Patent ID: 8778319

Claim:
A polysiloxane comprising at least one quaternary ammonium group and of the formula (I) M a M′ a1 M″ a2 M′″ a3 D b D′ b1 D″ b2 D′″ b3 T c T′ c1 Q d formula (I), wherein M=(R 1 3 SiO 1/2 ) M′=(R 2 R 1 2 SiO 1/2 ) M″=(R 3 R 1 2 SiO 1/2 ) M′″=(R 4 R 1 2 SiO 1/2 ) D=(R 1 2 SiO 2/2 ) D′=(R 2 R 1 SiO 2/2 ) D″=(R 3 R 1 SiO 2/2 ) D′″=(R 4 R 1 SiO 2/2 ) T=(R 5 SiO 3/2 ) T′=(R 2 SiO 3/2 ) Q=(SiO 4/2 ) a=0 to 32, a1=0 to 10, a2=0 to 32, a3=0 to 10, with the proviso that a+a1+a2+a3>3, b=1 to 600, b1=0 to 10, b2=0 to 80, b3=0 to 20, c=0 to 30, c1=0 to 10, d=0 to 15, with the proviso that a2+b2>1, and c+c1+d>1, each R 1 is, independently of one another, an identical or different linear or branched, hydrocarbon radical having 1 to 30 carbon atoms, each R 2 is, independently of one another, an identical or different alkoxy or acyloxy radical, each R 3 is, independently of one another, an identical or different organic radical which has a quaternary ammonium function, each R 4 is, independently of one another, an identical or different organic epoxy radical, and each R 5 is, independently of one another, an identical or different radical, R 1 , R 3 or R 4 .