Views: 95 Author: Nyatakakadzraɖoƒe ƒe Nuŋlɔla Ta Ɣeyiɣi: 2022-04-14 Dzɔtsoƒe: Teƒe
PET nye Eŋlisigbe me polyethylene terephthalate ƒe kpukpui. Efia polyethylene terephthalate plastics, vevietɔ le polyethylene terephthalate PET kple polybutylene terephthalate PBT. Wogayɔa polyethylene terephthalate zi geɖe be polyester resin.
PET ƒe plastic ƒe molecule ƒe wɔwɔme sɔ kple wo nɔewo ŋutɔ eye kristalo ƒe mɔfiame ƒe ŋutete aɖe le esi, eyata eƒe film-wɔwɔ kple eƒe wɔwɔme ƒe nɔnɔme kɔkɔwo le esi. PET plastic ƒe nukpɔkpɔ ƒe nɔnɔme nyuiwo kple yame ƒe nɔnɔme ƒe tsitretsitsi, eye amorphous PET plastic le optical transparency nyui aɖe.
Tsɔ kpe ɖe eŋu la, PET plastic ƒe abrasion te ŋu nɔa te ɖe abrasion nu nyuie, eƒe didime nɔa te ɖe enu, eye elektrikŋusẽ ƒoa nu ɖe eŋu. Ŋusẽ gã aɖe le aŋetu siwo wotsɔ PET wɔ me, woƒe nuwɔwɔ le gaglãgbe, aɖi mele wo me o, womete ŋu gena ɖe eme o, woƒe kpekpeme le bɔbɔe eye wowɔa dɔ nyuie ŋutɔ, eyata wozã wo le afisiafi. PBT ƒe molecule kɔsɔkɔsɔ ƒe wɔwɔme sɔ kple PET tɔ, eye eƒe nɔnɔme akpa gãtɔ sɔ, negbe ɖe molecule la ƒe kɔsɔkɔsɔ vevitɔ trɔ tso methylene ƒuƒoƒo eve me va zu ene, eyata molecule la te ŋu trɔna bɔbɔe wu eye dɔwɔwɔ ƒe dɔwɔwɔ nyo wu.
PET nye milky white alo light yellow highly crystalline polymer si ƒe akpa si le gbadzaa eye wòle keklẽm. Nusiwo gbɔna la le PET si:
1. Eƒe creep tsitretsitsi nyui, ɖeɖiteameŋu tsitretsitsi, friction tsitretsitsi kple didime ƒe liƒo, low wear kple sesẽ sesẽ, eye sesẽ gãtɔ kekeake le thermoplastics dome.
2. Elektrikŋusẽ ƒe dɔwɔwɔ nyuie, dzoxɔxɔ sue ƒe ŋusẽkpɔɖeamedzi, gake corona ƒe tsitretsitsi nyuie o.
3. Aɖi mele eme o, yame ƒe nɔnɔme mete ŋu nɔa te ɖe yame ƒe nɔnɔme nu o, atikewo mete ŋu nɔa te ɖe enu o, tsi megena ɖe eme fũ o, si te ŋu nɔa te ɖe acid siwo gbɔdzɔ kple organic solvents nu, gake womete ŋu nɔa te ɖe tsi dzodzoe ƒe nyɔnyrɔ kple alkali nu o.
4. Glass ƒe tɔtrɔ ƒe dzoxɔxɔ si le PET resin ŋu le kɔkɔm, kristalo ƒe duƒuƒu le blewu, molding cycle la didi, molding cycle la didi, molding shrinkage rate la lolo, didime ƒe liƒo menyo o, crystallization molding la nye brittle, eye dzoxɔxɔ ƒe tsitretsitsi le sue.
To nucleating agent, crystallizing agent, kple glass fiber reinforcement ƒe nyonyo me la, PET ƒe nɔnɔme siwo gbɔna la le esi tsɔ kpe ɖe PBT ƒe nɔnɔmewo ŋu:
1. Dzoxɔxɔ ƒe dzoxɔxɔ ƒe dzoxɔxɔ kple dzoxɔxɔ si wozãna ɣeyiɣi didi lae nye esi kɔkɔ wu le thermoplastic general engineering plastics dome.
2. Le eƒe dzoxɔxɔ si nu sẽ ta la, wonyrɔa aƒemelã si ŋu wodo ŋusẽe la ɖe solder bath me le 250°C me hena 10s evɔ eƒe amadede trɔna alo eƒe amadede trɔna o, si sɔ nyuie ŋutɔ na elektrɔnik kple elektrik ƒe akpa siwo wotsɔ ga ƒo la dzadzraɖo.
3. Abɔbɔ ƒe ŋusẽ nye 200mpa, elastic modulus nye 4000mpa, creep resistance kple fatigue resistance hã nyo ŋutɔ, surface sesẽ la le kɔkɔ, eye mɔ̃ɖaŋununya ƒe nɔnɔmewo sɔ kple thermosetting plastics tɔ.
4.Esi ethylene glycol ƒe asi si wozã le PET wɔwɔ me ƒe afã kloe le bɔbɔe wu Butanediol si wozã le PBT wɔwɔ me la, PET resin kple PET si ŋu wodo ŋusẽe nye asi bɔbɔetɔ kekeake le mɔ̃ɖaŋudɔwɔwɔ ƒe plasticwo dome eye woƒe dɔwɔwɔ xɔ asi ŋutɔ.
PET plastic ƒe nɔnɔmewɔwɔ ƒe ɖoɖoa ate ŋu anye atikekui ƒe nɔnɔmewɔwɔ, eɖeɖe ɖe go, ƒoƒo ƒe nɔnɔmewɔwɔ, nusi wotsɔ blaa nu, kadodo, mɔ̃ɖaŋudɔwɔwɔ, elektrikŋusẽ, elektrikŋusẽ, ga si wotsɔna ƒoa yae, kple agbalẽtata. Eyata woate ŋu azã aƒemelãwo ɖe agbe ƒe akpa vovovowo ŋu.
1. Film Sheet: Nuɖuɖu, atike, nusiwo me aɖi mele o kple esiwo me dɔlékui mele o ƒomevi ɖesiaɖe; nu siwo wotsɔ blaa nu siwo wotsɔ blaa avɔwoe, dɔwɔnu siwo sɔ pɛpɛpɛ, elektrikŋusẽ ƒe akpa aɖewo; odio-kasɛtwo, videokasɛtwo, sinimawo, kɔmpiuta dzi floppy diskwo, ga si wotsɔ blaa nu, sinima siwo me woɖea foto le, kple nu bubu siwo le ete; Elektrikŋusẽ ƒe nusiwo xea mɔ na elektrikŋusẽ, capacitor filmwo, nutome sue ƒe board siwo wota kple membrane switch siwo te ŋu trɔna kple elektrɔnik agble bubuwo kple mɔ̃ɖaŋudɔwɔƒewo.
2. Nubablɛwo ƒe aŋetuwo zazã: Eƒe dɔwɔwɔ tso aha gbãtɔ si me gas le dzi va ɖo biya ƒe aŋetu si li fifia dzi, amitu si woɖuna, nuɖuɖuvivinu ƒe aŋetu, atikewɔtu, atsyɔ̃ɖomi ƒe aŋetu, kple bubuawo.
3. Elektrɔnik Dɔwɔnuwo Kpekpeɖeŋunuwo: wɔwɔ ƒe kadodowo, coil bobbins, integrated circuit housings, capacitor housings, transformer housings, TV accessories, tuners, switches, timer housings, automatic fuses, motor brackets, relays, kple bubuawo.
4. Auto Parts: Switchboard covers, Ignition coils, valve vovovowo, yaƒoƒo ƒe akpawo, mama ƒe nutsyɔnuwo, dzidzenu ƒe nutsyɔnuwo, mɔ̃ suewo ƒe nutsyɔnuwo, kple bubuawo Woate ŋu awɔ PET hã abe gotagome akpawo na ʋuwo ene.
5. Mɔ̃ɖaŋudɔwɔnuwo: wɔwɔ gears, cams, pɔmpi xɔwo, pulleys, motor frames, kple gaƒoɖokui ƒe akpawo, hã woate ŋu azã abe microwave oven baking trays, dzisasrã vovovowo, gota boblodoʋuƒowo, kple model, kple bubuawo.