Patents by Inventor Kaori Sameshima
Kaori Sameshima 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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Publication number: 20230142648Abstract: Disclosed are ?-oxo oxime ester compounds based on carbazole derivatives which have specific substituent groups useful as a photoinitiator, as well as photopolymerizable compositions comprising said photoinitiator and ethylenically unsaturated compounds. The photopolymerizable compositions are useful, for example, in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.Type: ApplicationFiled: March 2, 2021Publication date: May 11, 2023Inventors: Kazuhiko KUNIMOTO, Yuki MATSUOKA, Takeo FUKUZUMI, Hisatoshi KURA, Kaori SAMESHIMA
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Publication number: 20220121113Abstract: Disclosed are ?-keto oxime ester carbazole derivatives with a specific aroyl chromophore useful as a photo initiator, as well as photopolymerizable compositions comprising said photo initiator and ethylenically unsaturated compounds. The photopolymerizable compositions are useful, for example, in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.Type: ApplicationFiled: January 1, 2020Publication date: April 21, 2022Inventors: Kazuhiko KUNIMOTO, Hisatoshi KURA, Kaori SAMESHIMA, Takeo FUKUZUMI, Yuki MATSUOKA
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Patent number: 10793555Abstract: Compounds of the formulae (I) or (II) wherein X is A is O, S, NR5 or CR16R17; R1 is for example hydrogen or C1-C20alkyl R2 is for example hydrogen, C1-C20alkyl or C6-C20aryl R5 for example is C1-C20alkyl; R7, R8, R9, R10 and R11 for example independently of each other are hydrogen. C1-C20alkyl, halogen, CN or NO2; Ar1 is for example unsubstituted or substituted C6-C20aryl, C3-C20heteroaryl, C6-C20aroyl, C3-C20heteroarylcarbonyl or or Ar1 is Ar2 is for example phenylene, all of which are unsubstituted or substituted M is for example unsubstituted or substituted C1-C20alkylene Y is a direct bond, O, S, NR5 or CO; Z1 is for example O or S; Z2 is a direct bond, O, S or NR5; and Q is CO or a direct bond.Type: GrantFiled: March 12, 2018Date of Patent: October 6, 2020Assignee: BASF SEInventors: Kazuhiko Kunimoto, Hisatoshi Kura, Hiroshi Yamamoto, Yumiko Nakagawa, Toshikage Asakura, Kaori Sameshima
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Patent number: 10487050Abstract: Oxime sulfonate compounds of the formula (I), wherein R1 is O(CO)R4, COOR5 or CONR6R7; n is 1 or 2; R2 for example is C1-C8alkyl, C3-C6cycloalkyl or benzyl; R3 is for example C1-C8alkyl, C3-C6cycloalkyl, C1-C8haloalkyl, C2-C8alkenyl, benzyl, phenyl or naphthyl, which optionally are substituted; R4 is for example C1-C8alkyl, C3-C6cycloalkyl, C1-C8haloalkyl, C2-C8alkenyl, benzyl, phenyl or naphthyl, which optionally are substituted; R5 is for example C3-C20alkyl, C3-C14cycloalkyl, C2-C8alkenyl, C1-C12alkyl which is substituted for example by one or more halogen; or R5 is phenyl or naphthyl, which are unsubstituted; R6 and R7 each independently of one another for example are hydrogen, C1-C12alkyl, C1-C4haloalkyl, phenyl-C1-C4alkyl, C2-C8alkenyl or C3-C6cycloalkyl, phenyl or naphthyl; or R6 and R7, together with the N-atom to which they are attached, form a 5- or 6-membered ring; are suitable as thermal radical initiators.Type: GrantFiled: August 13, 2015Date of Patent: November 26, 2019Assignee: BASF SEInventors: Kazuhiko Kunimoto, Kaori Sameshima, Hisatoshi Kura, Yuki Matsuoka
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Publication number: 20190171099Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula I QAaBbCc??(I) where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where A is a group B is a group C is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: ApplicationFiled: February 5, 2019Publication date: June 6, 2019Applicant: BASF SEInventors: Kazuhiko KUNIMOTO, Kaori SAMESHIMA, Yuki MATSUOKA, Hisatoshi KURA
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Patent number: 10241399Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula I QAaBbCc??(I) where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where A is a group B is a group C is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: GrantFiled: November 10, 2015Date of Patent: March 26, 2019Assignee: BASF SEInventors: Kazuhiko Kunimoto, Kaori Sameshima, Yuki Matsuoka, Hisatoshi Kura
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Patent number: 10234761Abstract: Compounds of the formula (I) wherein Q is a direct bond or an n-valent linking group; n is an integer 2, 3, or 4; Z is for example C1-C20alkylene, C2-C20alkenylene, C5-C8cycloalkylene or C5-C8cycloalkenylene; Y is for example C6-C20aryl or C3-C20heteroaryl; R1 is for example hydrogen, C2-C5alkenyl, C3-C8cycloalkyl, C1-C12alkyl, phenyl, naphthyl, C3-C20heteroaryl, C1-C8alkoxy, benzyloxy or phenoxy; R2 is for example C1-C20alkyl, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10cycloalkyl, phenyl or naphthyl; R15, R16, R17, R18, R19 and R20 independently of each other for example are hydrogen, halogen, C1-C20alkyl, C6-C20aryl or C4-C20heteroaryl; provided that a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q is a direct bond and Z is n-propylene and a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q as an n-valent linking group is methylene and Z is methylene are excludeType: GrantFiled: June 30, 2014Date of Patent: March 19, 2019Assignee: BASF SEInventors: Keita Tanaka, Hisatoshi Kura, Kazuhiko Kunimoto, Kaori Sameshima
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Publication number: 20180208583Abstract: Compounds of the formulae (I) or (II) wherein X is A is O, S, NR5 or CR16R17; R1 is for example hydrogen or C1-C20alkyl R2 is for example hydrogen, C1-C20alkyl or C6-C20aryl R5 for example is C1-C20alkyl; R7, R8, R9, R10 and R11 for example independently of each other are hydrogen. C1-C20alkyl, halogen, CN or NO2; Ar1 is for example unsubstituted or substituted C6-C20aryl, C3-C20heteroaryl, C6-C20aroyl, C3-C20heteroarylcarbonyl or or Ar1 is Ar2 is for example phenylene, all of which are unsubstituted or substituted M is for example unsubstituted or substituted C1-C20alkylene Y is a direct bond, O, S, NR5 or CO; Z1 is for example O or S; Z2 is a direct bond, O, S or NR5; and Q is CO or a direct bond.Type: ApplicationFiled: March 12, 2018Publication date: July 26, 2018Inventors: Kazuhiko Kunimoto, Hisatoshi Kura, Hiroshi Yamamoto, Yumiko Nakagawa, Toshikage Asakura, Kaori Sameshima
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Patent number: 9957258Abstract: Disclosed are oxime ester compounds which have specific benzo (unsaturated 5-membered ring)-carbonyl group and their use as photoinitiators in photopolymerizable compositions, in particular in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.Type: GrantFiled: September 8, 2014Date of Patent: May 1, 2018Assignee: BASF SEInventors: Kazuhiko Kunimoto, Hisatoshi Kura, Hiroshi Yamamoto, Yumiko Nakagawa, Toshikage Asakura, Kaori Sameshima
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Publication number: 20170260132Abstract: Oxime sulfonate compounds of the formula (I), wherein R1 is O(CO)R4, COOR5 or CONR6R7; n is 1 or 2; R2 for example is C1-C8alkyl, C3-C6cycloalkyl or benzyl; R3 is for example C1-C8alkyl, C3-C6cycloalkyl, C1-C8haloalkyl, C2-C8alkenyl, benzyl, phenyl or naphthyl, which optionally are substituted; R4 is for example C1-C8alkyl, C3-C6cycloalkyl, C1-C8haloalkyl, C2-C8alkenyl, benzyl, phenyl or naphthyl, which optionally are substituted; R5 is for example C3-C20alkyl, C3-C14cycloalkyl, C2-C8alkenyl, C1-C12alkyl which is substituted for example by one or more halogen; or R5 is phenyl or naphthyl, which are unsubstituted; R6 and R7 each independently of one another for example are hydrogen, C1-C12alkyl, C1-C4haloalkyl, phenyl-C1-C4alkyl, C2-C8alkenyl or C3-C6cycloalkyl, phenyl or naphthyl; or R6 and R7, together with the N-atom to which they are attached, form a 5- or 6-membered ring; are suitable as thermal radical initiators.Type: ApplicationFiled: August 13, 2015Publication date: September 14, 2017Applicant: BASF SEInventors: Kazuhiko KUNIMOTO, Kaori SAMESHIMA, Hisatoshi KURA, Yuki MATSUOKA
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Publication number: 20160377977Abstract: Compounds of the formula (I) wherein Q is a direct bond or an n-valent linking group; n is an integer 2, 3, or 4; Z is for example C1-C20alkylene, C2-C20alkenylene, C5-C8cycloalkylene or C5-C8cycloalkenylene; Y is for example C6-C20aryl or C3-C20heteroaryl; R1 is for example hydrogen, C2-C5alkenyl, C3-C8cycloalkyl, C1-C12alkyl, phenyl, naphthyl, C3-C20heteroaryl, C1-C8alkoxy, benzyloxy or phenoxy; R2 is for example C1-C20alkyl, C2-C12alkenyl, C4-C8cycloalkenyl, C2-C12alkinyl, C3-C10cycloalkyl, phenyl or naphthyl; R15, R16, R17, R18, R19 and R20 independently of each other for example are hydrogen, halogen, C1-C20alkyl, C6-C20aryl or C4-C20heteroaryl; provided that a compound wherein R15, R16, R17, R15, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q is a direct bond and Z is n-propylene and a compound wherein R15, R16, R17, R18, R19 and R20 are hydrogen, Y is thienyl, R1 is methyl, R2 is ethyl, n is 2, Q as an n-valent linking group is methylene and Z is methylene are excludeType: ApplicationFiled: June 30, 2014Publication date: December 29, 2016Applicant: BASF SEInventors: Keita TANAKA, Hisatoshi KURA, Kazuhiko KUNIMOTO, Kaori SAMESHIMA
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Publication number: 20160214966Abstract: Disclosed are oxime ester compounds which have specific benzo (unsaturated 5-membered ring)-carbonyl group and their use as photoinitiators in photopolymerizable compositions, in particular in photoresist formulations for display applications, e.g. liquid crystal display (LCD), organic light emitting diode (OLED) and touch panel.Type: ApplicationFiled: September 8, 2014Publication date: July 28, 2016Inventors: Kazuhiko Kunimoto, Hisatoshi Kura, Hiroshi Yamamoto, Yumiko Nakagawa, Toshikage Asakura, Kaori Sameshima
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Patent number: 9310677Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula (I) QAaBbCc where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where (A) is a group (B) is a group (C) is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: GrantFiled: January 27, 2012Date of Patent: April 12, 2016Assignee: BASFInventors: Kazuhiko Kunimoto, Kaori Sameshima, Yuki Matsuoka, Hisatoshi Kura
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Publication number: 20160060214Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula I QAaBbCc??(I) where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where A is a group B is a group C is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: ApplicationFiled: November 10, 2015Publication date: March 3, 2016Applicant: BASF SEInventors: Kazuhiko KUNIMOTO, Kaori SAMESHIMA, Yuki MATSUOKA, Hisatoshi KURA
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Patent number: 8916621Abstract: The present invention relates to a radically polymerizable composition comprising a hydroxylamine ester used to manufacture color filters. The invention further relates to novel hydroxylamine esters. The invention further relates to the use of hydroxylamine esters in all liquid crystal display components requiring post-baking.Type: GrantFiled: July 11, 2013Date of Patent: December 23, 2014Assignee: BASF SEInventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa
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Publication number: 20130308219Abstract: The present invention relates to a polymerizable composition comprising at least one ethylenically unsaturated, polymerizable compound and at least one oxime sulfonate compound of the formula (I) QAaBbCc where a is 0, 1, 2, 3, 4 or 6, b is 0, 1, 2, 3, 4 or 6, and c is 0, 1, 2, 3, 4 or 6, where the sum of a+b+c is 1, 2, 3, 4 or 6 where (A) is a group (B) is a group (C) is a group where # denotes the point of attachment to Q; X is S or NR14 and Q, R1, R2, R3 and R14 are as defined in claim 1 and in the description. The present invention also relates to the use of the this composition, to novel oxime sulfonates and the use of the oxime sulfonates as thermal curing promoter.Type: ApplicationFiled: January 27, 2012Publication date: November 21, 2013Applicant: BASF SEInventors: Kazuhiko Kunimoto, Kaori Sameshima, Yuki Matsuoka, Hisatoshi Kura
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Publication number: 20130302728Abstract: The present invention relates to a radically polymerizable composition comprising a hydroxylamine ester used to manufacture color filters. The invention further relates to novel hydroxylamine esters. The invention further relates to the use of hydroxylamine esters in all liquid crystal display components requiring post-baking.Type: ApplicationFiled: July 11, 2013Publication date: November 14, 2013Applicant: BASF SEInventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa
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Patent number: 8507569Abstract: The present invention relates to a radically polymerizable composition comprising a hydroxylamine ester used to manufacture color filters. The invention further relates to novel hydroxylamine esters. The invention further relates to the use of hydroxylamine esters in all liquid crystal display components requiring post-baking.Type: GrantFiled: March 17, 2010Date of Patent: August 13, 2013Assignee: BASF SEInventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa
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Publication number: 20120038996Abstract: The present invention relates to a radically polymerizable composition comprising a hydroxylamine ester used to manufacture color filters. The invention further relates to novel hydroxylamine esters. The invention further relates to the use of hydroxylamine esters in all liquid crystal display components requiring post-baking.Type: ApplicationFiled: March 17, 2010Publication date: February 16, 2012Applicant: BASF SEInventors: Hisatoshi Kura, Kaori Sameshima, Kazuhiko Kunimoto, Peter Nesvadba, Masaki Ohwa