A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Flame-retardant heat-insulating composite material for lithium battery cell thermal runaway protection
The invention relates to the technical field of lithium ion batteries, and discloses a flame-retardant heat-insulating composite material for lithium battery cell thermal runaway protection, which is prepared by mixing the following raw materials by weight: 20-35% of silica sol; 15%-30% of alumina sol; 0.1%-3.5% of sodium dodecyl sulfate; 4%-10% of sodium phosphate dodecahydrate; 4%-12% of sodium borate decahydrate; 2%-9% of vermiculite; 0.1%-4% of silicon powder; 10%-20% of aluminum hydroxide; 6%-16% of talcum powder; 0.5%-1% of zirconia fiber; and 0.1%-0.5% of silicate fiber.
本发明涉及锂离子电池技术领域，且公开了一种用于锂电池电芯热失控防护的阻燃隔热复合材料，包括以下重量比的原料混合制备而成：硅溶胶20％‑35％；铝溶胶15％‑30％；十二烷基磺酸钠0.1％‑3.5％；十二水合磷酸钠4％‑10％；十水合硼酸钠4％‑12％；蛭石2％‑9％；硅粉0.1％‑4％；氢氧化铝10％‑20％；滑石粉6％‑16％；氧化锆纤维0.5％‑1％；硅酸盐纤维0.1％‑0.5％。
Flame-retardant heat-insulating composite material for lithium battery cell thermal runaway protection
The invention relates to the technical field of lithium ion batteries, and discloses a flame-retardant heat-insulating composite material for lithium battery cell thermal runaway protection, which is prepared by mixing the following raw materials by weight: 20-35% of silica sol; 15%-30% of alumina sol; 0.1%-3.5% of sodium dodecyl sulfate; 4%-10% of sodium phosphate dodecahydrate; 4%-12% of sodium borate decahydrate; 2%-9% of vermiculite; 0.1%-4% of silicon powder; 10%-20% of aluminum hydroxide; 6%-16% of talcum powder; 0.5%-1% of zirconia fiber; and 0.1%-0.5% of silicate fiber.
本发明涉及锂离子电池技术领域，且公开了一种用于锂电池电芯热失控防护的阻燃隔热复合材料，包括以下重量比的原料混合制备而成：硅溶胶20％‑35％；铝溶胶15％‑30％；十二烷基磺酸钠0.1％‑3.5％；十二水合磷酸钠4％‑10％；十水合硼酸钠4％‑12％；蛭石2％‑9％；硅粉0.1％‑4％；氢氧化铝10％‑20％；滑石粉6％‑16％；氧化锆纤维0.5％‑1％；硅酸盐纤维0.1％‑0.5％。
Flame-retardant heat-insulating composite material for lithium battery cell thermal runaway protection
一种用于锂电池电芯热失控防护的阻燃隔热复合材料
QI ZHUZHU (author) / MA YONG (author) / PENG LIWEI (author)
2024-05-31
Patent
Electronic Resource
Chinese
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