Abstract:
The invention relates to particles based on inorganic, organic compounds, sulphur and/or diamond which are coated with a non-ampholyteric, quaternisable polymer which is water soluble at 20°C. The invention also relates to the use thereof. The invention further relates to a method for the deposition of said dispersed particles in a metallic phase on the surface of a substrate.
Abstract:
The present invention relates to rechargeable electrochemical zinc-oxygen cells comprising A) at least one anode comprising metallic zinc, B) at least one gas diffusion electrode comprising (B1) at least one cathode active material, and (B2) optionally at least one solid medium through which gas can diffuse, and C) an aqueous electrolyte comprising boric acid. The present invention further relates to uses of the inventive rechargeable electrochemical zinc- oxygen cells, to zinc-air batteries comprising the inventive rechargeable electrochemical zinc- oxygen cells, and to the use of an aqueous electrolyte comprising boric acid for production or for operation of rechargeable electrochemical zinc-oxygen cells.
Abstract:
The invention relates to a process for coating plastics or plastic surfaces with metals, especially plastics composed of acrylonitrile/butadiene/styrene copolymers (ABS) and composed of mixtures of these copolymers with other plastics (e.g. ABS blends), wherein the process comprises the pretreatment of the plastic surfaces with a composition C (etch solution) comprising at least two different ionic liquids IL1 and IL2.
Abstract:
Partículas pesticidas orgánicas, caracterizadas porque las partículas, están recubiertas en la superficie con un polímero no anfolítico, cuaternizable y soluble en agua a 20 °C, en donde el polímero es elegido de entre el grupo de los polímeros consistente en polietileniminas, polipropileniminas, así como mezclas de estos polímeros.
Abstract:
The invention relates to particles based on inorganic, organic compounds, sulphur and/or diamond which are coated with a non-ampholyteric, quaternisable polymer which is water soluble at 20°C. The invention also relates to the use thereof. The invention further relates to a method for the deposition of said dispersed particles in a metallic phase on the surface of a substrate.
Abstract:
Procedimiento de deposición electrolítica de un revestimiento de cinc o de aleación de cinc sobre un sustrato metálico, el procedimiento comprende al menos las etapas de: a) proporcionar un baño de enchapado alcalino acuoso que comprende i) una fuente de iones de cinc, ii) una fuente de iones de hidróxido, y iii) un aditivo de baño de enchapado de cinc que sea al menos un compuesto de la fórmula general (I), **(Ver fórmula)** en el que R es alquilo C4-C6; G1 es seleccionado de monosacáridos con 4 a 6 átomos de carbono; x está en el intervalo de 1 a 4 y se refiere a valores promedio, y b) colocar un sustrato metálico en el baño de enchapado alcalino acuoso de manera tal que sea formado un revestimiento de cinc o de aleación de cinc sobre el sustrato metálico.
Abstract:
Acido beta-naftoletersulfónico o su sal con la fórmula general (I) R-O-(AO)n-CH2-CH2-S(O)3M (I), en la que R representa un radical naft-2-ilo, que es no sustituido o sustituido con uno o varios radicales R1; R1 es alquilo C1-4; n representa un número entero de 3 a 25; cada AO es elegido independientemente uno de otro de entre uno del grupo CH2-CH2-O, CH(CH3)-CH2-O o CH2- CH(CH3)-O y M representa H, Li, Na, K, ½ Mg, ½ Ca, ½ Sr, ½ Ba o N(R2)4 , en donde cada R2 es independientemente uno de otro H, alquilo C1-4, fenilo o bencilo.
Abstract:
The invention relates to particles based on inorganic, organic compounds, sulphur and/or diamond which are coated with a non-ampholyteric, quaternisable polymer which is water soluble at 20°C. The invention also relates to the use thereof. The invention further relates to a method for the deposition of said dispersed particles in a metallic phase on the surface of a substrate.