1
Q

Maksud polimer

A

molekul berantai panjang yg terhasi drpd pencantuman banyak ulangan unit asas

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2
Q

polimer termoplastik

A
  • dpt diacu berulang kali slps dipanaskan & boleh dikitar semula
  • panas : melebur, mengeras: sejuk
  • contoh: polietena, polivinil klorida (PVC) , nilon
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3
Q

polimer termoset

A
  • x dpt diacu semula slps dipanaskan x dikitar semula
  • terurai & hangus apabila dipanaskan
  • contoh: melamina & bakelit
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4
Q

polimer elastromer

A
  • dpt diregang & kembali kpd bentuk asal slps dilepaskan
  • sifat elastik tinggi
  • contoh: poliuretana, getah stirena-butana
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