Ningbaw ningla synthetic fiber langai hku nna, polyester hpun palawng ni gaw grai kaja ai bungli galaw lu ai atsam hte grai dam lada ai hku jai lang mai ai majaw, hpun palawng hpaga lam hta ahkyak ai shara hpe hkam la nga ai. Shanhte a akyu ara ni hpe madung hku nna lawu na lam ni hta mu lu ai.
Langai, polyester hpun nba ni gaw laklai ai hku n-gun n rawng ai hpe jaw ya ai. Shanhte a n-gun n law ai molecular structure hte fiber n-gun kaba ai majaw, shingra tara hku nna cotton hte wool zawn re ai fiber ni hte shingdaw yang, shanhte a myi prwi hte n-gun n-gun hpe grai jat ya lu ai. Ndai lam gaw polyester arung arai ni hpe ngang grin hkra galaw ya nna, grau nna -lang lang ai hpun palawng, gun rai, hte bungli galaw ai hpun palawng ni a matu grau nna htuk manu ai.
Lahkawng, polyester hpun palawng ni gaw grai kaja ai n-gun n rawng ai hte hkrang hpe n-gun n rawng hkra galaw ya lu ai. Shanhte a n-gun ja ai elastic recovery gaw shanhte hpe n-gun n rawng hkra galaw ya nna, aten galu bu hpun ai (sh) shinggrup da ai hpang mung shanhte a hkrang hpe n-gun n rawng hkra galaw ya ai. Ndai atsam gaw, palawng galu hte palawng galu zawn re ai, nsam tsawm ra ai hpun palawng ni a matu grai kaja hkra galaw ya ai, dai sha n-ga, shingkyit shingkyit ra ai lam hpe mung shayawm ya nna, lang na matu loi ai hpe jat ya ai.
Dai hta n-ga, polyester hpun palawng ni gaw, grai kaja ai chemical hte n-gun n rawng ai hpe madun dan ai. Acid, alkali, oxidants ni hpe grai hkam sharang lu ai majaw, grup yin a majaw loi loi hte n hkrat sum ai majaw, shinggan na arung arai ni, sum ni, bungli galaw ai shara ni hta lang ai makawp maga hpun palawng ni zawn re ai laksan jai lang ai lam ni a matu htuk manu ai. Polyester gaw shingra tara n-gang ni hte shingdaw yang grau kaja ai nhtoi hpe ninghkap lu ai atsam hpe mung gumrawng nga ai, aten galu jan a nhtoi npu hta nsam htum mat ai (sh) n-gun yawm mat ai hpe ninghkap lu ai.
Sut masa hku yu yang, polyester hpe galaw shapraw ai manu n law ai hte, kaba ai-hpaga lam hta galaw shapraw na matu loi ai majaw, manu grai law ai-htuk manu ai textile raw material langai mi rai nga ai. Dai hta n-ga, polyester hpun palawng ni hpe jasan jaseng na matu loi ai, lawan hkyet mat ai, shrink-n-gun n rawng ai majaw, shanhte a akyu hpe grau nna jat ya lu ai.
Tsun ga nga yang, polyester hpun palawng ni gaw, n-gun n rawng ai, n-gun n rawng ai, tsi mawan ni hpe n-gun n rawng ai, manu jahpu- n-gun n rawng ai majaw, bu hpun palawng, nta arung arai ni, bungli galaw ai shara ni hta grai lang ai majaw, dai ni na aten na hpun palawng hpaga lam hta n mai garan kachyan ai arung arai langai mi tai wa sai.
