Patents by Inventor Yuriko Sekimoto
Yuriko Sekimoto 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: 11767389Abstract: A crosslinking agent includes a compound represented by a formula (1), wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, and a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group; m is an integer from 2 to 6; l is an integer from 0 to 2; and each hydrogen on the benzene ring(s) may be substituted.Type: GrantFiled: January 9, 2020Date of Patent: September 26, 2023Assignee: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto
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Patent number: 10711085Abstract: A crosslinking agent includes a compound represented by the following formula (1). wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer from 2 to 6, l is an integer from 0 to 2, and each hydrogen on the benzene ring(s) may be substituted.Type: GrantFiled: January 23, 2019Date of Patent: July 14, 2020Assignee: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto
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Publication number: 20200148805Abstract: A crosslinking agent includes a compound represented by a formula (1), wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, and a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group; m is an integer from 2 to 6; l is an integer from 0 to 2; and each hydrogen on the benzene ring(s) may be substituted.Type: ApplicationFiled: January 9, 2020Publication date: May 14, 2020Applicant: NICHIAS CORPORATIONInventors: Tomoya SHIMIZU, Ayumi MAEZAWA, Yuriko SEKIMOTO
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Patent number: 10584197Abstract: A composition includes a fluoroelastomer, a crosslinking initiator, and a crosslinking agent. The crosslinking agent comprises a compound that comprises two or more structures represented by a formula (3), wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group; n are independently an integer from 1 to 5; and each hydrogen on the benzene rings may be substituted.Type: GrantFiled: May 20, 2019Date of Patent: March 10, 2020Assignee: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto
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Publication number: 20190270835Abstract: A composition includes a fluoroelastomer, a crosslinking initiator, and a crosslinking agent. The crosslinking agent comprises a compound that comprises two or more structures represented by a formula (3), wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group; n are independently an integer from 1 to 5; and each hydrogen on the benzene rings may be substituted.Type: ApplicationFiled: May 20, 2019Publication date: September 5, 2019Applicant: NICHIAS CORPORATIONInventors: Tomoya SHIMIZU, Ayumi MAEZAWA, Yuriko SEKIMOTO
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Patent number: 10344113Abstract: A crosslinking agent includes a compound represented by the following formula (1). wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer from 2 to 6, l is an integer from 0 to 2, and each hydrogen on the benzene ring(s) may be substituted.Type: GrantFiled: July 31, 2015Date of Patent: July 9, 2019Assignee: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto
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Publication number: 20190153138Abstract: A crosslinking agent includes a compound represented by the following formula (1). wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer from 2 to 6, l is an integer from 0 to 2, and each hydrogen on the benzene ring(s) may be substituted.Type: ApplicationFiled: January 23, 2019Publication date: May 23, 2019Applicant: NICHIAS CORPORATIONInventors: Tomoya SHIMIZU, Ayumi MAEZAWA, Yuriko SEKIMOTO
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Patent number: 10253128Abstract: A crosslinking agent includes a compound represented by the following formula (1). In the formula (1), R1, R2, and R3 are independently a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical or different, a plurality of R2 are identical or different, a plurality of R3 are identical or different, provided that at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer of from 2 to 6, l is an integer of from 0 to 2, and each hydrogen on the benzene ring(s) is optionally substituted with a substituent.Type: GrantFiled: July 30, 2014Date of Patent: April 9, 2019Assignee: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto, Naoya Kuzawa
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Publication number: 20170226255Abstract: A crosslinking agent includes a compound represented by the following formula (1). wherein R1, R2, and R3 are independently a hydrogen atom, a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical to or different from each other, a plurality of R2 are identical to or different from each other, a plurality of R3 are identical to or different from each other, provided that at least one of R1, R2, and R3 is a hydrogen atom, and at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer from 2 to 6, l is an integer from 0 to 2, and each hydrogen on the benzene ring(s) may be substituted.Type: ApplicationFiled: July 31, 2015Publication date: August 10, 2017Applicant: NICHIAS CORPORATIONInventors: Tomoya SHIMIZU, Ayumi MAEZAWA, Yuriko SEKIMOTO
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Publication number: 20160185892Abstract: A crosslinking agent includes a compound represented by the following formula (1). In the formula (1), R1, R2, and R3 are independently a fluorine atom, an alkyl group, a fluoroalkyl group, or a substituted or unsubstituted aryl group, a plurality of R1 are identical or different, a plurality of R2 are identical or different, a plurality of R3 are identical or different, provided that at least one of R1, R2, and R3 is a fluorine atom or a fluorine atom-containing group, m is an integer of from 2 to 6, l is an integer of from 0 to 2, and each hydrogen on the benzene ring(s) is optionally substituted with a substituent.Type: ApplicationFiled: July 30, 2014Publication date: June 30, 2016Applicant: NICHIAS CORPORATIONInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto, Naoya Kuzawa
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Publication number: 20160032039Abstract: A method for producing a cross-linked fluoroelastomer including cross-linking a fluoroelastomer with a cross-linking agent in an inert gas atmosphere in the presence of an initiator.Type: ApplicationFiled: March 27, 2014Publication date: February 4, 2016Applicant: Nichias CorporationInventors: Tomoya Shimizu, Ayumi Maezawa, Yuriko Sekimoto, Naoya Kuzawa