Abstract: A description is given of the use of compounds having n 2-oxo-1,3-dioxolane-4-carboxamide units as a reactive component in 2-component adhesives, especially for preparing hydroxypolyurethanes or hydroxypolycarbonates for adhesives applications, where n is a number greater than or equal to 2. A description is also given of corresponding two-component adhesives and adhesive bonding methods. Employed preferably as a second component of the two-component adhesive is a polyfunctional curing agent compound which is preferably selected from polyamines which have two or more amine groups and polyols which have two or more alcoholic hydroxyl groups.

Abstract: The presently claimed invention is directed to 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and its use to impart an aroma impression to a composition. The presently claimed invention also relates to a method of imparting such an aroma impression. The presently claimed invention is further directed to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one aroma chemical as well as to compositions comprising 2,2,6-trimethyl-4,5-dihydro-3H-oxepine and at least one further component selected from the group consisting of aroma chemicals, surfactants, oil components, antioxidants, deodorant-active agents and solvents.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase.

Abstract: A method for producing 2-methoxyacetic acid by oxidizing 2-methoxyethanol in a reaction device using oxygen at a temperature of 20 to 100° C. and an oxygen partial pressure of 0.01 to 2 MPa in the presence of water and a heterogeneous catalyst containing platinum, in which the method is carried out semi-continuously or continuously, and 2-methoxyethanol is added to the reaction device in a temporally and/or spatially distributed manner such that temporally and spatially, the mass ratio of 2-methoxyethanol to 2-methoxyethanol plus water per volume element in the reaction device is constantly ?0.80 of the mass ratio of the added 2-methoxyethanol to the added 2-methoxyethanol plus water.

Abstract: Process for the preparation of 3-methyl-2-buten-1-al, wherein 2-methyl-3-buten-2-ol is reacted to 3-methyl-2-buten-1-al in the presence of a catalyst, wherein the catalyst comprises a catalytically active metal and wherein the reaction is conducted at a pH of ?7.

Abstract: A method for producing 2-methoxyacetic acid by oxidizing 2-methoxyethanol in a reaction device using oxygen at a temperature of 20 to 100° C. and an oxygen partial pressure of 0.01 to 2 MPa in the presence of water and a heterogeneous catalyst containing platinum, in which the method is carried out semi-continuously or continuously, and 2-methoxyethanol is added to the reaction device in a temporally and/or spatially distributed manner such that temporally and spatially, the mass ratio of 2-methoxyethanol to 2-methoxyethanol plus water per volume element in the reaction device is constantly ?0.80 of the mass ratio of the added 2-methoxyethanol to the added 2-methoxyethanol plus water.

Abstract: A process for preparing an anticorrosion component for an antifreeze by oxidizing an oxydiol of the formula (I) with molecular oxygen at a temperature of 20 to 100° C. and a partial oxygen pressure of 0.01 to 2 MPa in the presence of water and of a heterogeneous catalyst. The catalyst contains platinum to form an oxydicarboxylic acid of the formula (II) The process has the steps of conducting the oxidation (a) at a molar ratio of 0.002?n(Pt)/[n(oxydiol (I))+n(oxydicarboxylic acid (II))]?0.019; (b) at a concentration of water of 50% to 95% by weight in the liquid phase; and (c) at a pH of 1 to 7.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase wherein the liquid phase contains 0.1 to less than 25 weight-% water and wherein the liquid phase contains at least 25 weight-% of alcohol(s) of general formula (II) and alpha, beta unsaturated aldehyde(s) of general formula (I) and wherein the oxidant is oxygen and/or hydrogen peroxide.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase.

Abstract: Process for the preparation of 3-methyl-2-buten-1-al, wherein 2-methyl-3-buten-2-ol is reacted to 3-methyl-2-buten-1-al in the presence of a catalyst, wherein the catalyst comprises a catalytically active metal and wherein the reaction is conducted at a pH of ?7.

Abstract: A process for preparing an anticorrosion component for an antifreeze by oxidizing an oxydiol (I) in which x is 0 (zero) or a positive integer from 1 to 10 with molecular oxygen at a temperature of 20 to 100° C. and a partial oxygen pressure of 0.01 to 2 MPa in the presence of water and of a heterogeneous catalyst comprising platinum to form an oxydicarboxylic acid (II) in which y is 0 (zero) or a positive integer from 1 to 10, in which the oxidation is conducted (a) at a molar ratio of 0.002?n(Pt)/[n(oxydiol (I))+n(oxydicarboxylic acid (II))]?0.019 where “n(Pt)” Is the molar amount of platinum, “n(oxydiol (I))” is the molar amount of oxydiol (I) and “n(oxydicarboxylic acid (II))” Is the molar amount of oxydicarboxylic acid (II); (b) at a concentration of water of 50% to 95% by weight in the liquid phase; and (c) at a pH of 1 to 7.

Abstract: A process for preparing a tin-containing zeolitic material having framework type BEA, comprising providing an aqueous synthesis mixture comprising a boron source, a silicon source, and a BEA structure directing agent; subjecting the synthesis mixture provided in to hydrothermal pre-crystallization conditions; adding the tin source to the obtained mixture; subjecting the obtained aqueous synthesis mixture to hydrothermal crystallization conditions, obtaining a tin-containing zeolitic material having framework type BEA comprised in its mother liquor.

Abstract: An incipient wetness impregnation method for preparing a tin-containing zeolitic material having framework type BEA, a novel tin-containing zeolitic material having framework type BEA and its use.

Abstract: The present invention relates to antifreeze/anticorrosive concentrates, to processes for production of such concentrates from superconcentrates, to aqueous coolant compositions made from these concentrates and to the use thereof.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols where the oxidant is oxygen in the presence of a catalyst comprising platinum on a support in the presence of a liquid phase which contains at least 25 weight-% water based on the total weight of the liquid phase.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols in the presence of a liquid phase wherein the liquid phase contains 0.1 to less than 25 weight-% water and wherein the liquid phase contains at least 25 weight-% of alcohol(s) of general formula (II) and alpha, beta unsaturated aldehyde(s) of general formula (I) and wherein the oxidant is oxygen and/or hydrogen peroxide.

Abstract: A composition comprising compound (I) of formula and compound (II) of formula wherein R2a and R2b independently from each other are a linear alkyl group with 1 to 4 carbon atoms and R1a, R1b, R3a to R6a and R3b to R6b independently from each other are a hydrogen atom or a linear alkyl group with 1 to 4 carbon atoms.

Abstract: Process for the preparation of alpha, beta unsaturated aldehydes by oxidation of alcohols where the oxidant is oxygen in the presence of a catalyst comprising platinum on a support in the presence of a liquid phase which contains at least 25 weight-% water based on the total weight of the liquid phase.

Abstract: A process for preparing 2,6-dimethyl-5-heptenal, comprising oxidizing citral of which more than 50% are present as geranial with hydrogen peroxide in the presence of a catalyst comprising a Baeyer-Villiger oxidation catalyst, preferably a tin-containing molecular sieve.

Abstract: A process for preparing a tin-containing zeolitic material having framework type BEA, comprising providing an aqueous synthesis mixture comprising a boron source, a silicon source, and a BEA structure directing agent; subjecting the synthesis mixture provided in to hydrothermal pre-crystallization conditions; adding the tin source to the obtained mixture; subjecting the obtained aqueous synthesis mixture to hydrothermal crystallization conditions, obtaining a tin-containing zeolitic material having framework type BEA comprised in its mother liquor.