Abstract: The invention relates to process for the regeneration of a catalyst comprising a titanium containing zeolite as catalytically active material comprising a stage comprising introducing a feed stream comprising propene, hydrogen peroxide or a hydrogen peroxide source, and an organic solvent into a reactor containing a catalyst comprising the titanium containing zeolite, subjecting the feed stream in the reactor to epoxidation conditions in the presence of the catalyst, removing a product steam comprising propylene oxide and the organic solvent from the reactor, stopping introducing the feed stream, washing the catalyst with a liquid aqueous system and calcining the washed catalyst.

Abstract: The present invention relates to a process for the production of a zeolitic material having a framework structure comprising YO2, wherein said process comprises: (1) preparing a mixture comprising one or more tetravalent elements Y in elemental form, one or more organic hydroxide salts, and one or more protic solvents; (2) reacting the mixture obtained in step (1) for converting at least part of the one or more tetravalent elements Y into an oxidic form thereof containing one or more Y—O single bonds and/or one or more Y?O double bonds; and (3) crystallizing a zeolitic material from the mixture obtained in step (2).

Abstract: The present invention relates to a process for the production of a boron-containing zeolitic material having an MWW framework structure comprising YO2 and B2O3, wherein Y stands for a tetravalent element, wherein said process comprises (a) providing a mixture comprising one or more sources for YO2, one or more sources for B2O3, one or more organotemplates, and seed crystals, (b) crystallizing the mixture obtained in (a) for obtaining a layered precursor of the boron-containing MWW-type zeolitic material, (c) calcining the layered precursor obtained in (b) for obtaining the boron-containing zeolitic material having an MWW framework structure, wherein the one or more organotemplates have the formula (I): R1R2R3N, wherein R1 is (C5-C8)cycloalkyl, and wherein R2 and R3 are independently from each other H or alkyl, as well as to a synthetic boron-containing zeolite which is obtainable and/or obtained according to the inventive process as well as to its use.

Abstract: A process for the post-treatment of a zeolitic material having a BEA framework structure, the process comprising (i) providing a zeolitic material having a BEA framework structure, wherein the framework structure of the zeolitic material comprises X2O3 and YO2, wherein Y is a tetravalent element and X is a trivalent element and wherein the molar ratio X2O3:YO2 is greater than 0.02:1; (ii) treating the zeolitic material provided in (i) with a liquid solvent system thereby obtaining a zeolitic material having a molar ratio X2O3:YO2 of at most 0.02:1, and at least partially separating the zeolitic material from the liquid solvent system; (iii) treating the zeolitic material obtained from (ii) with a liquid aqueous system having a pH in the range of 5.5 to 8 and a temperature of at least 75° C.

Abstract: A glass element is manufactured by a deep-drawing process with a plurality of surface regions marked by corresponding structure elements in the glass element such that they can be haptically sensed. A respective operator control input can be made by touching the surface regions.

Abstract: The disclosure relates to a method for producing an illumination system for an EUV apparatus in and to an illumination system for an EUV apparatus

Abstract: Described is a preparation method for zeolite molecular sieves by means of solid-state reactions without the usage of organic templates. The method comprises the following steps: grinding and mixing the solid raw materials comprising the silicon source, the aluminum source and the alkali source, transferring the obtained mixture into an autoclave, conducting the crystallization for a period of 5 hours-20 days at a temperature of 50-200° C. After filtering and drying the crystallized products, molecular sieves in a powder form can be obtained. The method provides different molecular sieves, including ZSM-5 zeolite, Beta zeolite, FAU zeolite, MOR zeolite, LTA zeolite, and GIS zeolite, with a high crystallinity and an adjustable Si/Al ratio within a certain range.

Abstract: In a motor vehicle, having at least one display device, a gaze direction of a vehicle occupant of the motor vehicle is detected and used to check whether the vehicle occupant has directed his gaze to a display region of the display device for at least a predefined gazing duration. If the gaze has been directed to the display region of the display device for at least the predefined gazing duration, an interaction mode of an operating device for controlling the display device is activated After the interaction mode has been activated, at least one predetermined criterion is used to determine whether control of the display device has been concluded. The interaction mode is maintained as long as it has been determined that the control of the display device has not been concluded or at least one other predetermined criterion has not yet been satisfied.

Abstract: In embodiments, methods and systems for implementing an infrastructure management system that supports hardware failure remediation are provided. A determination is made that a failure of a hardware component has occurred. The hardware component is part of a hardware composite. A remediation attribute of the hardware composite is accessed. The remediation attribute indicates a minimum operational bar for the hardware composite. The minimum operational bar is based on health metrics or optional and required components of the hardware composite. The bar supports determining whether the hardware composite should operate in a degraded state. A determination is made that the hardware composite if operating without the hardware component that has failed meets the minimum operational bar for the hardware composite. Operation of the hardware composite in the degraded state is initiated.

Abstract: The present invention relates to a process for the preparation of a zeolitic material having a CHA-type framework structure comprising YO2 and X2O3, wherein said process comprises the steps of: (1) providing a mixture comprising one or more sources for YO2, one or more sources for X2O3, one or more optionally substituted ethyltrimethylammonium cation-containing compounds, and one or more tetraalkylammonium cation R1R2R3R4N+-containing compounds as structure directing agent; (2) crystallizing the mixture obtained in step (1) for obtaining a zeolitic material having a CHA-type framework structure; wherein Y is a tetravalent element and X is a trivalent element, wherein R1, R2, and R3 independently from one another stand for alkyl, wherein R4 stands for cycloalkyl, and wherein the YO2:X2O3 molar ratio of the mixture in (1) ranges from 2 to 1,000, as well as to zeolitic materials which may be obtained according to the inventive process and to their use.

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: A process for preparing an aluminum-free boron containing zeolitic material comprising the framework structure MWW (BMWW), comprising (a) hydrothermally synthesizing the BMWW from a synthesis mixture containing water, a silicon source, a boron source, and an MWW template compound obtaining the BMWW in its mother liquor, the mother liquor having a pH above 9; (b) adjusting the pH of the mother liquor, obtained in (a) and containing the BMWW, to a value in the range of from 6 to 9; (c) separating the BMWW from the pH-adjusted mother liquor obtained in (b) by filtration in a filtration device.

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: A process for the oxidation of an organic carbonyl compound comprising reacting the compound, optionally in the presence of a solvent, with hydrogen peroxide in the presence of a catalyst comprising a tin-containing zeolitic material and at least one potassium salt.

Abstract: The invention is related to a process for preparation of a molding composition, the process comprising a1) preparing a mixture, the mixture comprising an at least bidentate organic compound or a salt thereof, a metal salt and a solvent, wherein the solvent comprises 25% to 60% by volume of an alcohol, selected from the group consisting of methanol, ethanol, n-propanol and isopropanol, and 40% to 75% by volume of water, and a2) producing the molding composition, the molding composition comprising at least a metal-organic framework material and the solvent, wherein the at least bidentate organic compound or a salt thereof and the metal salt react to the metal-organic framework material. The invention is further related to a process for production of shaped bodies.

Abstract: A touchpad detects a duration of a touch by an object at a current position and/or a distance traversed by the object. An operator control mode is predefined as a function of the duration and/or the distance. A pressure threshold value is predefined as a function of the operator control mode. The pressure applied to the touchpad is detected and if higher than the predefined pressure threshold value, a function of the motor vehicle which is assigned to the current position is triggered.

Abstract: The invention relates to a process for the preparation of metal-organic frameworks (MOFs) in form of a homogenous powder, and a process wherein the metal-organic framework is molded into shaped bodies.

Abstract: The invention relates to a ventilation system (10) with heat recovery adsorber, the ventilation system (10) for being installed in buildings, wherein the ventilation system (10) furthermore comprises at least one exterior intake/outlet opening (11) for an air stream from outside of the building and at least one interior intake/outlet opening (23) for an air stream from inside the building, at least one air fan unit (14) and at least one filter unit (12, 22), wherein the heat recovery adsorber includes a heat exchange material (16) for absorbing and releasing heat from the air streams and a sorption material (18) for at least adsorbing and desorbing at least one sorbate from the air streams, wherein the at least one sorbate is water vapor, said sorption material (18) comprising at least one adsorbent for water vapor exhibiting an s-shaped water adsorption isotherm (30) at room temperature (25° C.+/?10° C.

Abstract: An illumination system and a projection objective of a mask inspection apparatus are provided. During operation of the mask inspection apparatus, the illumination system illuminates a mask with an illumination bundle of rays having a centroid ray that has a direction dependent on the location of the incidence of the illumination bundle of rays on the mask.

Abstract: A process for the post-treatment of a zeolitic material having an MWW framework structure, the process comprising (i) providing a zeolitic material having an MWW framework structure, wherein the framework structure of the zeolitic material comprises X2O3 and YO2, wherein Y is a tetravalent element and X is a trivalent element and wherein the molar ratio X2O3:YO2 is greater than 0.02:1; (ii) treating the zeolitic material provided in (i) with a liquid solvent system thereby obtaining a zeolitic material having a molar ratio X2O3:YO2 of at most 0.02:1, and at least partially separating the zeolitic material from the liquid solvent system; (iii) treating the zeolitic material obtained from (ii) with a liquid aqueous system having a pH in the range of 5.5 to 8 and a temperature of at least 75° C.