Low migration polyolefin composition

2:

• Composition according to claim 1, wherein the UV-light stabilizer (D) comprises a sterically hindered amine.

3:

• Composition according to claim 1, wherein in formula (I) R and R′ each is the same or different residue and both residues comprising a substituted phenyl residue comprising at least one tert.-butyl group or a linear hydrocarbyl group, which comprises at least 10 C-atoms.

4:

• Composition according to claim 2, wherein the sterically hindered amine comprises one or more groups of the following formula
• wherein G′ and G″ are the same or different alkyl residues, Z′ and Z″ are the same or different alkyl residues, or Z′ and Z″ together form a linking moiety which may additionally be substituted by an ester, ether, amide, amino, carboxy or urethane group, E is an oxyl, hydroxyl, alkoxy, cycloalkoxy, aryloxy or alkyl residue or hydrogen.

5:

• Composition according to claim 1, wherein the phenolic compound (C) has the formula (II a)
• wherein R is an non-substituted or substituted aliphatic or aromatic hydrocarbyl radical which may comprise heteroatoms, or R is a heteroatom;
• R′ is a hydrocarbyl radical or hydrogen, R″ is a hydrocarbyl radical or hydrogen, X1, X2 and X3 is the same or different H or OH, whereby at least X1, X2 or X3 is OH, and n is 1 to 4.

6:

• Composition according to claim 1, wherein the amount of compound (B) is equal to or less than 0.2 wt %, based on the total composition.

7:

• Composition according to claim 1, wherein the amount of the phenolic compound (C) is 0.05 wt % or more, based on the total composition.

8:

• Composition according to claim 1, wherein the UV-light stabilizer is used in an amount of 0.01 to 1.0 wt %, based on the total composition.

9:

• Composition according to claim 1, wherein the composition further comprises carbon black

10:

• Composition according to claim 1, wherein the polyolefin is an ethylene homo- or copolymer or a propylene homo- or copolymer or a mixture thereof.

(canceled)

12:

• A pipe comprising a polymer composition according to claim 1.

13:

• A method for the production of a pipe, wherein the composition according to claim 1 is used and compound (B) is Bis (2,4-dicumylphenyl)pentaerythritol-di-phosphite.