ͧʵԡ

Դͧʵԡ

ʵԡ ûСͺԹѧ᷹ʴظҵ ҧԴ繡秵 Ͷ١͹͹ ҧԴ秵ǶªԴ ͹ ҧ 觵ҧ ͼ Ҫ ǹСͺ ö¹

ʵԡԴҧ

ʵԡ͡ 2 ʵԡ ᫵ԧʵԡ

ʵԡ

ʵԡ (Thermoplastic) ëԹ 繾ʵԡѹ·ش ѵԾɤ öҢٻѺ
骹Դͧʵԡ㹵Сʵԡ

  • ͷչ (Polyethylene: PE) 繾ʵԡ͹ӫҹ硹 ҡȼҹ͡ ѡɳТз͹ͤ 繾ʵԡҡشصˡ ͹ ѧ ا Ǵ ͧѺԹ
  • þչ (Polypropylene: PP) 繾ʵԡ͹ӫҹ硹 秡ͷչ ѹФ͹٧ 蹾ʵԡ اʵԡè÷跹͹ ʹٴʵԡ 繵
  • չ (Polystyrene: PS) ѡɳ ͡ôдҧ ͹ҡȫҹͤ Ӫǹػó俿硷͹ԡ ͧӹѡҹ 繵
  • SAN (styrene-acrylonitrile) 繾ʵԡ Եǹ ͧ俿 ǹҹ¹ 繵
  • ABS (acrylonitrile-butadiene-styrene) سѵԤչ 跹մա ˹ǡ ʧ Ե Ҵ 繵
  • ǹŤô (Polyvinylchloride: PVC) ͹ҡȫҹͤ ͧѹѹ ѡɳ
    ӢǴèعѹѹا Ǵèͧš 蹾ʵԡ ๵㹢ͧاʵԡ
  • ͹ (Nylon) 繾ʵԡդ˹ҡ ͡س ๵ѺӶاʵԡèẺحҡ
  • ͷչ иŵ (Terylene: polyethylene terephthalate) ˹ҡ Ҥᾧ 蹿ҧ è
  • Ԥ๵ (Polycarbonate: PC) ѡɳ çִçᷡ ͹٧ ô 跹ҧ ͤҺ Ѻҡ Ӷ ҹ Ǵ ТǴè

૵ԧʵԡ

૵ԧʵԡ (Thermosetting plastic) 繾ʵԷѵԾ ͷҹ͡¹ŧس зԡ
ԴҺ͹ҡ ʵԡẺٻẺ ٻẺҧ ¤Ҩ
Եѳ Ǥ Դ͢ҧͧšŢͧ (cross linking among polymer chains)
˵عѧҡʵԡ繨秵 ö͹ա͹ ҡµǷѹշس٧֧дѺ
÷ӾʵԡԴٻѡɳеҧ ͧ͹٧ ҡͧçѴ ૵ԧʵԡ

  • չ Ŵδ (melamine formaldehyde) ѵԷҧշçѹ 7,000-135,000 ͹͵ҧ çѴ25,000-50,000 ͹͵ҧ çᷡ 0.25-0.35 ҹ͡¹ŧس ͹֧140 ͧ зԡ ԴҺ͹ҡ չҪкèªԴ йѹҡ շ駷ºǴ§ ¤ ª٨Ы;ʵԡ Դ´ҧ վջԡҡѺʵԡ
  • չſҴε (phenol-formaldehyde) դҹҹ͵Ƿ йѹ ʵԡҨͧͧҡ ʵԡԴӽҨءǴ
  • վ͡ (epoxy) ͺǢͧػó㹺ҹ͹ з纡ҫ 㹡ǹСͺ ԡ 㹡ػóӨҡͺػó ǹСͺͧػó俿 ¢ͧ зͤѹ ͺǢͧмѧ ʴآͧ蹡Ӻѧǵ͹ лٹ ͺǶ͡ѹ 㹡÷բͧ
  • (polyester) ͧ (-O.CO-) ˹«ҹҡ ӾʵԡѺͺ Ǵ ҧ 繵 ҧ㹡 ͷչÿŵ ԺǷչÿŵ ֡ǺҧԴ
  • (urethane) ¡仢ͧͷŤ ٵ÷ҧդ NH2COOC2H5
  • (polyurethane) Сͺ෹ (-NH.CO.O-) ҡԡҧ๵
    (di-isocyanates) Ѻ (diols) (triols) 繡 йѹѡ ʵԡҧ ͤ PU

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