Abstract: Provided is an infrared-reflective coating composition that includes: a scale-like infrared-reflective pigment; and a resin component, wherein the pigment includes a layered body that has dielectric layers and a metal thin film layer layered in an alternate fashion with the dielectric layer on the outermost layer; the dielectric layer is formed from one or more materials such as titanium dioxide; the metal thin film layer is formed from a silver compound; a film thickness of the metal thin film layer is 5 to 15 nm; a film thickness of the dielectric layer is ((N?)/(4r))±20 nm (N=1, 2 or 3) wherein wavelength ? of incident light is 250 to 980 nm, and r is a refractive index of the dielectric layer; and a proportion of the infrared-reflective pigment having a particle diameter of 1 ?m or smaller is 10% by volume or smaller.
Abstract: A method of producing a photovoltaic cell having a cover, comprising the steps of: providing a photovoltaic cell which comprises a crystalline silicon substrate; providing a transparent substrate; forming an antireflective coating on said transparent substrate to provide a coated transparent substrate; and covering the photovoltaic cell with said coated transparent substrate. The antireflective coating is a hybrid organic-inorganic material having an inorganic portion comprising silicon, oxygen and carbon, and further comprising an organic portion with organic groups connected to the inorganic portion. Methods of producing solar panels, coated glass substrates as well as antireflection coatings are disclosed as well as novel compositions of hybrid organic-inorganic materials.
Type:
Grant
Filed:
March 17, 2016
Date of Patent:
September 21, 2021
Assignee:
Optitune Oy
Inventors:
Ari Kärkkäinen, Milja Hannu-Kuure, Admir Hadzic, Jarkko Leivo, Henna Järvitalo, Rauna-Leena Kuvaja
Abstract: The present invention provides a rubber composition for tires which provides significantly improved abrasion resistance while maintaining fuel economy, and a pneumatic tire including the rubber composition. The present invention relates to a rubber composition for tires including: a silane coupling agent containing an alkoxysilyl group and a sulfur atom, the alkoxysilyl group being linked to the sulfur atom by six or more carbon atoms; and sulfur, the rubber composition including, per 100 parts by mass of the rubber component therein, 1.5 parts by mass or less of the sulfur.
Abstract: The present invention relates to an ultraviolet curable and infrared permeable ink composition for an inkjet, having enhanced high temperature resistance, which exhibits constant infrared transmissivity, surface hardness, and the like by preventing the discoloration and the deformation thereof even if a high temperature-heat treatment is performed during curing, drying, and the like.
Type:
Grant
Filed:
September 12, 2016
Date of Patent:
September 14, 2021
Assignee:
LG CHEM, LTD.
Inventors:
Jae-Hyun Yoo, Joon-Hyung Kim, Yong-Sung Goo
Abstract: Disclosed is modified silica filler material wherein the silica filler material has been surface treated with both an alkyl silane and an alkenyl silane. The modified silica filler material, when included in an elastomeric composition, results in lower compression set and improved mechanical properties including viscosity, tensile strength, modulus and elongation. The filler material can be used at high levels in elastomeric compositions and does not raise the viscosity to unusable levels. The elastomeric composition including the modified filler material finds special use in the formation of gaskets for fuel cells.
Abstract: According to the tire of the present invention having a tread composed of a rubber composition comprising, based on 100 parts by mass of a rubber component, 1 to 20 parts by mass of an ethylene-propylene-styrene copolymer, wherein the composition ratio thereof is 10 to 60% by mass of ethylene, 10 to 60% by mass of propylene, and 5 to 40% by mass of styrene; and 3 to 100 parts by mass of carbon black, a tire having a tread composed of a rubber composition excellent in chipping resistance can be provided.
Abstract: The present invention relates to a novel PVC-free plastisol composition that cures at a temperature much lower than conventional plastisols. The plastisol composition includes an acrylate polymer; and a plasticizer mixture comprising at least three plasticizers selected from the group consisting of 2,2,4-trimethyl-1,3 pentanediol diisobutyrate, dioctyl terephthalate, dibutyl terephthalate, and benzyl butyl 1,2-cyclohexyldicarboxylate. Also disclosed is a method of applying the composition.
Abstract: A process to prepare a polypropylene, and the polypropylene and films therefrom, comprising combining a high melt strength polypropylene comprising at least 50 mol % propylene, and having a molecular weight distribution (Mw/Mn) greater than 6, a branching index (g?vis) of at least 0.95, and a melt strength of at least 20 cN determined using an extensional rheometer at 190° C., and within the range from 20 to 1000 ppm of a long half-life organic peroxide, and isolating the polypropylene, wherein the polypropylene thus formed has a molecular weight distribution (Mw/Mn) within a range of from 7 to 22, a z-average molecular weight of less than 1,600,000 g/mole, a branching index (g?vis) of at least 0.95; and a melt strength less than 20 cN.
Type:
Grant
Filed:
September 16, 2016
Date of Patent:
August 31, 2021
Assignee:
ExxonMobil Chemical Patents Inc.
Inventors:
George J. Pehlert, Stefan B. Ohlsson, Edward F. Allen, Jr., Juliet B. Wagner, Edward Y. Bylina
Abstract: Provided is a multi-component copolymer capable of improving the rollability of a rubber composition while having excellent low heat generating property. The multi-component copolymer comprises conjugated diene units, non-conjugated olefin units and aromatic vinyl units, wherein: a ratio among all of the aromatic vinyl units of at least one aromatic vinyl unit existing in amorphous parts inclusive of the conjugated diene units is less than 50%.
Abstract: A liquid composition for imparting alcohol-repellency to a semiconductor substrate material and a method for treating a semiconductor substrate surface using the liquid composition, are disclosed. The liquid composition contains: a surfactant (A) having a substituent of formula (1) (where n is an integer of 3 to 20), and an anionic hydrophilic group; and a compound (B) being selected from the group consisting of compounds having a polyethylenimine and a substituent of formula (2) or formula (3) (where R1, R2, R3 and R4 are each independently hydrogen or a C1-6 alkyl, alkenyl, alkynyl, or aryl, and X? is a fluoride ion, a chloride ion, a bromide ion, an iodide ion, a fluoroborate ion, a phosphate ion, an acetate ion, a trifluoroacetate ion, a sulfate ion, a hydrogen sulfate ion, a methane sulfate ion, a hydroxide ion, a perchlorate ion, or a nitrate ion).
Abstract: Presented are fiber-reinforced polymer (FRP) sandwich structures, methods for making/using such FRP sandwich structures, and motor vehicles with a vehicle component fabricated from a compression molded thermoset or thermoplastic FRP sandwich structure. A multidimensional composite sandwich structure includes first and second (skin) layers formed from a thermoset of thermoplastic polymer matrix, such as resin or nylon, filled with a fiber reinforcing material, such as chopped carbon fibers. A third (core) layer, which is encased between the first and second skin layers, is formed from a thermoset/thermoplastic polymer matrix filled with a fiber reinforcing material and a filler material, such as hollow glass microspheres. The first, second and third layers have respective rheological flow properties that are substantially similar such that all three layers flow in unison at a predetermined compression molding pressure.
Abstract: A package with a coating composition deposited on at least a portion thereof is disclosed. The coating composition comprises: (a) a latex polymer comprising the emulsion polymerization product of (i) an emulsion monomer component comprising at least one ethylenically unsaturated monomer polymerized in the presence of (ii) a surfactant that is polymerizable with the at least one ethylenically unsaturated monomer. Also disclosed is a method for applying the coating composition to the package.
Type:
Grant
Filed:
May 26, 2016
Date of Patent:
August 17, 2021
Assignee:
PPG Industries Ohio, Inc.
Inventors:
Debra L. Singer, Dary Duhamel, Kam Lun Lock, Qin Li, Hanzhen Bao, John M. Dudik, Edward R. Millero, Jr., William H. Retsch, Jr.
Abstract: Systems and methods of providing a self-healing UV-protective polymer coating include a polymer matrix formed by initiating polymerization of a UV-absorbing-matrix precursor and a UV initiator and a self-healing portion disposed within the polymer matrix. The polymer matrix includes a plurality of active sites therein. The self-healing portion includes a self-healing precursor that is flowable and a self-healing initiator. The self-healing initiator is configured to polymerize the self-healing precursor using a cationic ring opening process.
Type:
Grant
Filed:
December 18, 2017
Date of Patent:
August 10, 2021
Assignee:
GM Global Technology Operations LLC
Inventors:
Fang Dai, Mahmoud Abd Elhamid, Anne M. Dailly, Mei Cai
Abstract: The invention relates to a method of making an aqueous coating composition comprising a blend of at least a first aqueous polymer dispersion and a second aqueous polymer dispersion comprising a film-forming second polymer wherein the first aqueous polymer dispersion comprises a first polymer having a number average molecular weight, Mn, of from 2000 to 120000, an acid value of 30 to 150 mg KOH/g, a glass transition temperature Tg of at least 20° C. as calculated with the Fox formula, and an ethylene-oxide content of from 1 to 20 wt %, the method comprising blending an aqueous dispersion of the first polymer having a solids content of 25 to 50 wt % and a pH of 4.5 to 8.0 with an aqueous dispersion of the second polymer having a solids content of 25 to 55 wt % and a pH of 4.5 to 8.0.
Type:
Grant
Filed:
January 23, 2020
Date of Patent:
August 10, 2021
Assignee:
Allnex Netherlands B.V.
Inventors:
Jaap Michiel Akkerman, Dirk Emiel Paula Mestach, Wincenty Lambertus Stanislaw Pilaszek, Rob Adolphs
Abstract: A sorbent composition for enhanced baghouse function is described. The composition may include a sorbent such as powder activated carbon as well as an additive that is a heat moderator or a permeability agent. The heat moderator may act as a heat sink or barrier. Heat moderators may include in non-limiting examples phyllosilicates, cyclosilicates, or nesosilicates that may include, montmorillonite, bentonite, halloysite, aluminum silicates, muscovite, illite, kaolin, andalusite, kyanite, sillimanite, metakaolin, mullite, polymers, such as chitosan, and/or clays, either natural or synthetic (e.g., montmorillonite), or polyethylenimine. Permeability may be affected by mixing sorbents of lower D50 with sorbents of higher D50 in various ratios, or addition of a permeability agent such as a phyllosilicate, perlite, silica, diatomaceous earth. Further, a permeability agent such as a fluoropolymer may be coated onto or admixed with the sorbent.
Type:
Grant
Filed:
October 10, 2017
Date of Patent:
August 3, 2021
Assignee:
ADA Carbon Solutions, LLC
Inventors:
Mowen Li, Robert B. Huston, Joseph M. Wong, Sarah G. McMurray
Abstract: The invention relates to copolymers of vinyl lactams with derivatized maleates. In particular, it relates to copolymers that are suitably used in the area of personal care and pharmaceuticals, to compositions comprising the copolymers and to methods for preparing the copolymers.
Type:
Grant
Filed:
July 2, 2009
Date of Patent:
July 20, 2021
Assignee:
PolyVation Cosmeterials B.V.
Inventors:
Herbert Wilhelm Ulmer, Theodorus Adrianus Cornelius Flipsen
Abstract: The present disclosure refers to an aqueous stain resistant coating composition, comprising, one or more aqueous dispersions of self-crosslinkable polymeric particles; and one or more particulate solids, wherein the polymeric particles have a Tg of 10° C. or less; and wherein the particulate solids comprise a combination of sheet-like particulate solids and sphere-like particulate solids in a weight ratio of 1:1 or more; and wherein the coating composition has a pigment volume concentration of 45% or more; and the coating composition is substantially free of volatile organic compounds.
Type:
Grant
Filed:
April 25, 2016
Date of Patent:
July 20, 2021
Inventors:
Ronghai Hui, Gang Duan, Rong Xiong, Stephen M. Korenkiewicz, Hui Kou
Abstract: A fire insulation precursor material formed of cement, in an amount of between 10-30% w/w; and an aluminium or magnesium hydroxide, huntite or hydromagnesite in an amount of between 60-90% w/w. A fire insulation material is provided including the previously mentioned precursor material. Further described are methods of forming a fire insulation material and applications for such material in sheaths, duct coatings, cable trays and other elongate components.
Abstract: Provided is a multi-component copolymer comprising conjugated diene units, non-conjugated olefin units and aromatic vinyl units, wherein: a weight-average molecular weight of chain parts, divided by the conjugated diene units and each containing one or more of the non-conjugated olefin units and/or one or more of the aromatic vinyl units, is 50,000 or more. A rubber composition comprising the multi-component copolymer, a crosslinked rubber composition, and a rubber article comprising the crosslinked rubber composition are also provided.
Abstract: The disclosure provides a film composition, wherein the film composition includes an oligomer and a crosslinking agent. The oligomer can have a structure represented by Formula (I) wherein R1 and R2 are independently hydrogen, C1-20 alkyl group, C2-20 alkenyl group, C6-12 aryl group, C6-12 alkylaryl group, C5-12 cycloalkyl group, C6-20 cycloalkylalkyl group, alkoxycarbonyl group, or alkylcarbonyloxy group; R1 is not hydrogen when R2 is hydrogen; a is 0 or 1; 100?n?1; 100?m?1; and when n is not 0, the ratio of n to m is from 3:1 to 1:4. The weight ratio of the oligomer and the crosslinking agent can be from 9:1 to 3:7. The oligomer has a number average molecular weight (Mn) from 1,000 to 8,000.
Type:
Grant
Filed:
October 4, 2019
Date of Patent:
July 13, 2021
Assignee:
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE