公开(公告)号：US20230183267A1

公开(公告)日：2023-06-15

申请号：US17930274

申请日：2022-09-07

Applicant: Dow Global Technologies LLC

Inventor： Rhett A. Baillie ,  Philip P. Fontaine ,  Jerzy Klosin ,  Todd D. Senecal ,  Johnathan E. DeLorbe ,  Rafael Huacuja ,  Evelyn Auyeung ,  Robert David Grigg ,  Sudipta Pal ,  Brad C. Bailey

IPC: C07F5/00 ,  C08F4/659 ,  C08F2/38

CPC classification number: C07F5/003 ,  C08F4/65912 ,  C08F2/38

Abstract: Embodiments of this disclosure are directed to catalyst systems comprising a metal-ligand complex according to formula (I):

公开(公告)号：US20220056250A1

公开(公告)日：2022-02-24

申请号：US17432449

申请日：2020-05-01

Applicant: Dow Global Technologies LLC

Inventor： Andrew T. Heitsch ,  Sanjib Biswas ,  Mridula Kapur ,  Alexander Williamson ,  Philip P. Fontaine ,  Joshua B. Gaubert ,  Daniel W. Baugh, III ,  Jin Wang ,  Didem Oner-Deliormanli ,  Hitendra K. Singh ,  Shadid Askar ,  Arnaldo T. Lorenzo ,  Mehmet Demirors ,  Vivek Kalihari

IPC: C08L23/06 ,  C08K3/36 ,  C08K5/098

Abstract: The present invention provides polyethylene-based compositions suitable for packaging applications, films, and articles. In one aspect, a polyethylene-based composition suitable for packaging applications comprises (a) at least 97% by weight, based on the total weight of the polyethylene-based composition, of a polyethylene composition comprising: (i) from 25 to 37 percent by weight of a first polyethylene fraction having a density in the range of 0.935 to 0.947 g/cm3 and a melt index (I2) of less than 0.1 g/10 minutes; and (ii) from 63 to 75 percent by weight of a second polyethylene fraction; and (b) 90 to 540 ppm, based on the total weight of the polyethylene-based composition of a calcium salt of 1,2-cyclohexanedicarboxylic acid; wherein the polyethylene composition has less than 0.10 branches per 1,000 carbon atoms when measured using 13C NMR, wherein the density of the polyethylene-based composition N is at least 0.965 g/cm3, and wherein the melt index (I2) of the polyethylene-based composition is 0.5 to 10 g/10 minutes.

公开(公告)号：US20210246241A1

公开(公告)日：2021-08-12

申请号：US16973610

申请日：2019-06-13

Applicant: Dow Global Technologies LLC

Inventor： Kyle E. Hart ,  Mehmet Demirors ,  Timothy W. Gambrel ,  Philip P. Fontaine ,  Vivek Kalihari ,  Hrishikesh R. Munj ,  Jon W. Hobson ,  Rajen M. Patel

IPC: C08F210/16 ,  C08J5/18

Abstract: A cast film inducing a bimodal ethylene-based polymer having a high density fraction (HDF) from 3.0% to 10.0%, an I10/I2 ratio from 5.5 to 7.0, a short chain branching distribution (SCBD) less than or equal to 10° C., a density from 0.910 g/cc to 0.920 g/cc, and a melt index (I2) from 1.0 g/10 mins to 8.0 g/10 mins.

公开(公告)号：US20200270376A1

公开(公告)日：2020-08-27

申请号：US16646237

申请日：2018-09-19

Applicant: Dow Global Technologies LLC

Inventor： Arkady L. Krasovskiy ,  David R. Wilson ,  Bryan D. Stubbert ,  Tulaza Vaidya ,  Jerzy Klosin ,  Edmund M. Carnahan ,  Philip P. Fontaine ,  Mari S. Rosen

IPC: C08F4/6592 ,  C07F7/08

Abstract: Embodiments are directed to a catalyst system comprising metal ligand complexes and processes for polyolefin polymerization using the metal ligand complex having the following structure: where each X is selected from the group consisting of —(CH2)SiRX3.

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：US20170066858A1

公开(公告)日：2017-03-09

申请号：US15357901

申请日：2016-11-21

Applicant: Dow Global Technologies LLC

Inventor： Mehmet Demirors ,  Ruth Figueroa ,  Jerzy Klosin ,  Pulikkottil J. Thomas ,  Sylvie Desjardins ,  Mridula Kapur ,  Philip P. Fontaine

IPC: C08F210/16

CPC classification number: C08F210/16 ,  C08F2/001 ,  C08F4/60193 ,  Y02P20/582 ,  C08F4/64193

Abstract: The instant invention provides a polymerization process for producing ethylene based polymers.In one embodiment, the instant invention provides a polymerization process for producing ethylene based polymers comprising: polymerizing ethylene with optionally one or more α-olefins in the presence of one or more first catalyst systems and optionally one or more second catalyst systems in in a dual reator system or a multiple reactor system, wherein first catalyst system comprises; (a) one ore more procatalysts comprising a metal-ligand complex of formula (I):

Abstract translation: 本发明提供了一种生产乙烯基聚合物的聚合方法。 在一个实施方案中，本发明提供了一种用于生产基于乙烯的聚合物的聚合方法，其包括：在一种或多种第一催化剂体系和任选的一种或多种第二催化剂体系的存在下，将乙烯与任选的一种或多种α-烯烃聚合， 反应器系统或多反应器系统，其中第一催化剂体系包括： （a）一种或多种前催化剂，其包含式（I）的金属 - 配体络合物：

公开(公告)号：US20150291713A1

公开(公告)日：2015-10-15

申请号：US14437543

申请日：2013-12-10

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Jerzy Klosin ,  Ruth Figueroa ,  Pulikkottil J. Thomas ,  Mehmet Demirors ,  Sylvie Desjardins ,  Mridula Kapur ,  Philip P. Fontaine

IPC: C08F210/16 ,  C07F5/00 ,  C07F7/18

CPC classification number: C08J5/18 ,  B65D51/26 ,  C07F5/00 ,  C07F7/1804 ,  C08F4/64186 ,  C08F210/14 ,  C08F210/16 ,  C08F2500/03 ,  C08J2323/08 ,  C08J2423/08 ,  C08L23/02 ,  C08L23/06 ,  C08L23/08 ,  C08L23/0815 ,  C08L2203/16 ,  C08L2205/02 ,  C08L2205/025 ,  C08L2205/03 ,  Y02P20/582 ,  C08F4/64193 ,  C08F2500/09 ,  C08F2500/12

Abstract: The instant invention provides procatalysts and catalyst systems for olefin polymerization, olefin based polymers polymerized therewith, and process for producing the same. In one embodiment, the instant invention provides a procatalyst comprising a metal-ligand complex of formula (I).

Abstract translation: 本发明提供了用于烯烃聚合的前催化剂和催化剂体系，其聚合的基于烯烃的聚合物及其制备方法。 在一个实施方案中，本发明提供了包含式（I）的金属 - 配体络合物的前催化剂。

公开(公告)号：US20250034292A1

公开(公告)日：2025-01-30

申请号：US18710820

申请日：2022-11-21

Applicant: Dow Global Technologies LLC

Inventor： Andrew M. Camelio ,  Rhett A. Baillie ,  Brad C. Bailey ,  Johnathan E. DeLorbe ,  Hien Q. Do ,  David M. Pearson ,  Philip P. Fontaine

IPC: C08F10/02

Abstract: Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I).

公开(公告)号：US11926684B2

公开(公告)日：2024-03-12

申请号：US16973610

申请日：2019-06-13

Applicant: Dow Global Technologies LLC

Inventor： Kyle E. Hart ,  Mehmet Demirors ,  Timothy W. Gambrel ,  Philip P. Fontaine ,  Vivek Kalihari ,  Hrishikesh R. Munj ,  Jon W. Hobson ,  Rajen M. Patel

IPC: C08F210/16 ,  C08J5/18

CPC classification number: C08F210/16 ,  C08J5/18 ,  C08F2500/05 ,  C08F2500/07 ,  C08F2500/10 ,  C08F2500/12 ,  C08F2500/17 ,  C08F2500/18 ,  C08F2500/19 ,  C08F2500/34 ,  C08J2323/06 ,  C08J2323/08 ,  C08J2323/12

Abstract: A cast film inducing a bimodal ethylene-based polymer having a high density fraction (HDF) from 3.0% to 10.0%, an I10/I2 ratio from 5.5 to 7.0, a short chain branching distribution (SCBD) less than or equal to 10° C., a density from 0.910 g/cc to 0.920 g/cc, and a melt index (I2) from 1.0 g/10 mins to 8.0 g/10 mins.