The present invention relates to a polypropylene which exhibits high transparency and has a very low level of generation of volatile organic compounds, which has a total volatile organic compounds (TVOC) value of 60 g/g or less, which is measured according to VDA 277 standardized by the German Automobile Industry Association by heating the polypropylene for 12 to 5 hours and converting all hydrocarbons detected per 1 g into an acetone content, and a haze value of 5% or less.

The present invention relates to a polypropylene which exhibits high transparency and has a very low level of generation of volatile organic compounds, which has a total volatile organic compounds (TVOC) value of 60 g/g or less, which is measured according to VDA 277 standardized by the German Automobile Industry Association by heating the polypropylene for 12 to 5 hours and converting all hydrocarbons detected per 1 g into an acetone content, and a haze value of 5% or less.

Provided is an olefin-based polymer with excellent processability. The olefin-based polymer according to the present invention has a high molecular weight and a broad molecular weight distribution to show excellent processability and improved mechanical properties, thereby being usefully applied according to the intended use.

Provided is an olefin-based polymer with excellent processability. The olefin-based polymer according to the present invention has a high molecular weight and a broad molecular weight distribution to show excellent processability and improved mechanical properties, thereby being usefully applied according to the intended use.

Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (Ia): ##STR00001##

Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (Ia): ##STR00001##

A process involving the steps of: (a) supplying reactants to a reactor vessel (A); (b) optionally, supplying a solvent to the reactor vessel; (c) subjecting the contents of the reactor vessel to reactive conditions to obtain a product mixture (1) including a reaction product; (d) removing the product mixture (1) from the reactor vessel and supplying it to a decanter system (B); (e) in the decanter system, separating the reaction product from the product mixture by decantation and removal of a stream (2) including the reaction product; (f) removal of a stream (3) including the solvent from the decanter system; wherein at least one of the reactants supplied in step (a) is supplied in a form dissolved in a solvent, or a solvent is supplied in step (b).

A process involving the steps of: (a) supplying reactants to a reactor vessel (A); (b) optionally, supplying a solvent to the reactor vessel; (c) subjecting the contents of the reactor vessel to reactive conditions to obtain a product mixture (1) including a reaction product; (d) removing the product mixture (1) from the reactor vessel and supplying it to a decanter system (B); (e) in the decanter system, separating the reaction product from the product mixture by decantation and removal of a stream (2) including the reaction product; (f) removal of a stream (3) including the solvent from the decanter system; wherein at least one of the reactants supplied in step (a) is supplied in a form dissolved in a solvent, or a solvent is supplied in step (b).