DSpace Collection:
https://digitalcollection.zhaw.ch/handle/11475/13971
2024-03-29T08:31:34ZCoatings comprising antimicrobial active ingredients for food packaging
https://digitalcollection.zhaw.ch/handle/11475/28718
Title: Coatings comprising antimicrobial active ingredients for food packaging
Abstract: The present invention relates to a sheet-like element suitable for use in a food packaging, comprising a coating layer comprising surface-reacted calcium carbonate. The coating layer is adapted for being loaded with an antimicrobial active composition, such as an essential oil. The present invention further relates to a coating layer comprising surface-reacted calcium carbonate loaded with an antimicrobial active composition suitable for use in a food packaging, as well as to a process for the manufacture of said sheet-like element, a sheet-like element supply device, a food packaging comprising said sheet-like element, the use of said sheet-like element in a food packaging and the use of said sheet-like element for achieving an antimicrobial and/or antifungal and/or anti- mould and/or antifouling effect in a food packaging.2021-11-11T00:00:00ZMethods and compositions for treating conditions associated with hypermineralization
https://digitalcollection.zhaw.ch/handle/11475/26878
Title: Methods and compositions for treating conditions associated with hypermineralization
Abstract: The present disclosure relates to novel compounds that are activators of the cystathionine-gamma-lyase enzyme (CSE). The disclosure also relates to methods for preparing the compounds, methods of treatment and/or prevention and to pharmaceutical compositions comprising such compounds.2022-09-22T00:00:00ZNovel antifungal compounds
https://digitalcollection.zhaw.ch/handle/11475/26877
Title: Novel antifungal compounds
Abstract: The present invention refers to a compound having the formula (I): R1–Z–C≡C–C≡C–R3 (I) and pharmaceutical compositions comprising the same that can be used in prevention, treatment and alleviation of a fungal infection. The instant compounds and pharmaceutical compositions are particularly useful in treating, preventing and alleviating fungal infections caused by Candida fungi and Aspergillus fungi.2023-01-26T00:00:00ZTreatment of skin disorders
https://digitalcollection.zhaw.ch/handle/11475/26752
Title: Treatment of skin disorders
Abstract: The present invention relates to a compound of formula (I), pharmaceutically acceptable salts thereof as well as pharmaceutical compositions, for use in a method of topical treatment of a skin disease or skin disorder of a mammal, wherein said method comprises topical administration of said compound to said mammal, Formula (I) wherein R1 is selected from carbocyclyl or heterocyclyl, each independently optionally substituted with C1-C4alkyl, halogen, oxo, CF3, OR4, NR5R6, C6H5, C6H5 substituted with halogen, C1-C3alkyl, OR4, NR5R6, wherein R4, R5, R6 are independently at each occurrence H, C1-C3alkyl; R2 is selected from C5-C12alkyl, C4-C10alkoxy, C1-C3 alkyl ene-cycloalkyl, C1-C3alkylene-aryl, C1-C3alkylene-heteroaryl, wherein said alkyl, cycloalkyl, aryl and heteroaryl are each independently optionally substituted with one or more, typically and preferably one or two, substituents selected from C1-C2alkyl, C1-C2haloalkyl, halogen, C1-C2alkoxy; R3 is (Ia), wherein R7, R8, R9 and R10 are independently at each occurrence H or C1-C3alkyl, preferably H or methyl, or independently at each occurrence two of said R7, R8, R9 and R10 together with the carbon atom to which they are attached form a carbocyclic or heterocyclic ring, preferably a carbocyclic ring, and wherein R11 and R12 are independently of each other H or C1-C4alkyl optionally substituted with halogen, hydroxyl or C3-C6cycloalkyl; or together with the nitrogen atom to which they are attached form independently at each occurrence a heteroaryl or a heterocyclyl, each independently optionally substituted with halogen, C1-C4alkyl, OR13, NR14R15; wherein R13, R14, R15 are independently at each occurrence H, C1-C4alkyl, and wherein the arrow indicates the attachment to the C(O)-moiety depicted in formula (I).2022-08-11T00:00:00ZHeteroaryl compounds
https://digitalcollection.zhaw.ch/handle/11475/21727
Title: Heteroaryl compounds
Abstract: According to the present invention there is provided a compound of formula (I) wherein Z isR3 is lower alkyl or halo lower alkyl having from 2 to 6 carbon atoms or arylalkyl or -(CH2)s-V where V is a 3 to 8-membered ring which is cycloalkyl, cycloalkenyl, or heterocycloalkyl having one heteroatom selected from oxygen and sulfur ; s is independently 0, 1 or 2; M is hydrogen or halo or lower alkyl or perfluoro-lower alkyl;A is or where Y is oxygen or sulfur, and its pharmaceutically acceptable salts thereof. These compounds are considered to be useful for the treatment of type II Diabetes.2004-07-29T00:00:00ZComposition for treatment of pathogens that are resistant to tetracyclines
https://digitalcollection.zhaw.ch/handle/11475/21726
Title: Composition for treatment of pathogens that are resistant to tetracyclines
Abstract: The invention relates to compounds and pharmaceutical compositions useful in combination with tetracyclines in the treatment of bacterial infections caused by Gram- positive and Gram-negative pathogens, with particular efficacy in tetracycline resistant strains. These compounds specifically bind to TetR and therefore prevent the transcriptional activation of tet resistance genes. The compounds have a potentiating effect on the activity of members of the tetracycline family, in particular of tetracycline, minocycline, doxycycline and tigecycline, in the treatment of tetracycline susceptible, intermediate and tetracycline resistant pathogens.2015-12-09T00:00:00ZMethods for detecting fungi in turf grass with a lamp assay having novel primer sets
https://digitalcollection.zhaw.ch/handle/11475/19078
Title: Methods for detecting fungi in turf grass with a lamp assay having novel primer sets
Abstract: The present invention provides a method for detecting fungal DNA in a turf grass sample with a loop- mediated isothermal amplification (LAMP) assay which contains primers for fungal DNA of at least one turf pathogenic fungi selected from Sclerotinia homoeocarpa, Rhizoctonia solani spp., Pythium aphanidermatum, Gaeumannomyces graminis spp., Microdochium nivale spp., Magnaporthe poae, Colletotrichum graminicola, Colletotrichum cereale and Pythium ultimum var. ultimum, comprising: subjecting the turf sample to a LAMP reaction wherein the LAMP reaction uses a primer set of four or more nucleic acid sequences with each primer in the set having from 15 to 50 nucleic acids The primers useful in the present method are selected from specifically selected internal transcribed spacer regions or genes of the target fungi to provide improved assay results.2019-08-08T00:00:00ZVerfahren und Vorrichtung für die Bestimmung von Substrat- und Produktkonzentrationen in einem Medium
https://digitalcollection.zhaw.ch/handle/11475/17356
Title: Verfahren und Vorrichtung für die Bestimmung von Substrat- und Produktkonzentrationen in einem Medium
Abstract: The invention relates to a method for the determination of analyte concentrations in liquid and/or gaseous media, whereby several probes withdraw at least one analyte from several sampling regions (3), across a semi-permeable membrane (2), by time-controlled diffusion of the at least one analyte between the relevant medium and a diffusion medium, which is fed to the sampling regions (3) through fluid lines (5a, 5b), by means of at least one pump (6). The diffusion medium is removed from the sampling region, with concomitant introduction of new diffusion medium and led to at least one detector (7) and analysed by the same. Said pump (6) works continuously and the diffusion medium may be alternately pumped to the fluid line sections (5b), by means of a multiple valve arrangement or a multiway-valve (12), arranged in series with the sampling regions (3). The invention is characterised in that the detector (7) can be continuously fed with diffusion medium by means of the fluid line sections (5b) and the bypass line (20).;A detector and a pump are additionally connected by a bypass line (20) which is connected to the valve arrangement (12). The diffusion medium is continuously introduced to the detector via the fluid line sections and the bypass line. Determining substrate and product concentrations in liquid and/or gaseous media comprises withdrawing at least one analyte from several sampling regions (3) across a semi-permeable membrane (2) by time-controlled diffusion of the analyte between the relevant medium and a diffusion medium which is fed to the sampling regions via fluid lines (5a, 5b) by means of a pump (6). The diffusion medium is removed from the sampling regions with the simultaneous introduction of a new diffusion medium and led to a detector (7) and analyzed to determine the analyte concentration. The pump works continuously and the diffusion medium is fed to the fluid line sections via a multiple valve arrangement (12) connected to the sample regions. The detector and the pump are additionally connected by a bypass line (20) which is connected to the valve arrangement (12). The diffusion medium is continuously introduced to the detector via the fluid line sections and the bypass line. An independent claim is also included for a device for carrying out the process.2001-12-06T00:00:00ZMass spectrometric screening of catalysts
https://digitalcollection.zhaw.ch/handle/11475/17355
Title: Mass spectrometric screening of catalysts
Abstract: Screening methods have been used to identify catalysts or to identify improved catalysts by mass spectrometric anal. of products of catalysis, particularly catalyst-bound intermediate products in the catalytic cycle. The screening methods employ a two stage (or two step) mass spectrometric detection method in which ions formed in a first stage ionization and which are linked to catalyst performance are selected and the catalyst assocd. with the selected ion is identified in a second stage employing tandem mass spectrometry. The screening methods avoid explicit encoding because the identity of the catalyst is implicitly contained in the product mol. mass (typically an intermediate product), since the catalyst (or a portion thereof) remains attached to the product.2004-09-28T00:00:00ZAntiprotozoal compounds
https://digitalcollection.zhaw.ch/handle/11475/17354
Title: Antiprotozoal compounds
Abstract: The present invention relates to a compound of formula (I) wherein --A-- represents a peptide chain, wherein said peptide chain consists of 5 to 7 amino acids, wherein said amino acids are selected from any amino acid, wherein at least two, preferably at least three of said 5 to 7 amino acids are ±-aminoisobutyric acid (Aib), leucine (Leu) or alanine (Ala); R 1 is wherein X is N or CH; R 5 is selected from H, C 1 -C 16 alkyl, C 1 -C 16 alkenyl, C(O)-C 1 -C 16 alkyl, C(O)-C 1 -C 16 alkenyl, (wherein said C 1 -C 16 alkyl, C 1 -C 16 alkenyl, C(O)-C 1 -C 16 alkyl, C(O)-C 1 -C 16 alkenyl are) independently optionally substituted with halogen, NR 11 R 12 , -[O-C 2 H 4 ] n -OCH 3 wherein n=2-20; C(O)-R 8 , C(O)-C 1 -C 3 alkylene-R 8 , N(H)C(O)-R 8 , or S(O) 2 -R 9 , wherein R 8 is independently at each occurrence selected from aryl, heteroaryl, cycloalkyl, heterocyclyl, each independently optionally substituted with C 1 -C 4 alkyl, halogen, CF 3 , OR 10 , NR 11 R 12 , C 6 H 5 and C 6 H 5 substituted with halogen, C 1 -C 3 alkyl, OR 10 , NR 11 R 12 ; wherein R 10 , R 11 , R 12 are independently at each occurrence H, C 1 -C 3 alkyl; R 9 is independently at each occurrence selected from C 1 -C 4 alkyl, aryl, heteroaryl, each independently optionally substituted with C 1 -C 4 alkyl, halogen, CF 3 , OR 13 , NR 14 R 15 ; wherein R 13 , R 14, R 15 are independently at each occurrence H, C 1 -C 3 alkyl; R 6, R 7 are independently at each occurrence selected from H, C 1 -C 4 alkyl, C 1 -C 4 alkenyl, C(O)-C 1 -C 3 alkyl, C(O)-C 1 -C 4 alkenyl, (wherein said C 1 -C 4 alkyl, C 1 -C 4 alkenyl, C(O)-C 1 -C 3 alkyl, C(O)-C 1 -C 4 alkenyl are) independently optionally substituted with halogen, NR 11 R 12 ; or R 6 and R 7 together with the X-C to which they are attached form independently at each occurrence an aryl, heteroaryl, cycloalkyl, heterocyclyl, each independently optionally ( further ) substituted with C 1 -C 4 alkyl, halogen, CF 3 , OR 10 , NR 11 R 12 , C 6 H 5 and C 6 H 5 substituted with halogen, C 1 -C 3 alkyl, OR 10 , NR 11 R 12 ; wherein R 10 , R 11 , R 12 are independently at each occurrence H, C 1 -C 3 alkyl; and wherein the arrow indicates the attachment to the NH-moiety depicted in formula (I); R 2 is selected from C 1 -C 14 alkyl, C 2 -C 14 alkyl optionally substituted with OH, C 2 -C 14 alkoxy, C 2 -C 14 alkenyl optionally substituted with OH; C 1 -C 8 alkylene-R 23 , wherein in alkylene one or two -CH 2 - moieties are optionally replaced by -CH(NR 24 R 25 )-,-CH(OH)-, -C(=O)-, -NR 24 R 25 - or -CH(CH 3 )- moieties, wherein there are no adjacent-C(=O)- moieties or adjacent -NR 24 R 25 - moieties, and wherein R 23 is independently at each occurrence selected from hydrogen; aryl, heteroaryl, cycloalkyl, heterocyclyl, each independently optionally substituted with C 1 -C 4 alkyl, OR 26 , NR 27 R 28 ; wherein R 26 , R 27 , R 28 are independently at each occurrence H, halogen, CF 3 , C 1 -C 3 alkyl; and wherein R 24 and R 25 are independently at each occurrence H, C 1 -C 3 alkyl; with the proviso that R 2 is not -CH 2 CH(CH 3 )CH 2 CH(OH)CH 2 C(O)C 2 H 5 , -CH 2 CH(CH 3 )CH 2 CH=CHC(O)C 2 H 5 , -CH 2 CH(CH 3 )CH 2 CH 2 CH 2 C(O)C 2 H 5 , -CH 2 CH(CH 3 )(CH 2 ) 3 CH(OH)C 2 H 5 , -CH 2 CH(CH 3 )CH 2 CH(OCH 3 )CH 2 C(O)C 2 H 5 ; R 3 is selected from C 2 -C 12 alkyl optionally substituted with OH, C 2 -C 12 alkoxy, C 2 -C 12 alkenyl optionally substituted with OH, C 1 -C 8 alkylene-R 29 , wherein in alkylene one or two -CH 2 - moieties are optionally replaced by -CH(NR 30 R 31 )-, -CH(OH)-, -C(=O)-, -NR 30 R 31 - or -CH(CH 3 )- moieties, wherein there are no adjacent -C(=O)- moieties or adjacent -NR 30 R 31 - moieties, and wherein R 29 is independently at each occurrence selected from hydrogen; aryl, heteroaryl, cycloalkyl, heterocyclyl, each independently optionally substituted with C 1 -C 4 alkyl, OR 32 , NR 33 R 34 ; wherein R 32 , R 33 , R 34 are independently at each occurrence H, halogen, CF 3 , C 1 -C 3 alkyl; and wherein R 30 and R 31 are independently at each occurrence H, C 1 -C 3 alkyl; R 4 is wherein R 35 is independently selected from hydrogen and C 1 -C 3 -alkyl; R 36 is independently at each occurrence selected from -cycloalkyl-NR 41 R 42 , wherein said cycloalkyl moiety is optionally substituted by C 1 -C 4 alkyl, hydroxyl, halogen, OR 43 ; -C 3 -C 6 alkylene-NR 41 R 42 , wherein said C 3 -C 6 alkylene moiety is optionally substituted by hydroxyl, OR 43 , halogen; cycloalkyl optionally substituted with C 1 -C 4 alkyl, halogen, OR 43 ; or wherein R 35 and R 36 together with the nitrogen atom to which they are attached form independently at each occurrence a heteroaryl, a heterocyclyl or a heterocyclic spiranyl, each independently optionally substituted with C 1 -C 4 alkyl, halogen, OR 43 , NR 44 R 45 , wherein R 43 , R 44 , R 45 are independently at each occurrence H, C 1 -C 4 alkyl; and wherein R 37 , R 38 , R 39 and R 40 are independently at each occurrence H or C 1 -C 3 alkyl, preferably H or methyl, or independently at each occurrence two of said R 37 , R 38 , R 39 and R 40 together with the carbon atom to which they are attached form a carbocyclic or heterocyclic ring, preferably a carbocyclic ring, and wherein R 41 and R 42 are independently of each other H or C 1 -C 4 alkyl optionally substituted with halogen, hydroxyl or C 3 -C 6 cycloalkyl; or together with the nitrogen atoms to which they are attached form independently at each occurrence a heteroaryl or a heterocyclyl, each independently optionally substituted with halogen, C 1 -C 4 alkyl, OR 43 , NR 44 R 45 ; wherein the arrow indicates the attachment to the C(O)-moiety depicted in formula (I); and pharmaceutically acceptable salts of said compound of formula (I). The present invention further relates to pharmaceutical compositions comprising said compounds and to the use of said compounds in a method of treatment of a protozoan disease, wherein preferably said protozoan disease is selected from malaria, human African trypanosomiasis, Chagas disease or leishmaniasis.2018-07-11T00:00:00ZSubstituted arylcyclopropylacetamides as glucokinase activators
https://digitalcollection.zhaw.ch/handle/11475/17040
Title: Substituted arylcyclopropylacetamides as glucokinase activators2011-04-20T00:00:00ZElektrochemischer Sensor
https://digitalcollection.zhaw.ch/handle/11475/17039
Title: Elektrochemischer Sensor
Abstract: Die Erfindung betrifft einen elektrochemischen Sensor mit einem ionensensitiven Feldeffekttransistor (ISFET).2013-07-03T00:00:00ZPreparation of concrete accelerator
https://digitalcollection.zhaw.ch/handle/11475/17038
Title: Preparation of concrete accelerator
Abstract: An alkali-free accelerator for sprayed concrete is prepared by dissolving aluminium sulphate in water and amorphous aluminium hydroxide in water optionally containing amine, and optionally adding at least one stabiliser, selected from hydroxycarboxylic acids and phosphoric acids and non-alkaline salts thereof, and at least one defoaming agent.; An alkali-free accelerator for sprayed concrete is prepared by dissolving aluminium sulphate and amorphous aluminium hydroxide in water which optionally contains one amine, and optionally adding at least one stabiliser, selected from hydroxycarboxylic acids and phosphoric acids and non-alkaline salts thereof, and at least one defoaming agent.2008-02-27T00:00:00ZConcrete admixture
https://digitalcollection.zhaw.ch/handle/11475/17037
Title: Concrete admixture
Abstract: An accelerating admixture for sprayed concrete comprises: (a) the reaction product of aluminium hydroxide with an organic acid; (b) aluminium sulphate; and (c) at least one alkanolamine. Concrete to which accelerator has been added sets rapidly.2012-08-15T00:00:00ZCocoa extracts, cocoa products and methods of manufacturing the same
https://digitalcollection.zhaw.ch/handle/11475/16463
Title: Cocoa extracts, cocoa products and methods of manufacturing the same
Abstract: Disclosed is a method for processing cocoa beans or nibs comprising the steps of: (a) adding water to cocoa beans or nibs to form a suspension; (b) wet grinding said suspension; (c) subjecting said suspension to a heat treatment at a temperature of 70°C or less; (d) separating the suspension into: a water phase (heavy phase), a fat phase (light phase) comprising cocoa butter, and a solid phase comprising cocoa powder and fluid components; (e) continuously separating the fluid components from the solid phase obtained in step (d) to obtain cocoa aroma and cocoa powder by supplying a flow of said solid phase to a mixing device; wherein the mixing device comprises: a cylindrical, tubular body with a horizontal axis having an inlet opening for the solid phase, an outlet opening for the dried solid phase and an optional outlet opening for a vapor phase comprising cocoa aroma; end plates closing the tubular body at its opposite ends; a coaxial jacket heating or cooling the internal wall of the tubular body to a temperature of from 55°C to 150°C; and a bladed rotor, which is supported for rotation in the tubular body, its blades being arranged as a helix and oriented for centrifuging the solid phase and simultaneously transporting it towards the outlet opening.2018-02-21T00:00:00ZChocolate, chocolate-like products, chocolate construction kit and methods for preparing the same
https://digitalcollection.zhaw.ch/handle/11475/16462
Title: Chocolate, chocolate-like products, chocolate construction kit and methods for preparing the same
Abstract: The method for processing fermented or incubated cocoa beans comprises the steps of: adding water to fermented or incubated cocoa beans or nibs to form a suspension; wet grinding said suspension; subjecting said suspension to a heat treatment at a temperature of 70°C or less; separating the suspension into a water phase (heavy phase), a fat phase (light phase) and a solid phase, said fat phase comprising cocoa butter as a major component and solids and/or water as minor components and said solid phase comprising cocoa powder and water; and separately processing the three phases, which comprises: neutralizing and/or removing acetic acid formed during fermentation or formed or added prior to or during an incubation of the cocoa beans via the water phase, and optionally separating cocoa butter from the fat phase, separating cocoa powder from the solid phase, and separating cocoa aroma and a polyphenolic powder from at least the water phase.2018-02-21T00:00:00ZCocoa products based on unfermented cocoa beans and methods for preparing the same
https://digitalcollection.zhaw.ch/handle/11475/16461
Title: Cocoa products based on unfermented cocoa beans and methods for preparing the same
Abstract: Disclosed is a method for processing unfermented cocoa beans, comprising the steps of: (a) adding water to said unfermented cocoa beans to form a suspension; (b) wet grinding said suspension; (c) subjecting said suspension to a heat treatment at a temperature of 70°C or less; (d) separating the suspension into a water phase (heavy phase), a fat phase (light phase) and a solid phase, said fat phase comprising cocoa butter as a major component and solids and/or water as minor components and said solid phase comprising cocoa powder and water; and (e) separately processing the three phases, which optionally comprises separating cocoa butter from the fat phase, separating cocoa powder from the solid phase, and separating cocoa aroma and a polyphenolic powder from at least the water phase. Further disclosed are methods of manufacturing of a cocoa product construction kit and chocolate or chocolate-like products comprising high amounts of nutritionally beneficial and useful components of the cocoa fruit, such as e.g. polyphenols, antioxidants, vitamins and/or sugars, making use of the above technique.2018-02-21T00:00:00ZCocoa fruit processing methods and cocoa products obtained by the same
https://digitalcollection.zhaw.ch/handle/11475/16460
Title: Cocoa fruit processing methods and cocoa products obtained by the same
Abstract: Disclosed is a method for processing cocoa fruits, comprising the steps of: (a) adding water to cocoa beans to form a suspension; (b) wet grinding said suspension; (c) subjecting said suspension to a heat treatment at a temperature of 70°C or less; (d) separating the suspension into a water phase (heavy phase), a fat phase (light phase) and a solid phase, said fat phase comprising cocoa butter as a major component and solids and/or water as minor components and said solid phase comprising cocoa powder and water; and (e) separately processing the three phases, which optionally comprises: separating cocoa butter from the fat phase, separating cocoa powder from the solid phase, and separating cocoa aroma and a polyphenolic powder from at least the water phase; wherein the cocoa beans are non-depulped; or wherein cocoa pulp contained in cocoa fruits are separated from the cocoa beans in a depulping step, processed separately from the cocoa beans, and subsequently added to the suspension before or during any of steps (a), (b), (c), or (d). Further disclosed are methods of manufacturing of a cocoa product construction kit and chocolate or chocolate-like products comprising high amounts of nutritionally beneficial and useful components of the cocoa fruit, such as e.g. polyphenols, antioxidants, vitamins and/or sugars, making use of the above technique.2018-02-21T00:00:00ZCocoa bean processing methods and techniques
https://digitalcollection.zhaw.ch/handle/11475/16459
Title: Cocoa bean processing methods and techniques
Abstract: Generally speaking, the present invention relates to a method for processing cocoa beans comprising the following steps: a) adding water to a plurality of cocoa beans to form a suspension; b) wet grinding said cocoa bean water suspension in a first coarse grinding step in a first mill; c) wet grinding said cocoa bean water suspension in a second fine grinding step in a second mill such that cocoa bean particles with a particle size of 40 micrometers or less, preferably 10 micrometers or less, are obtained; d) heating said cocoa bean water suspension to a temperature of 70 degrees Celsius or less; and e) decanting said cocoa bean water suspension such that said suspension is separated into three phases, a water phase, a fat phase, and solids.2017-04-26T00:00:00ZCoffee process
https://digitalcollection.zhaw.ch/handle/11475/16458
Title: Coffee process
Abstract: Generally speaking, the present invention is directed to improved techniques for processing coffee beans and, in particular, for extracting useful products from coffee beans. In certain non-limiting embodiments, the invention is directed to methods and/or processes of extracting products useful for coffee powders and/or liquids (e.g., for use as or with instant coffee type products or as coffee flavor additives). In certain other non-limiting, example embodiments, the invention is directed towards methods and/or processes for extracting aromatics or bio-actives or other desirable by-products from coffee beans for use in one or more food industries or other commercial-type applications (including, for example, for addition to coffee powders and the like).2014-04-23T00:00:00ZCatalytically accelerated gaseous phase reactions
https://digitalcollection.zhaw.ch/handle/11475/15414
Title: Catalytically accelerated gaseous phase reactions
Abstract: In a process for carrying out a reaction in the gaseous phase catalytically accelerated by anion or cations, the catalyst is introduced into the gaseous reaction mixture as a free anion or cation without the corresponding counter-ion, and at least substantially without solvent. The catalyst is activated in a solvent and then the solvent and the counter-ion are substantially removed before the catalyst is introduced into the reaction mixture. This process is particularly suitable for the production of polyolefins.2003-06-18T00:00:00ZDevice for the extraction and analysis of gases
https://digitalcollection.zhaw.ch/handle/11475/15413
Title: Device for the extraction and analysis of gases
Abstract: Die Vorrichtung zum Extrahieren und Analysieren von Gas weist einen Gaschromatographen mit einem miniaturisierten Chromatographen-Modul (30) und ein miniaturisiertes Gasextraktionsmodul (20) auf. Das Gasextraktionsmodul weist mindestens einen Gasextraktor (21, 22) auf, welcher eine gaspermeable Membran zum Extrahieren von Gas aus einer Flüssigkeit durch die Membran aufweist. Dabei ist eine Probengasabfuhrleitung des Gasextraktionsmoduls mit einer Kapillare zur Zufuhr von Probengas im Chromatographen-Modul verbunden und bildet einen Verbindungsabschnitt einer Probengasleitung. Der Verbindungsabschnitt der Probengasleitung zwischen Gasextraktionsmodul (20) und Injektor (34) des Chromatographen-Moduls (30) sind ventilfrei.2019-02-13T00:00:00ZVerfahren zur gaschromatischen Trennung eines Enantiomerengemisches
https://digitalcollection.zhaw.ch/handle/11475/14710
Title: Verfahren zur gaschromatischen Trennung eines Enantiomerengemisches
Abstract: Gas chromatographic separation of an enantiomeric mixture, comprises feeding the enantiomer mixture as a gaseous mobile phase through a fixed stationary phase on a support material, where the stationary phase is hexakis(2,3,6-tri-O-butyl)-cyclo-maltohexaose in a non-volatile solvent, and the butyl residue of haxa core is optionally fully or partially fluorinated or deuterated.2016-09-21T00:00:00Z