Abstract: The disclosure of this application is directed to a polysiloxane, having combined therein an organo titanate, which can be used in the production of silane modified alkylene-alkyl acrylate copolymers. The silane modified copolymers can be extruded about electrical conductors to provide insulation thereon characterized by improved surface characteristics.

Abstract: The disclosure of this application is directed to compositions having improved flame retardant properties containing an alkylene-alkyl acrylate copolymer, a halogenated flame retardant additive and an oxide, carbonate, hydroxide or sulfate of magnesium or calcium in an amount more than 20 and up to about 30 percent by weight. The compositions disclosed are useful as jacketing material and as insulation about wire and cable.

Abstract: Relatively stable masterbatch compositions are provided comprising a matrix having a polysiloxane dispersed therein, prepared by admixing a solid or liquid matrix, a monomeric silane and a silane condensation catalyst with the result that the monomeric silane condenses to a polysiloxane which is dispersed throughout the matrix per se or as a reactant therein. The masterbatch composition can be admixed with alkylene-alkyl acrylate copolymers in the presence of an organic titanate, to produce water-curable compositions, containing water-curable, silane modified alkylene-alkyl acrylate copolymers, which are useful as extrudates about wires and cables providing protective coatings thereon.

Abstract: The disclosure of this application is directed to a composition, devoid of added mineral filler, comprising an ethylene polymer and an organo titanate as a water treeing inhibitor. The compositions can be extruded about electrical conductors providing insulation thereon which is resistant to deterioration in the presence of moisture and an electrical field.

Abstract: The disclosure of this application is directed to a water-curable composition comprising a water-curable, silane modified alkylene-alkyl acrylate copolymer, a mineral filler and a halogenated flame retardant additive. These compositions are useful as extrudates about wires and cables providing insulation or jacketing thereon characterized by resistance to deformation and by flame retardancy.

Abstract: A process for making a heat-curable polymer comprising the steps of:(a) preparing a mixture comprising:alkylene-alkyl acrylate copolymer;from 0.1 to 10 parts by weight based on 100 parts by weight of copolymer of difunctional compound having the formulaR.sub.1 --R.sub.2 --R.sub.3wherein R.sub.1 and R.sub.3 are independently selected from the group consisting of --OH, --SH, ##STR1## wherein R.sub.4 is C.sub.1 to C.sub.20 hydrocarbon; R.sub.2 is a divalent organic radical terminated with other than aryl;from 0.1 to 10 parts by weight based on 100 parts by weight of the copolymer of organo titanate;(b) heating said mixture to temperature of between the melting temperature of the copolymer and about 200.degree. C.

Abstract: The disclosure of application is directed to water-curable, amino silane modified alkylene-alkyl acrylate copolymers, free of halide salts and halide ions, which can be extruded about electrical conductors to provide improved insulation thereon.

Abstract: The disclosure of this application is directed to the production of silane modified copolymers of alkylene-alkyl acrylates by reacting a mixture containing a polysiloxane, particularly an organo titanate containing polysiloxane and a copolymer of alkylene-alkyl acrylate to produce a water curable, silane modified copolymer. The silane modified copolymers can be extruded about electrical conductors to provide insulation thereon characterized by improved surface characteristics.

Abstract: The disclosure of this application is directed to a composition of a copolymer of an alkylene-alkyl acrylate, a talc filler coated with a metal salt of a fatty acid and a non-polar flame retardant additive. The compositions of this invention are useful as insulation about electrical conductors, providing insulated electrical conductors which have improved flame retardant properties and improved insulation resistance.

Abstract: A water-curable silane modified alkylene alkylacrylate copolymer and a method for its production, which method comprises reacting alkylene alkylacrylate copolymer with a particular silane in the presence of an organo titanate catalyst.

Abstract: A composition for electrical applications having good electrical resistance, tensile strength and elongation consisting essentially of:(a) ethylene polymer, and(b) at least 10 parts by weight of talc filler per 100 parts by weight of ethylene polymer, said talc filler coated with at least one metallic salt of a fatty acid having 8 to 20 carbon atoms.

Abstract: A flame retardant alkylene-alkyl acrylate copolymer composition comprising alkylene-alkyl acrylate copolymer, a halogenated flame retardant additive, and at least one of calcium or magnesium oxide, carbonate, hydroxide, or sulfate.