MINERAL IMPROVING THE THERMAL INSULATION FOR UNDER THE LID APPLICATION FOR BATTERY SAFETY AUTOMOTIVE ELECTRIFICATION

• Main Authors: KUESTERS, Christoph, SCHASCHKE, Martin, ROSEN, Kerstin C, MIDDENDORF, Claus H.G
• Format: Patent
• Language: English; French
• Published: 08.06.2023
• Subjects: ADHESIVES; BASIC ELECTRIC ELEMENTS; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; ELECTRICITY; FILLING PASTES; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR; INKS; LAUNDERING; LAYERED PRODUCTS; LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; POLISHES; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; TEXTILES; THEIR PREPARATION OR CHEMICAL WORKING-UP; TRANSPORTING; TREATMENT OF TEXTILES OR THE LIKE; TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS THEREFOR; WOODSTAINS

In one aspect of the present disclosure, there is provided a thermal runaway protection film for a lithium ion battery, the film comprising at least one protection layer comprising at least one silicone and at least one silicate compound in an amount of at least 40 wt.-%, based on the total weight of the at least one protection layer. Selon un aspect de la présente divulgation, un film de protection contre l'emballement thermique est prévu pour une batterie au lithium-ion, le film comprenant au moins une couche de protection comprenant au moins une silicone et au moins un composé de silicate en une quantité d'au moins 40 % en poids, sur la base du poids total de l'au moins une couche de protection.