Abstract: A resin composition is provided, which includes a novel low dielectric resin, a SBS resin, a cross-linking agent, a PPE resin, a halogen-free flame retardant, a spherical silica, and a siloxane coupling agent. The novel low dielectric resin is a maleimide resin. With the formula, the resin composition may improve resin fluidity and glass transition temperature (Tg) while maintaining low dielectric, thereby enhancing the overall processability.

Abstract: A composite material substrate includes an inorganic filler, a resin composition, and a dispersant. The resin composition includes a bismaleimide resin, a naphthalene ring-containing epoxy resin, and a benzoxazine resin. The inorganic filler, the resin composition, and the dispersant are mixed together.

Abstract: The invention provides a high thermal conductivity fluororesin composition and products thereof. The high thermal conductivity fluororesin composition includes a polytetrafluoroethylene resin, a fluorine-containing copolymer, spherical inorganic fillers and impregnation aids.

Abstract: A rubber resin material with high thermal conductivity and low dielectric properties and a metal substrate using the same are provided. The rubber resin material includes a rubber resin composition and at least one surface-modified inorganic filler. The rubber resin composition includes 30 wt % to 60 wt % of a liquid rubber, 10 wt % to 40 wt % of a polyphenylene ether resin, and 10 wt % to 40 wt % of a crosslinker. A molecular weight of the liquid rubber ranges from 2500 g/mol to 6000 g/mol. The at least one surface-modified inorganic filler has one or more modifying functional groups that are selected from the group consisting of an acrylic group, a functional group having a nitrogen-containing main or branched chain, a double bond-containing functional group, and an epoxy group.

Abstract: A low-dielectric substrate material and a metal substrate using the same are provided. The low-dielectric substrate material includes a rubber resin composition, at least one inorganic filler, and borosilicate-type hollow microparticles. The rubber resin composition includes 30 wt % to 60 wt % of a liquid rubber, 10 wt % to 40 wt % of a polyphenylene ether resin, and 10 wt % to 40 wt % of a crosslinker. A molecular weight of the liquid rubber ranges from 2500 g/mol to 6000 g/mol. The at least one inorganic filler is selected from the group consisting of magnesium oxide, aluminum oxide, silicon oxide, zinc oxide, aluminum nitride, boron nitride, silicon carbide, and aluminum silicate. An amount of the borosilicate-type hollow microparticles is not more than 10 phr relative to 100 phr of the rubber resin composition.

Abstract: A polyimide resin is obtained by polymerizing a modified polyphenylene ether resin with terminal amine groups and tetracarboxylic dianhydride. The polyimide has the following characteristics: the dissipation factor under 10 GHz electromagnetic wave is less than 0.0040; the water absorption rate is less than 0.3%; or, the temperature of glass transition is greater than 250° C.

Abstract: A resin material and a metal substrate are provided. The resin material includes a resin composition and inorganic fillers. The inorganic fillers are dispersed in the resin composition. The resin composition includes 10 wt % to 40 wt % of a liquid rubber, 20 wt % to 50 wt % of a polyphenylene ether resin, and 10 wt % to 30 wt % of a crosslinker. The polyphenylene ether resin includes a first polyphenylene ether that has a bismaleimide group at a molecular end.

Abstract: A resin composition, including resin and peroxide, is provided. The resin includes liquid rubber resin, polyphenylene ether resin, and a crosslinking agent. The sum of the liquid rubber resin, the polyphenylene ether resin, and the crosslinking agent is 100 parts by mass. The amount of the peroxide used is between 0.1 phr and 5 phr. The peroxide is composed of tertiary butyl cumyl peroxide and an inorganic compound.

Abstract: A method and system for detecting and locating trapped people are provided. The method includes the following steps: (a) transmitting a first wireless signal based on a transmission power, and recording the transmission power; (b) when a first mobile device registers to the system for detecting and locating trapped people in response to the first wireless signal, recording identity information of the first mobile device; (c) determining whether the transmission power is a maximum transmission power; (d) if no, increasing the transmission power, and repeating the steps (a) to (d); if yes, calculating a relative location between the first mobile device and the system for detecting and locating trapped people based on the recorded transmission power and the recorded identity information.