Polycarbonate (PC) sarkar kwayar cuta wacce ke dauke da rukunin Carbonate, a cewar tsarin kwayar cuta, da kuma mafi mahimmancin ƙwararrun ƙungiyar polycarbonate, da mafi girman ƙimar ƙwayoyin cuta daban-daban (MW) a cikin 20-100,000.

Hoto na PC tsarin tsari

Polycarbonate yana da ƙarfi mai kyau, tauri, mai nuna bambanci, aikace-aikacen ƙasa, Wuta da Kiwon Lafiya, Maɗaukaki na Kiwon Lafiya, Fim, Lafiya A samu babban aikace-aikace da yawa, zama daya daga cikin rukunan injiniya biyar a cikin rukuni na girma da sauri.

A shekarar 2020, karfin samar da PC na duniya na kusan tan miliyan 5.88 na tan miliyan 1.38, yayin da ya dace da tan miliyan 1.38, ana buƙatar shigo da ton miliyan 1.38, ana buƙatar shigo da su daga ƙasashen waje miliyan 1.38. Babban buƙatar kasuwa ya jawo hankalin hannun jari da yawa don haɓaka ayyukan da miliyan uku, kuma masana'antar PC ta nuna saurin canja wurin kasar Sin.

Don haka, menene tafiyar da samarwa ta PC? Menene tarihin ci gaba na PC a gida da ƙasashen waje? Waɗanne ne manyan masana'antun PC a China? Bayan haka, muna taƙaita yin tsefe.

PC uku naúrar samarwa tsari hanyoyin

Hanyar Polykachial PLYCASSWE PLYJAS, hanyar musayar gargajiya ta gargajiya da kuma Photogas musayar musayar musayar sauyuwa sune manyan hanyoyin samar da abubuwa uku a masana'antar PC.
Hoto hoto
1

Shine dauki phosgene a cikin hanyoyin m da ruwa mai narkewa na Bisphenol a don samar da ƙananan nauyin kayan kwalliya, sannan kuma a cikin manyan kwayoyin polycarbonate. A wani lokaci, kusan 90% na samfuran masana'antu polycarbonate aka haɗa ta wannan hanyar.

Amfanin polycacacial pcosgene wayon PC sune babban nauyin ƙwayoyin ƙwayoyin cuta, wanda zai iya kaiwa 1.5 * 105, da kuma kyawawan kayayyaki, da kuma aiki mai sauƙi. Rashin kyau shine tsarin aikin polemerization na buƙatar amfani da m phosgene da mai guba da maras muhimmanci kwayoyin cuta irin su methylene, wanda ke haifar da babban gurbata muhalli.

Nan da aka musayar hanyar musayar hanya, wanda aka sani da aka san polymerization, ta fara fitowa ta hanyar bayer, DPC), a cikin babban yanayin Externate, pre-counterynesation, amsawa da aka yi.

Dangane da albarkatun kasa da aka yi amfani da shi a cikin tsari na DPC, ana iya raba shi zuwa hanyar musayar al'adun gargajiya na gargajiya (kuma ana kiranta da hanyar musayar hanyar ta hannu) da kuma ba tare da photogas musayar musayar hoto ba.

2. Hanyar musayar ta gargajiya

An kasu kashi 2: (1) phosgene + phenol → Dpc; (2) DPC + BPA → PC, wanda ke tsaye Phengene tsari tsari.

Tsarin ya takaita, 'yanci, kyauta, kuma samar da kayan aikin DPC ya ƙunshi yawan ƙungiyar chlorofactation, wanda zai shafi ingancin samfurin PC, wanda zai shafi ingancin samfurin PC, wanda zai shafi ingancin samfurin PC, wanda zai shafi ingancin samfurin PC, wanda zai shafi iyakar samfurin ƙarshe na PC, wanda zai shafi iyakar samfurin ƙarshe na PC, wanda zai iya haifar da iyakar tsarin aiwatarwa.

3. Hanyar musayar ESTNE

Wannan hanyar ta kasu kashi 2: (1) DMC Phenol → Dpc; (2) DPC + BPA → PC, wanda ke amfani da Dimeth Carbonate DMC azaman albarkatun ƙasa da phenol don haɗa DPC.

Phens Phenol da aka samu daga musayar musayar da kuma za'a iya sake amfani da kararraki ga tsarin aikin DPC, don haka ya fahimci abubuwan da aka sake amfani da su; Saboda saukin tsarkakakken albarkatun kayan masarufi, samfurin ma baya buƙatar bushewa da wanke, kuma samfurin samfurin yana da kyau. Tsarin ba ya amfani da Phosgene, shine abokantaka ta muhalli, kuma ita ce hanyar kore mai kyau.

Tare da bukatun Kasa don sharar gida guda uku tare da karuwar bukatun bukatun kasa da kuma hani na bunkasa na samar da kayan kwalliya a nan gaba kamar yadda bunkasuwar samar da fasaha na PC a duniya.