Patents by Inventor Orhan Ozturk
Orhan Ozturk 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: 10287419Abstract: A rubber composition comprising a compound having one or more groups represented by formula (X) and a rubber component is provided. wherein ring W1 represents a cyclic group having at least one selected from the group consisting of —C(?O)— and —C(?S)—; N10 represents a nitrogen atom; the at least one selected from the group consisting of —C(?O)— and —C(?S)— in the ring W1 and N10 are conjugated; and Z1 represents —O— or —S—.Type: GrantFiled: November 26, 2014Date of Patent: May 14, 2019Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Kazumasa Matsuo, Orhan Ozturk, Yasuo Uekita
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Publication number: 20180194704Abstract: The present invention provides a compound represented by the formula (I): wherein R1-R4 are each independently a t-butyl group or a t-pentyl group.Type: ApplicationFiled: August 23, 2016Publication date: July 12, 2018Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Orhan OZTURK, Natsuko KIMURA, Shuhei MATSUMOTO
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Publication number: 20180126784Abstract: The present invention provides a rubber composition obtained by kneading a compound represented by the formula (I), a rubber component and a filler, and the like: wherein the groups in the formula (I) are as described in the DESCRIPTION.Type: ApplicationFiled: April 28, 2016Publication date: May 10, 2018Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Orhan OZTURK, Yasuo UEKITA
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Patent number: 9902747Abstract: The present invention relates to a novel phosphite compound represented by the formula (I): wherein R1, R2, R3 and R4 each independently represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a cycloalkyl group having 5 to 8 carbon atoms, an alkylcycloalkyl group having 6 to 12 carbon atoms, an aralkyl group having 7 to 12 carbon atoms, or an aryl group having 6 to 12 carbon atoms, a process for producing the same, and uses thereof as a stabilizer for an organic material.Type: GrantFiled: February 9, 2016Date of Patent: February 27, 2018Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Natsuko Kimura, Orhan Ozturk, Kazumasa Matsuo
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Publication number: 20180002359Abstract: The present invention relates to a novel phosphite compound represented by the formula (I): wherein R1, R2, R3 and R4 each independently represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, a cycloalkyl group having 5 to 8 carbon atoms, an alkylcycloalkyl group having 6 to 12 carbon atoms, an aralkyl group having 7 to 12 carbon atoms, or an aryl group having 6 to 12 carbon atoms, a process for producing the same, and uses thereof as a stabilizer for an organic material.Type: ApplicationFiled: February 9, 2016Publication date: January 4, 2018Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Natsuko KIMURA, Orhan OZTURK, Kazumasa MATSUO
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Publication number: 20170130028Abstract: A rubber composition comprising a compound having one or more groups represented by formula (X) and a rubber component is provided. wherein ring W1 represents a cyclic group having at least one selected from the group consisting of —C(?O)— and —C(?S)—; N10 represents a nitrogen atom; the at least one selected from the group consisting of —C(?O)— and —C(?S)— in the ring W1 and N10 are conjugated; and Z1 represents —O— or —S—.Type: ApplicationFiled: November 26, 2014Publication date: May 11, 2017Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Kazumasa MATSUO, Orhan OZTURK, Yasuo UEKITA
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Patent number: 9365497Abstract: A rubber composition comprising a hydrate of a compound represented by formula (I-2) or a salt thereof; or a methanol solvate of a compound represented by formula (I) or a salt thereof.Type: GrantFiled: May 21, 2015Date of Patent: June 14, 2016Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yosuke Watanabe, Orhan Ozturk, Yasuo Uekita
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Publication number: 20150251992Abstract: A rubber composition obtained by kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component and a filler, and a method of improving the viscoelastic property of vulcanized rubber, comprising a first step of kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component, a filler and a sulfur component and a second step of thermally treating the kneaded material obtained in the previous step.Type: ApplicationFiled: May 21, 2015Publication date: September 10, 2015Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yosuke WATANABE, Orhan OZTURK, Yasuo UEKITA
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Patent number: 9068055Abstract: A rubber composition obtained by kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component and a filler, and a method of improving the viscoelastic property of vulcanized rubber, comprising a first step of kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component, a filler and a sulfur component and a second step of thermally treating the kneaded material obtained in the previous step. (A1): a compound represented by formula (I) (B1): a salt of a compound represented by formula (I) (C1): a solvate of a compound represented by formula (I) (D1): a solvate of a salt of a compound represented by formula (I).Type: GrantFiled: April 24, 2012Date of Patent: June 30, 2015Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yosuke Watanabe, Orhan Ozturk, Yasuo Uekita
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Patent number: 8772537Abstract: An aminoalkylthiosulfuric acid compound represented by formula (1): is produced. In step (A1), a hydrochloride of a chloroalkylamine compound represented by formula (2): is reacted with an alkali metal salt of thiosulfuric acid in the presence of 2 to 6 parts by weight of water with respect to 1 part by weight of the hydrochloride between 50° C. and 100° C. R1 and R2 each represents a hydrogen atom and the like, and n represents an integer of 2 to 9. In step (B1), a mixture of a solid containing the aminoalkylthiosulfuric acid compound and a liquid containing an alkali metal chloride is obtained by adjusting the temperature of the mixture of step (A1) to between ?15° C. and 50° C. In step (C1), the aminoalkylthiosulfuric acid compound is obtained as solid by separating the solid containing the aminoalkylthiosulfuric acid compound and the liquid containing the alkali metal chloride from the mixture of (B1).Type: GrantFiled: July 22, 2011Date of Patent: July 8, 2014Assignee: Sumitomo Chemical Company, LimitedInventor: Orhan Ozturk
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Patent number: 8664432Abstract: Use of S-(3-aminopropyl)thiosulfuric acid and/or a metal salt thereof for improving the viscoelastic properties of a vulcanized rubber.Type: GrantFiled: June 1, 2010Date of Patent: March 4, 2014Assignee: Sumitomo Chemical Company, LimitedInventors: Orhan Ozturk, Yasuo Uekita, Kenichi Takeuchi
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Publication number: 20140020808Abstract: A rubber composition obtained by kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component and a filler, and a method of improving the viscoelastic property of vulcanized rubber, comprising a first step of kneading at least one selected from the group consisting of (A1), (B1), (C1) and (D1), a rubber component, a filler and a sulfur component and a second step of thermally treating the kneaded material obtained in the previous step.Type: ApplicationFiled: April 24, 2012Publication date: January 23, 2014Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Yosuke Watanabe, Orhan Ozturk, Yasuo Uekita
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Publication number: 20130116468Abstract: An aminoalkylthiosulfuric acid compound represented by formula (1): is produced. In step (A1), a hydrochloride of a chloroalkylamine compound represented by formula (2): is reacted with an alkali metal salt of thiosulfuric acid in the presence of 2 to 6 parts by weight of water with respect to 1 part by weight of the hydrochloride between 50° C. and 100° C. R1 and R2 each represents a hydrogen atom and the like, and n represents an integer of 2 to 9. In step (B1), a mixture of a solid containing the aminoalkylthiosulfuric acid compound and a liquid containing an alkali metal chloride is obtained by adjusting the temperature of the mixture of step (A1) to between ?15° C. and 50° C. In step (C1), the aminoalkylthiosulfuric acid compound is obtained as solid by separating the solid containing the aminoalkylthiosulfuric acid compound and the liquid containing the alkali metal chloride from the mixture of (B1).Type: ApplicationFiled: July 22, 2011Publication date: May 9, 2013Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Orhan Ozturk
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Publication number: 20120101219Abstract: A process for manufacturing a vulcanized rubber comprising the first step of kneading S-(3-aminopropyl)thiosulfuric acid and/or a metal salt thereof, a rubber component, a filler and a sulfur component to obtain a kneaded product, and the second step of subjecting the kneaded product obtained in the first step to a heat treatment.Type: ApplicationFiled: June 23, 2010Publication date: April 26, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Orhan Ozturk, Yasuo Uekita, Kenichi Takeuchi
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Publication number: 20120088928Abstract: Use of S-(3-aminopropyl)thiosulfuric acid and/or a metal salt thereof for improving the viscoelastic properties of a vulcanized rubber.Type: ApplicationFiled: June 1, 2010Publication date: April 12, 2012Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Orhan Ozturk, Yasuo Uekita, Kenichi Takeuchi
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Publication number: 20120070664Abstract: A condensation product of resorcin and acetone, wherein the ratio of the area of the first elution peak to the total area of all peaks is 20 to 50% as determined by gel permeation chromatography of which detector is a differential refractive index detector.Type: ApplicationFiled: May 25, 2010Publication date: March 22, 2012Inventors: Kenichi Takeuchi, Orhan Ozturk
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Publication number: 20110015442Abstract: The present invention relates to a process for producing a sulfone compound represented by formula (1), which comprising a step of obtaining a compound represented by formula (4) by reacting a compound represented by formula (3) with a chlorate or a bromate, and then resulting reaction solution with HX or X2; a step of obtaining a compound represented by formula (5) or formula (6) by reacting a compound represented by formula (4) with a halogenating agent or M(OCOR)n; or a step of obtaining a compound represented by formula (7) by reacting a compound represented by formula (5) or formula (6) with an inorganic base.Type: ApplicationFiled: March 16, 2009Publication date: January 20, 2011Inventors: Toshiya Takahashi, Tetsuya Shintaku, Orhan Ozturk, Yohei Fujii
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Publication number: 20110015441Abstract: The present invention relates to a process for producing a sulfone compound of the following formula (3), characterized in that an allyl sulfone compound of the formula (1) and an allyl halide compound of the formula (2) are reacted in an organic solvent in the presence of an alkali metal hydroxide and a phase-transfer catalyst: wherein A is CH2 or C?O; Ar is an aryl group optionally having 1 to 3 substitutents; and the wavy line means that the steric relation to the double bond which the wavy line is bound to is of E-form, Z-form or a mixture of E/Z; wherein X is a halogen atom; and the wavy line means the same as defined above; and wherein A, Ar and the wavy line mean the same as defined above. The present invention also relates to a process for producing a carotenoid from the same sulfone compound.Type: ApplicationFiled: March 3, 2009Publication date: January 20, 2011Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Toshiya Takahashi, Orhan Ozturk