Provided is a resin composition, a molded body of which is an electromagnetic wave absorber. An imaginary part (ε″) of a complex dielectric constant at 25° C. and 10 GHz and a volume resistivity (ρv) at 25° C. of the molded body satisfy the relational expression (1) below, and the imaginary part (ε″) is greater than 1.25. 20<(log ρv)×ε″<600 (1)

Provided is a resin composition, a molded body of which is an electromagnetic wave absorber. An imaginary part (ε″) of a complex dielectric constant at 25° C. and 10 GHz and a volume resistivity (ρv) at 25° C. of the molded body satisfy the relational expression (1) below, and the imaginary part (ε″) is greater than 1.25. 20<(log ρv)×ε″<600 (1)

Provided is a resin composition, a molded body of which is an electromagnetic wave absorber. An imaginary part (ε″) of a complex dielectric constant at 25° C. and 10 GHz and a volume resistivity (ρv) at 25° C. of the molded body satisfy the relational expression (1) below, and the imaginary part (ε″) is greater than 1.25. 20<(log ρv)×ε″<600 (1)

A biosignal sensing that includes a conductive composite material containing particles of a layered material including one or plural layers and a polymer, the conductive composite material defining a contact surface with a subject, wherein the one or plural layers include a layer body comprising Ti.sub.3C.sub.2 and having a modifier or terminal T existing on a surface of the layer body, wherein the modifier or terminal T is at least one selected from the group consisting of a hydroxyl group, a fluorine atom, a chlorine atom, an oxygen atom, or a hydrogen atom, and the polymer is a hydrophilic polymer having a polar group, and the polar group is a group that forms a hydrogen bond with the modifier or terminal T of the layer.

A composition, article, and method for increasing the hydrolytic stability of a polymer; wherein a composition includes: a polymer comprising functional groups having hydrolyzable bonds; a carbodiimide compound; and a weak base (or hindered amine); wherein the carbodiimide compound and weak base (or hindered amine) are used in amounts effective to decrease the rate and/or extent of hydrolyic degradation of the polymer relative to either used alone in the same amount with the polymer.

A composition, article, and method for increasing the hydrolytic stability of a polymer; wherein a composition includes: a polymer comprising functional groups having hydrolyzable bonds; a carbodiimide compound; and a weak base (or hindered amine); wherein the carbodiimide compound and weak base (or hindered amine) are used in amounts effective to decrease the rate and/or extent of hydrolyic degradation of the polymer relative to either used alone in the same amount with the polymer.

Provided herein is a structure having desirable heat dissipation, particularly a structure having high far-infrared emissivity. An electronic component including such a structure, and an electronic device including the electronic component are also provided. The structure includes a water-based coating material containing inorganic fillers that include a first filler and a second filler. The first filler is an oxide containing at least two elements selected from the group consisting of aluminum, magnesium, and silicon, and has a specific surface area of 7 m.sup.2/g to 50 m.sup.2/g, and a hydrophobic group on a filler surface. The second filler has a head conductivity of 30 W/m.Math.K or more.

The embodiment of the present application relates to the field of Li-ion battery and, in particular, to a thermal conductive adhesive and a secondary battery containing the thermal conductive adhesive. The thermal conductive adhesive is prepared through adding thermal conductive filling material in the hot melt adhesive system, which performs good thermal conductivity and adhering property, and can stably adhere the safety component with the cell, meanwhile transferring, via the thermal conductive adhesive, heat of the cell to the safety component rapidly, so that the safety component cuts off the circuit to protect the cell during overcharge; the thermal conductive adhesive has high initial viscosity, which increases good contact between the protection device and the cell through the adhesion, thereby reduces situations that the thermal conductive adhesive is separated from the cell due to inflation and deformation of the cell.

The embodiment of the present application relates to the field of Li-ion battery and, in particular, to a secondary battery. The secondary battery includes a cell, a safety component fixed on the cell and thermal conductive adhesive provided between the cell and the safety component, the thermal conductive adhesive contains at least one of hot melt adhesive, silica gel binder or epoxy resin binder, and thermal conductive filling material. The thermal conductive adhesive in the secondary battery performs good thermal conductivity and adhering property, which can stably adhere the safety component with the cell, meanwhile transferring, via the thermal conductive adhesive, heat of the cell to the safety component rapidly, so that the safety component cuts off the circuit to protect the cell during overcharge, thereby avoid situations that the thermal conductive adhesive is separated from the cell due to cell inflation and deformation.

The embodiment of the present application relates to the field of Li-ion battery and, in particular, to a secondary battery. The secondary battery includes a cell, a safety component fixed on the cell and thermal conductive adhesive provided between the cell and the safety component, the thermal conductive adhesive contains at least one of hot melt adhesive, silica gel binder or epoxy resin binder, and thermal conductive filling material. The thermal conductive adhesive in the secondary battery performs good thermal conductivity and adhering property, which can stably adhere the safety component with the cell, meanwhile transferring, via the thermal conductive adhesive, heat of the cell to the safety component rapidly, so that the safety component cuts off the circuit to protect the cell during overcharge, thereby avoid situations that the thermal conductive adhesive is separated from the cell due to cell inflation and deformation.