公开(公告)号：US20160312088A1

公开(公告)日：2016-10-27

申请号：US15101346

申请日：2014-12-23

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Kate R. Brown ,  Selim Yalvac ,  Colin LiPiShan

IPC: C09J151/06 ,  C09J11/08 ,  C09J9/00

CPC classification number: C09J151/06 ,  C08L23/04 ,  C08L57/02 ,  C08L93/04 ,  C09J9/00 ,  C09J11/08 ,  Y02P20/582

Abstract: The invention provides a composition comprising the following components: A) an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin interpolymer having the following properties: i) a melt viscosity (177 C) less than, or equal to, 50,000 cP, ii) a density from 0.855 to 0.900 g/cc; B) a tackifier selected from the following: a) a hydrocarbon tackifier that has a cloud point (DACP) temperature greater than, or equal to, 20 C, b) a rosin ester tackifier with an acid number of less than 25, c) a terpene tackifier, or d) a combination thereof.

Abstract translation: 本发明提供了包含以下组分的组合物：A）具有以下特性的酸酐和/或羧酸官能化的乙烯/α-烯烃互聚物：i）小于或等于50,000cP的熔体粘度（177℃） ii）浓度为0.855至0.900g / cc; B）选自以下的增粘剂：a）具有大于或等于20℃的浊点（DACP）温度的烃增粘剂，b）酸值小于25的松香酯增粘剂，c） 萜烯增粘剂，或d）其组合。

公开(公告)号：US11059913B2

公开(公告)日：2021-07-13

申请号：US16631119

申请日：2018-07-02

Applicant: Dow Global Technologies LLC

Inventor： Michael J. Zogg, Jr. ,  Santosh S. Bawiskar ,  Yi Jin ,  Daniel S. Rynearson ,  Harold W. Boone ,  Kate R. Brown ,  Barry D. Kluge, Jr.

IPC: C08F2/04 ,  C08F2/01 ,  C08F10/02 ,  C08F10/06 ,  B29B9/10

Abstract: A process to form an olefin-based polymer, said process comprising at least the following steps: a) polymerizing a reaction mixture comprising an olefin, in at least one reactor, in a solution polymerization, to form a polymer solution; b) feeding at least a portion of the polymer solution through at least one devolatilizer, to form the olefin-based polymer, in melt form; c) feeding at least a portion of the olefin-based polymer, in melt, form through a heat exchanger, and then into a pastillation apparatus to form polymer particles.

公开(公告)号：US10967619B2

公开(公告)日：2021-04-06

申请号：US15509224

申请日：2015-09-21

Applicant: Dow Global Technologies LLC

Inventor： Andy C. Chang ,  Jacquelyn A. Degroot ,  Kate R. Brown ,  Aleksandar Stoiljkovic ,  Gert J. Claasen ,  Barbara Bonavoglia ,  Carlos E. Ruiz

IPC: B32B27/32 ,  B29C48/08 ,  B29C48/00 ,  B29C48/21 ,  B32B27/08 ,  B32B5/02 ,  B32B27/12 ,  B29C55/00 ,  B29C55/04 ,  B32B7/02 ,  B32B37/18 ,  B32B38/00 ,  B29K23/00 ,  B29L7/00 ,  B29L9/00

Abstract: A stretch-modified elastomeric multilayer film comprising a core layer comprising a first ethylene-α-olefin block copolymer, wherein the first ethylene-α-olefin block copolymer comprises at least 50 mol. % ethylene, has a melt index (I2) from 0.5 g/10 min to 5 g/10 min, and has a density of 0.850 g/cc to 0.890 g/cc, and at least one outer layer independently comprising a second ethylene-α-olefin block copolymer and from 2.5 to 30 wt. % of an antiblock agent, wherein the second ethylene-α-olefin block copolymer comprises at least 50 mol. % ethylene, has a melt index (I2) from 0.5 g/10 min to 25 g/10 min, and has a density of 0.850 g/cc to 0.890 g/cc, wherein the density of the first ethylene-α-olefin block copolymer is equal to or greater than the density of the second ethylene-α-olefin block copolymer.

公开(公告)号：US20170253012A1

公开(公告)日：2017-09-07

申请号：US15509224

申请日：2015-09-21

Applicant: Dow Global Technologies LLC

Inventor： Andy C. Chang ,  Jacquelyn A. Degroot ,  Kate R. Brown ,  Aleksandar Stoiljkovic ,  Gert J. Claasen ,  Barbara Bonavoglia ,  Carlos E. Ruiz

IPC: B32B27/32 ,  B32B27/08 ,  B29C47/00 ,  B32B37/18 ,  B29C55/00 ,  B29C55/04 ,  B32B38/00 ,  B32B7/02 ,  B29C47/06

CPC classification number: B32B27/32 ,  B29C48/0018 ,  B29C48/022 ,  B29C48/08 ,  B29C48/21 ,  B29C55/005 ,  B29C55/04 ,  B29K2023/08 ,  B29K2995/0063 ,  B29L2007/008 ,  B29L2009/00 ,  B32B5/022 ,  B32B7/02 ,  B32B27/08 ,  B32B27/12 ,  B32B27/327 ,  B32B37/182 ,  B32B38/0012 ,  B32B2038/0028 ,  B32B2250/242 ,  B32B2255/00 ,  B32B2274/00 ,  B32B2307/51 ,  B32B2307/514 ,  B32B2307/72 ,  B32B2555/00

Abstract: A stretch-modified elastomeric multilayer film comprising a core layer comprising a first ethylene-α-olefin block copolymer, wherein the first ethylene-α-olefin block copolymer comprises at least 50 mol. % ethylene, has a melt index (12) from 0.5 g/10 min to 5 g/10 min, and has a density of 0.850 g/cc to 0.890 g/cc, and at least one outer layer independently comprising a second ethylene-α-olefin block copolymer and from 2.5 to 30 wt. % of an antiblock agent, wherein the second ethylene-α-olefin block copolymer comprises at least 50 mol. % ethylene, has a melt index (12) from 0.5 g/10 min to 25 g/10 min, and has a density of 0.850 g/cc to 0.890 g/cc, wherein the density of the first ethylene-α-olefin block copolymer is equal to or greater than the density of the second ethylene-α-olefin block copolymer.