Patent ID: 11911749
Assignee: SK INNOVATION CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 2:
3. The chromium catalyst precursor of claim 1, wherein L is an enolate-based ligand represented by the following Chemical Formula A:, wherein
R1 and R3 are independently of each other a halogen, hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl, or substituted heterohydrocarbyl;
R2 is hydrogen, a halogen, hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl, or substituted heterohydrocarbyl; and
R1 and R2 or R3 and R2 may be linked by hydrocarbylene, substituted hydrocarbylene, heterohydrocarbylene, or substituted heterohydrocarbylene to form a ring.