Patents by Inventor Raphael Dabbous
Raphael Dabbous has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230272171Abstract: A mixture can be used for modifying the rheology of polymeric substrates. The mixture contains a hydroxylamine ester and an isocyanate functionalized with a thio compound.Type: ApplicationFiled: February 24, 2021Publication date: August 31, 2023Applicant: BASF SEInventors: Sebastien VILLENEUVE, Peter Nesvadba, Daniel Mueller, Raphael Dabbous
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Patent number: 11674015Abstract: The invention relates to the use of thermoplastic molding compositions comprising D) from 30 to 99% by weight of a thermoplastic polyamide E) from 0.01 to 10% by weight of an organic isocyanate or diisocyanate, or a mixture of these F) from 0 to 60% by weight of other additional substances, where the sum of the percentages by weight of A) to C) is 100%, for the production of moldings of any type with improved haze (measured in accordance with ASTM D1003) and/or improved clarity (measured in accordance with ASTM D1003) and/or increased laser transparency (measured at a wavelength of 1064 nm by means of a thermoelectric power measurement).Type: GrantFiled: April 13, 2016Date of Patent: June 13, 2023Assignee: BASF SEInventors: Florian Richter, Rainer Xalter, Hye Jin Park, Raphaël Dabbous
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Publication number: 20220316064Abstract: A polymer substrate having deposited on its surface a reaction product of a precursor material obtained or obtainable by a method for preparation of polymer, and to the use of the polymer having improved antibacterial properties and/or antiviral properties or of the polymer having improved antibacterial properties and/or antiviral properties obtained or obtainable by the method for medical applications, antibiofouling applications, hygiene applications, food industry applications, industrial or computer related applications, consumer goods applications and appliances, public and public transport applications, underwater, water sanitation or seawater applications.Type: ApplicationFiled: June 18, 2020Publication date: October 6, 2022Inventors: Raphael DABBOUS, Rupert KONRADI, Bert VERHEYDE, Annick VANHULSEL, Olof WALLQUIST
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Patent number: 11414531Abstract: A method of manufacture of zinc monoglycerolate containing an incorporated modifier, and the product, the zinc monoglycerolate being in the form of agglomerates of crystallites, wherein the crystallite size based on the average coherence domain length is not more than 30 nm in the <100> direction, and not more than 60 nm in the <011> direction, as determined by the Scherrer equation via powder X-ray diffraction; and the aspect ratio computed by <100>/<011> coherent domain lengths is less than 0.65, preferably less than 0.56, in particular less than 0.44. Polymers containing this nucleating agent and methods for their production are also described. The zinc monoglycerolate is useful as a nucleating agent, and is very effective at low loading levels in polymers such as polypropylene.Type: GrantFiled: May 2, 2018Date of Patent: August 16, 2022Assignees: BASF SE, Micronisers Pty LtdInventors: Vidura Nalin Jayaratne, Terence William Turney, Murray Horton, Raphael Dabbous
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Patent number: 11274219Abstract: The present invention relates to surface functionalized titanium dioxide nanoparticles, a method for its production, a coating composition, comprising the surface functionalized titanium dioxide nanoparticles and the use of the coating composition for coating holo-grams, wave guides and solar panels. Holograms are bright and visible from any angle, when printed with the coating composition, comprising the surface functionalized tita-nium dioxide nanoparticles.Type: GrantFiled: July 16, 2018Date of Patent: March 15, 2022Assignee: BASF SEInventors: Reinhold Oehrlein, Raphael Dabbous, Michelle Richert, Gabriele Baisch
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Patent number: 11078362Abstract: The present invention relates to a polyamide composition (PC) which comprises at least one polyamide (P) and at least one additive (A). The present invention further relates to the use of the polyamide composition (PC) in a selective laser sintering process, in an injection molding process, for producing molded articles and in an extrusion process.Type: GrantFiled: February 16, 2017Date of Patent: August 3, 2021Assignee: BASF SEInventors: Claus Gabriel, Simon Gramlich, Rainer Ostermann, Florian Richter, Raphael Dabbous, Thomas Meier, Wolfgang Schrof
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Patent number: 10927253Abstract: The present invention relates to a process for producing a composition (I) at least comprising a compact thermoplastic polyurethane (P1), comprising the providing of at least one compact thermoplastic polyurethane (P1) or a reaction mixture for production of a compact thermoplastic polyurethane (R-P1), the adding of at least one compound (N) that has a conjugated, nitrogen-containing aromatic structure as nucleating agent to the at least one thermoplastic polyurethane (P1) or to the reaction mixture for production of a compact thermoplastic polyurethane (R-P1), wherein the compound (N) is a solid; and the mixing of the nucleating agent and the thermoplastic polyurethane (P1) or the reaction mixture (R-P1) to obtain a composition (I). The nucleating agent is used here in an amount in the range from 0.01% by weight to 2.0% by weight, based on the thermoplastic polyurethane (P1) or the reaction mixture (R-P1).Type: GrantFiled: February 22, 2017Date of Patent: February 23, 2021Assignee: BASF SEInventors: Raphael Dabbous, Elmar Poeselt, Birte Lahrmann, Guido Bilges
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Publication number: 20200216589Abstract: An additive mixture comprising (I) a copolymer having a number average molecular weight of 800 g/mol to 50 000 g/mol and containing recurring units of the formula (la) and (Ila) or recurring units of the formula (la) and (IIb), wherein the recurring units (la) and (Ila) can have a random, alternating or block distribution and the molar ratio of (la) to (Ila) is 1:10 to 10:1, the recurring units (la) and (lIb) can have a random, alternating or block distribution and the molar ratio of (la) to (lIb) is 1:10 to 10:1, the radicals R1 independently of one another are C10-C30alkyl and the radicals R2 independently of one another are hydrogen or C1-C30acyl, (II) a metal salt, preferably a transition metal salt, and (III) an oxidizable substrate, with the proviso that components (I) and (III) are different.Type: ApplicationFiled: September 14, 2018Publication date: July 9, 2020Applicant: BASF SEInventors: Sebastien VILLENEUVE, Raphael DABBOUS, Andreas STRUB, Nazzareno RUGGERI
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Publication number: 20200165471Abstract: The present invention relates to surface functionalized titanium dioxide nanoparticles, a method for its production, a coating composition, comprising the surface functionalized titanium dioxide nanoparticles and the use of the coating composition for coating holo-grams, wave guides and solar panels. Holograms are bright and visible from any angle, when printed with the coating composition, comprising the surface functionalized tita-nium dioxide nanoparticles.Type: ApplicationFiled: July 16, 2018Publication date: May 28, 2020Applicant: BASF SEInventors: Reinhold OEHRLEIN, Raphael DABBOUS, Michelle RICHERT, Gabriele BAISCH
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Publication number: 20200079929Abstract: A method of manufacture of zinc monoglycerolate containing an incorporated modifier, and the product, the zinc monoglycerolate being in the form of agglomerates of crystallites, wherein the crystallite size based on the average coherence domain length is not more than 30 nm in the <100> direction, and not more than 60 nm in the <011> direction, as determined by the Scherrer equation via powder X-ray diffraction; and the aspect ratio computed by <100>/<011> coherent domain lengths is less than 0.65, preferably less than 0.56, in particular less than 0.44. Polymers containing this nucleating agent and methods for their production are also described. The zinc monoglycerolate is useful as a nucleating agent, and is very effective at low loading levels in polymers such as polypropylene.Type: ApplicationFiled: May 2, 2018Publication date: March 12, 2020Applicants: BASF SE, Micronisers Pty LtdInventors: Vidura Nalin JAYARATNE, Terence William TURNEY, Murray HORTON, Raphael DABBOUS
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Publication number: 20190316014Abstract: The present invention relates to a composition comprising at least one crosslinkable thermoplastic polyurethane (P) and at least one compound (N) having a conjugated, nitrogen-containing aromatic structure as nucleating agent, wherein the compound (N) is a solid and is present in the composition in an amount within a range from 0.01% to 0.5% by weight, based on the thermoplastic polyurethane.Type: ApplicationFiled: December 1, 2017Publication date: October 17, 2019Applicant: BASF SEInventors: Julio ALBUERNE, Rolf ILLGUTH, Raphael DABBOUS, Elmar POESELT
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Publication number: 20190300705Abstract: The present invention relates to a process for producing a composition (I) at least comprising a compact thermoplastic polyurethane (P1), comprising the providing of at least one compact thermoplastic polyurethane (P1) or a reaction mixture for production of a compact thermoplastic polyurethane (R-P1), the adding of at least one compound (N) that has a conjugated, nitrogen-containing aromatic structure as nucleating agent to the at least one thermoplastic polyurethane (P1) or to the reaction mixture for production of a compact thermoplastic polyurethane (R-P1), wherein the compound (N) is a solid; and the mixing of the nucleating agent and the thermoplastic polyurethane (P1) or the reaction mixture (R-P1) to obtain a composition (I). The nucleating agent is used here in an amount in the range from 0.01% by weight to 2.0% by weight, based on the thermoplastic polyurethane (P1) or the reaction mixture (R-P1).Type: ApplicationFiled: February 22, 2017Publication date: October 3, 2019Applicant: BASF SEInventors: Raphael DABBOUS, Elmar POESELT, Birte LAHRMANN, Guido BILGES
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Publication number: 20190071568Abstract: The present invention relates to a polyamide composition (PC) which comprises at least one polyamide (P) and at least one additive (A). The present invention further relates to the use of the polyamide composition (PC) in a selective laser sintering process, in an injection molding process, for producing molded articles and in an extrusion process.Type: ApplicationFiled: February 16, 2017Publication date: March 7, 2019Inventors: Claus GABRIEL, Simon GRAMLICH, Rainer OSTERMANN, Florian RICHTER, Raphael DABBOUS, Thomas MEIER, Wolfgang SCHROF
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Publication number: 20180072868Abstract: The invention relates to the use of thermoplastic molding compositions comprising D) from 30 to 99% by weight of a thermoplastic polyamide E) from 0.01 to 10% by weight of an organic isocyanate or diisocyanate, or a mixture of these F) from 0 to 60% by weight of other additional substances, where the sum of the percentages by weight of A) to C) is 100%, for the production of moldings of any type with improved haze (measured in accordance with ASTM D1003) and/or improved clarity (measured in accordance with ASTM D1003) and/or increased laser transparency (measured at a wavelength of 1064 nm by means of a thermoelectric power measurement).Type: ApplicationFiled: April 13, 2016Publication date: March 15, 2018Inventors: Florian Richter, Rainer Xalter, Hye Jin Park, Raphaël Dabbous
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Patent number: 9309391Abstract: The present invention relates to a process for improving the flow properties of a polymer melt formed from a thermoplastic polymer, the use of particular copolymeric additives to improve the flow properties of a polymer melt formed from a thermoplastic polymer and the use of said polymeric additives as processing aids.Type: GrantFiled: June 28, 2011Date of Patent: April 12, 2016Assignee: BASF SEInventors: Raphael Dabbous, Steffen Onclin, Hartmut Romling
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Publication number: 20150337114Abstract: A composition containing (I) a natural or synthetic organic polymer having a melt flow index of 15 to 1000 g/10 min at 230° C. and 2.16 kg and (II) an additive mixture containing components (A1) and (A2), wherein (A1) is at least one organic cyclic phosphoric acid ester of the formula (I) wherein R0 is a direct bond, —S—, C3-C12cycloalkylidene or a group —C(X1)(X2)— with X1 and X2 independently of one another being hydrogen, C1-C18alkyl or C3-C12cycloalkyl; and the radicals R1 are identical and are C1-C18alkyl or C3-C12cycloalkyl unsubstituted or substituted by one, two or three C1-C4alkyl; and (A2) is at least one alkali or alkaline earth metal salt of a saturated or unsaturated aliphatic mono or dicarboxylic acid unsubstituted or substituted by —OH; with the proviso that the composition is essentially free of an inorganic or organic pigment.Type: ApplicationFiled: July 31, 2015Publication date: November 26, 2015Applicant: BASF SEInventors: Michele GERSTER, Raphael Dabbous
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Publication number: 20140045980Abstract: A composition containing (I) a natural or synthetic organic polymer having a melt flow index of 15 to 1000 g/10 min at 230° C. and 2.16 kg and (II) an additive mixture containing components (A1) and (A2), wherein (A1) is at least one organic cyclic phosphoric acid ester of the formula (I) (I) wherein Ro is a direct bond, —S—, C3-C12cycloalkylidene or a group —C(Xi)(X2)— with X1 and X2 independently of one another being hydrogen, C1-C18salkyl or C3-C12cycloalkyl; and the radicals R1 are identical and are C1-C4alkyl or C3-C12cycloalkyl unsubstituted or substituted by one, two or three C1-C4alkyl; and (A2) is at least one alkali or alkaline earth metal salt of a saturated or unsaturated aliphatic mono or dicarboxylic acid unsubstituted or substituted by —OH; with the proviso that the composition is essentially free of an inorganic or organic pigment.Type: ApplicationFiled: April 23, 2012Publication date: February 13, 2014Applicant: BASF SEInventors: Michele Gerster, Raphael Dabbous
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Publication number: 20140005310Abstract: An additive mixture containing (A) a binary system consisting of components (A1) and (A2), wherein (A1) is at least one organic cyclic phosphoric acid ester of the formula (I) wherein R0 is a direct bond, —S—, C3-C12cycloalkylidene or a group —C(X1)(X2)— with X1 and X2 independently of one another being hydrogen, C1-C18alkyl or C3-C12cycloalkyl; and the radicals R1 are identical and are C1-C18alkyl or C3-C12cycloalkyl unsubstituted or substituted by one, two or three C1-C4alkyl; and (A2) is at least one alkali or alkaline earth metal salt of a saturated or unsaturated aliphatic mono or dicarboxylic acid unsubstituted or substituted by —OH; and (B) a divalent metal alcoholate wherein the metal is Zn, Ca or Mg.Type: ApplicationFiled: March 19, 2012Publication date: January 2, 2014Applicant: BASF SEInventors: Michele Gerster, Raphael Dabbous
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Publication number: 20130144011Abstract: The present invention relates to a process for improving the flow properties of a polymer melt formed from a thermoplastic polymer, the use of particular copolymeric additives to improve the flow properties of a polymer melt formed from a thermoplastic polymer and the use of said polymeric additives as processing aids.Type: ApplicationFiled: June 28, 2011Publication date: June 6, 2013Applicant: BASF SEInventors: Raphaël Dabbous, Steffen Onclin, Hartmut Römling
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Publication number: 20110144246Abstract: The invention relates to a composition comprising a) an aliphatic polyester, b) a phenolic antioxidant, c) a phosphite or phosphonite, and d) a thiosynergist.Type: ApplicationFiled: June 23, 2009Publication date: June 16, 2011Applicant: BASF SEInventors: Raphael Dabbous, Stefano Gardi, Mirko Rossi, Marcel Santi, Klaus Stoll