Mawonedwe: 26 Wolemba: Mkonzi wa Tsamba Nthawi Yofalitsa: 2022-03-18 Chiyambi: Tsamba
Filimu yofewa 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 zopewera kuzizira PVC . Nkhaniyi ikufotokoza momwe mungakulitsire kuzizira kwa filimu yofewa ya PVC , poganizira kwambiri zinthu zopangira pulasitiki, zowonjezera, ndi njira zopangira.

Filimu yofewa ya PVC , yomwe imagwiritsidwa ntchito pazinthu monga makatani a zitseko ndi mapaipi a PVC , imadalira mapulasitiki kuti ikhale yosinthasintha. Pa kutentha kochepa, mapulasitiki awa amatha kutaya mphamvu, zomwe zimapangitsa kuti zinthuzo zikhale zolimba komanso zofooka. Kupititsa patsogolo kukana kuzizira kumapangitsa kuti PVC zinthu zofewa zikhale zosinthasintha komanso zolimba nthawi yozizira kapena malo osungiramo zinthu ozizira.
Mapulasitiki ndi ofunikira kwambiri pakukweza kukana kuzizira kwa PVC filimu yofewa . 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 chosagwirizana pang'ono ndi PVC .
Gome ili m'munsimu likuyerekeza mapulasitiki ofala omwe sazizira a PVC filimu yofewa :
| Plasticizer Kugwirizana ndi | Mtundu wa | Kukana Kuzizira ndi | a PVC | Mapulogalamu |
|---|---|---|---|---|
| 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 filimu yofewa . HMPT imachepetsa malo oundana a mapulasitiki, ndikuwonjezera mphamvu zawo zosazizira popanda kuchita ngati pulasitiki yokha.
Kuti zikhale zolimba komanso zotetezeka zinthu zofewa za PVC , 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 yolimba PVC yosazizira ndi yabwino kwambiri pa:
Mapazi Osungira Zitseko Zozizira : Amasunga kusinthasintha kutentha kozizira.
PVC Mapayipi : Amaonetsetsa kuti zinthu zikhale zolimba m'nyengo yozizira yakunja.
Zophimba Zamakampani : Zimateteza zida m'malo otentha kwambiri.
Mu 2024, kupanga padziko lonse lapansi kwa PVC filimu yofewa 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 chomwe chimapangidwa 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 za mafakitale m'malo otentha pang'ono.
HSQY Plastic Group imapereka nsalu zofewa zapamwamba kwambiri PVC zomwe sizizizira komanso makatani a zitseko a PVC omwe amapangidwira kusungiramo zinthu zozizira komanso ntchito zamafakitale. Akatswiri athu amatsimikizira kuti zinthuzo ndi zapamwamba komanso zolimba.
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Kuonjezera kukana kuzizira kwa filimu yofewa ya PVC kumaphatikizapo kusankha mapulasitiki oyenera, zowonjezera, ndi njira zopangira. Ndi mayankho monga PVC ndi mapaipi a zitseko a PVC, PVC osazizira amatsimikizira kulimba m'malo otentha kwambiri. HSQY Plastic Group ndi bwenzi lanu lodalirika la zapamwamba kwambiri za PVC zinthu PVC . Lumikizanani nafe lero kuti mupeze yankho labwino kwambiri lomwe likugwirizana ndi zosowa zanu.
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