Labarai
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Yaya za ku iya sanin ko filastik polypropylene ne?
Ɗaya daga cikin mafi sauƙi hanyoyin da za a gudanar da gwajin harshen wuta ita ce ta hanyar yanke samfurin daga filastik da kuma kunna shi a cikin kwandon hayaki. Launi na harshen wuta, kamshi da halayen konewa na iya ba da alamar nau'in filastik: 1. Polyethylene (PE) - Drips, ƙanshi kamar kyandir; na candlewax; 3. Polymethylmethacrylate (PMMA, "Perspex") - Bubbles, crackles, sweet aromatic wari; harshen wuta, ƙamshin marigolds; 6. Polyethylene kumfa (PE) - Drips, ƙanshin kyandir -
Mars M Beans ta ƙaddamar da fakitin takarda mai haɗe-haɗe na PLA a cikin China.
A cikin 2022, Mars ta ƙaddamar da cakulan M&M na farko da aka haɗe a cikin takarda mai lalacewa a cikin Sin. An yi shi da abubuwa masu lalacewa kamar takarda da PLA, yana maye gurbin marufi mai laushi na gargajiya a baya. Marufi ya wuce GB/T Hanyar ƙaddara ta 19277.1 ta tabbatar da cewa a ƙarƙashin yanayin takin masana'antu, zai iya ragewa fiye da 90% a cikin watanni 6, kuma zai zama ruwan da ba na halitta ba, carbon dioxide da sauran samfurori bayan lalacewa. ; -
Kayayyakin PVC na kasar Sin ya kasance mai girma a farkon rabin shekara.
Bisa kididdigar sabuwar kididdigar kwastam, a cikin watan Yunin 2022, kasarmu ta shigo da foda zalla da ya kai tan 29,900, wanda ya karu da kashi 35.47 bisa dari bisa na watan da ya gabata da kuma karuwar kashi 23.21% a duk shekara; a watan Yunin 2022, adadin fitar da foda na kasata ta PVC ya kai tan 223,500, Ragewar wata-wata ya kasance kashi 16%, kuma karuwar shekara-shekara ya kasance 72.50%. Yawan fitar da kayayyaki ya ci gaba da kasancewa mai girma, wanda ya rage yawan wadata a kasuwannin cikin gida zuwa wani matsayi. -
Menene Polypropylene (PP)?
Polypropylene (PP) wani abu ne mai tauri, mai kauri, da kristal thermoplastic. An yi shi daga propene (ko propylene) monomer. Wannan resin hydrocarbon na layi shine polymer mafi sauƙi tsakanin duk robobin kayayyaki. PP yana zuwa ko dai azaman homopolymer ko azaman copolymer kuma ana iya haɓakawa sosai tare da ƙari. Yana samun aikace-aikace a cikin marufi, mota, mabukaci mai kyau, likitanci, fina-finan simintin, da sauransu. PP ya zama kayan zaɓin zaɓi, musamman lokacin da kuke neman polymer mai ƙarfi (misali, vs Polyamide) a cikin aikace-aikacen injiniya ko kawai neman. fa'idar farashi a cikin kwalabe gyare-gyare (vs. PET). -
Menene Polyethylene (PE)?
Polyethylene (PE), kuma aka sani da polyethylene ko polyethylene, yana ɗaya daga cikin robobi da aka fi amfani da su a duniya. Polyethylene yawanci suna da tsarin layi na layi kuma an san su zama ƙari na polymers. Babban aikace-aikacen waɗannan polymers ɗin roba yana cikin marufi. Ana amfani da polyethylene sau da yawa don yin jakunkuna, kwalabe, fina-finai na filastik, kwantena, da geomembranes. Ana iya lura da cewa fiye da tan miliyan 100 na polyethylene ana samarwa a kowace shekara don dalilai na kasuwanci da masana'antu. -
Binciken yadda kasuwar fitar da kayayyaki ta kasata ta PVC a farkon rabin shekarar 2022.
A cikin rabin farko na 2022, kasuwar fitarwa ta PVC ta karu kowace shekara. A cikin kwata na farko, wanda koma bayan tattalin arzikin duniya ya shafa da kuma annoba, yawancin kamfanonin fitar da kayayyaki na cikin gida sun nuna cewa an rage bukatar faya-fayan waje. Ko da yake, tun daga farkon watan Mayu, tare da ingantuwar yanayin annobar, da jerin matakai da gwamnatin kasar Sin ta bullo da su don karfafa farfadowar tattalin arziki, yawan ayyukan da kamfanonin kera PVC na cikin gida ya yi yawa, kasuwar PVC ta kara zafafa. , kuma buƙatun diski na waje ya karu. Adadin yana nuna ƙayyadaddun yanayin haɓaka, kuma gabaɗayan aikin kasuwa ya inganta idan aka kwatanta da lokacin da ya gabata. -
Menene PVC ake amfani dashi?
Tattalin arziki, m polyvinyl chloride (PVC, ko vinyl) ana amfani da iri-iri aikace-aikace a cikin gini da gini, kiwon lafiya, lantarki, mota da sauran sassa, a cikin kayayyakin jere daga bututu da siding, jini jakunkuna da tubing, zuwa waya da kuma na USB rufi, gilashin tsarin sassan da sauransu. ; -
Taron safe na Chemdo a ranar 26 ga Yuli.
A safiyar ranar 26 ga watan Yuli, Chemdo ya gudanar da taron gama-gari. Da farko babban manajan ya bayyana ra'ayinsa game da halin da tattalin arzikin duniya ke ciki: tattalin arzikin duniya ya koma baya, masana'antun cinikayyar kasashen waje gaba daya sun shiga cikin mawuyacin hali, bukatu na raguwa, yawan jigilar kayayyaki na teku yana raguwa. Sannan kuma tunatar da ma’aikata cewa a karshen watan Yuli, akwai wasu al’amura na kashin kansu da ya kamata a magance su, wadanda za a iya shirya su da wuri-wuri. Kuma ya ƙayyade jigon sabon bidiyon kafofin watsa labarai na wannan makon: Babban Tashin hankali a cikin kasuwancin waje. Sannan ya gayyaci abokan aiki da dama don raba sabbin labarai, sannan a karshe ya bukaci sassan kudi da takardu da su kiyaye takardun da kyau. ; -
Ana gab da mika aikin ethylene da tace matatar man Hainan miliyan ton.
Aikin Hainan Refining and Chemical Ethylene Project da aikin sake ginawa da fadada aikin suna a yankin raya tattalin arzikin Yangpu, tare da zuba jarin sama da yuan biliyan 28. Ya zuwa yanzu, ci gaban gine-ginen gabaɗaya ya kai kashi 98%. Bayan an kammala aikin da kuma samar da shi, ana sa ran za a fitar da sama da yuan biliyan 100 na masana'antu na kasa. Olefin Feedstock Diversification da High-end Downstream Forum za a gudanar a Sanya a Yuli 27-28. A karkashin sabon yanayin, za a tattauna game da ci gaban manyan ayyuka kamar PDH, da ethane crack, da yanayin gaba na sababbin fasahohi irin su danyen mai kai tsaye zuwa olefins, da sabon ƙarni na kwal / methanol zuwa olefins. ; -
MIT: Polylactic-glycolic acid copolymer microparticles suna yin rigakafin "ƙarfafa kai".
Masana kimiyya a Cibiyar Fasaha ta Massachusetts (MIT) sun ba da rahoto a cikin mujallar Kimiyyar Ci gaban Kimiyya na baya-bayan nan cewa suna haɓaka alluran rigakafi guda ɗaya na haɓaka kai. Bayan an yi allurar rigakafin a cikin jikin mutum, ana iya fitar da shi sau da yawa ba tare da buƙatar harbi mai ƙarfi ba. Ana sa ran za a yi amfani da sabon maganin rigakafin cututtukan da suka kama daga kyanda zuwa Covid-19. An ba da rahoton cewa wannan sabon rigakafin an yi shi da ƙwayoyin poly (lactic-co-glycolic acid) (PLGA). PLGA wani abu ne mai lalacewa na aikin polymer Organic fili, wanda ba shi da guba kuma yana da kyakkyawar dacewa. An amince da shi don amfani da shi a cikin Abubuwan da ake shukawa, sutures, kayan gyarawa, da sauransu -
Yuneng Chemical Company: Farkon samar da masana'antu na polyethylene mai fesa!
Kwanan nan, sashin LLDPE na Cibiyar Polyolefin na Kamfanin Yuneng Chemical Company ya yi nasarar samar da DFDA-7042S, samfurin polyethylene mai fesa. An fahimci cewa samfurin polyethylene da za a iya fesa samfur ne da aka samo daga saurin haɓaka fasahar sarrafa ƙasa. Abun polyethylene na musamman tare da aikin fesa a saman yana magance matsalar rashin aikin canza launi na polyethylene kuma yana da babban sheki. Ana iya amfani da samfurin a cikin kayan ado da wuraren kariya, wanda ya dace da samfuran yara, abubuwan hawa, kayan tattarawa, da manyan tankunan ajiya na masana'antu da aikin gona, kayan wasan yara, shingen tsaro na hanya, da sauransu, kuma hasashen kasuwa yana da yawa sosai. ; -
Petronas ton miliyan 1.65 na polyolefin yana gab da dawowa kasuwar Asiya!
A cewar sabon labarai, Pengerang a Johor Bahru, Malaysia, ya sake farawa 350,000 ton / shekara linear low-density polyethylene (LLDPE) naúrar a ranar 4 ga Yuli, amma naúrar na iya ɗaukar wani lokaci don Samun kwanciyar hankali. Bayan haka, fasahar ta Spheripol 450,000 tons / shekara polypropylene (PP), 400,000 ton / shekara high-density polyethylene (HDPE) shuka da Spherizone fasahar 450,000 ton / shekara polypropylene (PP) shuka ana kuma sa ran karuwa daga wannan watan don hutawa. Dangane da kimar Argus, farashin LLDPE a kudu maso gabashin Asiya ba tare da haraji ba a ranar 1 ga Yuli shine $ 1360-1380 / ton CFR, kuma farashin zanen waya na PP a kudu maso gabashin Asiya a ranar 1 ga Yuli shine $ 1270-1300 / ton CFR ba tare da haraji ba. .