Abstract: An electrolyte composition, quasi-solid-state electrolyte, and lithium-ion battery employing the same are provided. The electrolyte composition includes a component (A), component (B) and component (C). The component (A) is a combination of a first polymer (A1) and a second polymer (A2), or a third polymer (A3). The first polymer (A1) has a repeating unit of Formula (I), the second polymer (A2) has a repeating unit of Formula (II), and the third polymer (A3) has a repeating unit of Formula (I) and a repeating unit of Formula (II) , wherein R1, R2, R3, R4, R5, Z1, and Z3 are as defined in the specification. The component (B) is a lithium salt and the component (C) is a solvent.

Abstract: A polymer, an electrolyte, and a lithium-ion battery employing the same are provided. The polymer is a product of a composition via a polymerization. The composition includes a first monomer and a second monomer. The first monomer has a structure represented by Formula (I) and the second monomer is fluorine-containing acrylate, fluorine-containing alkene, fluorine-containing epoxide, or a combination thereof. Particularly, n, m, and l are independently 1, 2, 3, 4, 5, or 6; and, R1, R2, R3, R4, R5 and R6 are as defined in the specification.

Abstract: A negative electrode active material, a negative electrode and a battery are provided. The negative electrode active material includes an active particle and a modification layer. The active particle contains a silicon element, a carbon element, or a combination thereof. The modification layer covers on the surface of the active particle. The modification layer contains a reactive functional group of a coupling agent and a residual functional group of a metal compound. The reactive functional group of the coupling agent is bounded between the active particle and the residual functional group of the metal compound. The residual functional group of the metal compound contains a metal atom.

Abstract: An electrolyte is provided. The electrolyte includes a polymer, a lithium salt, and an organic solvent. The polymer is a polymerization product of a reactive additive and an initiator, wherein the reactive additive includes at least an amide group and at least an epoxy group or ethyl group. A composition for electrolyte and a lithium battery employing the electrolyte are also provided.

Abstract: An electrolyte is provided. The electrolyte includes a polymer, a lithium salt, and an organic solvent. The polymer is a polymerization product of a reactive additive and an initiator, wherein the reactive additive includes at least an amide group and at least an epoxy group or ethyl group. A composition for electrolyte and a lithium battery employing the electrolyte are also provided.

Abstract: A solid electrolyte is provided. The solid electrolyte includes inorganic ceramic electrolytes and an organic polymer. The organic polymer physically combines to the inorganic ceramic electrolytes. The organic polymer includes a repeat unit of formula (I), wherein the A includes the following formula (II): wherein each of R1 and R2 is independently selected at least one from the group consisting of the following groups: C2-C4 aliphatic alkyl, optionally substituted phenyl, bisphenol, bisphenol A, bisphenol F, and bisphenol S. The organic polymer is distributed uniformly between the inorganic ceramic electrolytes. The solid electrolyte has a conducting ion path. The solid electrolyte has a conducting ion path.

Abstract: An electrolyte for a lithium ion battery is provided, including a carrier, a lithium salt dissolved in the carrier, and an additive uniformly dispersed in the carrier, wherein the additive is an inorganic clay modified by an organic quaternary phosphonium salt. Also provided is a method for fabricating an electrolyte solution and a lithium ion battery.

Abstract: A battery electrode paste composition containing a silane coupling agent-modified active substance is provided. The battery electrode paste composition includes a silane coupling agent-modified active substance, a conductive additive, an adhesive, and a maleimide additive. The composition containing the silane coupling agent-modified active substance may provide better battery safety and longer cycle life.

Abstract: An electrolyte for a lithium ion battery is provided, including a carrier, a lithium salt dissolved in the carrier, and an additive uniformly dispersed in the carrier, wherein the additive is an inorganic clay modified by an organic quaternary phosphonium salt. Also provided is a method for fabricating an electrolyte solution and a lithium ion battery.