Kudzora Kuwanda kweNaOH muOrganic Intermediate Synthesis

Mukugadzirwa kwezvinhu zvakasiyana-siyana zve organic, kudzora kwakaringana kwehuwandu hwe sodium hydroxide (NaOH) ndicho chinhu chikuru chinoratidza kunaka kwechigadzirwa, kushanda zvakanaka kwemaitiro acho, uye purofiti. Kushandiswa kweNaOH mukugadzirwa kwezvinhu zvakasiyana-siyana zve organic zvakaita se phenoxide salts ne alkoxide salts kunoita basa guru mukugadzirwa kwedhayi, mishonga, uye zvinhu zve polymeric, sezvo zvinhu izvi zvinoshanda sezvivako zvakakosha pakugadzira zvinhu zvine organic zvine mutengo wakakwira.

Pakugadzira phenoxide nealkoxide salts, mashandiro eNaOH akavakirwa pakushanda kwayo kwakasimba kwealkalinity. Kuburikidza ne inline ultrasonic sensing technology, maitiro ekugadzira NaOH-mediated anogona kutariswa munguva chaiyo pamatanho akasiyana-siyana.

Ona Mamwe Mapurogiramu

Matambudziko muNaOH Concentration Control yeOrganic Intermediate Synthesis

Kudzora kuwanda kweNaOH mukugadzirwa kwemakemikari kunounza matambudziko makuru ane chekuita nemaitiro ayo emakemikari uye mashandiro emaitiro. Kunyungudika kwayo muzvinhu zvinonyungudutsa zvipenyu kunokonzera kunaya kwemvura, nepo kusasanganiswa zvakanaka muma reactor makuru kunogadzira kuwanda kwehuwandu hwemakemikari - zvichikanganisa kuumbwa kwe phenoxide/alkoxide yakafanana.

Kunyungudika/kuita kwayo kwekunze (ΔH = -44.51 kJ/mol) kunokonzera kukwira kwekushisa, zvichikanganisa kuenzana (semuenzaniso, kushandura kugadzirwa kwealkoxide kuenda kuhydrolysis) uye kupfumisa zvinonyungudutsa zvishoma zvakaita seethanol. Kuchinja kwepH kunoenderana nekuwanda kwemafuta kunokanganisawo mhedzisiro: >1.0 M NaOH inokurudzira maitiro eCannizzaro muClaisen-Schmidt condensations, nepo <2.5 M ichideredza Kolbe-Schmitt carboxylation.

Pamusoro pezvo, NaOH inonwisa CO₂/hunyoro kuti igadzire Na₂CO₃ inosvibisa, uye kutarisa kwenguva chaiyo kunokanganiswa nekunonoka kwe titration kana pH meter kusvibiswa mune organics. NaOH yakakora (≥10 M) inowedzera kuparadza reactors, zvichiwedzera matambudziko ekudzora.

Une mibvunzo nezve kugadzirisa maitiro ekugadzira？

Bata neMainjiniya

Nzvimbo dzeKuisa Mamita eDensity Online muNaOH Concentration Control

Mamita ekudzikira kwehuwandu hwemagetsi ari paindaneti anonyanya kuiswa muzvikamu zvina zvakakosha zvemaitiro, achitarisa pakutarisa kweNaOH panguva chaiyo kuti ave nechokwadi chekuti maitiro acho agadzikana:

Kugadzirira Zvinhu Zvisina Kugadzirwa zveNaOH

Pakugadzirira NaOH yakasimba kuita mhinduro dzinodiwa pakugadzirisa,kuwanda kwe sodium hydroxidemitayakaiswa pakunzeuye ye mixingtangi. Inoshandura huwandu hwakayerwa kuita huwandu panguva chaiyo, ichidzivirira zvikanganiso zvinobva mukubatanidza nemaoko uye ichivimbisa kuti huwandu hwezvikafu hwakanyatsorongeka.

Kurapa Kwekutanga Kwechikafu Chekuita Nechikafu

Mhinduro yeNaOH isati yaiswa mu reactor,sensor yehuwandu hwe sodium hydroxideinoiswa paNaOH feed pipeline. Inoongorora kutevedzera huwandu hwezvinhu kuti idzivirire kusakwana kwekugadzirwa kwepakati kana kuti mativi ekuita zvinhu anokonzerwa nehuwandu husina kutsanangurwa.

Kutarisa Maitiro Ari Mukati Mekuita

Pakuita kwemaitiro apo huwandu hweNaOH hunochinja-chinja, chiyero che density meter chinoiswa papipeline yemukati me reactor kana papipeline ye outlet sampling. Chinotevera kuchinja-chinja kwehuwandu hwe real-time kuti chitungamirire kugadzirwa kweNaOH panguva yakakodzera, kudzivirira hydrolysis kana kusakwana kwekuita.

Kupora/Kugeza Mushure meKupindura

Kana NaOH isina kugadziriswa ikadzokororwa kana kushandiswa pakusuka chigadzirwa, density meter inoiswa patangi rekuchengetera mvura inodzokororwa. Inotarisa huwandu hweNaOH inodzokororwa, ichiona kana ichizodiridza kana kuwedzera, uye ichiona kuti huwandu hwemvura inoshambidzwa hunosangana nezvinodiwa zvekuchena (semuenzaniso, kudzivirira huwandu hwakawanda hweNaOH muma "intermediates").

Dzidza NezveMamwe Mamita Ehuremu

Meter yeSlurry Density isiri yenyukireya

Meter yeKuisa Makemikari

H₂O₂ Meter yeKuisa Mutsetse

Meta yeKuisa Ethanol Pamhepo

Mabhenefiti Anowanikwa NeSodium Hydroxide Concentration Meter

Chiyero che sodium hydroxide (NaOH) chinoratidza kukosha kukuru kwekugadzirwa kwe organic intermediate nekutarisa matambudziko makuru ekudzora kuwanda kwemafuta, nemabhenefiti makuru anotevera:

●InitInobvumira kutarisa kwenguva chaiyo, kwakarurama, ichitsiva nzira dzinononoka, dzisina kushanda dzakadai setitration. Nekushandura density kuita concentration ipapo ipapo, inoita kuti NaOH igare mukati mematanho akatarwa, ichidzivirira kuderedzwa kwedose kana kuderedzwa kwedose.

●Init inowedzera kugadzikana kwemaitiro uye kugara kwenguva refu kwechigadzirwa. Nekudzivirira kushandiswa kwakanyanya kweNaOH uye kubvumira kudzokorodzwa kwakarurama kweNaOH isina kugadziriswa, inoderedza mitengo yezvinhu uye inoderedza mutoro wekugadzirisa marara.

●It inowedzera kuchengetedzeka uye kutevedzera mitemo. Zviziviso zvenguva chaiyo zvehuwandu husina kujairika zvinoderedza njodzi dzekuora kwereactor kana kuti exothermic runaway. Pamusoro pezvo, basa rayo rekunyora data rinosangana nezvinodiwa zvemutemo zvemaindasitiri akaita semishonga, zvichiita kuti maitiro ekuongorora ave nyore.