Canon Kabushiki Kaisha

Samsung Electronics Co., Ltd.

Satoshi Igawa

Shinjiro Okada

Jun Kamatani

Takao Takiguchi

Masashi Hashimoto

Akira Tsuboyama

Manabu Furugori

Takashi Moriyama

Seishi Miura

Naoki Yamada

Hironobu Iwawaki

Kenji Yamada

Akihito Saitoh

Keiji Okinaka

Minako Nakasu

Hidemasa Mizutani

Kengo Kishino

Isao Kawata

Akihiro Senoo

Shinichi Nakamura

Wataru Kubo

Koji Noguchi

Takayuki Horiuchi

Masanori Muratsubaki

Chika Negishi

Yuto Ito

Minako Kurokawa

Tetsuya Tamura

Jun Yamamoto

Tetsuya Kosuge

Hiroyuki Tomono

Ryota Ooishi

Kazunori Ueno

Hiroki Ohrui

Shigemoto Abe

Jian Chen

Kentaro Ito

Satoshi Ota

Yuko Chishina

Kazuho Saeki

Chika Nishi

Takao Takuguchi

Takuji Hirose

Masahi Hashimoto

As an example of an EC element in which vertical color separation is suppressed, the present disclosure provides an EC element including a pair of electrodes, a solvent, an anodic EC compound, and a cathodic EC compound. In the EC element, the difference between a solvation free energy of an oxidized form of the anodic EC compound in water and a solvation free energy of the oxidized form in octanol is 35 kcal/mol or more, and the cathodic EC compound has a substituent containing any one element selected from halogens, sulfur, boron, phosphorus, and silicon.

Electrochromic element, optical filter, lens unit, image pickup apparatus, and window member

The present disclosure provides an organic compound represented by the following general formula [1]:

Organic compound, and electrochromic element, optical filter, image pickup apparatus, window, and electrochromic mirror containing the same

An organic compound that absorbs light of a wavelength range from 450 nm to 580 nm in a reduction state and is colored and that is superior in high-temperature drive durability and that is expressed by the following formula [1]. Zand Zeach represent a substituent. Rto Reach represent a hydrogen atom or a substituent. Rand Rare optionally bound to each other to form a ring. Rand Reach represent a hydrogen atom or a substituent. Xrepresents an anion, and n is an integer greater than or equal to 1. When n is 2 or greater, two or more Xs are the same or different from each other.

Organic compound and electrochromic element

Provided is an organic metal complex having a structure represented by the following general formula (1):MLL'&#x2003;&#x2003;(1)where: M represents a metal atom selected from Ir, Pt, Rh, Os, and Zn; L and L&#x2032;, which are different from each other, each represent a bidentate ligand; m represents an integer of 1 to 3 and n represents an integer of 0 to 2, provided that m+n is 3; a partial structure MLrepresents a structure represented by the following general formula (2): and a partial structure ML&#x2032;represents a structure including a monovalent bidentate ligand.

Organic metal complex, and organic light emitting device and display apparatus using the same

As an example of an EC element in which vertical color separation is suppressed, the present disclosure provides an EC element including a pair of electrodes, a solvent, an anodic EC compound, and a cathodic EC compound. In the EC element, the difference between a solvation free energy of an oxidized form of the anodic EC compound in water and a solvation free energy of the oxidized form in octanol is 35 kcal/mol or more, and the difference between a solvation free energy of a reduced form of the cathodic EC compound in propylene carbonate and a solvation free energy of the reduced form in octanol is &#x2212;35 kcal/mol or less.

An organic compound is represented by general formula (1) below: 

Organic compound, electrochromic device, electrochromic apparatus, optical filter, image pickup apparatus, lens unit, and window member

An organic compound represented by the following general formula is provided.  In the above formula (1), Rto Reach independently represent a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an acyl group, or a halogen atom provided that at least one of R, R, and Rrepresents the alkoxy group or the aryloxy group; and Rto Rmay form a ring structure therebetween. Rand Reach independently represent an alkyl group, an aryl group, or an aralkyl group. In addition, Rto Reach independently represent a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, an aralkyl group, an acyl group, or a halogen atom and may form a ring structure therebetween. The above groups except the acyl group may be substituted when necessary.

Organic compound, electrochromic element containing the same, optical filter, lens unit, imaging device, and window material

An electrochromic device according to the present disclosure includes an electrochromic element that includes a first electrode, a second electrode, and an electrochromic layer disposed between the first electrode and the second electrode. The electrochromic layer contains an anodic electrochromic compound and an oxidizable substance. The oxidizable substance is a substance which substantially does not undergo a color change due to oxidation and whose oxidant is not reduced. An oxidation reaction of the oxidizable substance is less likely to occur than an oxidation reaction of the anodic electrochromic compound. A controller is configured to control oxidation of the oxidizable substance based on a charge balance of the electrochromic element.

Electrochromic device, optical filter, lens unit, imaging apparatus, window member, and driving method

An organic compound denoted by formula [1], where each of Xand Xis independently selected from an alkyl group optionally having a substituent, an aryl group optionally having a substituent, and an aralkyl group optionally having a substituent, each of Rto Ris independently selected from a hydrogen atom and a substituent, Y represents an alkyl group optionally having a substituent or an aryl group optionally having a substituent, and each of Aand Aindependently represents a monovalent anion.

Organic compound, electrochromic device, optical filter, image pickup apparatus, window, and electrochromic mirror

An organic compound according to one embodiment of the present invention is an organic compound represented by general formula (1). Each of Xand Xis an alkyl group or the like that may have a substituent. Each of Rto Ris a hydrogen atom, an alkyl group that may have a substituent, or the like. Each of Rand Ris a hydrogen atom, an alkyl group that may have a substituent, or the like. Aand Aindependently represent a monovalent anion, respectively.

Provided is an electrochromic element, including: a pair of electrodes; and an electrochromic layer disposed between the pair of electrodes and containing a plurality of kinds of organic electrochromic compounds, in which: at least one kind of the plurality of kinds of organic electrochromic compounds includes an organic electrochromic compound having an absorption peak in a wavelength region of 700 nm or more during coloring thereof; and when an optical density in a decolored state thereof is defined as 0, a fluctuation ratio of a transmittance in a wavelength region of from 650 nm or more to 700 nm or less with respect to a central transmittance is within &#xb1;15% at an optical density of 0.3.

Electrochromic element, optical filter, lens unit, imaging apparatus, and window member

Provided is an organic compound, which is represented by the general formula (1): in the general formula (1), Rand Rare each independently selected from the group consisting of an alkyl group having 1 or more and 20 or less carbon atoms, an aryl group, an aralkyl group, and a heteroaryl group, Rand Rare each independently selected from an alkyl group having 1 or more and 10 or less carbon atoms, and an alkoxy group having 1 or more and 10 or less carbon atoms, and Aand Aeach independently represent a monovalent anion.

Organic compound, electrochromic element, optical filter, lens unit, image pickup apparatus, and window member

An organic compound represented by General Formula (1),  in which, in General Formula (1), Rrepresents an alkyl group or an alkoxy group, Xand Xare each independently selected from an alkyl group which may have a substituent, an aryl group which may have a substituent, or an aralkyl group which may have a substituent, and Aand Aeach independently represent a monovalent anion.

Organic compound, electrochromic compound, and electrochromic element, optical filter, lens unit, imaging device, and window component having same

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Fujisawa, Japan

Satoshi Igawa