A process for preparing a filled agglomerated polytetrafluoroethylene molding powder having a high flowability by agitating finely-divided polytetrafluoroethylene particles and a filler in an aqueous medium. While agitating a hydrophilic filler treated with an aminosilane compound in water in the presence of a higher fatty acid and/or an anionic surface active agent, the polytetrafluoroethylene pa...

PURPOSE:To obtain good atomizing capacity by providing the atomizing mens of a liquid due to a high speed gas stream and a means subjecting said atomizing means to ultrasonic vibration to enable to lower the applying pressure of a gas stream type atomizing apparatus. CONSTITUTION:A liquid feeding pump 12 is driven to feed the liquid to an outlet end part 10 of a liquid feed pipe from a liquid tank...

A process for preparing a mixture based on a rubberlike copolymer of ethylene, at least one other alpha - alkene and one or more polyenes and tackifying resins which has good building tack.

A drafting film to which an image can be transferred electrostatically and/or by means of normal writing implements, is provided by introducing a conductive layer between a plastic, non-conductive film support and a dielectric layer which constitutes a drafting surface and contains a silicious toothing pigment. Preferred conductive layers are of conductive organic polymers such as sulfonated polys...

The present invention relates to an improvement in a band brake wherein a plurality of rotors and stators provide for braking a rotatable member when a friction lining on the band brake is engageable with the rotatable member. The rotatable member carries an axially extendible assembly which is engageable with the friction lining to provide for extension of the axially extendible assembly. When th...

Low density, closed cell, soft foam products having dimensional stability are made from ethylenic resins having low stiffness, especially comprising copolymers consisting essentially of ethylene and monoethylenically unsaturated non-ionic comonomers, by release to lower pressure of a flowable, foamable gel under pressure, e.g., by extrusion foaming, wherein the gel comprises the ethylenic polymer ...

A process for obtaining fiber-reinforced foams suitable to be transformed into reinforced solid cellular materials having a density lower than 0.7 kg/l, if inert fillers are not present, and lower than 1 kg/l if inert fillers are present as well, essentially by mechanical incorporation of gas or a mixture of gases into an unsaturated polyester resin containing conventional additives is described. ...

Arrangement for applying written or drawn information onto image carriers for overhead projectors, characterized by an image carrier in film or plate form which comprises at least one colored compound, as well as a writing or drawing marker. The writing or drawing fluid of the marker contains at least one colorless compound which reacts with the colored compound to produce a color change.

An elongated sealing boot (8) of is used in, a cylinder and piston assembly of a disc brake of a vehicle as a dirt seal to protect the piston and the cylinder chamber from road dirt and to prevent water entry. The sealing boot (8) includes an elongated molded elastomer sleeve (10) which which is non- convoluted in its undeformed condition and which comprises seven distinct interacting segments (11...

In a machine for wrapping individual articles with a thermoplastic film, a device is provided for correctly positioning the film, which is for example printed with certain symbols, relative to the articles. Said device comprises a mechanism for detecting at every instant the position of an article, a photoelectric cell for detecting the position of the film and a comparison circuit which receives ...

Dispersions of colloidal siliceous particles, preferably silica, may be prepared in organic liquids by means of a synergistic mixture of dispersing agents comprising a phosphorus oxy-acid derivatives and a long-chain amine. Dispersions containing a high weight fraction of siliceous solids are possible having a lower viscosity than is normally achieved.

PURPOSE:To speed up the data processing of a scalar processing instruction by detecting that the number of processing elements is the scalar processing instruction independent of the value of a vector length register at the decoding of a vector instruction. CONSTITUTION:Respective OR circuits 313-315 output signals indicating that respective operand fields R1-R3 specify scalar registers or do not ...

PURPOSE:To expand a range in which vector processing is capable by regulating the order rule between vector elements for the process accessing a main storage device. CONSTITUTION:When a processor is started, a control circuit 2 outputs a vector instruction reading request to the main storage device 1 through a bus 10. The read-out vector instruction is decoded by the control part 2 to check the st...

PURPOSE:To improve the processing efficiency of an information processor without stopping the processing of the succeeding instruction by generating a false instruction in a processor A, and after executing the instruction, accessing a memory from a processor B. CONSTITUTION:A vector sum instruction VSM is executed in a vector instruction processing pipe-line 30. At the completion of the VSM, cont...

PURPOSE:To attain rapid processing and to obtain various circuit constitutions in accordance with similarity or a processing speed by finding out a value after the change of an inverted matrix which is caused by the change of a matrix through product circuits, an integrating circuit and a subtractor. CONSTITUTION:The value of CX(s) is calculated by the 1st product circuit 1a and its integrated res...

A novel reactor for enzymatic reactions comprises a flow cell which is constituted by two semi-blocks having a planar surface. The enzyme is immobilized on one of the semi-blocks while a thin channel is provided on the face of the other semi-block. The two semi-blocks are hermetically closed. The substrate solution follows a tangential motion and travels with a laminar flow. The reactor permits to...

An oil-soluble addition product of a catalyzed condensation reaction of an anionically polymerizable monomer, preferably an ethylenically unsaturated nitrogen-containing monomer, e.g. acrylonitrile, with an oxidized copolymer of ethylene and at least one C3 to C50 alpha monolefin, e.g. propylene, said addition product in its preferred form containing from about 0.005 to 2% by weight nitrogen and h...

A method for removing both carbon and nitrogen food from BOD-containing water by biochemical oxidation using oxygen gas in the presence of activated sludge, where the carbon food and carbon-consuming microorganisms only are removed in a first zone and a feed stream comprising at least the first zone effluent and containing BOD5 of 20-100 ppm. is passed to the nitrification zone where a combined sl...