1. Gabatarwa
Polystyrene (PS) shine yumbu mai ɗorewa kuma mai tsada mai tsadar gaske wanda ake amfani dashi a cikin marufi, kayan masarufi, da gini. Akwai shi a cikin firamare nau'i biyu-General Purpose Polystyrene (GPPS, crystal clear) da High Impact Polystyrene (HIPS, toughened with rubber) —PS yana da ƙima don ƙaƙƙarfansa, sauƙin sarrafawa, da iyawa. Wannan labarin yana bincika kaddarorin filastik PS, aikace-aikacen maɓalli, hanyoyin sarrafawa, da yanayin kasuwa.
2. Abubuwan Polystyrene (PS)
PS yana ba da halaye daban-daban dangane da nau'in sa:
A. Babban Manufar Polystyrene (GPPS)
- Bayyanar gani - Bayyananne, bayyanar gilashi.
- Rigidity & Brittleness - Mai wuya amma mai saurin fashewa a ƙarƙashin damuwa.
- Maɗaukaki - Ƙananan yawa (~ 1.04-1.06 g/cm³).
- Rufin Lantarki - Ana amfani da shi a cikin kayan lantarki da abubuwan da za a iya zubarwa.
- Juriya na Chemical - Yana tsayayya da ruwa, acid, da alkalis amma yana narkewa a cikin kaushi kamar acetone.
B. Babban Tasirin Polystyrene (HIPS)
- Ingantacciyar Tauri - Ya ƙunshi 5-10% roba polybutadiene don juriya mai tasiri.
- Bayyanar Batattu - Kadan bayyananne fiye da GPPS.
- Mafi Sauƙi Thermoforming - Madaidaici don shirya kayan abinci da kwantena da za'a iya zubarwa.
3. Key Aikace-aikace na PS Plastics
A. Masana'antar shirya kaya
- Kwantenan Abinci (kofuna masu zubarwa, clamshells, cutlery)
- CD & DVD Cases
- Kumfa Kariya (EPS - Faɗaɗɗen Polystyrene) - Ana amfani dashi a cikin marufi na gyada da rufi.
B. Kayayyakin Mabukaci
- Kayan Wasa & Kayan Aiki (Bulogi masu kama da LEGO, casing na alƙalami)
- Kwantenan Kayan kwalliya (Kyakkyawan lokuta, bututun lipstick)
C. Lantarki & Kayan Aiki
- Layukan firiji
- Rufin Nuni Mai Fassara (GPPS)
D. Gina & Insulation
- EPS Foam Allunan (rufin gini, kankare mara nauyi)
- Ado Moldings
4. Hanyoyin sarrafawa don PS Plastics
Ana iya kera PS ta amfani da dabaru da yawa:
- Injection Molding (Na kowa ga m kayayyakin kamar cutlery)
- Extrusion (Don zanen gado, fina-finai, da bayanan martaba)
- Thermoforming (Ana amfani da shi a cikin marufi na abinci)
- Foam Molding (EPS) - Faɗaɗɗen PS don rufewa da kwantar da hankali.
5. Yanayin Kasuwa & Kalubale (Maganganun 2025)
A. Dorewa & Matsalolin Tsarin Mulki
- Hana kan PS-Amfani Guda – Kasashe da yawa suna ƙuntata samfuran PS da za a iya zubar da su (misali, Umarnin Amfani da Filastik na EU).
- Sake fa'ida & Na tushen PS - Girman buƙatun madadin yanayin yanayi.
B. Gasar daga Alternative Plastics
- Polypropylene (PP) - Ƙarin zafi mai jurewa da dorewa don shirya abinci.
- PET & PLA - Ana amfani da su a cikin marufi mai iya sake yin amfani da su.
C. Rarraba Kasuwancin Yanki
- Asiya-Pacific (China, Indiya) ta mamaye samarwa da amfani da PS.
- Arewacin Amurka & Turai sun mayar da hankali kan sake yin amfani da su da kuma rufin EPS.
- Gabas ta Tsakiya na saka hannun jari a samar da PS saboda ƙarancin farashin kayan abinci.
6. Kammalawa
Polystyrene ya kasance maɓallin filastik a cikin marufi da kayan masarufi saboda ƙarancin farashi da sauƙin sarrafawa. Koyaya, abubuwan da suka shafi muhalli da hani akan PS masu amfani guda ɗaya suna haifar da sabbin abubuwa a cikin sake yin amfani da su da kuma hanyoyin tushen halittu. Masana'antun da suka dace da tsarin tattalin arzikin madauwari za su ci gaba da bunƙasa a cikin kasuwar robobin da ke tasowa.
Lokacin aikawa: Juni-10-2025