The invention provides a process for preparing a shaped product which is heat-resistant and has a high elongation at break, which process comprises (1) curing a substantially linear polyarylene thioether having a melt viscosity of 100 to 1500 Pas to form a resin having a melt viscosity of 500 to 1600 Pas and a non-Newtonian coefficient, n, of 1.5 to 2.1, (3) melt extruding the resin, (4) taking of...

The present invention provides crosslinked, spherical copolymer beads of methacrylic anhydride which are suitable as precursors for weak-acid and other ion exchange resins, affinity chromatography materials and other materials which require spherical polymers having reactive anhydride groups for their preparation. The present invention also provides a process for making such copolymers.

The meter includes a first processor (14) for determining electrical energy from voltage (12A, 12B, 12C) and current signals (18A, 18B, 18C) and for generating an energy signal (42, 44, 46, 48) representative of the electrical energy determination and a second processor (16) for receiving the energy signal and for generating an indication signal representative of said energy signal. An option conn...

The present invention is to provide a method of producing highly corrosion-resistant surface-treated steel plates where Cr elusion is small in spite of drying at low temperatures and corrosion resistance is excellent. In a process for producing surface treated steels where Zn type plated steels are treated through (i) chromate treatment, (ii) coating a resin composition and (iii) baking treatment,...

Pigmented, abrasion and corrosion resistant, thermosetting organic solvent solution coating composition comprise: (A) from about 50 percent to about 85 percent of total resin solids of a triol-based blocked polyurethane polyisocyanate having a number average molecular weight in the range of 600 to 4000; (B) from about 15 percent to about 50 percent of total resin solids of an epoxy-phosphate provi...

PCT No. PCT/AU92/00626 Sec. 371 Date Jul. 23, 1993 Sec. 102(e) Date Jul. 23, 1993 PCT Filed Nov. 25, 1992 PCT Pub. No. WO93/11374 PCT Pub. Date Jun. 10, 1993.A limited slip differential gear assembly has a rotating housing containing meshing spur gears each turning a gear element which is externally helically toothed. Each gear element meshes with its own externally-toothed gear member which has a...

A method for increasing the resistance of a coating such as a color/clear composite coating to water spotting and acid etching is disclosed. The method involves exposing the coated substrate to ultraviolet radiation after heat curing of the coating.

A composite organic-coated steel sheet suitable for use in automobile bodies comprises a steel sheet plated with zinc or a zinc alloy and having on the plated surface on one or both sides of the steel sheet a lower chromate film and an upper organic resin coating film. The upper organic coating film has a thickness of 0.1 - 5 mu m and is formed from a primer composition which comprises, in an org...

The invention involves new compositions and methods of use and delivery of amorphous calcium compounds such as: amorphous calcium phosphate (ACP), amorphous calcium phoshate fluoride (ACPF), amorphous calcium carbonate phosphate (ACCP), amorphous calcium carbonate phosphate fluoride (ACCPF), and amorphous calcium fluoride (ACF) for use in remineralizing and fluoridating teeth. These amorphous comp...

A compression device for external correction of insufficient valves in venous junctions is adapted for placement around the junction. The compression device has a band encompassing at least two veins of the junction. The band has a different rigidity and compression force in a direction extending from its proximal end to its distal end. The band is formed with a main compressing portion disposed o...

Using a non-invasive blood pressure measuring apparatus that comprises a cuff, a pressurizing unit and bleeding valve, methods to acquire the arterial response to pulsating blood flow through an artery against the bleeding cuff's pressure are described. There are also described method for displaying in real time the entire arterial response on a display unit such as a CRT or LCD, which show the ph...

A suture anchor for anchoring one end of a conventional suture to bone comprising a coupling member, at least one barb made of a resilient elastic material projecting from said coupling member, and structure for use in attaching one end of a suture to said suture anchor. The coupling member and the at least one barb are adapted to securely anchor one end of the suture in bone when the suture is at...

Superparamagnetic solid particles of the general formula I MvMnwZnxFeyOz(I) where M is Co and/or Ni, v and w are each from 0 to 0.998, x is from 0.001 to 0.998, y is from 2.001 to 2.998, z is from 3.001 to 4, v+w+x is from 0.002 to 0.999, v+w+x+y is 3, v NOTEQUAL 0 if w=0 and w NOTEQUAL 0 or v=0, polar and nonpolar superparamagnetic liquids which contain the surfactant-coated superparamagnetic sol...

A process for extracting the precise perimeter of buildings from down-looking terrain images. The process works for any rectilinear building shape, and no restrictions are placed on the orientation or scale of the buildings within an image. The process has the advantages of robustness and execution speed. The process is robust in that it can extract building perimeters from a digitized image in th...

Disclosed is a method for detecting a nucleic acid target sequence by formation of triple helix nucleic acid structures. The method may, but need not, involve amplifying the nucleic acid in vitro using cycles of denaturation and amplification to yield product duplexes, and detecting the product duplexes by hybridizing a third strand of nucleic acid to the product duplexes without denaturation. The...

Within a hermetically-sealed compressor, a cluster assembly provides the connection to a three-prong header so that power can be applied to the motor within the compressor. The walls of the compressor are closed as completely as possible except for openings for leads extending from the cluster block and for pins from the header projecting into the cluster block. Each pin has a ceramic collar that ...

The invention relates to a process for comparing two data screens relating, for example, to two images. This process consists first of all in carrying out preprocessing of each of the images I1 and I2 so as to correct their defects which are due to the acquisition of the said images. The comparison of the images I1 and I2 is carried out by minimising the binary difference image, without calculatin...

Process for the purification of aqueous solutions contaminated with nitrate ions. This process is characterised in that it consists in precipitating double or mixed hydrated calcium nitroaluminates, such as especially calcium mononitroaluminate hydrate, by addition of at least one agent introducing the element aluminium and at least one agent introducing the element calcium into the solutions to b...

A coating composition for ferrous metal alloy surfaces comprises a slurry consisting essentially of an aluminum neutralized phosphate bonding solution and aluminum powder. A process for forming the bonding solution component of the coating slurry includes equilibrating an aqueous phosphate solution with a small but controlled and necessary amount of solute aluminum prior to adding aluminum powder ...

A filling body with a foam portion of open-cell foam which is compressed in volume and encased in a casing sheet on all sides, wherein the casing sheet is made so thin that when a suction tube 7 is inserted in the casing sheet, the sheet is applied to the tube after the fashion of a valve closure. The suction reduces the volume of the body and this may then be inserted into a cavity of a motor veh...