Mawonedwe: 26 Wolemba: Mkonzi wa Tsamba Nthawi Yofalitsa: 2022-03-18 Chiyambi: Tsamba
Filimu yofewa ya PVC ndi chinthu chogwiritsidwa ntchito m'njira zosiyanasiyana monga makatani a zitseko zosungiramo zinthu zozizira ndi mapaipi apulasitiki, koma imatha kulimba kutentha kochepa. Kulimbitsa kukana kwake kuzizira ndikofunikira kwambiri kuti igwire bwino ntchito m'nyengo yozizira kwambiri. HSQY Plastic Group , timadziwa bwino njira zabwino kwambiri zotetezera kuzizira za PVC . Nkhaniyi ikufotokoza momwe mungakulitsire kuzizira kwa filimu yofewa ya PVC , kuyang'ana kwambiri zinthu zopangira pulasitiki, zowonjezera, ndi njira zopangira.

Filimu yofewa ya PVC , yomwe imagwiritsidwa ntchito pazinthu monga makatani ndi mapaipi a zitseko za PVC, imadalira mapulasitiki kuti ikhale yosinthasintha. Pa kutentha kochepa, mapulasitiki awa amatha kutaya mphamvu, zomwe zimapangitsa kuti zinthuzo zikhale zolimba komanso zofewa. Kupititsa patsogolo kukana kuzizira kumapangitsa kuti zinthu zofewa za PVC zikhale zosinthasintha komanso zolimba nthawi yozizira kapena malo osungiramo zinthu ozizira.
Mapulasitiki ndi ofunikira kwambiri pakukweza kukana kuzizira kwa filimu yofewa ya PVC . Mapulasitiki otsatirawa omwe amalimbana ndi kuzizira amagwiritsidwa ntchito kwambiri:
DOA (Dioctyl Adipate) : Imawonjezera kusinthasintha kutentha pang'ono.
DIDA (Dodecyl Adipate) : Imathandizira kukana kuzizira kwa mafakitale.
DOZ (Dioctyl Azelate) : Imapereka mphamvu yabwino pa kutentha kochepa.
DOS (Dioctyl Sebacate) : Imapereka kukana kuzizira kwambiri pamavuto oopsa.
Mapulasitiki amenewa nthawi zambiri amagwiritsidwa ntchito ngati mapulasitiki othandizira (5-20% ya pulasitiki yayikulu) chifukwa choti sagwirizana ndi PVC.
Gome ili m'munsimu likuyerekeza mapulasitiki ofala omwe sazizira a PVC soft film :
| pulasitiki womwe umagwirizana | Mtundu wa | ndi kuzizira | ndi PVC | Applications |
|---|---|---|---|---|
| DOA (Dioctyl Adipate) | Mafuta a Dibasic Ester | Zabwino (-40°C) | Wocheperako | Makatani a zitseko, mapaipi |
| DIDA (Dodecyl Adipate) | Mafuta a Dibasic Ester | Zabwino Kwambiri (-45°C) | Zochepa | Makanema a mafakitale |
| DOZ (Dioctyl Azelate) | Mafuta a Dibasic Ester | Zabwino Kwambiri (-50°C) | Wocheperako | Makatani osungira zinthu zozizira |
| DOS (Dioctyl Sebacate) | Mafuta a Dibasic Ester | Zapamwamba (-55°C) | Zochepa | Kugwiritsa ntchito kozizira kwambiri |
Kuphatikiza mapulasitiki osazizira ndi zowonjezera monga hexamethyl phosphoric triamide (HMPT) kungathandize kwambiri kulimba ndi kutalikitsa kutentha kwa PVC soft film . HMPT imachepetsa malo oundana a mapulasitiki, ndikuwonjezera mphamvu zawo zosazizira popanda kuchita ngati plasticizer yokha.
Kuti za PVC zisamavutike kuzizira zinthu zofewa , ganizirani zinthu zotsatirazi:
Kutentha kwa Kukonza : Sungani kutentha koyenera panthawi yotulutsa zinthu kuti zitsimikizire kuti pulasitiki imagwirizana.
Kutentha Koziziritsa : Sinthani kuchuluka kwa kuziziritsa kuti mupewe kusweka m'malo ozizira.
Kapangidwe ka Fomula : Sinthani ma plasticizer ratios (main vs assistant) kutengera kusinthasintha kwa kutentha.
Filimu yofewa ya PVC yosazizira ndi yabwino kwambiri pa:
Mapazi Osungira Zitseko Zozizira : Amasunga kusinthasintha kutentha kozizira.
Mapaipi a PVC : Amatsimikizira kulimba m'nyengo yozizira yakunja.
Zophimba Zamakampani : Zimateteza zida m'malo otentha kwambiri.
Mu 2024, kupanga padziko lonse lapansi kwa filimu yofewa ya PVC yogwiritsidwa ntchito mosazizira kunafika pafupifupi matani 3 miliyoni , ndi kukula kwa 4% pachaka , chifukwa cha kufunikira kwa malo osungiramo zinthu zozizira, mafakitale, ndi ulimi. Kupita patsogolo kwa zinthu zopangira pulasitiki zosawononga chilengedwe kukuwonjezera kukhazikika.
Filimu yofewa ya PVC yosazizira ndi chinthu chofewa cha PVC chopangidwa ndi mapulasitiki kuti chikhale chofewa kutentha kochepa, chomwe chimagwiritsidwa ntchito m'makatani a zitseko ndi mapaipi.
Gwiritsani ntchito mapulasitiki osazizira (monga DOA, DOS) ndi zowonjezera monga HMPT, ndikukonza kutentha kokonza ndi kuziziritsa.
Mapulasitiki ofala kwambiri ndi monga DOA, DIDA, DOZ, ndi DOS, omwe amagwiritsidwa ntchito ngati mapulasitiki othandizira (5-20% ya pulasitiki yayikulu).
Inde, imakhala yosinthasintha komanso yolimba kutentha kochepa, yabwino kwambiri posungira zinthu zozizira komanso panja.
Amagwiritsidwa ntchito popanga makatani a zitseko zosungiramo zinthu zozizira, mapaipi a PVC, ndi zophimba mafakitale m'malo otentha pang'ono.
HSQY Plastic Group imapereka makanema apamwamba a PVC ofewa komanso makatani a zitseko a PVC omwe amapangidwa kuti azigwiritsidwa ntchito m'malo ozizira komanso m'mafakitale. Akatswiri athu amatsimikizira kuti zinthu zimakhala zabwino komanso zolimba.
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Kuonjezera kukana kuzizira kwa filimu yofewa ya PVC kumaphatikizapo kusankha zinthu zoyenera zopangira pulasitiki, zowonjezera, ndi njira zokonzera. Ndi mayankho monga makatani ndi mapaipi a zitseko za PVC, PVC yosazizira imatsimikizira kulimba m'malo otentha kwambiri. HSQY Plastic Group ndi bwenzi lanu lodalirika la zapamwamba kwambiri zinthu zofewa za PVC . Lumikizanani nafe lero kuti mupeze yankho labwino kwambiri lomwe likugwirizana ndi zosowa zanu.
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