公开(公告)号：US11873377B2

公开(公告)日：2024-01-16

申请号：US16973649

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 ,  Francis O. Olajide, Jr. ,  Rajen M. Patel

IPC: C08F210/16 ,  C08L23/08 ,  C08J5/18 ,  C08F2/00

CPC classification number: C08J5/18 ,  C08F210/16 ,  C08L23/0815 ,  C08F2/001 ,  C08F2500/05 ,  C08F2500/10 ,  C08F2500/12 ,  C08J2323/06 ,  C08J2323/12 ,  C08L2203/16

Abstract: A blown film having a bimodal ethylene-based polymer including a high density fraction (HDF) from 3.0% to 25.0%, an I10/I2 ratio from 5.5 to 7.5, a short chain branching distribution (SCBD) less than or equal to 10 C, a zero shear viscosity ratio from 1.0 to 2.5, a density from 0.902 g/cc to 0.925 g/cc, and a melt index (I2) from 0.5 g/10 mins to 2.0 g/10 mins.

公开(公告)号：US20220288901A1

公开(公告)日：2022-09-15

申请号：US17754156

申请日：2020-10-06

Applicant: Dow Global Technologies LLC

Inventor： Lawrence J. Effler, Jr. ,  Teresa P. Karjala ,  Nermeen W. Aboelella ,  Nicolas C. Mazzola ,  Vivek Kalihari

IPC: B32B27/08 ,  B32B27/32 ,  B32B27/20 ,  B32B27/34 ,  B32B27/30

Abstract: Embodiments of the present invention relate to multilayer films and articles. In one aspect, a multilayer film comprises at least one outer layer comprising at least 50 wt % of a polyethylene composition comprising the reaction product of ethylene and optionally, one or more alpha-olefin comonomers, wherein the polyethylene composition is characterized by the following properties: a. a melt index, I2, of from 0.3 to 3.0 g/10 min; b. a density of from 0.950 to 0.965 g/cm3; c. a melt flow ratio, I10/I2, of from 6.3 to 7.5; and d. a molecular weight distribution (MWD) of from 2.2 to 3.5, wherein the multilayer film has a thickness of at least 2 mils, wherein the multilayer film comprises at least 50% by weight polyethylene, wherein the multilayer film exhibits a surface haze of 13.5% or less when measured according to ASTM 1003-07, and wherein the multilayer film exhibit a water vapor transmission rate of 0.7 g-mil/100 in2/day or less when measured according to ASTM F1249-06 at a temperature of 38° C. and a relative humidity of 100%.

公开(公告)号：US20210246274A1

公开(公告)日：2021-08-12

申请号：US16973649

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 ,  Francis O. Olajide, Jr. ,  Rajen M. Patel

IPC: C08J5/18

Abstract: A blown film having a bimodal ethylene-based polymer including a high density fraction (HDF) from 3.0% to 25.0%, an I10/I2 ratio from 5.5 to 7.5, a short chain branching distribution (SCBD) less than or equal to 10 C, a zero shear viscosity ratio from 1.0 to 2.5, a density from 0.902 g/cc to 0.925 g/cc, and a melt index (I2) from 0.5 g/10 mins to 2.0 g/10 mins.

公开(公告)号：US11065848B2

公开(公告)日：2021-07-20

申请号：US15750357

申请日：2016-08-30

Applicant: Dow Quimica Mexicana S.A. de C.V. ,  Dow Global Technologies LLC

Inventor： Fabricio Arteaga Larios ,  Jacquelyn A. Degroot ,  Vivek Kalihari

IPC: B32B27/08 ,  B32B5/02 ,  B32B27/12 ,  B32B27/32

Abstract: A multilayer film including a core layer and two skin layers, wherein the core layer is positioned between the two skin layers, wherein the core layer includes a polyethylene composition including a high density polyethylene having a density of 0.930-0.965 g/cc and a melt index of 0.7-10.0 g/10 min, and wherein each skin layer independently includes a polypropylene composition including greater than 50 wt. %, based on the total weight of the polypropylene composition, of a propylene-based polymer.

公开(公告)号：US20180281370A1

公开(公告)日：2018-10-04

申请号：US15766404

申请日：2016-11-08

Applicant: Dow Global Technologies LLC ,  Dow Quimica Mexicana S.A.de C.V.

Inventor： Vivek Kalihari ,  Fabricio Arteaga Larios ,  Jacquelyn A. Degroot

IPC: B32B27/32 ,  B32B27/12 ,  B32B5/02 ,  B32B37/30

Abstract: An ultrasonically bonded laminate comprising a monolayer film and a nonwoven substrate at least partially ultrasonically bonded to the monolayer film, wherein the monolayer film comprises a blend of (a) from 50 to 90 wt. % of a linear polyethylene, (b) from 10 to 50 wt. % of polypropylene, and (c) optionally, a low density polyethylene.

公开(公告)号：US20180281369A1

公开(公告)日：2018-10-04

申请号：US15766394

申请日：2016-11-08

Applicant: Dow Global Technologies LLC ,  Dow Quimica Mexicana S.A.de C.V.

Inventor： Vivek Kalihari ,  Fabricio Arteaga Larios ,  Jacquelyn A. Degroot

IPC: B32B27/32 ,  C08J5/18 ,  B32B27/08 ,  B32B27/12 ,  B32B5/02 ,  B29C47/00 ,  B29C47/06

Abstract: A multilayer polyethylene film comprising a core layer, a first outer layer, and a second outer layer, wherein the core layer is positioned between the first outer layer and the second outer layer, the core layer comprises a linear low density polyethylene and, optionally, a first low density polyethylene resin, and the first outer layer and the second outer layer independently comprise a polyethylene resin and, optionally, a second low density polyethylene resin, wherein the density of the linear low density polyethylene is less than the density of the polyethylene resin.

公开(公告)号：US20180222171A1

公开(公告)日：2018-08-09

申请号：US15747913

申请日：2016-07-26

Applicant: DOW GLOBAL TECHNOLOGIES LLC ,  Dow Quimica Mexicana S.A. de C.V.

Inventor： Jacquelyn A. Degroot ,  Vivek Kalihari ,  Adriana M. Velasquez ,  Selim Bensason ,  Fabricio Arteaga Larios

IPC: B32B37/00 ,  B32B27/12 ,  B32B5/02 ,  B32B27/08 ,  B32B27/32 ,  B32B38/00 ,  B32B5/26 ,  B32B7/04

CPC classification number: B32B37/0084 ,  B32B5/022 ,  B32B5/26 ,  B32B7/05 ,  B32B27/06 ,  B32B27/08 ,  B32B27/12 ,  B32B27/32 ,  B32B37/0053 ,  B32B38/1875 ,  B32B39/00 ,  B32B2262/0253 ,  B32B2262/12 ,  B32B2305/20 ,  B32B2307/00 ,  B32B2307/51 ,  B32B2307/54 ,  B32B2310/028 ,  B32B2323/00 ,  B32B2555/02

Abstract: Disclosed herein is a multilayer laminate comprising a film comprising an ethylene-based elastomer; a first non-woven layer in contact with a first surface of the film; and a second non-woven layer in contact with a second surface of the film; wherein the second surface of the film is opposedly disposed to the first surface of the film; wherein at least one of the first non-woven layer or the second non-woven layer comprises a non-woven web; and wherein the non-woven web is formed from a bicomponent fiber having a first component comprising an polyethylene-based polymer and a second component comprising a polymer having a melting point that is higher than the polyethylene-based polymer, wherein at least a portion of a surface of the bicomponent fiber comprises the first component.

公开(公告)号：US20170326856A1

公开(公告)日：2017-11-16

申请号：US15522853

申请日：2015-07-29

Applicant: Dow Global Technologies LLC

Inventor： Vivek Kalihari ,  Jill M. Martin ,  Hyunwoo Kim ,  Meaghan M. Woodward ,  Nilesh R. Savargaonkar ,  Michael D. Read ,  Cristina Serrat ,  Ayush A. Bafna

IPC: B32B27/32 ,  B65D1/02 ,  B32B1/02 ,  B32B27/08

CPC classification number: B32B27/32 ,  B32B1/02 ,  B32B27/08 ,  B32B2250/24 ,  B32B2250/242 ,  B32B2307/538 ,  B32B2307/704 ,  B32B2307/72 ,  B32B2439/00 ,  B32B2439/60 ,  B32B2439/70 ,  B65D1/0215

Abstract: A container blow molded from a multilayer structure which comprises an inner product facing layer which comprises an ethylene-based polymer having a density equal to or less than 0.940 g/cc, a crystallinity of equal to or less than 62%, and Mz/Mn ratio equal to or less than 100, wherein the inner product facing layer has a small scale root mean square roughness of equal to or less than 40 nm and/or a large scale root mean square roughness of equal to or less than 500 nm is provided.

公开(公告)号：US20150360449A1

公开(公告)日：2015-12-17

申请号：US14737543

申请日：2015-06-12

Applicant: Dow Global Technologies LLC ,  DOW QUIMICA MEXICANA S.A. DE C.V.

Inventor： Fabricio Arteaga Larios ,  Jackie de Groot ,  Vivek Kalihari ,  Viraj K. Shah

IPC: B32B27/08 ,  B32B5/02 ,  B32B27/12 ,  B32B27/32

CPC classification number: A61F13/51462 ,  A61F13/15 ,  A61F13/5148 ,  A61F2013/51415 ,  A61F2013/51452 ,  A61F2013/51472 ,  B32B3/26 ,  B32B5/022 ,  B32B7/04 ,  B32B27/08 ,  B32B27/12 ,  B32B27/205 ,  B32B27/32 ,  B32B2250/246 ,  B32B2264/102 ,  B32B2264/104 ,  B32B2270/00 ,  B32B2307/102 ,  B32B2307/514 ,  B32B2307/558 ,  B32B2307/72 ,  B32B2307/724 ,  B32B2535/00 ,  B32B2555/00 ,  B32B2555/02 ,  Y10T428/2495 ,  Y10T428/31913 ,  Y10T442/678

Abstract: A multilayer film comprising a core layer and two skin layers, wherein the core layer is positioned between the two skin layers, wherein the core layer comprises a polyethylene polymer blend, the polyethylene polymer blend comprising at least 40%, by weight of the polyethylene polymer blend, of an ethylene-based polymer having a density of 0.900-0.935 g/cc and a melt index of 0.7-6 g/10 min, wherein the polyethylene polymer blend has an overall density of about 0.910-0.945 g/cc and a melt index of about 0.7-6 g/10 min, and wherein each skin layer independently comprises a propylene-based polymer.

Abstract translation: 一种多层膜，其包含芯层和两个表皮层，其中芯层位于两个表皮层之间，其中芯层包含聚乙烯聚合物共混物，聚乙烯聚合物共混物包含至少40重量％的聚乙烯聚合物 共混物，密度为0.900-0.935g / cc和熔体指数为0.7-6g / 10min的乙烯类聚合物，其中聚乙烯聚合物共混物的总密度为约0.910-0.945g / cc，和 熔体指数为约0.7-6g / 10min，并且其中每个表皮层独立地包含基于丙烯的聚合物。

公开(公告)号：US20140295173A1

公开(公告)日：2014-10-02

申请号：US14226872

申请日：2014-03-27

Applicant: Dow Global Technologies LLC

Inventor： Vivek Kalihari ,  John A. Roper, III

IPC: D21H19/64 ,  D21H19/38

CPC classification number: D21H19/64 ,  B32B5/16 ,  B32B2260/046 ,  D21H19/385 ,  D21H19/44 ,  D21H21/08 ,  Y10T428/264

Abstract: The present invention relates to a laminate comprising coated or uncoated paperboard coated with a film that comprises a polymeric binder, TiO2, and tetrapotassium pyrophosphate. Paper or paperboard coated with a film containing tetrapotassium pyrophosphate shows excellent optical properties.

Abstract translation: 本发明涉及一种包含涂覆有薄膜的涂布或未涂布纸板的层压板，该薄膜包含聚合物粘合剂，TiO 2和焦磷酸四钾。 涂有含有焦磷酸四钾的薄膜的纸或纸板显示出优异的光学性能。