Sabic Global Technologies B.v.

Saudi Basic Industries Corporation

Maria Soliman

Priya Garg

Johannes Peter Antonius Martens

Ting Huang

Yang Fu

Robbert Duchateau

Anantharaman Dhanabalan

Henrica Norberta Alberta Maria Steenbakkers-Menting

Franciscus Elisabeth Jacobus Essers

Hongtao Shi

Ajay Kumar Taraiya

Anirban Ganguly

Kai Guo

Sadasivam Gopalakrishnan

Ji Zhou

Miloud Bouyahyi

Lidia Jasinska-Walc

Peter Neuteboom

Dake Shen

Jan Nicolaas Eddy Duchateau

Abderrahman Meddad

Franciscus Petrus Hermanus Schreurs

Christelle Marie Helene Grein

Peter Degenhart

Kathleen Ann Vandewiele

Jacobus Christinus Josephus Franciscus Tacx

Shaneesh Vadake Kulangara

Chaodong Jiang

Mark Johannes Boerakker

Sangita Nandi

Jing Guo

Deliani Lovera

Mark Pepels

Ronald Julianus Peter Schipper

Mohamed Ashraf Moideen

Mark Petrus Franciscus Pepels

Xiqiang Liu

Bart Van Den Esschert

Dong Wan

Renate Francisca Tandler

Ratnesh Khandelwal

Dongbo Xing

Robert Duchateau

Kummetha Raghunatha Reddy

Shengming Cui

Ling Fan

Ana Luisa Vaz

Johannes Henricus Theodorus Daalmans

Wesley Li

Yang Yang

Leonardus Joore

Frits Pieter Eduard Anton De Jong

Ron Reijntjens

Klaas Remerie

Mahari Tjahjadi

Prem Prakash Pathak

Shan Qin

Radha Kamalakaran

Anshita Sudarshan

Venkata Ramanarayanan Ganapathy Bhotla

M Priya Garg

Renate Tandler

Ramon Hubertus Anna Maria Meijers

Joseph Paulus Hubertus Boyens

The present invention related to a film comprising multiple co-extruded film layers, the film having a length and a width, and a thickness defined as the dimension of the film perpendicular to the plane defined by the length and the width, wherein the film is a bi-axially oriented film comprising at least a core layer A, having a first and a second surface, and one or two sealing layer(s) B, wherein the core layer A comprises a polypropylene, and wherein the sealing layer B comprises >50.0 wt % of a polyethylene comprising moieties derived from ethylene and moieties derived from an α-olefin comprising 4 to 10 carbon atoms, the polyethylene having a density of ≥870 and ≤920 kg/mas determined in accordance with ASTM D1505 (2010), with regard to the total weight of the sealing layer B, wherein the sealing layer B directly adheres to one of the first or second surface of the core layer A. Such film allows for the production of a sealed package having a sufficiently high sealing strength at reduced sealing temperatures, also referred to as the seal initiation temperature.

Biaxially oriented polypropylene film for heat sealing

The present invention relates to a film comprising at least one sealing layer wherein at least one layer A of the sealing layer(s) comprises a polyethylene comprising moieties derived from ethylene and moieties derived from an α-olefin comprising 4 to 10 carbon atoms, the polyethylene having a density of ≥870 and ≤920 kg/m3 as determined in accordance with ASTM D792 (2013), wherein the polyethylene has: x a fraction of material that is eluted in analytical temperature rising elution fractionation (a-TREF) at a temperature ≤30.0° C. of ≥5.0 wt %, preferably ≥10.0 wt %, with regard to the total weight of the polyethylene; x a shear storage modulus G' determined at a shear loss modulus G″=5000 Pa of >700 Pa, G′ and G″ being determined in accordance with ISO 6721-10 (2015) at 190° C.; x a melt mass-flow rate, determined at 190° C. under a load of 2.16 kg in accordance with ASTM D1238 (2013) of ≥2.60 and ≤4.90 g/10 min; and x a chemical composition distribution broadness (CCDB) of ≥15.0, preferably ≥20.0. Such film allows for sealing of the film at a reduced temperature, whilst still providing a desirable seal strength, and a desirable hot-tack strength.

Polyethylene film for heat sealing

A polyethylene composition having increased environmental stress crack resistance comprises a polymer blend of a multimodal high density polyethylene (HDPE) and an additive of at least one of a polycarbonate-siloxane copolymer, a polyethylene glycol (PEG) having an average molecular weight (Mw) of at least 2000, and a random block copolymer comprising two different saturated alkane blocks between two aromatic hydrocarbon blocks. The additive is present in the polymer blend in an amount of from 1 wt. % or less by weight of the polymer blend.

Polyethylene with additives for increased environmental stress crack resistance

A pipe- or tube-shaped article having an innermost layer, wherein the innermost layer has a thickness of 0.001 to 100 mm and comprises a polyolefin composition comprising a) a propylene-ethylene copolymer, wherein the amount of repeat units derived from ethylene is 1 to 20 wt % based on the weight of the propylene-ethylene copolymer and wherein the propylene-ethylene copolymer has a density of at most 0.9 g/cm3 as determined by ASTM D1505 and b) an olefin polymer selected from high-density polyethylene (HDPE), linear low density polyethylene (LLDPE), polypropylene (PP) and combinations thereof.

Pipe with high abrasion resistance

A polyethylene composition having increased environmental stress crack resistance (ESCR) is comprised of a polymer blend of a high density polyethylene (HDPE) and polyethylene glycol (PEG). The PEG is present in the polymer blend in an amount of from 0.5 wt. % to 15 wt. % by total weight of the polymer blend. The PEG may have an average molecular weight of from 2000 to 40,000. In a method of forming a polyethylene composition having increased ESCR, a HDPE is modified by combining the HDPE with PEG in a polymer blend, the PEG being present in an amount of from 0.5 wt. % to 15 wt. % by total weight of the polymer blend. The polymer blend can be formed into an article of manufacture, such as a bottle cap.

Polyethylene with polyethylene glycol with increased environmental stress crack resistance

Polymer blends, methods of making the polymer blends, and articles of manufacture that include the polymer blends are described. A polymer blend can include a high density polyethylene (HDPE) polymer and a random block copolymer. The random block copolymer can include two different saturated alkane blocks between aromatic blocks (e.g., two styrenic blocks).

Polyethylene compositions with improved environmental stress cracking resistance and methods of use

The invention relates to a process for producing a biaxially oriented pipe by a) forming a polyethylene composition into a tube, wherein the polyethylene composition comprises high density polyethylene (HDPE) and a second polyethylene selected from linear low density polyethylene (LLDPE), low density polyethylene (LDPE) and a combination of LLDPE and LDPE and b) stretching the tube of step a) in the axial direction and peripheral direction to obtain the biaxially oriented pipe.

Process for producing pipe by biaxial elongation

The invention relates to composition comprising (A) a propylene-based polymer, (B1) a first elastomer of ethylene and &#x3b1;-olefin comonomer having 4 to 10 carbon atoms, (B2) a second elastomer of ethylene and &#x3b1;-olefin comonomer having 4 to 10 carbon atoms and (C) an inorganic filler, wherein (B1) the first elastomer has a density of 0.850 to 0.890 g/cm3 and a melt flow index of 5 to 50 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190&#xb0; C., wherein (B2) the second elastomer has a density of 0.850 to 0.890 g/cm3 and a melt flow index of 0.55 to 4 dg/min measured in accordance with ASTM D1238 using a 2.16 kg weight and at a temperature of 190&#xb0; C., wherein the total amount of (B1) the first elastomer and (B2) the second elastomer is 2 to 30 wt % based on the total composition, wherein the amount of (C) the inorganic filler is 0.1 to 30 wt % based on the total composition.

Composition comprising heterophasic propylene copolymer

The invention relates to a bicycle frame made by injection molding pellets of a long glass fibre reinforced polypropylene composition having a core containing glass fibres and an impregnating agent and a sheath of polypropylene surrounding said core, wherein the pellets have an average length of at least 1 mm, the amount of the glass fibers is 10 to 70 wt % with respect to the composition and the polypropylene has a flexural modulus determined according to ASTM D790A of at least 1000 N/mm.

Bicycle frame

The invention relates to a composition comprising: (A) a propylene-based polymer which is a propylene homopolymer or a propylene copolymer consisting of at least 90 wt % of propylene monomer units and at most 10 wt % of ethylene monomer units and/or an &#x3b1;-olefin monomer units having 4 to 10 carbon atoms and (B) a copolymer of ethylene and &#x3b1;-olefin comonomer having 4 to 10 carbon atoms, wherein the elastomer has a density of 0.850 to 0.910 g/cmand a melt flow rate of 15 to 50 dg/min measured in accordance with IS01 133 using a 2.16 kg weight and at a temperature of 190&#xb0; C., wherein the amount of (A) the propylene-based polymer is 60 to 99 wt % and the amount of (B) the copolymer is 1 to 40 wt %, with respect to the total composition.

Polypropylene composition

The invention relates to a composition comprising (A) a propylene-based polymer, (B) an elastomer of ethylene and &#x3b1;-olefin comonomer having 4 to 10 carbon atoms and (C) an inorganic filler,

The present invention relates to a use or process for the reduction of gels in polyethylene materials comprising at least one ethylene copolymer with a density &#x2265;850 kg/m3 and &#x3c;905 kg/m3 wherein a polyethylene material is subjected to melt processing in the presence of a free radical initiator composition characterized in that the free radical initiator composition may for example be added in quantities &#x2264;0.050 wt. % compared to the total weight of the polyethylene material, wherein further the melt processing is performed in a melt processing unit, wherein the free radical initiator composition is dosed to the melt processing unit in a stage where the polyethylene material is in a molten condition and melt processing is conducted at a temperature of &#x2265;160&#xb0; C. and &#x2264;240&#xb0; C.

Use of a free radical initiator composition for the production of polyethylene materials having a reduced gel content

The present invention relates to biaxially stretched article obtained by stretching a thermoplastic composition in a machine direction and a transverse direction at elevated temperature, said thermoplastic composition comprising: &#x2014;a polyolefin phase containing at least one polyolefin, &#x2014;a starch phase containing thermoplastic starch, &#x2014;at least one compatibilizer selected from the group consisting of ethylene vinyl alcohol copolymers, block saponified polyvinyl acetate and random terpolymers of ethylene, butylacrylate and maleic anhydride, wherein the total of the at least one polyolefin, the thermoplastic starch and the at least one compatibilizer is more than 80 wt % of the weight of the thermoplastic composition and wherein the article has a layered morphology with alternating layers of starch phase and polyolefin phase, said layers of starch phase and polyolefin phase extending in machine direction and transverse direction.

Bi-axially stretched article and silage film

The present invention relates to a composition comprising polypropylene, polyethylene and a compatibiliser, wherein said compatibiliser is a block copolymer comprising a polypropylene block and a polyester block, said polyester being a non-aromatic polyester and having an average M/E ratio of at least 10, wherein M is the number of backbone carbon atoms in the polyester not including the carbonyl carbons and E is the number of ester groups in the polyester.

Polyester block compatibilizer for polyethylene polypropylene blends

The invention is directed to a polypropylene composition comprising (A) a propylene-based polymer, (B) talc and (C) a functionalized polypropylene grafted with an acid or acid anhydride functional group, wherein components (A) and (C) are different, wherein the amount of the talc in the composition is 0.025-4 wt % of the total composition and the amount of the functionalized polypropylene is 0.005-0.75 wt % of the total composition.

Polypropylene composition comprising nucleating agent

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Geleen, Netherlands

Maria Soliman