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PVC shine polyvinyl chloride, wanda shine polymer polymerized ta vinyl chloride monomer a ƙarƙashin aikin peroxide, mahadi azo da sauran masu farawa, ko kuma ƙarƙashin aikin haske da zafi bisa ga tsarin polymerization na kyauta.PVC yana daya daga cikin mafi girma a duniya-manufa ...Kara karantawa»
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Ta hanyar shigar da copolymerization na monomer cikin babban sarkar vinyl chloride, ana samun sabon polymer mai ɗauke da mahaɗin monomer guda biyu, wanda ake kira copolymer.Babban nau'ikan da kaddarorin copolymers na vinyl chloride da sauran monomers sune kamar haka: (1) vinyl chloride vinyl ace...Kara karantawa»
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Ana haɗa filastik PVC daga iskar acetylene da hydrogen chloride, sannan polymerized.A farkon shekarun 1950, an samar da shi ta hanyar acetylene carbide, kuma a cikin ƙarshen 1950s, ya juya zuwa hanyar oxidation na ethylene tare da isassun kayan aiki da ƙananan farashi;A halin yanzu, fiye da 80% na PVC sake ...Kara karantawa»
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Halayen konewa na PVC sune cewa yana da wuyar ƙonewa, yana kashewa nan da nan bayan barin wuta, harshen wuta shine hayaƙin rawaya da fari, kuma filastik yana yin laushi lokacin ƙonewa, yana ba da ƙamshin chlorine mai ban haushi.Polyvinyl chloride resin filastik ne mai abubuwa da yawa....Kara karantawa»
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Filayen PVC yana nufin fili PVC a masana'antar sinadarai.Sunan Ingilishi: polyvinyl chloride, taƙaitaccen Turanci: PVC.Wannan ita ce ma'anar PVC da aka fi amfani da ita.Launinsa na halitta shine rawaya mai ɗaukar nauyi da sheki.Gaskiyar ita ce mafi kyau fiye da na polyethylene da polypropylene, kuma wo ...Kara karantawa»
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Manufa: Akwatin wayar hannu mai hana ruwa ruwa, akwati wayar hannu mai aikin hana ruwa, na iya sa wayoyin hannu na yau da kullun su hana ruwa.Ko da a ƙarƙashin ruwa, kuna iya ɗaukar hotuna, kewaya Intanet da sauraron kiɗa kyauta.Akwai akwatunan wayar hannu da yawa da ba su da ruwa a kasuwa, waɗanda za su iya naɗe ku ...Kara karantawa»
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A cikin 'yan shekarun nan, yayin da amfani da wayoyin hannu ya zama sananne, kuma yanayin aikace-aikacen yana da yawa, yawancin mutane ba za su iya rayuwa ba tare da wayar hannu a ko'ina ba, don haka buhunan wayar hannu sun bayyana kamar yadda zamani ke bukata. .Budewar waterpro...Kara karantawa»
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Akwai babban fayil wanda zai iya taimaka maka warware abubuwan da ba su da matsala sosai, yadda ya kamata ya taimaka maka don fayyace takaddun da ba su da kyau, taimaka maka tunawa, da adana kuɗaɗen da aka warwatse: kowane lokaci a cikin ɗan lokaci, tebur zai cika da jerin siyayya, takaddun shaida. , tikiti iri-iri, da dai sauransu idan da gaske kuna c...Kara karantawa»
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Nau'in Kayan Aiki na Farko Takarda Mai naɗe Katin Takarda, ko allo kawai, kalma ce ta gaba ɗaya, wacce ta ƙunshi nau'ikan takarda daban-daban da aka yi amfani da su a cikin marufi.Hakanan ana amfani da kayan kati ta irin wannan hanya, ana nufin allunan gabaɗaya ko takaddun tallafi don taurin kai...Kara karantawa»
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Duk da yake muna da wasu 'yan watanni kawai na 2021, shekarar ta kawo wasu halaye masu ban sha'awa a cikin masana'antar tattara kaya.Tare da kasuwancin e-commerce ya ci gaba da kasancewa fifikon mabukaci, ci gaban fasaha da dorewa ya ci gaba da zama fifiko, masana'antar tattara kaya ta aiwatar da…Kara karantawa»
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Hanyoyi huɗu masu mahimmanci waɗanda za su tsara makomar marufi zuwa 2028 Makomar Marufi: Hasashen Dabarun Tsawon Tsawon Lokaci zuwa 2028, tsakanin 2018 da 2028 an saita kasuwar marufi ta duniya don faɗaɗa da kusan 3% a kowace shekara, wanda ya kai sama da $ 1.2 tiriliyan.Kasuwancin marufi na duniya ya karu da 6.8% ...Kara karantawa»
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Fa'idodin Amfani da Fakitin Filastik Marufi na filastik yana ba mu damar karewa, adanawa, adanawa da jigilar kayayyaki ta hanyoyi daban-daban.Ba tare da fakitin filastik ba, yawancin samfuran da masu siye ke siya ba za su yi tafiya zuwa gida ko kantin sayar da su ba, ko tsira cikin yanayi mai kyau lo ...Kara karantawa»
