Insulating composition for rechargeable lithium battery, electrode and rechargeable lithium battery manufactured using same
AssigneeSamsung SDI Co., Ltd.
InventorsMinyoung HONG, Seung-Hun HAN, Kyubuem CHOI, Jiyoon JUNG, Minsu PARK
Life of this patent
Estimating the term…
Abstract
Provided are an insulating composition for a rechargeable lithium battery, an electrode manufactured using the insulating composition, and a rechargeable lithium battery. The insulating composition for the rechargeable lithium battery includes a binder including a non-aqueous binder and an aqueous binder, inorganic particles, and a solvent. The non-aqueous binder includes a first non-aqueous polyvinylidene fluoride-based binder and a second non-aqueous polyimide-based binder.
Claims19
An insulating composition for a rechargeable lithium battery, the insulation composition comprising:
- a binder including a non-aqueous binder and an aqueous binder;
- inorganic particles;
- and
- a solvent,
- wherein the non-aqueous binder includes:
- a first non-aqueous polyvinylidene fluoride-based binder, and
- a second non-aqueous polyimide-based binder.
An electrode for a rechargeable lithium battery, the electrode comprising:
- an electrode active material layer;
- an electrode current collector including a coated region where the electrode active material layer is disposed, and an uncoated region where the electrode active material layer is not disposed;
- and
- an insulating layer configured to coat at least a portion of the uncoated region,
- wherein the insulating layer includes:
- a binder including a non-aqueous binder and an aqueous binder;
- and
- inorganic particles, and
- the non-aqueous binder includes:
- a first non-aqueous polyvinylidene fluoride-based binder;
- and
- a second non-aqueous polyimide-based binder.
Dependencies are inferred from the claim text.