METODO PARA LA PRODUCCION DE SOLUCIONES DE BETAINA ACUOSAS CAPACES DE FLUIR DE LA FORMULA GENERAL(I) R1 ES UN RESTO ALQUILO DE UN ACIDO GRASO CON 16 A 18 ATOMOS DE CARBONO; R2, R3 IGUAL O DIFERENTE, UN RESTO ALQUILO DE 1 A 4 ATOMOS DE CARBONO; X ES DOS O TRES, Y ES 1, 2 O 3. POR FORMACION DE COMPUESTOS CUATERNARIOS CON ACIDO CARBONICO X(CH2) - YCOOY W - HALOGENO - ALQUILO DEL ACIDO GRASO R1COHN(CH...

The side has a plurality of parallel ribs and, perpendicularly to them, successions of slots alternated with successions of stiffening elements formed by sections of wall alternated inward and outward from the hose-winding device and provided with stiffening ribs. In the side there are seats for the introduction of ends of a handle element and of a base element, In it there are also a snap-on coup...

A water-blown, polyurethane foam modified by incorporation of specific zeolites at levels of from about 0.5 to ten parts per hundred parts polyol exhibit superior combustibility with no halogen or phosphorus flame retardant additive in the foam. Conventional halogen/phosphorus flame retardants, while providing a level of combustion resistance, generally lead to increased smoke containing noxious, ...

Method for detecting the presence of one or more search strings in a collection of characters which is to be searched, wherein a specific combination of characters from each search string is stored in a memory. From the collection of characters to be searched, combinations of a similar type are formed in windows and are then compared with the first-mentioned combinations. In the event of a corresp...

COMPOSICIONES DE GASOLINA MEJORADAS QUE CONTIENEN UNA PEQUEÑA CANTIDAD DE POLIALFAOLEFINA QUE TIENE UNA VISCOSIDAD A 10 GRADOS C DE 2 A 20 CENTISTOKES, Y OPCIONALMENTE TAMBIEN UNA POLIAMINA ALIFATICA, UNA SAL DE UN METAL ALCALINO O ALCALINOTERREO DE UN DERIVADO DEL ACIDO SUCCINICO, Y/O UNA POLIOLEFINA, JUNTO CON UN CINCENTRADO PARA LA PRODUCCION DE TAL COMPOSICION DE GASOLINA Y UN METODO DE OPERAC...

COMPOSICIONES DE GASOLINA MEJORADAS QUE CONTIENEN UNA PEQUEÑA CANTIDAD DE POLIALFAOLEFINA QUE TIENE UNA VISCOSIDAD A 10 GRADOS C DE 2 A 20 CENTISTOKES, Y OPCIONALMENTE TAMBIEN UNA POLIAMINA ALIFATICA, UNA SAL DE UN METAL ALCALINO O ALCALINOTERREO DE UN DERIVADO DEL ACIDO SUCCINICO, Y/O UNA POLIOLEFINA, JUNTO CON UN CINCENTRADO PARA LA PRODUCCION DE TAL COMPOSICION DE GASOLINA Y UN METODO DE OPERAC...

Disclosed is a shoe or the like insole of plastic material having a plurality of small protrusions extending from and forming an array of protrusions relative a surface of the insole. Within the array is a plurality, preferably for reflex protrusions of predetermined size, shape and location which provide areas of pressure massage and manipulation to the sole of a foot in order to secure benefits ...

A hardener composition for alkaline phenolic resole resin binders which comprises a solution of a benzylic ether resole resin in an ester. Binder compositions comprising this hardener with alkaline phenolic resole resins are further provided as are foundry molding compositions and methods for making foundry cores and molds using the molding compositions.

A redispersible silica dispersion is provided containing selected water-soluble cationic surfactants, the dispersion being characterised in that the particle size range concentration and pH are selected to allow minimal amounts of surfactant to stabilise the dispersion and, optionally, a preservative may be added to maintain the dispersion free from microbial contamination.

The line system comprises a block of lines with a common line and a plurality of connection lines, the common line and the connection lines having orifices at the particular junctions in a main side face of the block of lines in mutual proximity, and related orifices of a junction are in each case overlaid by a membrane field which bears against one side of one of the main side faces and is provid...

A coating apparatus of the extruder type for applying a uniform coating of a solution onto a flexible support continuously run without streaking while allowing operations over extended time periods. A slot through which coating solution is supplied emerges between a doctor edge surface and a rear edge surface. The doctor edge surface is smoothly curved, and an exit end point B of the slot at the r...