Iindaba zeShishini
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I-PVC: Ukujikeleza okuncinci, ukunyuka okuqhubekayo kusafuna ukuqhutywa phantsi komsinga
Uhlengahlengiso oluncinci kurhwebo lwemihla ngemihla ngomhla we-15. Ngomhla we-14, iindaba zokuba ibhanki ephakathi iyawunciphisa ummiselo wogcino lwakhutshwa, kwaye imvakalelo yokuba ithemba kwimarike yavuselelwa. Ikamva lecandelo lamandla orhwebo lwasebusuku nalo laphakama ngokulinganayo. Nangona kunjalo, ngokwembono esisiseko, ukubuya kobonelelo lwezixhobo zolondolozo ngoSeptemba kunye nomkhwa wemfuno obuthathaka ezantsi kuseyona nto itsala kakhulu kwimarike okwangoku. Kufuneka kuqatshelwe ukuba asibi nomdla kakhulu kwimarike yexesha elizayo, kodwa ukwanda kwe-PVC kufuna ukuba ezantsi komlambo kunyuse umthwalo kancinci kancinci kwaye kuqale ukuzalisa kwakhona izinto eziluhlaza, ukuze kufunyanwe unikezelo lwezinto ezintsha ezifikayo ngoSeptemba kangangoko kunokwenzeka kwaye kuqhube ixesha elide... -
Amaxabiso e-polypropylene ayaqhubeka nokunyuka, nto leyo ebonisa ukunyuka okukhulu kwimveliso yeemveliso zeplastiki
NgoJulayi 2023, imveliso yemveliso yeplastiki yaseTshayina ifikelele kwi-6.51 yezigidi zeetoni, ukwanda kwe-1.4% ngonyaka. Imfuno yasekhaya iyaphucuka kancinci kancinci, kodwa imeko yokuthunyelwa kweemveliso zeplastiki ngaphandle isaphantsi; Ukusukela ngoJulayi, imakethi ye-polypropylene iqhubekile nokunyuka, kwaye imveliso yeemveliso zeplastiki ikhawuleze kancinci kancinci. Kwinqanaba lokugqibela, ngenkxaso yemigaqo-nkqubo emikhulu yophuhliso lwamashishini anxulumeneyo, imveliso yeemveliso zeplastiki kulindeleke ukuba inyuke ngakumbi ngo-Agasti. Ukongeza, amaphondo asibhozo aphezulu ngokwemveliso yemveliso yiPhondo laseGuangdong, iPhondo laseZhejiang, iPhondo laseJiangsu, iPhondo laseHubei, iPhondo laseShandong, iPhondo laseFujian, iPhondo laseGuangxi Zhuang Autonomous, kunye nePhondo laseAnhui. Phakathi kwawo, iG... -
Uyibona njani imakethi yexesha elizayo ngokunyuka okuqhubekayo kwamaxabiso e-PVC?
NgoSeptemba 2023, iqhutywa yimigaqo-nkqubo yezoqoqosho evumayo, ulindelo oluhle kwixesha le-"Nine Silver Ten", kunye nokunyuka okuqhubekayo kwixesha elizayo, ixabiso lemarike ye-PVC linyuke kakhulu. Ukusukela nge-5 kaSeptemba, ixabiso lemarike ye-PVC yasekhaya linyuke ngakumbi, apho ireferensi ephambili yezinto ezi-5 ze-calcium carbide imalunga ne-6330-6620 yuan/ton, kwaye ireferensi ephambili yezinto ze-ethylene ingama-6570-6850 yuan/ton. Kuyaqondakala ukuba njengoko amaxabiso e-PVC eqhubeka enyuka, iintengiselwano zemarike ziyathintelwa, kwaye amaxabiso okuthumela abathengisi ayaphazamiseka. Abanye abathengisi babone ukwehla kwintengiso yabo yokubonelela kwangoko, kwaye abanamdla kakhulu ekubuyiseleni amaxabiso aphezulu. Imfuno ephantsi kulindeleke ukuba inyuke kancinci, kodwa okwangoku i-p... -
Amaxabiso e-polypropylene ka-Agasti anyukile ngoSeptemba ngexesha lonyaka anokufika njengoko bekucwangcisiwe
Imarike ye-polypropylene inyuke ngo-Agasti. Ekuqaleni kwenyanga, umkhwa we-polypropylene futures wawungaguquguquki, kwaye ixabiso elimiselweyo lahlelwa ngaphakathi koluhlu. Ukunikezelwa kwezixhobo zokulungisa kwangaphambili kuqalise ukusebenza ngokulandelelana, kodwa kwangaxeshanye, inani elincinci lokulungiswa okuncinci liye lavela, kwaye umthwalo uwonke wesixhobo unyukile; Nangona isixhobo esitsha sigqibe ngempumelelo uvavanyo phakathi ku-Okthobha, akukho mveliso ifanelekileyo okwangoku, kwaye uxinzelelo lokubonelela kwindawo luyekile; Ukongeza, isivumelwano esiphambili se-PP satshintsha inyanga, ukuze ulindelo lweshishini kwimarike yexesha elizayo lunyuke, ukukhutshwa kweendaba zemarike, kwanyusa i-PP futures, kwakha inkxaso efanelekileyo kwimarike yendawo, kwaye ipetroli... -
Inzuzo kushishino lweemveliso zeplastiki iyaqhubeka nokuphucula amaxabiso e-polyolefin qhubela phambili
Ngokutsho kwe-National Bureau of Statistics, ngoJuni ka-2023, amaxabiso emveliso mveliso kazwelonke ehle nge-5.4% unyaka nonyaka kunye ne-0.8% inyanga nenyanga. Amaxabiso okuthenga abavelisi mveliso ehle nge-6.5% unyaka nonyaka kunye ne-1.1% inyanga nenyanga. Kwisiqingatha sokuqala salo nyaka, amaxabiso abavelisi mveliso ehle nge-3.1% xa kuthelekiswa nexesha elifanayo kunyaka ophelileyo, kwaye amaxabiso okuthenga abavelisi mveliso ehle nge-3.0%, apho amaxabiso emveliso yezinto eziluhlaza ehle nge-6.6%, amaxabiso emveliso yokucubungula ehle nge-3.4%, amaxabiso emveliso yezinto eziluhlaza zeekhemikhali kunye nemveliso yeekhemikhali ehle nge-9.4%, kwaye amaxabiso emveliso yeemveliso zerabha kunye neplastiki ehle nge-3.4%. Ngokombono omkhulu, ixabiso lenkqubo... -
Zithini izinto ezibalaseleyo ekusebenzeni okubuthathaka kwe-polyethylene kwisiqingatha sokuqala sonyaka kunye nemarike kwisiqingatha sesibini?
Kwisiqingatha sokuqala sika-2023, amaxabiso eoli ekrwada yamazwe ngamazwe aqale anyuka, emva koko ehla, aze atshintshatshintsha. Ekuqaleni konyaka, ngenxa yamaxabiso eoli ekrwada aphezulu, inzuzo yemveliso yamashishini eekhemikhali yayisephantsi kakhulu, kwaye iiyunithi zemveliso yepetroli zasekhaya zahlala ziphantsi kakhulu. Njengoko iziko lobunzima bamaxabiso eoli ekrwada liyehla kancinci, umthwalo wezixhobo zasekhaya uye wanda. Ukungena kwikota yesibini, ixesha lokugcinwa okugxininisiweyo kwezixhobo zepolyethylene zasekhaya lifikile, kwaye ukugcinwa kwezixhobo zepolyethylene zasekhaya kuye kwaqala kancinci. Ingakumbi ngoJuni, ukuxinana kwezixhobo zolondolozo kukhokelele ekwehleni kokunikezelwa kwezixhobo zasekhaya, kwaye ukusebenza kwemarike kuye kwaphucuka ngenxa yale nkxaso. Kwi-seco... -
Ukuncipha okuqhubekayo koxinzelelo oluphezulu lwe-polyethylene kunye nokuncipha okuncinci kokunikezelwa
Ngowama-2023, imakethi yasekhaya enoxinzelelo oluphezulu iza kuncipha ize yehle. Umzekelo, izinto zefilimu eziqhelekileyo ezingama-2426H kwimakethi yaseMntla China ziza kwehla ukusuka kwi-9000 yuan/ton ekuqaleni konyaka ukuya kwi-8050 yuan/ton ekupheleni kukaMeyi, kunye nokuhla kwe-10.56%. Umzekelo, i-7042 kwimakethi yaseMntla China iza kwehla ukusuka kwi-8300 yuan/ton ekuqaleni konyaka ukuya kwi-7800 yuan/ton ekupheleni kukaMeyi, kunye nokuhla kwe-6.02%. Ukuhla koxinzelelo oluphezulu kuphezulu kakhulu kunomgca othe ngqo. Ukusukela ekupheleni kukaMeyi, umahluko wamaxabiso phakathi koxinzelelo oluphezulu kunye nomgca othe ngqo uye wancipha waya kowona mxinwa kwiminyaka emibini edlulileyo, kunye nomahluko wamaxabiso angama-250 yuan/ton. Ukuhla okuqhubekayo kwamaxabiso oxinzelelo oluphezulu kuchatshazelwa kakhulu yimvelaphi yemfuno ebuthathaka, uluhlu oluphezulu lwempahla yoluntu, kunye... -
Zeziphi iikhemikhali ezithunyelwe yiTshayina eThailand?
Uphuhliso lwemarike yeekhemikhali yaseMzantsi-mpuma Asia lusekelwe kwiqela elikhulu labathengi, abasebenzi abangabizi kakhulu, kunye nemigaqo-nkqubo ekhululekileyo. Abanye abantu abakwishishini bathi imeko yangoku yemarike yeekhemikhali yaseMzantsi-mpuma Asia ifana kakhulu neyaseTshayina ngeminyaka yoo-1990. Ngamava ophuhliso olukhawulezileyo lweshishini leekhemikhali laseTshayina, indlela yophuhliso lwemarike yaseMzantsi-mpuma Asia iye yacaca ngakumbi. Ke ngoko, kukho amashishini amaninzi ajonge phambili andisa ngenkuthalo ishishini leekhemikhali laseMzantsi-mpuma Asia, njengekhonkco leshishini le-epoxy propane kunye nekhonkco leshishini le-propylene, kwaye andisa utyalo-mali lwawo kwimarike yaseVietnam. (1) I-Carbon black yeyona khemikhali inkulu ethunyelwa ngaphandle eTshayina ukuya eThailand Ngokwezibalo zedatha yesithethe, ubungakanani be-carbon bla... -
Ukwanda okukhulu kwimveliso yasekhaya ene-high-voltage kunye nokuncitshiswa komahluko wexabiso elithe ngqo
Ukususela ngo-2020, izityalo ze-polyethylene zasekhaya zingene kumjikelo wokwandiswa okuphakathi, kwaye amandla okuvelisa ngonyaka we-PE yasekhaya anyuke ngokukhawuleza, ngesantya sokukhula sonyaka esiphakathi esingaphezulu kwe-10%. Imveliso ye-polyethylene eveliswe ekhaya inyuke ngokukhawuleza, kunye nokuhlanganiswa okukhulu kwemveliso kunye nokhuphiswano olukhulu kwimarike ye-polyethylene. Nangona imfuno ye-polyethylene ikwabonakalise umkhwa wokukhula kwiminyaka yakutshanje, ukukhula kwemfuno akukhange kube ngokukhawuleza njengesantya sokukhula kobonelelo. Ukususela ngo-2017 ukuya ku-2020, amandla amatsha okuvelisa i-polyethylene yasekhaya agxile kakhulu kwiindidi ze-voltage ephantsi kunye ne-linear, kwaye bekungekho zixhobo ze-voltage ephezulu ezisetyenzisiweyo eTshayina, nto leyo ebangele ukusebenza kakuhle kwimarike ye-voltage ephezulu. Ngo-2020, njengoko amaxabiso ayehluka... -
Ikamva: gcina ukuguquguquka koluhlu, uhlele kwaye ulandele ulwalathiso lomphezulu weendaba
Ngomhla we-16 kuMeyi, ikhontrakthi yeLiansu L2309 yavulwa kwi-7748, ngexabiso elincinci le-7728, ixabiso eliphezulu le-7805, kunye nexabiso lokuvala le-7752. Xa kuthelekiswa nosuku lwangaphambili lorhwebo, yanda ngama-23 okanye i-0.30%, ngexabiso lokuhlawula le-7766 kunye nexabiso lokuvala le-7729. Uluhlu lwe-2309 lweLiansu lwatshintshatshintsha, ngokuncipha okuncinci kwezikhundla kunye nokuvalwa komgca olungileyo. Le ndlela yacinezelwa ngaphezulu komndilili ohambayo we-MA5, kwaye ibha eluhlaza ngaphantsi kwesalathisi se-MACD yehla; Ngokwembono yesalathisi se-BOLL, into ye-K-line iyaphambuka kumzila ongezantsi kwaye iziko lomxhuzulane litshintshela phezulu, ngelixa isibonakaliso se-KDJ sinolindelo olude lokwakheka kwesignali. Kusenokubakho indlela yokunyuka komgangatho kwimolding eqhubekayo yexesha elifutshane, elinde ulwalathiso oluvela kwi-n... -
Ziziphi iintlobo ezahlukeneyo zePolyethylene?
I-Polyethylene idla ngokwahlulahlulwa ibe yenye yeekhompawundi eziphambili ezininzi, ezona zixhaphakileyo ziquka i-LDPE, i-LLDPE, i-HDPE, kunye ne-Ultrahigh Molecular Weight Polypropylene. Ezinye iintlobo ziquka i-Medium Density Polyethylene (MDPE), i-Ultra-low-molecular-weight polyethylene (ULMWPE okanye i-PE-WAX), i-High-molecular-weight polyethylene (HMWPE), i-High-density cross-linked polyethylene (HDXLPE), i-Cross-linked polyethylene (PEX okanye i-XLPE), i-Very-low-density polyethylene (VLDPE), kunye ne-Chlorinated polyethylene (CPE). I-Low-Density Polyethylene (LDPE) sisixhobo esiguquguqukayo kakhulu esineempawu zokugeleza ezikhethekileyo ezenza ukuba ifaneleke ngakumbi kwiingxowa zokuthenga nakwezinye iifilimu zeplastiki. I-LDPE ine-ductility ephezulu kodwa amandla okuxinana aphantsi, nto leyo ibonakala kwihlabathi lokwenyani ngokuthanda kwayo ukolula xa... -
Umthamo wokuvelisa i-titanium dioxide kulo nyaka uza kwaphula iitoni ezizigidi ezi-6!
Ukususela nge-30 kaMatshi ukuya ku-1 ka-Epreli, iNkomfa yoNyaka yeSizwe yeTitanium Dioxide yowama-2022 ibibanjelwe eChongqing. Kwafunyaniswa kwintlanganiso ukuba imveliso kunye nomthamo wemveliso ye-titanium dioxide iya kuqhubeka ikhula ngo-2022, kwaye uxinzelelo lomthamo wemveliso luya kwanda ngakumbi; kwangaxeshanye, ubungakanani babavelisi abakhoyo buya kwanda ngakumbi kwaye iiprojekthi zotyalo-mali ngaphandle koshishino ziya kwanda, nto leyo eya kukhokelela ekunqongophaleni kobonelelo lwe-titanium ore. Ukongeza, ngokunyuka koshishino olutsha lwezinto zebhetri yamandla, ukwakhiwa okanye ukulungiswa kwenani elikhulu leeprojekthi ze-iron phosphate okanye i-lithium iron phosphate kuya kukhokelela ekunyukeni komthamo wemveliso ye-titanium dioxide kwaye kuqinise ukungqubana phakathi kobonelelo kunye nemfuno ye-titani...