|
gptkbp:instanceOf
|
gptkb:plastic
polymer
|
|
gptkbp:alternativeTo
|
gptkb:newspaper
gptkb:plastic
bioplastics
|
|
gptkbp:biodegradable
|
non-biodegradable
|
|
gptkbp:brand
|
gptkb:Styrofoam
|
|
gptkbp:canBeFoamed
|
yes
|
|
gptkbp:CASNumber
|
9003-53-6
|
|
gptkbp:chemicalFormula
|
(C8H8)n
|
|
gptkbp:color
|
transparent
|
|
gptkbp:decaysTo
|
carbon dioxide
carbon monoxide
styrene monomer
|
|
gptkbp:degradedBy
|
UV light
oxidation
|
|
gptkbp:density
|
1.05 g/cm³
|
|
gptkbp:discoveredBy
|
gptkb:Eduard_Simon
|
|
gptkbp:discoveredIn
|
1839
|
|
gptkbp:electricalInsulator
|
yes
|
|
gptkbp:environmentalImpact
|
marine pollution
microplastics
|
|
gptkbp:flammability
|
high
|
|
gptkbp:glassTransitionTemperature
|
100 °C
|
|
gptkbp:hardness
|
brittle
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
polystyrene
|
|
gptkbp:mainProducer
|
gptkb:Dow_Chemical_Company
gptkb:BASF
gptkb:INEOS_Styrolution
|
|
gptkbp:market
|
food service
construction
consumer goods
|
|
gptkbp:meltingPoint
|
240 °C
|
|
gptkbp:monomer
|
gptkb:styrene
|
|
gptkbp:notableFor
|
gptkb:expanded_polystyrene_(EPS)
gptkb:extruded_polystyrene_(XPS)
|
|
gptkbp:productionMethod
|
free radical polymerization
|
|
gptkbp:recyclingCode
|
6
|
|
gptkbp:riskFactor
|
flammable
may release toxic fumes when burned
|
|
gptkbp:solubility
|
insoluble
|
|
gptkbp:structure
|
amorphous
|
|
gptkbp:thermalConductivity
|
low
|
|
gptkbp:toxicity
|
low under normal use
|
|
gptkbp:uses
|
insulation
packaging
CD cases
disposable cutlery
foam cups
|
|
gptkbp:bfsParent
|
gptkb:IG_Farben
gptkb:Macromolecules
|
|
gptkbp:bfsLayer
|
5
|