A thermally conductive polysiloxane composition includes (A) a thermally conductive filler, and (B) at least one member selected from the group consisting of an alkoxysilyl group-containing compound and a dimethylpolysiloxane. The component (A) includes at least two thermally conductive fillers having different average particle diameters, and (A-1) indefinite-shaped aluminum nitride particles having an average particle diameter of 30 μm to 150 μm in an amount of at least 20% by mass, based on the mass of a total of the component (A).

The present invention relates to an optical transparent resin comprising: 1) a polyorganosiloxane resin represented by chemical formula 1 above; and 2) at least one light initiator, the optical transparent resin having a refractive index of 1.41-1.55, and to an electronic element formed by using the optical transparent resin.

The present invention relates to an optical transparent resin comprising: 1) a polyorganosiloxane resin represented by chemical formula 1 above; and 2) at least one light initiator, the optical transparent resin having a refractive index of 1.41-1.55, and to an electronic element formed by using the optical transparent resin.

The present invention relates to an optical transparent resin comprising: 1) a polyorganosiloxane resin represented by chemical formula 1 above; and 2) at least one light initiator, the optical transparent resin having a refractive index of 1.41-1.55, and to an electronic element formed by using the optical transparent resin.

Metal-polyorganosiloxane materials, methods of making and using them, and manufactured articles and devices containing them are disclosed. The metal-polyorganosiloxane materials have improved thermal stability and comprises a metal-polyorganosiloxane mixture that is free of condensation-curable polyorganosiloxane and solid particles other than metal particles and ceramic particles, the metal-organosiloxane mixture otherwise comprising: (A) a polyorganosiloxane that is free of silicon-bonded organoheteryl groups; (B) a hydrocarbylene-based multipodal silane; and (C) metal particles.

Metal-polyorganosiloxane materials, methods of making and using them, and manufactured articles and devices containing them are disclosed. The metal-polyorganosiloxane materials have improved thermal stability and comprises a metal-polyorganosiloxane mixture that is free of condensation-curable polyorganosiloxane and solid particles other than metal particles and ceramic particles, the metal-organosiloxane mixture otherwise comprising: (A) a polyorganosiloxane that is free of silicon-bonded organoheteryl groups; (B) a hydrocarbylene-based multipodal silane; and (C) metal particles.

Metal-polyorganosiloxane materials, methods of making and using them, and manufactured articles and devices containing them are disclosed. The metal-polyorganosiloxane materials have improved thermal stability and comprises a metal-polyorganosiloxane mixture that is free of condensation-curable polyorganosiloxane and solid particles other than metal particles and ceramic particles, the metal-organosiloxane mixture otherwise comprising: (A) a polyorganosiloxane that is free of silicon-bonded organoheteryl groups; (B) a hydrocarbylene-based multipodal silane; and (C) metal particles.

Neutral moisture curable organopolysiloxane compositions are prepared from silanol-stopped organopolysiloxanes, alkoxysilanes, aminosilanes, and ketoximino silanes, and contain less than 1 weight percent oximes upon storage.

Neutral moisture curable organopolysiloxane compositions are prepared from silanol-stopped organopolysiloxanes, alkoxysilanes, aminosilanes, and ketoximino silanes, and contain less than 1 weight percent oximes upon storage.

An encapsulant film is made from a composition comprising (A) a non-polar ethylene-based polymer; (B) an organic peroxide; (C) a silane coupling agent; and (D) a co-agent comprising a compound of Structure I wherein R.sub.1-R.sub.6 each is independently selected from the group consisting of hydrogen, a C.sub.1-C.sub.8 hydrocarbyl group, a C.sub.1-C.sub.36 substituted hydrocarbyl group, and combinations thereof.

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