Abstract: Curable composition obtained by combining and mixing an epoxy resin composition comprising an epoxy resin, a monool and/or polyol and a compound comprising a carboxamide group, and a polyisocyanate composition comprising a polyisocyanate, a lithium halide and a urea compound, wherein the number of moles of lithium halide per isocyanate equivalent ranges of from 0.0001-0.04 and the number of urea+biuret equivalents per isocyanate equivalent of from 0.0001-0.4. The epoxy resin composition is claimed as well.
Type:
Grant
Filed:
October 10, 2018
Date of Patent:
June 23, 2020
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Christiaan Debien, Christian Esbelin, Hans Godelieve Verbeke, Hugo Verbeke
Abstract: An in-situ formed polyurethane catalyst for catalyzing the formation of polyurethane in a reactive composition comprising polyisocyanate compounds and isocyanate reactive compounds, said catalyst formed by combining in said reactive composition: At least one lithium halide compound, and At least one epoxide compound wherein the amount of epoxide to be used is such that the number of epoxide equivalents per isocyanate equivalents is from larger than 0 up to 0.095 and the number of moles of lithium halide per isocyanate equivalent ranging of from 0.0001-0.06.
Type:
Grant
Filed:
May 31, 2016
Date of Patent:
May 5, 2020
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Hugo Verbeke, Hans Godelieve Guido Verbeke, Giacomo Giannini, Christian Esbelin
Abstract: Intumescent coating composition comprising a polyisocyanate, a polyfunctional isocyanate-reactive compound and an intumescent ingredient, wherein the intumescent ingredient contains at least one or more compounds containing phosphorus, nitrogen and boron atoms and the weight ratio phosphorus to nitrogen in said intumescent ingredient is between 0.5/1 to 1.5/1 and the amount of boron is from 1 to 5 wt % based on the coating composition.
Type:
Grant
Filed:
October 7, 2014
Date of Patent:
May 5, 2020
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Stefan Priemen, Marc Broekaert, Pierre Bachelet, Fabienne Samyn, Sophie Duquesne, Serge Bourbigot
Abstract: Composition comprising lignin dispersed in a polyisocyanate wherein the (d90) mean particle size of the dispersed lignin is less than 5 ?m, preferably less than 2 ?m, more preferably less than 1 ?m and use of said composition in various polyurethane applications, in particular structural wood adhesives.
Type:
Grant
Filed:
September 29, 2016
Date of Patent:
March 31, 2020
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Christopher Phanopoulos, Griet Pans, Mathilde Teboul, Jorge Lima Garcia
Abstract: A reactive dye of formula wherein Z1 and Z2 are each independently of the other vinyl or a radical —CH2—CH2—Y and Y is a group removable under alkaline conditions, n is the number 1, 2, 3 or 4, m is the number 2, 3 or 4, q is the number 0 or 1, and the substituents —(SO3H)n, —SO2—Z1 and —NH—CO—(CH2)m—SO2—Z2 are bound to the benzene rings A, B and/or C, said benzene rings A, B and/or C are optionally further substituted by at least one substituent selected from the group C1-C4alkyl, C1-C4alkoxy and halogen, is suitable for dyeing and printing cellulosic or amide-group-containing fibre materials.
Abstract: A curable composition for making polyisocyanurate comprising products obtained by combining and mixing at an isocyanate index of at least 100 at least a polyisocyanate composition, an isocyanate reactive composition comprising at least 50 mol % diols and a toughening agent comprising acrylic block copolymers.
Abstract: Process for preparing aminated aromatic hydrocarbons that may be substituted comprising the steps of reacting an aromatic hydrocarbon with ammonia in the presence of a catalyst having a crystalline microporous structure wherein the catalyst comprises vanadium aluminophosphate molecular sieve (VAPO) and/or aluminophosphate molecular sieve (AlPO) and wherein the catalyst is preferably impregnated with nickel and/or copper, and wherein the aromatic hydrocarbon may be substituted.
Abstract: Polyurethane/polyisocyanurate foam insulation described herein is derived from a composition that contains an organic polyisocyanate, an isocyanate reactive material containing at least about 20% by weight, based on the total weight of the composition, of an aromatic polyester polyol, a hydrocarbon blowing agent, a first catalyst selected from the group consisting of a carboxylate salt of an alkali metal, a carboxylate salt of an alkaline earth metal, a carboxylate salt of a quaternary ammonium, and combinations thereof, and a second catalyst comprising a non-reactive tertiary amine, wherein a molar ratio of the first catalyst to the second catalyst is less than about 1.25, the composition gels quickly, and the composition has an isocyanate index greater than about 175. Such an insulating foam has a ratio of thermal conductivity at 75° F. to thermal conductivity at 25° F. between about 0.98 and about 1.10.
Type:
Grant
Filed:
July 12, 2013
Date of Patent:
October 1, 2019
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Sachchida N. Singh, Kristof Dedecker, Sheila Dubs, Paul Coleman
Abstract: A curable composition for making polyisocyanurate comprising products obtained by combining and mixing at an isocyanate index of at least 100 at least a polyisocyanate composition, a polytetrahydrofuran polyol (P-THF) having average molecular weight in range 1000-5000 g/mol as toughening agent and diols having an average molecular weight <1000 g/mol.
Abstract: Use of compounds selected from polyols derived from dimer fatty acids and/or dimer fatty alcohols as toughening agent in a process for making polyisocyanate polyaddition reaction products, in particular for polyisocyanate polyaddition reaction products having a hardblock >40% and a process for making said products.
Type:
Grant
Filed:
April 9, 2014
Date of Patent:
September 24, 2019
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Hugo Verbeke, Hans Godelieve Guido Verbeke, Christian Esbelin, Ainara Astaburuaga Gutierrez
Abstract: The present invention relates to a silylated polyurethane obtainable by a process comprising the step of contacting at least one isocyanate with at least one isocyanate-reactive compound and with at least one aminosilane; wherein said at least one isocyanate comprises 2,4?-methylene diphenyl diisocyanate, and wherein said at least one isocyanate comprises less than 50.0% by weight of said 2,4?-methylene diphenyl diisocyanate based on the total weight of said at least one isocyanate. The present invention also relates to a process for preparing said silylated polyurethane. The present invention also relates to formulations and compositions comprising said silylated polyurethane, and the use thereof for the preparation of adhesives, coatings, sealants, elastomers, or foams.
Type:
Grant
Filed:
June 10, 2015
Date of Patent:
July 16, 2019
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Servaas Holvoet, Christopher Phanopoulos, Fabrice Desesquelles
Abstract: Method of designing and manufacturing a distributor bar for use in a production line comprising a mixing head for providing a viscous foamable liquid mixture, a laminator with a predefined speed of at least 20 m/min, the distributor bar having a central inlet fluidly connected to a number of outlets via a main channel. The method comprises: choosing (3001) a geometry for the distributor bar and defining a set of geometrical parameters; assigning (3002) values to said parameters; creating (3003) a virtual model; simulating (3005) flow in said model by performing a Computational Fluid Dynamics simulation (CFD), taking into account (3004) a non-Newtonian shear thinning model; e) evaluating the simulated flow; building (2007) a physical distributor bar. A distributor bar, a production line, and a computer program product.
Abstract: A curable polyisocyanate composition comprising at least one or more polyisocyanate compounds, at least one or more trimerization catalyst compounds, at least one or more aldehyde compounds wherein the aldehyde compound is selected from compounds with the structure R—CHO wherein CHO is an aldehyde group and R is a hydrocarbyl group selected from an alkyl, alkenyl or aryl having 1-50 carbon atoms, preferably 1-20 carbon atoms, and at least one or more compounds selected from compounds which comprise a carboxamide group having the structure —CO—NH2 and/or from compounds which comprise a group having the structure —CO—NH—CO—.
Type:
Grant
Filed:
May 9, 2014
Date of Patent:
March 12, 2019
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Hugo Verbeke, Hans Godelieve Guido Verbeke, Christian Esbelin
Abstract: The invention relates to a method for preparing an aromatic polyisocyanate in an isocyanate plant comprising a reaction section for a phosgenation reaction, wherein a primary aromatic amine is reacted with phosgene compounds in a reaction section to obtain an isocyanate comprising reaction product and wherein CO2 concentration in the gases coming from the reaction section is measured and analyzed, and wherein the conditions in the phosgenation reaction are adjusted in case the CO2 concentration in the gases coming from the reaction section is higher than a background CO2 concentration.
Abstract: The invention discloses a process for treating black liquor comprising pyrolyzing black liquor in a fluidized bed reactor to obtain solid particles and pyrolyzed black liquor gas, heating the solid mass, returning the heated solid mass to the fluidized bed reactor for use in the pyrolysis reaction; condensing the pyrolyzed black liquor gas to obtain a condensate and recover heat and a residual gas released during condensation for heating the solid mass to a predetermined temperature for that is required for the pyrolysis.
Type:
Grant
Filed:
September 22, 2015
Date of Patent:
January 22, 2019
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Arend-Jan Zeeuw, James Theodore Wearing, David Anthony Boyd, Clive Brereton, Brian Blackwell
Abstract: The present invention relates to a method for separating N,N,N?-trimethylbisaminoethylether and/or N,N-dimethylbisaminoethylether, from a mixture A comprising N,N,N?-trimethylbisaminoethylether, and N,N-dimethylbisaminoethylether, wherein said method comprises the steps of: (a) contacting said mixture A with an acylating agent, to form a mixture B comprising the amides of N,N,N?-trimethylbisaminoethylether and of N,N-dimethylbisaminoethylether, respectively; and (b1) separating the amide of N,N,N?-trimethylbisaminoethylether from mixture B; and (c1) recovering N,N,N?-trimethylbisaminoethylether from its amide by means of a transamidation reaction; and/or (b2) separating the amide of N,N-dimethylbisaminoethylether from mixture B; and (c2) recovering N,N-dimethylbisaminoethylether from its amide by means of a transamidation reaction.
Type:
Grant
Filed:
September 29, 2014
Date of Patent:
October 16, 2018
Assignee:
HUNTSMAN INTERNATIONAL LLC
Inventors:
Attila Gaspar, Zsolt Gaspar, Zsanett Szabone Herseczki, Heiko Heinrich Humbert, Imre Kordas, Petra Emma Vanderstraeten
Abstract: A composition comprises a source of oxygen and a polyurethane for use in a treatment operation in cleaning a fabric material.
Type:
Grant
Filed:
February 23, 2015
Date of Patent:
August 7, 2018
Assignees:
Reckitt Benckiser (Brands) Limited, Huntsman International LLC
Inventors:
Chris Jones, Laura Roscioli, Fabio Constiniti, Anna Marchiani, Elisa Nardo, Simone Scoizzato, Elisa Scomparin, Dora Zamuner, Alessandra Andreoli, Laura Radice