This invention relates broadly to the production of titanium alloys by electrolytic reduction processes, and is concerned in one or more aspects with the preparation of a feedstock for such processes. In other aspects, the invention relates to a novel synthetic rutile (SR) product and to methods of producing titanium alloy from titaniferous material.

A method of making a graphene-containing material comprising the steps of: electrolytically reducing a transition metal oxide to a transition metal in an electrolytic cell using a molten salt electrolyte and a carbon anode; followed by extracting a dry graphene material from the electrolytic cell. Also provided is a graphene-containing material obtainable by the method of the invention.

Provided is a conductive material including: a base material that is conductive at least at a surface thereof; and a titanium film on the surface of the base material, the titanium film having an average film thickness of not less than 1 m and not more than 300 m.

Provided is a conductive material including: a base material that is conductive at least at a surface thereof; and a titanium film on the surface of the base material, the titanium film having an average film thickness of not less than 1 m and not more than 300 m.

The present application relates to a method for preparing metallic titanium by molten salt electrolysis reduction of titanium dioxide, the method includes: constructing an electrochemical system, including an anode chamber filled with an anodic molten salt electrolyte and inserted with an anode, and a cathode chamber filled with a cathodic molten salt electrolyte and inserted with a cathode, where the anodic molten salt electrolyte and the cathodic molten salt electrolyte are connected through a liquid alloy accommodated at an inner bottom of the electrolytic cell without contacting with each other; and adding titanium dioxide to the anode chamber, and energizing for electrolysis to obtain metallic titanium at the cathode. The method of the present application has advantages such as low requirements for the titanium dioxide raw material, simple process flow, low energy consumption, environmental friendliness, and direct acquisition of high-purity metallic titanium.

The present application relates to a method for preparing metallic titanium by molten salt electrolysis reduction of titanium dioxide, the method includes: constructing an electrochemical system, including an anode chamber filled with an anodic molten salt electrolyte and inserted with an anode, and a cathode chamber filled with a cathodic molten salt electrolyte and inserted with a cathode, where the anodic molten salt electrolyte and the cathodic molten salt electrolyte are connected through a liquid alloy accommodated at an inner bottom of the electrolytic cell without contacting with each other; and adding titanium dioxide to the anode chamber, and energizing for electrolysis to obtain metallic titanium at the cathode. The method of the present application has advantages such as low requirements for the titanium dioxide raw material, simple process flow, low energy consumption, environmental friendliness, and direct acquisition of high-purity metallic titanium.

The present invention provides a method for electrowinning a titanium metal from a titanium-containing soluble anode molten salt, and relate to the technical field of nonferrous metallurgy. The method comprises: mixing a titanium-containing material and a carbon-containing reducing agent at a mol ratio of 5:1-1:20 as a raw material, press-molding after uniformly mixing, holding a temperature range of 1000 C.-2000 C. under a nitrogen-containing atmosphere, reacting for 30-600 min; preparing a titanium-containing compound with a good electrical conductivity; and then electrowinning a titanium metal in a halide molten salt of an alkali metal or alkaline earth metal by using such a titanium-containing compound as an anode. The method for electrowinning a titanium metal from a titanium-containing soluble anode molten salt, provided by the present invention, is a simple in process and low in energy consumption, and can realize industrialized preparation of a high-purity titanium metal.

The present invention provides a method for electrowinning a titanium metal from a titanium-containing soluble anode molten salt, and relate to the technical field of nonferrous metallurgy. The method comprises: mixing a titanium-containing material and a carbon-containing reducing agent at a mol ratio of 5:1-1:20 as a raw material, press-molding after uniformly mixing, holding a temperature range of 1000 C.-2000 C. under a nitrogen-containing atmosphere, reacting for 30-600 min; preparing a titanium-containing compound with a good electrical conductivity; and then electrowinning a titanium metal in a halide molten salt of an alkali metal or alkaline earth metal by using such a titanium-containing compound as an anode. The method for electrowinning a titanium metal from a titanium-containing soluble anode molten salt, provided by the present invention, is a simple in process and low in energy consumption, and can realize industrialized preparation of a high-purity titanium metal.

Provided is a method for producing metal by molten salt electrolysis, by which the metal can be efficiently produced. A method for producing metal by using an apparatus for molten salt electrolysis having an electrolytic cell and an electrode pair, wherein the molten salt electrolysis in the electrolytic cell and heating of the molten salt by a Joule heat generation between a pair of electrodes for electrolysis are simultaneously performed; and wherein the apparatus for molten salt electrolysis has at least two sets of electrode pair, and at least one set of the electrode pairs is electrically opened.

Provided is a method for producing metal by molten salt electrolysis, by which the metal can be efficiently produced. A method for producing metal by using an apparatus for molten salt electrolysis having an electrolytic cell and an electrode pair, wherein the molten salt electrolysis in the electrolytic cell and heating of the molten salt by a Joule heat generation between a pair of electrodes for electrolysis are simultaneously performed; and wherein the apparatus for molten salt electrolysis has at least two sets of electrode pair, and at least one set of the electrode pairs is electrically opened.