PCT No. PCT/EP94/02157 Sec. 371 Date Mar. 27, 1995 Sec. 102(e) Date Mar. 27, 1995 PCT Filed Jul. 1, 1994 PCT Pub. No. WO95/01400 PCT Pub. Date Jan. 12, 1995The invention concerns a sheet or a molding of a multi-phase thermoplastic, comprising an elastomer-modified thermoplastic, a modifier and other usual additives, whereby the elastomer-modified thermoplastic is an acrylonitrile-styrene-acrylic e...

A surfactant composition is used to repel down-hole fluids such as crude oil and water to prevent remote viewing cameras (38) from being obscured by such fluids, for extended periods of time. An effective amount of a down-hole fluid repelling surfactant, preferably in the form of a liquid solution, is aplied to an exterior surface of an optical element of the viewing instrument, dried, and polishe...

Foam suppressant emulsion based on organofunctionally modified polysiloxanes is obtd. by mixing (a) 0-90 pts.wt. organopolysiloxane of formula (I), (b) 0-90 pts.wt. organopolysiloxane of formula (II), (c) 0-90 pts.wt. organopolysiloxane of formula (III) and (d) 0-15 pts.wt. finely divided silica, stirring this mixt. (which must contain 10-90 pts.wt. a+b+c) into a mixt. of (e) 5-85 pts.wt. organopo...

Asbestzement oder die bei seiner Zersetzung anfallenden Rückstände wurden bislang deponiert. Die Erfindung schlägt vor, Asbestzement unter Verwendung von einem Sinterhilfsmittel ausgewählt aus der Gruppe umfassend CaF2 und komplexer Aluminiumfluoride bei 800 bis 1.200 °C einem Sinterungsprozeß zu unterwerfen, beispielsweise im Rahmen der Zementproduktion. Derart behandelter Asbestzement braucht ni...

Composition based on dust-free biopolymer with rapid hydration, containing a biopolymer and a surfactant in a quantity of the order of 0.1 to 3 %, preferably of the order of 0.1 to 1.5 % of the weight of the said composition. The biopolymer preferably consists of a xanthan gum or of a succinoglucan in the form of nonglobular and nonovoid particles. The said composition may be employed as thickenin...

Vorrichtung zur Erfassung der Teufe von Bohrlochmeßsonden, bei denen die Meßwerte den Teufendaten zugeordnet werden, wobei eine autarke Sonde (7) mit inertialen Sensoren (5) versehen ist, die die auftretenden Beschleunigungen beim Herausziehen messen, so daß aus den erfaßten Daten der zurückgelegte Weg berechnet und zeitlich beschrieben werden kann. ; Means for measuring the depth of boreho...

A control system for controlling both a lean combustion engine (E) equipped with a swirl control valve (1) and an automatic transmission (A). The control system comprises: a shift detector (2) for detecting that a shift is being executed in the automatic transmission; and a valve control inhibitor (3) for inhibiting the switching the ON/OFF state of the swirl control valve (1) in the course of the...

An information recording and reproducing apparatus for recording and/or reproducing data onto/from a recording medium such as magnetic disk, magnetooptic disk, or the like by irradiating a laser beam emitted from a light source such as a semiconductor laser onto a desired track of the recording medium through an optical system, wherein the apparatus includes a single processor for executing an inp...

The curable resin composition of the present invention consists of a curable resin and the spherical microparticles of cued silicone rubber obtained by the curing of an addition reacting silicone rubber composition, wherein the silicone rubber composition also contains an epoxy compound having an aliphatically unsaturated group. Furthermore, because the microparticles are prepared from an aqueous ...

For the production of a monoaxially stretched shaped article of polytetrafluoroethylene (PTFE), a pasty composition containing PTFE powder is worked continuously into a moulding, which is passed over a plurality of rollers or rolls, is heated and stretched, the moulding being heated before applying the stretching tension to a temperature of between 327 and 450 DEG C, preferably between 350 and 390...

A method for preparing tapered block copolymers in a polymerization process by charging an initiator and monomers sequentially with one or more charges of first one of the monomers, then with a mixture of the two monomers, and then with one or more charges of the second monomer alternating with one or more charges of the first monomer to produce a polymodal tapered block copolymer. Suitable monome...

Shaped structures made from aromatic polyether ketones which have been stabilised against UV radiation are characterised in that they have been coated with at least one film-forming polymer containing at least one agent which absorbs UV radiation and is dissolved and/or dispersed in the film-forming polymer, and a process for their production.

Aqueous solutions or dispersions which have a pH of from 6.0 to 8.5, of oligourethanes containing (meth)acryloyl groups and having a double bond content in the form of (meth)acryloyl groups, calculated as =C=C= of from 3 to 15 % by weight, and having a content of carboxyl groups, at least some of which have been neutralised by means of ammonia, which corresponds to an acid number of the oligoureth...

This brake, suitable for being connected to a brake cable (6), comprises a toothed sector (1) fitted with a dentation (2) which sector is intended to be fixed to the floor of the vehicle, a pawl (9) provided with locking teeth (13) interacting with the dentation (2) of the sector and a hollow manual gripping lever (5) equipped with an internal push-button rod (7), one end (7a) of which interacts w...

A pre-expanded particle suitable for foaming in a mold comprising polyolefin which has a characteristic property that an inclination of slope line obtained on a graph when logarithmic values of melt tension of the polyolefin are plotted as ordinate and reciprocals of absolute temperature at which the melt tension is measured are plotted as abscissa is less than 1,500 is provided. A foamed article ...

Disclosed are polyolefin films suitable for packaging having Elmendorf values lower than 0.8N in both machine direction and cross direction are obtained from compositions comprising (percentages by weight): A) from 70% to 90% of a polyolefin matrix containing not less than 30% of one or more crystalline propylene homopolymers and/or copolymers having a flexural modulus greater than or equal to 180...

A trimming resistor element includes a high-resistance film (22) of high resistivity formed on an insulation film (28) on the main surface of a substrate (27), and a low-resistance region (24) which is formed by selectively subjecting the high-resistance film (22) to a predetermined process so as to lower the resistivity thereof. A resultant resistance of the low-resistance region (24) and the hig...

A device for use in light-beam treatment comprises an elongated light source (1) and a concentrating reflector (2) with a reflecting surface in the form of a surface of rotation with a generatrix consisting of a number of sections (3) joined together. The form of the surface generatrix of the reflector at any section other than the initial one (situated in the vicinity of the apex M of the reflect...

The present invention relates to a method of forming, on a substrate, first metallic regions (M1-1, M1-2) of a first thickness, and second metallic regions (M1-10/M2-10) of a second thickness greater than the first thickness, comprising the steps consisting in depositing a first metallic layer (2) of the first thickness; depositing a layer (11) of a material which can be etched selectively with re...

An image compression-coding device includes a level conversion circuit for adaptively reducing the amplitude of the quantification coefficient data based on statistical characteristics of the quantification coefficient data. The device further includes a selection circuit for selectively outputting either the quantification coefficient data after the level conversion or the quantification coeffici...