Patents by Inventor Edward D. Daugs
Edward D. Daugs 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: 12234201Abstract: Provided is a method of making ethylenediaminetetraacetic acid (EDTA) comprising the steps: (a) providing a reaction mixture (a) comprising ethylenediamine (EDA) and glycolonitrile (GN), wherein reaction mixture (a) comprises 0% to 0.1% by weight, based on the weight of reaction mixture (a), of any base having pKa of the conjugate acid (PKaH) of 13 or higher; (b) causing or allowing reaction mixture (a) to react to form a dinitrile (DN) compound; (c) bringing the DN into contact with aqueous solution of a base having pKaH of 11 or higher, and causing or allowing the resulting mixture to react to form a diacid compound (DA); (d) causing or allowing the DA to react, either sequentially or simultaneously, with additional GN to form products (Pd); (e) causing or allowing products (Pd) to react with a base having pKaH of 11 or higher, to form EDTA.Type: GrantFiled: June 3, 2020Date of Patent: February 25, 2025Assignees: Dow Global Technologies LLC, Dow Silicones CorporationInventors: Deboleena Chakraborty, Edward D. Daugs, Kenneth E. Stockman, Ronald Peterson
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Publication number: 20250043213Abstract: A glycol ether-containing water-based composition useful for cleaning contaminants present on the surface of a substrate, such as the surface of a printed circuit board during the manufacturing process of the printed circuit board, the contaminants including for example, solder flux and photoresist on the printed circuit board; the glycol ether-containing water-based composition including: (a) at least one glycol ether having a high boiling point and a low VOC; (b) at least one organic amine; (c) at least one surfactant; and (d) water; a process for producing the above glycol ether-containing water-based composition; and a process for cleaning a printed circuit board using the above glycol ether-containing water-based composition.Type: ApplicationFiled: December 14, 2021Publication date: February 6, 2025Applicant: Dow Chemical (China) Investment Company LimitedInventors: Qi Jiang, Edward D. Daugs, Meijia He
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Publication number: 20240376034Abstract: The present disclosure provides a method for isolating dialkylene phenolic glycol ether (DPGE) from a mixture that includes DPGE and glycosylated phenol impurities. The method includes adding a source of an alkali metal to the mixture to form a phenolic glycol product having an alkali phenolic salt formed from a reaction between the alkali metal and the glycosylated phenol impurities; and separating the DPGE from the alkali phenolic salt in the phenolic glycol product through a thin film evaporation process to produce a dialkylene phenolic glycol ether product. The disclosure also includes a phenolic glycol product that includes DPGE; water; glycosylated phenol impurities; a source of alkali metal; and an alkali phenolic salt formed from a reaction between the alkali metal and the glycosylated phenol impurities.Type: ApplicationFiled: August 24, 2022Publication date: November 14, 2024Applicant: Dow Global Technologies LLCInventor: Edward D. Daugs
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Patent number: 11441104Abstract: An aqueous cleaning formulation is provided including a water; an essential oil, wherein the essential oil is selected from the group consisting of lavender oil, rosemary oil, thyme oil and mixtures thereof; a derivative of castor oil having a formula selected from formula I and formula II; an ethoxylated phenol having formula III; and a cleaning surfactant.Type: GrantFiled: March 14, 2019Date of Patent: September 13, 2022Assignees: Dow Global Technologies, Rohm and HaasInventors: Daniel S. Miller, Andrea C. Keenan, Scott Backer, Edward D. Daugs, Christopher J. Tucker, Robert Butterick
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Patent number: 11427790Abstract: An automatic dishwashing composition is provided, comprising: a dispersant polymer blend, comprising an acrylic acid homopolymer; and a copolymer of acrylic acid and a sulfonated monomer; wherein the dispersant polymer blend has a blend ratio of the acrylic acid homopolymer to the copolymer of 3:1 to 1:3; a surfactant; a builder; and optionally, an additive.Type: GrantFiled: March 19, 2018Date of Patent: August 30, 2022Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Severine Ferrieux, Eric Wasserman, Marianne Creamer, Edward D. Daugs, Sara B. Klamo, Paul Mercando
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Publication number: 20220234993Abstract: Provided is a method of making ethylenediaminetetraacetic acid (EDTA) comprising the steps: (a) providing a reaction mixture (a) comprising ethylenediamine (EDA) and glycolonitrile (GN), wherein reaction mixture (a) comprises 0% to 0.1% by weight, based on the weight of reaction mixture (a), of any base having pKa of the conjugate acid (PKaH) of 13 or higher; (b) causing or allowing reaction mixture (a) to react to form a dinitrile (DN) compound; (c) bringing the DN into contact with aqueous solution of a base having pKaH of 11 or higher, and causing or allowing the resulting mixture to react to form a diacid compound (DA); (d) causing or allowing the DA to react, either sequentially or simultaneously, with additional GN to form products (Pd); (e) causing or allowing products (Pd) to react with a base having pKaH of 11 or higher, to form EDTA.Type: ApplicationFiled: June 3, 2020Publication date: July 28, 2022Inventors: Deboleena Chakraborty, Edward D. Daugs, Kenneth E. Stockman, Ronald Peterson
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Publication number: 20220112444Abstract: An automatic dishwashing composition is provided, comprising: a dispersant polymer blend, comprising an acrylic acid homopolymer; and a copolymer of acrylic acid and a sulfonated monomer; wherein the dispersant polymer blend has a blend ratio of the acrylic acid homopolymer to the copolymer of 3:1 to 1:3; a surfactant; a builder; and optionally, an additive.Type: ApplicationFiled: March 19, 2018Publication date: April 14, 2022Applicants: Dow Global Technologies LLC, Rohm and Haas Company, Rohm and Haas CompanyInventors: Severine Ferrieux, Eric Wasserman, Marianne Creamer, Edward D. Daugs, Sara B. Klamo, Paul Mercando
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Patent number: 11123688Abstract: The present invention relates to a dehydration composition and method of use thereof for drying gas streams, in particular natural gas streams, wherein the dehydration composition comprises (i) a glycol, (ii) an imidazole compound, and optionally (iii) one or more of an alkali metal carboxylate, an additional glycol different than (i), an alkanolamine, a phosphate acid, a salt of a phosphate acid, a borate acid, a salt of a borate acid, a sweetening agent, a low temperature viscosity improver, a corrosion inhibitor, an antifoaming agent, or mixtures thereof.Type: GrantFiled: April 20, 2017Date of Patent: September 21, 2021Assignee: Dow Global Technologies LLCInventors: Christophe R. Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
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Publication number: 20210009923Abstract: An aqueous cleaning formulation is provided including a water; an essential oil, wherein the essential oil is selected from the group consisting of lavender oil, rosemary oil, thyme oil and mixtures thereof; a derivative of castor oil having a formula selected from formula I and formula II; an ethoxylated phenol having formula III; and a cleaning surfactant.Type: ApplicationFiled: March 14, 2019Publication date: January 14, 2021Inventors: Daniel S. Miller, Andrea C. Keenan, Scott Backer, Edward D. Daugs, Christopher J. Tucker, Robert Butterick
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Patent number: 10808074Abstract: The present invention relates to a compound having the following structure I: where Ar1, Ar2; R1, m, and n are defined herein. The compound of the present invention is useful as an open time additive in waterborne coatings compositions, particularly waterborne paint compositions.Type: GrantFiled: June 12, 2018Date of Patent: October 20, 2020Assignees: Rohm and Haas Company, Dow Global Technologies LLCInventors: Edward D. Daugs, John J. Rabasco, Antony K. Van Dyk, Tianlan Zhang
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Patent number: 10800888Abstract: The present invention relates to a compound having the following structure I: where Ar1, R, R1, E, m, n, x, y, p, and s are defined herein. The compound of the present invention is useful as an open time additive in waterborne coatings compositions, particularly waterborne paint compositions.Type: GrantFiled: June 25, 2018Date of Patent: October 13, 2020Assignees: Rohm and Haas Company, Dow Global Technologies, LLCInventors: Edward D. Daugs, John J. Rabasco, Antony K. Van Dyk, Tianlan Zhang
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Patent number: 10774291Abstract: An automatic dishwashing composition is provided including a dispersant polymer; a builder; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I: wherein R1 is a linear or branched, saturated C8-24 alkyl group; R2 is a linear saturated C2-8 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m+n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of >45 wt %; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is <9.5.Type: GrantFiled: June 5, 2017Date of Patent: September 15, 2020Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Sara B. Klamo, Edward D. Daugs, Scott Backer, Severine Ferrieux, Paul Mercando, Eric P. Wasserman
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Patent number: 10696925Abstract: An automatic dishwashing composition is provided including a dispersant polymer blend, comprising: an acrylic acid homopolymer; and a copolymer of acrylic acid and a sulfonated monomer; wherein the blend ratio of the acrylic acid homopolymer to the copolymer of 3:1 to 1:3; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I: wherein R1 is a linear or branched, saturated C8-24 alkyl group; R2 is a linear saturated C2-8 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m+n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of >45 wt %; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is <9.5.Type: GrantFiled: March 19, 2018Date of Patent: June 30, 2020Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Sara B. Klamo, Edward D. Daugs, Scott Backer, Severine Ferrieux, Paul Mercando, Eric Wasserman
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Publication number: 20200017803Abstract: An automatic dishwashing composition is provided including a dispersant polymer blend, comprising: an acrylic acid homopolymer; and a copolymer of acrylic acid and a sulfonated monomer; wherein the blend ratio of the acrylic acid homopolymer to the copolymer of 3:1 to 1:3; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I: wherein R1 is a linear or branched, saturated C8-24 alkyl group; R2 is a linear saturated C2-8 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m+n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of >45 wt %; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is <9.5.Type: ApplicationFiled: March 19, 2019Publication date: January 16, 2020Inventors: Sara B. Klamo, Edward D. Daugs, Scott Backer, Severine Ferrieux, Paul Mercando, Eric Wasserman
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Patent number: 10479959Abstract: A surfactant for use in an automatic dishwashing composition is provided, wherein the surfactant is a glycidyl ether-capped ethoxylated alcohol as noted in formula I. Wherein R1 is a linear, saturated C8-24 alkyl group, R2 is a linear or branched saturated C6-20 alkyl group, m has an average value of 10 to 50, and n has an average value of >1 to 2. Also provided are automatic dishwashing compositions comprising said surfactant.Type: GrantFiled: March 20, 2017Date of Patent: November 19, 2019Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Marianne P. Creamer, Edward D. Daugs, Severine Ferrieux, Sara B. Klamo, Paul Mercando, Eric P. Wasserman
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Publication number: 20190218477Abstract: An automatic dishwashing composition is provided including a dispersant polymer; a builder; and a surfactant, wherein the surfactant is a fatty alcohol alkoxylate of formula I: wherein R1 is a linear or branched, saturated C8-24 alkyl group; R2 is a linear saturated C2-8 alkyl group; m has an average value of 22 to 42; n has an average value of 4 to 12; wherein m+n is an average value of 26 to 54; wherein the fatty alcohol alkoxylate has an average ethyleneoxy unit concentration per molecule, X, of >45 wt %; and, wherein the fatty alcohol alkoxylate has a ratio, Z, equal to X divided by n, wherein the ratio, Z, is <9.5.Type: ApplicationFiled: June 5, 2017Publication date: July 18, 2019Applicants: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Sara B. Klamo, Edward D. Daugs, Scott Backer, Severine Ferrieux, Paul Mercando, Eric P. Wasserman
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Publication number: 20190118136Abstract: The present invention relates to a dehydration composition and method of use thereof for drying gas streams, in particular natural gas streams, wherein the dehydration composition comprises (i) a glycol, (ii) an imidazole compound, and optionally (iii) one or more of an alkali metal carboxylate, an additional glycol different than (i), an alkanolamine, a phosphate acid, a salt of a phosphate acid, a borate acid, a salt of a borate acid, a sweetening agent, a low temperature viscosity improver, a corrosion inhibitor, an antifoaming agent, or mixtures thereof.Type: ApplicationFiled: April 20, 2017Publication date: April 25, 2019Inventors: Christophe Laroche, Eric J. Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King, Edward D. Daugs, Brian A. Jazdzewski
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Publication number: 20190016993Abstract: A surfactant for use in an automatic dishwashing composition is provided, wherein the surfactant is a glycidyl ether-capped ethoxylated alcohol as noted in formula I. Wherein R1 is a linear, saturated C8-24 alkyl group, R2 is a linear or branched saturated C6-20 alkyl group, m has an average value of 10 to 50, and n has an average value of >1 to 2. Also provided are automatic dishwashing compositions comprising said surfactant.Type: ApplicationFiled: March 20, 2017Publication date: January 17, 2019Inventors: Marianne P Creamer, Edward D. Daugs, Severine Ferrieux, Sara B. Klamo, Paul Mercando, Eric P. Wasserman
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Patent number: 10179885Abstract: A dispersant includes the reaction product of an amine and at least one equivalent of glycidyl ether where the amine is selected from a group consisting of aminoethylpiperazine, bis(2-(piperazin-1-yl)ethyl)amine, 4,4?-methylenebiscyclohexylamine, m-xylenediamine, diethylenetriamine, and triethylenetetramine and where the glycidyl ether has the structure (A), where R is selected from aromatic carbon chains, non-aromatic carbon chains and polyalkylene glycol groups. The dispersant is useful in a lubricant with a base oil for increasing soot dispersibility of the lubricant.Type: GrantFiled: March 18, 2015Date of Patent: January 15, 2019Assignee: Dow Global Technologies LLCInventors: Cynthia Pierre, Edward D. Daugs, Paul R. Elowe
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Publication number: 20180371174Abstract: The present invention relates to a compound having the following structure I: where Ar1, R, R1, E, m, n, x, y, p, and s are defined herein. The compound of the present invention is useful as an open time additive in waterborne coatings compositions, particularly waterborne paint compositions.Type: ApplicationFiled: June 25, 2018Publication date: December 27, 2018Inventors: Edward D. Daugs, John J. Rabasco, Antony K. Van Dyk, Tianlan Zhang