Sumitomo Chemical Company, Limited

Hitachi Maxell, Limited

Ken Yoshimura

Kenichiro Ohya

Lanny Steven Liebeskind

Tetsutaro Inoue

Yasunori Uetani

Makoto Satoh

Shin-ichi Kumamoto

Tsugihiro Doi

Mitsunori Nodono

Katsuhiko Iwasaki

Masamitsu Ishitobi

Shin-Ya Tanaka

Hiroshi Shinoda

Arihiro Yashiro

Katsuhiro Suenobu

Motoaki Usui

Haruki Otsuka

Takehito Kato

Compound comprising structural units represented by formula (1) and formula (2): 

Compound and electronic device

The present invention provides a macromolecular compound by which the short-circuit current density and the photoelectric conversion efficiency are enhanced when the macromolecular compound is used in an organic layer contained in a photovoltaic cell. Specifically, the present invention provides a macromolecular compound having a structural unit represented by Formula (1): wherein Arand Arare the same as or different from each other and represent a trivalent heterocyclic group; Xrepresents &#x2014;O&#x2014;, &#x2014;S&#x2014;, &#x2014;C(&#x2550;O)&#x2014;, &#x2014;S(&#x2550;O)&#x2014;, &#x2014;SO&#x2014;, &#x2014;Si(R)(R)&#x2014;, &#x2014;N(R)&#x2014;, &#x2014;B(R)&#x2014;, &#x2014;P(R)&#x2014;, or &#x2014;P(&#x2550;O)(R)&#x2014;; and Rrepresents an alkyl group having 6 or more carbon atoms, an alkyloxy group having 6 or more carbon atoms, an alkylthio group having 6 or more carbon atoms, an aryl group having 6 or more carbon atoms, an aryloxy group having 6 or more carbon atoms, an arylthio group having 6 or more carbon atoms, an arylalkyl group having 7 or more carbon atoms, an arylalkyloxy group having 7 or more carbon atoms, an arylalkylthio group having 7 or more carbon atoms, an acyl group having 6 or more carbon atoms, or an acyloxy group having 6 or more carbon atoms.

Macromolecular compound

A photoelectric conversion device that contains a polymer compound having a structural unit represented by formula (1) having high photoelectric conversion efficiency: wherein, Xand Xare the same or different and represent a nitrogen atom or &#x2550;CH&#x2014;; Yrepresents a sulfur atom, an oxygen atom, a selenium atom, &#x2014;N(R)&#x2014; or &#x2014;CR&#x2550;CR&#x2014;; R, Rand Rare the same or different and represent a hydrogen atom or a substituent; Wrepresents a cyano group, a monovalent organic group having a fluorine atom or a halogen atom; Wrepresents a cyano group, a monovalent organic group having a fluorine atom, a halogen atom or a hydrogen atom.

Polymer compound

A reactive compound represented by the following formula (I): in the formula (I), Z represents a divalent group. A plurality of Y may be the same or different, and represent a monovalent boronate residue having at least one hydroxyl group, Arand Armay be the same or different, and represent a trivalent aromatic hydrocarbon group or a trivalent heterocyclic group.

Reactive compound

The present invention provides a macromolecular compound by which the short-circuit current density and the photoelectric conversion efficiency are enhanced when the macromolecular compound is used in an organic layer contained in a photovoltaic cell. Specifically, the present invention provides a macromolecular compound having a structural unit represented by Formula (1): 

A polymer compound comprising a repeating unit represented by the formula (A) and a repeating unit represented by the formula (B) manifests large absorbance of light having long wavelength, and can be used in an organic photoelectric conversion device and an organic thin film transistor. [in the formula (A) and the formula (B), R represents a hydrogen atom, a fluorine atom, an optionally substituted alkyl group, an alkoxy group optionally substituted by a fluorine atom, an aryl group, a heteroaryl group, a group represented by the formula (2) or a group represented by the formula (2). A plurality of R may be the same or mutually different. Arand Arrepresent an optionally substituted tri-valent aromatic hydrocarbon group having 6 to 60 carbon atoms or a trivalent heterocyclic group having 4 to 60 carbon atoms.].

Polymer compound and organic photoelectric conversion device

A polymer compound comprising a constituent unit represented by the formula (1), the formula (2), the formula (3) or the formula (4) can be utilized for producing an organic film solar battery showing high open end voltage: (in the formulae (1) to (4), Arrepresents a tri-valent aromatic carbocyclic group or a tri-valent aromatic heterocyclic group. Arrepresents a tetra-valent aromatic carbocyclic group or a tetra-valent aromatic heterocyclic group. Z represents &#x2014;O&#x2014;, &#x2014;S&#x2014;, &#x2014;C(C&#x2550;O)&#x2014;, &#x2014;S(&#x2550;O)&#x2014;, &#x2014;SO&#x2014;, &#x2014;Si(R)&#x2014;, &#x2014;N(R)&#x2014;, &#x2014;B(R)&#x2014;, &#x2014;P(R)&#x2014; or &#x2014;P(&#x2550;O)(R)&#x2014;. R represents a hydrogen atom, a halogen atom or a mono-valent group.).

Polymer compound and electronic device using the same

A polymer compound including a structural unit represented by formula (I) or a structural unit represented by formula (III) and a structural unit represented by formula (II) has high photoelectric conversion efficiency when used in an organic photoelectric conversion device. wherein Arand Arare the same or different and represent trivalent heterocyclic group; Z represents a divalent group; Y represents a divalent heterocyclic group; wherein Arand Arare the same or different and represent trivalent heterocyclic group; Z represents a divalent group; Y represents a divalent heterocyclic group; two Ars may be the same or different; two Ars may be the same or different; and two Z's may be the same or different.-D-&#x2003;&#x2003;(II)wherein D represents an arylene group or a heteroarylene group having a fused ring, provided that a divalent heterocyclic group represented by Y is different from a group represented by D.

Polymeric compound and electronic element

A polymer compound, is provided in which at least a part of repeating units has a group containing a carbon cluster structure. The polymer compound preferably one or more, more preferably two or more, units selected from an arylene unit, a heteroarylene unit and an aromatic amine unit, as repeating units.

Polymer compound having carbon cluster structure and organic device using same

The present invention provides a macromolecular compound by which the short-circuit current density and the photoelectric conversion efficiency are enhanced when the macromolecular compound is used in an organic layer contained in a photovoltaic device. Specifically, the present invention provides a macromolecular compound having a structural unit represented by Formula (1): 

The present invention provides a photovoltaic cell having a large short-circuit current density and a large photoelectric conversion efficiency. This photovoltaic cell comprises: 

Photovoltaic device

Photovoltaic cell

There are provided a new crosslinked polymer electrolyte excellent in water resistance and solvent resistance, high in heat resistance, inexpensive and low in methanol permeability, and suitable for the proton conductive membrane of a fuel cell, by means of the crosslinked polymer electrolyte obtained by the following (1) or (2), and its production method. (1) A compound having two or three or more reactive groups is reacted with a polymer electrolyte. (2) A compound having two or three or more reactive groups is reacted with a polymer to obtain a crosslinked polymer and then an ion exchange group is introduced into the resultant polymer.

Crosslinked polymer electrolyte and method for producing same

The present invention provides a novel polymer having oxocarbon groups which is particularly useful in battery and fuel cell applications.

Polymer having oxycarbon group, and use thereof

The present invention provides a novel polymer composed of polyarylene in the main chain and having oxocarbon groups which is particularly useful in battery and fuel cell applications.

Growing community of inventors

Tsukuba, Japan

Ken Yoshimura