Patents by Inventor Dietmar Mäder

Dietmar Mäder 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: 10208201
    Abstract: The present invention relates to a plastics composition which comprises at least one platelet-shaped metal pigment from a range of from 0.01 to 25 wt.-%, at least one light stabilizer from a range of from 0.01 to 10 wt.-% and at least one antioxidant from a range of from 0.01 to 2 wt.-%, in each case relative to the proportion by weight of the plastics composition.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: February 19, 2019
    Assignee: ECKART GMBH
    Inventors: Dietmar Mäder, Martin Schaal, Wolfgang Trenz
  • Publication number: 20160237275
    Abstract: The present invention relates to a plastics composition which comprises at least one platelet-shaped metal pigment from a range of from 0.01 to 25 wt.-%, at least one light stabilizer from a range of from 0.01 to 10 wt.-% and at least one antioxidant from a range of from 0.01 to 2 wt.-%, in each case relative to the proportion by weight of the plastics composition.
    Type: Application
    Filed: October 14, 2014
    Publication date: August 18, 2016
    Inventors: Dietmar Mäder, Martin Schaal, Wolfgang Trenz
  • Patent number: 9051448
    Abstract: The invention describes a process for stabilizing an organic material against oxidative, thermal or light-induced degradation, which comprises incorporating therein or applying thereto at least a compound of the formula (I) wherein the general symbols are as defined in claim 1. The compounds of the formula I are especially useful as processing stabilizers for synthetic polymers.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: June 9, 2015
    Assignee: BASF SE
    Inventors: Michèle Gerster, Dietmar Mäder, Bruno Rotzinger
  • Patent number: 8415414
    Abstract: The invention relates to a flame retardant composition, which comprises a) At least one ester of a phosphorus containing oxo acid selected from the group consisting of phosphonous and phosphorous acid; b) At least one flame retardant component based on a nitrogen compound; particularly melamine cyanurate, and c) A polyurethane polymer base.
    Type: Grant
    Filed: September 6, 2006
    Date of Patent: April 9, 2013
    Assignee: BASF SE
    Inventors: Dietmar Mäder, Pierre Rota-Graziosi
  • Publication number: 20110230604
    Abstract: The invention relates to a flame retardant composition, which comprises a) At least one ester of a phosphorus containing oxo acid selected from the group consisting of phosphonous and phosphorous acid; b) At least one flame retardant component based on a nitrogen compound; particularly melamine cyanurate, and c) A polyurethane polymer base.
    Type: Application
    Filed: September 6, 2006
    Publication date: September 22, 2011
    Inventors: Dietmar Mäder, Pierre Rota-Graziosi
  • Publication number: 20110130492
    Abstract: The present invention pertains to compositions comprising (a) a polyether polyol, a polyester polyol or a polyurethane, (b) a UV-absorber of formula (I) and/or a hindered amine liaht stabilizer of formula (II) wherein R1 and R2 are each independently C1-C4alkyl or C1-C4alkyoxy, and (c) at least one further UV-absorber and/or hindered amine light stabilizer if only one of the components (I) and (II) is present with the proviso that component (c) is not a compound of formula (A)-(D) as defined in claim 1.
    Type: Application
    Filed: February 10, 2011
    Publication date: June 2, 2011
    Inventors: DIETMAR MÄDER, Pierre Rota-Graziosi
  • Patent number: 7910642
    Abstract: The present invention pertains to compositions comprising (a) a polyether polyol, a polyester polyol or a polyurethane, (b) a UV-absorber of formula (I) and/or a hindered amine light stabilizer of formula (II) wherein R1 and R2 are each independently C1-C4alkyl or C1-C4alkyoxy, and (c) at least one further UV-absorber and/or hindered amine light stabilizer if only one of the components (I) and (II) is present with the proviso that component (c) is not a compound of formula (A)-(D) as defined in claim 1.
    Type: Grant
    Filed: June 20, 2005
    Date of Patent: March 22, 2011
    Assignee: BASF SE
    Inventors: Dietmar Mäder, Pierre Rota-Graziosi
  • Publication number: 20100204370
    Abstract: The present invention pertains to compositions comprising a polyester polyol, a polyether polyol, an acrylic polyol, a polycarbonate polyol, a polybutadiene polyol, a hydrogenated polybutadiene polyol, a functionalized polyether and/or a polyurethane susceptible to thermal degradation, and at least one antioxidant of formula (101) and/or (102) and optionally further antioxidants.
    Type: Application
    Filed: April 21, 2010
    Publication date: August 12, 2010
    Inventor: Dietmar MÄDER
  • Publication number: 20090306256
    Abstract: The instant invention relates to styrene butadiene styrene based pressure sensitive adhesive compositions with improved photo-oxidation resistance containing N-methyl substituted sterically hindered amines as stabilizers. Further aspects of the invention are a process for the stabilization of butadiene based pressure sensitive adhesive compositions and the use of N-methyl substituted sterically hindered amines as stabilizers for styrene butadiene styrene based pressure sensitive adhesives.
    Type: Application
    Filed: May 22, 2006
    Publication date: December 10, 2009
    Inventors: Dietmar Mäder, Gerrit Knobloch
  • Patent number: 7423088
    Abstract: A composition containing (1) a crystalline polypropylene resin and (2) one or more ?-nucleating agents of the formula (I), wherein R1, R2 and R3, independently of one another, are C1-C20alkyl, C2-Calkyl substituted by C1-C10alkylamino, di(C1-C10alkyl)amino, C1-C10alkyloxy or hydroxy; C3-C20alkenyl, C5-C12cycloalkyl, C5-C12Cycloalkyl substituted by 1, 2 or 3 C1-C10alkyl; cyclohexylmethyl; cyclohexylmethyl substituted by 1, 2 or 3 C1-C10alkyl; C5-C9cycloalkenyl, C5-C9cycloalkenyl substituted by 1, 2 or 3 C1-C10alkyl; phenyl substituted by 1, 2 or 3 radicals selected from the group consisting of C1-C10-oalkyl, C1-C10alkyloxy, hydroxy, halogen, trihalogenmethyl, trihalogenmethoxy, benzoyl, phenylamino, acylamino and phenylazo; C7-C9phenylalkyl, C7-C9phenylalkyl which is substituted on the phenyl by 1, 2 or 3 radicals selected from the group consisting of C1-C10alkyl, C1-C10alkoxy and hydroxy; naphthyl, naphthyl substituted by C1C10alkyl, adamantyl, or a 5 to 6 membered heterocyclic group; characterized in that th
    Type: Grant
    Filed: May 22, 2003
    Date of Patent: September 9, 2008
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Dietmar Mäder, Kurt Hoffmann, Hans-Werner Schmidt
  • Patent number: 7375149
    Abstract: The invention describes novel mixtures comprising i) a processing stabilizer selected from the group consisting of hydroxylamine stabilizers, nitrone stabilizers, benzofuran-2-one stabilizers and/or a compound of the formula I wherein R2 is C7-C30alkyl, R3 is C1-C30alkyl, and ii) an antistatic agent selected from the group consisting of an ethoxylated amine and/or an ethoxylated amide, as stabilizers for protecting organic materials, in particular synthetic polymers, against oxidative, thermal or lightinduced degradation
    Type: Grant
    Filed: September 2, 2003
    Date of Patent: May 20, 2008
    Assignee: Ciba Specialty Chemicals Corp.
    Inventors: Bruno Rotzinger, Kurt Hoffmann, Dietmar Mäder, Neil Dunski
  • Publication number: 20070185250
    Abstract: Polyether polyols, polyester polyols or polyurethanes which possess outstanding stability to oxidative, thermal or light-induced degradation and which possess a reduced fogging contribution of the polymers comprise at least a liquid compound of the formula (I) wherein R1 is C1-C4alkyl, R2 is a branched C12-C25alkyl, and X is C1-C8alkylene or C1-C4alkyl substituted C2-C8alkylene.
    Type: Application
    Filed: November 24, 2004
    Publication date: August 9, 2007
    Applicant: CIBA SPECIALTY CHEMICALS HOLDING INC.
    Inventors: Dietmar Mäder, Kerstin Schrinner, Pascal Xanthopoulos
  • Patent number: 6809208
    Abstract: The invention describes novel compounds of the formula (I) wherein the general symbols are as defined in claim (1) and R1 is an aromatic radical with electron withdrawing substituents, as stabilizers for protecting organic materials, in particular polymers and lubricants, against oxidative, thermal or light-induced degradation and as scavengers for oxidized developer in color photographic material.
    Type: Grant
    Filed: August 12, 2002
    Date of Patent: October 26, 2004
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Michael Tinkl, Oliver Dosenbach, Peter Nesvadba, Martin Wolff, Bruno Rotzinger, Dietmar Mäder