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US 12,479,950 B2Granted
Anionic polymerization initiator, anionic polymerization initiator composition, and production method therefor
AssigneeLG Chem, Ltd.
InventorsHyun Mo Lee, Seok Pil Sa, Eun Ji Shin, Ki Soo Lee, Bun Yeoul Lee, Tae Jin Kim
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Abstract
The present invention relates to an anionic polymerization initiator represented by Formula 1 below for producing a polyolefin-polystyrene block copolymer, an anionic polymerization initiator composition, and a production method therefor, wherein R1, and A are described herein.
Claims2
A method for producing a polyolefin-polystyrene block copolymer, the method comprising a step of polymerizing styrene in the presence of the anionic polymerization initiator represented by Formula 1 below:
- in formula 1,
- R1 is hydrogen or a hydrocarbon group having 1 to 20 carbon atoms, and
- A is a compound represented by Formula 2 below,
- in Formula 2,
- R2 to R6 are each independently hydrogen or a hydrocarbon group having 1 to 20 carbon atoms, and
- a and b are each independently an integer of 0 to 3, and a and b are not 0 at the same time.
3 more elements
Dependencies are inferred from the claim text.