Dow Global Technolgoies LLC

Rennisha R Wickham

Bharat Indu Chaudhary

Morgan Mark Hughes

Juan C Tuberquia

Philip P Fontaine

Colin Li Pi Shan

Xiaosong Wu

Ronald J Weeks

Edward O Madenjian

Gregory J Brennan

Jan Bazen

Colin LiPiShan

Shrikant Dhodapkar

Santosh S Bawiskar

Harold W Boone

Susan G Brown

Guang Ming Li

Qichun Wan

Mark T Jablonka

Gregory Earl Johnson

Miguel Alberto De Jesus Prieto

Ron Weeks

Gregory E Johnson

A tile comprising the following components: A) a first film formed from a first composition comprising the following: i) a functionalized olefin-based polymer comprising one or more chemical groups selected from the following: a) a carboxylic acid, and/or b) an anhydride, and, optionally, c) an amino or an amine; and ii) a functionalized styrenic block copolymer, comprising, in polymerized form, styrene, and ethylene and/or at least one alpha-olefin, and comprising one or more chemical groups selected from the following: a) a carboxylic acid, and/or b) an anhydride; and B) a substrate comprising at least one layer formed from a second composition comprising a propylene-based polymer; and wherein the first film covers at least one surface of the substrate.

Tile containing primer coated substrates with good adhesion

Crosslinkable polymeric compositions comprising (a) 10 to 99 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cmor less, (ii) a high-shear viscosity (V100) at 190&#xb0; C. and 10% strain of 1,200 Pa-s or less, and (iii) a shear thinning ratio (V0.1/V100) at 190&#xb0; C. and 10% strain of at least 8; and (b) 0 to less than 10 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.

Flexible crosslinked cable insulation and methods for making flexible crosslinked cable insulation

A process to form a first composition comprising a functionalized olefin-based polymer comprises: a) polymerizing a composition comprising an olefin to form a reaction product comprising an olefin-based polymer; b) subjecting at least a portion of the reaction product to at least one devolatilization to form a polymer-rich melt, wherein step b) occurs downstream from and in-line with step a); and c) reacting at least a portion of the polymer-rich melt with at least one functionalization agent and, optionally, at least one free-radical initiator to form the first composition, wherein step c) occurs downstream from and in-line with step b), wherein 'the viscosity of the functionalized olefin-based polymer (177&#xb0; C./350&#xb0; F.)' to 'the viscosity of the olefin-based polymer (177&#xb0; C./350&#xb0; F.)' is from 0.1 to 5.0.

Non-extrusion process for functionalization of low viscosity polyolefins

A composition comprising (A) from 10 wt % to 90 wt % of a polymeric ethylene ionomer; (B) from 10 wt % to 40 wt % of a propylene component including at least one propylene based polymer having a propylene content of at least 50.0 wt %, based on the total weight of the propylene based polymer, and a melt flow rate from 0.5 g/10 min to 200.0 g/10 min (according to ASTM D-1238 at 230&#xb0; C./2.16 kg); and (C) from 5 wt % to 20 wt % of a crystalline block composite.

Polyolefin blends including crystalline block composites for PVC-free wear layers

Crosslinkable polymeric compositions comprising: (a) a polymer blend comprising: (1) 10 to 94 weight percent, based on the total weight of the crosslinkable polymeric composition, of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cmor less, (ii) a melt index (I) at 190&#xb0; C. of greater than 0.2 g/10 minutes, and (iii) a shear thinning ratio (V0.1/V100) at 190&#xb0; C. and 10% strain of less than 8; and (2) 5 to 90 weight percent, based on the total weight of the crosslinkable polymeric composition, of a high-pressure polyethylene; and (b) 0 to less than 40 weight percent, based on the total weight of the crosslinkable polymeric composition, of a filler, where the ethylene-based interpolymer of component (a) is not prepared in a high-pressure reactor or process. Additionally, the polymer blend has the following properties: (i) a shear thinning ratio (V0.1/V100) at 190&#xb0; C. and 10% strain of at least 5, (ii) a high-shear viscosity (V100) at 190 C and 10% strain of less than 1,300 Pa&#xb7;s, (iii) a melt strength of at least 4 centiNewtons at 190&#xb0; C., and (iv) a flexural modulus, 2% secant, of less than 25,000 psi. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.

Crosslinkable polymeric compositions for flexible crosslinked cable insulation and methods for making flexible crosslinked cable insulation

Crosslinkable polymeric compositions comprising (a) 10 to 89 weight percent of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a high-shear viscosity (V100) at 190 C and 10% strain of 1,200 Pa&#xb7;s or less, (iii) a shear thinning ratio (V0.1/V100) at 190 C and 10% strain of at least 8, and (iv) a melt index (I) greater than 1 g/10 minutes; and (b) 10 to less than 90 weight percent of a filler, where the ethylene-based interpolymer is not prepared in a high-pressure reactor. Such crosslinkable polymeric compositions may be employed as insulation layers in flexible power cables.

Embodiments of this invention relate to a composition composed of at least (A) a propylene-based polymer, and (B) a filler dispersed within the propylene-based polymer, which can be used as a wear layer on a resilient flooring or other substrate, among other uses.

Polypropylene/inorganic particle blend composition for PVC-free wear layer in resilient flooring

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Freeport, TX, United States of America

Rennisha R Wickham