The present disclosure relates to a photopolymerizable composition which enables the formation of an optical member that exhibits improved optical properties, including excellent light transmittance, low haze, and high refractive index, an optical member and a display device formed therefrom. The photopolymerizable composition includes at least one olefinic monomer having a photocurable functional group, metal oxide particles, an amine compound having an amine group and a photocurable functional group, and a photopolymerization initiator.

A photosensitive resin composition is provided. The photosensitive resin composition is applied in a technical field of flexible display devices. The photosensitive resin composition comprises 5 to 50 parts by weight of an acrylate crosslink monomer, 0.2 to 0.6 parts by weight of an initiator, 5 to 8 parts by weight of a liquid pigment solid substance, 5 to 8 parts by weight of a resin, and 20 to 70 parts by weight of a solvent. The initiator is a radical initiator having a decomposition temperature less than 40° C. The acrylate crosslink monomer comprises a copolymerization two of aromatic group-containing and triol-containing acrylate polymerizable monomers for lowering a temperature of a following color filter preparing process. A method of preparing the photosensitive resin composition and a display device comprising the photosensitive resin composition are also provided.

A flame-retardant antimicrobial agent is a polymer microsphere with the surface grafted thereof with a guanidine salt. The polymer microsphere has a cross-linked structure composed of a structural unit A derived from maleic anhydride, a structural unit B derived from a monomer M, and a structural unit C derived from a cross-linking agent. The monomer M is selected from a C.sub.4-C.sub.9 aliphatic olefin or a mixture thereof, and the guanidine salt comprises at least one guanidine salt having the property of flame resistance. The flame-retardant antimicrobial agent has both a good antimicrobial effect and a good flame-retardant effect. A flame-retardant antimicrobial thermoplastic resin composition containing the flame-retardant antimicrobial agent also has a good flame-retardant and antimicrobial performance and a good overall performance.

A flame-retardant antimicrobial agent is a polymer microsphere with the surface grafted thereof with a guanidine salt. The polymer microsphere has a cross-linked structure composed of a structural unit A derived from maleic anhydride, a structural unit B derived from a monomer M, and a structural unit C derived from a cross-linking agent. The monomer M is selected from a C.sub.4-C.sub.9 aliphatic olefin or a mixture thereof, and the guanidine salt comprises at least one guanidine salt having the property of flame resistance. The flame-retardant antimicrobial agent has both a good antimicrobial effect and a good flame-retardant effect. A flame-retardant antimicrobial thermoplastic resin composition containing the flame-retardant antimicrobial agent also has a good flame-retardant and antimicrobial performance and a good overall performance.

Provided are a composition for forming an imprint pattern, containing a polymerizable compound, a polymerization initiator, and a dye, in which the dye is a compound which has no metal element in a chemical structure; a cured substance consisting of the composition for forming an imprint pattern; an imprint pattern producing method using the composition for forming an imprint pattern; and a method for manufacturing a device, including the imprint pattern producing method.

An exemplary embodiment provides a method for preparing a latex composition for dip forming, the method including: (a) preparing a monomer mixture including a conjugated diene-based monomer, an ethylenically unsaturated nitrile monomer and an ethylenically unsaturated acid monomer; (b) introducing an additive including an inorganic solvent, an emulsifier and starch into the monomer mixture; and (c) preparing a copolymer latex by polymerizing the monomer mixture, wherein a content of the starch is 0.1 to 4.9 parts by weight with respect to 100 parts by weight of the monomer mixture.

A composition includes a near infrared absorbing pigment and a solvent, in which the near infrared absorbing pigment is at least one selected from a colorant compound which has a cation and an anion in the same molecule, a colorant compound which is a salt of a cationic chromophore and a counter anion, and a colorant compound which is a salt of an anionic chromophore and a counter cation, a D50 particle size in which a cumulative volume in a particle size distribution of particle sizes of the near infrared absorbing pigment is 50% is 100 nm or lower, and d values of Hansen solubility parameters of the near infrared absorbing pigment and the solvent satisfy a predetermined expression.

The instant disclosure relates to saponified pellets of an ethylene-vinyl ester based copolymer as well as a film and a multilayer structure formed therefrom. The saponified pellets of an ethylene-vinyl ester based copolymer has an ethylene content of 24-35 mole %, and the pellets have a turbidity of less than 300 NTU when dissolved in a 60% (w/w) methanol aqueous solution; or the pellet has an ethylene content of 36-48 mole %, and the pellets have a turbidity of less than 200 NTU when dissolved in a 80% (w/w) methanol aqueous solution. The present invention controls the amount of aggregates by controlling the turbidity of the saponified pellets of an ethylene-vinyl ester based copolymer dissolved in methanol aqueous to reduce the amount of gel produced after film formation.

The instant disclosure relates to saponified pellets of an ethylene-vinyl ester based copolymer as well as a film and a multilayer structure formed therefrom. The saponified pellets of an ethylene-vinyl ester based copolymer has an ethylene content of 24-35 mole %, and the pellets have a turbidity of less than 300 NTU when dissolved in a 60% (w/w) methanol aqueous solution; or the pellet has an ethylene content of 36-48 mole %, and the pellets have a turbidity of less than 200 NTU when dissolved in a 80% (w/w) methanol aqueous solution. The present invention controls the amount of aggregates by controlling the turbidity of the saponified pellets of an ethylene-vinyl ester based copolymer dissolved in methanol aqueous to reduce the amount of gel produced after film formation.

A lithographic printing plate precursor has an image-recording layer on a hydrophilic support, wherein the image-recording layer includes a polymer particle including an addition polymerization resin having a hydrophilic structure and a crosslinking structure. A method for producing a lithographic printing plate uses the lithographic printing plate precursor. A polymer particle includes an addition polymerization resin having a hydrophilic structure and a crosslinking structure. A composition includes the polymer particle.