Showa Denko Materials Co., Ltd.

Iori Fukushima

Naoki Asano

Kazuyuki Kamo

Hiroshi Takaira

Shigeaki Funyuu

Ryota Moriyama

Shunsuke Kodama

Kenichi Ishitsuka

Hirotaka Sakuma

Shunsuke Ueda

Tomotsugu Sugioka

Yuki Yoshinari

Daisuke Ryuzaki

An organic electronic material containing a charge transport compound having at least one of the structural regions represented by formulas (1), (2) and (3) shown below. In the formulas, Ar represents an arylene group or heteroarylene group of 2 to 30 carbon atoms, a represents an integer of 1 to 6, b represents an integer of 2 to 6, c represents an integer of 2 to 6, and X represents a substituted or unsubstituted polymerizable functional group.&#x2014;Ar&#x2014;O&#x2014;(CH)&#x2014;O&#x2014;CH&#x2014;X&#x2003;&#x2003;(1)&#x2014;Ar&#x2014;(CH)&#x2014;O&#x2014;CH&#x2014;X&#x2003;&#x2003;(2)&#x2014;Ar&#x2014;O&#x2014;(CH)&#x2014;X&#x2003;&#x2003;(3)

Organic electronic material and use of same

One embodiment relates to an organic electronic material containing a charge transport polymer, wherein the charge transport polymer is a polymer which, when 25 &#x3bc;L portions of methanol are added dropwise and stirred into 1,000 &#x3bc;L of a solution containing the charge transport polymer and toluene in a ratio of 20 mg of the charge transport polymer per 2,290 &#x3bc;L of toluene, the amount of methanol added by the time cloudiness develops in the solution is greater than 350 &#x3bc;L.

Organic electronics material and organic electronics element

A charge transport material containing a charge transport polymer that satisfies at least one of (I) or (II) described below: (I) to independently have both a monovalent substituent having an alicyclic structure of 7 or more carbon atoms, and a monovalent substituent having a carbonyl-containing group; and (II) to have a monovalent substituent that includes a monovalent substituent having an alicyclic structure of 7 or more carbon atoms bonded directly to a carbonyl-containing group.

Charge-transport material and utilization thereof

An organic electronic material containing a charge transport compound having a structural region represented by formula (I) and having a weight average molecular weight greater than 40,000.&#x2014;Ar&#x2014;X&#x2014;Y&#x2014;Z&#x2003;&#x2003;(I)In the formula, Ar represents an arylene group or heteroarylene group of 2 to 30 carbon atoms, X represents a linking group, Y represents an aliphatic hydrocarbon group of 1 to 10 carbon atoms, and Z represents a substituted or unsubstituted polymerizable functional group.

Organic electronic material, organic layer, organic electronic element, organic electroluminescent element, display element, illumination device, and display device

An organic electronic material containing a charge transport polymer for which, in a molecular weight distribution chart measured by GPC, the area ratio accounted for by components having a molecular weight of less than 20,000 is not more than 40%, and the area ratio accounted for by components having a molecular weight of 500 or less is not more than 1%.

Growing community of inventors

Tsukuba, Japan

Iori Fukushima