Patents Examined by Randy P Gulakowski
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Patent number: 11560452Abstract: The invention relates to epoxide-amine adducts obtainable by reaction of one or more primary amines (A) of general formula (I) Q-NH2??(I) with one or more monoepoxides (B) of general formula (II) wherein Q is a radical Rt-[OEt]n[OPr]m[OBu]s-, in which Rt is a radical selected from alkyl radicals having 1 to 6 carbon atoms, OEt is an ethylene oxide radical, OPr is a propylene oxide radical and OBu is a butylene oxide radical, n is a number from 0 to 100, m is a number from 3 to 50 and s is a number from 0 to 20 and n+m+s=3 to 170, R is an organic radical selected from aliphatic radicals having 4 to 24 carbon atoms, aromatic radicals having 6 to 18 carbon atoms and araliphatic radicals having 7 to 34 carbon atoms, and p is 0 or 1, wherein (i) the primary amine(s) (A) and the monoepoxide(s) (B) are reacted in an equivalents ratio (A):(B) of from 1:2 to 1:1.Type: GrantFiled: March 28, 2018Date of Patent: January 24, 2023Assignee: BYK-Chemie GmbHInventors: Michael Bessel, Marcus Meichsner, Carsten Nagel, Maya Sanchez Y Sosa, Christian Biecker, Peter Stannek
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Patent number: 11560448Abstract: A curable epoxy composition suitable for surface application, comprising one or more epoxy resin (s); 2, 4, 6-tribromophenyl end-capped tetrabromobisphenol A epoxy-based flame retardant; and phosphorus-containing compound selected from the group consisting of one or more of: ammonium polyphosphate; resorcinol bis (diphenyl phosphate); and liquid alkylated triphenyl phosphate ester. The composition is substantially Sb2O3-free.Type: GrantFiled: December 14, 2017Date of Patent: January 24, 2023Assignee: BROMINE COMPOUNDS LTD.Inventors: Meyrav Abecassis-Wolfovich, Smadar Swissa
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Patent number: 11548976Abstract: A glycidyl amine epoxy resin(s) and a process for production of glycidyl amine epoxy resin(s) are disclosed. The glycidyl amine epoxy resin(s) is/are free from Bisphenol A (BPA) and Bisphenol F (BPF) and are based on AMES negative amine precursors.Type: GrantFiled: October 17, 2018Date of Patent: January 10, 2023Assignee: Aditya Birla Chemicals (Thailand) LimitedInventors: Pradip Kumar Dubey, Alok Khullar, Daniel Suckley, Thipa Naiyawat, Nok Noiphom, Dapawan Kunwong, Patcharin Samuthsen, Worakan Chamongkolpradit, Suphansa Noghan, Nalintip Changsarn
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Patent number: 11548981Abstract: A polyphenylene ether having a predetermined structure.Type: GrantFiled: March 29, 2019Date of Patent: January 10, 2023Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Hiroshi Fukuoka, Shoji Otani, Katsuhiro Iwase, Masaaki Aramaki
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Patent number: 11518844Abstract: Disclosed herein are methods of preparing an aminimide. An epoxy compound is reacted with a hydrazine compound comprising a trivalent nitrogen, and an anhydride functional material or a cyclic compound containing a carbonyl group and at least one heteroatom alpha to the carbonyl group at a temperature greater than 20° C. to form the aminimide. At least one of the epoxy compound and the anhydride functional material or the cyclic compound is polymeric.Type: GrantFiled: June 18, 2019Date of Patent: December 6, 2022Assignee: PPG Industries Ohio, Inc.Inventors: Hongying Zhou, Masayuki Nakajima, Shanti Swarup, Tien-Chieh Chao
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Patent number: 11518845Abstract: The present disclosure provides a curing agent comprising a polyetheramine, a tertiary amine and an alkanolamine. The curing agent may be combined with an epoxy resin to form a curable composition which is capable of being applied to a substrate and cured to form a cured article.Type: GrantFiled: February 5, 2018Date of Patent: December 6, 2022Assignee: Huntsman Petrochemical LLCInventors: Wei-Yang Su, Hui Zhou
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Patent number: 11505640Abstract: Provided is an alicyclic epoxy compound product used in applications for forming a cured product excellent in heat resistance and transparency. The alicyclic epoxy compound product according to an embodiment of the present invention includes 3,4-epoxycyclohexylmethyl(3,4-epoxy)cyclohexanecarboxylate, a purity of which is of not less than 98.5 wt. %, and each content of a compound represented by Formula (a) below, a compound represented by Formula (b) below, a compound represented by Formula (c) below, and a compound represented by Formula (d) below is not greater than 0.5 wt. %.Type: GrantFiled: January 8, 2019Date of Patent: November 22, 2022Assignee: DAICEL CORPORATIONInventors: Hirose Suzuki, Yoshito Nakai
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Patent number: 11500290Abstract: An adhesion promoter composition comprising at least one of the following compounds: (a) a cyclic compound having the formula: (b) a non-cyclic compound having the formula: wherein R1 and R2 each independently represents a non-photoactive phenyl, a photoactive phenyl or a C1-C4 alkyl; R3 represents a non-photoactive phenyl; R4 represents a photoactive phenyl; W represents Si or Ge; n represents an integer of value greater than 1; m represents an integer between 0 and 1.Type: GrantFiled: November 13, 2018Date of Patent: November 15, 2022Assignee: International Business Machines CorporationInventors: Dario Goldfarb, Bharat Kumar, Ekmini Anuja De Silva, Jing Guo
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Patent number: 11492445Abstract: Embodiments of the present disclosure describe a method of synthesizing a glycidyl azide homopolymer comprising contacting a glycidyl azide monomer, an initiator, and a Lewis acid sufficient to form the glycidyl azide homopolymer; wherein the glycidyl azide homopolymer is directly polymerized from the glycidyl azide monomer. Embodiments of the present disclosure further describe a method of making a glycidyl azide polymer comprising contacting one or more of a glycidyl azide monomer, an epoxide monomer, carbon dioxide, an initiator, and a Lewis acid in a reaction medium to form a glycidyl azide polymer.Type: GrantFiled: August 27, 2018Date of Patent: November 8, 2022Assignee: KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Xiaoshuang Feng, Senthil Boopathi, Nikolaos Hadjichristidis, Yves Gnanou
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Patent number: 11492522Abstract: The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, an adhesive composition is provided comprising a reaction product of a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, or a diglycidyl ether; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof.Type: GrantFiled: June 21, 2017Date of Patent: November 8, 2022Assignee: HEXION INC.Inventors: Charles Zha, Jan Beetge, Leo Elder, John W. Green
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Patent number: 11492440Abstract: Clearcoat compositions and methods for forming a clearcoat compositions are provided. In one example, a clearcoat composition includes a binder portion A that includes a polyaspartic ester resin. An activator portion B includes a polyol-modified isocyanate that is a reaction product of a polyisocyanate component and a polyol component. The polyol component includes polycaprolactone polyol.Type: GrantFiled: July 27, 2018Date of Patent: November 8, 2022Assignee: AXALTA COATING SYSTEMS IP CO., LLCInventors: Mei Wen, Iain Harvey
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Patent number: 11492544Abstract: The embodiments described herein generally relate to methods and chemical compositions for fracturing fluid applications. In one embodiment, a fracturing fluid composition is provided comprising a fracturing fluid and an additive composition including a reaction product of a diglycidyl ether or a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof.Type: GrantFiled: October 11, 2017Date of Patent: November 8, 2022Assignee: HEXION INC.Inventors: Charles Zha, Jan Beetge
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Patent number: 11479629Abstract: Provided is a method for the production of a crosslinked molded body containing polyaryletherketone (PAEK), comprising the steps of (a) providing a mixture comprising a PAEK and a crosslinker, (b) preparing a molded body from the mixture, and (c) thermally treating the molded body at a temperature at which PAEK crosslinks, thereby obtaining the crosslinked molded body, and wherein the crosslinker is a di(aminophenyl) compound comprising two aminophenyl rings, wherein the two aminophenyl rings are joined together via an aliphatic group having a carbocyclic rest.Type: GrantFiled: August 5, 2019Date of Patent: October 25, 2022Assignee: FREUDENBERG SEInventors: Thomas Schauber, Marco Sutter, Anke Zeller, Kira Truxius, Christoph Krafft, Ivan Schmalzel, Michael Schmitt, Mirco Niklas, Stefan Behle, Juergen Wenzel, Bernd Havemann
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Patent number: 11479631Abstract: The invention relates to a composition that contains a binary mixture of bisphenol F and propoxylated bisphenol F. The aim of the invention is to provide aromatic polyols for preparing polyurethane-based and polyisocyanurate-based polymers, which ensure good handling from a technical point of view and good miscibility with the isocyanate component and render the end product flameproof. For this purpose, the invention devises a composition, which contains a binary mixture of ethoxylated bisphenol F and propoxylated bisphenol F in a weight ratio of 20:80 to 80:20.Type: GrantFiled: May 28, 2019Date of Patent: October 25, 2022Inventors: Stephan Schröter, Pravin Kukkala, Ganapathy Viswanathan, Anthony Maiorana, Athina Kerkaidou
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Patent number: 11453743Abstract: A thermoset epoxy resin, its preparing composition and making process are disclosed. In particular, the thermoset epoxy resin is glycidyl ether of diphenolic bis-carbamate and formed by curing a one component epoxy composition and has a general structure as shown in formula (1).Type: GrantFiled: June 5, 2020Date of Patent: September 27, 2022Assignee: CHANDA CHEMICAL CORP.Inventors: Chien-Hsin Wu, Ying-Chi Huang, Kuan-Ting Chen, Chia-Hsuan Lin, Sheng-Hong A. Dai, Ru-Jong Jeng
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Patent number: 11447596Abstract: The present invention relates to a thermoplastic polyurethane obtainable or obtained by reacting a polyisocyanate composition, a chain extender, and a polyol composition, wherein the polyol composition comprises a polyol (P1) which has a molecular weight Mw in the range from 1500 to 2500 g/mol and has at least one aromatic polyester block (B1). The present invention further relates to a process for producing a shaped body comprising such a thermoplastic polyurethane, and to shaped bodies obtainable or obtained by a process of the invention.Type: GrantFiled: December 22, 2017Date of Patent: September 20, 2022Assignee: BASF SEInventors: Sebastian Richter, Zeljko Tomovic, Kathrin Cohen
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Patent number: 11447597Abstract: In various embodiments, a resin composition includes a urethane (meth)acrylate, a reactive diluent, and a urethane (meth)acrylate toughener. The urethane (meth)acrylate toughener includes at least one additional polyol having a number average molecular weight Mn of greater than 1,000 g/mol. Cured articles made from the resin composition have an average fracture toughness (KIc) value from 1 MPa*m1/2 to 3 MPa*m1/2 when measured in accordance with ASTM D5045. Processes for making the resin composition as well as processes using the resin composition are also provided.Type: GrantFiled: September 7, 2017Date of Patent: September 20, 2022Assignee: Dow Global Technologies LLCInventors: Huifeng Qian, Rajat Duggal, Muhammad A. Shafi, Luigi Pellacani, Harshad M. Shah
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Patent number: 11441030Abstract: Provided is a resin composition comprising: a polycarbonate resin (A) containing, as main repeating units, a unit (a-1) represented by the following formula (a-1) and a unit (a-2) represented by the following formula (a-2) (wherein, W represents a C1-20 alkylene group or a C6-20 cycloalkylene group, R represents a branched or linear-chain C1-20 alkyl group or a C6-20 cycloalkyl group optionally substituted, and m represents an integer of 0 to 10) and an acrylic resin (B), and the polycarbonate resin and the acrylic resin are in a weight ratio of 40:60 to 99:1, wherein the resin composition has a single glass transition temperature, which is in the range of 90° C. to 150° C., and the resin composition has excellent transparency, chemical resistance, surface hardness and heat resistance, and has a low photoelastic coefficient.Type: GrantFiled: September 21, 2016Date of Patent: September 13, 2022Assignee: TEIJIN LIMITEDInventors: Kenta Imazato, Shoichi Maekawa, Katsuhiro Yamanaka
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Patent number: 11434319Abstract: Provided is a method of preparing a polymer polyol, including steps of: (a) polymerizing a polyol and a monomer in presence of a diluent to prepare a primary particle dispersed liquid; and (b) feeding an additional polyol and monomer into the primary particle dispersed liquid and polymerizing to prepare a secondary particle dispersed liquid.Type: GrantFiled: March 4, 2019Date of Patent: September 6, 2022Assignee: KOREA KUMHO PETROCHEMICAL CO., LTD.Inventors: Gi Jung Kim, Seul Gi Kim, Seung Moo Huh, Jin Woo Park
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Patent number: 11427673Abstract: The present invention provides compositions comprising the reaction product of an aliphatic diisocyanate, and a reactive intermediate made from one selected from the group consisting of oxazolidinones, benzoic sulfimides (saccharins), 1H-indole-2,3-diones (isatins), succinamides, N-hydroxysuccinamides, 4-hydroxy-3-methoxybenzaldehydes (vanillins), ?-ketoamides, piperazines, benzofuranones, 3,4-dihydroxycyclobut-3-ene-1,2-diones (squaric acids), squaric acid esters, ?-ketoamides, anilines, and ?-ketoamide, phenols. The aliphatic diisocyanate comprises one selected from the group consisting of isocyanurates, biurets, iminooxadiazine diones, urethanes, uretdiones, carbodiimides, and allophanates. The resulting compositions may be useful in producing coatings, adhesives, sealants, castings, composites and films having durability, color stability, high gloss, and chemical resistance properties similar to those made from polyurethane.Type: GrantFiled: February 7, 2019Date of Patent: August 30, 2022Assignee: Covestro LLCInventors: John Warner, Carmen Baldino, Justin Whitfield, Frederick Richard Kearney