Abstract: A thermal insulating and/or sound absorbing structure comprising a batting of resilient, elongatable, non-flammable non-linear carbonaceous fibers, said fibers having a reversible deflection ratio of greater than 1.2:1, an aspect ratio greater than 10:1 and an LOI value greater than 40.

Abstract: A buoyant article which can be used for floatation and/or insulation comprising a coated batting, felt or non-woven web of resilient shape reforming elongatable non-linear carbonaceous fibers, said fibers having a reversible deflection ratio of greater than 1.2:1 and said coating comprising a water insoluble hydrophobic cured or set substance.

Abstract: A primary rechargeable electrical energy storage device comprising a housing having an electrically non-conductive interior surface, at least one cell positioned in said housing, each cell comprising an anode consisting of a low melting metal selected from the group consisting of alkali metal, alkali metal alloy and alkali metal eutectic mixture, a separator surrounding said anode, said separator being capable of transporting ionic species and electrically isolating said anode, a cathode comprising a carbonaceous graphite cloth, and a non-aqueous electrolyte.

Abstract: Flame retarding and fire barrier structure comprising a blend of carbonaceous fibers and natural and/or synthetic fibers. The carbonaceous fibers have a nitrogen content of 5 to 35%, an LOI value of greater than 40 and are derived from stabilized acrylic fibers.

Abstract: An electrochemical cell comprising an anode composed of a molten mixture of non-lithium alkali metals, a cathode comprising an electrically conductive carbonaceous material and an electrolyte comprising an electrolyte salt and a non-aqueous solvent.

Abstract: A yarn which is a blend of from 98.01% by weight of a conventional textile fiber or filament and from 2 to about 0.09% by weight of a non-linear anti-static carbonaceous filament or fiber.

Abstract: A non-flammable light weight non-carcinogenic asbestos-like thermal insulation and flame barrier structure comprising at least one layer of carbonaceous fibers and a suitable binder, said carbonaceous fibers being non-linear and having a reversible deflection ratio of greater than 1.2:1, an aspect ratio of greater then 10:1 and an LOI value of greater than 40.

Abstract: An improved washable insulating article comprising a batting of resilient, elongatable, non-flammable non-linear carbonaceous fibers, said fibers having a reversible deflection ratio of greater than 1.2:1, an aspect ratio greater than 10:1 and an LOI value greater than 40 and the articles of apparel derived therefrom.

Abstract: The present invention is concerned with a composite material matrix of a synthetic or natural resin with a reinforcement of a multiplicity of lightweight, resilient shaped reforming elongatable, non-linear, non-flammable carbonaceous fibers. The fibers preferably have a sinusoidal or coil-like shape, a reversible deflection ratio of greater than 1.2:1 and an aspect ratio (1/d) greater than 10:1. The fiber-reinforced composite material of the present invention possess excellent impact resistance properties.

Abstract: An electrode suitable for use in energy storage devices is described which is made of an assembly of an electrically conductive carbonaceous material having conjugated and preferably polybenzenoid plate-like structures. The carbonaceous material has a Youngs modulus of greater than 1,000,000 psi. The so-defined electrode material does not undergo a substantial change in dimension during repeated electrical charge and discharge cycles. Additionally there is described an energy storage device utilizing the above described electrode.

Abstract: A flame retardant polymeric foam having a flame retarding amount of heat set carbonaceous fibers derived from stabilized acrylic fibers or pitch based fibers, said fibers having an LOI value greater than 40.

Abstract: A fiber product comprising a core of a flexible, non-flammable carbonaceous polymeric fibers having an aspect ratio greater than 10:1, and a non-electrically conductive fluorinated surface.

Abstract: An antislosh, flame arresting structure for use in or with containers holding flammable fluids comprising a multiplicity of heat set carbonaceous fibers having an LOI value greater than 40 in an amount effective for preventing sloshing of the fluids and capable of arresting a flame front.

Abstract: The invention provides a non-flammable non-linear elongatable carbonaceous fiber having a reversible deflection of greater than 1.2:1 and an aspect ratio of greater than 10:1 which may be formed into a resilient structure and the method of preparing said fiber.

Abstract: An electroconductive tow or yarn, made from continuous filaments or staple fibers, respectively, prepared from stabilized petroleum pitch, coal tar pitch or polyacrylonitrile is preferably knit and heat treated to a carbonizing temperature and thereafter deknitted, chopped into appropriate length and blended with the standard carpet fibers or yarn at any one of several steps in the yarn making process to produce a yarn having static dissipation properties.