Abstract: A thermoconductive silicone elastomer comprising a silicone elastomer being a cured body of a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature which are dispersed in the aforementioned silicone elastomer; a thermoconductive medium comprising the aforementioned thermoconductive silicone elastomer; a hydrosilation-curable thermoconductive silicone elastomer composition comprising a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature.

Abstract: A thermoconductive silicone elastomer comprising a silicone elastomer being a cured body of a hydrosilation-curable organopolysiloxane composition, a reinforcement fine silica powder, a thermoconductive inorganic powder, and an alkylphenylpolysiloxane that is liquid at room temperature. A hydrosilation-curable thermoconductive silicone elastomer composition comprising: a hydrosilation-curable organopolysiloxane composition, a reinforcement fine silica powder, a thermoconductive inorganic powder, and an alkylphenylpolysiloxane that is liquid at room temperature. A thermoconductive medium comprising the aforementioned thermoconductive silicone elastomer.

Abstract: A silicone elastomer composition comprising: (A) an organopolysiloxane having in one molecule on average at least 0.1 silicon-bonded alkenyl groups; (B) an organopolysiloxane having in one molecule on average at least 2 silicon-bonded hydrogen atoms; (C) a platinum group metal catalyst; (D) a thermally conductive filler; (E) an organosiloxane having in one molecule alkenyl groups and silicon-bonded alkoxy groups; and (F) an alkoxysilane compound, suitable for the production of an elastomer characterized by reduced change in hardness even after thermal ageing.

Abstract: A thermoconductive silicone elastomer comprising a silicone elastomer being a cured body of a hydrosilation-curable organopolysiloxane composition, a reinforcement fine silica powder, a thermoconductive inorganic powder, and an alkylphenylpolysiloxane that is liquid at room temperature. A hydrosilation-curable thermoconductive silicone elastomer composition comprising: a hydrosilation-curable organopolysiloxane composition, a reinforcement fine silica powder, a thermoconductive inorganic powder, and an alkylphenylpolysiloxane that is liquid at room temperature. A thermoconductive medium comprising the aforementioned thermoconductive silicone elastomer.

Abstract: A thermoconductive silicone elastomer comprising a silicone elastomer being a cured body of a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature which are dispersed in the aforementioned silicone elastomer; a thermoconductive medium comprising the aforementioned thermoconductive silicone elastomer; a hydrosilation-curable thermoconductive silicone elastomer composition comprising a hydrosilation-curable organopolysiloxane composition, a reinforcing fine powder silica, a thermoconductive inorganic powder, and a non-reactive organopolysiloxane that is liquid at room temperature.

Abstract: A grease-like silicone composition comprising at least a liquid organopolysiloxane comprising siloxane units represented by the formula R2SiO2/2, siloxane units represented by the formula RSiO3/2, and siloxane units represented by the formula R3SiO1/2 and a thickening agent. A grease-like silicone composition is provided that is capable of containing a large amount of thickening agent and possesses superior heat resistance.

Abstract: A curable silicone composition for the production of composite soft magnetic materials comprising at least (A) a curable organopolysiloxane, (B) a curing agent, (C) a soft magnetic powder, and (D) an organosiloxane represented by the general formula: {R1aR2(3?a)SiO(R22SiO)n}bSiR2{4?(b+c)}(OR3)c wherein R1 is a monovalent hydrocarbon group having at lease one aliphatic unsaturated bond, R2 is the same as R1 or a different monovalent hydrocarbon group having no aliphatic unsaturated bonds, R3 is an alkyl group or an alkoxyalkyl group, the subscript <<a>> is an integer from 1 to 3, the subscript <<b>> is an integer from 1 to 3, the subscript <<c>> is an integer from 1 to 3, the subscript <<b+c>> is an integer from 2 to 4 and the subscript <<n>> is an integer of 0 or greater), as well as composite soft magnetic materials obtained by curing said composition.

Abstract: A grease-like silicone composition comprising at least a liquid organopolysiloxane comprising siloxane units represented by the formula R2SiO2/2, siloxane units represented by the formula RSiO3/2, and siloxane units represented by the formula R3SiO1/2 and a thickening agent. A grease-like silicone composition is provided that is capable of containing a large amount of thickening agent and possesses superior heat resistance.