Patents by Inventor Sudhakar Balijepalli
Sudhakar Balijepalli 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: 20240166869Abstract: A composition for preparing a foam comprises (A) a polyol, (B) a pre-mixture comprising (B1) a silicone resin at least partially solubilized in (B2) a physical blowing agent capable of at least partially solubilizing the silicone resin (B1), (C) a polyisocyanate, and (D) a catalyst. The silicone resin (B1) includes at least 20 mol % (R13SiO1/2) siloxy units and at least 40 mol % of (SiO4/2) siloxy units, each based on the total moles of siloxy units present in the silicone resin (B1), with the proviso that the combined amount of (R13SiO1/2) and (SiO4/2) siloxy units is at least 85 mol % based on the total moles of siloxy units present in the silicone resin (B1), where each R1 is independently a substituted or unsubstituted hydrocarbyl group.Type: ApplicationFiled: March 17, 2022Publication date: May 23, 2024Applicants: DOW SILICONES CORPORATION, DOW GLOBAL TECHNOLOGIES LLCInventors: Zhengming TANG, Sudhakar BALIJEPALLI, Rosella RICCIO, Sachit GOYAL
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Publication number: 20240002576Abstract: An isocyanate-reactive composition comprises (A) a polyol, (B) a polysiloxane, and (C) a polyether alcohol compound. A composition for preparing a foam comprises the isocyanate-reactive composition, (D) a polyisocyanate, (E) a catalyst, and (F) a blowing agent. The composition forms a foam upon at least components (A) and (D) reacting in the presence of components (E) and (F).Type: ApplicationFiled: December 8, 2021Publication date: January 4, 2024Inventors: Sudhakar BALIJEPALLI, Peter BAI, Simon TOTH, Yongfu LI
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Publication number: 20230392011Abstract: A liquid silicone resin composition is provided. The liquid silicone resin composition comprises (A) a polysiloxane, (B) a polyether alcohol compound, and optionally (C) an aminosilicon compound. The polysiloxane (A) comprises an MQ resin, which is dispersed in and optionally functionalized with the polyether alcohol compound (B), and which may also optionally have amino functionality. The liquid silicone resin composition comprises a tunable viscosity, which may range at 25° C. from 100 to 800,000 cps. A method of preparing the liquid silicone resin is also provided. The method comprises combining together a solid silicone resin and the polyether alcohol compound (B) to give a mixture comprising the polysiloxane (A) and the polyether alcohol compound (B), and liquefying the mixture, thereby preparing the liquid silicone resin composition. The method may optionally include the aminosilicon compound (C).Type: ApplicationFiled: October 29, 2021Publication date: December 7, 2023Inventors: Sudhakar Balijepalli, Eun Sil Jang
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Patent number: 11832610Abstract: The present disclosure provides for an agrochemical emulsion with reduced spray drift that includes an emulsion pre-mix concentrate, an acrylate-based copolymer, and an aqueous based agrochemical composition. The agrochemical emulsion includes 0.05 to 5 weight percent (wt %) of the emulsion pre-mix concentrate, 0.05 to 5 wt. % of the acrylate-based copolymer and 90 to 99.9 wt. % of the aqueous based agrochemical composition. The emulsion pre-mix concentrate includes 40 to 70 wt. % of an alkylene glycol ether, 10 to 40 wt. % of a vegetable-oil, and a surfactant, where the wt. % of the surfactant is 0.5 to 2 times the wt. % of the vegetable-oil wt. %, where the wt. % values are based on the total weight of the emulsion pre-mix concentrate and the wt. % of the alkylene glycol ether, the vegetable-oil and the surfactant total 100 wt. % of the emulsion pre-mix concentrate. The acrylate-based copolymer has a weight average molecular weight of 0.5 to 1.5 million.Type: GrantFiled: April 23, 2019Date of Patent: December 5, 2023Assignee: Dow Global Technologies LLCInventors: Adam L Grzesiak, Matthew D. Reichert, Christopher J. Tucker, Stephen L. Wilson, Holger Tank, Sudhakar Balijepalli, Milton H. Repollet-Pedrosa
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Patent number: 11597845Abstract: A coating for conversion of formaldehyde to carbon dioxide includes an alcohol/aldehyde oxidase and a formate oxidase immobilized on a solid particulate support; and a latex binder.Type: GrantFiled: June 29, 2018Date of Patent: March 7, 2023Assignees: DOW GLOBAL TECHNOLOGIES LLC, ROHM AND HAAS COMPANY, GEORGIA TECH RESEARCH CORPORATION, GEORGIA STATE UNIVERSITY RESEARCH FOUNDATION, INC.Inventors: John Anderson Roper, III, Sudhakar Balijepalli, Paul Doll, Andreas S. Bommarius, Christopher W. Jones, Christopher R. Murdock, John M. Robbins, Akihiro Nomura, Bettina R. Bommarius, Adam Holewinski, Giovanni Gadda
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Publication number: 20220363945Abstract: A liquid applied, silicone-based air and water barrier coating composition and its use as a silicone-based air and water barrier is provided. The barrier is generally vapour permeable and suitable for the construction industry. The liquid coating composition generally has a shelf-life of at least 9 months. The liquid coating composition comprises: (i) a crosslinked polysiloxane dispersion comprising (c) a surfactant and (d) water; (ii) a combination of rheology modifiers and at least one of the following ingredients: (iii) one or more fillers and/or (iv) one or more stabilizers.Type: ApplicationFiled: July 1, 2020Publication date: November 17, 2022Inventors: Michael P. TATE, Zhifeng BAI, Jodi M. MECCA, Tirtha CHATTERJEE, Yiyong HE, Michael BRASSEUR, Sudhakar BALIJEPALLI, John J. RABASCO
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Publication number: 20210222015Abstract: Embodiments of the present invention relate to compositions, aqueous coating compositions, and methods for improving the freeze/thaw stability of aqueous coating compositions. In one aspect, a method for improving the freeze/thaw stability of an aqueous coating composition comprising an aqueous polymeric dispersion, the method comprising adding the following compound to the aqueous coating composition wherein n=3 to 10.Type: ApplicationFiled: March 21, 2017Publication date: July 22, 2021Inventors: Claribel Acevedo Velez, Sudhakar Balijepalli, Rebecca J. Wachowicz
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Publication number: 20210112806Abstract: The present disclosure provides for an agrochemical emulsion with reduced spray drift that includes an emulsion pre-mix concentrate, an acrylate-based copolymer, and an aqueous based agrochemical composition. The agrochemical emulsion includes 0.05 to 5 weight percent (wt %) of the emulsion pre-mix concentrate, 0.05 to 5 wt. % of the acrylate-based copolymer and 90 to 99.9 wt. % of the aqueous based agrochemical composition. The emulsion pre-mix concentrate includes 40 to 70 wt. % of an alkylene glycol ether, 10 to 40 wt. % of a vegetable-oil, and a surfactant, where the wt. % of the surfactant is 0.5 to 2 times the wt. % of the vegetable-oil wt. %, where the wt. % values are based on the total weight of the emulsion pre-mix concentrate and the wt. % of the alkylene glycol ether, the vegetable-oil and the surfactant total 100 wt. % of the emulsion pre-mix concentrate. The acrylate-based copolymer has a weight average molecular weight of 0.5 to 1.5 million.Type: ApplicationFiled: April 23, 2019Publication date: April 22, 2021Applicants: Rohm and Haas Company, Dow Silicones Corporation, Dow Global Technologies LLCInventors: Adam L. Grzesiak, Matthew D. Reichert, Christopher J. Tucker, Stephen L. Wilson, Holger Tank, Sudhakar Balijepalli, Milton H. Repollet-Pedrosa
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Patent number: 10752793Abstract: Embodiments of the present invention relate to compositions, aqueous coating compositions, and methods for improving the freeze/thaw stability of aqueous coating compositions. In one aspect, a method for improving the freeze/thaw stability of an aqueous coating composition comprising an aqueous polymeric dispersion, the method comprising adding the following compound to the aqueous coating composition: (Formula (I)) wherein n=4 to 8.Type: GrantFiled: March 21, 2017Date of Patent: August 25, 2020Assignee: Dow Global Technologies LLCInventors: Claribel Acevedo Velez, Sudhakar Balijepalli, Rebecca J. Wachowicz
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Publication number: 20200165463Abstract: A coating for conversion of formaldehyde to carbon dioxide includes an alcohol/aldehyde oxidase and a formate oxidase immobilized on a solid particulate support; and a latex binder.Type: ApplicationFiled: June 29, 2018Publication date: May 28, 2020Inventors: John Anderson ROPER, III, Sudhakar BALIJEPALLI, Paul DOLL, Andreas S. BOMMARIUS, Christopher W. JONES, Christopher R. MURDOCK, John M. ROBBINS, Akihiro NOMURA, Bettina R. BOMMARIUS, Adam HOLEWINSKI, Giovani GADDA
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Publication number: 20190062576Abstract: Embodiments of the present invention relate to compositions, aqueous coating compositions, and methods for improving the freeze/thaw stability of aqueous coating compositions. In one aspect, a method for improving the freeze/thaw stability of an aqueous coating composition comprising an aqueous polymeric dispersion, the method comprising adding the following compound to the aqueous coating composition: (Formula (I)) wherein n=4 to 8.Type: ApplicationFiled: March 21, 2017Publication date: February 28, 2019Inventors: Claribel Acevedo Velez, Sudhakar Balijepalli, Rebecca J. Wachowicz
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Patent number: 10214659Abstract: The present invention provides aqueous compositions that provide improved open time, the compositions comprising (i) an aqueous polymer composition of one or more emulsion polymers, one or more aqueous dispersion polymers, or mixtures thereof, preferably, a vinyl or acrylic emulsion polymer, and (ii) from 0.1 to 5 wt. %, based on the total weight of solids in the composition, one or more polyalkoxylates having from 2 to 15 polyalkoxylate chains and an ethylene oxide (EO) content ranging from 20 to 70 wt. %, based on the total weight of polyalkoxylate solids in the composition. The compositions are useful in high solids or fast drying compositions such as coatings and non-cementitious mortars.Type: GrantFiled: March 23, 2017Date of Patent: February 26, 2019Assignee: Dow Global Technologies LLCInventor: Sudhakar Balijepalli
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Patent number: 10138262Abstract: A composition comprising: (a) from 20 to 60 wt % of a saccharide component comprising from two to five sugar ring units having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to oxygen atoms on said sugar rings and at least three acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide; and (b) from 40 to 80 wt % of a non-saccharide component comprising a polyol unit not containing a sugar ring and having a hydroxyl functionality from two to five; said polyol unit having polymerized units of at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide and butylene oxide bonded to hydroxyl oxygen atoms of the polyol and at least two acetoacetyl groups bonded to terminal oxygen atoms of said polymerized units of at least one alkylene oxide; wherein total polymerized units of at least one alkylene oxide comprise from 20 to 80 wType: GrantFiled: September 15, 2014Date of Patent: November 27, 2018Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Sudhakar Balijepalli, Paul Doll, Alvin M. Maurice, Jenny B. Werness
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Patent number: 10100217Abstract: The present invention provides aqueous compositions which have low or zero volatile organic content (VOC) comprising (i) an open time additive composition of one or more phosphorus acid salts, preferably a phosphoric acid salt, and one or more polyalkoxylates having from 2 to 15 polyalkoxylate chains and an ethylene oxide (EO) content ranging from 20 to 70 wt. %, based on the total weight of polyalkoxylate solids in the composition. The (i) additive compositions may have a solids content as high as 95 wt. %. Further, the compositions may comprise (ii) one or more aqueous polymer, such as for use in coatings or non-cementitious mortars.Type: GrantFiled: March 23, 2017Date of Patent: October 16, 2018Assignee: Dow Global Technologies LLCInventors: Sudhakar Balijepalli, Arkady L. Krasovskiy
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Patent number: 9963557Abstract: A coalescent consisting essentially of a residue from a process for forming propyleneglycol phenyl ether, the coalescent consisting essentially of 65%-75% by weight, based on the weight of the residue, dipropyleneglycol phenyl ether, 8%-10% by weight, based on the weight of the coalescent, monopropyleneglycol phenyl ether, 4%-6% by weight, based on the weight of the coalescent, tripropyleneglycol phenyl ether, and 0.1%-10% by weight, based on the weight of the coalescent, alkalinity (reported as NaOH) is provided. Also provided is a method for forming certain low-VOC, low cost, coalesced aqueous polymeric dispersions including, as copolymerized units, from 70% to 100% by weight, based on the solids weight of the aqueous polymeric dispersion, vinyl acetate monomer and an aqueous coating composition including the coalesced aqueous polymeric dispersion.Type: GrantFiled: May 9, 2016Date of Patent: May 8, 2018Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Thomas Glenn Madle, Sudhakar Balijepalli, Alvin M. Maurice, Felipe A. Donate
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Publication number: 20170275490Abstract: The present invention provides aqueous compositions that provide improved open time, the compositions comprising (i) an aqueous polymer composition of one or more emulsion polymers, one or more aqueous dispersion polymers, or mixtures thereof, preferably, a vinyl or acrylic emulsion polymer, and (ii) from 0.1 to 5 wt. %, based on the total weight of solids in the composition, one or more polyalkoxylates having from 2 to 15 polyalkoxylate chains and an ethylene oxide (EO) content ranging from 20 to 70 wt. %, based on the total weight of polyalkoxylate solids in the composition. The compositions are useful in high solids or fast drying compositions such as coatings and non-cementitious mortars.Type: ApplicationFiled: March 23, 2017Publication date: September 28, 2017Inventor: Sudhakar Balijepalli
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Publication number: 20170275489Abstract: The present invention provides aqueous compositions which have low or zero volatile organic content (VOC) comprising (i) an open time additive composition of one or more phosphorus acid salts, preferably a phosphoric acid salt, and one or more polyalkoxylates having from 2 to 15 polyalkoxylate chains and an ethylene oxide (EO) content ranging from 20 to 70 wt. %, based on the total weight of polyalkoxylate solids in the composition. The (i) additive compositions may have a solids content as high as 95 wt. %. Further, the compositions may comprise (ii) one or more aqueous polymer, such as for use in coatings or non-cementitious mortars.Type: ApplicationFiled: March 23, 2017Publication date: September 28, 2017Inventors: Sudhakar Balijepalli, Arkady L. Krasovskiy
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Publication number: 20160347912Abstract: A coalescent consisting essentially of a residue from a process for forming propyleneglycol phenyl ether, the coalescent consisting essentially of 65%-75% by weight, based on the weight of the residue, dipropyleneglycol phenyl ether, 8%-10% by weight, based on the weight of the coalescent, monopropyleneglycol phenyl ether, 4%-6% by weight, based on the weight of the coalescent, tripropyleneglycol phenyl ether, and 0.1%-10% by weight, based on the weight of the coalescent, alkalinity(reported as NaOH) is provided. Also provided is a method for forming certain low-VOC, low cost, coalesced aqueous polymeric dispersions including, as copolymerized units, from 70% to 100% by weight, based on the solids weight of the aqueous polymeric dispersion, vinyl acetate monomer and an aqueous coating composition including the coalesced aqueous polymeric dispersion.Type: ApplicationFiled: May 9, 2016Publication date: December 1, 2016Inventors: Thomas Glenn Madle, Sudhakar Balijepalli, Alvin M. Maurice, Felipe A. Donate
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Patent number: 9340686Abstract: The present invention relates to a composition comprising an aqueous dispersion of a binder and from 0.01 to 2 weight percent, based on the weight of the binder, of a defoamer characterized by the following structure: wherein R1, R2, x, y, m, and n are defined herein. The composition of the present invention is especially useful in reducing foam formation in a low VOC paint formulation.Type: GrantFiled: October 25, 2013Date of Patent: May 17, 2016Assignees: Rohm and Haas Company, Dow Global Technologies LLCInventors: Sudhakar Balijepalli, Melinda H. Keefe, Laurel A. Rufe
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Patent number: 9150752Abstract: The present invention relates to a composition comprising a stable aqueous dispersion of polymer particles and a dispersant adsorbed onto the surfaces of TiO2 particles, wherein the dispersant is a water-soluble polymer functionalized with structural units of a carboxylic acid ester and tris(hydroxymethyl)aminomethane. The composition of the present invention is particularly useful for achieving high hiding for paints containing associative thickeners.Type: GrantFiled: March 3, 2015Date of Patent: October 6, 2015Assignee: Dow Global Technologies LLCInventors: Sudhakar Balijepalli, Lidaris San Miguel Rivera, Shubhangi Hemant Nair