Abstract: A process and apparatus for fabricating an optical fiber communication cable are described herein. The optical fiber cable has a cable core including a metal containment tube and at least one optical fiber within the tube. The containment tube preferably is formed by drawing a strip of metal through at least one forming die. In a first aspect of the present invention, smooth operation of the forming die is promoted by first passing the metal strip through a shaving die to remove any shearing burrs along the strip edges and to maintain the width of the strip within a desired tolerance.In a second aspect of the present invention, various approaches for effectively sealing the containment tube are described. In a first embodiment, the tube is sealed using a wave soldering approach wherein a flow of moving molten solder is used to substantially fill a seam in the tube.

Abstract: A method of repairing a damaged electrode surface comprises coating the damaged area with a polyhaloolefin. The coated area is cured, for example, by heat or radiation and the cured coating bonds the damaged area to the surrounding electrode surface.The method of the invention permits the "in situ" repair of electrode surfaces while preventing distortion of the electrode surface or its support members.

Abstract: Apparatus is provided for retaining a slip sheet in place on top of a pallet as the pallet is conveyed along a predetermined path of travel in a palletizer, depalletizer or other conveying means.

Abstract: Nonionic surfactant compositions useful in forming stable emulsions with oil in saline solutions comprising a blend of:(a) at least one alkyl phenol ethoxylate selected from the group consisting of ##STR1## wherein R is a branched or linear alkyl group having from about 6 to about 18 carbon atoms and x is from about 4 to about 15; and(b) at least one alkyl phenol glycoxylate selected from the group consisting of ##STR2## wherein R' is a branched or linear alkyl group having from about 6 to about 18 carbon atoms and y is from about 4 to about 15; and the weight ratio of (a) to (b) is from about 9:1 to about 1:2.These surfactant compositions may be employed in enhanced oil recovery processes and other applications where good emulsification and high salinity tolerances are required such as textiles, leather, dairy, concrete grinding aids and drilling muds.

Abstract: The present invention relates to a technique for improving the adhesive properties of a metal or metal alloy material by reducing the number of bare spots and unplated regions on each treated surface of the metal or metal alloy material. The technique comprises electrolytically forming a substantially uniform metal oxide layer on at least one surface of the material, chemically converting the oxide layer into a substantially uniform layer of fresh metal, and thereafter electrolytically forming a plurality of dendritic structures on the at least one surface. The technique of the present invention has particular utility in improving the adhesive properties of wrought copper and copper alloy foils. An apparatus for performing the technique is also described.

Abstract: A novel, heat curable, liquid polymer composition is disclosed which comprises a modified polyurethane oligomer containing terminal ethylenic unsaturation and a free radical generating catalyst. In a preferred embodiment, the polymer composition further includes at least one additional component selected from a reinforcing agent and a filler.

Abstract: The undesirable abrupt expansion and contraction of ammonium nitrate in the temperature range of use of a rocket motor and explosives (-55.degree. C. to 80.degree. C.) is eliminated by the addition of 0.5 to 2% by weight of a crystal growth inhibitor, specifically potassium fluoride (KF).

Abstract: A novel, heat curable, liquid polymer composition is disclosed which comprises a modified urethane oligomer containing terminal ethylenic unsaturation and a free radical catalyst. In a preferred embodiment, the polymer composition further includes at least one additional component selected from a reinforcing agent and a filler; the cured composition demonstrates enhanced impact properties and is particularly useful in automotive body constructions.

Abstract: A method for sizing cellulosic fiber containing paper with a sizing agent having the formula: ##STR1## wherein n is an integer from 12 to 24. The sizing agent is reacted with the paper at a pH of from about 11 to about 14 in the presence of tetrabutylammonium hydroxide.

Abstract: A method of sizing cellulose fibers with a sizing agent having the formula: ##STR1## Where: R.sub.1 is an alkyl group having from 1 to 5 carbon atoms, andR is an alkyl group having 12-24 carbons is disclosed.

Abstract: The present invention relates to a treatment for improving the laminate adhesion of metal and metal alloy materials, particularly copper and copper alloy foils. The treatment comprises electrolytically forming a plurality of dendrites on a surface of the metal or metal alloy material and bonding the dendrites thereto. The dendrites are formed on and bonded to the metal or metal alloy material surface by one or more treatment anodes positioned at an angle to the material being treated and a single current source.

Abstract: Disclosed is a positive displacement pump output monitor which is employed by (a) passing the discharged fluid from said pump through a pulse receiving chamber, the pressure of said pumped fluid during the discharge stroke of the pump causing a diaphragm in said pulse receiving chamber to be moved outwardly by said fluid; (b) causing the outward concurrent movement of a spring-loaded metal shaft when the diaphragm is moved outwardly; (c) contacting a fixed element with said outwardly moved spring-loaded shaft, thereby causing a time-delayed relay connected to said fixed element to be reset; and (d) causing said time-delayed relay to send an alarm signal to an alarm annunciation means if said relay is not reset within a predetermined amount of time.

Abstract: The present invention relates to a system and a process for producing improved quality electrodeposited and/or treated metal or metal alloy foil to be used in electrical and electronic applications. The quality of the foil being produced and/or treated by the system is improved by providing each treatment tank in the system with a dual filtration system. The dual filtration system for each tank comprises a filter conditioning loop for substantially continuously withdrawing solution from the tank and removing particulate matter from the withdrawn solution and a system for removing surface impurities from the solution. In a first embodiment, the surface impurities removing system comprises an off-line solution filtration and replenishment system. In a second embodiment, the surface impurities removing system comprises a skimmer floating on the surface of the solution. The present invention has particular utility in systems for producing electrodeposited and/or treated copper foils.

Abstract: The present invention relates to a treatment for improving the adhesive properties of metallic foils to be used in electrical and electronic applications. The treatment of the present invention comprises applying a light substantially uniform layer of metal to at least one surface of the metallic foil just prior to the formation of a plurality of dendritic structures on the surface. The metal layer renders the surface or surfaces to be treated more uniformly electrochemically active and consequently more receptive to the subsequent dendritic treatment. The treatment of the present invention has particular utility in improving the adhesive properties of wrought copper and copper alloy foils. An apparatus for performing the present treatment is also described.

Abstract: A 2,2,6,6-tetramethyl-4-piperidinyl derivative having a formula comprising: ##STR1## wherein R.sub.1 is hydrogen, an alkyl or alkylene group having 1 to about 8 carbon atoms, or cycloalkyl or aryl groups having about 5 or 6 ring carbon atoms; R.sub.2 and R.sub.3 are individually selected from hydrogen, alkyl groups having 1 to about 8 carbon atoms, and cycloalkyl and aryl groups having about 5 or 6 ring carbon atoms; R.sub.4 is selected from hydrogen and alkyl groups having 1 to about 8 carbon atoms; and n is either 1 or 2.These compounds are useful as UV light stabilizers in plastics and cosmetics (e.g. sunscreens).

Abstract: Electrically conducting and non-conducting 3,4-disubstituted polypyrroles of the formulae: ##STR1## wherein: n is a positive integer greater than 4;R.sub.1 and R.sub.2 may be the same or different, provided that (1) when R.sub.1 and R.sub.2 are different, one of R.sub.1 andR.sub.2 is CH.sub.3 and the other of R.sub.1 and R.sub.2 is --COOR.sub.3 or --COCH.sub.3, wherein R.sub.3 is CH.sub.3, C.sub.2 H.sub.5, C.sub.3 H.sub.7 or t--C.sub.4 H.sub.9 ; and (2) when R.sub.1 and R.sub.2 are the same they are C.sub.3 H.sub.7, C.sub.4 H.sub.9, C.sub.5 H.sub.11 or C.sub.6 H.sub.13 ;and electrically conducting salts thereof having the formula: ##STR2## wherein: n, R.sub.1, R.sub.2 and R.sub.3 have the above meanings,X is an anion, andZ is a number from about 3 to about 4.

Abstract: An improved process for the electrolysis of an aqueous electrolyte in an electrolytic membrane cell is provided. The membrane cell is comprised of an anode compartment having at least one anode and containing the aqueous electrolyte and a cathode compartment containing at least one cathode and a concentrated catholyte liquor. A vertically positioned cation exchange membrane separates the anode compartment from the cathode compartment. The process improvement comprises exposing a substantial portion of the cathode to a gaseous atmosphere, this substantial portion of the cathode is not immersed in the concentrated catholyte liquor produced. The concentrated aqueous catholyte liquor is removed from the cathode compartment to prevent a substantial accumulation of catholyte liquor in the cathode compartment.

Abstract: An improved reticulate electrode is produced by coating only one surface with a hydrophobic coating agent. Suitable hydrophobic coating agents include thermoplastic polymers such as polyolefins, polyhaloolefins, polyarylene sulfides and sulfone polymers. A preferred embodiment of the reticulate electrode is produced in a method which comprises:(a) affixing filaments to a support fabric to form a network of filaments, the filaments being comprised of a metal or metal sensitized plastic,(b) depositing an electroconductive metal on the filaments to form metal coated filaments, the deposition providing interfilament bonding at contact sites between adjacent filaments,(c) removing the support fabric from the metal coated filament network to produce a reticulate electrode having a porosity of at least 80 percent, and(d) depositing on only one surface of the reticulate electrode a coating of a hydrophobic coating agent.

Abstract: A swimming pool chemical tablet and storage container is provided for use in a skimmer of a forced circulation flow system, the swimming pool chemical tablet having a radial sidewall contact surface which contacts the frusto-conoidally shaped sidewall of the container at a location at least equal to one-half the predetermined height of the tablet to form a tablet-sidewall flow space above the sidewall contact surface to control the rate of dissolution of the tablet when water is circulated in the forced circulation flow system.

Abstract: In a downhill snow ski there are provided reinforcement rib members which are positioned generally perpendicularly to the top surface and the bottom running surface of the ski and are formed from a material of relatively high modulus with respect to the modulus of the core material formed from wood and foam to impart an increased rate of return and a controllably designed natural frequency to the ski.