Abstract: In an HFO-1234ze or HFCO-1233zd formulated polyol, a shelf life improvement may be realized by including in the composition an excess of a carboxylic acid.
Type:
Application
Filed:
September 26, 2018
Publication date:
August 13, 2020
Applicant:
Dow Global Technologies LLC
Inventors:
Michael P. Tate, Brian K. Hyduk, Gerald D. Taylor, Todd W. Volz, Phillip S. Athey
Abstract: Reaction products of diamines with the reaction products of monoamines and bisanhydrides are included as additives in metal electroplating baths. The metal electroplating baths have good throwing power and deposit metal layers having substantially planar surfaces. The metal plating baths may be used to deposit metal on substrates with surface features such as through-holes and vias.
Type:
Grant
Filed:
April 28, 2015
Date of Patent:
August 11, 2020
Assignees:
Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
Inventors:
Lingli Duan, Chen Chen, Shaoguang Feng, Zukhra I. Niazimbetova, Maria Anna Rzeznik
Abstract: A composition including (a) propylene/ethylene interpolymer having a density from 0.860 to 0.870 g/cc; (b) a propylene-based polymer selected from the group consisting of a homopolymer polypropylene, a random propylene/?-olefin interpolymer and any combination thereof and wherein the propylene-based polymer has a density ?0.885 g/cc; (c) a plasticizing agent; and (d) a third polymer selected from the group consisting of the following (i) a styrenic ethylene/butylene triblock copolymer having a Tg (rubber block) greater than, or equal, ?40° C., (ii) less than, or equal to, 15 wt %, based on the weight of the composition, of an ethylene/?-olefin/diene interpolymer, or an ethylene/propylene copolymer, (iii) an ethylene vinyl acetate copolymer, and (iv) any combination thereof is provided. Further provided is an injection molded article comprising the composition and a process for making an injection molded article.
Type:
Grant
Filed:
June 18, 2015
Date of Patent:
August 11, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Juan Tuberquia, Laura Weaver, Santosh Bawiskar, Greg Li
Abstract: A silicone-polyether copolymer has the formula X—Y, where X is a silicone moiety having a particular structure and Y is a polyether moiety. An isocyanate-functional silicone-polyether copolymer formed therewith is also disclosed. Further, a silicone-polyether-urethane copolymer formed with the isocyanate-functional silicone-polyether copolymer is disclosed. Related methods of preparation as well as sealants and cured products thereof are further disclosed.
Type:
Grant
Filed:
June 26, 2018
Date of Patent:
August 11, 2020
Assignees:
Dow Silicones Corporation, Dow Global Technologies LLC
Inventors:
Martin Grasmann, David Hagan, Brian Harkness, William H. Heath, Stephen Michael Hlinka, II, Eric Joffre, William Johnson, Bindu Krishnan, Qiuyun Xu, Bizhong Zhu
Abstract: A molded article formed from a polymer composition, the polymer composition consisting essentially of: an ethylene homopolymer or ethylene/alpha-olefin copolymer; greater than 20 ppm of a fluoropolymer; and optionally, up to 5 wt. % of one or more of processing aids, acid neutralizers, stabilizers, phosphites, antioxidants, metal de-activators, pigments or colorants, or fillers; wherein the molded article exhibits an oxygen transmission rate [OTR, (cc*mm)/(m2*day*atm)]??3181 (cc2*mm)/g*m2*day*atm)×[Density, g/cc]+3077, (cc*mm)/(m2*day*atm).
Type:
Grant
Filed:
April 23, 2018
Date of Patent:
August 11, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Keran Lu, Yijian Lin, Todd O. Pangburn, Siddharth Ram Athreya, Laura Nunez, John L. Sugden, Todd A. Hogan, Andrew Heitsch, David T. Gillespie
Abstract: Copper electroplating baths include reaction products of amines and polyacrylamides. The reaction products function as levelers and enable copper electroplating baths which have high throwing power and provide copper deposits with reduced nodules.
Type:
Grant
Filed:
October 8, 2015
Date of Patent:
August 11, 2020
Assignees:
Rohm and Haas Electronic Materials LLC, Dow Global Technologies LLC
Abstract: Embodiments are directed to a metal complex formed, wherein the metal complexes are used as pro-catalyst in polyolefin polymerization and comprise the following structure (Formula (I)).
Type:
Application
Filed:
July 28, 2017
Publication date:
August 6, 2020
Applicant:
Dow Global Technologies LLC
Inventors:
Hien Q. Do, Philip P. Fontaine, Andrew J. Young, Susan G. Brown, Johnathan E. DeLorbe, Tulaza Vaidya, Zach T. Rickaway, Amy E. Floeck, Chunming Zhang, Ruth Figueroa, Jerzy Klosin
Abstract: Ethylene-based polymers comprising the following properties: (A) a density less than 0.9190 g/cc; (B) a hexane extractable level that meets the following equation: hexane extractable level ?A+B [log(12)], where A=2.65 wt %, and B—0.25 wt %[log (dg/min)]; based on total weight of the ethylene-based polymer; (C) a G? (at G?=500 Pa, 1 70° C.) that meets the following equation: G??C+D [log(12)], where C=150 Pa, and D=?60 Pa/[log(dg/min)]; and (D) a melt index (12) from 0.7 to 20 dg/min; are made in high pressure tubular process that comprises at least three reaction zones with the peak polymerization temperature of the first reaction zone ?320° C. and the peak polymerization temperature of the last reaction zone ?290° C.
Type:
Grant
Filed:
June 16, 2016
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Otto J. Berbee, Cornelis F. J. Den Doelder, Stefan Hinrichs, Teresa P. Karjala, John O. Osby
Abstract: A process to form an ethylene-based polymer comprises polymerizing a reaction mixture comprising ethylene, at least one symmetrical polyene and at least one chain transfer agent system comprising at least one chain transfer agent (CTA) in the presence of at least one free-radical initiator and in a reactor configuration comprising at least two reaction zones, reaction zone 1 and reaction zone i (i?2), wherein reaction zone i is downstream from reaction zone 1. The ratio of “the activity of the CTA system of the feed to the first reaction zone” to the “activity of the CTA system of the cumulative feed to the reaction zone i,” (Z1/Zi), is less than or equal to (0.8?0.2*log(Cs)), wherein Cs is from 0.0001 to 10.
Type:
Grant
Filed:
June 23, 2016
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Otto J. Berbee, Stefan Hinrichs, Sean W. Ewart, John O. Osby
Abstract: The present disclosure is directed to a process for producing thermoplastic polyolefin roofing membrane. The process includes directly adding components of a high-load flame retardant TPO formulation to a counter-rotating twin screw extruder. The process includes extruding the formulation with counter-rotation of the twin screws and forming a TPO roofing membrane having a tensile strength of greater than 10 MPa and a flame retardance of rating of classification D as measured in accordance with EN ISO 11925-2, surface exposure test.
Type:
Grant
Filed:
May 8, 2018
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Aleksandar Stoiljkovic, Stefan Ultsch, Xiaosong Wu
Abstract: A photovoltaic module comprising: (a) a photovoltaic laminate including: (i) one or more connectors connected to and extending from the photovoltaic laminate, and (ii) one or more integrated frames each including one or more engagement features, and the one or more integrated frames being in communication with each of the one or more connectors; and wherein the one or more engagement features are asymmetrical so that each of the one or more connectors can only be installed in each of the one or more integrated frames in a single configuration; and wherein each of the one or more integrated frames are connected to the photovoltaic laminate in a location proximate to the one or more connectors so that the one or more integrated frames provide support to the one or more connectors during the manufacturing process, during use, during installation, or a combination thereof.
Type:
Grant
Filed:
June 20, 2016
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Leonardo C. Lopez, Gerald K. Eurich, Kurt A. Koppi, Joseph A. Langmaid
Abstract: Functionalized ethylene-based polymers are prepared by a process comprising the step of reacting a first composition comprising an ethylene-based polymer with at least the following: (A) at least one carbon-carbon (C—C) free radical initiator of Structure I: wherein R1, R2, R3, R4, R5 and R6 are each, independently, hydrogen or a hydrocarbyl group; and wherein, optionally, two or more R groups (R1, R2, R3, R4, R5 and R6) form a ring structure; and with the provisos that (i) at least one of R2 and R5 is a hydrocarbyl group of at least two carbon atoms, and (ii) at least one of R3 and R6 is a hydrocarbyl group of at least two carbon atoms; and (B) at least one free radical initiator other than the carbon-carbon (C—C) free radical initiator of Structure I (a non-C—C free radical initiator), e.g., a peroxide; and (C) at least one functionalization agent, e.g., maleic anhydride.
Type:
Grant
Filed:
January 26, 2017
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Mehmet Demirors, Sean Ewart, Teresa P. Karjala
Abstract: The present disclosure provides a food package. In an embodiment, the food package includes a microcapillary sheet having a first end and a second end and opposing surfaces. The microcapillary sheet includes a matrix composed of a polymeric material and a plurality of channels. The channels are disposed in parallel in the matrix and between the opposing surfaces. The channels extend from the first end to the second end of the microcapillary sheet. The microcapillary sheet includes a perforation traversing at least two channels. The perforation extends from a surface of the microcapillary sheet and through a wall of the at least two channels.
Type:
Grant
Filed:
March 1, 2016
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Marcos P. Franca, Bruno R. Pereira, Wenyi Huang, Susan L. Jordan, Jaime L. Curtis-Fisk
Abstract: Polyurethane foams including a polyurethane prepolymer composition, a catalyst, and a propellant are provided. The polyurethane prepolymer composition is produced from a formulation that includes an isocyanate reactive component in an amount of from about 1% to about 70% by weight based on the polyurethane prepolymer composition and an isocyanate component in an amount of from about 1% to about 70% by weight based on the polyurethane prepolymer composition. The isocyanate component includes toluene diisocyanate biuret in an amount of from about 1 to about 100% by weight based on the isocyanate component. The isocyanate reactive component includes one or more polyols. The polyurethane prepolymer composition has a viscosity of less than about 10,000 mPa*s at 50° C. and is substantially free of monofunctional reactive components. The polyurethane prepolymer composition also includes a free isocyanate monomer content of the toluene diisocyanate biuret of less than about 1% by weight.
Abstract: In a process for preparing an esterified cellulose ether a cellulose ether is esterified with (i) an aliphatic monocarboxylic acid anhydride or (ii) a dicarboxylic acid anhydride or (iii) a combination of an aliphatic monocarboxylic acid anhydride and a dicarboxylic acid anhydride in the presence of an alkali metal carboxylate and an aliphatic carboxylic acid, wherein the molar ratio [alkali metal carboxylate/anhydroglucose units of cellulose ether] is not more than [1.20/1] and the molar ratio [aliphatic carboxylic acid/anhydroglucose units of cellulose ether] is from [3.55/1] to [9.0/1].
Type:
Grant
Filed:
August 15, 2013
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Oliver Petermann, Matthias Sprehe, Warren K. Miller
Abstract: A process for producing a water-soluble cellulose derivative of a reduced content of water-insoluble particles comprises the steps of a) reacting cellulose with an alkaline material to produce alkali cellulose, b) reacting the produced alkali cellulose with one or more derivatizing agents to produce a water-soluble cellulose derivative, c) washing the produced cellulose derivative with an aqueous liquid once or several times to provide a moist cellulose derivative having a water content of 25 to 85 percent, based on the total weight of the moist cellulose derivative, d) subjecting the moist cellulose derivative to homogenization to form the moist cellulose derivative to a paste, and e) pressing the paste through a filter of a pore size of up to 200 ?m.
Abstract: Solvents useful for removing, among other things, photoresists and poly(amic acid)/polyimide from display/semiconductor substrates or electronic processing equipment, consist essentially of: (A) a first component consisting of a sulfoxide, e.g., DMSO; (B) a second component consisting of a glycol ether, e.g., ethylene glycol monobutyl ether; and (C) a third component consisting of at least one of N-formyl morpholine, N,N-dimethyl propionamide, 3-methoxy-N,N-dimethyl propanamide, triethyl phosphate, N,N-dimethyl acetamide; N,N-diethyl acetamide, N,N-diethyl propionamide, N-methyl acetamide, N-methyl propionamide, N-ethyl acetamide, and N-ethyl propionamide.
Abstract: The present disclosure provides a die assembly for producing a microcapillary film. The die assembly includes a first die plate, a second die plate, a plurality of multi-jackbolt tensioners connecting the first die plate to the second die plate, a manifold, and a plurality of nozzles. The manifold is located between the pair of die plates and defines a plurality of film channels therebetween. The plurality of film channels converge into an elongate outlet, wherein a thermoplastic material is extrudable through the plurality of film channels and the elongate outlet to form a microcapillary film. The plurality of nozzles are located between the plurality of film channels. The plurality of nozzles are operatively connected to a source of channel fluid for emitting the channel fluid between layers of the microcapillary film, whereby a plurality of microcapillary channels are formed in the microcapillary film.
Type:
Grant
Filed:
June 30, 2017
Date of Patent:
August 4, 2020
Assignee:
Dow Global Technologies LLC
Inventors:
Wenyi Huang, Jeffrey D. Wenzel, Jie Feng, Robert E. Wrisley, Hyunwoo Kim, Kurt A. Koppi, Scott R. Kaleyta, Thomas J. Parsons, Nicolas Cardoso Mazzola, Harpreet Singh
Abstract: A method for increasing the melt strength and/or low shear viscosity of a polyethylene resin, the method comprising a) providing a polyethylene composition comprising the reaction product of ethylene and optionally, one or more alpha-olefin comonomers, wherein the polyethylene composition is characterized by the following properties: a density ranging from 0.900 g/cm3 to 0.970 g/cm3, a molecular weight distribution (Mw/Mn) ranging from 2.6 to 3.5, and from 0.10 to 0.27 vinyl groups per 1,000 total carbon atoms; b) providing a masterbatch composition comprising a free radical generator and a polyethylene resin, wherein the free radical generator has a half-life at 220 C of less than 200 seconds, and a decomposition energy higher than ?250 kJ/mol, and wherein the polyethylene resin has a density ranging from 0.900 g/cm3 to 0.970 g/cm3, melt index ranging from 0.01 g/10 min to 100 g/10 min; and c) reacting the polyethylene composition with the masterbatch composition to form a modified polyethylene composition.
Type:
Application
Filed:
September 14, 2018
Publication date:
July 30, 2020
Applicants:
Dow Global Technologies LLC, PBBPolisur S.R.L.
Inventors:
Surya Ssubramaniam, Mehmet Demirors, Teresa P. Karjala, Jorge Caminero Gomes, Guillermo A. Raimondi, Davidson Lütkenhaus, Marie De Luján Tricotti
Abstract: A chemical mechanical polishing pad for polishing a semiconductor substrate is provided containing a polishing layer that comprises a polyurethane reaction product of a reaction mixture comprising (i) one or more diisocyanate, polyisocyanate or polyisocyanate prepolymer, (ii) from 40 to 85 wt. % based on the total weight of (i) and (ii) of one or more blocked diisocyanate, polyisocyanate or polyisocyanate prepolymer which contains a blocking agent and has a deblocking temperature of from 80 to 160° C., and (iii) one or more aromatic diamine curative. The reaction mixture has a gel time at 80° C. and a pressure of 101 kPa of from 2 to 15 minutes; the polyurethane reaction product has a residual blocking agent content of 2 wt. % or less; and the polishing layer exhibits a density of from 0.6 to 1.2 g/cm3.
Type:
Grant
Filed:
June 17, 2016
Date of Patent:
July 28, 2020
Assignees:
Rohm and Haas Electronic Materials CMP Holdings, Inc., Nitta Haas Inc., Dow Global Technologies LLC
Inventors:
Thomas P. Willumstad, Bainian Qian, Rui Xie, Kenjiro Ogata, George C. Jacob, Marty W. DeGroot