This invention concerns switches for assisting the operation of vehicle batteries of the type where provision is made for avoiding the state of charge (SOC) where the battery cannot start the engine.; Un controlador de batería vehicular es un accesorio que conecta polos similares de una batería multiple y tiene un interruptor R1 que permite la carga del generador, la descarga de la batería y la pr...

A thermoplastic interlayer, such as of polyvinyl butyral, has a regular pattern of deairing channels formed in each side which are angularly arranged with respect to each other wherein, to avoid moire, the angle of intersection is at least 25 degrees, preferably 90 degrees.; Una entrecapa termoplástica, tal como de polivinil-butiral, tiene un patron regular de canales desaereadores formados a cada...

Azeotropic compositions made up of from about 65 to about 81 percent by weight of 1,1,1,3,3-pentafluoropropane and from about 19 to about 35 percent by weight of 2-methyl butane have been found to be particularly useful as blowing agents for the production of polyurethane foams.; Las composiciones azeotropicas preparadas a partir de aproximadamente un 65 hasta aproximadamente un 81% en peso de 1,1...

A test strip is provided for determining the presence or quantity of an analyte in a liquid by inserting the strip into an optical reading apparatus. The test strip is provided with an orientation index zone having a reflectance that contrasts with the reflectance of areas contiguous thereto and such orientation index zone is employed to affirm that the test strip has not been inserted upside down...

A test strip is provided for having liquid applied thereto and for determining the presence or quantity of an analyte in such liquid. Specifically, the test strip comprises a reaction zone which varies in reflectance as a function of the quantity of analyte present in the applied liquid. The strip is to be inserted into an optical reading apparatus. A standard zone is positioned on the strip so as...

An apparatus comprising a passageway for accepting a strip for determining the presence or quantity of an analyte is provided. The passageway has a serpentine shape to maintain the strip against an optical aperture in the passageway wall, insuring that a constant optical reading is obtained.; Se provee un aparato que comprende un pasaje para aceptar una tira para determinar la presencia o cantidad...

Rigid polyurethane foams having a closed cell content higher than 85 percent, a core density of below 32 kg/m3 and a dimensional stability, expressed as the sum of the absolute values of the relative linear changes in the three dimensions after exposure to -20 degree C for 14 days, of below 15 percent.; Se describen las espumas de poliuretano rígidas que tienen un contenido de celdas cerradas mayo...

A method for removing condensable organics from a fluid is disclosed. A fluid contaminated with condensable organics is provided. A poly (alkyl sulfone) permeable membrane having a selectivity ( 20 is provided. The fluid is passed along a surface of the membrane. The organics permeate through the membrane. The permeated organics are recycled.; Se describe un método para remover compuestos orgánico...

A composition containing cellulose formate and a solvent system. At a temperature of at least Tf, the composition is a solution, and at a temperature substantially lower than Tf, the composition is a resilient, heat-convertible gel. A method for preparing a regenerated cellulose article by processing said composition, gel spinning to give a fibre or film, and a regenerated cellulose fibre having, ...

A method of increasing the adhesion of a rubber (as hereinbefore defined) or rubber-based material which includes treating at least part of the surface of the rubber or rubber-based material with a halogenating agent simultaneously with a static and/or high frequency alternating physical field.; Un método para aumentar la adhesion de un caucho o material con base de caucho que incluye tratar cuand...

The present invention relates to biodegradable PHA copolymers comprising at least two randomly repeating monomer units (RRMU) wherein the first RRMU has structure (I) wherein R1 is H or C2 alkyl, and n is 1 or 2; the second RRMU has structure (II); and wherein at least 50 percent of the RRMUs have the structure of the first RRMU. The present invention further relates to plastic articles comprising...

The present invention relates to a film comprising a biodegradable copolymer, wherein the copolymer comprises at least two randomly repeating monomer units (RRMU) wherein the firs RRMU monomer unit has structure (a) and the second RRMU has structure (b) wherein at least 50 percent of the RRMUs have the structure of the first RRMU. The present invention further relates to an absorbent article compr...

The present invention relates to a method of preparing a polyester comprising polymerizing at least one 'beta'-substituted-'beta'-propiolactone in the presence of an initiating amount of alkylzinc alkoxide in bulk or in solvent for a reaction time and temperature sufficient to produce said polyester.; La presente invencion se refiere a un método de preparacion de un poliéster que comprende la poli...

A biaxially oriented polymer shrink film having a machine direction (MD) shrinkage of greater than a transverse direction (TD) shrinkage such that TD is less than or equal to MD/2 in the range of 100 degree C to 140 degree C. The film comprises at least one of the following: (a) a polyolefin copolymer; (b) a polyolefin terpolymer; (c) blends of polyolefin copolymers and homopolymers; (d) blends of...

Compounds of formula (I), wherein A represents N or CH; R1 and R2 independently represent C1-4 alkyl, halo or CF3; R3 represents C1-4 alkyl (optionally substituted), C3-7 cycloalkyl, CF3 or aryl; and R4 represents H, C3-7 cycloalkyl or C1-6 alkyl (optionally substituted); and their pharmaceutically acceptable derivatives; are useful in the treatment of, inter alia, neurodogenerative disorders.; Co...

Disclosed are foamable EPDM compositions comprising EPDM, a carbon black having a CTAB of about 50 to 60 m2/g and DBP of 90 to 115cc/100g and a blowing agent which are advantageous for use in applications where UHF microwave curing is utilized and for replacing foamable EPDM compositions incorporating similar amounts of conventional blends of carbon blacks. Also disclosed are foamed, cured EPDM co...

The present invention relates to single- or multilayer films and one or more layers comprising at least one polyolefin molding composition containing at least one polyolefin derived from at least one olefin having at least 2 carbon atoms, of the formula Ra-CH=CH-Rb, in which Ra and Rb are identical or different and are a hydrogen atom or a straight-chain or branched C1-C15-alkyl radical, or Ra and...

An improved transmission (10) for transferring torque. First and second gear means (12, 14) are each configured for integral, rigid attachment to first and second torque-bearing bodies (16, 18) respectively. A third gear means (22) is disposed in simultaneous meshing engagement with the first and second gear means (12, 14) such that said first and second gear means (12, 14) are disposed in substan...

A single crystal and a polycrystal having an excellent crystal quality and providing a highly reliable semiconductor device are formed by solid phase growth at low temperatures. An amorphous thin film is deposited on a substrate such that an average inter-atomic distance of main constituent element of the amorphous thin film is 1.02 times or more of an average inter-atomic distance of the elements...

The present invention discloses a digital video data encoder and decoder that operates to allow low and high speed reproduction of digital video data encoded at variable speeds by reproduction and decoding of intraframe encoded frames which are identified by previously reproduced intraframe encoded frames. Digital video data are encoded in the encoder at variable speeds, e.g., interframe and intra...