公开(公告)号：US10239974B2

公开(公告)日：2019-03-26

申请号：US15311549

申请日：2015-06-29

Applicant: Dow Global Technologies LLC

Inventor： Mridula Kapur ,  Mehmet Demirors ,  Philip P. Fontaine ,  Jerzy Klosin ,  Endre Szuromi ,  Carl N. Iverson ,  Zach T. Rickaway ,  Andrew J. Young ,  Susan G. Brown ,  Ruth Figueroa

IPC: C08F210/00 ,  C08F210/16

Abstract: The invention provides an ethylene-based polymer comprising the following properties: a) a ZSVR value from 1.2 to 2.6, b) a MWD from 1.5 to 2.8, and c) a tan delta (0.1 rad/s; 190 C) from 5.0 to 50.

公开(公告)号：US20170101493A1

公开(公告)日：2017-04-13

申请号：US15310460

申请日：2015-06-29

Applicant: Dow Global Technologies LLC

Inventor： Philip P. Fontaine ,  Jerzy Klosin ,  Endre Szuromi ,  Carl N. Iverson ,  Zach T. Rickaway ,  Andrew J. Young ,  Susan G. Brown ,  Ruth Figueroa

IPC: C08F210/16 ,  C07F7/00

Abstract: The instant invention provides a procatalyst comprising a metal-ligand complex of Formula (I): (Formula I), wherein M, X, n, each Z, L, R21, R22 and R1 through R20 are each described herein.

公开(公告)号：US20130085284A1

公开(公告)日：2013-04-04

申请号：US13685171

申请日：2012-11-26

Applicant: Dow Global Technologies LLC

Inventor： Paul C. Vosejpka ,  Harold W. Boone ,  Kevin A. Frazier ,  Carl N. Iverson

IPC: C07D307/82

CPC classification number: C07D307/82 ,  C07D233/64 ,  C07D405/04 ,  C07F7/00 ,  C08F10/00 ,  C08F110/06 ,  C08F4/64044 ,  C08F2500/15 ,  C08F2500/03

Abstract: Hafnium complexes of heterocyclic organic ligands having improved solubility in aliphatic hydrocarbon solvents and their use as components of olefin polymerization catalysts as well as novel syntheses of component parts thereof are disclosed.