Patents Assigned to Dow Global Technologies
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Patent number: 12264233Abstract: A composition comprising the following components: A) propylene/ethylene copolymer that has a density ?0.880 g/cc, and a MWD(conv) from 2.00 to 3.00 and a melt viscosity (177 C)?80,000 mPa*s; B) olefin multi-block copolymer that has a density ?0.890 g/cc and a melt index (I2)?0.5 g/10 min.Type: GrantFiled: June 12, 2019Date of Patent: April 1, 2025Assignee: Dow Global Technologies LLCInventors: Allan Walter Mclennaghan, Yi Jin
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Patent number: 12263628Abstract: The present invention relates to multilayer films. In one aspect, a multilayer film comprises a first polyethylene composition having a density of at least 0.965 g/cm3 and as further described herein and a second polyethylene composition having a density of 0.924 g/cm3 to 0.936 g/cm3 and as further described herein, wherein the multilayer film comprises 40 weight percent or less of the first polyethylene composition based on the total weight of the multilayer film.Type: GrantFiled: October 4, 2021Date of Patent: April 1, 2025Assignee: Dow Global Technologies LLCInventors: Gianna Buaszczyk, Bruno Cesar De Moraes Barbosa, Nicolas C. Mazzola, Rahul Sharma, Ronald Wevers
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Publication number: 20250101211Abstract: According to one or more embodiments, a polyethylene composition, which may include a first polyethylene fraction area defined by an area in an elution profile via iCCD analysis method in a temperature range of 45° C. to 90° C.; a first peak in the temperature range of 45° C. to 90° C. in the elution profile; a second polyethylene fraction area defined by an area in the elution profile in a temperature range of 90° C. to 120° C.; a second peak in the temperature range of 90° C. to 120° C. in the elution profile; and a local minimum in a temperature range of from 80 C to 95° C. in the elution profile. The polyethylene composition may have a density of 0.924 g/cm3 to 0.936 g/cm3 and a melt index (I2) of 0.5 g/10 minutes to 1.2 g/10 minutes. A ratio of the first polyethylene fraction area to the second polyethylene fraction area may be 2.0 to 4.0.Type: ApplicationFiled: January 13, 2022Publication date: March 27, 2025Applicant: Dow Global Technologies LLCInventors: Sanjib Biswas, Carol Tsai, Douglas S. Ginger, Johnathan E. DeLorbe, Philip P. Fontaine
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Patent number: 12258484Abstract: The present disclosure provides a process. In an embodiment, the process includes forming an aqueous matte coating composition including A1) beads of a first acrylic polymer having an average particle diameter from 0.1 ?m to 2 ?m; A2) beads of a second acrylic polymer having an average particle diameter from 0.5 ?m to 30 ?m; B) an acrylic polymer binder; C) from 0.15 wt % to 2.5 wt % of a slip additive; D) from 0.10 wt % to 0.30 wt % of a defoaming agent; E) from 0.8 wt % to 1.5 wt % of a rheology modifier; and F) from 0.01 wt % to 0.1 wt % of at least one wetting agent. The aqueous matte coating composition is applied to a substrate and then dried to form a coating on the substrate.Type: GrantFiled: October 2, 2019Date of Patent: March 25, 2025Assignee: Dow Global Technologies LLCInventors: Yinzhong Guo, Manesh Nadupparambil Sekharan, Yuming Lai
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Patent number: 12258489Abstract: A composition comprising a first, synthetic gel and a second gel is useful for the preparation of waterborne multicolor paints.Type: GrantFiled: December 20, 2016Date of Patent: March 25, 2025Assignee: Dow Global Technologies LLCInventors: Shiling Zhang, Minbiao Hu, Dong Yun, Wei Li, Huan Chen
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Patent number: 12258705Abstract: A non-solvent two-component polyurethane artificial leather composition is provided. The polyurethane composition comprises (A) a polyurethane-prepolymer component, comprising one or more polyurethane-prepolymers prepared by reacting at least one polyisocyanate compound with at least one first polyol, wherein the polyurethane-prepolymer comprises at least two free isocyanate groups; and (B) a polyol component, comprising at least one second polyol; wherein the polyol component further comprises an encapsulated foaming agent comprising at least one foaming core phase encapsulated within an outer shell. The polyurethane leather product derived from the polyurethane composition exhibits enhanced stability, mild bubble generation and improved cost effectiveness. A polyurethane leather product prepared with said composition and the method for preparing the same are also provided.Type: GrantFiled: September 25, 2019Date of Patent: March 25, 2025Assignee: Dow Global Technologies LLCInventors: Chao Zhang, Yanli Feng, Shihao Qin
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Patent number: 12252671Abstract: A deposition aid polymer for laundry is provided, comprising >50 to 99 wt % of structural units of formula (I) wherein R1 is selected from hydrogen, —C1-4 alkyl and —CH2OR3; wherein R3 is selected from —C1-12 alkyl and phenyl; and 1 to <50 wt % of structural units of formula (II) wherein R2 is selected from a moiety of Formula (III), a moiety of Formula (IV) and a moiety of Formula (V) wherein A? is a counter anion balancing the cationic charge on the N; wherein R4 is selected from hydrogen, —C1-12 alkyl and phenyl; and wherein R5 is selected from hydrogen and —C1-8 alkyl; wherein the deposition aid polymer has a weight average molecular weight of <100,000 Daltons; and with the proviso that the deposition aid polymer has an average of at least two structural units of formula (II) per molecule.Type: GrantFiled: September 23, 2020Date of Patent: March 18, 2025Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Matthew E. Belowich, David S. Laitar, Randara Pulukkody, Eric Wasserman
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Patent number: 12251399Abstract: Embodiments are directed towards methods of inducing caspase activity. The methods include contacting a cell with a treatment compound represented by the following Formula (I), where the treatment compound is a random copolymer, R1 is selected from hydrogen and a hydroxyl group, R2 is selected from hydrogen and a hydroxyl group, R1 is different than R2, and a sum of x and y is from 4 to 20,000.Type: GrantFiled: February 27, 2020Date of Patent: March 18, 2025Assignee: Dow Global Technologies LLCInventors: Caroline Woelfle-Gupta, Andrew Scott, Matthew LeBaron, Daniel Wilson, Susan L. Jordan, Robert L. Schmitt, Raja Settivari
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Patent number: 12252573Abstract: The polymerization process of this disclosure includes includes polymerizing ethylene and one or more olefins in the presence of a catalyst system under olefin polymerization conditions to form an ethylene-based polymer. The catalyst system comprising a metal-ligand complex according to formula (I).Type: GrantFiled: December 20, 2019Date of Patent: March 18, 2025Assignee: Dow Global Technologies LLCInventors: David Koenigs, David D. Devore, Brad C. Bailey, Endre Szuromi, Robert D. Grigg, David M. Pearson, Nolan T. McDougal, John B. Etienne, Sukrit Mukhopadhyay
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Patent number: 12251909Abstract: Provided are multilayer structures and articles comprising same. The multilayer structure comprises: a biaxially-oriented polyethylene film comprising a skin layer with a matte surface and a core, the core comprising one or more core layers; a sealant film; and an adhesive adhering the sealant film to the matte surface of the skin layer of the biaxially-oriented polyethylene film. The multilayer structure can exhibit an enhanced adhesive bonding force in comparison to other multilayer structures.Type: GrantFiled: August 27, 2020Date of Patent: March 18, 2025Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Gang Wang, Lianjiang Zhao, Jingyi Xu, Xiaobing Yun, Jianping Pan, Gaobing Chen, Jianliang Zhu
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Patent number: 12252574Abstract: Embodiments of this disclosure are directed to catalyst systems comprising a metal-ligand complex according to formula (I):Type: GrantFiled: October 10, 2023Date of Patent: March 18, 2025Assignee: Dow Global Technologies LLCInventors: Ruth Figueroa, Robert D. Grigg, Jerzy Klosin, Tulaza Vaidya, Carl N. Iverson
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Patent number: 12251687Abstract: Embodiments of the present disclosure are directed towards methods of etherification including modifying a zeolite catalyst with phosphorus to provide a phosphorus modified zeolite catalyst; and contacting the phosphorus modified zeolite catalyst with an olefin and an alcohol to produce a monoalkyl ether.Type: GrantFiled: September 23, 2020Date of Patent: March 18, 2025Assignee: Dow Global Technologies LLCInventors: Wen-Sheng Lee, Dean Millar, Stephen W. King
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Patent number: 12240970Abstract: A method includes steps of (a) blending a polymeric composition, including: (i) 5 wt % to 45 wt % of a silanol-functionalized polyolefin based on a total weight of the polymeric composition; (ii) 55 wt % to 90 wt % of a polybutylene terephthalate based on a total weight of the polymeric composition having a melt flow index from 21 g/10 min. to 35 g/10 min. at 250° C. and 2.16 kg; (iii) a condensation catalyst; and (iv) 0.5 wt % to 10 wt % of hydroxy terminated poly(dimethylsiloxane) based on a total weight of the polymeric composition; and (b) extruding the polymeric composition.Type: GrantFiled: November 3, 2020Date of Patent: March 4, 2025Assignee: Dow Global Technologies LLCInventors: Karl M. Seven, Mohamed Esseghir, Jeffrey M. Cogen
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Patent number: 12242198Abstract: A photoresist stripping composition comprising an organic amine and a method is provided. The photoresist stripping composition comprising an organic amine having the following formula (1).Type: GrantFiled: August 30, 2019Date of Patent: March 4, 2025Assignee: Dow Global Technologies LLCInventors: Xin Jiang, Stephen W. King
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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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Patent number: 12233629Abstract: The present disclosure provides a flexible multilayer film. The flexible multilayer film includes at least three layers. One of the layers is a seal layer and one of the layers is a barrier layer. The seal layer is an ionomer. The backing layer is in direct contact with the seal layer. The backing layer is an ethylene/?-olefin multi-block copolymer.Type: GrantFiled: September 24, 2020Date of Patent: February 25, 2025Assignee: Dow Global Technologies LLCInventors: Kleber Brunelli, Nicolas Cardoso Mazzola
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Patent number: 12234343Abstract: The present disclosure relates to a curable composition for an encapsulant film, the curable composition comprising: (A) a polyolefin; (B) a fumed alumina; (C) an organic peroxide; (D) a silane coupling agent; (E) a crosslinking co-agent; and, optionally, (F) an additive component comprising a UV stabilizer, wherein the polyolefin has a volume resistivity of less than 4.0E+15 ohm·cm. The present disclosure further relates to an encapsulant film made from such a curable composition and a PV module containing such an encapsulant film.Type: GrantFiled: August 30, 2019Date of Patent: February 25, 2025Assignee: Dow Global Technologies LLCInventors: Yunfeng Yang, Brian M. Habersberger, Weiming Ma, Yuyan Li, Hong Yang, Chao He
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Patent number: 12227141Abstract: A coating composition which comprises a first polymeric component which comprises a first polymeric dispersion, wherein polymers contained in the first polymeric dispersion have a surface free energy of equal to or greater than 28 mJ/m2 and a volume average particle size diameter of from 0.1 to 10 microns; a second polymeric component which comprises one or more second polymeric emulsions wherein polymers contained in the second polymeric emulsions have a surface free energy equal to or less than 26 mJ/m2 and a volume average particle size diameter from 0.005 to 1,000 microns; one or more rheology modifiers is provided. An article coated with the coating composition and a method of making the coated article are also provided.Type: GrantFiled: October 8, 2019Date of Patent: February 18, 2025Assignees: Dow Global Technologies LLC, Dow Silicone CorporationInventors: Craig Gorin, Manesh Sekharan, David Yancey, David Bank, Jacob Milne, Mark Fisher, Rebecca Beeson
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Patent number: 12227465Abstract: A method for preparing C2 to C5 paraffins including introducing a feed stream of hydrogen gas and a carbon-containing gas selected from carbon monoxide, carbon dioxide, and mixtures thereof into a reaction zone of a reactor. Converting the feed stream into a product stream that includes C2 to C5 paraffins in the reaction zone in the presence of a hybrid catalyst. The hybrid catalyst including a microporous catalyst component; and a metal oxide catalyst component. The metal oxide catalyst component including a metal component present on a metal oxide support material. The metal oxide support material includes at least one oxide of a metal selected from Group 4 of the IUPAC periodic table of elements. The product stream has a C3/C2 carbon molar ratio greater than or equal to 4.0.Type: GrantFiled: May 7, 2020Date of Patent: February 18, 2025Assignee: Dow Global Technologies LLCInventors: Alexey Kirilin, Adam Chojecki, Joseph F. Dewilde, Glenn Pollefeyt, Davy L.S. Nieskens, Andrzej Malek
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Patent number: 12227530Abstract: A method of preparing an organosilanol compound is disclosed. The method comprises reacting (A) an initial organosilicon compound and (B) water in the presence of (C) a catalyst. The catalyst (C) is selected from: (C1) [(C8H12irCl]2[(p-cymene)RuCl2]2; and (C3) Pd/C. The initial organosilicon compound (A) has the general formula HO—Si(R)2—[Si(R)2O]a—OSi(R)2—Y and the organosilanol compound has the general formula HO—Si(R)2-[Si(R)2O]a—OSi(R)2—Y, where each R is an independently selected hydrocarbyl group; Y comprises a functional moiety selected from alkoxysilyl moieties, epoxide moieties, and acryloxy moieties, with the proviso that Y is other than the acryloxy moieties when the catalyst (C) is (C3) Pd/C; and subscript a is 0 or 1. The organosilanol compound prepared by the method is also provided.Type: GrantFiled: December 20, 2019Date of Patent: February 18, 2025Assignees: Dow Silicones Corporation, Dow Global Technologies LLCInventors: Donald V. Eldred, Matthew Jeletic, John Roberts, Andre Yvon-Bessette