Dow Global Technolgoies LLC

Rohm and Haas Company

Pbbpolisur S.r.l.

Other

Dow Quimica De Colombia S.a.

Dow Brasil IndÚstria E ComÉrcio De Produtos QuÍmicos Ltda

Dow Brasil S.a.

Dow Global Technologies LLC and Dow Brasil S.a.

Dow Brasil Sudeste Industrial Ltda

Dow Brazil S.a.

Nicolas Cardoso Mazzola

Jorge Caminero Gomes

Mehmet Demirors

João Gargalaka, Jr

Teresa Plumley Karjala

Juan Carlos Casarrubias

Gianna Buaszczyk

Marcelo Delmar Cantu

Sanjib Biswas

Rosana Rosa

Mridula Babli Kapur

Marc S Black

Wenyi Huang

Matthew J Turpin

Bruno Rufato Pereira

Harpreet Singh

Didem Oner-Deliormanli

Sam L Crabtree

Douglas S Ginger

Liangkai Ma

Claudia Hernandez

Joshua B Gaubert

Kevin K Miyake

Maria Isabel Arroyo Villan

Mark Mirgon

Mark O Labonville

Kurt Brunner

Mateus Batista Torres Cipro

João Gargalaka

Matthew J Heath

Cory M Saylor

Leigh Anne A VanSumeren

Silvina Vanesa D'Agosto

Sean W Ewart

David T Gillespie

Jeffrey E Bonekamp

Lori L Kardos

Mai Chen

Jozef Van Dun

Barry Alan Morris

Jie Wu

Mustafa Bilgen

Jose Eduardo Ruiz

Michael D Turner

Laura J Dietsche

Jacquelyn A Degroot

Narayan Ramesh

Thomas J Parsons

Vivek Kalihari

Carmelo Declet Perez

Felipe Martinez Barreneche

Maria Pollard

Jeffrey D Wenzel

Kurt A Koppi

Angels Domenech

Scott R Kaleyta

Robert E Wrisley

Jorge Mario Rodriguez Camelo

Justice Alaboson

Sydney E Hansen

Jie Feng

Hyunwoo Kim

Davidson Lütkenhaus

Chuan Yar Lai

Jozef Ji Van Dun

Francis O Olajide, Jr

Mateus Cipro

Bruno Cesar De Moraes Barbosa

Marlos Guintini De Oliveira

Marcela E Laporta

Kleber Brunelli

Marcus-Vinicius Trombim Kerekes

Felipe D Barbosa

Mariana D Mancini

Michael A Terrasa

Felipe Dantas Barbosa

Rafaela De Foggi Carioli

Larry Jopko

Zhongbi Chen

Maria Laura Perez Muñoz

Eduardo Baldini

Joao Gargalaka

Silvina Vanesa D'AGOSTO

Jr Francis O Olajide

João Gargalaka JÚNIOR

Maria Laura Perez MUÑOZ

Thais Regina Ribeiro Cesario

Davidson Lutkenhaus

Jozef JI Van Dun

Leigh Anne VanSumeren

Mark H Mirgon

Jacquelyn A DeGroot

Embodiments of polyethylene formulations and articles comprising polyethylene formulations are disclosed. The polyethylene formulation may include from 45 wt. % to 90 wt. % of an MDPE having a density of from 0.930 g/cc to 0.950 g/cc and a melt index (I) from 0.05 g/10 min to 0.5 g/10 min; from 10 wt. % to 50 wt. % of a polyethylene composition having a density from 0.910 g/cc to 0.936 g/cc and a melt index (I) from 0.7 g/10 min to 1.0 g/10 min; and from 0.5 wt. % to 5% of a masterbatch composition. The polyethylene composition may comprise a first polyethylene fraction area in a temperature range of 45° C. to 87° C. of an elution profile via improved comonomer composition distribution (iCCD) analysis method and a second polyethylene fraction area in a temperature range of 95° C. to 120° C. of an elution profile via iCCD.

Polymer formulations and irrigation tubing including polymer formulations

A slitting machine () includes a laminated film unwinding apparatus (), a release liner recovery apparatus (), a cutting apparatus (), and a plurality of polymer substrate strip rewinding apparatuses (). The laminated film unwinding apparatus () is operable to unwind a roll of laminated film () comprising at least a polymer substrate () and a release liner (). The release liner recovery apparatus () is operable to wind the release liner () that is released from the polymer substrate (). The cutting apparatus () is operable to cut at least the polymer substrate () along a machine direction to divide the polymer substrate into strips. The plurality of polymer substrate strip rewinding apparatuses () are operable to wind one or more strips of the polymer substrate () onto one or more rolls (). The slitting machine () is operable to carry out a method for forming rolls () of coated films ().

Slitting machines and methods for forming rolls of coated films therewith

The present disclosure provides a flexible multilayer film. The flexible multilayer film includes at least three layers. One of the layers is a seal layer and one of the layers is a barrier layer. The seal layer is an ionomer. The backing layer is in direct contact with the seal layer. The backing layer is an ethylene/α-olefin multi-block copolymer.

Flexible multilayer film

According to one or more embodiments of the present disclosure, a coated film may be made by a process that may include applying an uncured polyurethane precursor between a polyolefin film and a release liner such that a first surface of the release liner is in contact with the uncured polyurethane precursor, curing the uncured polyurethane precursor to form a cured polyurethane layer positioned between the polyolefin film and the release liner, and removing the release liner to form the coated film comprising the polyolefin film and the cured polyurethane layer. The first surface of the release liner may have an optical finish. The curing may impart an optical finish to the cured polyurethane layer substantially similar to the optical finish of the first surface of the release liner.

Processes for making coated films and solventless polyurethane precursors that may be used to make coated films

Embodiments of the present disclosure are directed to multilayer films. Embodiments of the multilayer films may include a first layer comprising a polyethylene composition having a density of 0.924 g/cmto 0.936 g/cmand a melt index (I) of 0.25 g/10 minutes to 2.0 g/10 minutes, a second layer comprising a first polyolefin, a third layer comprising a second polyolefin. The first layer may be positioned between the second layer and the third layer. The first polyolefin and the second polyolefin may be the same or different.

Multilayer films having at least three layers and methods of producing the same

The present disclosure provides for a heat-shrinkable, biaxially stretched, multilayer thermoplastic film that includes at least a puncture resistant layer. The puncture resistant layer is formed with a polyethylene based plastomer having a density of 0.890 g/cmto 0.910 g/cmas measured in accordance with ASTM D-792, and a melt index (MI) as measured by ASTM D-1238 at 190° C./2.16 kg from 0.20 g/10 minutes to 1.5 g/10 minutes. The polyethylene based plastomer has a logMof an upper 25% of a GPC quadrant having a value of 5.1 to 5.7, an intermediate molecular weight distribution (Mw/Mn) of 2.5 to 3, a Mz/Mw value of 2 to 2.5, a Comonomer Distribution Constant value from 60 to 400 and a single SCBD peak between 40-85° C. with a mass fraction of less than 3% above 85° C. as determined by CEF, and a ZSVR value from 1.0 to 5.5. The multilayer thermoplastic film is biaxially stretched at a temperature of 60° C. to 120° C. with a blow-up ratio from 2:1 to 10:1.

Multilayer thermoplastic film with improved puncture resistance performance

Embodiments of the present disclosure are directed to multilayer films. Embodiments of the multilayer films may include a first layer comprising a first polyolefin, a second layer comprising a second polyolefin, a third layer comprising a third polyolefin, fourth layer comprising a fourth polyolefin, and a fifth layer comprising a fifth polyolefin. The second layer may be positioned between the first layer and the third layer; the third layer may be positioned between the second layer and the fourth layer; and the fourth layer may be positioned between the third layer and the fifth layer. Two or more of the first polyolefin, second polyolefin, third polyolefin, and fourth polyolefin may be the same or different. The third polyolefin may be a polyethylene composition having a density of 0.924 g/cmto 0.936 g/cmand a melt index (I) of 0.25 g/10 minutes to 2.0 g/10 minutes.

Multilayer films that include at least five layers and methods of producing the same

Embodiments of the present disclosure are directed to printing systems and methods that may include an ink composition including electrically charged ink particles dispersed in a hydrocarbon liquid and a multilayer film. The multilayer film may include a polymeric core layer; and one or more printing layers adjacent to the polymeric core layer. The one or more printing layers may include at least 50 wt. % of an ethylene vinyl acetate copolymer having acid and acrylate functional groups. The ethylene vinyl acetate copolymer having acid and acrylate functional groups may include from 0.5 wt. % to 4 wt. % methacrylic or acrylic acid; from 0.5 wt. % to 4 wt. % acrylate, from 7 wt. % to 40 wt. % vinyl acetate; and the balance ethylene, based on the total weight of the ethylene vinyl acetate copolymer having acid and acrylate functional groups.

Printing systems and methods including multilayer films

Embodiments of the present disclosure are directed to multilayer structures. The multilayer structures may include a first layer and a barrier layer. The first layer may include, based on the total weight of the first layer, from 90 wt. % to 99.5 wt. % of an ethylene/alpha-olefin interpolymer having a density of from 0.945 g/cc to 0.970 g/cc and from 0.5 wt. % to 10 wt. % of a compatibilizer. The compatibilizer may include an anhydride and/or carboxylic acid functionalized ethylene/alpha-olefin elastomer having a density of from 0.850 g/cc to 0.910 g/cc and a melt viscosity of greater than 200,000 cP, when measured at 177 C.

Multilayer structures having improved recyclability

The present invention provides coated films and packages formed from such films. In one aspect, a partially coated film comprises (a) a film having two outer surfaces, wherein a first outer surface is provided by a film layer that comprises from 70 to 100 percent by weight of a polyolefin having a density of 0.860 to 0.965 g/cm; and (b) a coating on the first outer surface of the film comprising polyurethane, wherein the coating covers less than 25% of the surface area of the first outer surface of the film and wherein the coated portion of the film exhibits an Elmendorf tear in at least one of the machine direction or cross direction that is at least 20% less than the Elmendorf tear of the uncoated portion in the same direction, with the Elmendorf tear being measured in accordance with ASTM D1922.

Partially coated films and packages formed from same

The present disclosure provides a multilayer film containing at least three layers, including (A) a core layer containing a high density polyethylene (HDPE) having a density from 0.940 g/cc to 0.980 g/cc; and (B) skin layers on opposite sides of the core layer. Each skin layer includes (i) a propylene/ethylene copolymer with from greater than 0 wt % to 5 wt % units derived from ethylene comonomer; (ii) from 3,000 to 3,500 ppm of a slip agent; and (iii) from 4,000 to 10,000 ppm of an antiblock agent.

Multilayer films containing a slip agent

Disclosed herein is a dispensable container comprising a container for a fluid; and a fitting for discharging the fluid from the container; wherein the dispensable container is monolithic and where the container and the fitting contact each other seamlessly; and wherein the fitting comprises a conduit that has a higher aspect ratio than the container.

Package design for dosing systems and methods of manufacture thereof

Embodiments of thermoformed monolayer or multilayer films are provided, wherein the thermoformed monolayer multilayer films comprise a first composition comprising at least one ethylene-based polymer, wherein the first composition comprises a Molecular Weighted Comonomer Distribution Index (MWCDI) value greater than 0.9, and a melt index ratio (I/I) that meets the following equation: I/I&#x2265;7.0&#x2212;1.2&#xd7;log (I).

Thermoformed film compositions with enhanced toughness after thermoforming processes

Embodiments of the present disclosure are directed to multilayer films, which provide matte appearance and low heat seal initiation temperature after corona treatment. The multilayer films include at least one matte layer comprising ethylene-based polymer and propylene-ethylene copolymer.

Polyolefin based films with matte surface and improved sealing performance

Disclosed herein is a film comprising a layer that comprises a polyethylene composition comprising the reaction product of ethylene and optionally one or more alpha-olefin comonomers, wherein said polyethylene composition is characterized by the following properties: a melt index, I, measured according to ASTM D1238 (2.16 kg, 190 C), of from 0.5 to 10 g/10 min; a density (measured according to ASTM D792) of less than 0.935 g/cm; a melt flow ratio, I/I, wherein Iis measured according to ASTM D1238 (10 kg, 190 C) of from 6.0 to 7.5; a molecular weight distribution (Mw/Mn) of from 2.8 to 3.9; and a vinyl unsaturation of greater than 0.12 vinyls per one thousand carbon atoms, and a low density polyethylene.

Films having desirable mechanical properties and articles made therefrom

Growing community of inventors

Jundiai, Brazil

Nicolas Cardoso Mazzola