公开(公告)号：WO2022133145A1

公开(公告)日：2022-06-23

申请号：PCT/US2021/063917

申请日：2021-12-16

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： PESEK, Stacy L. ,  HU, Yushan ,  JIN, Yi

IPC: C08L23/08

Abstract: A composition comprising at least the following: a first composition comprising components a and b: a) a first ethylene/alpha-olefin interpolymer comprising an I2 ≤ 100 dg/min, and a density ≤ 0.880 g/cc, and b) a second ethylene/alpha-olefin interpolymer comprising an I2 > 100 dg/min; and wherein the first composition meets the following relationship: y

公开(公告)号：WO2021222655A1

公开(公告)日：2021-11-04

申请号：PCT/US2021/030008

申请日：2021-04-29

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： KRASOVSKIY, Arkady L. ,  AUYEUNG, Evelyn ,  STUBBERT, Bryan D. ,  DAVIS, Anna V. ,  HOU, Jianbo ,  CUMMINS, Clark H.

IPC: C08F293/00 ,  C08F220/18 ,  C08F290/04 ,  C08F220/1804 ,  C08F2438/01 ,  C08F290/042 ,  C08F293/005

Abstract: The present disclosure relates to a process for preparing an olefin-acrylate block copolymer, the process comprising: a) performing atom transfer radical polymerization (ATRP) by combining ATRP materials comprising an acrylate monomer, an initiator having a radically transferrable atom or group, a transition metal compound, and a ligand, thereby forming a macroinitiator; and b) combining reaction materials comprising an alpha-substituted acrylate and the macroinitiator, thereby forming the olefin-acrylate block copolymer.

公开(公告)号：WO2021061580A1

公开(公告)日：2021-04-01

申请号：PCT/US2020/051874

申请日：2020-09-21

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： WU, Xiaosong ,  THAKUR, Varun

IPC: C08F210/00 ,  C08L23/16

Abstract: The invention provides a composition comprising an interpolymer composition, and wherein the interpolymer composition comprises a first ethylene/alpha-olefin/nonconjugated polyene interpolymer; and a second ethylene/alpha-olefin/nonconjugated polyene interpolymer; and wherein the interpolymer composition has a Mooney Viscosity (ML(1+4), 125ºC)

公开(公告)号：WO2020140058A1

公开(公告)日：2020-07-02

申请号：PCT/US2019/068782

申请日：2019-12-27

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： SUN, Lixin ,  SZUROMI, Endre ,  CARNAHAN, Edmund M.

IPC: C08F210/16 ,  C08F4/64 ,  C08F2/38 ,  C07F3/06 ,  C07F5/06 ,  C08F110/06 ,  C08F210/18

Abstract: The present disclosure relates to novel telechelic polyolefins of the formula (I) and processes for preparing the same. In at least one aspect, the telechelic polyolefins of the formula (I) comprise unsaturations at both termini.

公开(公告)号：WO2019213345A1

公开(公告)日：2019-11-07

申请号：PCT/US2019/030319

申请日：2019-05-02

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： ULTSCH, Stefan ,  MIESCH, Caroline Laure Marie ,  HU, Yushan

IPC: C08L23/12

Abstract: A composition comprising the following components: A) an olefin multi-block copolymer that has a I2 ≤30 g/10 min; B) a propylene-based composition comprising the following: a) a propylene-based polymer; b) a propylene/alpha-olefin interpolymer, a propylene/ethylene interpolymer, or an ethylene/alpha-olefin interpolymer; wherein the propylene-based composition has a Τm h (highest melting point) ≥ 130°C.

公开(公告)号：WO2019133705A1

公开(公告)日：2019-07-04

申请号：PCT/US2018/067665

申请日：2018-12-27

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： SUN, Lixin ,  SZUROMI, Endre ,  KLOSIN, Jerzy ,  CARNAHAN, Edmund M. ,  PATTON, Jasson T. ,  LIAO, Longyan

IPC: C07F5/06 ,  C08F10/00 ,  C08F2/38

Abstract: The present disclosure relates to dual-headed organoaluminum compositions having the formula (I) and processes to prepare the same. In at least one aspect, the compositions having the formula (I) may be used during olefin polymerization.

公开(公告)号：WO2019055304A1

公开(公告)日：2019-03-21

申请号：PCT/US2018/049913

申请日：2018-09-07

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： MUNRO, Jeffrey C. ,  LEE, Jihean ,  HUGHES, Morgan M.

IPC: C09D5/00 ,  C08L23/12

Abstract: A composition comprising the following: A) coated polymer particles, and wherein the polymer particles are formed from a first composition comprising an ethylene-based polymer that comprises the following properties: a density from 0.854 to 0.860 g/cc, and a melt index (I2) from 4.0 to 15.0 g/10 min; and wherein the polymer particles comprise a coating on at least a portion of the total surface of the polymer particles, and wherein the coating is formed from a powder composition comprising at least one inorganic powder, and at least one organic powder selected from a metal stearate and/or a polymer powder, and wherein the weight ratio of the total amount of the inorganic powder to the total amount of the organic powder is from 3.0 to 50.0; B) optionally, a propylene-based polymer.

公开(公告)号：WO2018222460A1

公开(公告)日：2018-12-06

申请号：PCT/US2018/034107

申请日：2018-05-23

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： ZHANG, Yahong ,  ZHANG, Jiguang ,  ZOU, Jian ,  CHEN, Hongyu

IPC: C08L23/12

Abstract: The present disclosure provides a composition comprising: (A) a polypropylene polymer; (B) a polyolefin elastomer; (C) an acetoacetyl functional polymer; (D) an optional additive component; and (E) an optional compatibilizer. The present disclosure also provides an article made from the composition.

公开(公告)号：WO2018170248A1

公开(公告)日：2018-09-20

申请号：PCT/US2018/022609

申请日：2018-03-15

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： PATTON, Jasson, T. ,  SENECAL, Todd, D. ,  ARRIOLA, Daniel, J. ,  CHRISTIANSON, Matthew, D. ,  ROOF, Gordon, R. ,  DEVORE, David, D. ,  DAVIS, Anna, V.

IPC: C08F297/08

Abstract: The present disclosure relates to an olefin polymerization catalyst system for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the catalyst system comprises: (A) a first olefin polymerization procatalyst, (B) a second olefin polymerization procatalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by procatalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent.

公开(公告)号：WO2018170056A1

公开(公告)日：2018-09-20

申请号：PCT/US2018/022331

申请日：2018-03-14

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： DEVORE, David D. ,  ARRIOLA, Daniel J. ,  ROOF, Gordon R. ,  MUNRO, Jeffrey C. ,  YOUNG, Andrew J. ,  CARNAHAN, Edmund M.

IPC: C08F210/16 ,  C08F4/64

Abstract: The present disclosure relates to a catalyst system for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining: (A) a first olefin polymerization procatalyst, (B) a second olefin polymerization procatalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by procatalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent.