摘要:
Copper sulfide of the formula CuxSy, wherein x and y are integer or non-integer values, wherein (i) the copper sulfide has a sulfur 2p XPS spectrum with peaks at 162.3 eV (±1 ev), 163.8 eV (±1 ev) and 68.5 eV (±1 ev), characterised in that the peak at 168.5 eV has a lower value of counts per second (CPS) than both the peak at 162.3 eV and the peak at 163.8 eV; and (ii) the copper sulfide has a copper 2p XPS spectrum with peaks at 932.0 eV (±2ev) and 933.6 eV (±3eV) and characterised in that the XPS spectrum does not comprise identifiable satellite peaks at 939.8 eV and 943.1 eV (±3 eV).
摘要:
Processes for producing intermediate materials used for perfumery, specifically, epimerized cyclohexenyl ketones, are disclosed. Processes for employing the epimerising reaction in an Aldol condensation reaction are also disclosed.
摘要:
Disclosed is a catalyst composition based on an indium salt and an organic ionic liquid, a process for making the catalyst composition, and uses thereof. The catalyst composition is particularly suitable for Lewis acid catalysed electrophilic aromatic substitution reactions, such as Friedel-Crafts alkylation reactions an Friedel-Crafts acylation reactions.
摘要:
The present invention relates to the separation of gases, and more specifically to an inventive process for the removal of carbon dioxide gas using carefully selected ionic liquid absorbents together with water in a carefully selected ratio.
摘要:
The present invention relates to the separation of gases, and more specifically to an inventive process for the removal of carbon dioxide gas using carefully selected ionic liquid absorbents together with water in a carefully selected ratio.
摘要:
The present invention relates to the electrodeposition of elemental zirconium at a temperature of less than 100° C. from a mixture of a Lewis acid, a zirconium salt and an ionic liquid.
摘要:
The present invention relates to a method of removing chewing gum and residues thereof from substrates using chewing gum modifying compositions comprising oxidising reagents and one or more oxidation catalysts.
摘要:
Complex salts, based on ionic liquids, which exhibit at least one light emitting property selected from (a) fluorescence, (b) phosphorescence, and (c) electroluminescence when in the solid state; and which have a melting point below 250° C.
摘要:
A process for preparing a copper sulfide of the formula CuxSy, wherein the process comprises the following steps: (i) reacting an aqueous solution of a copper salt with a molar excess of a sulfiding agent so as to precipitate copper sulfide from the solution; (ii) isolating the copper sulfide precipitate from the reaction mixture; and (iii) drying the copper sulfide precipitate at a temperature of less than 100° C., wherein x and y are integer or non-integer values.
摘要:
A novel class of ionic liquids and methods for their preparation are disclosed. Specifically, these novel ionic liquids can be derived from surfactants, such as betaines, amine oxides. The present invention also relates to compositions containing these novel ionic liquids and method of using the same.