Patent ID: 7524486

Claim:
A method of conditioning hair comprising: applying to hair, a hair cosmetic comprising an amine compound of formula (I): (wherein R 1 represents a straight-chain or branched alkyl or alkenyl group having 8 to 40 carbon atoms or a group represented by the formula R 5 O-(AO) n —C m H 2m —(R 5 represents a straight-chain or branched alkyl or alkenyl group having 8 to 40 carbon atoms, A represents an alkylene group having 2 to 3 carbon atoms, n denotes a number from 0 to 30 on the average and m denotes an integer of 2 or 3, where nA's may be the same as or different from one another), R 2 represents a straight-chain or branched alkylene group having 1 to 5 carbon atoms, R 3 represents a hydrogen atom, a straight-chain or branched alkyl, alkenyl or hydroxyalkyl group having 1 to 24 carbon atoms or an aryl or arylalkyl group having 6 to 28 carbon atoms, R 4 represents a hydrogen atom, a straight-chain or branched alkyl, alkylene or hydroxyalkyl group having 1 to 5 carbon atoms or an aryl or arylalkyl group having 6 to 28 carbon atoms, R 3 and R 4 may form a ring either independently or in combination, p denotes an integer from 1 to 3, q and r denote an integer from 0 to 2 and p+q+r is equal to 3 , that pR 1' s, pR 2' s, qR 3' s and rR 4' s maybe the same as or different from one another).