Lanxess Deutschland Gmbh

Bayer Aktiengesellschaft

Imd Natural Solutions Gmbh

Erasmus Vogl

Johannes Kaulen

Steffen Kahlert

Edwin Ritzer

Manfred Hoffmann

Martin Kugler

Hermann Uhr

Rainer Bruns

Oliver Kretschik

Christoph Hofmann

Thomas Jaetsch

Andreas Böttcher

Robert Markert

Ulrich Scholz

Peter Spetmann

Jorma Hassfeld

Jens Bitzer

Ralf Krahwinkel

Steffen Donath

Marcus Taupp

Tobias Zahlmann

Bernhard Neumann

Arne Gerlach

Ingo Broda

Karl-Joachim Schoebben

Gerhard Sartorius

Jonas Burgholz

Axel Kubatz

Ermin Tutic

Michael Dahmen

Karl-Joachim SCHÖBBEN

A device for preserving beverages with a measuring device, is provided which is suitable and intended to determine a flow rate of a liquid flowing through a beverage line, and with a pump device which conveys a preservative, in particular dialkyl dicarbonate, into the beverage line, into the beverage line, the pump device being controllable as a function of a flow rate determined by the measuring device, the device having a venting device for venting the pump device, wherein the venting device has a valve device.

Method and apparatus for the preservation of beverages with pump venting

The invention relates to aluminium vessels containing dicarbonic diesters and to a method for producing the packaged dicarbonic diesters.

Aluminum container containing dicarbonate

The present invention relates to a method for preparing dialkyl dicarbonates from the corresponding alkyl chloroformates using specific tertiary amines as catalysts.

Method for producing dialkyldicarbonates using tertiary amines as catalysts

Method of stabilizing drinks which is characterized in that

Method for preserving drinks

Finely divided solids are highly suitable for use as stabilizers for pyrocarbonic acid diesters, it being possible to use the mixtures obtained in this manner for preserving industrial materials and foodstuff.

Stabilization of pyrocarbonic acid diesters by finely divided solids

A method is described for the production of sorbic anhydride, in which alkali metal or alkaline earth metal salts of sorbic acid are reacted with phosgene in an inert organic solvent. In addition, use thereof as a preservative in foods, in particular drinks, is described.

Method for producing sorbic anhydride and also use thereof as a preservative in foods

By using protonic acids, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and protonic acids are outstandingly suitable for preserving foods.

Stabilization of dicarbonate diesters with protonic acids

By using phosphorus compounds, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and phosphorus compounds are outstandingly suitable for preserving foods.

Stabilization of diesters of dicarbonic acid

Carboxylic anhydrides are highly suitable as additive for industrial materials, cosmetics, pharmaceutics and foodstuffs, in particular beverages, for protecting them against attack and/or destruction by microorganisms.

Preservatives based on carboxylic anhydrides

Process for the production of wood-based materials containing wood parts, comprising the steps

Process for the production of wood-based materials

The compounds of the formula (I) in which

5-iodotetrazoles

The compounds of the formula (I) in whichRrepresents cycloalkyl,and its stereoisomers and any mixtures thereof are highly suitable as microbicides for protecting plants and materials.

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Leverkusen, Germany

Erasmus Vogl