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Enhanced Bimodal PE makes the impossible …
1 Borouge reference line 2006 2006 Borouge Pte LtdEnhanced Bimodal PE makes the impossible possibleSteven SheuBorouge Pte 2006, Shanghai2 Borouge reference line 2006 2006 Borouge PteLtdH:TAPPIConfChinaBorstarBorstarTech nologyTechnology Dual reactor, Bimodal process Broad molecular weight distribution Combines good processability and good mechanical strength Tailored comonomeraddition Low taste & odour Improved low temperature properties Wide range of MFR and densities be avoided2 Necessary to bring down pro-cessing forces (extrusion) and to protect fraction (4) from being degraded. To avoid melt fracture (poor surface properties). This fraction is, however, mechani-cally weak and has to be rein-forced by (4). to get high enough tie chain concentrations for toughness and melt strength and modify rheological behaviour of the polymer , Odour, Smoke, MigrationBimodalConventionalProcessabili ty lubricantMechanical strengthtie moleculesProcessability, melt strength, swell, orientation developmentMolecular weight1234 53 Borouge reference line 2006 2006 Borouge PteLtdH:TAPPIConfChinaWhat is Different?
1 Borouge reference line 2006 © 2006 Borouge Pte Ltd Enhanced Bimodal PE makes the impossible possible Steven Sheu Borouge Pte Ltd. Oct. 2006, Shanghai
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