Abstract: The invention relates to crystalline, stable radical anion salts of derivatives of 1,4,5,8-naphthalenetetracarboxylic acid of the formula ##STR1## in which p1 k, n, s, x, m, p, B, R and c have the meaning given in the description,to processes for their preparation and to their use as electrically conductive compounds.

Abstract: Composite materials are formed by subjecting a highly elastic material to a plasma treatment and then allowing a polyurethane foam forming mixture to foam on the plasma treated surface. These composites are particularly useful as shoe soles and as insulating materials.

Abstract: Organic polymers, for example thermoplastics, thermosetting resins, elastomers or lacquers with increased electrical conductivity, characterized by a content of sulphur-containing pyropolymers which have been obtained by pyrolysis of sulphur-containing condensation products of aromatic compounds, which optionally contain hereto-cyclic rings with O, S or N as hetero-atoms and, sulphur or sulphur releasing compounds.

Abstract: Electrically conductive or antistatic polymers containing charge transfer complexes corresponding to general formula ID A.sub.n (I)wherein D represents an electron donor; A represents an electron acceptor; and n represents an integer of from 1 to 5; wherein the charge transfer complexes are in the form of fibre- or needle-like crystals having a diameter-to-length ratio of from 1:20 to 1:500, preferably from 1:20 to 1:200, and a process for the production of these polymers wherein a solution of the donor or a donor salt in a suitable solvent and a solution of the acceptor or an acceptor salt are successively added in this order or in the reverse order to a monomer, a soluble polymer preliminary stage or a polymer solution and the solid charge transfer complexes thus produced in the polymer or its preliminary stage.

Abstract: Multi-layered sheet structures comprising at least two layers, at least one of which consists of optionally doped polyacetylene, and at least one other layer joined thereto consists of a plastics material or inorganic material forming films or coatings, and processes for the production thereof.

Abstract: TCNQ complexes with organic pyridinium ions, which may be kept in a molten condition for a relatively long time without the electrical conductivity thereof being substantially reduced after cooling.

Abstract: Fusible mixtures of high electrical conductivity which consist of from 0.5 to 99%, by weight of a TCNQ complex.

Abstract: The invention relates to a process for the production of doped heterocyclic polymers, wherein sulphur-free heteroaromatic compounds are reacted with arsenic pentafluoride, optionally in the gas phase or in an inert organic solvent, at temperatures of from -20.degree. C. to +80.degree. C. (or the boiling point of the solvent), and to the doped heterocyclic polymers obtained according to this process,as well as to doped products of polymers according to the following formula ##STR1## wherein X=O or S, andn an integer of >10,and a process for the production thereof.

Abstract: Process for the production of doped polymers containing heteroaromatic 5-membered rings in which polymers of aromatic 5-ring membered heterocyclic compounds or low molecular weight compounds containing heterocyclic 5-membered rings are reacted with nitronium or nitrosonium salts, optionally in inert organic solvents, at temperatures of from -20.degree. C. to +80.degree. C. or up to the boiling point of the solvents, and the doped polymers containing heteroaromatic 5-membered rings obtained by this process.

Abstract: The invention relates to plastics materials of high electrical conductivity containing TCNQ complexes and stabilized against the emission of HCN and to mouldings, films and coatings of such materials, as well as to the use of the plastics material for the production of antistatic foils and coatings onto substrates.

Abstract: This invention relates to a process for the preparation of charge transfer complexes containing 7,7,8,8-tetracyanoquinodimethane by the reaction of TCNQ with organic cation iodides or by the reaction of nitrogen-containing heteroaromatic compounds and tertiary amines with H.sub.2 TCNQ, using smaller quantities of solvent than that required for complete solution of the TCNQ.

Abstract: A process for the production of a suspension of doped polyacetylene particles, in which process acetylene is initially polymerized in a suspending agent with the formation of a suspension of polyacetylene particles in "burr" form, the catalyst is deactivated or removed, the solvent is optionally exchanged, and p- or n-doping is then carried out by adding a dopant additive in substance or in solution to the suspension.

Abstract: Increasing the electrical conductivity of conjugated polymers by partial oxidation (doping) with a compound of tetravalent titanium or tetravalent tin.

Abstract: A process for the production of sheet structure, including fibres from plastics solutions containing deped, burr-shaped or fibrous polyacetylene particles, in which process the solution is shaped to form a sheet and the solvent is removed and the sheet structure thus prepared.

Abstract: Complex salts of 7,7,8,8-tetracyano-p-quinodimethane having high electric conductivity, process for the preparation thereof and the use thereof as electric conductors, semiconductors or photoconductors and for antistatic finishing of plastics products.

Abstract: A process for the production of 1,4-bis-(dicyanomethylene)-cyclohexane from a cyclohexane-1,4-dione-2,5-dicarboxylic acid alkylester by saponification with water, optionally under pressure, and by subsequent or simultaneous condensation with malonic acid dinitrile, optionally with the assistance of a catalyst.

Abstract: Increasing the electrical conductivity of polyacetylene by partial oxidation (doping) with a compound of trivalent iron or of trivalent cobalt.

Abstract: Process for the production of a suspension of polyacetylene in the form of particles having a diameter of from 0.01 to 1 mm and having a great number of fibrous appendices comprising introducing acetylene in an organic suspending agent under constant stirring, in the presence of an aluminum-containing organometallic mixed catalyst in an amount corresponding to 10 to 100 m moles aluminium per liter suspending agent, at temperatures of from -100.degree. to 80.degree. C., until a maximum of 10 g, preferably 1 to 3 g of polyacetylene per liter of suspending agent have been formed.

Abstract: A process for the production of a thermoplastically processible polymer granulate or powder containing from 0.01 to 50%, by weight, of burr-shaped or fibrous, doped polyacetylene, in which a plastics material and the doped polyacetylene particles are mixed in the presence of an inert suspending liquid and said liquid is removed.

Abstract: The invention relates to plastics materials of high electrical conductivity containing TCNQ complexes and stabilized against the emission of HCN and to mouldings, films and coatings of such materials, as well as to the use of the plastics material for the production of antistatic foils and coatings onto substrate.