Inventor

HEYDRICH GUNNAR

DE29 patents

⚠️ This page may combine multiple inventors who share the name “HEYDRICH GUNNAR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HEYDRICH GUNNAR

BASF SE

Process for preparation of menthol by hydrogenation of isopulegol

Method for synthesizing optically active carbonyl compounds

Method for producing optically active, racemic menthol

Method for synthesizing optically active carbonyl compounds

Method for synthesizing optically active carbonyl compounds

Method for producing menthol particles stabilized against caking, and storage-stable menthol particles and use thereof

Method for the production of 4,4′-[1-(trifluoromethyl)alkylidene]-bis-(2,6-diphenylphenols)

Reactor for carrying out a gas-liquid two-phase high-pressure reaction with a foaming medium

Reactor for carrying out a reaction between two non-miscible fluids of different densities

Recovery of phenol ligands during the production of isopulegol

Method for carrying out a gas/fluid two-phase high-pressure reaction

Process for enriching enantiomers from an enantiomer mixture

BASF AG

Preparation of diacetals of glyoxal

Method for the selective production of tetrahydrofuran by hydrogenating maleic acid anhydride

Two-stage method for producing butanediol with intermediated separation of succinic anhydride

Method for processing compositions containing 1,1,2,2-tetramethoxyethane and glyoxal dimethyl acetal

Method for the production of 1,4- butanediol

Method for producing an optically active 2-methyl-alkane-1-ol from the corresponding 2-methylalk-2-en-1-al, comprising carbonyl-selective reduction, enantioselective hydration and lipase-catalyzed, stereoselective acylation in order to enrich the desired

Method for the production of 1,4- butane-diol by combined gas-phase and liquid-phase hydrogenation

HEYDRICH GUNNAR

Continuous process for preparing neral in pure or enriched form

Continuous process for preparing menthol in pure or enriched form

Method for producing optically active, racemic menthol

Recovery of bis(diarylphenol) ligands during the production of isopulegol

GRALLA GABRIELE

Method for the production of 4,4′-[1-trifluoromethyl)alkylidene]-bis-(2,6-diphenylphenols)

Process for preparing a phenylcyclohexane

WECK ALEXANDER

Method for controlling hydrogenation

RAULS MATTHIAS

Menthol flakes and method for producing the same

JAEKEL CHRISTOPH

Method for producing optically active 2-methyl-alkanols

ERNST MARTIN

Method for the production of aminoalkane acid amides