Nkhani Zamakampani
-
Kodi Kanema Wowonjezera Wa Biaxially Oriented Polypropylene Overwrap Ndi Chiyani?
Filimu ya Biaxially oriented polypropylene (BOPP) ndi mtundu wa filimu yosinthika yosinthika.Biaxially oriented polypropylene overwrap film imatambasulidwa mumakina ndi njira zopingasa.Izi zimabweretsa mayendedwe a ma molekyulu mbali zonse ziwiri.Mtundu uwu wa filimu yosinthika yosinthika umapangidwa kudzera munjira yopanga ma tubular.Kuwira kwa filimu yooneka ngati chubu kumatenthedwa ndikutenthedwa mpaka kufewetsa kwake (izi ndi zosiyana ndi malo osungunuka) ndipo amatambasulidwa ndi makina.Firimuyi imakhala pakati pa 300% - 400%.Kapenanso, filimuyo imatha kutambasulidwa ndi njira yotchedwa tent-frame film production.Ndi njira iyi, ma polima amatulutsidwa pamiyala yoziziritsa (yomwe imadziwikanso kuti sheet sheet) ndikukokedwa motsatira makinawo.Mafilimu a Tenter-frame amapanga ife... -
Kuchuluka kwa zotumiza kunja kudakwera kwambiri kuyambira Januware mpaka February 2023.
Malinga ndi ziwerengero za kasitomu: kuyambira Januware mpaka February 2023, voliyumu yotumiza kunja kwa PE ndi matani 112,400, kuphatikiza matani 36,400 a HDPE, matani 56,900 a LDPE, ndi matani 19,100 a LLDPE.Kuyambira Januware mpaka February, kuchuluka kwa katundu wakunja kwa PE kudakwera ndi matani 59,500 poyerekeza ndi nthawi yomweyi mu 2022, chiwonjezeko cha 112.48%.Kuchokera pa tchati pamwambapa, titha kuwona kuti kuchuluka kwa katundu wotumizidwa kuchokera ku Januwale mpaka February kwakula kwambiri poyerekeza ndi nthawi yomweyi mu 2022. Malinga ndi miyezi, kuchuluka kwa zotumiza kunja mu January 2023 kunawonjezeka ndi matani 16,600 poyerekeza ndi nthawi yomweyi chaka chatha, ndipo kuchuluka kwa katundu wotumizidwa kunja mu February kunakwera ndi matani 40,900 poyerekeza ndi nthawi yomweyi chaka chatha;kutengera mitundu, kuchuluka kwa LDPE (Januware-February) kunali matani 36,400, ... -
Ntchito zazikulu za PVC.
1. Mbiri PVC PVC Mbiri ndi mbiri ndi madera lalikulu la PVC mowa ku China, mlandu pafupifupi 25% ya okwana kudya PVC.Amagwiritsidwa ntchito makamaka popanga zitseko ndi mazenera ndi zida zopulumutsira mphamvu, ndipo kuchuluka kwa ntchito yawo kukukulirakulirabe m'dziko lonselo.M'mayiko otukuka, gawo la msika la zitseko za pulasitiki ndi mawindo limakhalanso loyamba, monga 50% ku Germany, 56% ku France, ndi 45% ku United States.2. Chitoliro cha PVC Pakati pa zinthu zambiri za PVC, mapaipi a PVC ndi gawo lachiwiri lalikulu la mowa, zomwe zimawerengera pafupifupi 20% ya mowa wake.Ku China, mapaipi a PVC amapangidwa kale kuposa mapaipi a PE ndi mapaipi a PP, okhala ndi mitundu yambiri, magwiridwe antchito abwino komanso osiyanasiyana ogwiritsira ntchito, omwe amakhala ndi malo ofunikira pamsika.3. Kanema wa PVC ... -
Mitundu ya polypropylene .
Mamolekyu a polypropylene ali ndi magulu a methyl, omwe amatha kugawidwa kukhala isotactic polypropylene, atactic polypropylene ndi syndiotactic polypropylene malinga ndi dongosolo la magulu a methyl.Pamene magulu a methyl akonzedwa kumbali imodzi ya unyolo waukulu, amatchedwa isotactic polypropylene;ngati magulu a methyl amagawidwa mwachisawawa mbali zonse za unyolo waukulu, amatchedwa atactic polypropylene;pamene magulu a methyl asinthidwa mosinthana mbali zonse za unyolo waukulu, amatchedwa syndiotactic.polypropylene.Pakupanga utomoni wa polypropylene, zomwe zili mu isotactic (zotchedwa isotacticity) zimakhala pafupifupi 95%, ndipo zina zonse ndi atactic kapena syndiotactic polypropylene.Utomoni wa polypropylene womwe umapangidwa pano ku China umagawidwa molingana ndi ... -
Kugwiritsa ntchito phala pvc resin.
Akuti mu 2000, kuchuluka kwa msika wapadziko lonse wa PVC paste resin kunali pafupifupi 1.66 miliyoni t/a.Ku China, PVC phala utomoni makamaka ali ndi ntchito zotsatirazi: Zochita kupanga zikopa: zonse msika ndi zofunika bwino.Komabe, zokhudzidwa ndi chitukuko cha chikopa cha PU, kufunikira kwa zikopa zopangira ku Wenzhou ndi malo ena akuluakulu ogwiritsira ntchito utomoni kumatsatiridwa ndi zoletsa zina.Mpikisano pakati pa chikopa cha PU ndi chikopa chopanga ndi wowopsa.Makampani achikopa apansi: Pokhudzidwa ndi kuchepa kwa chikopa cha pansi, kufunikira kwa utomoni wa phala mumsikawu kwakhala kutsika chaka ndi chaka m'zaka zaposachedwa.Makampani opanga ma gulovu: zomwe zimafunikira ndizokulirapo, makamaka zotumizidwa kunja, zomwe ndi za kukonza kwa omwe amaperekedwa ... -
Kugwiritsiridwa ntchito kwa caustic soda kumaphatikizapo minda yambiri.
Soda wa caustic amatha kugawidwa mu flake soda, granular soda ndi soda molingana ndi mawonekedwe ake.Kugwiritsa ntchito koloko kumakhudza magawo ambiri, zotsatirazi ndizofotokozera mwatsatanetsatane kwa inu: 1. Mafuta oyeretsedwa.Mukatsukidwa ndi sulfuric acid, mafuta a petroleum amakhalabe ndi zinthu zina za acidic, zomwe ziyenera kutsukidwa ndi sodium hydroxide solution ndikutsukidwa ndi madzi kuti mupeze mankhwala oyengeka.2.kusindikiza ndi kuyika Zogwiritsidwa ntchito makamaka mu utoto wa indigo ndi utoto wa quinone.Pakupaka utoto wa utoto wa vat, yankho la caustic soda ndi sodium hydrosulfite ziyenera kugwiritsidwa ntchito kuti zichepetse kukhala leuco acid, kenako ndi okosijeni kupita ku chikhalidwe choyambirira chosasungunuka ndi okosijeni pambuyo popaka utoto.Pambuyo pothira nsalu ya thonje ndi yankho la caustic soda, sera, mafuta, wowuma ndi zinthu zina ... -
Kubwezeretsa kwa PVC kwapadziko lonse kumadalira China.
Pofika mu 2023, chifukwa cha kuchepa kwachangu m'magawo osiyanasiyana, msika wapadziko lonse wa polyvinyl chloride (PVC) ukukumanabe ndi zosatsimikizika.Pazaka zambiri za 2022, mitengo ya PVC ku Asia ndi United States inasonyeza kuchepa kwakukulu ndikutsika pansi asanalowe 2023. Kulowa mu 2023, pakati pa zigawo zosiyanasiyana, China itasintha ndondomeko zake zopewera ndi kulamulira miliri, msika ukuyembekeza kuyankha;United States ikhoza kukwezanso chiwongola dzanja kuti ithane ndi kukwera kwa mitengo ndikuchepetsa kufunikira kwa PVC ku United States.Asia, motsogozedwa ndi China, ndi United States akulitsa malonda a PVC pakati pa kufunikira kofooka kwapadziko lonse.Koma ku Ulaya, derali lidzakumanabe ndi vuto la kukwera mtengo kwa magetsi ndi kuchepa kwa mphamvu ya inflation, ndipo mwina sipadzakhala kuchira kokhazikika pazachuma zamalonda.... -
Kodi chivomezi champhamvu ku Turkey pa polyethylene chakhudza bwanji?
Turkey ndi dziko lomwe lili pakati pa Asia ndi Europe.Ndili ndi mchere wambiri, golide, malasha ndi zinthu zina, koma alibe mafuta ndi gasi.Pa 18:24 pa February 6, nthawi ya Beijing (13:24 pa February 6, nthawi yakomweko), ku Turkey kunachitika chivomezi champhamvu cha 7.8, chozama kwambiri makilomita 20 ndi epicenter pa 38.00 degrees latitude kumpoto ndi 37.15 degrees longitude kummawa. .Chiwombankhangacho chinali kum’mwera kwa dziko la Turkey, kufupi ndi malire a dziko la Syria.Madoko akuluakulu a pachimakechi ndi madera ozungulira anali Ceyhan (Ceyhan), Isdemir (Isdemir), ndi Yumurtalik (Yumurtalik).Turkey ndi China ali ndi ubale wautali wamalonda wapulasitiki.Kutulutsa kwa dziko langa kwa polyethylene yaku Turkey ndikocheperako ndipo kukuchepera chaka ndi chaka, koma kuchuluka kwa katundu wotumiza kunja pang'onopang'ono ... -
Kuwunika kwa msika waku China wa caustic soda mu 2022.
Mu 2022, msika wakudziko langa wamtundu wa caustic soda wamtundu uliwonse uwonetsa kusinthasintha, ndipo zogulitsa kunja zidzafika pamlingo wapamwamba mu Meyi, pafupifupi $ 750 US / ton, ndipo kuchuluka kwapachaka kwa mwezi uliwonse kugulitsa matani 210,000.Kuwonjezeka kwakukulu kwa kuchuluka kwa katundu wa koloko wamadzimadzi kumabwera makamaka chifukwa cha kuchuluka kwa kufunikira kwa kunsi kwa mtsinje m'mayiko monga Australia ndi Indonesia, makamaka kutumizidwa kwa pulojekiti ya kumtunda kwa aluminiyamu ku Indonesia kwawonjezera kufunika kogula caustic soda;kuphatikiza, kukhudzidwa ndi mitengo yamagetsi yapadziko lonse lapansi, zomera zamtundu wa chlor-alkali ku Europe zayamba kumanga Zosakwanira, kuperekedwa kwa koloko yamadzimadzi kumachepetsedwa, motero kuchulukitsa kulowetsedwa kwa koloko kumapanganso suppo yabwino... -
Kupanga kwa titaniyamu ku China kudafika matani 3.861 miliyoni mu 2022.
Pa Januware 6, malinga ndi ziwerengero za Secretariat ya Titanium Dioxide Viwanda Technology Innovation Strategic Alliance ndi Titanium Dioxide Sub-center ya National Chemical Productivity Promotion Center, mu 2022, kupanga titaniyamu woipa ndi mabizinesi 41 okhazikika mu dziko langa titaniyamu woipa makampani adzapindula chinanso bwino, ndi kupanga makampani lonse Linanena bungwe okwana rutile ndi anatase titaniyamu woipa ndi mankhwala ena okhudzana anafika 3.861 miliyoni matani, kuwonjezeka kwa matani 71,000 kapena 1.87% chaka ndi chaka.Bi Sheng, mlembi wamkulu wa Titanium Dioxide Alliance komanso director of the Titanium Dioxide Sub-center, adati malinga ndi ziwerengero, mu 2022, padzakhala 41 yokwanira kupanga titanium dioxide ... -
Sinopec idachita bwino kwambiri pakupanga chothandizira cha metallocene polypropylene !
Posachedwapa, chothandizira metallocene polypropylene paokha anayamba ndi Beijing Research Institute of Chemical Makampani bwinobwino anamaliza woyamba mafakitale ntchito mayeso mu mphete chitoliro polypropylene ndondomeko unit wa Zhongyuan Petrochemical, ndipo opangidwa homopolymerized ndi mwachisawawa copolymerized metallocene polypropylene utomoni ndi ntchito kwambiri.China Sinopec anakhala kampani yoyamba ku China bwinobwino paokha kukhala metallocene polypropylene luso.Metallocene polypropylene ili ndi ubwino wa zinthu zosungunuka zosungunuka, zowonekera kwambiri komanso zowala kwambiri, ndipo ndizofunikira kwambiri pakusintha ndi kukweza makampani a polypropylene ndi chitukuko chapamwamba.Beihua Institute idayambitsa kafukufuku ndi chitukuko cha metallocene po ... -
Caustic Soda (Sodium Hydrooxide) - imagwiritsidwa ntchito bwanji?
HD Chemicals Caustic Soda - ntchito yake kunyumba, diy, DIY ndi chiyani?Ntchito yodziwika bwino ndiyo kukhetsa mapaipi.Koma caustic soda imagwiritsidwanso ntchito pazochitika zina zapakhomo, osati zadzidzidzi zokha.Caustic soda, ndi dzina lodziwika bwino la sodium hydroxide.HD Chemicals Caustic Soda imawononga kwambiri khungu, maso ndi mucous nembanemba.Choncho, pogwiritsira ntchito mankhwalawa, muyenera kusamala - kuteteza manja anu ndi magolovesi, kuphimba maso, pakamwa ndi mphuno.Mukakhudzana ndi chinthucho, tsukani malowa ndi madzi ozizira ambiri ndikufunsani dokotala (kumbukirani kuti soda ya caustic imayambitsa kutentha kwa mankhwala ndi kusagwirizana kwakukulu).Ndikofunikiranso kusunga wothandizira bwino - mu chidebe chotsekedwa mwamphamvu (soda imachita mwamphamvu ndi ...
