Patents by Inventor Andrei Honciuc
Andrei Honciuc 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: 20240294556Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: ApplicationFiled: March 6, 2024Publication date: September 5, 2024Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20240174602Abstract: The present disclosure provides derivatives of amino acids that have branched alkyl structures and surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 4, 2024Publication date: May 30, 2024Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11952394Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: GrantFiled: April 14, 2021Date of Patent: April 9, 2024Assignee: AdvanSix Resins & Chemicals LLCInventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11897834Abstract: The present disclosure provides derivatives of amino acids that have branched alkyl structures and surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: GrantFiled: July 1, 2021Date of Patent: February 13, 2024Assignee: AdvanSix Resins & Chemicals LLCInventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11795143Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: GrantFiled: January 21, 2021Date of Patent: October 24, 2023Assignee: AdvanSix Resins & Chemicals LLCInventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11731937Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: GrantFiled: January 21, 2021Date of Patent: August 22, 2023Assignee: AdvanSix Resins & Chemicals LLC.Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20220009881Abstract: The present disclosure provides derivatives of amino acids that have branched alkyl structures and surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: July 1, 2021Publication date: January 13, 2022Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20220009879Abstract: The present disclosure provides derivatives of amino acids that have branched alkyl structures and surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: July 1, 2021Publication date: January 13, 2022Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210230100Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 21, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210229053Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 21, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210230107Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 21, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210230194Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: ApplicationFiled: April 14, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210230106Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 21, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210230108Abstract: The present disclosure provides derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized to form a compound that is surface-active and have advantageous surfactant characteristics. The compounds of the present disclosure have low critical micelle concentrations (CMC) as well as superior ability to lower the surface tension of a liquid.Type: ApplicationFiled: January 21, 2021Publication date: July 29, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 11008348Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: GrantFiled: August 11, 2020Date of Patent: May 18, 2021Assignee: AdvanSix Resins & Chemicals LLCInventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Publication number: 20210054002Abstract: The present disclosure provides siloxane derivatives of amino acids that have surface-active properties. The amino acid can be naturally-occurring or synthetic, or they may be obtained via a ring-opening reaction of a lactam, such as caprolactam. The amino acid may be functionalized with a siloxane group to form a compound that is surface-active and has surfactant characteristics. The compounds have low critical micelle concentrations (CMC) as well as the ability to lower the surface tension of a liquid.Type: ApplicationFiled: August 11, 2020Publication date: February 25, 2021Inventors: Edward Asirvatham, Andrei Honciuc, Voichita Mihali
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Patent number: 10538724Abstract: The present invention relates to the use of a composition comprising one or more ammonium salt(s) of one or more compounds selected from the group consisting of sulfobutanedioic acid diester(s), (sulfomethyl)-butanedioic acid diester(s), methyl-sulfobutanedioic acid diester(s), sulfoglutaric acid diester(s), and sulfotricarballic acid triester(s), for cleaning or rinsing a product comprising a substrate and supported thereon a patterned material layer having line-space structures with a line width of 50 nm and below. The invention also relates to a corresponding method of making a cleaned or rinsed product comprising a substrate and supported thereon a patterned material layer having line-space structures with a line width of 50 nm or below. The invention also relates to a solution with color of HAZEN number below 1000 and/or a turbidity in the range of from 0.08 to 10 NTU, wherein the solution comprises water and one or more ammonium salt(s) and optionally one or more organic solvent compounds.Type: GrantFiled: July 1, 2016Date of Patent: January 21, 2020Assignee: BAFS SEInventors: Christian Bittner, Guenter Oetter, Andrei Honciuc, Andreas Klipp, Simon Braun
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Patent number: 10385295Abstract: A method of reducing defects of a semiconductor substrate whereby the substrate is rinsed with an aqueous composition containing a gemini additive of the general formula I after the development of a photoresist or a photolithographic mask wherein X is a divalent group, R1, R2, R3 and R4 are substituted or unsubstituted monovalent groups, n is an integer from 1 to 5, or 1 to 10000 depending on R3 and R4, z is an integer, which is chosen so that the overall surfactant is electrically uncharged, and Z is a counter-ion.Type: GrantFiled: July 1, 2013Date of Patent: August 20, 2019Assignee: BASF SEInventors: Andreas Klipp, Andrei Honciuc, Guenter Oetter, Christian Bittner
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Publication number: 20180201885Abstract: The present invention relates to the use of a composition comprising one or more ammonium salt(s) of one or more compounds selected from the group consisting of sulfobutanedioic acid diester(s), (sulfomethyl)-butanedioic acid diester(s), methyl-sulfobutanedioic acid diester(s), sulfoglutaric acid diester(s), and sulfotricarballic acid triester(s), for cleaning or rinsing a product comprising a substrate and supported thereon a patterned material layer having line-space structures with a line width of 50 nm and below. The invention also relates to a corresponding method of making a cleaned or rinsed product comprising a substrate and supported thereon a patterned material layer having line-space structures with a line width of 50 nm or below. The invention also relates to a solution with color of HAZEN number below 1000 and/or a turbidity in the range of from 0.08 to 10 NTU, wherein the solution comprises water and one or more ammonium salt(s) and optionally one or more organic solvent compounds.Type: ApplicationFiled: July 1, 2016Publication date: July 19, 2018Applicant: BASF SEInventors: Christian Bittner, Guenter Oetter, Andrei Honciuc, Andreas Klipp, Simon Braun
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Patent number: 9891520Abstract: In a method for cleaning photo masks having patterns with smallest line-space dimensions below 200 nm, a surfactant composition A is used, wherein A contains at least three short-chain perfluorinated groups Rf selected from the group consisting of trifluoromethyl, pentafluoroethyl, 1-heptafluoropropyl, 2-heptafluoropropyl, and pentafluorosulfanyl and wherein A exhibits, at a 1% by weight aqueous solution, a static surface tension below 25 mN/m.Type: GrantFiled: July 8, 2014Date of Patent: February 13, 2018Assignee: BASF SEInventors: Andreas Klipp, Andrei Honciuc, Chu-Ya Yang