Patents Examined by Vickey Nerangis
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Patent number: 11970596Abstract: Polymerizable compositions comprise at least one free-radically or cationically polymerizable compound; and a photoinitiator system, wherein the photoinitiator system comprises a compound represented by the formula: (I) wherein: each R1 independently represents an alkyl group having from 1 to 6 carbon atoms, and each R2 independently represents H, an alkyl group having from 1 to 4 carbon atoms, an alkoxy group having from 1 to 4 carbon atoms, F, Cl, or Br. Polymerized reaction products are also disclosed.Type: GrantFiled: August 10, 2021Date of Patent: April 30, 2024Assignee: 3M Innovative Properties CompanyInventor: Constantin-Christian A. Voll
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Patent number: 11965058Abstract: An oxymethylene-copolymer manufacturing method includes: polymerizing a polymerization raw material containing trioxane and a comonomer in the presence of an acid catalyst in a quantity that is 1.0×10?8 moles to 5.0×10?6 moles with respect to 1 mole of trioxane; adding a hydroxylamine compound represented by general formula (1) (in the formula, R1 and R2 are, independently of each other, a hydrogen atom or an organic group having 1-20 carbon atoms) to a reaction product obtained during the polymerizing of the polymerization raw material at 50-5000 times the quantity of the acid catalyst, in terms of the molar quantity, and mixing the hydroxylamine compound with the reaction product; and subjecting the mixture of the reaction product and the hydroxylamine compound, which is obtained during the adding of the hydroxylamine compound, to an additional melt-kneading.Type: GrantFiled: June 12, 2018Date of Patent: April 23, 2024Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.Inventors: Yuuta Yamamoto, Daisuke Sunaga, Takuya Okada
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Patent number: 11952511Abstract: An aqueous coating composition may include an aqueous carrier liquid; xanthan gum in an amount between about 0.05 wt. % and 0.5 wt. % of the aqueous coating composition; and a secondary rheology agent comprising at least one of a waterborne clay, a hydrophobically modified alkaline swellable emulsion, a hydrophobically enhanced urethane, a polyether polyol, or a hydrophobically modified ethoxylated aminoplast.Type: GrantFiled: March 13, 2020Date of Patent: April 9, 2024Assignee: SWIMC LLCInventors: Randy Chamberlain, Rachael Ilic, Isaac Quinones, Zhiwei Xie
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Patent number: 11952493Abstract: A polyurethane composition, which contains at least one isocyanate-group-containing polymer, obtained from the reaction of at least one polyol with at least one diisocyanate, and at least one oxazolidine of the formula (I). The polyurethane composition allows one-component moisture-curing adhesives, sealants or coatings that have good storage stability, long open times and cure quickly to give a surprisingly non-tacky material having pronounced high-resilient properties.Type: GrantFiled: December 12, 2019Date of Patent: April 9, 2024Assignee: SIKA TECHNOLOGY AGInventors: Andreas Kramer, Urs Burckhardt
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Patent number: 11952504Abstract: The present disclosure relates to an easily-peelable paint composition capable of easily peeling off a coating layer for restoring an object to its original condition. The easily-peelable paint composition of the present disclosure is capable of not only peeling off paints from materials to which the paints are applied for easy restorations to their original conditions, but also protecting the materials with excellent durability while being applied.Type: GrantFiled: July 6, 2021Date of Patent: April 9, 2024Assignee: HAE KWANG CO., LTD.Inventors: Myunsoo Kim, Hyunjong Shin
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Patent number: 11932644Abstract: A carbamate ester compound represented by the general formula: Z—OCONH(CH2)nNHCOO—Z??[I] wherein Z is [i], [ii], or [iii] below, and n is an integer of 2 to 10, (wherein R1 and R2 are each independently a lower alkyl group having 1 to 5 carbon atoms, R3 is a hydrogen atom or a lower alkyl group having 1 to 5 carbon atoms, and a is 1 or 2). The carbamate ester compound is used as a vulcanizing agent for carboxyl group-containing acrylic rubber and improves the delay of the vulcanization rate by scorch suppression.Type: GrantFiled: November 14, 2019Date of Patent: March 19, 2024Assignee: UNIMATEC CO., LTD.Inventors: Yoichiro Tomikawa, Satoru Saito
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Patent number: 11926967Abstract: The present invention provides water-based coatings that provide liquid resistance when applied to various substrates. In some embodiments, more than one layer of coatings can be applied, using multiple coating stations. The coatings are particularly suitable for cellulosic substrates such as paper or paper board. In addition to liquid resistance, the coatings have good heat sealability, and are resistant to roll blocking. Preferably, the coatings are recyclable and/or repulpable with the substrates to which they are applied. The coating compositions comprise one or more polymer binders, and one or more particles. Preferably, at least one polymer binder has a glass transition temperature (Tg) less than 10° C. Preferably, at least one polymer binder has a heat seal onset temperature of less than 200° C. Preferably, at least one particle has a mean particle size greater than 4 ?m. It is also preferable that the particles have a melting point greater than 60° C.Type: GrantFiled: May 7, 2020Date of Patent: March 12, 2024Assignee: SUN CHEMICAL CORPORATIONInventors: Yongping Zha, Vanessa Gordon, Philippe Schottland
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Patent number: 11920048Abstract: Non-flammable structures are disclosed that have a substrate and a layer applied to the substrate that includes a phase change material that is flammable. The layer includes a binder having mixed therein about 50% to about 90% by weight of a microencapsulated phase change material and about 0.5% to about 10% by weight of an inorganic flame retardant. The inorganic flame retardant has a volume that increases upon exposure to heat or a flame. The binder is selected from the group consisting of a polyurethane, a styrene acrylic copolymer, a styrene butadiene copolymer, acrylic and combinations thereof.Type: GrantFiled: June 22, 2021Date of Patent: March 5, 2024Assignee: Microtek Laboratories INC.Inventor: Timothy J. Riazzi
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Patent number: 11920057Abstract: An inorganic oxide particles which have a minute particle diameter at which no interference fringes occur in a coating film and high transparency can be secured even when applied to a high refractive index substrate, and in which excitation by ultraviolet radiation is almost completely suppressed, a coating composition containing such particles, and an optical member having a cured film formed from the coating composition. Inorganic oxide particles obtained by bonding an organosilicon compound having a nitrogen-containing heterocyclic group to the surface of modified metal oxide colloid particles (C) having an average particle diameter of 2 to 100 nm, which include metal oxide colloid particles (A) having an average primary particle diameter of 2 to 60 nm as nuclei and with the nuclei surface coated with a coating composed of inorganic oxide colloid particles (B) having an average primary particle diameter of 1 to 4 nm.Type: GrantFiled: December 10, 2018Date of Patent: March 5, 2024Assignee: NISSAN CHEMICAL CORPORATIONInventors: Tomoki Furukawa, Masato Yamaguchi
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Patent number: 11912901Abstract: A waterborne coating composition including a novel polymer latex and methods of preparing the polymer latex for the waterborne coating composition. The disclosed polymer latex, when incorporated into the waterborne coating composition, reduces gloss, and achieves a matte appearance without the need for and/or with reduced amounts of traditional inorganic matting additives. In one approach, the polymer latex disclosed herein includes latex particles having a core/shell arrangement configured to not only participate in film formation but also impact surface morphology of dried films to produce the low gloss coatings.Type: GrantFiled: December 29, 2021Date of Patent: February 27, 2024Assignee: SWIMC LLCInventors: Gamini S. Samaranayake, Shailesh S. Shah, Joseph J. Kestner, Kimberly A. Koglin, Tom Wendland, Margaret Patterson
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Patent number: 11905435Abstract: An antimicrobial formulation that can be directly added into a composition or onto a surface of a composition (e.g., forming a surface coating on a composition or device). The antimicrobial formulation includes sodium pentaborate, di-sodium tetraborate decahydrate, titanium diborite, titanium borate, sodium pyrithione, zinc pyrithione, benzhetonium chloride, or any combination thereof.Type: GrantFiled: March 5, 2021Date of Patent: February 20, 2024Assignee: PEGASUS ENVIRONMENTAL RESEARCH AND INVESTMENT GROUP LLCInventor: Okan Demir
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Patent number: 11898024Abstract: A latex composition contains a carboxy-modified conjugated diene polymer latex, a xanthogen compound, and a metal oxide.Type: GrantFiled: February 9, 2018Date of Patent: February 13, 2024Assignee: ZEON CORPORATIONInventors: Shunjin Aihara, Junji Kodemura
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Patent number: 11891505Abstract: Provided is a resin composition for an acoustic matching layer, the resin composition including an epoxy resin (A), a specific polyamine compound (B), and metal particles (C). The epoxy resin (A) includes at least one epoxy resin selected from the group consisting of bisphenol A epoxy resins, bisphenol F epoxy resins, and phenol novolac epoxy resins. Also provided are a cured product formed of the composition, an acoustic matching sheet, an acoustic probe, an acoustic measuring apparatus, a method for producing an acoustic probe, and an acoustic matching layer material set.Type: GrantFiled: April 30, 2020Date of Patent: February 6, 2024Assignee: FUJIFILM CorporationInventors: Kazuhiro Hamada, Kazushi Furukawa, Yoshihiro Nakai
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Patent number: 11885387Abstract: A friction material, a preparation method therefor, and a friction part. The friction material contains the following components by weight percentage: 24%-31% of a nitrile rubber, 0.35%-1% of a vulcanizing agent, 0.35%-0.6% of a vulcanization activator, 0.4%-0.8% of a promoter, 0.06%-0.11% of a scorch inhibitor, 1.5%-2.4% of ZnO, 24%-31% of a thermoplastic phenolic resin, 1.5%-2.2% of a plasticizer and 15%-25% of white carbon black, and optionally: 0%-25% of a filler, 0-0.8% of an anti-aging agent, and 0-2.4% of MgO.Type: GrantFiled: June 3, 2022Date of Patent: January 30, 2024Assignee: OTIS ELEVATOR COMPANYInventors: Ruguang Liu, Guochen Gao
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Patent number: 11884761Abstract: A latex composition containing a carboxy-modified polymer latex, a xanthogen compound, and a typical metal compound in a form other than an oxide. This latex composition has excellent stability, can avoid delayed (Type IV) allergic reactions in addition to immediate (Type I) allergic reactions, and can provide a molded film, such as a dip-molded product, having excellent tear strength and tensile strength. Also a molded film and a substrate with an adhesive layer which are obtained using the latex composition.Type: GrantFiled: August 22, 2018Date of Patent: January 30, 2024Assignee: ZEON CORPORATIONInventors: Junji Kodemura, Misa Hayashi
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Patent number: 11879513Abstract: A friction material comprising: (a) at least one lubricant, wherein the at least one lubricant includes an amount of graphite, and wherein at least about 30 percent by weight of the graphite has a particle size of greater than about 500 microns using a sieve analysis; (b) at least one metal containing constituent for imparting reinforcement, thermal conductivity, and/or friction when the friction material is brought into contact with a movable member, wherein the at least one metal containing constituent includes iron and an iron containing compound; (c) a micro-particulated material; (d) one or more filler materials; (e) optionally at least one processing aid; (f) a balance being an organic binder, wherein the organic binder has less than 1 percent by weight of free phenol; wherein the friction material is free of asbestos and substantially devoid of copper.Type: GrantFiled: July 13, 2021Date of Patent: January 23, 2024Assignee: AKEBONO BRAKE INDUSTRY CO., LTD.Inventors: Sunil Kesavan, Xinming Shao
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Patent number: 11879052Abstract: The host compound in a clathrate is an amino or hydroxyl containing aromatic phosphorous compound, clathrates containing a resin curative and their use in curable resin compositions to produce moulded articles particularly fibre reinforced articles.Type: GrantFiled: April 17, 2020Date of Patent: January 23, 2024Assignee: HEXCEL COMPOSITES LIMITEDInventor: Christopher Robert Mason
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Patent number: 11851556Abstract: The invention pertains to a composition based on a fluoroelastomer comprising nitrile or carboxylate-type cure sites and including a curing agent and a Br-containing marker having reactivity towards the said cure-sites, which can be cured so as to deliver cured parts maintaining chemically bound bromine atoms; this material, when submitted to wear/damage would hence release Br-containing contaminants, which can easily spotted via notably an on-line mass spectrometer, so as to monitor and anticipate critical failures of sealing materials based there upon.Type: GrantFiled: August 19, 2021Date of Patent: December 26, 2023Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.Inventors: Stefano Bossolo, Marco Avataneo, Stefano Millefanti, Michael J. Cox
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Patent number: 11855401Abstract: A dispensable grease sealant includes a base component in an amount of 50 wt % or more, based on a total weight of the sealant, and a thickener. The base component is selected from a group including a silicone wax, a liquid rubber, and a combination thereof.Type: GrantFiled: June 16, 2020Date of Patent: December 26, 2023Assignees: TE Connectivity Germany GmbH, TE Connectivity Solutions GmbHInventors: Lei Wang, Soenke Sachs, Ting Gao, Dejie Tao, Helge Schmidt
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Patent number: 11834572Abstract: A polyvinylidene fluoride resin composition of the present invention contains an alkyl quaternary ammonium sulfate, an alkali metal concentration in the polyvinylidene fluoride resin composition is 60 ppm or less, and a hydrogen fluoride concentration in the polyvinylidene fluoride is 5 ppm or less. The polyvinylidene fluoride resin composition of the present invention can express sufficient transparency even in a thick molded article.Type: GrantFiled: October 17, 2019Date of Patent: December 5, 2023Assignee: KUREHA CORPORATIONInventors: Tatsuaki Miyashita, Kazuyuki Suzuki