公开(公告)号：US20210002404A1

公开(公告)日：2021-01-07

申请号：US16970497

申请日：2019-03-07

Applicant: Dow Global Technologies LLC

Inventor： Brian W. Walther ,  Rebecca Putans ,  Qichun Wan ,  Yongfu Li ,  Rachel E. M. Brooner ,  Matthew T. Bishop ,  Yong Zheng

IPC: C08F255/02 ,  C08K5/09 ,  B32B27/08 ,  B32B27/32 ,  B32B15/085 ,  B32B23/08 ,  B32B27/30 ,  B32B27/34 ,  B32B27/36 ,  B32B7/12 ,  B65D65/40

Abstract: The present invention provides resins that can be used as a tie layer in a multilayer structure and to multilayer structures comprising one or more tie layers formed from such resins. In one aspect, a resin for use as a tie layer in a multilayer structure comprises a maleic anhydride grafted polyolefin, and an inorganic Brønsted acid catalyst. In some aspects, the inorganic Brønsted acid catalyst comprises sodium bisulfate, monosodium phosphate, disodium phosphate, phosphoric acid, or combinations thereof.

公开(公告)号：US20200299445A1

公开(公告)日：2020-09-24

申请号：US16061618

申请日：2016-12-20

Applicant: Dow Global Technologies LLC

Inventor： Santosh S. Bawiskar ,  Brian W. Walther

IPC: C08F255/08

Abstract: A process to form a functionalized ethylene-based polymer composition comprises reacting an ethylene-based polymer composition in at least one extruder with at least one functionalization agent and at least one free radical initiator at a melt temperature of greater than or equal to 200° C. The functionalized ethylene-based polymer composition has a yellowness index (YI) value of less than or equal to 45 and a functionalization content of greater than or equal to 2.0 wt %, based on the weight of the functionalized ethylene-based polymer composition.

公开(公告)号：US20200179262A1

公开(公告)日：2020-06-11

申请号：US16640209

申请日：2018-09-18

Applicant: Dow Global Technologies LLC ,  Rohm and Haas Company

Inventor： Andrea C. Keenan ,  William A. Cynecki ,  Chaofang Yue ,  Theodore Tysak ,  Brian W. Walther

IPC: A61K8/81 ,  A61Q13/00

Abstract: A fragrance release composition comprising: (a) a polyolefin comprising polymerized units of ethylene and at least one C4-C12 alkene; and (b) a fragrance.

公开(公告)号：US20200148454A1

公开(公告)日：2020-05-14

申请号：US16604438

申请日：2018-04-23

Applicant: Dow Global Technologies LLC

Inventor： Marc S. Black ,  Simon Tage Jespersen ,  Chad V. Schuette ,  Muhammad Ali Siddiqui ,  Haley A. Lowry ,  Fabrice Digonnet ,  Brian W. Walther ,  Jeffrey E. Bonekamp

IPC: B65D83/00 ,  B65D75/56 ,  B65D75/58 ,  B65D75/00

Abstract: The present disclosure provides a flexible container. In an embodiment, the flexible container includes (A) a front panel, a rear panel, a first gusseted side panel, and a second gusseted side panel. The gusseted side panels adjoin the front panel and the rear panel along peripheral seals to form a chamber. (B) Each peripheral seal has (i) an arcuate body seal inner edge (ABSIE) with opposing ends, (ii) a tapered seal inner edge (TSIE) extending from each end of the body seal, and (iii) a corner arc where each tapered seal inner edge extends from a respective ABSIE end. (C) The flexible container includes at least one corner arc having a radius of curvature, Rc, from 1.0 mm to 300.0 mm.

公开(公告)号：US10300686B2

公开(公告)日：2019-05-28

申请号：US15522177

申请日：2015-11-10

Applicant: Dow Global Technologies LLC

Inventor： Shaun Parkinson ,  Didem Oner-Deliormanli ,  Carolina Chirinos ,  Brian W. Walther

IPC: B32B27/08 ,  B32B27/30 ,  B32B27/32 ,  B29B17/00 ,  B32B7/12 ,  B32B27/34 ,  B29C47/00 ,  B29K23/00 ,  B29K77/00 ,  B29K105/00

Abstract: A multi-layer structure comprising: a) at least one layer comprising a polyolefin component comprising i) 60 to 94 weight percent of a first component selected from the group consisting of ethylene homopolymer, ethylene copolymer, polypropylene homopolymer, polypropylene copolymer, and combinations thereof ii) 0-35 weight percent of a functional polymer component, and iii) 1-35 weight percent of a compatibilizer component comprising an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin interpolymer having a melt viscosity (177° C.) less than, or equal to, 200,000 cP and a density from 0.855 to 0.94 g/cc; b) at least one tie layer comprising maleic-anhydride grafted polymer with a melt index of less than 50 dg/min, wherein the tie layer does not contain the compatibilizer component; and c) at least one polar layer comprising a polar polymer, is disclosed.

公开(公告)号：US20180304602A1

公开(公告)日：2018-10-25

申请号：US15768384

申请日：2016-11-18

Applicant: Dow Global Technologies LLC

Inventor： Carmelo Declet Perez ,  Brian W. Walther ,  James L. Cooper ,  Michael B. Biscoglio ,  John A. Naumovitz

IPC: B32B27/30 ,  B32B15/082 ,  B32B7/12 ,  C08F210/02 ,  C08F220/18 ,  C08F10/02 ,  C08F10/06

CPC classification number: B32B27/308 ,  B32B7/12 ,  B32B15/082 ,  C08F10/02 ,  C08F10/06 ,  C08F210/02 ,  C08F220/18 ,  C08F2500/07 ,  C08F2500/08 ,  C08F2500/12 ,  C08F2500/17 ,  C08L23/0815 ,  C08L2203/16 ,  C08L33/08 ,  C08L33/10 ,  C08L67/00

Abstract: The present invention provides polymer blends that can be used in a multilayer structure and to multilayer structures comprising one or more layers formed from such blends. In one aspect, a polymer blend comprises a copolymer comprising ethylene and at least one of acrylic acid and methacrylic acid having an acid content greater than 4 and up to 25 weight percent based on the weight of the copolymer and having a melt index (I2) of 1 to 60 g/10 minutes, wherein the total amount of ethylene acrylic acid copolymer and ethylene methacrylic acid copolymer comprises 45 to 99 weight percent of the blend based on the total weight of the blend, and a polyolefin having a density of 0.870 g/cm3 or more and having a melt index (I2) of 20 g/10 minutes or less, wherein the polyolefin comprises 1 to 55 weight percent of the blend based on the total weight of the blend.

公开(公告)号：US20180171186A1

公开(公告)日：2018-06-21

申请号：US15738927

申请日：2016-08-05

Applicant: Dow Global Technologies LLC

Inventor： Yong Zheng ,  Brian W. Walther ,  Santosh S. Bawiskar ,  Cristina Serrat

IPC: C09J123/06 ,  B32B27/08 ,  B32B7/12 ,  B32B27/32 ,  B32B27/30 ,  B32B27/34

CPC classification number: C09J123/06 ,  B32B1/08 ,  B32B7/12 ,  B32B27/06 ,  B32B27/08 ,  B32B27/306 ,  B32B27/32 ,  B32B27/327 ,  B32B27/34 ,  B32B2250/03 ,  B32B2250/04 ,  B32B2250/05 ,  B32B2250/24 ,  B32B2270/00 ,  B32B2307/7244 ,  B32B2307/7246 ,  B32B2439/40 ,  B32B2439/46 ,  B32B2597/00 ,  C08K5/42 ,  C08L23/06 ,  C08L23/0815 ,  C08L51/06 ,  C08L2201/14 ,  C08L2203/16 ,  C08L2207/062

Abstract: The present invention provides resins that can be used as a tie layer in a multilayer structure and to multilayer structures comprising one or more tie layers formed from such resins. In one aspect, a resin for use as a tie layer in a multilayer structure that comprises a high density polyethylene having a density greater than 0.960 g/cm3, wherein the high density polyethylene comprises 1 to 99 weight percent of the resin, a maleic anhydride grafted high density polyethylene, wherein the maleic anhydride grafted high density polyethylene comprises 1 to 99 weight percent of the resin, and a catalyst comprising at least one Lewis acid.

公开(公告)号：US09518137B2

公开(公告)日：2016-12-13

申请号：US14364999

申请日：2012-11-30

Applicant: Dow Global Technologies LLC

Inventor： Brian W. Walther ,  Susan M. Song ,  Paul J. Caronia ,  Lin Fu

IPC: C08F210/18 ,  C08K3/00 ,  C08L23/08 ,  C08F210/02 ,  C08F4/64 ,  C08F210/06 ,  C08F236/20

CPC classification number: C08F210/02 ,  C08F4/64193 ,  C08F210/06 ,  C08F210/18 ,  C08F236/20 ,  C08F2500/17 ,  C08F2500/25 ,  C08K3/00 ,  C08L23/083

Abstract: The present disclosure is directed to a composition and articles containing the composition. The composition includes an ethylene-propylene-diene interpolymer (EPDM) having a rheology ratio greater than 33. The EPDM also has a molecular weight distribution greater than 3.0. The composition has a dissipation factor less than or equal to 0.01 radians as measured in accordance with ASTM D 150 (130° C., 60 Hz).

Abstract translation: 本公开涉及含有该组合物的组合物和制品。 该组合物包含流变比大于33的乙烯 - 丙烯 - 二烯互聚物（EPDM）。该EPDM还具有大于3.0的分子量分布。 该组合物具有根据ASTM D 150（130℃，60Hz）测量的小于或等于0.01弧度的损耗因子。

公开(公告)号：US20150267020A1

公开(公告)日：2015-09-24

申请号：US14437215

申请日：2013-11-11

Applicant: DOW GLOBAL TECHNOLOGIES LLC

Inventor： Kendra M. Giza ,  Mark A. Barger ,  Richard T. Fox ,  Suzanne M. Guerra ,  Brian W. Walther

IPC: C08J9/00 ,  C08J9/12

CPC classification number: C08J9/0061 ,  C08J9/0019 ,  C08J9/122 ,  C08J2201/03 ,  C08J2203/06 ,  C08J2300/102 ,  C08J2323/06 ,  C08J2325/04 ,  C08J2325/06 ,  C08J2351/06 ,  C08J2451/06 ,  C08L25/06 ,  C08L2203/14 ,  C08L2205/025 ,  C08L2205/03 ,  C08L2207/062 ,  C08L51/06

Abstract: A styrenic polymer foam contains a polymer composition in the form of a continuous matrix defining multiple cells therein, the polymer composition contains a first polymer and second polymer, the first polymer being a maleic anhydride-grafted high density polyethylene and the second polymer being a styrenic polymer resin that is free of grafted maleic anhydride. The first polymer contains on average 0.05 or more weight-parts of grafted maleic anhydride based on total weight of the first polymer and the concentration of first polymer in the polymer composition is sufficient to provide at least six weight-parts of grafted maleic an hydride per million weight parts of the polymer composition.

Abstract translation: 苯乙烯聚合物泡沫体含有在其中限定多个细胞的连续基质形式的聚合物组合物，聚合物组合物含有第一聚合物和第二聚合物，第一聚合物是马来酸酐接枝的高密度聚乙烯，第二聚合物是苯乙烯 不含接枝马来酸酐的聚合物树脂。 第一聚合物基于第一聚合物的总重量平均含有0.05或更多重量的接枝马来酸酐，并且聚合物组合物中的第一聚合物的浓度足以提供至少6重量份的接枝马来酸酐 百万重量份的聚合物组合物。

公开(公告)号：US08609779B2

公开(公告)日：2013-12-17

申请号：US13683596

申请日：2012-11-21

Applicant: Dow Global Technologies LLC

Inventor： William J. Harris ,  John D. Weaver ,  Brian W. Walther ,  Stephen F. Hahn ,  Yunwa W. Cheung ,  Pankaj Gupta ,  Thoi H. Ho ,  Kenneth N. Reichek ,  Selim Yalvac ,  Teresa P. Karjala ,  Benjamin R. Rozenblat ,  Cynthia L. Rickey

IPC: C08F297/02 ,  C08F297/00

CPC classification number: B32B27/327 ,  B32B27/06 ,  B32B27/32 ,  C08F4/659 ,  C08F4/65908 ,  C08F4/65912 ,  C08F4/65925 ,  C08F4/65927 ,  C08F10/00 ,  C08F10/14 ,  C08F110/02 ,  C08F210/14 ,  C08F210/16 ,  C08F295/00 ,  C08F297/00 ,  C08F297/08 ,  C08F297/083 ,  C08F297/086 ,  C08F2410/01 ,  C08F2410/04 ,  C08F2420/02 ,  C08L23/02 ,  C08L23/06 ,  C08L23/0815 ,  C08L23/0853 ,  C08L23/10 ,  C08L53/00 ,  C08L53/005 ,  Y10T428/24942 ,  Y10T428/24992 ,  Y10T428/2826 ,  Y10T428/31573 ,  Y10T428/31587 ,  C08F2/38 ,  C08F4/65904 ,  C08L2666/06 ,  C08F2500/09 ,  C08F2500/03 ,  C08F4/64148 ,  C08F4/64193 ,  C08F4/64048 ,  C08F4/6411 ,  C08F4/64144 ,  C08F2500/08 ,  C08F4/64113 ,  C08L2666/02 ,  C08L2666/04 ,  C08F2500/12 ,  C08F2500/20 ,  C08F210/08 ,  C08F2500/11 ,  C08F2500/21 ,  C08F210/02 ,  C08F212/08 ,  C08F232/02 ,  C08F232/08

Abstract: The invention relates to functionalized interpolymers derived from base olefin interpolymers, which are prepared by polymerizing one or more monomers or mixtures of monomers, such as ethylene and one or more comonomers, to form an interpolymer products having unique physical properties. The functionalized olefin interpolymers contain two or more differing regions or segments (blocks), resulting in unique processing and physical properties.

Abstract translation: 本发明涉及衍生自基础烯烃互聚物的官能化互聚物，其通过聚合一种或多种单体或单体混合物如乙烯和一种或多种共聚单体而制备，以形成具有独特物理性质的互聚物产物。 官能化的烯烃互聚物含有两个或多个不同的区域或链段（嵌段），产生独特的加工和物理性能。