baber/WOPTO huggingface dataset:
Patent CU-22091-A1 (CU)
Inventor: FONSECA COLUMBIE MARINO
IPC: E04B1/74
Filed: 1988-07-07
Abstract: SE RELACIONA CON LA RAMA QUIMICA Y EN PARTICULAR SE REFIERE A UNA                                   COMPOSICION PARA LA PRODUCCION DE MATERIALES TERMOAISLANTES EMPLEANDO UN                            CONCENTRADO ASFALTENICO RESIDUAL DEL PROCESO DE DESASFALTENIZACION DEL                              PETROLEO CRUDO. EN LA COMPOSICION INTERVIENEN: ASFALTENOS, CEMENTO, CAL,                            TOBA, HIDROXIDO DE SODIO, AGUA Y UN AGENTE TENSIOACTIVO QUE PARA ESTE CASO                          FUE EL LIGNOSULFONATO DE SODIO. A PARTIR DE ESTA COMPOSICION OBJETO DE LA                           INVENCION SE MOLDEAN ARTICULOS DE DISTINTA GEOMETRIA, INCLUYENDO PANELES Y                          PLANCHAS, LAS CUALES MUESTRAN EXCELENTES CUALIDADES COMO AISLANTE TERMICO Y                         ACUSTICO. LAS CARACTERISTICAS FUNDAMENTALES DE ESTOS ARTICULOS SON BAJA                             CONDUCTIVIDAD TERMICA, BAJA DENSIDAD VOLUMETRICA Y RESISTENCIA MECANICA                             ACORDE A LAS NORMAS ESTABLECIDAS.\!
Patent CU-22214-A1 (CU)
Inventor: CASTRO MENDEZ IRMA
IPC: A01N43/08
Filed: 1989-01-12
Abstract: SE REFIERE AL CAMPO DE LOS AGROQUIMICOS, PARTICULARMENTE A LOS REGULADORES                          DEL CRECIMIENTO VEGETAL Y A LOS FUNGICIDAS FORMULADOS A PARTIR DE N-                                HIDROXIETILAMIDAS FURANICAS OBTENIDAS A PARTIR DE CLORUROS DE ACIDOS                                FURANICOS Y LA ETANDAMINA A TEMPERATURAS ENTRE -5 Y +5 0C. LOS COMPUESTOS                           OBTENIDOS POR ESTE PROCEDIMIENTO FUERON CARACTERIZADOS POR ESPECTROSCOPIA                           UV, IR Y RMN, ASI COMO POR ANALISIS ELEMENTAL, SIENDO FORMULADOS                                    CONVENIENTEMENTE Y ESTUDIADAS LAS CARACTERISTICAS BIOACTIVAS COMO                                   REGULADORES DEL CRECIMIENTO VEGETAL Y FUNGICIDAS FRENTE A HONGOS QUE                                AFECTAN LOS CULTIVOS AGRICOLAS, RESULTANDO SATISFACTORIOS.\!
Patent WO-9510746-A1 (WO)
Title: Echangeur de chaleur en forme de table
Inventor: DINULESCU MIRCEA
IPC: F28F3/00
Filed: 1994-10-12
Abstract: Un échangeur de chaleur conçu pour des applications soumises à des températures et à des pressions élevées comprend un noyau (1) composé de plaques planes, parallèles et réciproquement espacées (7), définissant des passages pour des fluides d'échange thermique, le noyau (1) étant comprimé entre des panneaux terminaux (2) par des tiges de raccordement. L'échangeur de chaleur comprend en outre un élément d'écartement (10) rempli d'une matière isolante (12) et disposé entre le noyau (1) et chacun des panneau terminaux (2). Ces derniers sont maintenus éloignés du noyau (1) par des ressorts situés entre les panneaux terminaux (2) et les éléments d'écartement (10) et/ou situés sur les tiges de raccordement (3).
Patent WO-0059656-A1 (WO)
Inventor: CERV HORST
IPC: B65G39/02
Filed: 2000-03-30
Abstract: The invention relates to a load-carrying roller for roller tables or conveyor belts, comprising a tubular body having a cylindrical jacket and at whose frontal face ends coaxial axle-journals are positioned which receive journal bearings in which the load-carrying roller is supported in a rotating manner. The axle-journals (4) are embodied by a narrowing of the two ends of the tubular body (1).
Patent WO-0159353-A1 (WO)
Title: Vorrichtung zum wechseln einer anbohrarmatur
Inventor: SIEMSEN RICHARD
IPC: B23B41/08
Filed: 2001-01-08
Abstract: Bisherige Wechselvorrichtungen sind nicht universell für verschiedenartig ausgeführte Anbohrarmaturen einsatzfähig. Es wird daher eine Vorrichtung vorgeschlagen, die im Wesentlichen aus einer Spanneinheit (4), einer Krafteinheit (5), einer Verschiebeeinheit (6) und einer Anschlageinheit (7) besteht. Die untere Schiebeschelle (21) der Verschiebeeinheit (6) besizt eine gegenüber der Schiebeschelle (21) verschiebbare und einstellbare Spannbacke (25), die einerseits die Verschiebekraft über eine Druckfläche (28) auf den Spannbügel der neuen Anbohrarmatur (3) und parallel dazu über gegenüber der Spannbacke (25) verschiebbare und einstellbare Kraftübertragungselemente auf den Spannbügel der auszuwechselnden Anbohrarmatur (1) überträgt.
Patent WO-0212697-A1 (WO)
Inventor: LANDSCHOFF OTWIN
IPC: G05B23/00
Filed: 2001-06-23
Abstract: A method and device for monitoring a sensor, in particular, a sensor for determining a pressure parameter which characterises the pressure of the inlet air in an internal combustion engine is disclosed. An error is recognised when a change in an operating parameter which characterises the injected amount of fuel has no corresponding change in the output parameter from the sensor as a result.
Patent WO-02092302-A1 (WO)
Title: Verfahren zur herstellung eines dreidimensional biegeverformbaren flächenelementes
Inventor: MOELLER ACHIM
IPC: B27H1/00
Filed: 2002-05-17
Abstract: Das Verfahren dient der Herstellung eines dreidimensional biegeverformbaren Flächenelementes aus Holz oder Holzverbundwerkstoff zur Fertigung von geschichteten, dreidimensionalen Formteilen oder zum Beschichten von dreidimensionalen Formteilen. Dabei wird ein Werkstück aus Holz, Lagenholz oder einem Verbund aus Holz und einem oder mehreren weiteren Flächenmaterialen eingesetzt, dessen Dicke mindestens 5% grösser als die Dicke des herzustellenden 3D-Flächenelement ist. In das Werkstück werden zueinander beabstandete, schmale Nuten eingebracht, wobei die Nuttiefe jeweils grösser oder gleich der Dicke des 3D-Flächenelementes und kleiner als die Dicke des Werkstückes ist. Anschliessend wird der Anteil des Werkstückes, der über die Dicke des herzustellenden 3D-Flächenelementes hinausgeht, von dem verbleibenden 3D-Flächenelement abgetrennt oder so behandelt, dass zumindest zeitweise kein fester Zusammenhalt der durch Nuten getrennten Streifen des künftigen 3D-Flächenelementes vorhanden ist. Dabei werden die durch Nuten voneinander geteilten Bereiche des Werkstückes vor, während oder nach dem Abtrennen vom Werkstück durch einen Querverbund untereinander und/oder auf einem Träger fixiert.
Patent WO-03106224-A1 (WO)
Inventor: MATTES BERNHARD
IPC: B60R21/206
Filed: 2003-02-14
Abstract: L'invention concerne un dispositif de protection pour une personne enceinte se trouvant dans un véhicule. Selon l'invention, un capteur sert à reconnaître une personne enceinte et des moyens de retenue sont configurés de sorte que leur fonctionnalité soit modulée en fonction d'un signal dudit capteur. A cet effet, en cas d'accident, ces moyens de retenue peuvent être mis hors service ou bien déployer une force réduite, ou bien encore être utilisés en fonction de la situation.
Patent WO-2004002574-A1 (WO)
Title: Verfahren zur prophylaxe und therapie von mykosen bei fischen und wirbellosen und deren entwicklungsstadien
Inventor: RINGPFEIL MANFRED
IPC: A01N63/50
Filed: 2003-06-16
Abstract: Die Erfindung betrifft ein Verfahren zur Prophylaxe und Therapie von Mykosen bei Fischen und Wirbellosen und deren Entwicklungsstadien. Anwendungsgebiete sind die Tierhaltung und die Tierproduktion. Die Erfindung wird gemäss den Patentansprüchen realisiert, sie betrifft ein Verfahren zum Schutz von Fischen und Wirbellosen und deren Entwicklungsstadien vor Mykosen, hervorgerufen durch Pilze der Gattungen Saprolegnia, Achlya, Aphanomyces und anderer in Aquakulturen bedeutsamer Arten (nachfolgend pathogene Pilze genannt) durch den Einsatz von ss - glucanspaltenden Enzymgemischen (nachfolgend als Enzymgemische bezeichnet) aus Mikroorganismen, vorzugsweise der Gattungen Trichoderma und Bacillus allein oder an Kombination mit Agenzien, vorzugweise Polysaccharide, Polykationen oder Proteinen. Dieser Einsatz führt zu einer Hemmung bzw. Lyse pathogener Pilze.
Patent DE-1811457-A1 (DE)
Title: Annular cupola furnace
Inventor: SCHMITT DR-ING WILHELM
IPC: F27B1/04
Filed: 1968-11-28
Abstract: Smelting furnace is annular with blast tuyeres in both inner and outer walls, and tapping holes below.
Patent DE-1812384-A1 (DE)
Title: Pyrazolidines as pharmaceuticals or - intermediates
Inventor: KARL-DIETER HESSE DR
IPC: C07D231/04
Filed: 1968-12-03
Abstract: Pyrazolidines are prepared by condensing a mixture of hydrazine deriv. R1NHNH2, (where R1 = phenyl, methyl- or dimethyl-phenyl, or acyl); and olefin R3 CH = CR4R5, (where R3 and R4 = H or CH3; and R5 = phenyl, vinyl or CH3, but R5 = CH3 when R4 = H). In particular, phenylhydrazine, paraformaldehyde and styrene are condensed in aqueous acetic acid (70-100%). The products have valuable pharmaceutical applications or may be hydrogenated to obtain 1,3-diamines.
Patent DE-1906110-A1 (DE)
Title: Tunnel furnace carriage with reduced - thermal stress and heat requirements
Inventor: HIRSCH JOHANNES
IPC: F27D1/00
Filed: 1969-02-07
Abstract: Tunnel furnace carriage with reduced thermal stress and heat requirement A sheet-iron box on a bogie has on its underside a covering layer to hold loose granular protective material, e.g of spherical form, this material has no fixed or loose cover facing the combustion channel.
Patent DE-1907779-A1 (DE)
Title: Zinc alloys of improved mechanical props
Inventor: MOHR DIPL-CHEM DR ERICH
IPC: C22C18/00
Filed: 1969-02-15
Abstract: Refined sinc and zinc alloys have better flow properties, increased hardness and mechanical properties and better working qualities contain pref. 0.02 to 0.04% Ni, 0.011 to 0.014% Fe, 0.05 to 0.10% Ti and 0.0008 to 0.0015 Mg. Additionally they may contain lead, copper, chromium cadmium, manganese, tin and cobalt between 0.001 and 0.015%.
Patent DE-1914209-A1 (DE)
Title: Dihydric alcohols continuouslyacetalated
Inventor: HUGO FUCHS DR
IPC: C07D319/06
Filed: 1969-03-20
Abstract: The alcohol and aqueous formaldehyde enter a rectification column near the top and the acetal or a water/acetal azeotrope - is obtained at the top and water at the bottom. An acid catalyst, e.g. acid form of an ion-exchange material, is used. The method can be used to make cyclic acetals of glycol, propane diol 1:2 or 1:3 or butane diols.
Patent DE-1916316-A1 (DE)
Title: Absorption of gas from gas/liquid mixtures
Inventor: CHRISTIAN KOCH DIPL-ING
IPC: B01D53/02
Filed: 1969-03-29
Abstract: As in patent P 1808 623.2 (DT) the gas and liquid are directed up in a column with floors which have openings and are of highly porous, sintered material. The absorption partly takes place in the porous floors. The gas and liquid are directed up through a system of columns divided into units, so that the gas and fluid within each unit flow together and within the system flow together and/or against each other.
Patent DE-1928207-A1 (DE)
Title: Separating maleic anhydride from aqueous - solution
Inventor: RUDI SCHANZ DR
IPC: C07C51/56
Filed: 1969-06-03
Abstract: Maleic acid solution is continuously reduced to 0-10% wt water in one or more thin film evaporators at 115 degrees C-160 degrees C and 400-760 Torr followed by further continuous treatment in thin film evaporators at 130 degrees C-200 degrees C and 50-760 Torr to remove any water and distill the maleic anhydride.
Patent DE-1944679-A1 (DE)
Title: Clearing oil pollution with foam material - binding the oil
Inventor: KARL RINCK FRIEDRICH
IPC: C02F1/68
Filed: 1969-09-03
Abstract: The foam material is produced at the polluted site by spraying a reactive mixture onto the oil to generate a foam material, with a cross-linking rate of more than 100, pref. polyurethane. Pref., a reactive mixture is used which contains polyether-triol, an isocyanate component, particularly methylene diisocyanate and/or toluylene diisocyanate or polymethylene polyphenylisocyanate, and an activator, particularly triethylene diamine and/or tin octoate.
Patent DE-1958654-A1 (DE)
Title: Prevention of scaling of coatings
Inventor: HIROTA NOBUYOSHI
IPC: C09D7/63
Filed: 1969-11-22
Abstract: The surface to be coated is treated, prior to being painted, with a compn. prepd. by mixing a substance (which contains a functional atomic gp. linked to one or two OH or epoxy gps. and which forms a chemical link between two film layers), with a suitable organic solvent which can rapidly penetrate the surface of and activate the film to be treated.
Patent DE-1964968-A1 (DE)
Title: Non-destructive testing of wood pulp - samples
Inventor: TOEPPEL OTMAR DR RER NAT
IPC: G01N23/10
Filed: 1969-12-24
Abstract: A weighed amount of wood pulp, with a defined of dampness and surface weight, is placed in a test container. It is then irradiated with beta or gamma radiation, and absorption or reflectance serves as a measurement for the degree of decomposition of the wood pulp. Method is rapid and works without handling or destruction of the sample, and is used for monitoring cooking process in paper prodn.
Patent DE-1966684-A1 (DE)
Title: Heat treating particulate material - esp. limestone, dolomite or magnesite
Inventor: DEUSSNER HERBERT DR-ING
IPC: B01J8/08
Filed: 1969-01-18
Abstract: Treated product is separated and treatment gases leaving separator are recycled to preheater. Latter is single or multi stage cyclone heat exchanger. Gases leave this, wholly or in part, to go to hot gas generator and completing a circuit between generator, treatment chamber and preheater. Process esp. applies to treatment of limestone, dolomite or meerschaum suspended in a flow of hot gases.
Patent DE-1967035-A1 (DE)
Title: Equalising harmonics generator with separate outputs - uses active pulse shaping stage for unipolar pulses of double basic frequency
Inventor: SONNTAG FRITZ DIPL-ING
IPC: H03B19/00
Filed: 1969-09-25
Abstract: The equaliser is in the form of harmonious generator for even and odd multiples of a fundamental frequency with separate outputs. The unipolar pulse frequency is twice the fundamental frequency, and is used for generating the even harmonics, while a further device generates bipolar pulses. The unipolar pulse shaping stage is followed by an amplifier, from whose output the even harmonics are collected, and by a bistable multivibrator generating symmetrical rectangular pulses. A differentiating stage and a further amplifier follow the multivibrator. the odd harmonics are collected from this amplifier output.
Patent DE-2018461-A1 (DE)
Title: Perfluoralkyl polyamine surfactants tex-tile finishers and polyuretha - foamstabilisers
Inventor: BLOECHL WALTER
IPC: C07D303/16
Filed: 1970-04-17
Abstract: Surfactants, useful as wash- and saponification-proof oil- and water-repellent dirt-resistant finishes on paper and textiles, consists of perfluoroalkyl di- or polyamines, their quaternary or amido derivs., contg. 3-20C perfluoralkyl grp(s). linked to N atoms over electronegative chain member(s) consisting of a Gp. VI element by an aliphatic intermediate member. At least one N is in delta-posn. to the electronegative chain member over this aliphatic intermediate member and the aliphatic intermediate member contains an opt. etherified or esterified OH-grp. in beta-posn. to N as well as to electronegative chain member.
Patent DE-2019319-A1 (DE)
Title: Plastics roofing skin
Inventor: BERGWEILER KARL
IPC: E04D13/064
Filed: 1970-04-22
Abstract: Plastics roofing skin is preferably of hard polyurethane foam, and can be walked on. It comprises large-surfaced elements with the surface shape of many roof tiles, slates or shingles, or of a thatched roof, matched to natural colours. The outer edges have positive and negative folds, which fit together exactly. High strength is obtained by foaming in a wire or pile inlay of synthetic fibres, or preferably of loose flocks of polyamide, polyolefin or polyester fibres, and foaming on a soda-paper sheet on the underside.
Patent DE-2045181-A1 (DE)
Title: Tobacco treatment - by proteolytic enzyme infiltration in non -fermented material
IPC: A24B15/20
Filed: 1970-09-12
Abstract: Materials contg. non-fermentated tobacco are infiltrated with enzymes and/or enzyme systems to lower N-content and raise carbohydrate content. Proteolytic enzymes are pref. used, pref. protease, papaine, lipase, pectinase, lysozyme, amylase, cellulase and/or catalase, in aq. solns. or suspensions opt. stabilised pref. in 0.0001-10 (0.001-1) wt.% concn.
Patent DE-2051805-A1 (DE)
Title: Fleece and substrate bonding - with vinyl pyridine rubber and opt rubberising and calendering
IPC: D04H13/00
Filed: 1970-10-22
Abstract: Opt. rubberised combination of fibre fleece layers on and bonded to a non-woven substrate by means of a binder which pref. anchors the fibres by reacting with fibre surface, more pref. vinyl pyridine rubber, is useful in tyre cord, conveyor belt and tyre mfr, and is pref. made by passing substrate, e.g. polyamide non-woven fabric, through 2 carded fleece layers, e.g. polyamide to form 3-layer structure which is impregnated with a binder dispersion or emulsion, dried above 100 degree C and opt. rubberised with unvulcanised rubber directly or through a dissolved rubber slurry followed by usual calandering through several rolls and pressing.
Patent DE-2103455-A1 (DE)
Title: Spreadable caviar preserve in compsn contg vegetable oil - egg yolk and spice
IPC: A23L17/00
Filed: 1971-01-26
Abstract: Spreadable caviar semi- or full-preserve for bread, crackers, e.g. for camping meals, consists of (1) basic composn. consisting of vegetable oil, egg yolk and spices, of creamy to semi-solid consistency, with 180-260 penetration-value (ASTM D 217-33T) and of density 0.8-1.2 contg. uniformly distributed (2) 35-65 wt.% (w.r.t. total wt.) black and/or red dish roes, esp. roes of cyclopterus L., of 0.8-2.5 mm average grain-size and 4 wt.% roe liquor. (1) contains esp. 52-68 wt.% fat, and opt. small amounts stabilisers, oxidn. inhibitors, protective colloids, e.g. Ca caseinate albumins or globulins or benzoic acid or salt thereof, and =20 wt.% swollen foo-quality starch. Total mixt. contains 0.2-4.5 wt.% NaCl. Basic compsn. with black roes and further basic compsn. with red roes may be superimposed in layers within container.
Patent DE-2166952-A1 (DE)
Title: Measure and control signal producing appts - has means for directing radiation as measurement and reference beams
Inventor: HARTMUT BOCK
IPC: G01J1/36
Filed: 1971-08-06
Abstract: The apparatus has a source of radiation, and at least one receiver for the radiation. The radiation is directed, as a measurement beam, out of the apparatus through a window to where the measurement is to be carried out, and from there back into the apparatus through another window and then to the receiver. The radiation is also directed, in a similar manner, as a reference beam. The receiver(s) includes a device for converting the radiation into a measurement signal, or a measurement and control signal. The arrangement is such that the reference beam and the measurement beam traverse the same exterior surface areas of the windows.
Patent DE-2200010-A1 (DE)
Title: Insulation for concrete structures - underground having pvc hard film, soft film and hard foam layers
Inventor: DIEDERICH HERMANN
IPC: E02D31/02
Filed: 1972-01-03
Abstract: The waterproof, sound proof material esp. for tunnel constructions comprises a layer of elastic synthetic hard foam plates or flexible hard foam individual sheets several centimetres thick and covered on one side with an impact resistant hard plastic film and on the other side with a waterproof soft plastic film. Pref. the plastic used for films and foam is PVC.
Patent DE-2220818-A1 (DE)
Title: Colouring anodised aluminium - by ac and dc treatment using gp viii meta-contg soln
Inventor: YOSHIDA SHOJI
IPC: C25D11/20
Filed: 1972-04-27
Abstract: Treatment can be carried out in 3 ways: (a) A.C. treatment in Gp. VIII metal (esp. Fe, Co or Ni)-contg. soln. followed by D.C. treatment in soln. of conductivity >10 mu ohm-1 cm 1; (b) A.C. and D.C. treatment in same Gp. VIII metal-contg. soln., opt. followed by resin coating; (c) A.C. treatment as above, followed by D.C. treatment in an aqs. electrocoating resin soln. The resin soln. in method (c) is esp. an acrylic and/or alkyd, epoxy or phenolic resin in water soln. with org. amine or aqs. NH3, opt. mixed with water-sol. melamine resin. Method gives uniform colouring, does not require compsn. or pH control, and no acid impurities are introduced into the electrocoating bath of method (c).
Patent DE-2251329-A1 (DE)
Title: Solderable copper wire for electrical components - has coating of tin and nickel solder which prevents diffusion of tin into copper
Inventor: OCHS LEONHARD DIPL CHEM DR
IPC: H01B5/02
Filed: 1972-10-19
Abstract: A connecting wire for resistors or capacitors consists of pure or alloyed copper and is immediately ready for soldering because it is galvanically coated on its surface with a >=5 mu thick layer of Sn and Ni. The compn of the soldering layer is 65 wt. % Sn and 35 wt. % Ni.
Patent DE-2253086-A1 (DE)
Title: Preservation of biological materials - such as organs and tissues and infusion solutions using heavy water
Inventor: WENZEL MARTIN PROF DR
IPC: A61K51/12
Filed: 1972-10-25
Abstract: Solns. or media or infusion purposes or for the storage of organs, tissues, tissue parts, proteins or enzymes contain heavy water as sovlent. The heavy water, which is pref. present in a concentration of 7-25%, gives improved resistance to biological degradation such as protein denaturation. A special application is in the perfusion of organs intended for transplant purposes. A further application is in the preservation of sera, blood preparations, and enzymes.
Patent DE-2302579-A1 (DE)
Title: Polyurethane elastomers - having high modulus of elasticity and tensile strength,oarge breaking elongation and smal
Inventor: CHADWICH DAVID H
IPC: C08G18/10
Filed: 1973-01-19
Abstract: Polyurethane elastomers having structural units of the formula (where R is H or CH3; R' and R" are the same or different and denote H or 1-4C alkyls; x = 0-4; y = 0-1; with the proviso that x = O when y = O, and x = 0-4 when y = 1) are produced by reacting polyisocyanates with high mol. wt. dihydroxy cpds. and a chain-extender consisting of a mixture of bis-p-(beta-hydroxyethoxyphenyl)-methane or -propane with cpd. having the formula:- or HO-(CH2)4-OH. These materials can be used in the prodn. of tyres, toys, shoe soles, toothgear, bearings valve gaskets, cable sleeves etc.
Patent DE-2314937-A1 (DE)
Title: 3-Butylamino-4-phenoxy-5-sulphamoyl-benzoic acids - as diuretic and saluretic agents
Inventor: MUSCHAWECK ROMAN DR
IPC: A61K31/18
Filed: 1973-03-26
Abstract: Cpds. (I):- (where R' is 1-6C alkyl opt. branched and opt. contng. one unsatd. bond; or an aralkyl group contng. up to 9C or 2-, 3- or 4- pyridylmethyl) may be prepd. either by reacting 3-butylamino-4-phenoxy-5-sulphamoyl benzoic acid (II) with R'OH and HCHO; or hydrogenating a (I)-benzyl ester, or reacting (I; R' = Me) with R'OH to give (I; R' = 2-6C alkyl). Thus (I; R' = Me) is prepd. by refluxing (II), HCHO and MeOH.
Patent DE-2326111-A1 (DE)
Title: Microbicidal benzoylethyl-dialkyl-sulphonium salts - useful as algicides, slimicides, bactericides and fungicides in aq. systems
Inventor: PAULUS WILFRIED DR
IPC: A01N35/04
Filed: 1973-05-23
Abstract: Microbicidal agents contain salts of formula (I) (where R1 is phenyl opt. mono- or polysubstd. by halogen, OH, 1-4C alkyl, alkoxy or haloalkyl, or NO2; R2 and R3 are 1-4C alkyl; and X is the anion of an (in)org. acid). Salts of formula (I) in which R1 is phenyl or p-chlorophenyl, R2 and R3 are methyl or ethyl, and X is iodine or the methylsulphate group are claimed. (I) have outstanding antimicrobial activity against bacteria, moulds and yeasts and may be used in e.g. cooling water systems, papermaking, spinning baths in synthetic fibre prodn. electrophoretic baths, polymer dispersions, emulsions, and cutting oils.