Dow Global Technolgoies LLC

Union Carbide Chemicals & Plastics Technology Corporation

Other

Rohm and Haas Company

Union Carbide Corporation

Dow Silicones Corporation

Rohm & Haas Electronic Materials LLC

Mohamed Esseghir

Jeffrey Morris Cogen

Gangwei Sun

Chester J Kmiec

Saurav S Sengupta

Karl M Seven

Wenyi Huang

Bharat Indu Chaudhary

Rajen M Patel

Haiyang Yu

Hongyu Chen

William J Harris

Gary Robert Marchand

Yonghua Gong

Yi Jin

Yabin Sun

Peng Gao

Robert F Eaton

Shaofu Wu

Robert L McGee

Saurav Sengupta

Thomas J Parsons

Selim Yalvac

Yushan Hu

John Klier

Jinder Jow

Yi Zhang

Chao He

Lin Fu

Cheng Chen

Brad C Bailey

Suh Joon Han

Martin William Bayes

Mark T Bernius

Gary R Marchand

Yunfeng Yang

Joseph Dooley

Yichi Zhang

John A Naumovitz

Christopher J Siler

Manish Talreja

Hong Yang

Neil W Dunchus

Alexander Williamson

Weiming Ma

Andrew T Heitsch

Xiaodong Zhang

Mladen Ladika

Scott T Burr

Paul J Brigandi

John D Weaver

Parvinder Singh Walia

Xianmin Xu

Yanli Huo

Anny L Flory

Michael H Mazor

Saswati Pujari

Patrick Chang Dong Lee

Suzanne M Guerra

Stacey A Saba

Lei Ying

Michael B Biscoglio

Anurima Singh

Amit K Chaudhary

Brayden E Glad

Jeffrey D Wenzel

Jianxin Zhang

Mark T Jablonka

Qian Gou

Alex Kharazi

Scott R Kaleyta

Yimsan Gau

Michael Q Tran

Robert E Wrisley

Youjun Wu

Jiawen Xiong

John N Naumovitz

Buo Chen

Zhe Du

David P Wright

Renhua Fan

Caroline M Grand

Franklin J Flavin

Bret P Neese

Andrew Hilmer

Lingfeng Yu

Sean Gerard Duffy

John Francis Wojdyla

Thomas Shiaw-Tong Lin

Salvatore F Shurott

Martin W Bayes

Arne Ulbrich

Joseph Mehalick

Wenke Miao

Buu-Dang Nguyen

Xiaoxing Miao

Nicholas J Horstman

William C Francis, Jr

A polymeric composition includes (i) a copolymer of ethylene and an alpha olefin comonomer, the copolymer having a density of 0.945 g/cc to 0.960 g/cc, (ii) an ethylene-based polymer, and (iii) polyethylene glycol. The combination of (i) and (ii) has a High Mw Comonomer Content of 3.2 wt % or greater based on a total weight of the combined (i) and (ii) over the weight average molecular weight range of 10g/mol to 10g/mol as measured by GPC, wherein 15 wt % or greater of the total weight of the polymeric composition is the combined (i) and (ii) having a molecular weight in the range of 10g/mol to 10g/mol as measured by GPC, wherein the polymeric composition has a Relevant Comonomer Content of 0.6 wt % or greater and wherein the polymeric composition has a density of 0.945 g/cc or greater as measured according to ASTM D792.

Enhanced aging and reduced shrinkback polymeric composition

A method includes steps of (a) blending a polymeric composition, including: (i) 5 wt % to 45 wt % of a silanol-functionalized polyolefin based on a total weight of the polymeric composition; (ii) 55 wt % to 90 wt % of a polybutylene terephthalate based on a total weight of the polymeric composition having a melt flow index from 21 g/10 min. to 35 g/10 min. at 250° C. and 2.16 kg; (iii) a condensation catalyst; and (iv) 0.5 wt % to 10 wt % of hydroxy terminated poly(dimethylsiloxane) based on a total weight of the polymeric composition; and (b) extruding the polymeric composition.

Polymeric compositions for optical fiber cable components

Chemical foaming agents having p-toluenesulfonyl groups. Processes for preparing foamed polyolefin compositions using chemical foaming agents having p-toluenesulfonyl groups. Articles of manufacture containing formed polyolefins prepared using chemical foaming agents having p-toluenesulfonyl groups.

Chemical foaming agents containing tosyl groups

A polymeric composition includes (a) 1 wt % to 45 wt % of an ethylene-based polymer; (b) 50 wt % to 90 wt % of a polybutylene terephthalate having a melt flow index from 21 g/10 min. to 35 g/10 min at 250 C and 2.16 Kg; and (c) 3.5 wt % to 10 wt % of a compatibilizer comprising a maleated ethylene-based polymer and ethylene n-butylacrylate glycidyl methacrylate.

Compatibilized polymeric compositions for optical fiber cable components

The present disclosure provides a crosslinked polymeric composition. The crosslinked polymeric composition contains (A) a silane functionalized ethylene-based polymer and (B) inorganic hollow microspheres having (i) a Dparticle size from 10 μm to 100 μm, (ii) a crush strength from 17 MPa to 140 MPa, and (iii) a density from 0.10 g/cc to 0.40 g/cc. The crosslinked polymeric composition has a tensile strength from 11 MPa to 40 MPa and a tensile elongation from 12% to 100%.

Crosslinked polymeric composition and coated conductor

The present disclosure provides a pellet. In an embodiment, the pellet includes a body having a first end and an opposing second end. The body is composed of a polymeric material. The body has a length and a diameter (body diameter). A channel having a diameter (channel diameter), extends through the body from the first end to the second end. The pellet has a channel diameter-to-body diameter ratio from 0.05 to 0.45. The present disclosure also provides a process for soaking the pellet in a liquid additive and forming a loaded pellet with the additive in the pellet body.

Hollow pellets and methods of soaking

Coated conductors having a conductor at least partially surrounded by a polymeric composition. The polymeric composition contains a broad-molecular-weight-distribution high-density ethylene-based polymer and a narrow-molecular-weight-distribution linear-low-density ethylene-based polymer, and has a density of at least 0.95 g/cm. Also disclosed are processes for preparing the polymeric composition and for making the coated conductors. Further disclosed are articles of manufacture containing the same.

Polymeric compounds for cable coatings and processes for producing same

The present disclosure provides a composition. The composition includes (A) an ethylene-based polymer and (B) from 5 wt % to 15 wt % of a metal hydroxide component, based on the total weight of the composition. The metal hydroxide component includes a metal hydroxide having an aspect ratio greater than, or equal to, 10. The composition has a thermal conductivity greater than 0.52 W m−K−and a density less than, or equal to 1.02 g/cc. The present disclosure also provides a coated conductor including a non-metal conductor and a coating on the conductor, the coating containing the composition.

Coated conductor

A method of making a homogeneous mixture of polyolefin solids and carbon solids without melting the polyolefin solids during the making. The method comprises applying acoustic energy at a frequency of from 20 to 100 hertz to a heterogeneous mixture comprising the polyolefin solids and the carbon solids for a period of time sufficient to substantially intermix the polyolefin solids and the carbon solids together while maintaining temperature of the heterogeneous mixture below the melting temperature of the polyolefin solids, thereby making the homogeneous mixture without melting the polyolefin solids.

Method of making a homogeneous mixture of polyolefin solids and carbon solids

The present disclosure provides a coated conductor. The coated conductor includes a conductor and an outermost coating on the conductor. The coating includes (A) an ethylene-based polymer having an I21/I2 ratio from 20 to 50; and (B) a propylene/ethylene copolymer having a Mw/Mn from 2.0 to 3.5. The coating has a surface roughness from 20 μ-inch to 100 μ-inch.

The present disclosure provides a composition. In an embodiment, the composition includes a pest repellent, a barrier polymer, and an ethylene-based polymer. The barrier polymer has a melt temperature, Tm, from 175° C. to less than 270° C. The barrier polymer is selected from the group consisting of one or more polyamides, one or more polyesters, and combinations thereof. Also disclosed is an irrigation tube having an annular wall. The annular wall is composed of the present composition.

Pest-resistant irrigation tube

A polymeric composition includes an ethylene-based polymer, one or more of an ionomer and an acid copolymer, a flame-retardant filler, and a maleic anhydride functionalized polyolefin. The polymeric composition has an MAH Product of 3 or greater.

Flame retardant polymeric compositions

A melt blended composition comprising, in weight percent (wt %) based upon the weight of the composition: (A) 55 to 94.99 wt % of a thermoplastic polymer, (B) 5 to 44.99 wt % of a moisture curable polymer, and (C) 0.01 to 5 wt % of a moisture condensation catalyst exhibits enhanced rheological and mechanical properties as compared to a composition alike in all aspects save for the presence of a moisture curable polymer.

Non-foam polyolefin compositions for wire and cable coating

Polymeric compositions comprising a polybutylene terephthalate; a low-density polyolefin selected from a low-density polyethylene, a polyolefin elastomer, or combinations thereof; and a maleated ethylene-based polymer. Optical cable components fabricated from the polymeric composition. Optionally, the polymeric composition can further comprise one or more additives, such as a filler. The optical fiber cable components can be selected from buffer tubes, core tubes, and slotted core tubes, among others.

A filling composition comprises (A) a mineral oil having a kinematic viscosity from 80 cSt to 100 cSt at 40&#xb0; C.; (B) a styrene-ethylene/propylene diblock copolymer; and (C1) a propylene/ethylene copolymer having a weight average molecular weight (M) from 5,000 to 200,000 or (C2) an ethylene/propylene copolymer having a weight average molecular weight (M) from 5,000 to 200,000. The filling composition is used as a filling composition in a buffer tube.

Filling composition for optical fiber cables

Growing community of inventors

Collegeville, PA, United States of America

Mohamed Esseghir