The invention relates to a multiple width fiber strip consisting of curled, interlaced filaments and having several zones extending in longitudinal direction of the fiber strip as well as at least one tear line (4) extending in longitudinal direction of the fiber strip, wherein the tear strength (daN) of the fiber strip, referred to the total titer (dtex) is at least about 1.7 x 10-4 daN/dtex (det...

The present invention is related to an abrasive tool comprising a core and abrasive segments attached to said core wherein said abrasive segments comprise a bond material and superabrasive grains and wherein said segments comprise at least two circumferentially spaced regions and wherein said superabrasive grains are alternately dispersed in said regions in high and low concentrations of superabra...

A cryogenic rectification system employing an additional rectifying section in parallel with the lower section of the lower pressure column of a double column for producing product oxygen at both low and high purity.

A method for the accurate formation of a three-dimensional article comprises providing a supply of substantially uniform size droplets of a desired material wherein each droplet has a positive or negative charge. The supply of droplets is focused or aligned into a narrow stream by passing the droplets through or adjacent an alignment mechanism which repels each droplet toward an axis extending thr...

A biaxially oriented polyester film for a magnetic recording medium contains: 1) at least two different sizes of synthetic calcium carbonate particles; and 2) aluminum oxide particles to produce a film with excellent surface uniformity, running properties, and slittability wherein the film generates few scratches and low amounts of abrasion dust. The synthetic calcium carbonate particles are surfa...

1,3,4-oxadiazole compounds are disclosed. The subject compounds suppress immune function and have hepatoprotection activity.

A process for producing CFC-free polyurethane rigid foams having reduced thermal conductivity comprises reacting a) isocyanate semiprepolymers modified with urethane groups and containing from 31 to 20% by weight of NCO, based on aromatic polyisocyanates and at least one aromatic and/or preferably aliphatic polyester-polyol having a hydroxyl number of from 22 to 400, b) at least one relatively hig...

PCT No. PCT/EP94/01370 Sec. 371 Date Oct. 4, 1995 Sec. 102(e) Date Oct. 4, 1995 PCT Filed Apr. 29, 1994 PCT Pub. No. WO94/26821 PCT Pub. Date Nov. 24, 1994Polyester resins containing up to 5% by weight of a polymeric liquid crystal and an upgrading agent capable of increasing the I. V. of the resin by polyaddition reaction in the solid state with the end groups of the resin. Fibres, films and biax...

A self-monitoring hand-sanitizing station having a basin capable of holding an antiseptic solution to be situated near the entrance to a food handling area. A first proximity detector determines when an individual is approaching both the basin and the entrance. The basin contains a first moisture-proof switch and a second moisture-proof switch the activation of which switches must be done simultan...

Dozens of companies offer many different types of cases specifically designed to carry microcomputers. One type of microcomputer, the laptop style, can be carried by hand or from a shoulder strap in such cases. Unfortunately, as these microcomputers become more powerful tools for scientists, students, engineers, artists, and medical personnel, there is a ever greater need to protect these devices ...

The invention is a system and method for managing a resource shared by a plurality of autonomous vehicles. Each vehicle includes a navigator for causing the vehicle to travel a specified route to the resource and for generating a queue position request upon approach to the resource. A queue or fleet manager establishes a queue to control access to the resource. The queue manager generates a queue ...

A motor vehicle shift control apparatus wherein two hydraulically operated frictional coupling devices are simultaneously released and engaged, respectively, to effect a clutch-to-clutch shift of an automatic transmission, including an overshoot control device for compensating the hydraulic pressure of at least one of the coupling devices during the clutch-to-clutch shift such that the amount of e...

An exercise device for use by an exerciser in exercising his back muscles includes a frame, waist support, leg stop, and weight carriage. The frame comprises a ground contacting base and front and rear frame members. The waist support is located on top of the front frame member and the leg stop is located on the bottom of the rear frame member. The weight carriage is rotatably mounted to the frame...

A filler for a bituminous mixture, particularly asphalt mastic, includes a mixture of a stone-like natural product, for example, rock dust, and an industrial product in the form of pulverized resin with cellulose fiber substances. Approximately 80 percent of the mixture preferably have a grain size of less than 0.09 mm. The pulverized resin with cellulose fiber materials is produced particularly a...

A copolymer composition comprising the hard segment of a polyimide, the soft segment of an oligomeric aliphatic polyester, and a diepoxide for crosslinking and esterification. The diepoxide polyimide copolymer membranes have exhibited high selectivity and flux for separation of an aromatic/saturate mixture. These membranes have shown much better stability in soaking with an aromatic/saturate feed ...

Rubber articles e.g. rubber latex gloves have an adherent anti-tack coating comprising a mixture of a) a carboxylated synthetic rubber latex having a minimum film forming temperature (MFFT) of 10 DEG C. or above, with b) a latex polymer having an MFFT below 10 DEG C. and/or c) a water-soluble organic polymeric hydroxy material. Component b) tends to confer non-slip properties while component c) ...

A porous aggregate having a high intraaggregate reticular volume for releasable containment of functional substances is described. The porous aggregates comprise discrete particles, preferably starch granules, bound together at least at their points of contact in the aggregates. The surfaces of the discrete particles cooperate to define an intraaggregate reticulate volume. The porous aggregate com...

PCT No. PCT/JP94/02081 Sec. 371 Date Aug. 11, 1995 Sec. 102(e) Date Aug. 11, 1995 PCT Filed Dec. 12, 1994 PCT Pub. No. WO95/16732 PCT Pub. Date Jun. 22, 1995A crosslinked foamed body obtained by subjecting a rubber compounded product comprising (A) a chlorinated ethylene/ alpha -olefin copolymer rubber, (B) a triazinethiol as a vulcanization agent, (C) an alkyl ammonium halide as a vulcanization p...

Foamable organosiloxane compositions which yield, upon cure, silicone foams having low density and decreased friability, comprising (A) a siloxane base polymer system which is a combination of a high molecular weight hydroxyl-group containing siloxane polymer and a low molecular weight hydroxyl-group containing siloxane polymer; (B) a silicon-containing crosslinker for the siloxane base polymer sy...

An aqueous dispersion of small particles of a phenol/formaldehyde novolac resin, referred to as a dispersed novolac resin, useful for example as a binder in preparing glass fiber insulation. The dispersed novolac resin is produced by preparing a molten novolac resin, cooling, adding water and optionally a surfactant and then adding a protective colloid. Additional water is added to provide the des...