Abstract: A dual end glycerol (meth)acrylate-modified silicone having formula (I): R1Me2SiO(R22SiO)aSiMe2R1 is novel. R1 is a mixture of 70-95 mol % of a group having formula (i) and 30-5 mol % of a group having formula (ii) wherein R3 is H or methyl, R2 is a monovalent hydrocarbon group which may be halogenated, Me stands for methyl, and a is an integer of 10-300.

Abstract: The present invention provides a hydrophilic silicone which has a predetermined number of silicon atoms and a high purity and is suitable for producing an ophthalmic device and a process for preparing the same. The silicone compound is represented by formula (1) with a purity of 95% by weight or higher, wherein m is one value out of the integers of from 3 to 10, n is one value out of the integers of from 1 to 10, R1 is one out of alkyl groups having 1 to 4 carbon atoms, and R2 is one out of a hydrogen atom and a methyl group.

Abstract: The present invention is to provide a silicone having (meth)acryl groups on both ends of a molecule and represented by the formula (I): wherein R1 is represented by the following formula: wherein n is 3 or 4, k is an integer of from 1 to 15, j is an integer of from 0 to 15, and Q2 is a methyl group or a hydrogen atom; R2 is, independently of each other, a group selected from the group consisting of hydrocarbon groups and halogenated hydrocarbon groups, both having 1 to 10 carbon atoms; R3 is a group represented by the following formula: —CmH2mO(C2H4O)x(C3H6O)yQ1 wherein m is 3 or 4, x is an integer of from 1 to 15, y is an integer of from 0 to 15, and Q1 is a methyl group or a hydrogen atom; a is an integer of from 1 to 500; and b is an integer of from 1 to 100, with a total of a and b being 50 to 500.

Abstract: An olefin wax (A) is (i) a copolymer (A1) obtained by copolymerizing ethylene and at least one diene or a copolymer (A2) obtained by copolymerizing ethylene, at least one olefin selected from ?-olefins of 3 to 12 carbon atoms and at least one diene; wherein (ii) the content of unsaturated groups per one molecule is in the range of 0.5 to 3.0 groups; (iii) the density is in the range of 870 to 980 kg/m3; (iv) the melting point is in the range of 70 to 130° C.; (v) the number-average molecular weight is in the range of 400 to 5,000; and (vi) the ratio (Mw/Mn) of the weight-average molecular weight to the number-average molecular weight is not more than 4.0. A silicone-modified olefin wax can be obtained by reacting hydrogen silicone with the olefin wax (A). Cosmetics contain the silicone-modified olefin wax.

Abstract: The present invention is to provide a silicone having (meth)acryl groups on both ends of a molecule and represented by the formula (I): wherein R1 is represented by the following formula: wherein n is 3 or 4, k is an integer of from 1 to 15, j is an integer of from 0 to 15, and Q2 is a methyl group or a hydrogen atom; R2 is, independently of each other, a group selected from the group consisting of hydrocarbon groups and halogenated hydrocarbon groups, both having 1 to 10 carbon atoms; R3 is a group represented by the following formula: —CmH2mO(C2H4O)x(C3H6O)yQ1 wherein m is 3 or 4, x is an integer of from 1 to 15, y is an integer of from 0 to 15, and Q1 is a methyl group or a hydrogen atom; a is an integer of from 1 to 500; and b is an integer of from 1 to 100, with a total of a and b being 50 to 500.

Abstract: The present invention provides a hydrophilic silicone which has a predetermined number of silicon atoms and a high purity and is suitable for producing an ophthalmic device and a process for preparing the same. The silicone compound is represented by formula (1) with a purity of 95% by weight or higher, wherein m is one value out of the integers of from 3 to 10, n is one value out of the integers of from 1 to 10, R1 is one out of alkyl groups having 1 to 4 carbon atoms, and R2 is one out of a hydrogen atom and a methyl group.

Abstract: A highly volatile electrical/electronic parts surfactant containing a polyether-modified silicone having one polyether chain in the molecule, wherein the surface tension at 25° C. of a 0.01 mass % aqueous solution thereof is 25 mN/m or less, the aforesaid silicone is expressed by the following average structural formula (1), and when heated from room temperature to 200° C. at a rate of 5° C./minute to 200° C. and maintained at a temperature of 200° C. for 100 minutes, the polyether-modified silicone completely volatilizes without leaving any remainder, and a method of manufacturing this highly volatile polyether-modified silicone are disclosed. AMe2SiO(MeASiO)nSiMe2A??(1) In formula (1), any one of A is a substituent group expressed by the following general formula (2), the remaining A are methyl groups and n is an integer from 0-2. —CaH2aO(C2H4O)bR??(2) In formula (2), a is 3-4, b is an integer from 1-7 and R is a methyl group or an ethyl group.

Abstract: A cyclic carbonate-modified silane or siloxane is combined with a non-aqueous solvent and an electrolyte salt to form a non-aqueous electrolytic solution, which is used to construct a secondary battery having improved temperature and high-output characteristics.

Abstract: An olefin wax (A) is (i) a copolymer (A1) obtained by copolymerizing ethylene and at least one diene or a copolymer (A2) obtained by copolymerizing ethylene, at least one olefin selected from ?-olefins of 3 to 12 carbon atoms and at least one diene; wherein (ii) the content of unsaturated groups per one molecule is in the range of 0.5 to 3.0 groups; (iii) the density is in the range of 870 to 980 kg/m3; (iv) the melting point is in the range of 70 to 130° C.; (v) the number-average molecular weight is in the range of 400 to 5,000; and (vi) the ratio (Mw/Mn) of the weight-average molecular weight to the number-average molecular weight is not more than 4.0. A silicone-modified olefin wax can be obtained by reacting hydrogen silicone with the olefin wax (A). Cosmetics contain the silicone-modified olefin wax.

Abstract: A cosmetic comprising the organopolysiloxane wax represented by the following formula (1), wherein R1 is a group selected from the group consisting of alkyl groups having 1 to 20 carbon atoms, alicyclic groups, aryl groups, aralkyl groups and fluorinated alkyl groups; R2 is a group having a pentaerythritol higher fatty acid polyester residue represented by the following formula (2), (CH2OCOR8)mC(CH2O—X—)4-m??(2) wherein 1?m<4 or a group having a dipentaerythritol higher fatty acid polyester residue represented by the following formula (3), O(CH2C)2(CH2OCO R8)n (CH2O—X—)6-n??(3) wherein 1?n<6, R8in the formulae (2) and (3) being a linear, saturated or unsaturated, aliphatic group having 17 to 30 carbon atoms, —X— in the formulae (2) and (3) being anyone of the following moieties, —R3—, —COR4—, wherein R3 is a C3-C8 alkylene group or a cycloalkylene group, R4 is a C4-C20 aliphatic or alicyclic group having at least one group selected from the group consisting of carboxyl, carbonyloxy and hydr

Abstract: A silicone wax represented by the following formula (1), wherein R1 is a group selected from the group consisting of alkyl groups having 1 to 20 carbon atoms, alicyclic groups, aryl groups, aralkyl groups and fluorinated alkyl groups; R2 is a group having a pentaerythritol polybehenate residue represented by the following formula (2), (CH2OCOC21H43)mC(CH2O—X—)4-m??(2) wherein 1?m<4 or a group having a dipentaerythritol polybehenate residue represented by the following formula (3), O(CH2C)2(CH2OCOC21H43)n(CH2—X—)6-n??(3) wherein 1?n<6, —X— in the formulae (2) and (3) being any one of the following moieties, —R3—, —COR4—, wherein R3 is a C3-C8 alkylene group or a cycloalkylene group, R4 is a C4-C20 aliphatic or alicyclic group having at least one group selected from the group consisting of carboxyl, carbonyloxy and hydroxyl groups, p, q, r and s each is a number with 0?p?200, 0?q?200, 0?r?3, and 0?s?3, provided that 0?p+q?200 and 1?q+r+s.

Abstract: A non-aqueous electrolytic solution is provided comprising a non-aqueous solvent, an electrolyte salt, and a siloxane-modified polyoxyalkylene compound having (poly)organosiloxane structures at both ends of polyoxyalkylene. A secondary battery using the same has improved temperature characteristics and high-output characteristics.

Abstract: A highly volatile electrical/electronic parts surfactant containing a polyether-modified silicone having one polyether chain in the molecule, wherein the surface tension at 25° C. of a 0.01 mass % aqueous solution thereof is 25 mN/m or less, the aforesaid silicone is expressed by the following average structural formula (1), and when heated from room temperature to 200° C. at a rate of 5° C./minute to 200° C. and maintained at a temperature of 200° C. for 100 minutes, the polyether-modified silicone completely volatilizes without leaving any remainder, and a method of manufacturing this highly volatile polyether-modified silicone are disclosed. AMe2SiO(MeASiO)nSiMe2A (1) In formula (1), any one of A is a substituent group expressed by the following general formula (2), the remaining A are methyl groups and n is an integer from 0-2. —CaH2aO(C2H4O)bR (2) In formula (2), a is 3-4, b is an integer from 1-7 and R is a methyl group or an ethyl group.

Abstract: Epoxy-modified low molecular weight silicones are added to epoxy resins for reducing surface tension and improving fluidity.

Abstract: A silicone wax represented by the following formula (1), wherein R1 is a group selected from the group consisting of alkyl groups having 1 to 20 carbon atoms, alicyclic groups, aryl groups, aralkyl groups and fluorinated alkyl groups; R2 is a group having a pentaerythritol polybehenate residue represented by the following formula (2), (CH2OCOC21H43)mC(CH2O—X—)4?m??(2) wherein 1?m<4 or a group having a dipentaerythritol polybehenate residue represented by the following formula (3), O(CH2C)2(CH2OCOC21H43)n(CH2—X—)6?n??(3) wherein 1?n<6, —X— in the formulae (2) and (3) being any one of the following moieties, —R3—, —COR4—, wherein R3 is a C3-C8 alkylene group or a cycloalkylene group, R4 is a C4-C20 aliphatic or alicyclic group having at least one group selected from the group consisting of carboxyl, carbonyloxy and hydroxyl groups, p, q, r and s each is a number with 0?p?200, 0?q?200, 0?r?3, and 0?s?3, provided that 0?p+q?200 and 1?q+r+s.

Abstract: A carnuba silicone wax which does not contain free silicone oil. This wax is obtained by reacting a silicone compound having a substituent with reactivity to the hydroxyl group in natural carnuba wax, with this hydroxyl group. A carboxyl group may be introduced into the molecule by reacting this hydroxyl group with a cyclic acid anhydride, and a silicone compound having a group which can react directly with this carboxyl group is made to react. Alternatively, a hydrogen silicone may be hydrosilylated by a double bond introduced by reacting an epoxy compound having a double bond with this carboxyl group.

Abstract: A non-aqueous electrolytic solution is provided comprising a non-aqueous solvent, an electrolyte salt, and a siloxane-modified polyoxyalkylene compound having (poly)organosiloxane structures at both ends of polyoxyalkylene. A secondary battery using the same has improved temperature characteristics and high-output characteristics.

Abstract: An olefin wax (A) is (i) a copolymer (A1) obtained by copolymerizing ethylene and at least one diene or a copolymer (A2) obtained by copolymerizing ethylene, at least one olefin selected from ?-olefins of 3 to 12 carbon atoms and at least one diene; wherein (ii) the content of unsaturated groups per one molecule is in the range of 0.5 to 3.0 groups; (iii) the density is in the range of 870 to 980 kg/m3; (iv) the melting point is in the range of 70 to 130° C.; (v) the number-average molecular weight is in the range of 400 to 5,000; and (vi) the ratio (Mw/Mn) of the weight-average molecular weight to the number-average molecular weight is not more than 4.0. A silicone-modified olefin wax can be obtained by reacting hydrogen silicone with the olefin wax (A). Cosmetics contain the silicone-modified olefin wax.

Abstract: A cosmetic comprising the organopolysiloxane wax represented by the following formula (1), wherein R1 is a group selected from the group consisting of alkyl groups having 1 to 20 carbon atoms, alicyclic groups, aryl groups, aralkyl groups and fluorinated alkyl groups; R2 is a group having a pentaerythritol higher fatty acid polyester residue represented by the following formula (2), (CH2OCOR8)mC(CH2O—X—)4-m??(2) wherein 1?m<4 or a group having a dipentaerythritol higher fatty acid polyester residue represented by the following formula (3), O(CH2C)2(CH2OCO R8)n (CH2O—X—)6-n??(3) wherein 1?n<6, R8in the formulae (2) and (3) being a linear, saturated or unsaturated, aliphatic group having 17 to 30 carbon atoms, —X— in the formulae (2) and (3) being anyone of the following moieties, —R3—, —COR4—, wherein R3 is a C3-C8 alkylene group or a cycloalkylene group, R4 is a C4-C20 aliphatic or alicyclic group having at least one group selected from the group consisting of carboxyl, carbonyloxy and h

Abstract: A cyclic carbonate-modified silane or siloxane is combined with a non-aqueous solvent and an electrolyte salt to form a non-aqueous electrolytic solution, which is used to construct a secondary battery having improved temperature and high-output characteristics.