Mitsubishi Gas Chemical Company, Inc.

Dai Nippon Printing Co., Ltd.

Manabu Hirakawa

Noriyuki Kato

Makoto Abe

Mitsuharu Kitamura

Takashi Motoi

Satoshi Goishihara

Hirotoshi Suetsugu

Hidenori Nakamura

Eiichi Honda

Yasuaki Yoshimura

Yuichiro Satake

Isao Inoue

Koujiro Ohkawa

Shinya Ikeda

Kentaro Ishihara

Mitsuteru Kondo

Munenori Shiratake

Kenro Hirata

Koichi Kinoshita

Tetsuo Matsukura

Hirohito Ishizuka

Mark Kantor

Katsushi Nishimori

Kazuo Matsufuji

Mitsutake Suematsu

Yuta Nakanishi

Shoko Murata Suzuki

Tatsuki Nyuui

Provided is a thermoplastic resin including constituent units represented by general formula (1). (In formula (1), R1 and R2 each independently represent: a hydrogen atom; a fluorine atom; a chlorine atom; a bromine atom; an iodine atom; a C1-6 alkyl group; a monocyclic or polycyclic C6-36 aryl group; a monocyclic or polycyclic heteroaryl group having 5-36 ring atoms, 1, 2, 3, or 4 of the ring atoms being selected from nitrogen, sulfur, and oxygen, and the other ring atoms being carbon in the heteroaryl group; a C2-6 alkenyl group; a C1-6 alkoxy group; or a C7-17 aralkyl group. In formula (1), X, a, and bare each as described in the present specification.)

Thermoplastic resin, method for manufacturing same, and optical lens

A heat-generating plate that generates heat when a voltage is applied, including a pair of glasses, a pair of bus bars to which the voltage is applied, and a heat-generating conductor that can couple between the pair of bus bars. The heat-generating conductor includes a plurality of conductive thin wires that linearly extends between the pair of bus bars and couples between the pair of bus bars. An average Wof a width W of one of said conductive thin wires is within a range of the following formula(a) relative to a standard deviation σ of distribution of the width W: 0≤4σ/W≤0.3 (Formula(a)).

Heat-generating plate

Provided is a polyester carbonate resin having a constituent unit (I) represented by the following general formula (1), a constituent unit (II) represented by the following general formula (2), and a constituent unit (III) represented by the following general formula (3):

Polyester carbonate resin, and molded body which is obtained by molding resin composition containing resin

A polyester resin composition containing: wherein Ris a hydrogen atom, CHor CH, Rand Rare each independently a hydrogen atom or CH, and n is 0 or 1.

Polyester resin composition

Provided is a thermoplastic resin having a constituent unit represented by the following general formula (I):

Thermoplastic resin, molded object, and monomer for thermoplastic resin

A polyester carbonate resin is provided and includes a constituent unit represented by the following general formula (1), a constituent unit represented by the following general formula (2), and a constituent unit represented by the following general formula (3): wherein R represents hydrogen or an alkyl group containing 1 to 4 carbon atoms, wherein Q represents the following: wherein n and m each independently represent an integer of 0 to 5, and

Polyester carbonate resin and optical lens

A heating plate includes: a pair of glass plates; a conductive pattern disposed between the pair of glass plates and defining a plurality of opening areas; and a joint layer disposed between the conductive pattern and at least one of the pair of glass plates; wherein the conductive pattern includes a plurality of connection elements that extend between two branch points to define the opening areas; and a rate of the connection elements, which are straight line segments connecting the two branch points, relative to the plurality of connection elements, is less than 20%.

Heating plate, conductive pattern sheet, vehicle, and method of manufacturing heating plate

A patterned conductor that includes a metal linear conductor positioned on one placement surface that has a main cut surface orthogonal to its longitudinal direction, a plurality of metal crystal grains. In the main cut surface of thereof, a metal crystal grain(s) having a length halong a normal direction to the placement surface, which length is larger than one third of a height H of the linear conductor along the normal direction to the placement surface. A minimum value of a ratio (h/w), which is a ratio of the length hof the metal crystal grain(s) along the normal direction to the placement surface with respect to a length walong the placement surface, is not less than 1.2.

Patterned conductor, sheet with conductor, heating plate, vehicle, and manufacturing method of patterned conductor

Provided is a polycarbonate resin composition containing polycarbonate resin (A) having structural units represented by general formula (1) and polycarbonate resin (B) having a structural unit represented by general formula (2): (in general formula (1), R represents a hydrogen atom or C-Calkyl group); (in general formula (2), Rand Reach independently represent a hydrogen atom, C-Calkyl group, C-Calkoxyl group, C-Ccycloalkyl group, C-Ccycloalkoxyl group, C-Caryl group or C-Caryloxy group, and Y represents a C-Calkylene group.)

Polycarbonate resin composition and optical lens using same

A heating plateincludes: a pair of glass plates; a conductive patterndisposed between the pair of glass platesand defining a plurality of opening areas; and a joint layerdisposed between the conductive patternand at least one of the pair of glass plates; wherein the conductive patternincludes a plurality of connection elementsthat extend between two branch pointsto define the opening areas; and a total value of lengths of straight line segments connecting the two branch pointsis less than 20% of a total value of the plurality of connection elements

The present invention makes it possible to provide a polycarbonate copolymer including structural units represented by general formula (K) and structural units represented by general formula (1). (In general formula (K), R represents H, CHor CHCH.) (In general formula (1), Q represents a C5 or higher aliphatic hydrocarbon group optionally including a hetero atom.).

Polycarbonate copolymer, optical lens and film in which said polycarbonate copolymer is used, and method for producing said copolymer

The present invention addresses the problem of providing a resin having a high Abbe number and a small difference in hygroscopic expansion coefficient with respect to a polycarbonate resin having a low Abbe number and a high refractive index. The above problem can be solved by a polycarbonate resin including structural units represented by general formula (1). In general formula (1), R represents H, CH, or CH. 

Polycarbonate resin and optical lens

A process for producing a polycarbonate resin by reacting raw materials of a bifunctional compound and diphenyl carbonate, where the bifunctional compound is an isomer mixture of:  

Bifunctional compound having norbornane skeleton and method for producing same

A heating plateincludes: a pair of glass plates; a conductive patterndisposed between the pair of glass platesand defining a plurality of opening areas; and a joint layerdisposed between the conductive patternand at least one of the pair of glass plates; wherein the conductive patternincludes a plurality of connection elementsthat extend between two branch pointsto define the opening areas; and a rate of the connection elements, which are straight line segments connecting the two branch points, relative to the plurality of connection elements, is less than 20%.

A method for producing a bifunctional compound of formula (3)  

Growing community of inventors

Tokyo, Japan

Manabu Hirakawa