The present invention relates to an ethylene and propylene ionomer and a process for the preparation of an ethylene and propylene ionomer.

The present invention relates to a process for the manufacture of a functionalized ethylene and propylene copolymer composition. The invention further relates to such functionalized ethylene and propylene copolymer composition.

The present invention relates to a process for the manufacture of a functionalized ethylene and propylene copolymer composition. The invention further relates to such functionalized ethylene and propylene copolymer composition.

The present disclosure provides the use of quinolinyldiamido transition metal complexes, an activator and a metal hydrocarbenyl chain transfer agent, such as an aluminum vinyl-transfer agent, to produce long chain branched propylene polymers.

The present disclosure provides the use of quinolinyldiamido transition metal complexes, an activator and a metal hydrocarbenyl chain transfer agent, such as an aluminum vinyl-transfer agent, to produce long chain branched propylene polymers.

The present disclosure provides group 4-, i.e., zirconium- and hafnium-, containing catalyst compounds having an ether bridged anilide phenolate ligand. Catalyst compounds of the present disclosure can be asymmetric, having an electron donating side of the catalyst and an electron deficient side of the catalyst. In at least one embodiment, catalysts of the present disclosure provide catalyst activity values of 400,000 gP/mmolCat.Math.h.sup.1 or greater and polyolefins, such as polyethylene copolymers, having comonomer content of from about 3.5 wt % to 8.5 wt %, an Mn of about 15,000 g/mol to about 140,000 g/mol, an Mw of from about 100,000 g/mol to about 300,000 g/mol, and a Mw/Mn of from 1 to 2.5. Catalysts, catalyst systems, and processes of the present disclosure can provide polymers having comonomer content of from 7 wt % to 12 wt %, such as from 8 wt % to 10 wt %).

The present disclosure provides group 4-, i.e., zirconium- and hafnium-, containing catalyst compounds having an ether bridged anilide phenolate ligand. Catalyst compounds of the present disclosure can be asymmetric, having an electron donating side of the catalyst and an electron deficient side of the catalyst. In at least one embodiment, catalysts of the present disclosure provide catalyst activity values of 400,000 gP/mmolCat.Math.h.sup.1 or greater and polyolefins, such as polyethylene copolymers, having comonomer content of from about 3.5 wt % to 8.5 wt %, an Mn of about 15,000 g/mol to about 140,000 g/mol, an Mw of from about 100,000 g/mol to about 300,000 g/mol, and a Mw/Mn of from 1 to 2.5. Catalysts, catalyst systems, and processes of the present disclosure can provide polymers having comonomer content of from 7 wt % to 12 wt %, such as from 8 wt % to 10 wt %).

The present disclosure provides transition metal catalysts and the respective bridged phenolate ligands contained on the catalyst, as well as, catalyst systems and polymerization processes for producing polyolefins. The catalysts and the catalyst systems provide catalytic activity values of greater than 100 kg/mmol-hr, such as greater than 400 kg/mmol-hr or greater than 500 kg/mmol-hr.

The present disclosure provides transition metal catalysts and the respective bridged phenolate ligands contained on the catalyst, as well as, catalyst systems and polymerization processes for producing polyolefins. The catalysts and the catalyst systems provide catalytic activity values of greater than 100 kg/mmol-hr, such as greater than 400 kg/mmol-hr or greater than 500 kg/mmol-hr.

A polyethylene powder having an average particle size of 70 m or more and less than 150 m, wherein a compressive strength at a time of 10% displacement of particles having a particle size of 60 m is 1.2 times or more and less than 2.5 times based on a compressive strength at a time of 10% displacement of particles having a particle size of 100 m.