A method of removing an electrically conductive coating from a metallic component includes providing an electrolytic cell with the metallic component containing the conductive coating. A DC power supply connected to the cathode and anode is activated to produce a plasma causing the conductive coating to disintegrate. A method of conductive coating removal from a metallic component includes providing an aqueous solution of ammonium citrate, sodium hydrogen carbonate, sodium carbonate, sodium citrate, and/or potassium phosphate as an electrolyte, a cathode and the metallic component with the conductive coating as an anode. A DC power supply connected to the cathode and anode produces a plasma causing the conductive coatings on the metallic component to disintegrate. An apparatus for removing an electrically conductive coating from a metallic component includes an electrolytic containing the metallic component and a DC power supply capable of producing a plasma causing the electrically conductive coating to disintegrate.

A method of removing an electrically conductive coating from a metallic component includes providing an electrolytic cell with the metallic component containing the conductive coating. A DC power supply connected to the cathode and anode is activated to produce a plasma causing the conductive coating to disintegrate. A method of conductive coating removal from a metallic component includes providing an aqueous solution of ammonium citrate, sodium hydrogen carbonate, sodium carbonate, sodium citrate, and/or potassium phosphate as an electrolyte, a cathode and the metallic component with the conductive coating as an anode. A DC power supply connected to the cathode and anode produces a plasma causing the conductive coatings on the metallic component to disintegrate. An apparatus for removing an electrically conductive coating from a metallic component includes an electrolytic containing the metallic component and a DC power supply capable of producing a plasma causing the electrically conductive coating to disintegrate.

A benefit agent delivery system whereby benefit agents can be delivered on demand. The benefit agent delivery system comprises a first electrode layer, a microcell layer, a sealing layer, and a second electrode layer. The microcell layer comprises a plurality of microcells, each microcell of the plurality of microcells containing a carrier and a benefit agent, and a metallic layer spanning an opening of each microcell of the plurality of microcells. Application of an electric field across a microcell causes the removal of at least a portion of the metallic layer from the microcell opening, and enabling the benefit agent to be delivered from the benefit agent delivery system.

A benefit agent delivery system whereby benefit agents can be delivered on demand. The benefit agent delivery system comprises a first electrode layer, a microcell layer, a sealing layer, and a second electrode layer. The microcell layer comprises a plurality of microcells, each microcell of the plurality of microcells containing a carrier and a benefit agent, and a metallic layer spanning an opening of each microcell of the plurality of microcells. Application of an electric field across a microcell causes the removal of at least a portion of the metallic layer from the microcell opening, and enabling the benefit agent to be delivered from the benefit agent delivery system.

Exemplary electroplating systems may include a vessel. The systems may include a paddle disposed within the vessel. The paddle may be characterized by a first surface and a second surface. The first surface of the paddle may be include a plurality of ribs that extend upward from the first surface. The plurality of ribs may be arranged in a generally parallel manner about the first surface. The paddle may define a plurality of apertures through a thickness of the paddle. Each of the plurality of apertures may have a diameter of less than about 5 mm. The paddle may have an open area of less than about 15%.

A novel eutectic solvent (NES) includes one or more derivative(s) of methanesulfonic, one or more ammonium salt(s) and one or more hydrogen bond donor(s). The disclosed NES may exhibit qualities such as low freezing and eutectic points, low viscosity, negligible vapor pressure, non-volatility, less water content, high potential window, high thermal stability, high solubility, long shelf life, high recyclability, high biodegradability, high ionic character, air and moisture stability, non-corrosive, non-mutagenic, economical, non-flammable, etc., hence having broader applications.

This disclosure relates to a method to deink plastic material comprising or provided with ink. The method comprises the step of contacting the plastic material with an oxidizing inorganic acid having a standard electrode potential of at least 0 V. The disclosure also relates to a method to delaminate and deink plastic material by contacting the plastic material with an oxidizing inorganic acid and with a short chain or medium chain fatty acid. Furthermore, the disclosure relates to an installation to deink or to delaminate and deink plastic material.

This disclosure relates to a method to deink plastic material comprising or provided with ink. The method comprises the step of contacting the plastic material with an oxidizing inorganic acid having a standard electrode potential of at least 0 V. The disclosure also relates to a method to delaminate and deink plastic material by contacting the plastic material with an oxidizing inorganic acid and with a short chain or medium chain fatty acid. Furthermore, the disclosure relates to an installation to deink or to delaminate and deink plastic material.

A method of performing an operation in a wellbore comprising: introducing a tool into the wellbore, wherein the tool comprises: (A) a mandrel comprising a port; and (B) a plug, wherein the plug is located within the port, and wherein the plug comprises at least a first material, wherein the first material partially or wholly dissolves via corrosion; introducing a cement composition into an annulus located between the outside of the tool at least at the location of the port and the inside of the wellbore; and causing or allowing at least a portion of the first material to dissolve, wherein the step of causing or allowing is performed after the step of introducing the cement composition.

A method of performing an operation in a wellbore comprising: introducing a tool into the wellbore, wherein the tool comprises: (A) a mandrel comprising a port; and (B) a plug, wherein the plug is located within the port, and wherein the plug comprises at least a first material, wherein the first material partially or wholly dissolves via corrosion; introducing a cement composition into an annulus located between the outside of the tool at least at the location of the port and the inside of the wellbore; and causing or allowing at least a portion of the first material to dissolve, wherein the step of causing or allowing is performed after the step of introducing the cement composition.