Patents by Inventor Ingo Bellin

Ingo Bellin 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: 10253150
    Abstract: The invention relates to a process for producing expandable pelletized material which comprises polylactic acid which comprises the following steps: a) melting and incorporation by mixing of polylactic acid, one or more further polymers, a diepoxide or polyepoxide, and one or more additives, b) incorporation by mixing of an organic blowing agent into the polymer melt by means of a static or dynamic mixer at a temperature of at least 140° C., c) discharging through a die plate with holes, the diameter of which at the exit from the die is at most 1.5 mm, and d) pelletizing the melt comprising blowing agent directly downstream of the die plate, and under water, at a pressure in the range from 1 to 20 bar. The invention further relates to expandable pelletized material which comprises polylactic acid and which is obtainable by said process.
    Type: Grant
    Filed: November 11, 2015
    Date of Patent: April 9, 2019
    Assignee: BASF SE
    Inventors: Andreas Füssl, Bangaru Dharmapuri Sriramulu Sampath, Maximilian Hofmann, Ingo Bellin, Sameer Nalawade, Klaus Hahn, Andreas Künkel, Robert Loos
  • Patent number: 9309365
    Abstract: The present invention relates to an expandable styrene polymer, comprising at least one flame retardant as component (A), from 0.0001 to 2% by weight, based on component (A), of at least one metal as component (B), and athermanous particles as component (C), to a process for the production of this expandable styrene polymer, to an expanded styrene polymer bead, comprising at least one flame retardant as component (A), from 0.0001 to 2% by weight, based on component (A), of at least one metal as component (B), and athermanous particles as component (C), to a process for the production of this expanded styrene polymer bead, to a foam, capable of production from this expandable styrene polymer, to a process for the production of this foam, and also to the use of this foam for thermal insulation, including that of machines and of household devices, and as packaging material.
    Type: Grant
    Filed: April 30, 2009
    Date of Patent: April 12, 2016
    Assignee: BASF SE
    Inventors: Frank Braun, Ingo Bellin, Klaus Hahn
  • Patent number: 9234137
    Abstract: Use of a phosphorus compound of the formula (I) as flame retardant, where the definitions of the symbols in the formula (I) are as follows: A is one of the following groups: Y is —P(?X2)SR3R4, H, a straight-chain or branched C1-C12-alkyl group, C5-C6-cycloalkyl, C6-C12-aryl, or benzyl, where the four last-mentioned groups are unsubstituted or have substitution by one or more radicals from the group of C1-C4-alkyl or C1-C4-alkenyl; R1, R2, R3, and R4 are identical or different and are hydrogen, OH, C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenoxy, C3-C10-cycloalkyl, C3-C10-cycloalkoxy, C6-C10-aryl, C6-C10-aryloxy, C6-C10-aryl-C1-C16-alkyl, C6-C10-aryl-C1-C16-alkoxy, SR9 COR10, COOR11, CONR12R13 or two radicals R1, R2, R3, or R4 form, together with the phosphorus atom to which they are bonded, or the P—O-A-O—P group, a ring system; R5, R6, R7, and R8 are identical or different and are H, C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenoxy; R9, R10, R11, R12, R13 are identical or
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: January 12, 2016
    Assignee: BASF SE
    Inventors: Christoph Fleckenstein, Hartmut Denecke, Ingo Bellin, Olaf Kriha, Patrick Spies, Sabine Fuchs, Klemens Massonne, Klaus Hahn, Peter Deglmann, Maximilian Hofmann, Alois Kindler
  • Patent number: 9212270
    Abstract: The invention relates to a process for producing expandable pelletized material which comprises polylactic acid which comprises the following steps: a) melting and incorporation by mixing of the following components: i) from 50 to 99.9% by weight, based on the total weight of components i to iii), of polylactic acid, ii) from 0 to 49.9% by weight, based on the total weight of components i to iii), of one or more further polymers, iii) from 0.1 to 2% by weight, based on the total weight of components i to iii), of a diepoxide or polyepoxide, and iv) from 0 to 10% by weight of one or more additives, b) incorporation by mixing of v) from 3 to 7% by weight, based on the total weight of components i to iv), of an organic blowing agent into the polymer melt by means of a static or dynamic mixer at a temperature of at least 140° C., c) discharging through a die plate with holes, the diameter of which at the exit from the die is at most 1.
    Type: Grant
    Filed: January 6, 2011
    Date of Patent: December 15, 2015
    Assignee: BASF SE
    Inventors: Andreas Füβl, Bangaru Sampath, Maximilian Hofmann, Ingo Bellin, Sameer Nalawade, Klaus Hahn, Andreas Künkel, Robert Loos
  • Patent number: 9115312
    Abstract: A flame retardant comprising a) at least one sulfur compound of the formula (I) A1-(Z1)m—(S)n—(Z2)p-A2??(I) where the definitions of the symbols and indices are as follows: A1 and A2 are identical or different, being C6-C12-aryl, cyclohexyl, Si(ORa)3, a saturated, partially unsaturated, or aromatic, mono- or bicyclic ring having from 3 to 12 ring members and comprising one or more heteroatoms from the group of N, O, and S, where the system is unsubstituted or has substitution by one or more substituents of the group of O, OH, S, SH, COORb, CONRcRd, C1-C18-alkyl, C1-C18-alkoxy, C1-C18-thioalkyl, C6-C12-aryl, C6-C12-aryloxy, C2-C18-alkenyl, C2-C18-alkenoxy, C2-C18-alkynyl, and C2-C18-alkinoxy; Z1 and Z2 are identical or different, being —CO— or —CS—; Ra is C1-C18-alkyl; Rb, Rc, and Rd are identical or different, being H, C1-C18-alkyl, C6-C12-aryl, or an aromatic, mono- or bicyclic ring having from 3 to 12 ring members and comprising one or more heteroatoms from the group of N, O, and S; m and p are identic
    Type: Grant
    Filed: March 30, 2011
    Date of Patent: August 25, 2015
    Assignee: BASF SE
    Inventors: Klaus Hahn, Sabine Fuchs, Ingo Bellin, Patrick Spies, Maximilian Hofmann, Peter Deglmann, Klemens Massonne, Hartmut Denecke, Christoph Fleckenstein, Geert Janssens, Manfred Döring, Michael Ciesielski, Jochen Wagner
  • Patent number: 8691896
    Abstract: Disclosed is a polymer foam with density in the range from 5 to 120 kg/m3 composed of a polymer component including at least one styrene polymer and from 0.1 to 5 parts by weight of a flame retardant mixture including at least one phosphorus compound of the formula PR1R2R3. A process for producing the polymer is also disclosed.
    Type: Grant
    Filed: February 7, 2011
    Date of Patent: April 8, 2014
    Assignee: BASF SE
    Inventors: Klaus Hahn, Olaf Kriha, Ingo Bellin, Patrick Spies, Sabine Fuchs, Peter Deglmann, Klemens Massonne, Hartmut Denecke, Christoph Fleckenstein, Geert Janssens, Maximilian Hofmann, Manfred Döring, Ciesielski Michael, Jochen Wagner
  • Patent number: 8641951
    Abstract: The invention relates to a method for producing a programmed shape memory polymer, which assumes a first temporary shape and at least two additional stored thermally activatable shapes, namely at least one second temporary shape and a permanent shape, with the steps of: (a) providing a shape memory polymer which has at least two switching segments (A, B), which through phase segregation each form a switching phase having each a corresponding transition temperature (TtransA, TtransB), (b) deforming the shape memory polymer into a shape corresponding to the first temporary shape at a temperature above the upper transition temperature (TtransA), and (c) cooling to a temperature below the lower transition temperature (TtransB) by fixing the first temporary shape. The method of the invention provides a one-step programming method for a triple-shape plastic material.
    Type: Grant
    Filed: January 24, 2008
    Date of Patent: February 4, 2014
    Assignee: GKSS-Forschungszentrum Geesthact GmbH
    Inventors: Ingo Bellin, Andreas Lendlein
  • Patent number: 8636929
    Abstract: Process for the production of nanoporous foamed active substance-containing preparations, wherein the active substance is present embedded in a pharmaceutically acceptable polymer, wherein, in stage a) loading of a polymeric molding composition or a polymer melt with a propellant is effected at a pressure and at a temperature at which the propellant is in the supercritical state, in stage b) heating of the laden polymer molding compound or melt is carried out under pressure at a temperature which lies in the range from ?40 to +60° C., preferably ?20 to +55° C., and especially preferably 0 to +50° C. around the glass transition temperature of the unladen (prior to loading) polymeric molding compound and in stage c) a depressurization of the polymeric molding compound or melt laden in stage a) and heated under pressure in stage b) is effected out with a depressurization rate in the range from 15,000 to 200,000 MPa/sec.
    Type: Grant
    Filed: May 20, 2011
    Date of Patent: January 28, 2014
    Assignee: Basf SE
    Inventors: Jan Kurt Walter Sandler, Ingo Bellin, Dejan Djuric, Karl Kolter, Holger Ruckdäschel
  • Publication number: 20130150468
    Abstract: The invention relates to a process for producing expandable pelletized material which comprises polylactic acid which comprises the following steps: a) melting and incorporation by mixing of the following components: i) from 50 to 99.9% by weight, based on the total weight of components i to iii), of polylactic acid, ii) from 0 to 49.9% by weight, based on the total weight of components i to iii), of one or more further polymers, iii) from 0.1 to 2% by weight, based on the total weight of components i to iii), of a diepoxide or polyepoxide, and iv) from 0 to 10% by weight of one or more additives, b) incorporation by mixing of v) from 3 to 7% by weight, based on the total weight of components i to iv), of an organic blowing agent into the polymer melt by means of a static or dynamic mixer at a temperature of at least 140° C., c) discharging through a die plate with holes, the diameter of which at the exit from the die is at most 1.
    Type: Application
    Filed: January 6, 2011
    Publication date: June 13, 2013
    Applicant: BASF SE
    Inventors: Andreas Füssi, Bangaru Sampath, Maximilian Hofmann, Ingo Bellin, Sameer Nalawade, Klaus Hahn, Andreas Künkel, Robert Loos
  • Publication number: 20130059933
    Abstract: A process for producing an expandable pelletized polymeric material which comprises: a) providing a polymer component, consisting of a styrene polymer component having a glass transition temperature of ?130° C., formed from and one or more thermoplastic polymers selected from the group consisting of aromatic polyethers; polyolefins; polyacrylates; polycarbonates; polyesters; polyamides; polyether sulfones; polyether ketones and polyether sulfides, (b) heating the polymer component to form a polymer melt, (c) introducing a blowing agent component into the polymer melt to form a foamable melt, (d) homogenizing the mixture, (f) extruding the blowing agent-containing polymer melt through a die plate, (g) pelletizing the blowing agent-containing melt in a liquid-filled chamber to form a pelletized material.
    Type: Application
    Filed: August 30, 2012
    Publication date: March 7, 2013
    Applicant: BASF SE
    Inventors: Holger Ruckdäschel, Alexandre Terrenoire, Jan Kurt Walter Sandler, Klaus Hahn, Ingo Bellin, Georg Grässel, Martin Weber
  • Publication number: 20130030066
    Abstract: The invention relates to a polymer composition containing i) styrene polymer(s) and ii) phosphorylated polyether(s) with from 0.5 to 40% by weight phosphorus content, the main chain of which is formed exclusively from carbon atoms and from oxygen atoms, and which has at least three terminal and/or pendant OH groups, where these have been substituted with where ˜ indicates the bond to the polymer skeleton of the polyether; Y is O or S; t is 0 or 1; R1 and R2, being identical or different, are H, C1-C18-alkyl, C2-C18-alkenyl, C2-C18-alkynyl, C3-C10-cycloalkyl, C6-C10-aryl, furyl, C6-C10-aryl-C1-C10-alkyl, OR3, SR3, NR3R4, COR3, COOR3 or CONR3R4, or R1 and R2 form, together with the phosphorus atom P, a 4-8-membered ring system; R3 and R4, being identical or different, are H, C1-C16-alkyl, C2-C16-alkenyl, C3C16-alkynyl, C3-C10-cycloalkyl, C6-C10-aryl or C6-C10-aryl-C1-C10-alkyl, and/or polycarbonates containing phosphorus-containing group(s) of the general formula (I).
    Type: Application
    Filed: July 27, 2012
    Publication date: January 31, 2013
    Applicant: BASF SE
    Inventors: Klaus Hahn, Sabine Fuchs, Ingo Bellin, Patrick Spies, Maximilian Hofmann, Peter Deglmann, Klemens Massonne, Hartmut Denecke, Christoph Fleckenstein, Geert Janssens, Anna Müller-Cristadoro, Bernd Bruchmann
  • Publication number: 20120283345
    Abstract: The invention is directed to extruded foam based on thermoplastic polymers. The foam contains at least one styrene copolymer which contains copolymerized maleic anhydride units or copolymerized maleimide units, and optionally styrene-acrylonitrile copolymers (SAN), and thermoplastic polymers and at least one halogen-containing polymer as flame retardant, and at least one flame retardant synergist selected from antimony trioxide and dicumyl. The invention also relates to a process for producing the foam with introducing carbon dioxide as blowing agent, and acetone as coblowing agent; into the polymer melt in order to form a foamable melt, and extruding the foamable melt into a region of relatively low pressure with foaming to give the extruded foam. The invention also relates to the use of said foam as insulation material and as structural foam.
    Type: Application
    Filed: May 4, 2012
    Publication date: November 8, 2012
    Applicant: BASF SE
    Inventors: Holger Ruckdäschel, Ingo Bellin, Christian Däschlein, Klaus Hahn, Peter Merkel, Juan-Manuel Igea-Ruiz, Herbert Schall, Maria-Kristin Sommer, Tobias Höld, Christoph Hahn, Elmar Boy
  • Publication number: 20120252911
    Abstract: Use of a phosphorus compound of the formula (I) as flame retardant, where the definitions of the symbols in the formula (I) are as follows: A is one of the following groups: Y is —P(?X2)SR3R4, H, a straight-chain or branched C1-C12-alkyl group, C5-C6-cycloalkyl, C6-C12-aryl, or benzyl, where the four last-mentioned groups are unsubstituted or have substitution by one or more radicals from the group of C1-C4-alkyl or C1-C4-alkenyl; R1, R2, R3, and R4 are identical or different and are hydrogen, OH, C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenoxy, C3-C10-cycloalkyl, C3-C10-cycloalkoxy, C6-C10-aryl, C6-C10-aryloxy, C6-C10-aryl-C1-C16-alkyl, C6-C10-aryl-C1-C16-alkoxy, SR9 COR10, COOR11, CONR12R13 or two radicals R1, R2, R3, or R4 form, together with the phosphorus atom to which they are bonded, or the P—O-A-O—P group, a ring system; R5, R6, R7, and R8 are identical or different and are H, C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenoxy; R9, R10, R11, R12, R13 are identical or
    Type: Application
    Filed: December 15, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Christoph Fleckenstein, Hartmut Denecke, Ingo Bellin, Olaf Kriha, Patrick Spies, Sabine Fuchs, Klemens Massonne, Klaus Hahn, Peter Deglmann, Maximilian Hofmann, Alois Kindler
  • Publication number: 20120252914
    Abstract: Flame-retardant polymer foams which comprise, as flame retardant, at least one halogenated polymer, for example brominated polystyrene or styrene-butadiene block copolymer having bromine content in the range from 40 to 80% by weight, or tetrabromobisphenol A compounds (TBBPA), processes for producing these, and also flame-retardant expandable styrene polymers.
    Type: Application
    Filed: December 13, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Klaus Hahn, Olaf Kriha, Ingo Bellin, Frank Braun, Patrick Spies, Jan Kurt Walter Sandler, Geert Janssens, Jürgen Fischer, Christoph Fleckenstein, Hartmut Denecke, Sabine Fuchs, Peter Merkel, Manfred Pawlowski, Holger Ruckdäschel, Klemens Massonne
  • Publication number: 20120178842
    Abstract: Halogen-free, flame-retardant polymer foams which comprise, as flame retardant, at least one cyclic or acyclic oligophosphorus compound, and processes for their production. Examples of suitable oligophosphorus compounds are those having the structure Ia, Ib, or Ic: Another group of suitable oligophosphorus compounds is that having one of the following structures IIa, IIb, or IIc: Cyclic oligophosphorus compounds of the following structure III are also suitable: The radicals R1-R5 have been selected independently of one another from the group of C1-C16-alkyl, C1-C16-alkenyl, C1-C16-alkoxy, C1-C16-alkenyloxy, C3-C10-cycloalkyl, C3-C10-cycloalkoxy, C6-C10-aryl, C6-C10-aryloxy, C6-C10-aryl-C1-C16-alkyl, C6-C10-aryl-C1-C16-alkoxy, NR2R3, COR2, COOR2, and CONR2R3 , and the radicals X1 and X2, independently of one another, are O or S.
    Type: Application
    Filed: September 10, 2010
    Publication date: July 12, 2012
    Applicant: BASF SE
    Inventors: Klaus Hahn, Olaf Kriha, Ingo Bellin, Patrick Spies, Sabine Fuchs, Peter Deglmann, Klemens Massonne, Hartmut Denecke, Christoph Fleckenstein, Geert Janssens
  • Publication number: 20120172467
    Abstract: The invention relates to a flame retardant comprising a) at least one sulfur compound of the formula (I) b) at least one halogen-free organophosphorus compound with phosphorus content in the range from 0.5 to 40% by weight, based on the phosphorus compound.
    Type: Application
    Filed: December 23, 2011
    Publication date: July 5, 2012
    Applicant: BASF SE
    Inventors: Ingo Bellin, Patrick Spies, Sabine Fuchs, Christoph Fleckenstein, Peter Deglmann, Maximilian Hofmann, Rainer Ostermann, Klaus Hahn, Hartmut Denecke, Klemens Massonne, Geert Janssens, Manfred Döring, Ciesielski Michael, Jochen Wagner
  • Publication number: 20120161061
    Abstract: Closed-cell extruded foam extruded foam with density in the range from 20 to 150 g/l and with a cell number in the range from 1 to 30 cells per mm is obtainable via (a) heating of a polymer component P, formed from P1) from 80 to 100% by weight (based on P) of one or more styrene-acrylonitrile copolymers (SAN), comprising a1) from 18 to 40% by weight (based on SAN) of copolymerized acrylonitrile, a2) from 60 to 82% by weight (based on SAN) of copolymerized styrene, and a3) from 0 to 22% by weight (based on SAN) of at least one copolymerized monomer from the group consisting of alkyl(meth)acrylates, (meth)acrylic acid, maleic anhydride and maleimides, P2) from 0 to 20% by weight (based on P) of one or more thermoplastic polymers from the group consisting of styrene copolymers, polyolefins, polyacrylates, polycarbonates (PC), polyesters, polyamides, polyether sulfones (PES), polyether ketones (PEK), and polyether sulfides, to form a polymer melt, (b) introduction of from 1 to 12% by weight (based on P) of
    Type: Application
    Filed: September 6, 2010
    Publication date: June 28, 2012
    Applicant: BASF SE
    Inventors: Klaus Hahn, Holger Ruckdäschel, Ingo Bellin, Peter Merkel, Markus Hartenstein
  • Publication number: 20120087823
    Abstract: The invention relates to a method for producing porous metal sintered molded bodies, wherein expandable polymer particles, in which a sinterable metal powder is dispersed, are expanded to form a molded body. The molded body is subjected to a heat treatment, wherein the polymer is expelled and the sinterable metal powder is sintered to form a porous metal sintered molded body. Preferably, styrol polymers are used. The sinterable metal powder is selected, for example, from aluminum, iron, copper, nickel, and titanium.
    Type: Application
    Filed: June 1, 2010
    Publication date: April 12, 2012
    Applicant: BASF SE
    Inventors: Ketan Joshi, Ingo Bellin, Jan Kurt Walter, Norbert Wagner, Klaus Hahn, Christoffer Kieburg, Julien Courtois, Alexander Traut
  • Patent number: 8124691
    Abstract: The invention relates to a shape memory polymer, to a process for its production and to a process for its programming. The inventive shape memory polymer has at least two switching segments with different transition temperatures (Ttrans,1, Ttrans,2) such that the polymer, depending on the temperature, as well as a permanent shape (PF), can also assume at least two temporary shapes (TF1, TF2). The first switching segment is based essentially on a polyester of the general formula (I) where n=1 . . . 6 or a copolyester of the general formula (I) with different n or a derivative thereof. The second switching segment is based essentially on a polyacrylate of the general formula (II) in which R is H or CH3, and R1 is a saturated or unsaturated, cyclic or aliphatic, unsubstituted or substituted C1-C10 radical.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: February 28, 2012
    Assignee: GKSS Forschungszentrum Geesthacht GmbH
    Inventors: Steffen Kelch, Andreas Lendlein, Ingo Bellin
  • Publication number: 20120035286
    Abstract: The invention relates to polymer mixtures comprising at least one polymer, at least one organic halogenated compound such as halogenated flame retardants and also at least one further compound to thermally stabilize the organic halogenated compound, this further compound having a saponification number of 80 to 300 mg KOH/g and an OH number of 200 to 800 mg KOH/g.
    Type: Application
    Filed: August 4, 2011
    Publication date: February 9, 2012
    Applicant: BASF SE
    Inventors: Ingo Bellin, Klaus Hahn, Gregor Haverkemper, Horst Fischer