Patents by Inventor Rüdiger Bluhm

Rüdiger Bluhm 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).

  • Patent number: 9212281
    Abstract: The present invention relates to thermoplastic molding materials comprising the following components: (A) at least one polyarylene ether, (B) at least one polyarylene sulfide, (C) optionally at least one functionalized polyarylene ether comprising carboxyl groups, (D) at least one fibrous or particulate filler and (E) optionally further additives and/or processing assistants, the ratio of the apparent viscosity of the component (A) to that of the component (B), determined at 350° C. and a shear rate of 1150 s?1, being from 2.5 to 3.7.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: December 15, 2015
    Assignee: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Susanne Zeiher, Mark Völkel, Norbert Güntherberg, Rüdiger Bluhm
  • Patent number: 8906992
    Abstract: A thermoplastic molding composition, comprising: A) from 40 to 97.9% by weight of at least one polyether sulfone, B) from 2 to 59.9% by weight of at least one polysulfone, C) from 0.1 to 2% by weight of stearic acid, and also, if appropriate, further additives and auxiliaries, has improved flowability, surface quality, and notched impact resistance, and can be used for the construction of headlamps.
    Type: Grant
    Filed: June 19, 2008
    Date of Patent: December 9, 2014
    Assignee: BASF SE
    Inventors: Martin Weber, Rüdiger Bluhm, Christian Maletzko, Gerhard Lange, Jörg Erbes
  • Patent number: 8796365
    Abstract: The invention relates to thermoplastic molding compositions comprising (A) from 34 to 99.99% by weight of at least one thermoplastic polymer selected from (i) polyarylene ethers, (ii) polyetherimides, (iii) polyarylene sulfides, and (iv) polycarbonates with glass transition temperature of at least 145° C., or else copolymers of the abovementioned polymers (i) to (iv), (B) from 0.01 to 10% by weight of at least one organic black pigment which is transparent in the range from 1000 nm to 1600 nm and which has thermal stability up to at least 300° C. to DIN EN 12877-1, (C) from 0 to 6% by weight of at least one mold-release agent selected from fatty acids, or from esters and amides, (D) from 0 to 50% by weight of one or more additives, where the total of the % by weight figures from (A), (B), (C) and (D) gives 100% by weight. The invention further relates to a process for preparation of the thermoplastic molding compositions, and to the moldings obtainable therefrom.
    Type: Grant
    Filed: June 24, 2008
    Date of Patent: August 5, 2014
    Assignee: BASF SE
    Inventors: Christian Maletzko, Rüdiger Bluhm, Bernd Trotte, Gunter Scherer, Arno Bohm
  • Patent number: 8729164
    Abstract: The present invention relates to thermoplastic molding compositions and moldings with improved wear resistance comprising at least one thermoplastic matrix M, at least one carbon reinforcing fiber F, at least one carbon component K; at least one silicate component S, where the at least one silicate component S comprises particles which have, in any particle dimension, a length/thickness ratio greater than or equal to 3, and at least one titanium dioxide T.
    Type: Grant
    Filed: October 10, 2012
    Date of Patent: May 20, 2014
    Assignee: BASF SE
    Inventors: Florian Hennenberger, Mark Völkel, Rüdiger Bluhm, Christian Maletzko, Andreas Gebhard, Stefan Sutor
  • Publication number: 20130178565
    Abstract: The present invention relates to thermoplastic molding compositions and moldings with improved wear resistance comprising at least one thermoplastic matrix M, at least one carbon reinforcing fiber F, at least one carbon component K; at least one silicate component S, where the at least one silicate component S comprises particles which have, in any particle dimension, a length/thickness ratio greater than or equal to 3, and at least one titanium dioxide T.
    Type: Application
    Filed: October 10, 2012
    Publication date: July 11, 2013
    Applicant: BASF SE
    Inventors: Florian Hennenberger, Mark Völkel, Rüdiger Bluhm, Christian Maletzko, Andreas Gebhard, Stefan Sutor
  • Publication number: 20120296031
    Abstract: The present invention relates to thermoplastic molding materials comprising the following components: (A) at least one polyarylene ether, (B) at least one polyarylene sulfide, (C) optionally at least one functionalized polyarylene ether comprising carboxyl groups, (D) at least one fibrous or particulate filler and (E) optionally further additives and/or processing assistants, the ratio of the apparent viscosity of the component (A) to that of the component (B), determined at 350° C. and a shear rate of 1150 s?1, being from 2.5 to 3.7.
    Type: Application
    Filed: December 14, 2010
    Publication date: November 22, 2012
    Applicant: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Susanne Zeiher, Mark Völkel, Norbert Güntherberg, Rüdiger Bluhm
  • Publication number: 20120252962
    Abstract: The present invention relates to thermoplastic molding materials comprising the following components: (A) at least one polyarylene ether, (B) at least one polyarylene sulfide, (C) at least one functionalized polyarylene ether comprising carboxyl groups having a viscosity number according to DIN EN ISO 1628-1 of 45 to 65 ml/g measured in 1% strength by weight solution in N-methyl-2-pyrrolidone at 25° C., (D) at least one fibrous or particulate filler and (E) optionally further additives and/or processing assistants. In addition, the present invention relates to a process for the preparation of the thermoplastic molding materials according to the invention, the use thereof for the production of shaped articles and the use of functionalized polyarylene ethers comprising carboxyl groups having a viscosity number according to DIN EN ISO 1628-1 of 45 to 65 ml/g measured in 1% strength by weight solution in N-methyl-2-pyrrolidone at 25° C.
    Type: Application
    Filed: December 14, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Susanne Zeiher, Mark Völkel, Norbert Güntherberg, Rüdiger Bluhm
  • Publication number: 20110251337
    Abstract: The present invention relates to compositions comprising the following components: (A) at least one polyarylene ether, (B) at least one polyarylene sulfide, and (C) at least one anhydride of a polybasic carboxylic acid with a number-average molar mass of at most 600 g/mol. The present invention moreover relates to the use of the abovementioned anhydrides of polybasic carboxylic acids in compositions comprising at least one polyarylene ether and at least one polyarylene sulfide.
    Type: Application
    Filed: December 8, 2009
    Publication date: October 13, 2011
    Inventors: Martin Weber, Christian Maletzko, Alexander Khvorost, Rüdiger Bluhm, Susanne Zeiher
  • Publication number: 20110237693
    Abstract: The present invention relates to thermoplastic molding compositions comprising the following components: (A1) at least one polyarylene ether having an average of at most 0.5 phenolic end groups per polymer chain, (A2) optionally at least one polyarylene ether having an average of at least 1.5 phenolic end groups per polymer chain, (B) at least one polyarylene sulfide, (C) at least one hyperbranched polymer selected from hyperbranched polycarbonates and hyperbranched polyesters, (D) optionally at least one functionalized polyarylene ether comprising carboxy groups, (E) optionally at least one fibrous or particulate filler, and (F) optionally further additives and/or processing aids. The present invention further relates to a process for producing the thermoplastic molding compositions of the invention, to the use of these for producing moldings, fibers, foams, or films, and to the resultant moldings, fibers, foams, and films.
    Type: Application
    Filed: March 22, 2011
    Publication date: September 29, 2011
    Applicant: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Susanne Zeiher, Mark Völkel, Norbert Güntherberg, Rüdiger Bluhm, Bernd Bruchmann
  • Publication number: 20110218294
    Abstract: The present invention relates to thermoplastic molding compositions comprising the following components: (A) at least one polyarylene ether (A1) having an average of at most 0.1 phenolic end group per polymer chain and at least one polyarylene ether (A2) having an average of at least 1.5 phenolic end groups per polymer chain, (B) at least one polyarylene sulfide, (C) at least one functionalized polyarylene ether comprising carboxy groups, (D) at least one fibrous or particulate filler, and (E) optionally further additives and/or processing aids. The present invention further relates to a process for producing the thermoplastic molding compositions of the invention, to the use of these for producing moldings, fibers, foams, or films, and to the resultant moldings, fibers, foams, and films.
    Type: Application
    Filed: March 4, 2011
    Publication date: September 8, 2011
    Applicant: BASF SE
    Inventors: Martin Weber, Christian Maletzko, Susanne Zeiher, Mark Völkel, Norbert Güntherberg, Rüdiger Bluhm
  • Publication number: 20100190897
    Abstract: The invention relates to thermoplastic molding compositions comprising (A) from 34 to 99.99% by weight of at least one thermoplastic polymer selected from (i) polyarylene ethers, (ii) polyetherimides, (iii) polyarylene sulfides, and (iv) polycarbonates with glass transition temperature of at least 145° C., or else copolymers of the abovementioned polymers (i) to (iv), (B) from 0.01 to 10% by weight of at least one organic black pigment which is transparent in the range from 1000 nm to 1600 nm and which has thermal stability up to at least 300° C. to DIN EN 12877-1, (C) from 0 to 6% by weight of at least one mold-release agent selected from fatty acids, or from esters and amides, (D) from 0 to 50% by weight of one or more additives, where the total of the % by weight figures from (A), (B), (C) and (D) gives 100% by weight. The invention further relates to a process for preparation of the thermoplastic molding compositions, and to the moldings obtainable therefrom.
    Type: Application
    Filed: June 24, 2008
    Publication date: July 29, 2010
    Applicant: BASF SE
    Inventors: Christian Maletzko, Rüdiger Bluhm, Bernd Trotte, Gunter Scherer, Arno Bohm
  • Publication number: 20100184898
    Abstract: A thermoplastic molding composition, comprising: A) from 40 to 97.9% by weight of at least one polyether sulfone, B) from 2 to 59.9% by weight of at least one polysulfone, C) from 0.1 to 2% by weight of stearic acid, and also, if appropriate, further additives and auxiliaries, has improved flowability, surface quality, and notched impact resistance, and can be used for the construction of headlamps.
    Type: Application
    Filed: June 19, 2008
    Publication date: July 22, 2010
    Applicant: BASF SE
    Inventors: Martin Weber, Rüdiger Bluhm, Christian Maletzko, Gerhard Lange, Jörg Erbes