Labarai
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Kasuwar Man Shafawa ta PVC.
Ƙara Buƙatar Kayayyakin Gine-gine don Haɓaka Kasuwar Man Fetur na PVC ta Duniya Ana hasashen cewa ƙaruwar buƙatar kayan gini masu araha a ƙasashe masu tasowa zai ƙara buƙatar man fetir na PVC a waɗannan ƙasashe a cikin shekaru masu zuwa. Kayayyakin gini da aka gina bisa man fetir na PVC suna maye gurbin wasu kayan gargajiya kamar itace, siminti, yumbu, da ƙarfe. Waɗannan samfuran suna da sauƙin shigarwa, suna jure wa canje-canje a yanayi, kuma suna da rahusa kuma suna da sauƙi fiye da kayan gargajiya. Hakanan suna ba da fa'idodi daban-daban dangane da aiki. Ana sa ran ƙaruwar adadin shirye-shiryen bincike da haɓaka fasaha da suka shafi kayan gini masu araha, musamman a ƙasashe masu tasowa, zai haɓaka amfani da man fetir na PVC... -
Bincike kan Canje-canje a cikin amfani da PE a nan gaba.
A halin yanzu, manyan amfani da polyethylene a ƙasata sun haɗa da fim, injection molding, pipes, hollow, waya zane, kebul, metallocene, coating da sauran manyan nau'ikan. Na farko da ya fi shan wahala, mafi girman kaso na amfani da shi a ƙasa shine fim. Ga masana'antar kayan fim, babban abin da ake amfani da shi a ƙasa shine fim ɗin noma, fim ɗin masana'antu da fim ɗin marufi. Duk da haka, a cikin 'yan shekarun nan, abubuwa kamar ƙuntatawa akan jakunkunan filastik da raguwar buƙata sakamakon annobar sun dame su akai-akai, kuma suna fuskantar yanayi mai kunya. Za a maye gurbin buƙatar kayayyakin filastik na gargajiya da za a iya zubarwa a hankali da yaɗuwar robobi masu lalacewa. Yawancin masana'antun fina-finai suma suna fuskantar sabbin fasahohin masana'antu... -
Samar da Soda mai ƙarfi.
Caustic soda (NaOH) yana ɗaya daga cikin mahimman kayan abinci na sinadarai, tare da jimlar samar da 106t a kowace shekara. Ana amfani da NaOH a cikin sinadarai na halitta, a cikin samar da aluminum, a cikin masana'antar takarda, a cikin masana'antar sarrafa abinci, a cikin kera sabulun wanki, da sauransu. Caustic soda wani samfuri ne na haɗin gwiwa wajen samar da chlorine, wanda kashi 97% na wannan yana faruwa ne ta hanyar electrolysis na sodium chloride. Caustic soda yana da tasiri mai ƙarfi akan yawancin kayan ƙarfe, musamman a yanayin zafi mai yawa da yawansu. Duk da haka, an san shi na dogon lokaci cewa nickel yana nuna kyakkyawan juriya ga lalata soda a kowane yawansu da yanayin zafi, kamar yadda Hoto na 1 ya nuna. Bugu da ƙari, sai dai a yawansu da yanayin zafi mai yawa, nickel ba shi da kariya daga damuwa da caustic ke haifarwa-c... -
Babban amfani da resin PVC na manna.
Polyvinyl chloride ko PVC wani nau'in resin ne da ake amfani da shi wajen samar da roba da filastik. Ana samun resin PVC a launin fari da foda. Ana haɗa shi da ƙari da robobi don ƙera resin manna PVC. Ana amfani da resin manna PVC don shafawa, tsomawa, kumfa, feshi, da kuma yin juyi. Resin manna PVC yana da amfani wajen ƙera kayayyaki daban-daban masu daraja kamar su rufin bene da bango, fata ta wucin gadi, yadudduka na saman, safar hannu, da kayayyakin gyaran fuska. Manyan masana'antun resin manna PVC da ake amfani da su a ƙarshe sun haɗa da gini, mota, bugawa, fata ta roba, da safar hannu ta masana'antu. Ana ƙara amfani da resin manna PVC a waɗannan masana'antu, saboda haɓaka halayensa na zahiri, daidaito, yawan sheƙi, da haske. Ana iya keɓance resin manna PVC... -
biliyan 17.6! Wanhua Chemical ta sanar da saka hannun jari a ƙasashen waje a hukumance.
A yammacin ranar 13 ga Disamba, Wanhua Chemical ta fitar da sanarwar saka hannun jari daga ƙasashen waje. Sunan manufar saka hannun jarin: Aikin ethylene na Wanhua Chemical na tan miliyan 1.2/shekara da kuma aikin polyolefin mai girman gaske, da kuma adadin saka hannun jarin: jimillar saka hannun jarin yuan biliyan 17.6. Kayayyakin da ke cikin masana'antar ethylene ta ƙasata sun dogara ne kacokan kan shigo da kayayyaki daga ƙasashen waje. Polyethylene elastomers muhimmin bangare ne na sabbin kayan sinadarai. Daga cikinsu, kayayyakin polyolefin masu girman gaske kamar polyolefin elastomers (POE) da kayan musamman daban-daban sun dogara 100% kan shigo da kayayyaki daga ƙasashen waje. Bayan shekaru na ci gaba da fasaha mai zaman kanta, kamfanin ya ƙware sosai kan fasahohin da suka dace. Kamfanin yana shirin aiwatar da aikin ethylene na mataki na biyu a Yantai Ind... -
Kamfanonin zamani na zamani suna amfani da fasahar kere-kere ta roba, inda LanzaTech ta ƙaddamar da wata riga baƙar fata da aka yi da CO₂.
Ba ƙari ba ne a ce ilimin halittar roba ya shiga kowane fanni na rayuwar mutane. ZymoChem na gab da ƙirƙirar jaket ɗin kankara da aka yi da sukari. Kwanan nan, wata alama ta tufafin zamani ta ƙaddamar da rigar da aka yi da CO₂. Fang ita ce LanzaTech, wani kamfanin ilmin halittar roba mai tauraro. An fahimci cewa wannan haɗin gwiwa ba shine "crossover" na farko na LanzaTech ba. Tun daga watan Yulin wannan shekarar, LanzaTech ta yi haɗin gwiwa da kamfanin kayan wasanni na Lululemon kuma ta samar da zare da masana'anta na farko a duniya waɗanda ke amfani da yadi mai sake amfani da iskar carbon. LanzaTech kamfani ne na fasahar ilmin halittar roba wanda ke Illinois, Amurka. Dangane da tarin fasaha da yake da shi a fannin ilmin halittar roba, bioinformatics, fasahar wucin gadi da koyon injina, da injiniyanci, LanzaTech ta haɓaka... -
Hanyoyin Inganta Halayen PVC - Matsayin Ƙarin Abinci.
Resin PVC da aka samu daga polymerization ba shi da ƙarfi sosai saboda ƙarancin kwanciyar hankali na zafi da kuma yawan narkewar sa. Yana buƙatar a gyara shi kafin a sarrafa shi zuwa samfuran da aka gama. Ana iya inganta/gyara halayensa ta hanyar ƙara wasu ƙarin abubuwa, kamar masu daidaita zafi, masu daidaita UV, masu daidaita filastik, masu gyara tasirin, masu cikawa, masu hana harshen wuta, pigments, da sauransu. Zaɓin waɗannan ƙarin abubuwa don haɓaka halayen polymer ya dogara da buƙatun aikace-aikacen ƙarshe. Misali: 1. Ana amfani da filastik (Phthalates, Adipates, Trimellitate, da sauransu) azaman masu laushi don haɓaka aikin rheological da injiniya (ƙarfin, ƙarfi) na samfuran vinyl ta hanyar ƙara zafin jiki. Abubuwan da ke shafar zaɓin filastik don polymer ɗin vinyl sune: Daidaita polymer... -
Taron cikakken zaman Chemdo a ranar 12/12.
A ranar 12 ga Disamba da rana, Chemdo ta gudanar da taron gama gari. Abubuwan da ke cikin taron sun kasu kashi uku. Na farko, saboda China ta sassauta matakan dakile cutar coronavirus, babban manajan ya fitar da wasu manufofi ga kamfanin don magance annobar, kuma ya nemi kowa ya shirya magunguna ya kuma kula da kare tsofaffi da yara a gida. Na biyu, an shirya gudanar da taron takaitaccen bayani na karshen shekara a ranar 30 ga Disamba, kuma ana bukatar kowa ya gabatar da rahotannin karshen shekara a kan lokaci. Na uku, an tsara shi ne don gudanar da liyafar cin abincin karshen shekara ta kamfanin a yammacin ranar 30 ga Disamba. Za a yi wasanni da zaman caca a wannan lokacin kuma ina fatan kowa zai shiga cikin shirin. -
Kujera mai siffar polylactic acid mai siffar 3D wacce ke canza tunaninka.
A cikin 'yan shekarun nan, ana iya ganin fasahar buga 3D a fannoni daban-daban na masana'antu, kamar tufafi, motoci, gini, abinci, da sauransu, duk suna iya amfani da fasahar buga 3D. A gaskiya ma, an yi amfani da fasahar buga 3D wajen ƙara yawan samarwa a farkon zamanin, saboda hanyar yin samfurin ta cikin sauri na iya rage lokaci, ƙarfin ma'aikata da yawan amfani da kayan masarufi. Duk da haka, yayin da fasahar ke girma, aikin buga 3D ba wai kawai yana ƙaruwa ba ne. Faɗin amfani da fasahar buga 3D ya shafi kayan daki da suka fi kusa da rayuwar yau da kullun. Fasahar buga 3D ta canza tsarin kera kayan daki. A al'ada, yin kayan daki yana buƙatar lokaci mai yawa, kuɗi da ƙarfin ma'aikata. Bayan an samar da samfurin samfurin, yana buƙatar a ci gaba da gwada shi da inganta shi. Ho... -
Bincike kan Canje-canjen Nau'ikan Amfani da PE a Ƙasashen Waje a Nan Gaba.
A halin yanzu, yawan amfani da polyethylene a ƙasata yana da yawa, kuma rarraba nau'ikan da ke ƙasa yana da rikitarwa kuma galibi ana sayar da su kai tsaye ga masana'antun kayayyakin filastik. Yana cikin ɓangaren samfurin ƙarshe a cikin sarkar masana'antar ƙasa ta ethylene. Tare da tasirin yawan amfani da gida a yankin, gibin wadata da buƙata na yanki ba shi da daidaito. Tare da faɗaɗa ƙarfin samarwa na kamfanonin samar da polyethylene na ƙasata a cikin 'yan shekarun nan, ɓangaren samar da kayayyaki ya ƙaru sosai. A lokaci guda, saboda ci gaba da inganta samar da kayayyaki da matsayin rayuwa na mazauna, buƙatar su ta ƙaru a cikin 'yan shekarun nan. Duk da haka, tun daga rabin na biyu na 202... -
Mene ne nau'ikan polypropylene daban-daban?
Akwai manyan nau'ikan polypropylene guda biyu da ake da su: homopolymers da copolymers. An ƙara raba copolymers zuwa tubalan copolymers da bazuwar copolymers. Kowane rukuni ya fi dacewa da wasu aikace-aikace fiye da sauran. Polypropylene galibi ana kiransa "ƙarfe" na masana'antar filastik saboda hanyoyi daban-daban da za a iya gyara shi ko keɓance shi don ya fi dacewa da takamaiman manufa. Yawanci ana samun wannan ta hanyar gabatar da ƙarin abubuwa na musamman a gare shi ko ta hanyar ƙera shi ta wata hanya ta musamman. Wannan daidaitawa abu ne mai mahimmanci. Homopolymer polypropylene aji ne na gabaɗaya. Kuna iya tunanin wannan kamar yanayin da aka saba na kayan polypropylene. Polypropylene na toshe yana da raka'o'in co-monomer da aka shirya a cikin tubalan (wato, a cikin tsari na yau da kullun) kuma yana ɗauke da duk wani... -
Menene Halayen Polyvinyl Chloride (PVC)?
Wasu daga cikin muhimman halaye na Polyvinyl Chloride (PVC) sune: Yawan: PVC yana da kauri sosai idan aka kwatanta da yawancin robobi (nauyin nauyi na musamman kusan 1.4) Tattalin arziki: PVC yana samuwa cikin sauƙi kuma yana da arha. Tauri: PVC mai kauri yana da kyau ga tauri da juriya. Ƙarfi: PVC mai kauri yana da ƙarfin tauri. Polyvinyl Chloride abu ne mai "thermoplastic" (sabanin "thermoset"), wanda ke da alaƙa da yadda robobi ke amsawa ga zafi. Kayan thermoplastic suna zama ruwa a wurin narkewarsu (zagaye na PVC tsakanin ƙarancin digiri 100 na Celsius da mafi girma kamar digiri 260 na Celsius ya danganta da ƙarin abubuwa). Babban sifa mai amfani game da thermoplastics shine ana iya dumama su zuwa wurin narkewarsu, a sanyaya su, sannan a sake dumama su...