomers (b1) and/or from oligomers (b2); and—(c) optionally, at least one co-synergist which preferably is an amino co-synergist. The present invention further relates to photoinitiator compounds(a) and their preparation.

Abstract: A curable resin composition comprising: a fluorinated urethane(meth)acrylate represented by formula (1), wherein, R1, R2, R3 and R4 each independently represents a hydrogen atom or a methyl group, x and y each independently represents 1 or 2, and n represents an integer within the range of 1 to 10; R3 and R4 each independently represents the hydrogen atom when x and y are both 1; R3 represents the hydrogen atom and R4 represents the methyl group when x is 1 and y is 2; R3 represents the methyl group and R4 represents the hydrogen atom when x is 2 and y is 1; and R3 and R4 each independently represents the methyl group when x and y are both 2.

Abstract: Dental composite comprising (i) a polymerizable composition obtainable by reacting a mixture comprising: (a) x equivalents of one or more compounds of the following formula (I): wherein L? is an (l+1)-valent hydrocarbon group which may contain in its backbone 1 to 3 heteroatoms selected from oxygen atoms and sulfur atoms and which may be substituted by one or more hydroxyl groups or groups —COOL? wherein L? is a polymerizable moiety; l is an integer of from 1 to 3; (b) y equivalents of one or more compounds of the following formula (IIa), (IIb) and/or (IIc): wherein n is an integer of from 1 to 3, Y may be present or absent, and when present represents a carbonyl group; Y? independently may be present or absent, represents a carbonyl group; Rm which may be the same or different represent 1 to 3 substituents selected from halogen atoms, alkyl groups, and alkoxy groups, or wherein two Rm form together with the carbon atoms of the ring to which they are bonded an annelated aromatic ri

Abstract: The invention provides creep resistant, highly lubricious, tough and ionic hydrogels, creep resistant, lubricious, tough ionic hydrogel-containing compositions, and methods of making the same. The invention also provides methods of implanting or administering the creep resistant, highly lubricious, tough and ionic hydrogels including ionic PVA-hydrogels, ionic PVA-PAAMPS-hydrogels, or the ionic hydrogel-containing compositions to treat a subject in need. Methods of cross-linking pre-solidified or pre-gelled ionic hydrogels and making cross-linked ionic hydrogels and cross-linked ionic hydrogel-containing compositions also are disclosed herein.

Abstract: An object of the present invention is to provide an active energy ray-curable composition capable of forming a cured product excellent in damage restoration, adhesion to a plastic base, and transparency after curing. An active energy ray-curable composition for optical components of the present invention essentially includes: a monomer (A) having 2 or more radical-polymerizable reactive groups (x1), a homopolymer of the monomer (A) having a glass transition temperature of higher than 200° C.; a monomer (C) having 2 or more radical-polymerizable reactive groups (x2), a homopolymer of the monomer (C) having a glass transition temperature of lower than ?15° C.; and a photopolymerization initiator (E).

Abstract: Provided are a curable composition having excellent releasability and ink jet discharge accuracy, a pattern forming method, a pattern, and a method for manufacturing a device. The curable composition includes a polymerizable compound and a photopolymerization initiator, in which neopentyl glycol diacrylate accounts for 10% by mass or more of the polymerizable compound, and the total content of a compound represented by the following Formula (I) and a compound represented by the following Formula (II) is 5% by mass or less with respect to the content of neopentyl glycol diacrylate.

Abstract: Bisacylphosphine oxide or bisacylphosphine sulfide compounds of formula (I) or (II) wherein R1, R2, R3, R1a, R2a and R3a independently of each other are C1-C4alkyl, C1-C4alkoxy or halogen; X is O, NR5 or S; or, if R4 is Cl, F or Br, X is a direct bond; Y is O or S; n is 1 or 2; R4, if n is 1, for example is hydrogen, (CO)R6, (CO)OR6, (CO)NR5R6, (SO2)—R6, C1-C28alkyl, R4, if n=2, is for example C1-C18alkylene; R5 is for example hydrogen, or C1-C12alkyl; R6 is for example C1-C12alkyl; R7, R8 and R9 independently of each other for example are C1-C4alkyl; R10 is for example C2-C18alkylene; X1, is O or S; m is 1, 2 or 3; Q represents one or two inorganic or organic cations with a charge of m+; are suitable photoinitiators, available by a claimed process.

Abstract: The present invention provides polymeric quaternary ammonium photoinitiators being co-polymers of photoinitiator monomers, as well as quaternary ammonium photoinitiator monomer being valuable intermediates in the preparation of such polymeric photoinitiators. Additionally, there is provided a polyacrylate obtained by radical polymerization of at least one acrylate monomer (Ac) in the presence of such polymeric photoinitiators. In the photoinitiator monomers and polymeric photoinitiators, a photoinitiator moiety and a quaternary ammonium are incorporated into the photoinitiator structure.

Abstract: Ink jettable and UV-curable compositions include a reactive polymer comprising: (a1) at least 20 mol % of recurring units comprising pendant metal complexing water-solubilizing groups, and (b) at least 5 mol % of recurring units comprising a pendant group capable of crosslinking via [2+2] photocycloaddition. The compositions can optionally have a humectant, a dye or pigment colorant, an anionic or nonionic surfactant, a water-soluble or water-dispersible acrylic polymer, or a water-soluble or water-dispersible polyurethane. Such ink jettable and UV-curable compositions can include a complex of reducible metal ions or metal nanoparticles with the reactive polymer.

Abstract: A process for the preparation of a polymer nanoparticle by a photoinduced emulsion polymerization includes preparing an emulsion comprising at least one surfactant, a dispersed phase and a continuous phase. The dispersed phase comprises at least one polymerizable monomer and the continuous phase comprises water and at least one photoinitiator. The at least one polymerizable monomer is polymerized by exposing the emulsion to an electromagnetic radiation having a wavelength so as to induce a generation of radicals from the at least one photoinitiator.

Abstract: A method of making an anti-Markovnikov addition product, comprises reacting an acid with an alkene or alkyne in a dual catalyst reaction system to the exclusion of oxygen to produce said anti-Markovnikov addition product; the dual catalyst reaction system comprising a single electron oxidation catalyst in combination with a hydrogen atom donor catalyst. Dual catalyst composition useful for carrying out such methods are also described.

Abstract: A photosensitive resin composition for a color filter includes (A) a yellow or orange dye; (B) a dye combination of a cyanine dye represented by the following Chemical Formula 1, wherein in Chemical Formula 1, each substituent is the same as described in the detailed description, and a metal complex dye; (C) an acrylic-based binder resin; (D) a photopolymerizable monomer; (E) a photopolymerization initiator; and (F) a solvent, and a color filter using the same.