Abstract: Disclosed herein are a more efficient method for manufacturing paints and a universal extender pigment grind that can be used for the paints in the same paint line as well as in different paint lines, while producing paints with similar properties as paints manufactured under traditional manufacturing techniques. The universal extender pigment grind comprises a minimum amount of diatomaceous earth.
Type:
Grant
Filed:
November 20, 2018
Date of Patent:
December 6, 2022
Assignee:
Columbia Insurance Company
Inventors:
Robert J. Sheerin, Navin Tilara, Michael Bochnik, Gregory Molfetta
Abstract: The present invention is characterized by including an aromatic vinyl-based copolymer, glass fiber, and zinc oxide, wherein the zinc oxide has an average particle size (D50) of about 0.5 to 3 ?m as measured by a particle size analyzer, and a size ratio (B/A) of peak B, spanning the range of 450 to 600 nm, to peak A, spanning the range of 370 to 390 nm, of about 0.01 to 1.0 when measuring photoluminescence. The thermoplastic resin composition exhibits excellent rigidity, antibacterial properties, weather resistance, external appearance and the like.
Type:
Grant
Filed:
August 30, 2018
Date of Patent:
November 22, 2022
Assignee:
Lotte Chemical Corporation
Inventors:
Dong Hui Chu, Gi Sun Kim, Young Chul Kwon
Abstract: The present invention provides a master batch composition for environmentally degrading conventional plastics including a carrier resin, at least one oxidative degradant, at least one nature biodegradable degradant and at least one foaming agent. The present invention also provides a plastic product which is environmentally degradable at a very low cost versus conventional bio-sourced plastics, and has broad applications for single-use disposable applications or for short-lived products that are discarded within two years of manufacture.
Type:
Grant
Filed:
August 5, 2020
Date of Patent:
November 22, 2022
Assignee:
Nano and Advanced Materials Institute Limited
Inventors:
Xianqiao Liu, Yueying Chen, Yushen Wang
Abstract: The present disclosure provides a curable silicone rubber composition containing 0.1 to 15 mass % of a biuret compound represented by the general formula: wherein R1 represents the same or different alkyl groups having 1 to 6 carbons, R2 represents the same or different alkyl groups having 1 to 3 carbons, R3 represents the same or different alkylene groups having 2 to 6 carbons, and “a” represents the same or different integers of from 0 to 2. The curable silicone rubber composition may be cured by a condensation reaction, an addition reaction, or the like. The curable silicone rubber composition generally has good adhesion to plastics, metals, and the like.
Abstract: A primer topcoat paint composition that can be applied to a surface without the need to apply separate primer and topcoat layer is provided. The primer topcoat paint composition includes a first acrylic copolymer that is not a styrene acrylic copolymer, a second acrylic copolymer that is a styrene acrylic copolymer, and water. Characteristically, the first acrylic copolymer is present in the primer topcoat paint composition in an amount by weight that is at least 5 times greater than that of the second acrylic copolymer percent based on total first acrylic copolymer and second acrylic copolymer solids.
Type:
Grant
Filed:
November 26, 2019
Date of Patent:
November 8, 2022
Assignee:
Behr Process Corporation
Inventors:
Venkateswararao Alahari, Ying-Chieh Yen, John Gilbert, Cecilia Dinh, Tom Hok, Feleshia Kappadakunnel, Sachin Gopalarao Lalge
Abstract: The present invention provides a resin composition for stereolithography that, with its low consistency, enables easy fabrication while ensuring good shape accuracy and desirable color masking properties in the cured product. The present invention relates to a resin composition for stereolithography comprising: an 80 to 99 mass % polymerizable monomer (a); a 0.1 to 10 mass % photopolymerization initiator (b); a 0.1 to 5.0 mass % inorganic particle (c) having an average particle diameter of 5 to 200 nm; and a 0.01 to 10 mass % metal oxide particle (d) having an average particle diameter of 0.1 to 10 ?m, the inorganic particle (c) being different from the metal oxide particle (d).
Abstract: A flame retardant composition according to the present invention is a phosphate-based flame retardant including a (poly)phosphate, in which F and N satisfy 8.0×10?4?F/N?20.0 and F?21.0, assuming that F (ppm) is a content of elemental iron and N (ppm) is a content of elemental sodium in the flame retardant composition as measured in accordance with the following procedure.
Abstract: An impact-modified polyamide composition comprising from 5 wt % to 85 wt % of polyamide polymer; from 10 wt % to 60 wt % glass fiber; from 3 wt % to 30 wt % of an impact modifier; and a melt stabilizer at a concentration less than 5 wt %; wherein the weight ratio of the impact modifier to the melt stabilizer ranges from 1.0:1 to 100:1; and wherein the polyamide composition demonstrates an un-notched Charpy impact energy loss at 23° C. that is greater than 80 kJ/m2 and a tensile strength greater than 135 MPa.
Abstract: A semi transparent nitrile glove comprising nitrile latex, caustic alkali, accelerators, vulcanizing agents, stabilizer and antifoaming agent, wherein the nitrile latex is any one selected from either acrylonitrile butadiene copolymer or carboxylated acrylonitrile butadiene copolymer, wherein the caustic alkali is a combination of either potassium hydroxide and ammonia or sodium hydroxide and ammonia, wherein the accelerators are chemical compounds of dithiocarbamates, wherein the vulcanizing agents are selected from both ionic and covalent vulcanizing agents, wherein the stabilizer is any one of either sodium dodecylbenzene sulfonate or sodium dodecyl sulfate and wherein the antifoaming agent is any one from a group consisting of silicone based antifoam, non-silicone based antifoam, oil based antifoam and water based antifoam wherein the semi transparent glove is without pigment and without titanium dioxide.
Type:
Grant
Filed:
December 19, 2018
Date of Patent:
October 18, 2022
Assignee:
Top Glove International SDN. BHD.
Inventors:
Chong Ban Wong, Keuw Wei Lim, Kien Ben Liew, Chee Kin Phang
Abstract: The present invention relates to a coating composition comprising at least one binder and at least one ground natural calcium carbonate material. The invention further relates to the use of at least one ground natural calcium carbonate material in a coating composition comprising at least one binder as well as to an article that is coated with such a coating composition and a paint comprising such a coating composition.
Type:
Grant
Filed:
September 26, 2018
Date of Patent:
October 18, 2022
Assignee:
OMYA INTERNATIONAL AG
Inventors:
Daniel Gantenbein, Maryna Zinchenko, Rolf Endre Orten, Detlef Gysau, Dennis Werner
Abstract: A sheet forming binder includes a first powder and a second powder having a larger volume average particle size than the first powder. The proportion of the first powder is 10.0% by mass or more relative to the total mass of the first powder and the second powder.
Abstract: Polymerization process control methods for making polyethylene are provided. The process control methods include performing a polymerization reaction in a polymerization reactor to produce the polyethylene, where ethylene, and optionally one or more comonomers, in the polymerization reaction is catalyzed by an electron donor-free Ziegler-Natta catalyst and an alkyl aluminum co-catalyst. A melt flow ratio (I21/I2) of the polyethylene removed from the polymerization reactor is measured and an amount of long chain branching (LCB) of the polyethylene from the polymerization reactor is controlled by adjusting a weight concentration of the alkyl aluminum co-catalyst present in the polymerization reactor.
Type:
Grant
Filed:
September 26, 2017
Date of Patent:
October 4, 2022
Assignee:
Univation Technologies, LLC
Inventors:
Wesley R. Mariott, Kevin J. Cann, John H. Moorhouse, Mark G. Goode, Thomas Oswald
Abstract: Provided is a composition for a gas seal member that can form a gas seal member for a high-pressure hydrogen device that is capable of sufficiently inhibiting both swelling destruction and blister destruction. The composition for a gas seal member is a composition for a gas seal member used in a high-pressure hydrogen environment and contains an elastomer and fibrous carbon nanostructures. The fibrous carbon nanostructures are contained in a proportion of not less than 1 part by mass and not more than 10 parts by mass per 100 parts by mass of the elastomer. An area fraction S (%) of aggregates of the fibrous carbon nanostructures in a cross-section of the composition for a gas seal member and a volume percentage V (volume %) of the fibrous carbon nanostructures in the composition for a gas seal member satisfy a relationship 0?S/V?2.0.
Type:
Grant
Filed:
March 5, 2018
Date of Patent:
September 20, 2022
Assignees:
KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION, ZEON CORPORATION
Abstract: A bearing material may include a polymeric matrix of polyamide-imide (PAI) polymer material and a plurality of melamine cyanurate particles dispersed within the polymeric matrix.
Abstract: An Additive Package is provided to adjust the cure properties of a two-part bonding filler across a temperature range of from 4 and 44 degrees Celsius. A low temperature additive speeds a cure rate between 4 and 15 degrees Celsius and a high temperature additive slows down a cure rate between 25 and 44 degrees Celsius. The amount of Additive Package is varied to account for the desired cure properties. The Additive Package includes a first unsaturated polyester resins with an average degree of unsaturation of 70-100 percent based on total acid and anhydride monomer content. A process for repairing a vehicle body is provided using the Additive Package. A kit for accomplishing repairs in an after-market repair setting is also provided.
Type:
Grant
Filed:
January 17, 2020
Date of Patent:
September 13, 2022
Assignee:
ILLINOIS TOOL WORKS INC.
Inventors:
Helena Twardowska, Robert Mark Adams, David McKinney
Abstract: The present invention is directed to a pneumatic tire comprising a vulcanizable rubber composition, the vulcanization rubber composition comprising: 1) 100 parts by weight of elastomer consisting of 25 to 35 phr of a styrene-butadiene rubber, 25 to 35 phr of a polybutadiene, and 35 to 45 phr of a natural rubber or synthetic polyisoprene, wherein the styrene-butadiene rubber is a functionalized solution polymerized styrene-butadiene elastomer having a glass transition temperature Tg(A) ranging from ?30 to ?10° C. and having at least one functional group; the natural rubber or synthetic polyisoprene has a Tg(B) ranging from ?60 to ?70° C.; and the polybutadiene is a cis 1,4 polybutadiene having a Tg(C) ranging from ?110 to ?90° C., wherein Tg(A)?Tg(B)?25° C., and Tg(B)?Tg(C)?25° C.; 2) 60 to 80 phr of a prehydrophobated silica; 3) 1 to 10 phr of carbon black; 4) 1 to 3 phr of rubber processing oil; and 5) 5 to 25 phr of at least one hydrocarbon resin having a Tg?20° C.
Abstract: There is provided a chloroprene copolymer latex composition capable of obtaining a molded product having excellent mechanical properties and flexibility even when vulcanized and molded under milder conditions than before. A chloroprene copolymer latex composition contains a chloroprene copolymer latex (A), a metal oxide (B), a vulcanization accelerator (C), and an antioxidant (D). The chloroprene copolymer latex (A) is a latex containing particles of a chloroprene copolymer which is a copolymer of chloroprene (A-1), 2,3-dichloro-1,3-butadiene (A-2), and sulfur (A-3). The content of the sulfur (A-3) in the chloroprene copolymer is 0.1 part by mass or more and 1.0 part by mass or less when the total amount of the chloroprene (A-1) and the 2,3-dichloro-1,3-butadiene (A-2) is set to 100 parts by mass.
Abstract: A high performing low viscosity tire sealant includes about 15% to about 75% by weight of a biobased aliphatic diol, about 5% to about 50% by weight natural rubber latex, and about 2% to about 50% by weight synthetic rubber latex. The tire sealant exhibits excellent performance at temperatures of ?40 degrees Celsius and lower.
Type:
Grant
Filed:
January 27, 2021
Date of Patent:
August 9, 2022
Assignee:
Illinois Tool Works Inc.
Inventors:
Nihar Ranjan Kundu, Ranjith Kokkot, Ryan Jones, Martin Spindler, Suboth Srinivas Deshpande
Abstract: Polymer compositions containing a titanated chromium-based ethylene polymer, 150-350 ppm of zinc stearate and/or calcium stearate, 50-5000 ppm of a phenolic antioxidant, 200-3000 ppm of a diphosphite antioxidant, and optionally, 200-3000 ppm of a monophosphite antioxidant, are described. These polymer compositions have improved long-term color stability, as well as lower levels of color formation after aging.
Type:
Grant
Filed:
March 26, 2020
Date of Patent:
August 2, 2022
Assignee:
Chevron Phillips Chemical Company LP
Inventors:
Justin Wade Kamplain, Elizabeth Mary Lanier
Abstract: The present invention provides a pneumatic tire achieving a balanced improvement in fuel economy, abrasion resistance, and wet grip performance. The present invention relates to a pneumatic tire, including a tread containing a tread rubber composition, the tread rubber composition containing a rubber component including 30% by mass or more of a styrene-butadiene rubber, the tread rubber composition containing, per 100 parts by mass of the rubber component: 80 to 150 parts by mass of silica; 0.1 to 3.0 parts by mass of a tetrazine compound of formula (1); and 50 parts by mass or less of a hydrocarbon resin having a SP value of 7.5 to 10.5, the styrene-butadiene rubber having a styrene content of 23% by mass or higher.