"പോളി സ്റ്റൈറീൻ" എന്ന താളിന്റെ പതിപ്പുകൾ തമ്മിലുള്ള വ്യത്യാസം

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{{prettyurl|Polystyrene}}
{{Chembox
| verifiedrevid =
| ImageFile = Polystyrene.svg
| ImageFile_Ref =
| ImageName = Repeating unit of PS polymer chain
| ImageSize = 150px
| ImageFile1 = Polystyrene ball-stick hrev trp.png
| ImageFile1_Ref =
| ImageName1 = Polystyrene ball-and-stick model
| ImageSize1 = 250px
| IUPACName = Poly(1-phenylethene)
| PIN =
| SystematicName =
| OtherNames = Thermocol
|Section1={{Chembox Identifiers
| Abbreviations = PS
| CASNo = 9003-53-6
| CASNo_Ref =
| ChemSpiderID = none
| ChemSpiderID_Ref =
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| KEGG =
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| Gmelin =
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| InChI =
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}}
|Section2={{Chembox Properties
| Formula = (C<sub>8</sub>H<sub>8</sub>)<sub>n</sub>
| MolarMass =
| Appearance =
| Odor =
| Density = 0.96–1.04&nbsp;g/cm<sup>3</sup>
| MeltingPt= ~
| MeltingPtC = 240
| MeltingPt_ref = <ref name="Wunsch2000">{{cite book|author=Wunsch, J.R. |title=Polystyrene – Synthesis, Production and Applications|url=https://books.google.com/books?id=9Oal8DG_7GAC&pg=PA15|access-date=25 July 2012|year=2000|publisher=iSmithers Rapra Publishing|isbn=978-1-85957-191-0|page=15}}</ref>
| MeltingPt_notes = For Isotactic Polystyrene
| ThermalConductivity = 0.033 W/(m·K) (foam, ρ 0.05 g/cm<sup>3</sup>){{sfn|Haynes|2011|p={{page needed|date=November 2017}}}}
| BoilingPtC =
| Solubility = Insoluble
| SolubleOther = Soluble in benzene, carbon disulfide, chlorinated aliphatic hydrocarbons, chloroform, cyclohexanone, dioxane, ethyl acetate, ethylbenzene, MEK, NMP, THF <ref>{{cite book |doi=10.1016/B978-1-895198-47-8.50162-4 |chapter=PS polystyrene |title=Handbook of Polymers |pages=541–7 |year=2012 |last1=Wypych |first1=George |isbn=978-1-895198-47-8 }}</ref>
| Solvent1 =
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| VaporPressure =
| pKa =
| RefractIndex = 1.6; [[dielectric constant]] 2.6 (1 kHz – 1 GHz){{sfn|Haynes|2011|pp=13–17}}
}}
|Section4={{Chembox Thermochemistry
| DeltaHf =
| Entropy =
}}
|Section5={{Chembox Hazards
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}}
|Section8={{Chembox Related
| OtherCompounds = [[Styrene]] (monomer)
| OtherAnions =
| OtherCations =
}}
}}
[[File:Expanded polystyrene foam dunnage.jpg|thumb|Expanded polystyrene packaging]]
[[File:Envase de yogur.jpg|thumb|A polystyrene yogurt container]]
[[File:Ps6cup.jpg|thumb|Bottom of a [[vacuum forming|vacuum-formed]] cup; fine details such as the glass and fork [[food contact materials]] symbol and the [[resin identification code]] symbol are easily molded]]
പോളി സ്റ്റൈറീൻ, സുതാര്യവും, വിവിധ വർണ്ണങ്ങളിലും രൂപങ്ങളിലും എളുപ്പം രൂപപ്പെടുത്തിയെടുക്കാവുന്ന [[തെർമോപ്ലാസ്റ്റിക്]] ആണ് സ്റ്റൈറോഫോം, തെർമോക്കോൾ എന്നീ പേരുകളിൽ നമുക്കു സുപരിചിതമായ പാക്കിംഗ് പദാർത്ഥം പോളി സ്റ്റൈറീൻറെ അനവധി രൂപങ്ങളിലൊന്നാണ്.
 
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