Patents Assigned to Dow Global Technology LLC
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Patent number: 12179396Abstract: The present disclosure provides a process. In an embodiment, the process includes providing pellets of a regrind material. The regrind material is a post-consumer recycle multilayer film (PCR multilayer film) having at least three layers. The PCR multilayer film is composed of (i) a polyethylene layer, (ii) a polyamide layer, and (iii) a tie layer. The tie layer is composed of maleic anhydride grafted substantially linear ethylene polymer (MAH-g-SLEP) having a Mw/Mn from 1.5 to less than 3.5 and a melt index from 0.5 g/10 min to less than 25 g/10 min. The process includes extruding the pellets to form an extrudate, molding the extrudate, and forming, with the extrudate, a molded article having a surface. The surface of the molded article has a surface roughness value, Sa, less than 1000 nm and a root mean square roughness value, Sq, less than 1400 nm.Type: GrantFiled: October 23, 2020Date of Patent: December 31, 2024Assignee: Dow Global Technologies LLCInventors: Brian W. Walther, Sachin Laddha
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Patent number: 12180353Abstract: The present disclosure provides a composition. The composition includes a silane functionalized polyolefin; a flame retardant; and a hindered amine light stabilizer (HALS) having a Mw greater than 5,000 Dalton. The present disclosure also provides a coated conductor. The coated conductor includes a conductor and a coating on the conductor, the coating including a composition. The coating composition includes a silane functionalized polyolefin; a flame retardant; and a hindered amine light stabilizer (HALS) having a Mw greater than 5,000 Dalton.Type: GrantFiled: April 26, 2019Date of Patent: December 31, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Bharat I. Chaudhary, Xindi Yu, Yichi Zhang, Peter C. Dreux
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Publication number: 20240425674Abstract: Embodiments of the present disclosure are directed to a polymeric composition comprising the cross-linked reaction product of an ionomer and a silane crosslinking agent. The ionomer may include an E/X/Y polymer where E is an ethylene monomer, X is ?,?-ethylenically unsaturated carboxylic acid comonomer having 3 to 8 carbons, or its ester, and Y is alkyl acrylate or dicarboxylic acid comonomer. The ionomer comprises from 1 to 30 wt. % of X and from 0 to 40 wt. % of Y. At least a portion of the carboxyl groups of X and optionally Y are neutralized with a metal cation. The silane crosslinking agent has a formula Z((CH2)aSi(OR)b)c. Z is a mono-functional reactive group, R is an alkyl group having 1 to 4 carbon atoms or a hydrogen atom, a is from 1 to 4, b is 3, and c is from 1 to 2.Type: ApplicationFiled: November 3, 2022Publication date: December 26, 2024Applicant: Dow Global Technologies LLCInventors: Xiaomei Song, Hongyu Chen, Xuejun Liu
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Patent number: 12173452Abstract: The present invention relates to an article and a method for its preparation; the article comprises a cured polymeric film superposing paper or paperboard. The polymeric film is derived from a dispersion which comprises: a) a dispersant which is a copolymer with an acid value of 130 or less, comprising structural units of ethylene and a carboxylic acid monomer, wherein the copolymer has a melt flow index in the range of from 50 to 2000 g/10 min at 190° C./2.16 kg; wherein the weight-to-weight ratio of structural units of ethylene to carboxylic acid monomer is in the range of from 95:5 to 70:30; and wherein the dispersant has a concentration in the range of from 9 to 50 weight percent based on the weight of polymer solids in the dispersion; b) a base polymer comprising non-functionalized ethylene-co-alkene copolymers, wherein the weight-to-weight ratio of the structural units of ethylene to alkene is in the range of from 99.8:0.Type: GrantFiled: April 15, 2021Date of Patent: December 24, 2024Assignee: Dow Global Technologies LLCInventors: Alan M. Piwowar, Ray E. Drumright, Christina N. Ellison, David L. Malotky, Jonathan F. Mason, Hari Katepalli, Luqing Qi, Houxiang Tang, Robert R. Bills
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Patent number: 12173141Abstract: A dielectrically-enhanced polyethylene formulation made from (A) a polyethylene-nucleation agent, a dielectrically-enhanced (B) a multimodal ultra-high density polyethylene (multimodal uHDPE) composition, and, optionally, (C) a low density polyethylene (LDPE) polymer. A method of making same, an insulated electrical device comprising same, and a method of using same.Type: GrantFiled: September 30, 2019Date of Patent: December 24, 2024Assignee: Dow Global Technologies LLCInventors: Suh Joon Han, Suzanne M. Guerra
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Patent number: 12172349Abstract: A flexible film fluid-dispensing device including (A) at least one flexible film liner member having a flexibility property of from 3.6e-10 Nm to 2 Nm; (B) a rigid frame member for receiving the flexible film liner member and for removably holding the flexible film liner member in place during the flow of fluid through the flexible fluid-dispensing device; and (C) a connection means for connecting the flexible film fluid-dispensing device to the outlet feed stream of a fluid production process line; a process of manufacturing the above flexible film fluid-dispensing device; and a process for dispensing a fluid using the above flexible film fluid-dispensing device.Type: GrantFiled: September 1, 2020Date of Patent: December 24, 2024Assignee: Dow Global Technologies LLCInventors: Luca Guj, Colmar Wocke, Mirella Coroneo, Vanni Parenti
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Patent number: 12173233Abstract: A coated article comprises an article, and one or more amide based coatings on an outer surface of the proppant particle, the amide based coating include the reaction product of an isocyanate component that includes at least one isocyanate and a carboxylic acid component that includes one or more poly-carboxylic acids.Type: GrantFiled: May 24, 2017Date of Patent: December 24, 2024Assignee: Dow Global Technologies LLCInventors: Arjun Raghuraman, Sachit Goyal, Phillip S. Athey, Harshad M. Shah, Juan Carlos Medina, William A. Koonce
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Publication number: 20240417556Abstract: Embodiments are directed towards thermoplastic compositions comprising: a virgin raw polymer, wherein the virgin raw polymer comprises a hydrogenation-catalyst treated polyethylene and a recycled polyethylene wherein the recycled polyethylene comprises either a first blend of polyethylenes recovered from post-consumer material, a second blend of polyethylenes recovered from pre-consumer material, or a combination of the first and second blends.Type: ApplicationFiled: October 10, 2022Publication date: December 19, 2024Applicant: Dow Global Technologies LLCInventors: Yongchao Zeng, Andrew T. Heitsch, Bo Liu, Mridula Kapur
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Patent number: 12168315Abstract: Molded articles having a decorative effect include at least 75% by weight neutralized acid copolymer. The molded articles include from 0.1% to 5% by weight polyamide-based pigment masterbatch. The polyamide-based pigment masterbatch includes from 30% to 95% by weight polyamide and from 5% to 70% by weight of a first pigment associated with the polyamide. The molded articles further include from 0.1% to 5% by weight of a second pigment derived from a liquid-based pigment masterbatch; and from 0.1% to 0.7% by weight of oil-based carrier derived from the liquid-based pigment masterbatch. Methods for preparing the molded articles include dry blending a neutralized acid copolymer, a polyamide-based pigment masterbatch, and a liquid-based pigment masterbatch to form an initial mixture; feeding the initial mixture to an injection molding apparatus; and molding the initial mixture with the injection molding apparatus to form the molded article.Type: GrantFiled: June 30, 2020Date of Patent: December 17, 2024Assignee: Dow Global Technologies LLCInventors: Sara Luisa Reynoso, Jorge Caminero Gomes
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Publication number: 20240409730Abstract: Embodiments of a thermoplastic composition comprise: from 0.5 wt % to 75.0 wt. % of a PCR comprising a blend of polyethylene recovered from post-consumer material, pre-consumer material, or combinations thereof; and from 25.0 wt. % to 99.5 wt % of virgin bimodal polyethylene.Type: ApplicationFiled: October 11, 2022Publication date: December 12, 2024Applicant: Dow Global Technologies LLCInventors: Yongchao Zeng, Andrew T. Heitsch, Bo Liu, Mridula Kapur
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Patent number: 12163016Abstract: The present disclosure provides a crosslinked polymeric composition. The crosslinked polymeric composition contains (A) a silane functionalized ethylene-based polymer and (B) inorganic hollow microspheres having (i) a D90 particle size from 10 ?m to 100 ?m, (ii) a crush strength from 17 MPa to 140 MPa, and (iii) a density from 0.10 g/cc to 0.40 g/cc. The crosslinked polymeric composition has a tensile strength from 11 MPa to 40 MPa and a tensile elongation from 12% to 100%.Type: GrantFiled: May 24, 2019Date of Patent: December 10, 2024Assignee: Dow Global Technologies LLCInventors: Chao He, Wenke Miao, Xianmin Xu, Mohamed Esseghir, Xiaoxing Miao, Hongyu Chen
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Patent number: 12163014Abstract: A polymeric composition includes (a) 1 wt % to 45 wt % of an ethylene-based polymer; (b) 50 wt % to 90 wt % of a polybutylene terephthalate having a melt flow index from 21 g/10 min. to 35 g/10 min at 250 C and 2.16 Kg; and (c) 3.5 wt % to 10 wt % of a compatibilizer comprising a maleated ethylene-based polymer and ethylene n-butylacrylate glycidyl methacrylate.Type: GrantFiled: August 21, 2020Date of Patent: December 10, 2024Assignee: Dow Global Technologies LLCInventors: Karl M. Seven, Mohamed Esseghir, Jeffrey M. Cogen
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Publication number: 20240399328Abstract: Methods for producing olefins may include contacting a hydrocarbon feed stream with a particulate solid, the contacting of the hydrocarbon feed stream with the particulate solid reacting the hydrocarbon feed stream to form a product stream. The method may include separating the particulate solid from the product stream and passing at least a portion of the product stream and the hydrocarbon feed stream through a feed stream preheater. The feed stream preheater may include a shell and tube heat exchanger comprising a shell, a plurality of tubes extending axially through the shell, a shell side inlet, a shell side outlet, a tube side inlet, a tube side outlet, an inlet tube sheet, and an outlet tube sheet. The outlet tube sheet may be connected to the shell by an expansion joint.Type: ApplicationFiled: October 4, 2022Publication date: December 5, 2024Applicant: Dow Global Technologies LLCInventors: Matthew T. Pretz, Fermin Alejandro Sandoval, Mohan V. Punganur, Adam M. McNeeley, Jacobus Kloos, Anil V. Sakhare
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Publication number: 20240400733Abstract: Embodiments are directed towards ethylene/1-hexene copolymers made from ethylene and hexene, wherein the ethyl-CA ene/1-hexene copolymer has a density from 0.850 to 0.940 g/cm3, a melt index (I21) from 0.1 to 50 dg/min, a melt index (I21/I2) ratio less than or equal to 18.5, a Mw(Abs)/Mn(Abs) from 2.0 to 3.5, a Mz(Abs)/Mw(Abs) from 1.7 to 4.5, and a cumulative detector fraction (CDFLS) at a molecular weight of ?1,000,000 g/mol of greater than 100*(0.0536?I21*0.00224)%.Type: ApplicationFiled: October 10, 2022Publication date: December 5, 2024Applicant: Dow Global Technologies LLCInventors: Bo Liu, Nitin K. Borse, Lalit Darunte, David M. Pearson, Mridula Kapur, Linfeng Chen, Yongchao Zheng, Andrew T. Heitsch
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Patent number: 12157841Abstract: A process comprises (i) providing an isocyanate component A that is a reaction product of an aliphatic polyisocyanate, an aromatic polyisocyanate, an aliphatic polyester polyol, and a polyether polyol; (ii) providing a polyol component B comprising an aliphatic polyester polyol and a polyether polyol; (iii) mixing A and B to form a solventless adhesive (SLA) composition component A and component B each comprises an aliphatic polyester polyol having a viscosity from 800 to 6000 mPa·s at 25° C. and a hydroxyl number from 60 to 180 mg KOH/g; the SLA composition has (a) an initial viscosity at 40° C. from 500 to 1600 mPa·s, (b) an increasing viscosity ratio from 100% to 112% of the initial viscosity after the SLA composition stands at 40° C. for 10 min, and (c) an end viscosity at 40° C. from 120% to 210% of the initial viscosity at 40 min after forming the SLA composition.Type: GrantFiled: November 16, 2018Date of Patent: December 3, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Chenyan Bai, Elodie Hablot, Gaobing Chen, Thorsten Schmidt, Abraham Barretto
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Patent number: 12157809Abstract: The present disclosure provides a composition. The composition includes (i) an ethylene-based polymer; (ii) an organic peroxide, (iii) a triorganoaminophosphine, and (iv) a protic acid-source compound (“PASC”) selected from a protic acid, a protic acid-generator compound (“PAGC”), and combinations thereof. The present disclosure also provides a coated conductor. The coated conductor includes a conductor and a coating on the conductor, the coating containing a composition including (i) an ethylene-based polymer; (ii) an organic peroxide, (iii) a triorganoaminophosphine, and (iv) a protic acid-source compound (“PASC”) selected from a protic acid, a protic acid-generator compound (“PAGC”), and combinations thereof.Type: GrantFiled: June 16, 2020Date of Patent: December 3, 2024Assignees: Dow Global Technologies LLC, Georgia Tech Research CorporationInventors: Bharat I. Chaudhary, Jeffrey M. Cogen, Charles Liotta, Sarath Chand Sarngadharan, Pamela Pollet
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Patent number: 12157691Abstract: A method for inhibiting silica scale formation which treats aqueous systems with a polymerizable-acid graft copolymer that includes an unsaturated grafting acid and having a percent acid graft of between about 3 wt. % and about 35 wt. %, as well as an alkylene oxide polymer backbone.Type: GrantFiled: May 17, 2019Date of Patent: December 3, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas CompanyInventors: Puspendu Deo, Graham P. Abramo, Kaylie L. Young, Somil Chandrakant Mehta
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Patent number: 12151233Abstract: Embodiments of the present disclosure are directed to hydrogen-selective oxygen carrier materials and methods of using hydrogen-selective oxygen carrier materials. The hydrogen-selective oxygen carrier material may comprise a core material, which includes a redox-active transition metal oxide; a shell material, which includes one or more alkali transition metal oxides; and a support material. The shell material may be in direct contact with at least a majority of an outer surface of the core material. At least a portion of the core material may be in direct contact with the support material. The hydrogen-selective oxygen carrier material may be selective to combust hydrogen in an environment that includes hydrogen and hydrocarbons.Type: GrantFiled: August 27, 2019Date of Patent: November 26, 2024Assignee: Dow Global Technologies LLCInventors: Brian W. Goodfellow, Manish Sharma, David F. Yancey, Andrzej Malek, Eric E. Stangland
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Patent number: 12152104Abstract: Polyethers are prepared by polymerizing an alkylene oxide in the presence of a double metal cyanide catalyst complex and certain M5 metal or semi-metal compounds. The double metal cyanide catalyst complex contains 0.5 to 2 weight percent potassium. The ability of this catalyst system to tolerate such high amounts of potassium permits the catalyst preparation procedure to be simplified and less expensive.Type: GrantFiled: February 17, 2020Date of Patent: November 26, 2024Assignee: Dow Global Technologies LLCInventors: Haifeng Shi, Mrunmayi Kumbhalkar, Jason S. Fisk, Curtis M. Whaley, David A. Babb, Brian J. Murdoch
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Patent number: 12151015Abstract: A color cosmetic formulation is provided comprising: a color ingredient and a polymer blend, comprising: a single stage polymer and a silicone-grafted vinyl copolymer; wherein the single stage polymer comprises: structural units of a monoethylenically unsaturated non-ionic monomer; structural units of a monoethylenically unsaturated carboxylic acid monomer; and structural units of a multiethylenically unsaturated monomer having at least two ethylenically unsaturated groups per molecule; and wherein the silicone-grafted vinyl copolymer, comprises: structural units of a vinyl monomer; and structural units of a carbosiloxane dendrimer of formula (I).Type: GrantFiled: October 1, 2019Date of Patent: November 26, 2024Assignees: Dow Global Technologies LLC, Rohm and Haas Company, Dow Silicones CorporationInventors: Fanwen Zeng, Tian Lan, Xiaodong Lu, Isabelle Van Reeth, Helene Dihang, Marc Eeman, Inna Shulman