Polymerisation Processes Polymerisation Processes Polyethylene ...

Types of Polypropylene
• homopolymers
• random-copolymers
with ethylene (1-8 wt.-%)
mit 1-butene
terpolymers
• heterophasic copolymers
at least two-stage processes,
in which a second,
elastomeric phase is generated
Dr. Klaus-Dieter Hungenberg, BASF AG Ludwigshafen Vorlesung Polymerisationstechnik, Universität Paderborn, WS 07/08 Polymer processes
Spheripol Process
Spheripol process
a) Loop reactors; b) Primary cyclone; c) Copolymer fluidized bed; d) Secondary and copolymer cyclone;
e) Deactivation; f) Purging
1. Stage:
Matrix homopolymer in bulk
in loop-reactors
2. stage:
Impact-Copolymers in gas
phas polymerization
Dr. Klaus-Dieter Hungenberg, BASF AG Ludwigshafen Vorlesung Polymerisationstechnik, Universität Paderborn, WS 07/08 Polymer processes
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Polypropylene Processes – a variety
Slurry process in hydrocarbon slurry, tank or loop reactors
Novolen gas phase, vertical stirred powder bed
Innovene gas phase, horizontal stirred powder bed
Unipol fluidized bed
Spheripol slurry loop reactors ( + gas phase copolymer)
Mitsui slurry bulk + gas phase
Borstar liquid / scf proyplen (+gas phase copolymer)
MZCR gas phasem, multi zone circulating reactor
Cat, cocat.
C 3 , H 2 ,
1.Reactor
PP homopolymer
slurry
gas
Active
powder
C 3 , C 2 ,
2. Reactor
PP copolymer
gas
Extrusion
Dr. Klaus-Dieter Hungenberg, BASF AG Ludwigshafen Vorlesung Polymerisationstechnik, Universität Paderborn, WS 07/08 Polymer processes
BASF/ Novolen Gas Phase Process
BASF gas-phase Novolen process
a) Primary reactor; b) Copolymerizer; c) Compressors; d) Condensers; e) Liquid pump; f)
Filters; g) Primary cyclone; h) Deactivation/purge
Dr. Klaus-Dieter Hungenberg, BASF AG Ludwigshafen Vorlesung Polymerisationstechnik, Universität Paderborn, WS 07/08 Polymer processes
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