Catalyst composition, cleaning liquid composition containing the same, and method of cleaning polymerization apparatus using the cleaning liquid composition

A catalyst composition comprising:

• dialkyl L-tartrate;
• and one or more selected from the group consisting of a transition metal compound represented by the following Formula 1 and a transition metal compound represented by the following Formula 3:
• wherein
• M is ruthenium or osmium,
• A is oxygen (O), nitrogen (N), or sulfur (S), and if A is oxygen (O) or sulfur (S), R11 does not exist,
• X1 and X2 are each independently halogen,
• R1, R2, R3, R4, R5, and R6 are each independently hydrogen or an alkyl group having 1 to 10 carbon atoms,
• R7 and R8 are each independently hydrogen or an electron withdrawing group,
• R9 is a direct bond or an alkylene group having 1 to 10 carbon atoms, and
• R10 and R11 are each independently an alkyl group having 1 to 10 carbon atoms or a substituent represented by the following Formula 2,
• wherein
• Y is oxygen (O), nitrogen (N), or sulfur (S), and if Y is oxygen (O) or sulfur (S), R14 does not exist,
• R12 is an alkylene group having 1 to 10 carbon atoms, a cycloalkylene group having 3 to 10 carbon atoms, or an arylene group having 6 to 10 carbon atoms,
• R13 and R14 are each independently hydrogen, an alkyl group having 1 to 10 carbon atoms, or a cycloalkyl group having 3 to 10 carbon atoms, and
• * represents a bonding position with A,
• wherein
• M is ruthenium or osmium,
• R1 and R2 are each independently hydrogen or a substituent represented by the following Formula 4, and at least one of R1 or R2 is a substituent represented by the following Formula 4,
• X1 and X2 are each independently halogen, and
• Ph is a phenyl group, and
• wherein
• R3 and R4 are each independently an alkyl group having 1 to 10 carbon atoms;
• or
• R3 and R4 are linked together, and with N to which they are attached to form a saturated or unsaturated 5-membered ring.