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Chidule cha chidziwitso cha kugwiritsa ntchito kwa PVC impact modifiers
(1) CPE Chlorinated polyethylene (CPE) ndi ufa wochokera ku chlorination ya HDPE yomwe imapachikidwa m'madzi. Pamene chlorination yawonjezeka, HDPE yoyambirira ya crystalline pang'onopang'ono imakhala amorphous elastomer. CPE yomwe imagwiritsidwa ntchito ngati chogwirizira nthawi zambiri imakhala ndi chlorine...Werengani zambiri -
Zinthu zopangidwa ndi PVC thovu zimakhala zoyera, koma nthawi zina zimakhala zachikasu zikasungidwa kwa nthawi yayitali. Chifukwa chake ndi chiyani?
Choyamba, muyenera kudziwa ngati pali vuto ndi chotsukira thovu chomwe mwasankha. Chotsukira thovu cha PVC chimagwiritsa ntchito chotsukira thovu kuti chiwole ndikupanga mpweya womwe umayambitsa ma pores. Pamene kutentha kwa chotsukira kumatha kufika kutentha kwa chotsukira thovu, mwachibadwa sichidzafika...Werengani zambiri -
Mavuto ena okhudzana ndi polyethylene ya chlorine:
Chlorinated polyethylene (CPE) ndi chinthu chopangidwa ndi polima chodzaza ndi mawonekedwe a ufa woyera, chosakhala ndi poizoni komanso chopanda fungo. Chimalimbana bwino ndi nyengo, kukana ozoni, kukana mankhwala, komanso kukalamba, komanso kukana mafuta, kuchedwa kwa moto, komanso kukana utoto. Zabwino ...Werengani zambiri -
Kodi mukudziwa zambiri za owongolera thovu a PVC
1、 Njira ya thovu: Cholinga chowonjezera ma polima olemera kwambiri a molekyulu kuzinthu za thovu la PVC ndikulimbikitsa kupangidwa kwa PVC kukhala pulasitiki; Chachiwiri ndikukweza mphamvu yosungunuka ya zinthu za thovu la PVC, kupewa kuphatikizana kwa thovu, ndikupeza zinthu zopangidwa ndi thovu mofanana; Chachitatu ndikuwonjezera...Werengani zambiri -
Kodi ndi zifukwa ziti zomwe zimapangitsa kuti owongolera thovu la PVC asinthe mtundu?
Zinthu zopangira thovu la PVC zimakhala zoyera, koma nthawi zina zimakhala zachikasu zikasungidwa kwa nthawi yayitali. Chifukwa chake ndi chiyani? Choyamba, muyenera kudziwa ngati pali vuto ndi chinthu chosankhidwa chopangira thovu. Chowongolera thovu la PVC chimagwiritsa ntchito chinthu chopangira thovu kuti chiwole ndikupanga mpweya womwe umayambitsa ma pores....Werengani zambiri -
Momwe mungakulitsire khalidwe la owongolera zinthu zotulutsa thovu za PVC
Pali njira zambiri zowonjezerera ubwino wa owongolera thovu a PVC. Chofunika kwambiri ndikuwonjezera mphamvu yosungunuka ya PVC. Chifukwa chake, njira yabwino ndikuwonjezera zowonjezera kuti ziwongolere mphamvu yosungunuka ndikuchepetsa kutentha kwa kukonza. Owongolera thovu a PVC angathandize zinthu za thovu la PVC kupereka...Werengani zambiri -
Kodi mukudziwa zambiri za zida zothandizira kukonza ACR?
PVC imakhudzidwa kwambiri ndi kutentha. Kutentha kukafika pa 90 ℃, kutentha pang'ono kumayamba kuwonongeka. Kutentha kukafika pa 120 ℃, kuwonongeka kumawonjezeka. Pambuyo potenthetsa pa 150 ℃ kwa mphindi 10, utomoni wa PVC umasintha pang'onopang'ono kuchokera ku mtundu wake woyera woyambirira ...Werengani zambiri -
Chiyambi cha magwiridwe antchito a calcium zinc stabilizers
Chiyambi cha magwiridwe antchito a calcium zinc stabilizer: Zinc stabilizer imapangidwa pogwiritsa ntchito njira yapadera yophatikizana ndi mchere wa calcium, mchere wa zinc, mafuta odzola, ma antioxidants, ndi zigawo zina zazikulu. Sizingosintha zokhazikika za poizoni monga mchere wa lead pot ndi organic tin, komanso ...Werengani zambiri -
Kapangidwe ka PVC Heat Stabilizer
1) Kuyamwa ndi kuletsa HCL, kuletsa mphamvu yake yodzipangira yokha. Mtundu uwu wa stabilizer umaphatikizapo mchere wa lead, sopo wa organic acid metal, mankhwala a organotin, mankhwala a epoxy, mchere wa inorganic, ndi mchere wa thiol metal. Amatha kuchitapo kanthu ndi HCL ndikuletsa kuchitapo kanthu kwa PVC kuti achotse HCL. 2) Kusintha...Werengani zambiri -
Mphamvu yogwirizana ya organic tin ndi ufa wa calcium zinc stabilizers mu polyvinyl chloride (PVC)
Mphamvu yogwirizana ya organic tin ndi ufa wa calcium zinc stabilizers mu polyvinyl chloride (PVC): Organic tin stabilizers (thiol methyl tin) ndi mtundu wa PVC heat stabilizer womwe umagwiritsidwa ntchito kwambiri. Amachita ndi acidic hydrogen chloride (HCl) mu PVC kuti apange mchere wosavulaza (monga tin ch...Werengani zambiri -
Kugwiritsa ntchito calcium zinc stabilizer mu zinthu zolimba za PVC
Chifukwa cha zofunikira pa chilengedwe ndi thanzi la makampani opanga mawaya ndi zingwe, zolimbitsa calcium ndi zinc zimatha kusintha mndandanda wa mchere wa lead, calcium ndi zinc zina, ndi zolimbitsa organic tin. Zili ndi kuyera koyambirira komanso kukhazikika kwa kutentha, kukana kuipitsidwa ndi sulfure, mafuta abwino...Werengani zambiri -
Kodi ndi zinthu ziti zomwe ziyenera kuganiziridwa pokonza zinthu zopangidwa ndi polyethylene ya chlorinated?
Anthu ambiri sadziwa bwino polyethylene yokhala ndi chlorine, ndipo monga momwe dzinalo likusonyezera, anthu ambiri ayenera kungodziwa kuti ndi chinthu cha mankhwala. Ili ndi njira yotchedwa extrusion molding, yomwe ikadali yofunika kwambiri pakupanga. Ndiye lero, kodi tiyenera kusamala chiyani...Werengani zambiri
