Substituted metallocene compounds enable ethylene-based polymers with sufficient long-chain branches, improving molding processability and productivity.
Chiral C1-symmetric metallocene catalysts resolve the trade-off between productivity and molecular weight distribution in propylene polymerization.
Metallocene catalysts polymerize multiple molecular weight fractions in one reactor, resolving the trade-off between mechanical strength and moldability.
Fused ring metallocene catalyst design resolves copolymerizability trade-off, achieving broad molecular weight distribution and high activity.