Patent ID: 8440175

Claim:
A hair cosmetic composition comprising a both terminally long-chain alkylamino group-modified polyorganosiloxane having a viscosity at 25° C. of 1,000-5,000,000 mPas, represented by the formula: MD x D′ y M wherein M is a siloxy unit represented by the formula: R 1 R 2 2 SiO 0.5 , D is a siloxy unit represented by the formula: R 2 2 SiO, and D′ is a siloxy unit represented by the formula: R 2 R 3 SiO, where R 1 is an alkyl group having 12-50 carbon atoms, R 2 is methyl, R 3 is either a 3-aminopropyl group or an N-(2-aminoethyl)-3-aminopropyl group, x is a value of 1-2,000 and y is a value of 1-50.