Nhau
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Musika wePVC Paste Resin.
Kukwira Kwekudiwa Kwezvigadzirwa Zvekuvaka Kuti Zvifambise Musika Wepasirose wePVC Paste Resin Kuwedzera kwekudiwa kwezvinhu zvekuvaka zvinodhura munyika dzichiri kusimukira kunofungidzirwa kuti kuchawedzera kudiwa kwePVC paste resin munyika idzi mumakore mashoma anotevera. Zvinhu zvekuvaka zvakavakirwa paPVC paste resin zviri kutsiva zvimwe zvinhu zvechinyakare zvakaita sehuni, kongiri, ivhu, nesimbi. Zvigadzirwa izvi zviri nyore kuisa, zvinodzivirira shanduko dzemamiriro ekunze, uye hazvidhuri uye zvakareruka pakurema kupfuura zvinhu zvechinyakare. Zvinopawo mabhenefiti akasiyana-siyana maererano nekushanda. Kuwedzera kwehuwandu hwemapurogiramu ekutsvagisa kwetekinoroji nekuvandudza ane chekuita nezvinhu zvekuvaka zvakachipa, kunyanya munyika dziri kusimukira, kunotarisirwa kukurudzira kushandiswa kwePVC... -
Ongororo pamusoro peKuchinja kwekushandiswa kwePE mune ramangwana.
Parizvino, kushandiswa kukuru kwepolyethylene munyika yangu kunosanganisira firimu, jekiseni rekuisa mujekiseni, pombi, hollow, wire drawing, cable, metallocene, coating nedzimwe mhando huru. Chekutanga kutakura mutoro mukuru, chikamu chikuru chekushandiswa kwefirimu pasi ifirimu. Kuindasitiri yezvigadzirwa zvemafirimu, firimu guru ndiro firimu rekurima, firimu remaindasitiri uye firimu rekurongedza zvigadzirwa. Zvisinei, mumakore achangopfuura, zvinhu zvakaita sekurambidzwa kwemabhegi epurasitiki uye kudzikira kwekuda nekuda kwedenda iri zvakavanetsa kakawanda, uye vari kutarisana nemamiriro ezvinhu anonyadzisa. Kudiwa kwezvigadzirwa zvepurasitiki zvechinyakare zvichatsiviwa zvishoma nezvishoma nekukurumbira kwemapurasitiki anogona kuora. Vagadziri vemafirimu vazhinji vari kutarisanawo nekuvandudzwa kwetekinoroji yeindasitiri... -
Kugadzirwa kweCaustic Soda.
Caustic soda (NaOH) ndeimwe yemakemikari akakosha, ine kugadzirwa kwegore negore kwe106t. NaOH inoshandiswa mumakemikari echisikigo, mukugadzira aluminium, muindasitiri yemapepa, muindasitiri yekugadzira chikafu, mukugadzira sipo, nezvimwewo. Caustic soda chigadzirwa chakabatana mukugadzira chlorine, 97% yacho inoitika neelectrolysis yesodium chloride. Caustic soda ine simba guru pazvinhu zvakawanda zvesimbi, kunyanya pakupisa kwakanyanya uye munzvimbo dzakaomarara. Zvisinei, zvave zvichizivikanwa kwenguva yakareba kuti nickel inodzivirira ngura zvakanyanya pakupisa kwese uye munzvimbo dzakaomarara, sezvinoratidzwa neMufananidzo 1. Pamusoro pezvo, kunze kwenzvimbo dzakaomarara uye munzvimbo dzakaomarara, nickel haina dambudziko re... -
Mashandisirwo makuru epurasitiki yePVC resin.
Polyvinyl chloride kana PVC rudzi rweresin inoshandiswa mukugadzira rabha nepurasitiki. PVC resin inowanikwa muruvara ruchena uye muchimiro cheupfu. Inosanganiswa nezvimwe zvinowedzerwa uye mapurasitiki kugadzira PVC paste resin. PVC paste resin inoshandiswa pakuputira, kunyudza, kupupuma furo, kupfapfaidza, uye kugadzira kutenderera. PVC paste resin inobatsira mukugadzira zvigadzirwa zvakasiyana-siyana zvinowedzera kukosha senge pasi nemadziro, dehwe rekugadzira, machira epamusoro, magirovhosi, uye zvigadzirwa zvekuumba slush. Maindasitiri makuru ekushandisa ePVC paste resin anosanganisira kuvaka, mota, kudhinda, dehwe rekugadzira, uye magirovhosi emaindasitiri. PVC paste resin iri kushandiswa zvakanyanya mumaindasitiri aya, nekuda kwehunhu hwayo hwepanyama, kufanana, kupenya kwakanyanya, uye kupenya. PVC paste resin inogona kugadziriswa... -
17.6 bhiriyoni! Wanhua Chemical yazivisa zviri pamutemo mari yekudyara kune dzimwe nyika.
Manheru emusi wa13 Zvita, Wanhua Chemical yakaburitsa chiziviso chekudyara mari kubva kune dzimwe nyika. Zita rechinangwa chekudyara mari: Wanhua Chemical's ethylene 1.2 miriyoni matani pagore uye purojekiti yepamusoro yepolyolefin yeWanhua Chemical, uye huwandu hwekudyara mari: mari yese yekudyara inosvika mabhiriyoni gumi nemanomwe nemazana matanhatu emamiriyoni eyuan. Zvigadzirwa zvepamusoro zveindasitiri ye ethylene yenyika yangu zvinotsamira zvakanyanya pazvinhu zvinotengeswa kunze kwenyika. Polyethylene elastomers chikamu chakakosha chezvinhu zvitsva zvemakemikari. Pakati pazvo, zvigadzirwa zvepamusoro zvepolyolefin zvakaita sepolyolefin elastomers (POE) nezvinhu zvakasiyana-siyana zvinoenderana ne100% kubva pazvinhu zvinotengeswa kunze kwenyika. Mushure memakore ekuvandudzwa kwetekinoroji yakazvimirira, kambani iyi yave nehunyanzvi hwakazara hwematekinoroji akakodzera. Kambani iyi inoronga kuita chirongwa chechipiri che ethylene muYantai Ind... -
Makambani emafashoni ari kutambawo nebiology yekugadzira zvinhu, LanzaTech ichiburitsa chipfeko chitema chakagadzirwa neCO₂.
Hazvisi zvekuwedzeredza kutaura kuti biology yekugadzira zvinhu yapinda muhupenyu hwevanhu. ZymoChem yava kuda kugadzira jekete rekuski rakagadzirwa neshuga. Munguva pfupi yapfuura, kambani yezvipfeko zvemafashoni yakatanga dhirezi rakagadzirwa neCO₂. Fang iLanzaTech, kambani yebiology yekugadzira zvinhu ine mukurumbira. Zvinonzwisisika kuti kushandira pamwe uku hakusi kwekutanga "kusanganisa" kweLanzaTech. Kubva muna Chikunguru gore rino, LanzaTech yakashanda pamwe nekambani yezvipfeko zvemitambo Lululemon uye yakagadzira shinda nejira rekutanga pasi rose rinoshandisa machira ecarbon emission akadzokororwa. LanzaTech ikambani yehunyanzvi hwebiology yekugadzira zvinhu iri muIllinois, USA. Zvichibva pakuunganidzwa kwayo kwehunyanzvi mubiology yekugadzira zvinhu, bioinformatics, huchenjeri hwekugadzira zvinhu uye kudzidza kwemuchina, uye mainjiniya, LanzaTech yakagadzira... -
Nzira Dzekuvandudza Hunhu hwePVC - Basa reZviwedzerwa.
PVC resin inowanikwa kubva mupolymerization haina kugadzikana zvakanyanya nekuda kwekugadzikana kwayo kwekupisa kwakaderera uye viscosity yakanyanya kunyunguduka. Inofanira kuchinjwa isati yagadziriswa kuita zvigadzirwa zvakapedzwa. Hunhu hwayo hunogona kuwedzerwa/kugadziriswa nekuwedzera zvimwe zvinhu, zvakaita seheat stabilizers, UV stabilizers, plasticizers, impact modifiers, fillers, flame retardants, pigments, nezvimwewo. Kusarudzwa kwezvinowedzera izvi kuti zviwedzere hunhu hwepolymer kunoenderana nezvinodiwa pakushandiswa. Semuenzaniso: 1. Mapurasitiki (Phthalates, Adipates, Trimellitate, nezvimwewo) anoshandiswa seanonyorovesa kuti awedzere rheological pamwe nekushanda kwemuchina (kusimba, simba) kwezvigadzirwa zvevinyl nekuwedzera tembiricha. Zvinhu zvinokanganisa kusarudzwa kwepurasitiki yevinyl polymer ndeizvi: Polymer inoenderana... -
Musangano weChemdo wegore rose musi wa12/12.
Masikati emusi wa12 Zvita, Chemdo yakaita musangano wepagore. Zviri mumusangano zvakakamurwa kuita zvikamu zvitatu. Chekutanga, nekuti China yaregedza kudzora coronavirus, maneja mukuru akapa nhevedzano yemitemo yekambani yekugadzirisa denda iri, uye akakumbira munhu wese kuti agadzirire mishonga uye ateerere kuchengetedzwa kwevakwegura nevana vari kudzimba. Chechipiri, musangano wekupera kwegore wakarongwa kuti uitwe musi wa30 Zvita, uye munhu wese anofanirwa kutumira mishumo yekupera kwegore nenguva. Chechitatu, yakarongwa kuti iite kudya kwemanheru kwekupedzisira kwegore kwekambani manheru emusi wa30 Zvita. Pachava nemitambo nechikamu cherotari panguva iyoyo uye ndinotarisira kuti munhu wese achatora chikamu. -
Chigaro chakadhindwa nepolylactic acid 3D chinokanganisa fungidziro yako.
Mumakore achangopfuura, tekinoroji yekudhinda ye3D inogona kuonekwa munzvimbo dzakasiyana-siyana dzemaindasitiri, dzakadai sezvipfeko, mota, kuvaka, chikafu, nezvimwewo, zvese zvinogona kushandisa tekinoroji yekudhinda ye3D. Kutaura zvazviri, tekinoroji yekudhinda ye3D yakashandiswa pakugadzira zvinhu zvishoma nezvishoma mumazuva ekutanga, nekuti nzira yayo yekukurumidza yekugadzira inogona kuderedza nguva, simba revanhu uye kushandiswa kwezvinhu zvakabikwa. Zvisinei, sezvo tekinoroji ichikura, basa rekudhinda ye3D harisi rekuwedzera chete. Kushandiswa kwakakura kwetekinoroji yekudhinda ye3D kunosvika kumidziyo iri pedyo nehupenyu hwako hwezuva nezuva. Tekinoroji yekudhinda ye3D yakachinja maitiro ekugadzira fenicha. Netsika, kugadzira fenicha kunoda nguva yakawanda, mari uye simba revanhu. Mushure mekunge prototype yechigadzirwa yagadzirwa, inofanirwa kuongororwa nguva dzose uye kuvandudzwa. Ho... -
Ongororo pamusoro peKuchinja kwePE Downstream Consumption Varieties mune Remangwana.
Parizvino, huwandu hwekushandiswa kwepolyethylene munyika yangu hwakakura, uye kupatsanurwa kwemhando dzepurasitiki kwakaoma uye kunonyanya kutengeswa zvakananga kune vagadziri vezvigadzirwa zvepurasitiki. Ndezvechigadzirwa chekupedzisira muchikamu cheindasitiri ye ethylene. Pamwe chete nekukanganiswa kwekuwanda kwekushandiswa kwemumba munharaunda, musiyano wekuwanikwa kwenzvimbo uye kudiwa kwemidziyo hauna kuenzana. Nekuwedzera kwakasimba kwesimba rekugadzira kwemakambani ekugadzira polyethylene enyika yangu mumakore achangopfuura, divi rekugovera rakawedzera zvakanyanya. Panguva imwe chete, nekuda kwekuvandudzwa kuri kuramba kuchiitwa kwekugadzirwa kwevagari uye mararamiro avo, kudiwa kwavo kwakawedzera zvishoma nezvishoma mumakore achangopfuura. Zvisinei, kubva muhafu yechipiri ya202... -
Ndeapi Mhando dzakasiyana dzePolypropylene?
Kune mhando mbiri huru dzepolypropylene dziripo: homopolymers uye copolymers. Macopolymers akakamurwa kuita mablock copolymers uye random copolymers. Chikamu chimwe nechimwe chinokodzera mamwe mashandisirwo zviri nani kupfuura mamwe. Polypropylene inowanzonzi "simbi" yeindasitiri yepurasitiki nekuda kwenzira dzakasiyana-siyana dzainogona kugadziriswa kana kugadziriswa kuti iite basa rakati. Izvi zvinowanzoitwa nekuisa zvimwe zvinhu zvakakosha mairi kana nekugadzira nenzira chaiyo. Kuchinjika uku chinhu chakakosha. Homopolymer polypropylene igiredhi rebasa rakajairika. Unogona kufunga nezveizvi semamiriro ezvinhu epakutanga epolypropylene. Block copolymer polypropylene ine mayuniti e-monomer akarongwa mumabhuroko (ndiko kuti, muchimiro chenguva dzose) uye ine chero... -
Ndezvipi zviratidzo zvePolyvinyl Chloride (PVC)?
Zvimwe zvezvinhu zvakakosha zvePolyvinyl Chloride (PVC) ndeizvi: Kuwanda: PVC yakakora zvikuru kana tichienzanisa nemapurasitiki mazhinji (gravity chaiyo iri pedyo ne1.4) Zvehupfumi: PVC inowanikwa nyore uye yakachipa. Kuoma: PVC yakasimba inokodzera zvakanaka pakuoma uye kugara kwenguva refu. Simba: PVC yakasimba ine simba rakanaka rekudhonza. Polyvinyl Chloride ipurasitiki inodziya (zvichisiyana ne "thermoset"), iyo ine chekuita nenzira iyo purasitiki inopindura nayo pakupisa. Zvinhu zveThermoplastic zvinova mvura panguva yekunyunguduka kwadzo (mhando yePVC iri pakati pe100 degrees Celsius yakaderera uye yakakwirira se260 degrees Celsius zvichienderana nezvinowedzera). Chinhu chikuru chinobatsira nezvethermoplastics ndechekuti dzinogona kupiswa kusvika pakunyunguduka kwadzo, kutonhodzwa, uye kudziiswazve ne...