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पॉलीस्टाइरीन

पॉलीस्टाइरीन
Repeating unit of PS polymer chain
Polystyrene ball-and-stick model
आईयूपीएसी नाम Poly(1-phenylethene)
अन्य नाम Thermocol
पहचान आइडेन्टिफायर्स
सी.ए.एस संख्या [9003-53-6]
कैमस्पाइडर आई.डी none
गुण
आण्विक सूत्र (C8H8)n
घनत्व 0.96–1.05 g/cm3
गलनांक

240 °C, 513 K, 464 °F

क्वथनांक

430 °C, 703 K, 806 °F

जल में घुलनशीलता Insoluble
 घुलनशीलता Soluble in benzene, carbon disulfide, chlorinated aliphatic hydrocarbons, chloroform, cyclohexanone, dioxane, ethyl acetate, ethylbenzene, MEK, NMP, THF [2]
ऊष्मा चालकता 0.033 W/(m·K) (foam, ρ 0.05 g/cm3)[1]
रिफ्रेक्टिव इंडेक्स (nD) 1.6; dielectric constant 2.6 (1 kHz – 1 GHz)[3]
जहां दिया है वहां के अलावा,
ये आंकड़े पदार्थ की मानक स्थिति (२५ °से, १०० कि.पा के अनुसार हैं।
ज्ञानसन्दूक के संदर्भ
पॉलीस्टाइरीन की पैकेजिंग
पॉलीस्टाइरीन का बना दही का पात्र

पॉलीस्टाइरीन (Polystyrene / PS) /ˌpɒliˈstrn/ एक संश्लेषित एरोमैटिक हाइड्रोकार्बन बहुलक (polymer) है जो स्टाइरीन नामक मोनोमर से बनाया जाता थ। [4]

सन्दर्भ

[संपादित करें]
  1. Haynes 2011, पृ॰ [page needed].
  2. Wypych, George (2012). "PS polystyrene". Handbook of Polymers. पपृ॰ 541–7. आई॰ऍस॰बी॰ऍन॰ 978-1-895198-47-8. डीओआइ:10.1016/B978-1-895198-47-8.50162-4.
  3. Haynes 2011, पृ॰प॰ 13–17.
  4. John Scheirs; Duane Priddy (28 March 2003). Modern Styrenic Polymers: Polystyrenes and Styrenic Copolymers. John Wiley & Sons. पृ॰ 3. आई॰ऍस॰बी॰ऍन॰ 978-0-471-49752-3. मूल से 8 मई 2020 को पुरालेखित. अभिगमन तिथि 7 मई 2020.
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पॉलीस्टाइरीन
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