Konica Corporation

Konica Minolta Medical and Graphic, Inc.

Konica Minolta, Inc.

Norio Miura

Tawara Komamura

Kiyoshi Fukusaka

Kazuaki Nakamura

Masato Nishizeki

Noritaka Nakayama

Taketoshi Yamada

Ryohei Iwamoto

Yoriko Nakayama

Kaori Ono

Tatsuo Tanaka

Toshihisa Takeyama

Katsunori Katoh

Toshiyuki Matsumura

Takamune Hattori

Emiko Kataoka

Kimihiko Okubo

Shuji Kida

Toshiyuki Takabayashi

Takeo Arai

Hidenobu Ohya

Nobuaki Kagawa

Hiroshi Kashiwagi

Kiyokazu Morita

Kazuhiko Hirabayashi

Hideki Takiguchi

Satoshi Nakagawa

Toshiya Kondo

Toshihiko Kimura

Yoshihiko Suda

Kazuhiro Miyazawa

Akira Onishi

Kimihiko Ookubo

Seiji Hidaka

Mitsunori Matsuura

Motoaki Sugino

Mitsuhiro Fukuda

Ayumu Nishijima

Soc Man Ho Kimura

Dai Ikemizu

Mari Honda

Naoyo Suzuki

Hiroyuki Yasukawa

Keiko Ishidai

Takeshi Kurata

Yoko Kimura

Ryouhei Iwamoto

An organic electroluminescent element having at least one organic layer including a light emitting layer sandwiched between a positive electrode and a negative electrode, which is characterized in that at least one organic layer contains an organometallic complex represented by General Formula (2). 

Organic electroluminescent element, lighting device and display device

One objective of the present invention is to provide an organic EL element which is suppressed in change in the resistance of a light emitting layer after passing a current therethrough for a long period of time, thereby having good emission spectrum chromaticity, and which is suppressed in change in the emission characteristics over time. Another objective of the present invention is to provide a lighting device and a display device, each of which uses the organic EL element. An organic electroluminescent element of the present invention is provided with a pair of electrodes and one or more organic layers that are arranged between the pair of electrodes, and is characterized in that one or more layers among the organic layers contain a compound that has a structure represented by general formula (1).

Organic electroluminescent element, and lighting device and display device which are provided with same

A material for an organic electroluminescent element contains a compound represented by Formula (1): where Rto Rindependently represent a group such as a deuterium atom and a halogen atom; at least one of Rto Ris a group represented by Formula (2); if pluralities of Rto Rare present, these substituents may be the same or different or may be bonded to each other to form a ring; n1 represents an integer of 0 to 8; n2 represents an integer of 0 to 3; n3 represents an integer of 0 to 4; n1+n2+n3 is 1 or more; Cbz represents a carbazolyl group; X represents an oxygen atom or a sulfur atom; and Lrepresents a single bond or a divalent linking group.

Material for organic electroluminescent element, organic electroluminescent element, illumination device, and display device

An active ray curable ink-jet ink composition comprising a photo-induced acid generating agent containing an onium salt which does not generate benzene under active ray radiation, and a photopolymerizable compound containing a compound having an oxetane ring in the molecule.

Active ray curable ink-jet composition, image forming method using the same, ink-jet recording apparatus, and triarylsulfonium salt compound

An active ray curable composition, including an epoxy compound which is represented by Formula (A) and an oxetane compound, The active ray curable compound exhibiting a viscosity of 1 to 500 mPa&#xb7;s at 25&#xb0; C.: 

Active ray curable composition, active ray curable ink, image forming method and inkjet recording apparatus utilizing the same

Disclosed is a light sensitive composition containing a compound A having a group capable of undergoing radical polymerization, a compound B having a group capable of undergoing cationic polymerization, a photopolymerization initiator C, and a polymer binder D, the light sensitive composition being characterized in that the photopolymerization initiator C comprises an iron-arene complex and a halogenated alkyl group-containing compound.

Photosensitive composition, photosensitive lithography plate and method for producing lithography plate

A silver salt photothermographic material is disclosed, comprising light-insensitive organic silver salt grains and light-sensitive silver halide grains, a reducing agent for silver ions and a binder, wherein the reducing agent is a compound represented by the following formula (1) and the light-sensitive layer further comprises a hindered phenol represented by the following formula (2) 

Silver salt photothermographic dry imaging material

Disclosed is a light sensitive composition comprising an addition polymerizable ethylenically unsaturated monomer A), a photopolymerization initiator B), a polymer binder C), and a cation-polymerization compound D), wherein the photopolymerization initiator D) is an iron-arene complex.

Light sensitive composition, planographic printing plate material, and image formation method

A photothermographic imaging material having high sensitivity and superior temporal storage stability. The photothermographic imaging material includes silver halide on at least one side of a support, and includes at least one kind of the compounds represented by the following general formula (1).

Photothermographic imaging material

Photothermographic material

Thermal transfer recording material and thermal transfer recording method

Silver salt photothermographic imaging material, and image recording method and image forming method by the use thereof

A silver halide photographic photosensitive material is disclosed. The silver halide photographic photosensitive material comprises a hydrazine compound at least one alkyl group which has no atom other than carbon and hydrogen atoms, has three or more branches, and does not bond to aromatic ring directly.

Silver halide photographic light sensitive material and hydrazine compound employed in it

Silver halide photographic emulsion

Growing community of inventors

Sagamihara, Japan

Norio Miura