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Ukadaulo wa rabala woteteza moto
Kupatula zinthu zochepa zopangidwa ndi rabara, zinthu zambiri zopangidwa ndi rabara, monga rabara lachilengedwe, ndi zinthu zomwe zimatha kuyaka kapena kuyaka. Pakadali pano, njira zazikulu zomwe zimagwiritsidwa ntchito pokonzanso kuchedwa kwa moto ndi kuwonjezera zinthu zoletsa moto kapena zodzaza zoletsa moto, komanso kuphatikiza ndi zinthu zoletsa moto...Werengani zambiri -
Cholinga ndi kusintha kwa kupanga mphira wosaphika
Rabala imakhala ndi kusinthasintha kwabwino, koma chinthu chamtengo wapatalichi chimabweretsa mavuto akulu pakupanga zinthu. Ngati kusinthasintha kwa rabala yosaphika sikunachepe kaye, mphamvu zambiri zamakanika zimagwiritsidwa ntchito posintha mawonekedwe ake panthawi yokonza, ndipo mawonekedwe ofunikira sangapezeke...Werengani zambiri -
Asayansi a ku Yunivesite ya Zhejiang Amapanga "Mapulasitiki Okhazikika a Ceramic"
Pa June 8, 2023, Pulofesa Tang Ruikang ndi wofufuza Liu Zhaoming wochokera ku Dipatimenti ya Chemistry ku Zhejiang University adalengeza za kupanga "pulasitiki ya ceramic yosalala". Ichi ndi chinthu chatsopano chomwe chimaphatikiza kuuma ndi kufewa, ndi kuuma ngati ceramic, elastic ngati rabara...Werengani zambiri -
Nchifukwa chiyani timawonjezera CPE ku zinthu za PVC?
PVC Polyvinyl Chloride ndi utomoni wa thermoplastic wopangidwa ndi Chlorinated Polyethylene pogwiritsa ntchito choyambitsa. Ndi homopolymer ya Vinyl Chloride. PVC imagwiritsidwa ntchito kwambiri pa zipangizo zomangira, zinthu zamafakitale, zofunikira za tsiku ndi tsiku, chikopa cha pansi, matailosi a pansi, chikopa chochita kupanga, chitoliro...Werengani zambiri -
Katundu ndi Ntchito za CPE 135A
Chlorinated polyethylene (CPE) ndi chinthu cholemera kwambiri cha elastomer chopangidwa kuchokera ku polyethylene yapamwamba kwambiri (HDPE) kudzera mu chlorination Substitution reaction. Mawonekedwe a chinthucho ndi ufa woyera. Chlorinated polyethylene ili ndi kulimba kwabwino, kukana nyengo...Werengani zambiri -
Kubwezeretsanso kwa polyvinyl chloride
Polyvinyl chloride ndi imodzi mwa mapulasitiki asanu akuluakulu padziko lonse lapansi. Chifukwa cha mtengo wake wotsika poyerekeza ndi polyethylene ndi zitsulo zina, komanso magwiridwe antchito ake abwino kwambiri komanso mphamvu zake zakuthupi ndi zamakemikolo, imatha kukwaniritsa zosowa zokonzekera zolimba mpaka zofewa,...Werengani zambiri -
"Intaneti pamodzi" Kubwezeretsanso zinthu kwakhala kotchuka
Kukula kwa mafakitale azinthu zobwezerezedwanso kumadziwika ndi kusintha pang'onopang'ono kwa njira zobwezerezedwanso, kukula koyambirira kwa mafakitole, kugwiritsa ntchito kwambiri "Internet plus", komanso kusintha pang'onopang'ono kwa miyezo. Magulu akuluakulu azinthu zobwezerezedwanso mu Ch...Werengani zambiri -
Kusiyana pakati pa PVC yofewa ndi PVC yolimba
PVC ingagawidwe m'magulu awiri: PVC yolimba ndi PVC yofewa. Dzina lasayansi la PVC ndi polyvinyl chloride, yomwe ndi gawo lalikulu la pulasitiki ndipo imagwiritsidwa ntchito kwambiri popanga zinthu zapulasitiki. Ndi yotsika mtengo komanso imagwiritsidwa ntchito kwambiri. PVC yolimba imawerengera pafupifupi magawo awiri mwa atatu a msika, pomwe...Werengani zambiri -
Kukula kwa mtsogolo kwa polyethylene yokhala ndi chlorine kuli bwino
Polyethylene yokhala ndi chlorine, yomwe ndi chidule cha CPE, ndi chinthu chodzaza ndi polymer chomwe sichili ndi poizoni komanso fungo, chokhala ndi mawonekedwe oyera a ufa. Polyethylene yokhala ndi chlorine, monga mtundu wa polymer wokhala ndi chlorine wambiri, imakhala yolimba kwambiri pa nyengo, imalimba pa mafuta, imalimba pa asidi ndi alkali,...Werengani zambiri -
Polyethylene yopangidwa ndi chlorine (CPE) yomwe timaidziwa bwino
M'miyoyo yathu, CPE ndi PVC zimagwiritsidwa ntchito kwambiri. Chlorinated polyethylene ndi chinthu chopangidwa ndi polima chodzaza ndi mawonekedwe oyera a ufa, chosakhala ndi poizoni komanso chosakoma, ndipo chimakhala ndi kukana bwino nyengo, kukana ozoni, kukana mankhwala komanso kukana ukalamba.Werengani zambiri -
Kodi pali malo oti mitengo ya CPE itsike?
Mu theka loyamba la 2021-2022, mitengo ya CPE inakwera kwambiri, makamaka kufika pamlingo wapamwamba kwambiri m'mbiri. Pofika pa June 22, maoda otsika adachepa, ndipo kuthamanga kwa kutumiza kwa opanga chlorinated polyethylene (CPE) kunayamba pang'onopang'ono, ndipo mtengo unasinthidwa pang'onopang'ono. Kuyambira kumayambiriro kwa Julayi, kuchepa kunali ...Werengani zambiri -
Mtengo wa titanium dioxide ukukwera kumayambiriro kwa chaka cha 2023.
Pambuyo pa kukwera kwa mitengo ya titanium dioxide koyamba kumayambiriro kwa mwezi wa February, makampani opanga titanium dioxide posachedwapa ayambitsa kukwera kwa mitengo ya titanium dioxide. Pakadali pano, kukwera kwa mitengo ya titanium dioxide kuli kofanana, ndipo ...Werengani zambiri
