Abstract:
Disclosed is a curable resin composition comprising a polymer (A) that has a main chain comprising carbon atoms and a side chain having a polymerizing unsaturated linking group and has a cyclic structure in the main chain and/or the side chain, and a compound having a polymerizing unsaturated group. The curable resin composition has good optical characteristics, good heat resistance and good moldability.
Abstract:
A lens having high quality even after long-term storage can be manufactured using a curable composition containing a compound represented by General Formula A, a compound represented by General Formula B, and a polymerization initiator, in which a ratio of a substance amount of the compound represented by General Formula B to a substance amount of the compound represented by General Formula A is 1 to 25 mol %. In the Formulas, each portion surrounded by a broken line of Ar11, Ar12, and Ar13 represents that each of the portions may form a fused ring; L1 and L2 each represent a single bond, —O—, or the like; Sp1 and Sp2 each represent a single bond or a divalent linking group; Pol1 and Pol2 each represent a polymerizable group; R3 to R6 each represent a substituent; and q, r, v, and w are each an integer of 0 to 4.
Abstract:
Provided are a composition containing a component A and a component B, a cured substance or a molded body thereof, an optical member and a lens. Component A: A compound having a nitrogen-containing fused aromatic ring as a partial structure Component B: A compound represented by any of General Formulae (B1) to (B5)
In General Formulae (B1) to (B5), Ar101 to Ar104 represent an aryl group or a heteroaryl group, X1 represents a monovalent substituent, Y1 represents a hydrogen atom or a monovalent substituent, and adjacent two of Ar101 to Ar104, X1, and Y1 may be bonded to each other to form a ring, where none of the monovalent substituents employed as X1 or Y1 is an aryl group or a heteroaryl group.
Abstract:
The present invention provides a curable resin composition including a bifunctional or more (meth)acrylate compound, indium tin oxide particles, and an acidic polymer, in which the acidic polymer has a moiety including a carboxyl group at a polymer skeleton of a (meth)acrylate compound and at any one of terminals of the polymer skeleton of a (meth)acrylate compound, and an acid value of the acidic polymer is 2.0 mgKOH/g or more and less than 100 mgKOH/g. The curable resin composition of the present invention provides a transparent cured product, hardly causes bubbles to be mixed in a case of applying the curable resin composition to a mold so as to form a lattice-shaped cured product, and also has a good peeled surface shape from the mold after curing. The present invention also provides a diffractive optical element including a surface having a diffraction grating shape and formed of the cured product of the curable resin composition.
Abstract:
According to the present invention, as a monomer which is unlikely to be crystallized in a curable composition for manufacturing an optical member and which enables manufacture of a cured product having a high level of moisture-heat resistance, a compound represented by General Formula (A) is provided. In the formula, Ar11 and Ar12 each independently represent an aryl group or a heteroaryl group; X1, Y1, X2, Y2, Z1, and Z2 each independently represent a nitrogen atom or a carbon atom, or the like; Ar13 and Ar14 each independently represent an arylene group or a heteroarylene group, where at least one of Ar13 or Ar14 is a group other than a phenylene group; R3 to R6 each independently represent a substituent, q and r each independently are an integer of 0 to 4, and v and w each independently are an integer of 0 or more; L1 and L2 each independently represent a single bond, an oxygen atom, an ester bond, or the like; R11 and R12 each independently represent a divalent linking group containing a branched alkylene group; and R21 and R22 each independently represent a hydrogen atom or a methyl group.
Abstract:
The present invention provides a curable composition containing a compound represented by General Formula A and a compound represented by General Formula B. ArL-Sp-Pol)n (General Formula A) In General Formula A, Ar represents an n-valent group containing a nitrogen-containing fused aromatic ring as a partial structure; L represents a linking group such as —O— and —C(═O)O—; Sp represents a single bond or a divalent linking group; Pol represents a hydrogen atom or a polymerizable group; n represents 1 or 2; and the compound represented by General Formula A has at least one polymerizable group. In General Formula B, R′, R″, and R′″ are each independently a hydrogen atom or a substituent; R′ and R″ or R″ and R′″ may be bonded to each other to form a ring that may have a substituent; and W is a hydrogen atom or a substituent. Using the curable composition of the present invention, it is possible to form a cured product having a small Abbe number, a large partial dispersion ratio, and high light stability.
Abstract:
A curable resin composition comprising a (meth)acrylate monomer having an aromatic ring, a non-conjugated vinylidene group-containing compound represented by the general formula below, and a thermal or a photo-radical polymerization initiator makes it possible to produce a cured product with minimized occurrence of burring during molding and high product yield after molding. The cured product has good heat coloration resistance and low Abbe's number. R11, R12, R15, and R16 represent a substituent and A represents an atomic group necessary for forming a cyclic structure.
Abstract:
Provided are a polymer film including a layer A and a layer B on at least one surface of the layer A, in which the layer A contains a polymer having a dielectric loss tangent of 0.01 or less or at least one polymer A selected from the group consisting of a liquid crystal polymer, a fluorine-based polymer, a polymerized substance of a compound which has a cyclic aliphatic hydrocarbon group and a group having an ethylenically unsaturated bond, a polyphenylene ether, and an aromatic polyether ketone, the layer B contains an additive, and the layer B has an inflection point in a change in elastic modulus due to a change in temperature or a change in deformation rate, or has a reduced elastic modulus under pressurization; a laminate using the polymer film; and a method for manufacturing the same.
Abstract:
Provided are the following compound represented by General Formula (A) or (B), a curable resin composition including the compound, a cured product thereof, an optical member, and a lens:
A ring Ar1 and a ring Ar2 represent an aromatic ring represented by a specific formula or a fused ring thereof, R1 and R2 represent a specific substituent, and v and w are a specific integer. R3 and R4 represent a hydrogen atom or a monovalent substituent, L1 and L2 represent an alkylene group having 1 to 6 carbon atoms, and Spa to Spd represent a single bond or a divalent linking group. Pol1 and Pol2 represent a hydrogen atom or a polymerizable group, in which at least one of Pol1 or Pol2 is a polymerizable group. Further, in the formulae, a structure represented by (R1)v—Ar1/cyclopentadiene skeleton/Ar2—(R2)w is not line-symmetrical.