Abstract: Metal flake of improved reflectivity is produced by a method comprising wet ball milling a metal powder in the presence of a lubricant comprising an organometallic compound.

Abstract: Metal flake of improved conductivity is produced by a method comprising wet ball milling a powder of a conductive metal in the presence of a lubricant comprising an organometallic compound.

Abstract: A pigment system for electronic and electromagnetic shielding coatings including in percent by weight about 30% to about 70% of a nickel powder produced by decomposition of nickel carbonyl under conditions to provide a powder having a chain-like structure of irregularly shaped particles with an average particle size in the range of about 2 to 4 micrometers (um) and a specific surface area of at least about 0.5 m.sup.2 /g, about 20% to about 60% zinc dust and up to about 40% of an iron-nickel powder produced by codeposition from nickel and iron carbonyl with the proviso that the percentage of nickel powder plus the percentage of nickel-iron powder must be in excess of about 45%.

Abstract: Discloses a means for enhancing the transfer of hydrogen to and from solid hydridable material in a container and enhancing heat transfer to and from said hydridable material. The means whereby these enhancements are accomplished comprises a series of metallic trays arranged in non-nesting configuration in the hydrogen container.

Abstract: A hydrogen sorbent composition is provided which is comprised of a hydridable material such as LaNi.sub.5 encradled throughout a porous, fiber-containing polymeric composition.

Abstract: A cathode for use in the electrochemical production of hydrogen and process for making it which involves direct electrochemical cathodic action on a thermally produced adherent oxide on a nickel cathode surface. Examples include a nickel sheet thermally oxidized in air at 600.degree. C. for one hour and used directly in the production of electrolytic hydrogen and an iron sheet plasma sprayed with nickel to provide a surface containing thermal oxidation product of nickel and again used directly in the electrolytic production of hydrogen.

Abstract: A process for manufacturing intermetallic compounds of the RB.sub.5 type where R is a mixture of two or more rare earth metals and B is nickel wherein the composition is determined, with respect to the desired desorption plateau pressure at 25.degree. C. in atmospheres absolute by means of the relationshipP.sub.25 =exp(10.60-5.70 X.sub.Ce -10.03 X.sub.La -8.46 X.sub.Pr -7.84 X.sub.Nd)wherein X is the weight fraction of the indicated element and X.sub.La +X.sub.Ce +X.sub.Pr +X.sub.Nd =1.

Abstract: Discloses a hydrogen compressor having two series of chambers or hydride containers specifically located in a pair of jackets adapted to contain flowing heat exchange liquid, e.g. water. The series of chambers are connected through a check valve arrangement and flow of hot and cold water through said jackets is controlled by a timing means.

Abstract: A process is provided for preparing cis-[Pt(NH.sub.2).sub.3 (H.sub.2 O).sub.2 ](NO.sub.3).sub.2 by a process comprising preparing cis-Pt(NH.sub.3).sub.2 I.sub.2 from K.sub.2 PtI.sub.4 under controlled conditions of temperature and pH and converting the resultant cis-Pt(NH.sub.3).sub.2 I.sub.2 to the diaqua complex with AgNO.sub.3 under controlled conditions.

Abstract: Means (10) for storing and recovering hydrogen. A tube (12), circumscribing a flexible spring (14), is packed with hydridable material (16). Recovery for storage of the hydrogen may be effectuated by hydriding or dehydriding the hydridable material (16). Depending on the circumstances, (i.e. hydriding or dehydriding) hydrogen will be driven across the boundry between the spring (14) and the hydridable material (16).

Abstract: An improvement in the production of polymer-bonded cell electrodes comprises forming a particulate material which can be developed into a shaped polymeric system comprising an electrode active material encradled in a porous, fiber-containing, polymeric composition. In a preferred embodiment, the polymeric system is developed as a thin, flexible electrode.

Abstract: A fast-acting, self-resetting hydride actuator comprising an enclosure containing hydrogen, and an actuating means communicating with the interior of the enclosure responsive to changes in pressure of the hydrogen gas and adapted to provide an actuating force based upon a change in pressure of the hydrogen gas. The actuator also comprises an electric resistance means inside the enclosure which includes a resistor element made in whole or in part of a hydridable electric conductor and means for passing electric current through said resistor element.

Abstract: A process is provided for forming a polymeric material which can be developed into a shaped polymeric structure comprising an active material encradled in a porous, fiber-containing polymeric composition. In the process, the active material is mixed with a tripartite system comprising a fibrillatable polymer, a support-contributing polymer and a pore-former. When such a system is mixed and developed with an active material, such as LaNi.sub.5, an active composition is produced which may be used, for example, as a hydrogen collecting or storing material.

Abstract: An anode for oxygen evolution in alkaline electrolyte is provided. The electrode comprises an electrically conductive support surface having a porous metal layer adhered to at least part of it and having Ni(OH).sub.2 molecules deposited upon the surface and within the pores of the porous metal layer. A process for producing this anode is also provided.

Abstract: A particulate catalyst composition is provided by processing components in standard polymer processing equipment to obtain catalyst particles encradled in a porous, fiber-containing polymeric material.

Abstract: A platinum electroplating bath comprising cis diammine dichloroplatinum (II) or cis diammine diiodo platinum (II), sodium chloride or sodium iodide and a liquid phase comprising water and dimethylformamide in volume ratios of about 1:1 to about 1:2.

Abstract: A process is provided for preparing cis-Pt(NH.sub.3).sub.2 Cl.sub.2 and intermediates. The cis-Pt(NH.sub.3).sub.2 Cl.sub.2 is provided in high yield and purity.

Abstract: A process for preparing cis - Pt (NH.sub.3).sub.2 I.sub.2 from K.sub.2 PtI.sub.4 by adding NH.sub.4 OH under controlled conditions of temperature and pH.

Abstract: A catalyst composition is provided as a thin flexible sheet in standard polymer processing equipment. The catalyst is comprised of catalyst particles encradled in a porous, fiber-containing polymeric material.

Abstract: An improvement in the production of polymer-bonded cell electrodes comprises forming a particulate material which can be developed into a shaped polymeric system comprising an electrode active material encradled in a porous, fiber-containing, polymeric composition. In a preferred embodiment, the polymeric system is developed as a thin, flexible electrode.