Abstract: The present invention relates to a process for producing an aqueous polymer dispersion of polymerized ethylenically unsaturated monomers M having a polymer content of at least 55 wt. % and a polymodal particle size distribution of the polymer particles of the polymer dispersion. The invention also relates to aqueous polymer dispersions obtained from this process as well as aqueous liquid compositions comprising at least one aqueous polymer dispersion and the use of such aqueous liquid compositions as binder.
Type:
Grant
Filed:
July 22, 2019
Date of Patent:
December 24, 2024
Assignee:
BASF SE
Inventors:
Bastiaan Lohmeijer, Roelof Balk, Robert Wrazidlo
Abstract: A process dissolves or disperses asphaltenes from marine fuels by using at least one quaternary ammonium compound. A weight ratio of aromatics to asphaltenes in the marine fuel is not more than 7.0. A marine fuel is produced that includes saturates, aromatics, and asphaltenes in addition to at least one quaternary ammonium compound. Another process reduces or prevents fouling caused by asphaltenes in a marine fuel.
Type:
Application
Filed:
October 11, 2022
Publication date:
December 19, 2024
Applicant:
BASF SE
Inventors:
Jochen Wagner, Silvia Hoffmann, Ingo Gottschling, Markus Hansch, Timo Baumgaertner
Abstract: A process for producing a water-emulsifiable polyisocyanate formulation, in which, in a first process step, (A) a dispersion-active reaction product (E) is prepared from at least one diisocyanate selected from the group of hexamethylene 1,6-diisocyanate, pentamethylene 1,5-diisocyanate, 4,4?-di(isocyanatocyclohexyl)methane, 1-isocyanato-3,3,5-trimethyl-5-(isocyanatomethyl)cyclohexane, tolylene 2,4- and 2,6-diisocyanate, tetramethylxylylene diisocyanate, p-xylylene diisocyanate, 2,4?- and 4,4?-diisocyanatodiphenylmethane, with at least one mono- or polyhydric polyalkylene ether alcohol having 2 to 4 carbon atoms in the alkylene groups that comprises a polymer chain having at least 8 ethylene oxide units, and the resultant reaction product (E), in a second process step, (B) is mixed with at least one (cyclo)aliphatic polyisocyanate having an average NCO functionality of 2.2 to 5.0, preferably of 2.5 to 4.
Abstract: A seat back assembly including a pultrusion reinforcement and a seat back frame formed of a resin material, the seat back frame is only partially overmolded onto the pultrusion reinforcement such that the pultrusion reinforcement is configured to be visually inspected through a plurality of openings formed in the seat back frame.
Type:
Grant
Filed:
January 7, 2022
Date of Patent:
December 17, 2024
Assignees:
Toyota Motor Engineering & Manufacturing North America, Inc., BASF SE, Flex-N-Gate Advanced Product Development, LLC
Inventors:
Jacob A. Herget, John Salvia, Todd Rupert Muck, Vikas Bhatia, Gregory T. Donovan, Matthew F. Parkinson, Steven R. Perucca
Abstract: The present invention relates to a process for producing an aqueous polymer dispersion by free-radically initiated aqueous emulsion polymerization, and also to the aqueous polymer dispersions produced by the process and to the use of these as a binder, adhesive, sizing agent for fibers, for the production of coatings or for the production of a paper coating slip.
Abstract: The invention relates to a process for producing 4,4?-dichlorodiphenyl sulfoxide comprising: (I) reacting thionyl chloride, chlorobenzene and aluminum chloride in a molar ratio of thionyl chloride:chlorobenzene:aluminum chloride of 1:(6 to 9):(1 to 1.5) at a temperature in the range from 0 to below 20° C., forming an intermediate reaction product and hydrogen chloride; (II) mixing aqueous hydrochloric acid and the intermediate reaction product at a temperature in the range from 70 to 110° C.
Type:
Grant
Filed:
February 6, 2020
Date of Patent:
December 17, 2024
Assignee:
BASF SE
Inventors:
Jun Gao, Indre Thiel, Christian Schuetz, Lukas Metzger, Oliver Bey, Stefan Blei
Abstract: A thermoplastic polyurethane having a glass transition temperature of the soft phase of not more than ?25° C. measured using DMA and a heating rate of 2K/min at 1 Hz under torsion based on DIN EN ISO 6721: 2016; maximum G? can be obtained by a process at least including the reaction of a polyol composition including a polypropylene glycol, wherein the proportion of the secondary terminal OH groups based on the total number of terminal OH groups of the polypropylene glycol is in the range of more than 90%, with a polyisocyanate to obtain a polyol composition including a prepolymer and the reaction of the polyol composition including the prepolymer with a polyisocyanate composition including at least one polyisocyanate and at least one chain extender having a molecular weight <500 g/mol. The thermoplastic polyurethane may be used for producing injection molded products, extruded products, films, profiles and shaped articles.
Type:
Grant
Filed:
November 29, 2019
Date of Patent:
December 17, 2024
Assignee:
BASF SE
Inventors:
Frank Schaefer, Michael Freese, Elmar Poeselt, Etsuhiro Yamamoto, Yasuyuki Suzuki, Dai Watanabe, Patrick Drawe
Abstract: The present invention relates to a process for the production of chromanol and 2-methyl-1,4-naphthoquinone derivatives, more specifically to a process for preparing a compound of the general formula (I) or (II) wherein the variables are as defined in the claims and the description.
Type:
Grant
Filed:
August 16, 2019
Date of Patent:
December 17, 2024
Assignee:
BASF SE
Inventors:
Melanie Weingarten, Wolfgang Siegel, Michael Puhl
Abstract: The present invention relates to a method for the combined production of at least two target products selected from the group consisting of (T1), (T2) and (T3), wherein (T1) is a terephthalate polyester, (T2) is a copolyester on the basis of terephthalic acid, at least one aliphatic 1,?-dicarboxylic acid and at least one aliphatic 1,?-diol, and (T3) is a copolyester on the basis of terephthalic acid, polytetramethylene glycoland at least one aliphatic 1,?-diol.
Type:
Grant
Filed:
March 5, 2020
Date of Patent:
December 17, 2024
Assignee:
BASF SE
Inventors:
Thomas Heitz, Johann Diedrich Brand, Joerg Erbes
Abstract: The use of a mixture (M) comprising (a) from 40 to 70% by volume of an inorganic powder (IP) based on the total volume of the mixture (M), (b) from 30 to 60% by volume based on the total volume of the mixture (M) of a binder (B) comprising (b1) from 50 to 96% by weight of at least one polyoxymethylene (POM) based on the total weight of the binder (B), (b2) from 2 to 35% by weight of at least one polyolefin (PO) based on the total weight of the binder (B), (b3) from 2 to 40% by weight of at least one further polymer (FP) based on the total weight of the binder (B) in a fused filament fabrication process.
Abstract: Provided herein is a process for preparing a pyridazine amine compound of formula V, and a process for preparing dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof. Further, provided herein are dichloropyridazine amine compounds of formula IVa, IVb, and mixtures thereof, wherein the amino group is an ethylamino group.
Type:
Grant
Filed:
May 18, 2021
Date of Patent:
December 10, 2024
Assignee:
BASF SE
Inventors:
Eric George Klauber, Michael Rack, Roland Goetz, Sebastian Soergel
Abstract: The present invention relates to a process for producing menthol particles stabilized against caking, wherein menthol particles are, following shaping, stored for at least 7 days at a temperature of 0 to 30° C., after which the menthol particles are supplied with a minimum input of mechanical energy. The present invention further relates to storage-stable menthol particles and to the use of said menthol particles in household and consumer goods of all kinds.
Type:
Grant
Filed:
August 14, 2019
Date of Patent:
December 10, 2024
Assignee:
BASF SE
Inventors:
Sebastian Wloch, Gunnar Heydrich, Gerd Tebben, Matthias Rauls
Abstract: The invention relates to a process for producing superabsorbent polymer particles, comprising storing acrylic acid in at least one tank (B1) at a production site for acrylic acid and in at least one tank (B2) at a production site for superabsorbent polymer particles, wherein the at least one tank (B1) at the production site for acrylic acid and the at least one tank (B2) at the production site for superabsorbent polymer particles are interconnected by one single pipe line (3) and the flow inside the pipe line (3) is temporary reversed during interruptions of the production superabsorbent polymer particles.
Type:
Grant
Filed:
November 4, 2019
Date of Patent:
December 10, 2024
Assignee:
BASF SE
Inventors:
Monte Alan Peterson, John Perry Guentzel, Juergen Schroeder, Ruediger Funk, Matthias Weismantel
Abstract: A process for the conversion of glycolaldehyde with an aminating agent in the presence of hydrogen and of a catalyst in a glycolaldehyde conversion reactor, wherein one or more organic carboxylic acids are fed into the glycolaldehyde conversion reactor.
Type:
Grant
Filed:
June 2, 2020
Date of Patent:
December 10, 2024
Assignee:
BASF SE
Inventors:
Martin Ernst, Tatjana Huber, Johann-Peter Melder, Stephanie Jaegli, Thomas Krug
Abstract: The present invention is related to water-borne polymers polymerized by radical polymerization with azo initiators, a process for making the polymers and the application thereof. The polymers polymerized with azo initiators show superior water-whitening resistance and scrub resistance, which are desired properties for coatings applications.
Abstract: Described herein is a process for preparing a polyurethane elastomer including the steps of (A) preparing an isocyanate prepolymer (a), where the isocyanate prepolymer has an isocyanate content in the range of ?1 wt.-% to ?9 wt.-%, and (B) preparing a reaction mixture by mixing at least one epoxy compound (b) with the isocyanate prepolymer (a) in presence of at least one catalyst (c), and where the amount of the alkali metal or alkaline earth metal salt is 0.00001 to 0.1 mol per kg of the total weight of the isocyanate prepolymer (a), the epoxy compound (b) and the catalyst (c), and heating the mixture to at least 80° C. to obtain the polyurethane elastomer. Also described herein are a polyurethane elastomer obtained by the process and a method of using the polyurethane elastomer as part of a roller or as a sealant.
Type:
Grant
Filed:
March 25, 2020
Date of Patent:
December 10, 2024
Assignee:
BASF SE
Inventors:
Julia Liese, Andre Kamm, Hendrik Wagner
Abstract: The present invention relates to a process for the production of a zeolitic material having an MWW framework structure comprising YO2 and B2O3, wherein Y stands for a tetravalent element, said process comprising (i) preparing a mixture comprising one or more sources for YO2, one or more sources for B2O3, one or more organotemplates, and seed crystals, (ii) crystallizing the mixture obtained in (i) for obtaining a layered precursor of the MWW framework structure, (iii) calcining the layered precursor obtained in (ii) for obtaining the zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I) R1R2R3N??(I) wherein R1 is (C5-C8)cycloalkyl, and wherein R2 and R3 are independently from each other H or alkyl, and wherein the mixture prepared in (i) and crystallized in (ii) contains 35 wt.-% or less of H2O based on 100 wt.
Type:
Grant
Filed:
September 21, 2021
Date of Patent:
December 3, 2024
Assignee:
BASF SE
Inventors:
Andrei-Nicolae Parvulescu, Ulrich Müller, Stefan Maurer, Yu Dai, Feng-Shou Xiao, Xiangju Meng, Yeqing Wang
Abstract: An asphalt composition comprising 0.1 to 10.0 wt.-% monomeric methylene diphenyl diisocyanate (MDI) based on the total weight of the composition, wherein the monomeric MDI is carbodiimide modified and wherein the weight percentage of 4,4?-MDI in the carbodiimide modified monomeric MDI is in the range of from 65 to 85% and the weight percentage of carbodiimide is in the range of from 15 to 35% in the carbodiimide modified monomeric MDI; wherein at least 18% by weight based on the total weight of the composition are particles with a sedimentation coefficient above 5000 Sved in a white spirit solvent.
Type:
Grant
Filed:
December 9, 2019
Date of Patent:
December 3, 2024
Assignee:
BASF SE
Inventors:
Olivier Fleischel, Michael Praw, Waldemar Schatz, Bernie Lewis Malonson, Iran Otero Martinez, Dag Wiebelhaus