Labaran Masana'antu
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Menene HDPE ake amfani dashi?
Ana amfani da HDPE a cikin samfura da marufi kamar kwalabe na madara, kwalabe na wanka, kwalabe na margarine, kwandon shara da bututun ruwa.A cikin bututu masu tsayi daban-daban, ana amfani da HDPE azaman maye gurbin bututun turmi da aka kawo don dalilai na farko guda biyu.Na ɗaya, ya fi aminci fiye da bututun kwali da aka kawo domin idan harsashi ya lalace kuma ya fashe a cikin bututun HDPE, bututun ba zai farfashe ba.Dalili na biyu shi ne cewa ana iya sake amfani da su suna ƙyale masu zanen kaya su ƙirƙiri riguna masu harbi da yawa.Masu fasaha na Pyrotechnicians suna hana yin amfani da bututun PVC a cikin bututun turmi saboda yana ƙoƙarin tarwatse, aika ɓangarorin filastik a yiwuwar masu kallo, kuma ba za su bayyana a cikin hasken X-ray ba.; -
Katin kore PLA ya zama sanannen mafita mai dorewa ga masana'antar hada-hadar kudi.
Ana buƙatar robobi da yawa don yin katunan banki a kowace shekara, kuma tare da haɓakar matsalolin muhalli, Thales, jagora a cikin manyan matakan tsaro, ya samar da mafita.Misali, katin da aka yi da 85% polylactic acid (PLA), wanda aka samu daga masara;wata sabuwar dabarar ita ce yin amfani da nama daga ayyukan tsaftace bakin teku ta hanyar haɗin gwiwa tare da ƙungiyar muhalli Parley for the Oceans.Sharar filastik da aka tattara - "Ocean Plastic®" a matsayin sabon kayan albarkatun don samar da katunan;Hakanan akwai zaɓi don katunan PVC da aka sake yin fa'ida gabaɗaya daga filastik da aka yi daga sharar gida daga masana'antar marufi da bugu don rage amfani da sabbin robobi.; -
Takaitaccen nazari kan bayanan shigo da resin pvc na kasar Sin daga watan Janairu zuwa Yuni.
Daga watan Janairu zuwa Yuni 2022, kasata ta shigo da jimillar ton 37,600 na man manna, raguwar kashi 23% idan aka kwatanta da na shekarar da ta gabata, kuma ta fitar da jimillar ton 46,800 na resin manna, wanda ya karu da 53.16% idan aka kwatanta da na shekarar da ta gabata. daidai lokacin bara.A farkon rabin shekara, in ban da kamfanoni guda ɗaya da ke rufewa don kulawa, nauyin aikin gidan man-manyan resin na cikin gida ya kasance a matsayi mai girma, samar da kayayyaki ya wadatar, kuma kasuwa ta ci gaba da raguwa.Masu masana'anta sun himmatu wajen neman odar fitar da kayayyaki don rage rikice-rikicen kasuwannin cikin gida, kuma yawan adadin fitar da kayayyaki ya karu sosai. -
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.; -
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
