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Equipment - Polymer Reaction Engineering

Chemistry @ JKU - Equipment

High pressure laboratory JKU Linz
Institute for Chemical Technology of Organic Materials


Laboratory for olefin polymerization

The laboratory has been installed in cooperation with Prof. Günter Weickert from PRT GmbH in the years 2010/2011.
Since 2011 we are able operate one of the most accurate polymerization laboratory of the world.

Olefin Polymerization

• Polymerization kinetics under industrial conditions (max 60 bars, max 130 °C).

• Kinetic measurement of different heterogeneous catalysts (Ziegler Natta) and homogeneous metallocene catalysts. (SSC)

• Kinetic measurements of homo-polymerization (ethene and propylene) in slurry, gas phase and continuatives third.

• Kinetics of co-polymerization (r-parameter) with different alpha olefins in slurry and gas phase

• Particle grow studies with micro reactor system

• Tailor made polymers on demand

• Constant improvement of the equipment



Polymer characterization

• Determination of UHMWPE via Intrinsic Viscosity

• DSC analysis

• High Temperature SEC

• IR analysis of co-polymers

• SEM/REM measurements in cooperation with ZONA

• Application properties in cooperation with IPMT

Gas Purification Unit
Ultra clean raw materials

• Pressure: 70 bar max
• Temperature: 250 °C
• Ethene
• Propene
• Propane
• Heptane
• Hydrogen
• Nitrogen

 

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Adiabatic Batch Reactor System
Polymerization Reactor

• 5 l Büchi Reactor
• Pressure: 60 bar max
• Temperature: 110 °C max
• Polymerization Kinetics
• Homo- & Copolymerisation on demand
• Multi-stage polymrization
• Max polymer mass: 220 – 300 g
• Application properties possible

 

Pneumatic syringe injection system :

• Oxygen free transfer of catalysts and co-catalysts
• multiple injection during polymerization reaction

Dynamic electrical compensation heating system:

• measurement of polymerization heat
• accuracy of heat control +/-0.1 °C
  
Pressure accuracy +/-0.01 bar controlled by MFC

 

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High throughput adiabatic Batch Reactor System
Polymerization Reactor

• 0,5 l Büchi Reactor
• Pressure: 60 bar max
• Temperature: 120 °C max

• Max: 20 g polymer

Polymerization Kinetics:

• Co-polymerization / alpha olefins r-parameter measurements

Pneumatic syringe injection system :

• Oxygen free transfer of catalysts and co-catalysts
• multiple injection during polymerization reaction

High throughput system:
• Up to six experiments per day

 

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Micro Reactor for gas phase polymerization
Polymerization Reactor

• 6 ml Micro Reactor
• Pressure: 20 bar max
• Temperature: 80 °C max

• Particle growth studies

• Morphology studies

• NIR camera for polymerization heat measurements

• Video analysis

 

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Braun Glove Box

• Catalyst Preparation
• Cambridge Sensotec H2O , O2 Sensor

 

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High pressure laboratory JKU Linz
High pressure reactors

High Pressure Extraction Unit
Supercritical Carbon Dioxide Extraction

• Extraction unit: 0,7 l
• Pressure: 1000 bar max
• Temperature: 220 °C max

• Condensation unit: 0,7 l
• Pressure: 100 bar max
• Temperature: 220 °C max

 

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Büchi batch reactor

• Volume: 0,7 l or 2 l
• Pressure: 100 bar max
• Temperature: 250 °C max
• Silicon oil heating unit

 

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Andreas Hofer batch reactor

• Volume: 1 l
• Pressure: 325 bar max
• Temperature: 350 °C max
• Electrical heating unit

Different size of reactors available on demand

• Volume: 5 l
• Volume: 2.5l
• Pressure: 325 bar max
• Temperature: 350 °C max
• Electrical heating unit

 

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Andreas Hofer tube reactors

• Volume: 0,5 l (2,5 x 75 cm)
• Pressure: 350 bar max
• Temperature: 400 °C max

• Temperature: 500 °C max (with lower pressures)

• Electrical feed preheating unit and reactor heating unit
• Water cooling system for the products gas/liquid separator
• Continous gas phase reactions
• Heterogeneous catalysis

 

• Volume: 2x 0,5 l (2,5 x 75 cm)
• Pressure: 350 bar max
• Temperature: 400 °C max
• Electrical feed preheating unit
• And reactor heating unit

• Water cooling system for the products gas/liquid separator


• Continuous gas phase reactions Heterogeneous catalysis

• Connection of reactors in series possible for different reaction conditions with different catalysts

 

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