Patents Assigned to Dow Global Technology LLC
  • Patent number: 12179396
    Abstract: 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: Grant
    Filed: October 23, 2020
    Date of Patent: December 31, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Brian W. Walther, Sachin Laddha
  • Patent number: 12180353
    Abstract: 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: Grant
    Filed: April 26, 2019
    Date of Patent: December 31, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Bharat I. Chaudhary, Xindi Yu, Yichi Zhang, Peter C. Dreux
  • Publication number: 20240425674
    Abstract: 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: Application
    Filed: November 3, 2022
    Publication date: December 26, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Xiaomei Song, Hongyu Chen, Xuejun Liu
  • Patent number: 12173452
    Abstract: 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: Grant
    Filed: April 15, 2021
    Date of Patent: December 24, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Alan M. Piwowar, Ray E. Drumright, Christina N. Ellison, David L. Malotky, Jonathan F. Mason, Hari Katepalli, Luqing Qi, Houxiang Tang, Robert R. Bills
  • Patent number: 12173141
    Abstract: 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: Grant
    Filed: September 30, 2019
    Date of Patent: December 24, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Suh Joon Han, Suzanne M. Guerra
  • Patent number: 12172349
    Abstract: 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: Grant
    Filed: September 1, 2020
    Date of Patent: December 24, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Luca Guj, Colmar Wocke, Mirella Coroneo, Vanni Parenti
  • Patent number: 12173233
    Abstract: 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: Grant
    Filed: May 24, 2017
    Date of Patent: December 24, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Arjun Raghuraman, Sachit Goyal, Phillip S. Athey, Harshad M. Shah, Juan Carlos Medina, William A. Koonce
  • Publication number: 20240417556
    Abstract: 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: Application
    Filed: October 10, 2022
    Publication date: December 19, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Yongchao Zeng, Andrew T. Heitsch, Bo Liu, Mridula Kapur
  • Patent number: 12168315
    Abstract: 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: Grant
    Filed: June 30, 2020
    Date of Patent: December 17, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Sara Luisa Reynoso, Jorge Caminero Gomes
  • Publication number: 20240409730
    Abstract: 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: Application
    Filed: October 11, 2022
    Publication date: December 12, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Yongchao Zeng, Andrew T. Heitsch, Bo Liu, Mridula Kapur
  • Patent number: 12163016
    Abstract: 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: Grant
    Filed: May 24, 2019
    Date of Patent: December 10, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Chao He, Wenke Miao, Xianmin Xu, Mohamed Esseghir, Xiaoxing Miao, Hongyu Chen
  • Patent number: 12163014
    Abstract: 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: Grant
    Filed: August 21, 2020
    Date of Patent: December 10, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Karl M. Seven, Mohamed Esseghir, Jeffrey M. Cogen
  • Publication number: 20240399328
    Abstract: 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: Application
    Filed: October 4, 2022
    Publication date: December 5, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Matthew T. Pretz, Fermin Alejandro Sandoval, Mohan V. Punganur, Adam M. McNeeley, Jacobus Kloos, Anil V. Sakhare
  • Publication number: 20240400733
    Abstract: 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: Application
    Filed: October 10, 2022
    Publication date: December 5, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Bo Liu, Nitin K. Borse, Lalit Darunte, David M. Pearson, Mridula Kapur, Linfeng Chen, Yongchao Zheng, Andrew T. Heitsch
  • Patent number: 12157841
    Abstract: 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: Grant
    Filed: November 16, 2018
    Date of Patent: December 3, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Chenyan Bai, Elodie Hablot, Gaobing Chen, Thorsten Schmidt, Abraham Barretto
  • Patent number: 12157809
    Abstract: 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: Grant
    Filed: June 16, 2020
    Date of Patent: December 3, 2024
    Assignees: Dow Global Technologies LLC, Georgia Tech Research Corporation
    Inventors: Bharat I. Chaudhary, Jeffrey M. Cogen, Charles Liotta, Sarath Chand Sarngadharan, Pamela Pollet
  • Patent number: 12157691
    Abstract: 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: Grant
    Filed: May 17, 2019
    Date of Patent: December 3, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company
    Inventors: Puspendu Deo, Graham P. Abramo, Kaylie L. Young, Somil Chandrakant Mehta
  • Patent number: 12151233
    Abstract: 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: Grant
    Filed: August 27, 2019
    Date of Patent: November 26, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Brian W. Goodfellow, Manish Sharma, David F. Yancey, Andrzej Malek, Eric E. Stangland
  • Patent number: 12152104
    Abstract: 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: Grant
    Filed: February 17, 2020
    Date of Patent: November 26, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Haifeng Shi, Mrunmayi Kumbhalkar, Jason S. Fisk, Curtis M. Whaley, David A. Babb, Brian J. Murdoch
  • Patent number: 12151015
    Abstract: 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: Grant
    Filed: October 1, 2019
    Date of Patent: November 26, 2024
    Assignees: Dow Global Technologies LLC, Rohm and Haas Company, Dow Silicones Corporation
    Inventors: Fanwen Zeng, Tian Lan, Xiaodong Lu, Isabelle Van Reeth, Helene Dihang, Marc Eeman, Inna Shulman