A process for preparing an azetidinone derivative represented by the formula (I) wherein R1 is hydrogen, halogen or lower alkoxy, R2 is hydrogen, halogen, lower alkoxy, amino or a group (in which R5 is substituted or unsubstituted phenyl, substituted or unsubstituted phenylmethyl, substituted or unsubstituted phenoxymethyl, or substituted or unsubstituted benzoyl), or R1 and ...

PURPOSE:To obtain the titled low-viscosity substance having high film-forming properties, useful as an enteric film-forming agent, by depolymerizing a high- viscosity carboxymethylethyl cellulose having high film-forming properties with a hypohalogenous acid. CONSTITUTION:A high-viscosity carboxymethylethyl cellulose (CMEC for short) having high film-forming properties is reacted with a hypohaloge...

PURPOSE:To provide the titled composition having a fluidity suitable for filling even at a high drug concentration, by dispersing acetaminophen known as an analgesic and antipyretic agent uniformly in an oil, fat, or liquid fatty acid containing a surfactant such as soybean lecithin, yolk lecithin, etc. CONSTITUTION:The titled composition can be prepared by dispersing acetaminophen or a drug conta...

PURPOSE:To provide the titled vitamin complex free from the segregation of the active component and resistant to the degradation with time, by solidifying a tocopherol carboxylic acid ester mainly with gelatin in the form of beads, and filling the beads and fine crystals of ascorbic acid in a hard gelatin capsule in layers. CONSTITUTION:Beads of tocopherol carboxylic acid ester (e.g. alpha-d-tocop...

A gas scrubbing process is disclosed whereby particulate material is contacted with a high velocity exhaust gas stream to reduce the resistance to mass transfer attributable to the diffusion boundary layer and provide higher mass transfer rates. The process is particularly suited to the scrubbing of gaseous fluorides from aluminium smelter pot exhaust gas with alumina. Additionally, it has been fo...

A gas scrubbing process is disclosed whereby particulate material is contacted with a high velocity exhaust gas stream to reduce the resistance to mass transfer attributable to the diffusion boundary layer and provide higher mass transfer rates. The process is particularly suited to the scrubbing of gaseous fluorides from aluminium smelter pot exhaust gas with alumina. Additionally, it has been fo...

The invention concerns novel, pharmaceutically useful 1,3-dioxane alkenoic acid derivatives of the formula I containing a pyridyl moiety at position 4 of the dioxane ring and in which the groups at positions 2, 4 and 5 have cis-relative stereochemistry, X is hydrogen, alkoxy or hydroxy, Y is vinylene, n is 1 or 2, A<1> is alkylene, the substituents R<1> and R<2> at position 2 of the dioxane ring h...

A process for the continuous production of transparent soap which provides an enhanced product and at a lower unit cost than heretofore obtainable. Stoichiometrically balanced blends are passed through a series of preheated mixing tanks into molds which are thereafter chilled to solidify the individual bars. Apparatus for the continuous production of transparent soap bars, comprises storage means ...

A device in connection with a cup (1) having a cover (4) with a drinking passage (3) in a spout (2) is characterized by an adapter or a holder (5) for receiving and holding a syringe or the like, and a medicine passage (6) extending from said adapter (5) to the area of the outlet of drinking passage (3).

PURPOSE:The titled pharmaceutical for external use, obtained by incorporating an ultraviolet light absorber and if necessary an antioxidant in a pharmaceutical for the external use containing ''Ketoprofen'', and capable of specifically and remarkably suppressing the photodecomposition of the ''Ketoprofen''. CONSTITUTION:A pharmaceutical for external use obtained by incorporating 0.01-5wt%, prefera...

In the processes for the synthesis of alkyl-tert-butyl ethers by reacting the isobutene contained in a C4 charge with a high butadiene content with aliphatic alcohols, to the purpose of preventing polymerization phenomena in the step of separation of alkyl-tert-butyl ether product from the other unreacted components, the initial C4 charge and/or the aliphatic alcohol are submitted to an oxygen rem...

Thieno-1,4-diazepines of the formula in which R1, R2, R3, R<0>, R', Z, X, Y and n have the meaning mentioned in the description are to be used for the treatment of pathological conditions and diseases in which PAF (platelet-activating factor) is involved.

An outer heat-insulating structure on a building roof comprising heat-insulating boards arranged longitudinally and laterally on the upper surface of a building body, and holds panels arranged longitudinally and laterally over the heat-insulating boards while a spacing is provided therebetween, said adjacent hold panels being joined together by means of support legs and fixing caps at corners of t...

The binding device of a ski boot on a snowboard according to the invention comprises elements with flanges (4,5, 4',5', 6, 7) intended to maintain the ends of said ski boots and which are mounted longitudinally displaceable each on one end of tubes (1, 1') interdependant with a central casing (2). This central casing is mounted pivoting around a vertical axis (10) on a platine (9) intended to be f...

A process for improving the physical properties of non-woven fabrics, particularly glass wool, for the purpose of rendering said fabrics more receptive to print comprises applying plastisol, having a Newtonian viscosity between 4 and 30 poise, to one surface of the non-woven material, and pressing the impregnated fabric with a roller against a cylinder heated to 130 and 180 DEG C. The impregnated ...

A drive mechanism for a circuit breaker or power switch made up of at least one switching unit (1). The drive mechanism comprises a tensioning mechanism (15) in the form of a transition point or toggle mechanism which can act upon the switching unit (1), with actuating means (19) for tensioning the tensioning mechanism (15), drive means (7, 20) for driving the switching unit (1) under the influenc...

LA INVENCION CONCIERNE A UN PROCESO PARA ELIMINAR MERCURIO DE UN MEDIO NO ESPECIALMENTE POLAR, ORGANICO COMO MEZCLAS DE HIDROCARBONOS LIQUIDOS, MAS PREFERIBLEMENTE GAS NATURAL CONDENSADO, CONTACTANDO AL MEDIO QUE VA A SER TRATADO CON OBSORVENTES SOLIDOS, PREFERIBLEMENTE UNA RESIDA DE CAMBIO DE IONES, CONTENIENDO UN GRUPO TIOL ACTIVO. POR ESTE METODO ES POSIBLE ELIMINAR MERCURIO DEL MEDIO TRATADO E...

4-[3-[ethyl[3-((R*)-(propylsulfinyl)propyl]amino]-2(R)-hydroxypropoxy] -benzo n itrile, 4-[3-[ethyl[3-((S*)-(propylsulfinyl)propyl]amino]-2(R)-hydroxypropoxy] -benz on itrile, 4-[3-[ethyl[3-((R*)-(propylsulfinyl)propyl]amino]-2(S)-hydroxypropoxy] -benz on itrile, 4-[3-[ethyl[3-[((S*)-(propylsulfinyl)propyl]amino]-2(S)-hydroxypropoxy ]-ben zo nitrile and pharmaceutically acceptable salt thereof, pr...

A method for producing a stable pharmaceutical preparation containing nicorandil as an active ingredient is disclosed. The stable preparation is produced by mixing nicorandil, one or more finely comminuted sugars, and/or one or more powdery organic acids. Nicorandil which is useful as a curative for various types of angina pectoris is not stable against the compressive pressure exerted by punching...