Patents by Inventor Shota Moriwaki
Shota Moriwaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9388101Abstract: A polymer compound comprising a constitutional unit represented by the formula (1): in the formula, Ar1 represents an aromatic hydrocarbon group or an aromatic heterocyclic group, E represents a group obtained by removing one hydrogen atom in a compound represented by the formula (2): in the formula, R1 to R10 represents a hydrogen atom, an alkyl group, an aryl group, a monovalent aromatic heterocyclic group or a group represented by —O—RA, RA represents an alkyl group, an aryl group or a monovalent aromatic heterocyclic group, and aa is an integer of 1 or more.Type: GrantFiled: February 24, 2011Date of Patent: July 12, 2016Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomoyasu Yoshida, Hidenori Hanaoka, Shota Moriwaki
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Patent number: 8502209Abstract: A polymer compound comprising a repeating unit represented by the formula (I): [wherein X1 represents an oxygen atom, a sulfur atom or N(RN)—, R1 to R4 and RN represent a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an arylalkenyl group, an arylalkynyl group, a mono-valent heterocyclic group or the like.].Type: GrantFiled: May 28, 2009Date of Patent: August 6, 2013Assignee: Sumitomo Chemical Company, LimitedInventors: Shota Moriwaki, Osamu Goto, Tomoko Takasuka
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Publication number: 20120326095Abstract: A polymer compound comprising a constitutional unit represented by the following formula (1-1) and/or formula (2-1); wherein R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 each independently represent a hydrogen atom, an optionally substituted alkyl group, an optionally substituted aryl group, an optionally substituted monovalent aromatic heterocyclic group, or the group —O—RA; where RA represents an optionally substituted alkyl group, an optionally substituted aryl group or an optionally substituted monovalent aromatic heterocyclic group, and when multiple RA groups are present, the RA groups may be the same or different.Type: ApplicationFiled: January 27, 2011Publication date: December 27, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Tomoyasu Yoshida, Hidenori Hanaoka, Shota Moriwaki
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Publication number: 20120313052Abstract: A polymer compound comprising a constitutional unit represented by the formula (1): in the formula, Ar1 represents an aromatic hydrocarbon group or an aromatic heterocyclic group. E represents a group obtained by removing one hydrogen atom in a compound represented by the formula (2): in the formula, R1 to R10 represents a hydrogen atom, an alkyl group, an aryl group, a monovalent aromatic heterocyclic group or a group represented by —O—RA. RA represents an alkyl group, an aryl group or a monovalent aromatic heterocyclic group. aa is an integer of 1 or more.Type: ApplicationFiled: February 24, 2011Publication date: December 13, 2012Inventors: Tomoyasu Yoshida, Hidenori Hanaoka, Shota Moriwaki
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Patent number: 8298685Abstract: Disclosed is a block copolymer characterized by containing a block (A) containing two or more different repeating units respectively composed of a specific divalent heterocyclic group, and a repeating unit composed of an arylene group, and a block (B) containing a repeating unit composed of an arylene group and a repeating unit composed of a divalent aromatic amine residue. Also disclosed are a composition containing a solvent, a light-emitting material other than the block copolymer, a hole-transporting material other than the block copolymer, an electron-transporting material other than the block copolymer or a combination of two or more of them, in addition to the block copolymer; a light-emitting thin film characterized by containing the block copolymer; and a polymer light-emitting device characterized by having an anode, a cathode and an organic layer containing the block copolymer and arranged between the anode and the cathode.Type: GrantFiled: February 1, 2008Date of Patent: October 30, 2012Assignee: Sumitomo Chemical Company, LimitedInventors: Shota Moriwaki, Hidenobu Kakimoto, Tomoya Nakatani
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Publication number: 20110156018Abstract: A polymer compound comprising a repeating unit represented by the formula (I): [wherein X1 and X2 are the same or mutually different and represent an oxygen atom, a sulfur atom, —N(RN)— or C(Rc1)?C(Rc2)—, R1, R2, R3, R4, RN, Rc1 and Rc2 are the same or mutually different and represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an arylalkenyl group, an arylalkynyl group, a mono-valent heterocyclic group, a heterocyclic thio group, an amino group, a substituted amino group, a silyl group, a substituted silyl group, an acyl group, an acyloxy group, an imine residue, an amide group, an acid imide group, a carboxyl group, a substituted carboxyl group, a cyano group or a nitro group, and Ar1 represents a di-valent heterocyclic group.].Type: ApplicationFiled: August 26, 2009Publication date: June 30, 2011Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, SUMATION CO., LTD.Inventors: Shota Moriwaki, Osamu Goto, Kohei Asada
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Publication number: 20110073854Abstract: A polymer compound comprising a repeating unit represented by the formula (I): [wherein X1 represents an oxygen atom, a sulfur atom or N(RN)—, R1 to R4 and RN represent a hydrogen atom, a halogen atom, an alkyl group, an alkenyl group, an alkynyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an arylalkenyl group, an arylalkynyl group, a mono-valent heterocyclic group or the like.].Type: ApplicationFiled: May 28, 2009Publication date: March 31, 2011Applicants: SUMITOMO CHEMICAL COMPANY, LIMITED, SUMATION CO., LTD.Inventors: Shota Moriwaki, Osamu Goto, Tomoko Takasuka
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Publication number: 20100276643Abstract: Disclosed is a composition which is characterized by obtained by bringing an adsorbent into contact with a composition containing a fullerene derivative and a solvent.Type: ApplicationFiled: December 25, 2008Publication date: November 4, 2010Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yasunori Uetani, Shota Moriwaki
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Publication number: 20100207516Abstract: A polymer compound comprising a repeating unit of the formula (1), and a repeating unit selected from the group consisting of a repeating unit of the formula (2) and a repeating unit of the formula (3): [wherein, R3 represents an alkyl group, R1 and R2 represent an alkyl group, alkoxy group or the like, a and b represent an integer of 0 to 3. Z represents —O— or —S—.] [wherein, ring A and ring B represent an aromatic hydrocarbon ring, and at least one of ring A and ring B is an aromatic hydrocarbon ring obtained by condensation of two or more benzene rings. Rw and Rx represent a hydrogen atom, alkyl group or the like. Rw and Rx may be mutually connected to form a ring.] [wherein, ring C and ring D represent an aromatic ring, X represents —O—, —S— or the like.Type: ApplicationFiled: October 9, 2008Publication date: August 19, 2010Inventors: Shota Moriwaki, Daisuke Fukushima
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Publication number: 20100108993Abstract: Disclosed is a block copolymer characterized by containing a block (A) containing two or more different repeating units respectively composed of a specific divalent heterocyclic group, and a repeating unit composed of an arylene group, and a block (B) containing a repeating unit composed of an arylene group and a repeating unit composed of a divalent aromatic amine residue. Also disclosed are a composition containing a solvent, a light-emitting material other than the block copolymer, a hole-transporting material other than the block copolymer, an electron-transporting material other than the block copolymer or a combination of two or more of them, in addition to the block copolymer; a light-emitting thin film characterized by containing the block copolymer; and a polymer light-emitting device characterized by having an anode, a cathode and an organic layer containing the block copolymer and arranged between the anode and the cathode.Type: ApplicationFiled: February 1, 2008Publication date: May 6, 2010Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Shota Moriwaki, Hidenobu Kakimoto, Tomoya Nakatani