Abstract: There is provided novel polycarbonate polymers and oligomers for use as electrolytes in electrochemical devices having a higher content of organic carbonates so as to enhance electrical conductivity. The polymers are prepared by a condensation reaction or by ester exchange.

Abstract: The present invention provides a method for forming dust free lithium hydroxide monohydrate. The method contains the step of coating the lithium hydroxide with 0.2 to 1.5% by weight of paraffinic oils.

Abstract: A pouch is provided for an electrochemical cell which does not permit permeation of the solvent vapors of the electrolyte which consists of a film of a polar polymer layer sandwiched between two polyolefin layers. The pouch is a container for primary and secondary batteries and a liner for containers of electrolytes.

Abstract: The present invention provides a process for preparing hexafluorophosphoric acid complexed with about 1 to 3.3 molecules of water which are stable at temperatures below 20° C. and the compositions prepared thereby.

Abstract: A non-aqueous electrolyte for use in batteries and electrical capacitors for use at low temperatures. The electrolyte consists of at least two quaternary ammonium salts in a nitrile solvent.

Abstract: There is provided novel polycarbonate polymers and oligomers for use as electrolytes in electrochemical devices having a higher content of organic carbonates so as to enhance electrical conductivity. The polymers are prepared by a condensation reaction or by ester exchange.

Abstract: A process for the preparation of high purity arsenic pentafluoride in high yield. The process uses sulfur trioxide or oleum and an excess of hydrogen fluoride to react arsenic acid or arsenic pentoxide in a reaction medium containing an excess of hydrogen fluoride to yield high purity arsenic pentafluoride as a gas.

Abstract: There is provided a process for preparing tetraalkyl ammonium halide utilizing a catalytic amount of acetonitrile in a reaction under pressure and at an elevated temperature of an alkyl halide and a trialkyl halide and in which tetrafluoroborate can be subsequently prepared.

Abstract: The inventory provides an electrolyte containing silane additive for the lithium-containing electrochemical cells and batteries.

Abstract: The invention provides a process for preparing lithium carboxylates which can be used in the preparation of soaps, oils and greases. The process utilizes molten carboxylic acids in a reaction utilizing a minimum of water and provides a powdery product which does not need filtration.

Abstract: The invention provides a process, and product thereof, for forming a chemically resistant fusion bonded seal between chemically dissimilar materials by use of a chlorinated polyolefin film for protective garments. The process involves placing the chlorinated polyolefin film between two dissimilar films such as a facepiece and the fabric film of the garment and applying heat and pressure. The resulting fusion bonded film composite is strong, flexible and upon the application of sufficient stress exhibits total cohesive rupture failure.

Abstract: A process for the preparation of anhydrous high purity phosphorus pentafluoride in high yield. The process uses an excess of hydrogen fluoride in a reaction with a phosphoric acid to form hexafluorophosphoric acid followed by reaction with a sulfur based acid reactant in a reaction medium containing an excess of hydrogen fluoride.

Abstract: A process for the preparation of anhydrous high purity phosphorus pentafluoride in high yield. The process uses an excess of hydrogen fluoride in a reaction with a phosphoric acid to form hexafluorophosphoric acid followed by reaction with a sulfur based acid reactant in a reaction medium containing an excess of hydrogen fluoride.

Abstract: The invention provides a process, and product thereof, for forming a chemically resistant fusion bonded between chemically dissimilar materials by use of an acid-based terpolymer for protective garments. The olefin terpolymers are preferably copolymers of an olefin, an acid and an ester. The process involves placing the olefin terpolymer film between two dissimilar films such as a facepiece and the fabric material of the garments and applying heat and pressure. The resulting fusion bonded film composite is strong, flexible and upon the application of sufficient stress exhibits total cohesive rupture failure.

Abstract: The present inventions teaches an optically transparent film or sheet of an extruded acrylic copolymer or terpolymer and polyethylene having a melting point of less than 275° F. and a haze not more than 5%. The resin film can be used alone or in a lamination with other polymers or glass so that the combination has a haze less than 6%.

Abstract: A sealed pouch of a single layer polyolefin film having a thickness of from about 0.005 to 0.001 inch and a melting point below about 280.degree. F. which is soluble in a lubricating oil base. The pouch contains a solid lithium hydroxide or lithium fatty acid salt or mixtures thereof for use in preparing greases.

Abstract: The instant invention provides a non-asbestos friction material and method of making therefor having from about 2 to 20 wt % of carbonaceous fibers. The remainder of the friction material is an auxiliary material and a thermosetting resin. The carbonaceous fibers are derived from oxidized polyacrylonitrile based fibers. The wt % of bond carbon in the carbonaceous fibers is about 65 to 80.

Abstract: The present invention provides a method for forming dust free lithium hydroxide monohydrate. The method contains the step of coating the lithium hydroxide with 0.1 to 5% by weight of low melting or liquid fatty acids or esters and triglycerides of fatty acids.

Abstract: The present invention relates to antistatic polymers containing a mixture of a thermoplastic resin and about 8-20% by weight of conductive partially carbonized chopped linear carbonaceous fibers. The chopped carbonaceous fibers have a carbon content of about 70-85% by weight and an electrical resistivity of about 10.sup.-2-10.sup.3 ohm-cm. The composite has a surface resistivity of about 10.sup.4 -10.sup.10 ohms/square. These intermediate surface resistivities make the composite an excellent choice for use with plastic parts that come into direct contact with electronic components and circuitry.

Abstract: An apparatus is provided for crimping and heat setting a filament or a tow of filaments and to provide fine filaments. The apparatus has at least one heating zone with means for heating a filament or a tow of filaments in an inert and/or oxidizing atmosphere. In the heating zone is a pair of horizontally movable mating conveying means having a multiplicity of protrusions for imparting a crimp to said filament or tow.