Hüffer
Stephan Hüffer, Munchen DE
Patent application number | Description | Published |
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20100143632 | COATING COMPOSITION COMPRISING POLYETHYLENIMINE AND POLY(METH)ACRYLIC ACID - A composition comprising polyethylenimine, poly(meth)acrylic acid or salts thereof and, if appropriate, auxiliaries and additives typical for coating materials or paints, and also solvents, is used for corrosion control for the coating of carbon steel/black steel. | 06-10-2010 |
20110257321 | HIGHLY BRANCHED POLYAMINES AND OLIGOAMINES AS CORROSION INHIBITORS - The present invention relates to the use of highly branched polymers or oligomeric compounds prepared by condensing melamine (derivatives) and/or urea (derivatives) with diamines or polyamines for reducing or preventing the corrosion of corrosion-threatened materials. The invention further relates to a method for reducing, retarding or preventing the corrosion of corrsion-threatened materials, in which the materials and/or the corrosive medium to which the materials are exposed are or is contacted with at least one of these highly branched polymers and/or oligomers, and to an anti-corrosion composition which comprises these highly branched polymers and/or oligomers and also an anticorrosion pigment. | 10-20-2011 |
Stephan Hüffer, Ludwigshafen DE
Patent application number | Description | Published |
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20090258074 | MIXTURES OF TANNINS, THEIR PRODUCTION AND USE IN MEDICAMENTS OR AS DISINFECTANTS - The invention relates to a mixture comprising | 10-15-2009 |
20100192307 | METHOD FOR THE PRODUCTION OF AQUEOUS FORMULATIONS, AQUEOUS FORMULATIONS, AND THE USE THEREOF - Process for the preparation of aqueous formulations, aqueous formulations and their use | 08-05-2010 |
20100227186 | COMPOUNDS AND THEIR USE FOR PRODUCING LEATHER AND AS DISPERSANTS - A process for the production of leather using one or more reaction products of | 09-09-2010 |
20130012383 | USE OF AMINOCARBOXYLATES IN AGRICULTURE - Use of formulations comprising | 01-10-2013 |
Stephan Hüffer, Munchen DE
Patent application number | Description | Published |
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20100143632 | COATING COMPOSITION COMPRISING POLYETHYLENIMINE AND POLY(METH)ACRYLIC ACID - A composition comprising polyethylenimine, poly(meth)acrylic acid or salts thereof and, if appropriate, auxiliaries and additives typical for coating materials or paints, and also solvents, is used for corrosion control for the coating of carbon steel/black steel. | 06-10-2010 |
20110151266 | ANTICORROSION PIGMENTS WITH POSITIVE ZETA POTENTIAL - The present invention relates to the use of oxidic nanoparticles having an average particle size of 2 to 2000 nm in combination with at least one polycationic polymer as corrosion protection for metallic surfaces and also to a method of protecting metallic surfaces from corrosion, comprising the steps of: | 06-23-2011 |
20110236716 | METHOD FOR PRODUCING SHAPED ELEMENTS FROM SHEET STEEL GALVANIZED ON ONE OR BOTH SIDES - A method of producing shaped articles made from single-sidedly or double-sidedly galvanized steel sheet, starting from galvanized steel strip, at least one of the steps of the method being a transport operation, and in which, for protection from black-spot corrosion, a corrosion preventive oil is applied which comprises N-acyl derivatives of sarcosinic acid as corrosion inhibitor. | 09-29-2011 |