Nneɛma a wɔyɛ no pefee:
PET yɛ ade a ɛda adi pefee, na ɛma ɛfata ma nneɛma a wɔde kyekyere nneɛma wɔ baabi a ɛho hia sɛ wohu emu nsɛm no.
Nea emu yɛ hare:
PET yɛ ade a emu yɛ hare, a mfaso wɔ so ma nneɛma a wɔde kyekyere nneɛma efisɛ ɛboa ma kar ho ka ne ahoɔden a wɔde di dwuma no so tew.
Ahoɔden:
Ɛmfa ho sɛ PET mu yɛ hare no, ɛyɛ den na ɛtra hɔ kyɛ. Ɛma mfiridwuma mu ahoɔden pa, na ɛma ɛfata sɛ wɔde kyekyere nneɛma a ehia ahobammɔ.
Nnuru a Ɛko Tia:
Nnuru pii ntumi nkɔ PET mu, na ɛma ɛfata sɛ wɔkora nneɛma ahorow a nnuan ne anonne ka ho.
Nneɛma a wotumi de di dwuma bio:
PET su titiriw biako ne sɛnea wotumi san de di dwuma bio. Wobetumi asan de adi dwuma mpɛn pii, na aboa ma nneɛma a atwa yɛn ho ahyia no atra hɔ daa.
Akwanside Su ahorow:
PET wɔ akwanside pa a ɛko tia oxygen, carbon dioxide, ne nsu, na ɛma ɛfata sɛ wɔde kyekyere nneɛma a ehia ahobammɔ fi saa nneɛma yi ho.
Nneɛma a wɔde yɛ nneɛma pii:
Wobetumi de akwan horow te sɛ injection molding, blow molding, ne extrusion ayɛ PET ho adwuma, na ama wɔatumi ayɛ nneɛma ahorow pii, a nkotoku, nkuku, ne sini ka ho.
Nea emu da hɔ:
PET ma emu da hɔ yiye, na ɛma ɛyɛ nea wɔpɛ sɛ wɔpaw ma nneɛma a wɔde kyekyere nneɛma wɔ baabi a ɛho hia sɛ wohu nneɛma no, te sɛ wɔ anonne nkotoku a emu da hɔ ho.
Ɛka a Wɔbɔ:
PET yɛ ade a ɛho ka sua, a ɛho hia kɛse ma nneɛma pii a wɔyɛ ne nneɛma akɛse a wɔyɛ.
Ɔhyew a Ɛko Tia:
PET wɔ ɔhyew a ɛko tia yiye, na ɛma etumi gyina ɔhyew a ɛtaa hyia bere a wɔreyɛ nneɛma a wɔde kyekyere nneɛma, wɔde rekɔ, ne nneɛma a wɔde sie no ano.
Nea ɛnyɛ nea ɛyɛ adwuma:
PET nyɛ adwuma wɔ nnuan ne anonne dodow no ara mu, na ɛma ɛyɛ ade a ahobammɔ wom na ɛfata ma nneɛma a wɔde kyekyere nneɛma wɔ nnuan ne anonne adwumayɛ mu.
Sɛ́ PET Krataa Yɛfo a Odi Kan---- Wallis
PET ahorow ahorow no
Polyethylene terephthalate (PET) betumi atra hɔ ahorow anaa ahorow ahorow a egyina ne molecule nhyehyɛe ne ne su so. PET ahorow atitiriw abien ne PET a ɛnyɛ nsɛ (APET) ne PET a ɛyɛ ahwehwɛ (CPET). Ɔkwan biara wɔ su ahorow ne sɛnea wɔde di dwuma soronko:
PET a ɛnyɛ nea ɛwɔ nipadua mu (APET): .
Nneɛma a ɛda adi pefee: APET yɛ nea ɛda adi pefee na emu da hɔ, na ɛma wotumi hu nneɛma a wɔakyekyere no yiye.
Sɛ wɔde toto PET a ɛyɛ ahwehwɛ ho a, ɛyɛ nea ɛyɛ mmerɛw kɛse, na ɛma ɛfata ma nneɛma a ɛhwehwɛ sɛ wɔkotow anaasɛ wɔyɛ no sɛnea wɔyɛ no.
Nneɛma a wɔyɛ: Wɔtaa de APET di dwuma de yɛ thermoforming, baabi a wɔde ɔhyew di dwuma de nwene nneɛma no ma ɛyɛ nsusuwii pɔtee bi.
Dwumadi: Wɔtaa de yɛ trays a wɔde kyekyere nneɛma, blister packaging, ne nsukorade a emu da hɔ.
PET a Ɛyɛ Ahwehwɛ (CPET): .
Rigidity: CPET yɛ rigid kɛse na ɛwɔ melting point a ɛkorɔn sɛ wɔde toto amorphous PET ho a.
Ɔhyew a Ɛko Tia: Ɛwɔ ahoɔden a ɛko tia ɔhyew yiye, na ɛma ɛfata ma nneɛma a ɛfa ɔhyew a ɛkɔ soro te sɛ tray a wotumi to fononoo mu.
Nneɛma a wɔyɛ: Wɔtaa de CPET di dwuma wɔ injection molding ne extrusion nhyehyɛe mu esiane ne rigidity nti.
Dwumadi: Wɔde di dwuma kɛse ma nneɛma a wɔde kyekyere nneɛma a ɛhwehwɛ sɛ ɔhyew ntumi nkɔ mu, te sɛ nnuan tray a wotumi de gu microwave mu, nkuku a wotumi to mu, ne anonne nkotoku bi.
PET a Wɔasan de adi dwuma (RPET): .
Nneɛma a ɛbɛkɔ so atra hɔ daa: Wonya PET a wɔasan de adi dwuma no fi PET nneɛma a wɔde di dwuma akyi a wɔsan de di dwuma no mu.
Agyapadeɛ: Ɛwom sɛ agyapadeɛ no bɛtumi ayɛ soronko a egyina ɔkwan a wɔfa so de nneɛma foforɔ di dwuma so no, wɔtaa de rPET di dwuma wɔ dwumadie a ɛwɔ hɔ a ɛbɛkɔ so atra hɔ daa yɛ adeɛ a ɛho hia.
Dwumadi: Wɔde yɛ PET nkotoku a wɔasan de adi dwuma, nsukorade, ne nneɛma afoforo a wɔde kyekyere nneɛma.
PETG (PET a Wɔde Glycol Nsakrae):
Nsɛm a ɛda adi pefee: PETG ma emu da hɔ te sɛ APET na wɔtaa de di dwuma wɔ dwumadie a ɛho hia sɛ wɔyɛ no pefee.
Nsunsuansoɔ a ɛko tia: Ɛama nsunsuansoɔ a ɛko tia atu mpɔn sɛ wɔde toto PET a wɔtaa de di dwuma ho a, ɛma ɛfata ma dwumadie a ɛhia sɛ ɛkyɛ.
Dwumadi: Wɔtaa de yɛ nneɛma a wɔde kyekyere nneɛma a emu da hɔ, nneɛma a wɔde kyerɛ, ne nnuruyɛ mfiri.
PET a ɛtumi sɛe nneɛma a nkwa wom:
Nneɛma a Atwa Yɛn Ho Ahyia: Wɔayɛ saa PET ahorow yi sɛnea ɛbɛyɛ a ɛbɛsɛe nneɛma a nkwa wom wɔ tebea horow bi mu, na ɛde ɔkwan foforo a ɛnyɛ nea atwa yɛn ho ahyia ho nhyehyɛe ma.
Nneɛma a ɛwɔ mu: PET a ɛtumi sɛe no kura nneɛma titire a ɛwɔ atetesɛm PET mu no bi mu nanso mfasoɔ foforɔ a ɛwɔ so ne sɛ ɛbɛtew nneɛma a atwa yɛn ho ahyia so.
Nneɛma a wɔde di dwuma: Wɔde di dwuma wɔ nneɛma a wɔde kyekyere nneɛma ho ano aduru a ɛnyɛ nea ɛfa nneɛma a atwa yɛn ho ahyia ho mu.
Sɛ́ PET Krataa Yɛfo a Odi Kan---- Wallis