Patents by Inventor Wolfgang Beilfuss

Wolfgang Beilfuss 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).

  • Compositions for hygienic hand disinfection and disinfectant handwashing
    Publication number: 20060165612
    Abstract: The invention relates to disinfectant compositions which include one or more 1- or 2-(C1- to C24-alkyl)glycerol ethers (glycerol monoalkyl ethers), one or more bispyridiniumalkanes and where appropriate one or more polyols and/or one or more surfactants selected from the group of c1) nonionic surfactant and c2) quaternary ammonium compound, and to the use of the compositions for hygienic hand disinfection or for disinfectant handwashing, and as skin antiseptic. The compositions according to the invention have a particularly low surface tension and thus an improved wetting effect.
    Type: Application
    Filed: January 9, 2006
    Publication date: July 27, 2006
    Inventors: Wolfgang Beilfuss, Sabine Behrends, Peter Goroncy-Bermes, Burghard Puchstein
  • Compositions for hygienic hand disinfection and disinfectant handwashing
    Publication number: 20060159647
    Abstract: The invention relates to a disinfectant composition which includes a) one or more 1- or 2-(C1- to C24-alkyl)glycerol ethers, b) one or more bispyridiniumalkanes and c) one or more amine oxides, and to the use of the composition for hygienic hand disinfection and for disinfectant handwashing.
    Type: Application
    Filed: January 17, 2006
    Publication date: July 20, 2006
    Inventors: Wolfgang Beilfuss, Sabine Behrends, Peter Goroncy-Bermes, Burghard Puchstein
  • Low-temperature-stable preservatives
    Publication number: 20060148873
    Abstract: A liquid, cold-temperature-stabilized preservative is based on carbendazim or a salt thereof, which includes, as low-temperature stabilizer, at least one aromatic alcohol and/or at least one aromatic glycol ether and/or a pyrrolidone.
    Type: Application
    Filed: March 2, 2006
    Publication date: July 6, 2006
    Applicant: AIR LIQUIDE SANTE (INTERNATIONAL)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Olaf Kramf, Andreas Teevst
  • Use of formaldehyde and formaldehyde-releasing compounds in a composition for controlling mycobacteria
    Publication number: 20060142291
    Abstract: The invention relates to the use of a bactericide selected from formaldehyde and formaldehyde-releasing compounds in a composition for controlling mycobacteria, for example in a cooling lubricant.
    Type: Application
    Filed: November 28, 2005
    Publication date: June 29, 2006
    Inventors: Wolfgang Beilfuss, Info Krull, Ralf Gradtke, Katrin Steinhauer
  • Low-temperature-stable preservatives
    Patent number: 7045542
    Abstract: A liquid, cold-temperature-stabilized preservative is based on carbendazim or a salt thereof, which includes, as low-temperature stabilizer, at least one aromatic alcohol and/or at least one aromatic glycol ether and/or a pyrrolidone.
    Type: Grant
    Filed: October 17, 2000
    Date of Patent: May 16, 2006
    Assignee: Air Liquide Sante (International)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Olaf Kramf, Andreas Teevst
  • Isothiazolone-containing preservative having enhanced stability
    Publication number: 20060091361
    Abstract: Methods and compositions for preserving articles. A preservation composition is made of isothiazolone and a condensation product which includes glycol, urea, and formaldehyde. The composition does not include 5-chloro-2-methylisothiazolone, 2-mercaptopyridine N-oxide or derivatives thereof.
    Type: Application
    Filed: November 2, 2005
    Publication date: May 4, 2006
    Inventors: Klaus Weber, Wolfgang Beilfuss, Ralf Gradtke
  • Storage-stable compositions of glycerol monoalkyl ethers
    Publication number: 20050238681
    Abstract: The present invention relates to compositions which comprise a combination a) of one or more glycerol monoalkyl ether(s) of the general formula R—O—CH2—CHOH—CH2OH in which R is a branched or unbranched C3-C18-alkyl group, where the alkyl group can be substituted by one or more hydroxyl and/or C1-C4-alkoxy group(s) and/or the alkyl chain can be interrupted by up to four oxygen atoms, with b) an antioxidant or two or more antioxidants as stabilizer(s), the simultaneous presence of phosphocholines and phosphocholine derivatives being excluded.
    Type: Application
    Filed: June 22, 2005
    Publication date: October 27, 2005
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Storage-stable compositions of glycerol monoalkyl ethers
    Patent number: 6956062
    Abstract: The present invention relates to compositions which comprise a combination a) of one or more glycerol monoalkyl ether(s) of the general formula R—O—CH2—CHOH—CH2OH in which R is a branched or unbranched C3-C18-alkyl group, where the alkyl group can be substituted by one or more hydroxyl and/or C1-C4-alkoxy group(s) and/or the alkyl chain can be interrupted by up to four oxygen atoms, with b) an antioxidant or two or more antioxidants as stabilizer(s), the simultaneous presence of phosphocholines and phosphocholine derivatives being excluded.
    Type: Grant
    Filed: May 17, 2001
    Date of Patent: October 18, 2005
    Assignee: Air Liquide Santé (International)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Low-emission formaldehyde donor preparations
    Publication number: 20050218379
    Abstract: A method of use and a composition with reduced formaldehyde and amine emissions. The composition contains an N-formal, an emission reducing additive, and monoethylene glycol. The emission reducing additive may be urea, a urea derivative, an amino acid, guanidine, or a guanidine derivative.
    Type: Application
    Filed: March 24, 2005
    Publication date: October 6, 2005
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Klaus Weber
  • Stabilizer compositions based on monoalkyl glycerol ethers and aromatic alcohols
    Publication number: 20050154067
    Abstract: The invention relates to a stabilizer composition which comprises (a) one or more 1- or 2-(C1- to C24-alkyl) glycerol ethers (glycerol monoalkyl ethers) and (b) a mixture of at least two different aromatic alcohols (b1, b2) chosen from the groups of i) aryloxyalkanols, ii) arylalkanols and iii) oligoalkanol aryl ethers, where the two different aromatic alcohols belong to different groups i), ii) and iii).
    Type: Application
    Filed: December 3, 2004
    Publication date: July 14, 2005
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Petra Kolditz, Klaus Weber
  • Bactericidal and fungicidal liquid preparations for industrial products
    Publication number: 20050113425
    Abstract: Stable microbicidal compositions for industrial products which comprise a) at least one bactericidal N-formal, b) at least one fungicide and c) at least one stabilizer.
    Type: Application
    Filed: October 19, 2004
    Publication date: May 26, 2005
    Applicant: AIR LIQUIDE SANTE (INTERNATIONAL)
    Inventors: Wolfgang Beilfuss, Ralf Gradtke
  • Aqueous dispersion with fungicidal and algicidal action
    Publication number: 20050101487
    Abstract: The invention relates to a preservative with algicidal and fungicidal action in the form of a dispersion which includes a) at least one algicidal triazine, b) at least one fungicidal isothiazolone and c) at least one dispersion stabilizer chosen from the group consisting of c1) sulphite salt, hydrogen sulphite salt, compound which releases sulphite and compound which releases hydrogen sulphite, and c2) hypophosphite salt and compound which releases hypophosphite salt; and to the use of the preservative in an aqueous dispersion for use in or on technical products for internal or external application.
    Type: Application
    Filed: August 13, 2003
    Publication date: May 12, 2005
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Herbert Mangold, Elke Kassens, Klaus Weber
  • Liquid concentrate for the preservation of cosmetic and pharmaceutical products
    Publication number: 20050100567
    Abstract: The invention relates to a liquid concentrate for the preservation of cosmetic and pharmaceutical products based on 3-iodo-2-propynyl butylcarbamate (IPBC) which, in addition to IPBC, comprises a liquid carrier chosen from polyvalent alcohols, glycol esters and glycol ethers or any mixture thereof and a stabilizer chosen from formic acid, formic acid salts and formate esters or any mixture thereof, no additional carboxylic acid chosen from benzoic acid, propionic acid, salicylic acid, sorbic acid, 4-hydroxybenzoic acid, dehydroacetic acid and 10-undecylenic acid or a salt thereof being present.
    Type: Application
    Filed: August 26, 2003
    Publication date: May 12, 2005
    Inventors: Gisela Hahn, Klaus Weber, Ralf Gradtke, Wolfgang Beilfuss
  • Low-salt or salt-free microbicidal composition based on isothiazolone derivatives and pyrion disulphide
    Publication number: 20050065199
    Abstract: The present invention relates to a low-salt or salt-free microbicidal preparation which comprises a) at least one fungicide selected from amongst isothiazolone derivatives and b) at least one stabilizer, where the at least one stabilizer is 2,2?-dithiobis(pyridine N-oxide). The microbicidal composition according to the invention is particularly suitable for the preservation of industrial products. The invention also relates to the use of 2,2?-dithiobis(pyridine N-oxide) as stabilizer in low-salt or salt-free isothiazolone-containing microbicidal preparations.
    Type: Application
    Filed: September 3, 2004
    Publication date: March 24, 2005
    Inventor: Wolfgang Beilfuss
  • Microbicidal composition based on formaldehyde donor compounds and antioxidants
    Publication number: 20050054642
    Abstract: The invention relates to a microbicidal composition which comprises a) at least one formaldehyde donor compound and b) at least one antioxidant chosen from gallic esters, phenol derivatives, L-ascorbic acid, and salts and derivatives thereof, and tocopherols and derivatives thereof, and to the use thereof for the preservation of technical products, for example fuels and lubricants.
    Type: Application
    Filed: September 3, 2004
    Publication date: March 10, 2005
    Inventors: Ralf Gradtke, Wolfgang Beilfuss, Klaus Weber, Wolfgang Siegert
  • Composition and process for chemical and thermal disinfection
    Publication number: 20040208782
    Abstract: Use of a composition which contains 1-(2-ethylhexyl)-glycerol ether for the disinfection of the surface of an article at a temperature above 25° C.
    Type: Application
    Filed: April 15, 2004
    Publication date: October 21, 2004
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Peter Goroncy-Bermes, Sabine Behrends, Michael Mohr
  • Alcohol-free liquid concentrate for preserving cosmetics, household and technical products
    Publication number: 20040151742
    Abstract: The invention relates to an alcohol-free liquid concentrate for preserving cosmetic products, household products and technical products, which consists of a carboxylic acid component, a stabilizer component, solvents and optionally customary auxiliaries, additives and/or further active ingredients. Here, the carboxylic acid component comprises at least one salt of benzoic acid, propionic acid, salicylic acid, sorbic acid, 4-hydroxybenzoic acid, dehydroacetic acid and 10-undecylenic acid and optionally one or more of said free acids. The stabilizer component comprises substances which, in particular, have a colour-stabilizing action.
    Type: Application
    Filed: March 29, 2004
    Publication date: August 5, 2004
    Inventors: Wolfgang Beilfuss, Gisela Hahn, Kerstin Hoop, Ralf Gradtke, Klaus Weber
  • Low-emission formaldehyde donor preparations and use thereof
    Publication number: 20040082473
    Abstract: The invention relates to a preservative with reduced formaldehyde emission which comprises
    Type: Application
    Filed: September 16, 2003
    Publication date: April 29, 2004
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Ingo Krull, Klaus Weber
  • Synergistic preparations based on mixtures of glycerol ether with aromatic alcohol for controlling mycobacteria
    Publication number: 20040059006
    Abstract: Disinfectant which has activity towards mycobacteria and comprises (a) 1-(2-ethylhexyl) glycerol ether and (b) one or more aromatic alcohols selected from the group consisting of aryloxyalkanols, oligoalkanol aryl ethers and arylalkanols.
    Type: Application
    Filed: May 27, 2003
    Publication date: March 25, 2004
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Wolfgang Siegert, Michael Mohr, Klaus Weber
  • Glyceryl ethers as preservatives for cooling lubricants
    Publication number: 20030232729
    Abstract: Cooling lubricant (concentrate or solution) comprising a cooling lubricant base based on mineral and/or synthetic oil and preservative comprising (a) one or more 1- or 2-(C3 to C24 alkyl) glyceryl ethers.
    Type: Application
    Filed: May 30, 2003
    Publication date: December 18, 2003
    Inventors: Wolfgang Beilfuss, Ralf Gradtke, Wolfgang Siegert, Karl-Heinz Diehl, Klaus Weber