Patents Assigned to Wolman GmbH
  • Patent number: 6558685
    Abstract: A multi-phase suspoemulsion containing as essential components a) 1 to 50% by weight of particular fungicidal benzimidazoles or precursors liberating them as microsuspended solids particles, b) 5 to 60% by weight of an emulsion comprising a fungicidal ingredient (b1) and, in combination with (b1), at least one component (b2) or (b3), in a water diluted form is useful to protected timber against fungal timber pests; (b1) represents the fungicidal compounds fenpropimorph, fenpropidin, tridemorph, aldimorph and spiroxamine, (b2) represents particular azole fungicides, and (b3) represents particular benzoic esters.
    Type: Grant
    Filed: January 17, 2001
    Date of Patent: May 6, 2003
    Assignee: Dr. Wolman GmbH
    Inventors: Reiner Kober, Adolf Parg, Uwe Kardorff, Reimer Göttsche
  • Patent number: 6441016
    Abstract: Wood preservatives contain a copper compound, an alkanolamine, a triazole, an emulsifier and/or a phosphonium compound and are used for impregnating wood.
    Type: Grant
    Filed: November 3, 1998
    Date of Patent: August 27, 2002
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck
  • Patent number: 6352583
    Abstract: Use of a wood preservative for the supplemental protection of wood, comprising a copper compound, an alkanolmonoamine and a complexing organic carboxylic acid or its ammonium or alkali metal salts, and a wrap for the supplemental protection of wood which comprises this wood preservative.
    Type: Grant
    Filed: September 1, 1999
    Date of Patent: March 5, 2002
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Wendelin Hettler, Michael Breuer, Hans-Peter Seelmann-Eggebert
  • Patent number: 6110263
    Abstract: The use of a wood preservative for the afterprotection of wood, comprising a copper compound, a polyamine and an inorganic fungicide, and a bandage for the afterprotection of wood, which contains this wood preservative, is described.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: August 29, 2000
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Wendelin Hettler, Michael Breuer, Hans-Peter Seelmann-Eggebert
  • Patent number: 6000189
    Abstract: Rear-ventilated cladding is provided with intumescent compositions in the region of the rear ventilation.
    Type: Grant
    Filed: May 16, 1997
    Date of Patent: December 14, 1999
    Assignee: Wolman GmbH
    Inventors: Michael Breuer, Gunnar Lahmann, Hans-Peter Seelmann-Eggebert
  • Patent number: 5853766
    Abstract: Wood preservatives contain a copper compound, an alkanolamine, a triazole, an emulsifier and/or a phosphonium compound and are used for impregnating wood.
    Type: Grant
    Filed: January 21, 1997
    Date of Patent: December 29, 1998
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck
  • Patent number: 5635217
    Abstract: Wood preservatives contain a copper compound, an alkanolamine, a triazole, an emulsifier and/or a phosphonium compound and are used for impregnating wood.
    Type: Grant
    Filed: October 24, 1994
    Date of Patent: June 3, 1997
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck
  • Patent number: 5444093
    Abstract: Wood preservatives contain a copper salt, a polyamine and a fatty amine and are used for preserving wood from fungi and termites.
    Type: Grant
    Filed: November 3, 1993
    Date of Patent: August 22, 1995
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck
  • Patent number: 5276029
    Abstract: Wood preservatives contain a copper salt, a polyamine and a fatty amine and are used for preserving wood from fungi and termites.
    Type: Grant
    Filed: November 1, 1990
    Date of Patent: January 4, 1994
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck
  • Patent number: 5186947
    Abstract: Water-soluble wood preservatives which contain mixtures of a metal compound, a metal-fixing acid and a complexing polymeric nitrogen compound, and methods for protecting wood with such mixtures.
    Type: Grant
    Filed: September 19, 1991
    Date of Patent: February 16, 1993
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Wolfgang Reuther
  • Patent number: 5187194
    Abstract: Wood preservatives which contain a mixture of an N-organyldiazeniumdioxy-metal salt and a complex-forming polymeric nitrogen compound are used for preserving wood.
    Type: Grant
    Filed: October 16, 1990
    Date of Patent: February 16, 1993
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Wolfgang Reuther
  • Patent number: 5179116
    Abstract: A wood preservative which is based on a dimethylalkylamine and an acid and contains dimethylalkylamine, a water-soluble acid and a water-insoluble acid and/or 2-(methoxycarbonylamino)-benzimidazole is used for preserving wood.
    Type: Grant
    Filed: June 5, 1992
    Date of Patent: January 12, 1993
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Volker Borck, Hans-Norbert Marx
  • Patent number: 5078912
    Abstract: An agent for impregnating solid wood by the pressure process, based on a water-dilutable formulation of a copper salt, excess alkanolamine and, if required, a salt with a fungicidal anion, has a pH of not less than 8 in the concentration usually employed and corresponding to about 1-5% by weight of non-aqueous components in the aqueous solution.
    Type: Grant
    Filed: May 1, 1991
    Date of Patent: January 7, 1992
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Norbert Marx, Wendelin Hettler, Richard Stanek, Hans-Peter Heidenreich
  • Patent number: 5021459
    Abstract: Wood preservatives containing a dimethylalkylamine, tridemorph, fenpropemorph or a mixture thereof, an emulsifier and a water-insoluble acid or a salt thereof, and a method for protectin wood from fungi.
    Type: Grant
    Filed: November 1, 1989
    Date of Patent: June 4, 1991
    Assignee: Dr. Wolman GmbH
    Inventor: Reimer Goettsche
  • Patent number: 4908362
    Abstract: The salt of N-tridecyl-2,6-dimethylmorpholine with fluoboric acid, and fungicides, insecticides and wood preservatives containing this salt.
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: March 13, 1990
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Norbert Marx
  • Patent number: 4871473
    Abstract: Wood preservatives which are based on a zinc compound and an aliphatic carboxylic acid and additionally contain a polyamine and processes for preserving wood with these preservatives.
    Type: Grant
    Filed: December 16, 1988
    Date of Patent: October 3, 1989
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Norbert Marx
  • Patent number: 4857322
    Abstract: Wood preservatives based on a copper compound and an aliphatic carboxylic acid and additionally containing a polyamine, and a method for preserving wood with these preservatives.
    Type: Grant
    Filed: November 9, 1987
    Date of Patent: August 15, 1989
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Norbert Marx, Wendelin Hettler
  • Patent number: 4774268
    Abstract: Flame resistant foams and other compositions containing polyurethane and/or polyisocyanurate groups are prepared by reacting an organic polyisocyanate with a polyol in the presence of flame retardants, catalysts, blowing agents as well as optionally chain extenders, cross-linkers auxiliaries and additives. The flame retardents comprise a phenol or melamine formaldehyde condensate, pentaerythritol as well as ammonium phosphate and preferably in addition dicyandiamide.
    Type: Grant
    Filed: January 20, 1988
    Date of Patent: September 27, 1988
    Assignee: Dr. Wolman GmbH
    Inventors: Hans-Norbert Marx, Wendelin Hettler
  • Patent number: 4764214
    Abstract: Wood preservatives contain a mixture of 2-iodobenzanilide with a quaternary ammonium compound.
    Type: Grant
    Filed: April 9, 1987
    Date of Patent: August 16, 1988
    Assignee: Dr. Wolman GmbH
    Inventors: Hans-Norbert Marx, Reimer Goettsche, Werner Klein
  • Patent number: 4761179
    Abstract: A wood preservative based on a water-dilutable formulation of the compound di-(N-cyclohexyldiazoniumdioxy)-copper, a polyamine, a complex-forming carboxylic acid and, if required, a salt having a fungicidal anion has a pH in the aqueous solution of not less than 7.5 in the conventional concentration for use.
    Type: Grant
    Filed: February 9, 1987
    Date of Patent: August 2, 1988
    Assignee: Dr. Wolman GmbH
    Inventors: Reimer Goettsche, Hans-Norbert Marx