Polyurethanes (I) obtd. by stepwise polyaddn. of di- or poly-isocyanates to polyols contain synergistic flame-retardant mixt. comprising (A) NH4 polyphosphate difficultly soluble in water (B) organic N component which is (B1) bistriazinylpiperazine or (B2) hydroxyalkyl isocyanurate or (B3) condensation prod. of an amino-1,3,5-triazine with an aldehyde. Specifically, (A) has formula (NH4PO3)n where...

A process of producing a thermoplastic polyester series resin foamed material is disclosed, which comprises heating and further foaming a thermoplastic polyester resin foamed material having a crystallinity of not higher than 30% by bringing into contact with water or steam of at least 60 DEG C and then heating the foamed material by bringing into contact with a heating medium other than water of ...

A rigid polyurethane foam obtained by foaming a special polyol component and an isocyanate component in the presence of a blowing agent comprising water and at least one member selected from the group consisting of 1,1-dichloro-2,2,2-trifluoroethane and 2,2-dichloro-2-monofluoroethane possesses balanced excellent properties, has no surface void, and shows only slight expansion after molding. There...

An apparatus for displaying a travel path of a running body in which a direction detector (2) includes a geomagnetism sensor (21) as well as a rate-type sensor (22), such as a gyroscope or a gas rate sensor for detecting changes in the yawing direction of the moving body. In the apparatus disclosed, a difference angle between the directions detected by the rate-type sensor and the geomagnetism sen...

Very finely granular metal powders are produced by atomizing a liquid jet of metal by means of a gas jet which, in addition to a continuous band of sound frequencies, contains at least one discrete sound frequency which is at least 5 decibel above the average intensity of this band, and which is generated in a rotationally symmetrical device by means of a nozzle (4) which has the shape of a hollow...

PURPOSE:To obtain the title superconducting material with improved critical current density by forming an intermediate layer of a compound of specific composition formula on a substrate followed by laminating thereon a thick filmy form of an oxide superconductor and then melting and coagulating said thick film. CONSTITUTION:Using a CVD film-forming equipment, (A) an intermediate layer of a compoun...

PURPOSE:To obtain an oxide superconductor having a high content of high- temperature phase, comprising Bi, Pb, Sr, Ca, Cu and Mg in a specific ratio as main components. CONSTITUTION:Oxides, carbonates, nitrates or oxalates of Bi, Pb, Sr, Ca, Cu and Mg are blended so as to give an atomic ratio of Bi:Sr:Ca:Mg of 1.3-2.0:0.2-0.8:1.5-2.2:1.8-2.4:2.8-3.8:A (A<=0.8, 1.76<=Bi+Pb<=2.6, 2<=Bi/Pb.<=9.6, 0.7...

PURPOSE:To reduce the weight of a disk brake by admixing reinforcement additive having also heat insulating property of such as glass fiber or ceramic silicone etc., in the synthetic resin forming a piston and increasing the admixed quantity on the frictional pad pushing pressure side in comparison with that on the anti-frictional pad pushing pressure side. CONSTITUTION:A piston 6 is of a syntheti...

PURPOSE:To possess high wire rod strength and also excellent critical current density in a magnetic field by blending a plurality of rapid quenched alloy powder of specific composition into oxide powder which becomes superconductor by heat treatment or oxide superconductor powder, and insert pellets made of the mixed powder into a metal pipe to be processed to a wire rod to be heat treated. CONSTI...

PURPOSE:To realize a ceramic superconductor which is excellent in superconducting characteristics even in a strong magnetic field by heating and melting raw materials for the ceramic superconductor, then rapidly cooling and solidifying the melted materials to pulverize them into powder, and processing the powder into a compact, and heating and melting the compact in an oxygen-containing atmosphere...

PURPOSE:To realize a ceramic superconductor which is excellent in its superconductive characteristics even in a strong magnetic field by mixing specified quantities of powders of a raw material and a nonsuperconductive material together, for preparing the ceramic superconductor, then processing the mixed powder into a compact, and melting it while heating for solidification. CONSTITUTION:For examp...

A warehouse control system 1 controls operations in a frozen goods and chilled goods warehouse. A control unit 3 includes a sales and warehouse control circuit 9 having channel processing circuits 12, each for processing of sales orders for a particular channel which is determined according to the type of goods being ordered, the type of customer, the source of the sales order and warehouse locati...

A method of forming a latex product comprises providing a latex formulation or latex article, providing a solution including a biocide, and contacting the formulation or article and the solution so that the biocide becomes incorporated in the latex formulation or article to provide a latex product with biocidal properties. The biocide is preferably a biguanide. In other aspects, the invention rela...

A dry shaver has first and second linear cutters mounted for counter-reciprocatory motion relative to the shaver body, drive means for driving the cutters; and a linkage for coupling the cutters to the drive means. The linkage comprises first and second pairs of opposed limbs (10, 11; 12, 13) forming a parallelogram arrangement. Each limb (10, 11) of the first pair is mounted on the shaver body, w...

A data collection system comprises a data processing unit 12 and storage units 18, 20 which are removable from the unit 12. The unit 18 provides storage for a security code and for information required by the data processing unit 12 for executing its operations. The unit 12 tests the security code before seeking the other information in the unit 18. Similarly, the storage unit 20, which is for sto...

A method and apparatus manage engine torque, particularly during a gear change, so as to improve comfort and reduce wear of the engine and components associated therewith. A transmission control module (10) is adapted to determine start and end times for torque management on the basis of a plurality of look-up tables stored in memory which are accessed by means of one or more engine operating para...

A method of reinforcing a tissue product such as glass fibre, by applying discrete curable polymer to fill interstices of the tissue to increase tear resistance of the product.

A process is provided with apparatus for molding fiberballs (24) into bonded polyester fiber structures in a continuous line system, whereby novel structures may be economically provided with advantages over bonded batts.

In an optical information reading system, a spot of light is applied from an optical system, such as a laser optical system, onto a data sheet (5) which has a number of information tracks each having minimum unit light absorbing color-printed portions (30) and minimum unit non-printed portions (32) suitably combined with the printed portions (30) to represent a digital information. The digital inf...

A power supply circuit for supplying an electric power to a laser diode (LD) which is used for reading digital data on an optical memory medium, where the laser diode (LD) emits light when a current flowing therethrough exceeds a threshold level (Ith). The power supply circuit includes: a current source (11, 12, 21, 22, 29, 31) for outputting a current; an automatic power control circuit (14, 24, ...