Fujifilm Corporation

Takafumi Nakayama

Naoyuki Morooka

Shigeki Uehira

Yu Iwai

Junya Abe

Kensuke Masui

Naozumi Shiraiwa

Satoshi Yamamoto

Hiroyuki Suzuki

Hidekazu Oohashi

Ichiro Koyama

Wataru Kikuchi

Toshihiro Kariya

Masahiro Takata

Takayasu Nagai

Kohei Takeshita

Takanori Mori

Shuji Kanayama

Masanori Fujiwara

Provided is a curable composition containing a polymerizable compound represented by General Formula (A), an acylphosphine oxide photopolymerization initiator, and an amine compound.ArL-Sp-Pol)  Genera Formula (A)

Curable composition, cured substance, optical member, and lens

A curable composition containing a compound represented by General Formula A and a salt of an acidic phosphoric acid ester is provided as a curable composition for forming a cured product that has a small Abbe number and a large partial dispersion ratio and has excellent moldability. In General Formula A, Ar represents an n-valent group containing a nitrogen-containing 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, and n represents 1 or 2; and the compound represented by General Formula A has at least one polymerizable group.

Curable composition, cured product, optical member, lens, and method for manufacturing optical member

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 Ar, Ar, and Arrepresents that each of the portions may form a fused ring; Land Leach represent a single bond, —O—, or the like; Spand Speach represent a single bond or a divalent linking group; Poland Poleach represent a polymerizable group; Rto Reach represent a substituent; and q, r, v, and w are each an integer of 0 to 4.

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)  (General Formula A) In General Formula A, Ar represents an n-valent group containing a nitrogen-containing fused aromatic ring as a partial structure; 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.

Curable composition, cured product, optical member, lens, and compound

According to the present invention, a lens adhesive including a compound represented by General Formula 1 is provided.Pol-Sp-L-Ar-L-Sp-Pol&#x2003;&#x2003;(General Formula 1) In the formula, Ar is an aromatic ring group represented by General Formula 2-2 and the like.  In the formula, Zand Zeach represent a hydrogen atom, a methyl group, and the like; Aand Aeach represent &#x2014;S&#x2014; and the like; X represents C(Rz)and the like (where Rz is a substituent, and two Rz's may form a ring); Land Leach represent a single bond, &#x2014;O&#x2014;, &#x2014;OC(&#x2550;O)&#x2014;, &#x2014;OC(&#x2550;O)O&#x2014;, &#x2014;OC(&#x2550;O)NH&#x2014;, and the like; Spand Speach represent a single bond or a linking group such as a linear alkylene group; Poland Poleach represent a hydrogen atom or a polymerizable group; and a compound represented by General Formula 1 has at least one polymerizable group. Using the lens adhesive, it is possible to provide a cemented lens that is unlikely to deteriorate due to light, and an imaging module having high durability.

Lens adhesive, cemented lens, and imaging module

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.

Curable resin composition, cured product, diffractive optical element, multilayer diffractive optical element, and method for producing curable resin composition

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, Arand Areach independently represent an aryl group or a heteroaryl group; X, Y, X, Y, Z, and Zeach independently represent a nitrogen atom or a carbon atom, or the like; Arand Areach independently represent an arylene group or a heteroarylene group, where at least one of Aror Aris a group other than a phenylene group; Rto Reach 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; Land Leach independently represent a single bond, an oxygen atom, an ester bond, or the like; Rand Reach independently represent a divalent linking group containing a branched alkylene group; and Rand Reach independently represent a hydrogen atom or a methyl group.

Compound, curable composition, cured product, optical member, and lens

An object of the present invention is to develop a compound and a curable composition which are capable of providing an optical member having favorable refractive index characteristics and a high degree of moisture-heat resistance. The present invention relates to a compound represented by General Formula (1), a curable composition containing the compound, a semi-cured product, a cured product, an optical member, and a lens. At least one of R, . . . , or Rrepresents an aryl group or a heteroaryl group which is substituted by a substituent containing a (meth)acryloyloxy group, and at least one of R, . . . , or Rrepresents an aryl group or a heteroaryl group. 

Curable composition, semi-cured product, cured product, optical member, lens, and compound

An object of the present invention is to provide a phase difference film that can exhibit sufficient reciprocal wavelength dispersibility. The present invention includes a copolymer containing at least one selected from a unit represented by Formula (1) and a unit represented by Formula (2), and a unit represented by Formula (3), in which 20 nm&#x3c;Re (548)&#x3c;300 nm, 0.5&#x3c;Re (446)/Re (548)&#x3c;1.0, and 1.0&#x3c;Re (629)/Re (548)&#x3c;2.0. Here, Re (446), Re (548), and Re (629) represent in-plane retardations at wavelengths of 446 nm, 548 nm, and 629 nm, respectively.

Phase difference film

A curable composition contains a compound represented by General Formula (1): 

Disclosed is a polycarbonate resin including a constitutional unit represented by Formula (1). The resin provides a molded article having a sufficiently low Abbe number and excellent durability under high temperature and high humidity. Rto Rare a hydrogen atom or a substituent having &#x3c3;of less than &#x2212;0.15, Rto Rrepresent a substituent, Arand Arrepresent an aryl or heteroaryl group, and Aris an aromatic fused ring group. 

Polycarbonate resin, molded article, optical member, and lens

Disclosed is a polycarbonate resin having a constitutional unit represented by Formula (1). The resin provides a molded article having a sufficiently low Abbe number and having high abnormal dispersibility may be molded. Yand Yare an oxygen, sulfur, nitrogen or carbon atom; Z is an atomic group for forming a 5- to 7-membered ring; Rto Rrepresent a substituent; and Arand Arrepresent an aryl or heteroaryl group. 

A cured product of a compound of the following formula has a low Abbe number and a high abnormal dispersibility. X and Y are O, S, N or S; Z and X&#x2014;C&#x2550;C&#x2014;Y form 5 to 7-membered ring; Rand Rrepresents H, alkoxy, mercapto, thioalkoxy, amino, alkylamino, carboxy, alkylcarbonyloxy, carbamoyloxy or alkoxycarbonyloxy; and Rto Rrepresent substituent. 

An object of the present invention is to provide a composition for forming an organic semiconductor film that makes it possible to obtain an organic semiconductor film having excellent mobility and uniformity thereof, an organic semiconductor element including an organic semiconductor film having excellent mobility and uniformity thereof, and a method for manufacturing the organic semiconductor element. The composition for forming an organic semiconductor film of the present invention contains an organic semiconductor as a component A and a polymer chemically modified some or all of the ethylenically unsaturated double bonds of a ethylenically unsaturated double bond-containing polymer, as a component B. It is preferable that the ethylenically unsaturated double bond-containing polymer is at least one kind of polymer selected from the group consisting of natural rubber, an acrylonitrile-butadiene copolymer, polyisoprene, a styrene-butadiene copolymer, polybutadiene, polychloroprene, an ethylene-propylene-diene copolymer, a styrene-butadiene-styrene block copolymer, and a styrene-isoprene-styrene block copolymer.

Composition for forming organic semiconductor film, organic semiconductor element, and method for manufacturing organic semiconductor element

An object of the present invention is to provide a composition for forming an organic semiconductor film that makes it possible to obtain an organic semiconductor film having excellent mobility and heat stability, an organic semiconductor element including an organic semiconductor film having excellent mobility and heat stability, and a method for manufacturing the organic semiconductor element. The composition for forming an organic semiconductor film of the present invention contains an organic semiconductor having a condensed polycyclic aromatic group and a polymer, in which the number of rings in the condensed polycyclic aromatic group is equal to or greater than 4, at least two rings in the condensed polycyclic aromatic group contain at least one atom selected from the group consisting of a sulfur atom, a nitrogen atom, a selenium atom, and an oxygen atom, the condensed polycyclic aromatic group contains, as a partial structure, at least any one structure selected from the group consisting of a benzene ring, a naphthalene ring, and a phenanthrene ring, and the polymer has a glass transition temperature of equal to or higher than &#x2212;100&#xb0; C. and equal to or less than &#x2212;30&#xb0; C. and an elastic recovery of equal to or less than 30%.

Growing community of inventors

Kanagawa, Japan

Takafumi Nakayama