FORMULATION COMPRISING POLYSILOXANES HAVING NITROGEN-CONTAINING GROUPS

1 . A polysiloxane composition of the general formula:

M a D b D A c D B d D e e T f Q g   (1)

M=[R 2 R 1 2 SiO 1/2 ]

D=[R 1 2 SiO 2/2 ]

D A =[R 1 Si(CH 2 CH 2 CH 2 NHR 3 )O 2/2 ]

D B =[R 1 SiR 4 O 2/2 ]

D C =[R 1 SiR 50 2/2 ]

T=[R 1 SiO 3/2 ]

Q=[SiO 4/2 ],

wherein:

R 1 is selected from the group consisting of linear or branched, saturated or unsaturated hydrocarbon groups having 1 to 30 carbon atoms, and aromatic hydrocarbon groups having 6 to 30 carbon atoms;

R 2 is selected from the group consisting of R 1 , alkoxy groups, and hydroxy groups;

R 3 is selected from the group consisting of hydrogen and hydrocarbon groups substituted with nitrogen atoms;

R 4 is selected from the group consisting of linear or branched, saturated or olefinically unsaturated hydrocarbon groups having 8 to 30 carbon atoms;

R 5 is selected from the group consisting of linear or branched, saturated or unsaturated polar hydroxy-substituted amide groups having 1 to 30 carbon atoms; hydroxy-substituted carbamate groups having 1 to 30 carbon atoms; ethoxylated amine groups having 1 to 30 carbon atoms; and guanidine or alkylenylguanidine groups having 1 to 30 carbon atoms;

a=2 to 20

b=10 to 5000

c=1 to 500

d=0 to 500

e=0 to 500

f=0 to 20

g=0 to 20

and ionic adducts thereof with protic reactants H + A − ,

with the proviso that at least 50% of the radicals R 2 ═R 1 , and at least one of the indices d and e≠0, and if d=0, then e≠0, and if e=0, then d≠0.

2 . The composition of claim 1 , wherein R 5 is selected from:

wherein:

R 6 is selected from the group consisting of hydrogen atom, hydrocarbon groups, acyl groups, carboxylate groups, carbamate groups, and carbonate groups;

R 7 is selected from the group consisting of linear or branched, saturated or unsaturated, divalent hydrocarbon groups; and

h=0 to 20;

with the proviso that the index c in formula 1 is greater than the index e.

3 . The composition of claim 1 , wherein R 1 and R 2 are independently from alkyl radicals having 1 to 4 carbon atoms.

4 . The composition of claim 1 , further comprising a surfactant.

5 .- 6 . (canceled)

7 . A cosmetic, dermatological, or pharmaceutical formulation comprising a polysiloxane according to claim 1 .

8 . The formulation of claim 7 , wherein said polysiloxane is present in a concentration of from 0.01 to 20 mass percent based on the total formulation.

9 . (canceled)

10 . The formulation of claim 7 , wherein the formulation further comprises at least one primary surfactant and at least one further surfactant selected from the group consisting of alkyl oligoglucosides, mono-dialkyl sulfosuccinates, dialkyl sulfosuccinates, alkylamidobetaines and fatty acid sarcosinates.

11 . The formulation of claim 7 , wherein the formulation further comprises at least one quaternized or aminic or imidazolium-group-containing organic compound.

12 . The composition of claim 1 , wherein R 1 is a methyl or phenyl group.

13 . The composition of claim 1 , wherein R 2 is selected from the group consisting of linear or branched, saturated or unsaturated hydrocarbon groups having 1 to 30 carbon atoms, and aromatic hydrocarbon groups having 6 to 30 carbon atoms.

14 . The composition of claim 1 , wherein R 1 and R 2 are methyl.

15 . The composition of claim 1 , wherein R 3 is a hydrogen atom or aminoethyl radical.

16 . The composition of claim 1 , wherein R 4 is selected from the group consisting of decyl, dodecyl, tetradecyl, hexadecyl, and octadecyl groups.

17 . The composition of claim 1 , wherein a is 2 to 10, b is 20 to 2000, c is 1 to 100, d is 0 to 100, e is 1 to 100, f is 0 to 10, and g is 0 to 10.

18 . The composition of claim 1 , wherein a is 2, b is 20 to 1000, c is 1 to 30, d is 0 to 30, e is 1 to 30, f is 0, and g is 0.

19 . The composition of claim 1 , wherein at least 70% of the radicals R 2 ═R 1 .

20 . The composition of claim 2 , wherein h is 1 to 10.