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Seeliger Ursula, Mueller Wolfgang F, Heimann Frank, Huber Guenther, Habermann Wolfgang, Voss Hartwig, Siegel Hardo: Production simultanee dacides dicarboxyliques et de diamines a partir de polyamides, Simultaneous production of dicarboxylic acids and diamines from polyamides. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138154 (2 worldwide citation)

Disclosed is a method for the simultaneous preparation of dicarboxylic acids and diamines from (a) polymers based on polyamides made by reacting dicarboxylic acids or derivatives thereof with diamines or (b) compounds containing essentially such polymers by decomposing these polymers into their cons ...


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METZEN BERND, BARTELS FRANK WILCO, BRUCHMANN BERND, MAHN ULRIKE, LOENING JAN MARTIN, HOLTMANN THOMAS, HEIMANN FRANK: [fr] Garnissage de colonnes déchange de chaleur ou de matière, [de] Kolonnenpackung zum Wärme- oder Stoffaustausch, [en] Tower packing for heat or mass transfer. BASF SE, May 19, 2010: EP2186559-A2

[en] Metallic packing production involves dissolving 0.01 g of polymer in one liter of water-based solvent, where the packing is contacted with solution containing polymer for 0.1 minute to 2 hours. The polymer is an ionic polymer, which contains a functional group per molecule. An independent claim ...


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Seeliger Ursula, Mueller Wolfgang F, Habermann Wolfgang, Huber Guenther, Heimann Frank, Voss Hartwig, Siegel Hardo: Preparation electrochimique dacides dicarboxyliques, Electrochemical preparation of dicarboxylic acids. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138153

The invention concerns the electrochemical preparation of dicarboxylic acids by subjecting an aqueous solution containing essentially the alkali-metal salt of a dicarboxylic acid of the general formula (I): HOOC-(CH2)n-COOH, in which n may be an integer from 1 to 8, or mixtures of such dicarboxylic ...


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Seeliger Ursula, Mueller Wolfgang F, Heimann Frank, Huber Guenther, Habermann Wolfgang, Voss Hartwig, Siegel Hardo: Production simultanee dacides dicarboxyliques et de diamines par hydrolyse de polyamides en leurs constituants monomeriques, Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138024

Disclosed is a method for the simultaneous preparation of dicarbozylic acids and diamines from (a) polymers based on polyamides made by reacting dicarboxylic acids or derivatives thereof with diamines or (b) compounds containing essentially such polymers, by decomposing these polymers into their con ...


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Rang Harald, Gotz Norbert, Harreus Albrecht, Borchers Dirk, Hartmann Horst, Maywald Volker, Heimann Frank, Buschulte Thomas: Procede de production de melanges isomeres de o-phenoxyalkylhydroxylamines ou de o-phenoxyalkyloximes, Process for the preparation of mixtures of isomers of o-phenoxyalkylhydroxylamines or o-phenoxyalkyloximes. Basf Aktiengesellschaft, Basf Aktiengesellschaft, ROBIC, November 16, 1995: CA2189584

A process is disclosed for producing isomer mixtures from O-phenoxyalkylhydroxyl amines Ia: H2N-O-CH2-CH(R1)-O-Ar and Ib: H2N-O-CH(R1)-CH2-O-Ar (wherein R1 represents alkyl, Ar where appropriate a substituted phenyl) and the corresponding salt mixtures. This process involves the following steps: (a) ...


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Maywald Volker, Kober Reiner, Heimann Frank, Oberdorf Klaus, Harreus Albrecht, Goetz Norbert, Vossen Marcus: Method for producing a cyclohexenone oxime ether lithium salt. BASF, June 11, 2003: EP1317441-A1

The invention relates to a method for producing 2-{1-[2-(4-chlorophenoxy)-propoxyimino]-butyl}-3-hydroxy-5-(tetrahydrothiopyrane-3-yl)-cyclohex-2-enone lithium salt by reacting the corresponding acid 2-{1-[2-(4-chlorophenoxy)-propoxyimino]-butyl}-3-hydroxy-5-(tetrahydrothiopyrane-3-yl)-cyclohex-2-en ...


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Rang Harald, Götz Norbert, Harreus Albrecht, Borchers Dirk, Hartmann Horst, Maywald Volker, Heimann Frank, Buschulte Thomas: (De) Verfahren zur herstellung von isomerengemischen aus o-phenoxyalkylhydroxylaminen oder o-phenoxyalkyloximen, (En) Process for producing isomer mixtures from o-phenoxyalkylhydroxyl amines or o-phenoxyalkyloximes. Basf Aktiengesellschaft, Rang Harald, Götz Norbert, Harreus Albrecht, Borchers Dirk, Hartmann Horst, Maywald Volker, Heimann Frank, Buschulte Thomas, BASF AKTIENGESELLSCHAFT, November 16, 1995: WO/1995/030648

(EN) A process is disclosed for producing isomer mixtures from O-phenoxyalkylhydroxyl amines Ia: H¿2?N-O-CH¿2?-CH(R?1¿)-O-Ar and Ib: H¿2?N-O-CH(R?1¿)-CH¿2?-O-Ar (wherein R?1¿ represents alkyl, Ar where appropriate a substituted phenyl) and the corresponding salt mixtures. This process involves the f ...


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Seeliger Ursula, Mueller Wolfgang F, Habermann Wolfgang, Huber Guenther, Heimann Frank, Voss Hartwig, Siegel Hardo: (De) Verfahren zur elektrochemischen herstellung von dicarbonsäuren, (En) Electrochemical method for the preparation of dicarboxylic acids. Basf Aktiengesellschaft, Seeliger Ursula, Mueller Wolfgang F, Habermann Wolfgang, Huber Guenther, Heimann Frank, Voss Hartwig, Siegel Hardo, BASF AKTIENGESELLSCHAFT, December 23, 1993: WO/1993/025299

(EN) The invention concerns the electrochemical preparation of dicarboxylic acids by subjecting an aqueous solution containing essentially the alkali-metal salt of a dicarboxylic acid of the general formula (I): HOOC-(CH¿2?)¿n?-COOH, in which n may be an integer from 1 to 8, or mixtures of such dica ...



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