Overcoming the limits of materials: Thermoplastic adhesive...
Transcript of Overcoming the limits of materials: Thermoplastic adhesive...
Overcoming the limits of materials: Thermoplasticadhesive films as smart coupling agents betweenmetals and plastics
Christian Vogler
Film Characteristics
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– Multilayer – the best possible adhesive film for every substrate
– High green strength
– No harmful substances
– No solvents
– High degree of automation possible
– No equipment cleaning
– No shelf life problems
– Films on backing materials possible
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Co-polyolefins (PP, PE, EVA)
Co-polyamide (CoPA)
Co-polyester (CoPET)
Thermoplastic polyurethane(aromatic - aliphatic, ester and ether types)
Polymer Groups
Film Manufacturing Process: Blow Extrusion
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coolingzone
air
Blow Extrusion - Multilayer Films
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Up to five defined layers
Circular nozzle
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Slot-Die Extrusion
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Metal-Polymer-Combination
Metal
Polymer
Bonding layer metalAdhesive layerBarrierAdhesive layerBonding layer polymer
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Prelamination of Metal Coil
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Calender process:Film laminationon a coil
(Release)
Metal
Ad. film
Laminate
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Metal sheet
(Release)
nolax-film
T[°C]
s[mm]
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Flat bed laminatingprocess foraluminum/steel sheets
Prelamination of Metal Sheet
Forming of Prelaminated Metal
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Rear Injection Process
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Insert
InjectionMolding
Eject
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Material Combinations
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Polymer:
- ABS/PC GF 10-30%- PA 6.6 GF 30-50%- PBT GF 20-40%- PP (L)GF 30-60%- PMMA - …
Metal:
- Stainless Steel- Steel- Aluminum
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Applications
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Automotive Consumer Industry
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Outlook – Lightweight Structures
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Thank you for your attention!
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