Furfural ati oka oka gbe ilana furfural jade
Lakotan
Awọn ohun elo okun ọgbin Pentosan ti o ni ninu (bii Corn cob, awọn ikarahun epa, awọn igi irugbin owu, awọn irẹsi iresi, sawdust, igi owu) yoo hydrolysis sinu pentose ni didan ti iwọn otutu ati ayase, Pentoses fi awọn ohun elo omi mẹta silẹ lati ṣe furfural
Oka oka ni lilo nipasẹ awọn ohun elo nigbagbogbo, ati lẹhin ilana lẹsẹsẹ ti o pẹlu Iwẹwẹnu, fifun pa, pẹlu hydrolysis acid, distillation mash, neutralization, dewatering, refining gba furfural ti o peye ni ipari.
“Egbin” naa yoo firanṣẹ si ijona igbomikana, eeru le ṣee lo bi ohun elo ti o kun fun awọn amayederun tabi Organic
Kẹta, ilana sisan ilana:
Iseda kemikali
Nitori furfural ni aldehyde ati dienyl ether awọn ẹgbẹ iṣẹ, furfural ni awọn ohun-ini ti aldehydes, ethers, dienes ati awọn agbo ogun miiran, paapaa iru si benzaldehyde. Labẹ awọn ipo kan, furfural le faragba awọn aati kemikali wọnyi:
Furfural jẹ oxidized lati mu maleic acid, maleic anhydride, furoic acid, ati furanic acid jade.
Ni ipele gaasi, furfural jẹ oxidized nipasẹ ayase lati ṣe ipilẹṣẹ malic acid anhydrous.
hydrogenation Furfural le ṣe agbejade oti furfuryl, ọti tetrahydrofurfuryl, methyl furan, methyl tetrahydrofuran.
Furan le ṣee ṣe lati nya si furfural ati nya omi lẹhin decarburization pẹlu ayase ti o yẹ.
Furfural faragba ifarahan Conicaro labẹ iṣe ti alkali ti o lagbara lati ṣe agbejade oti furfuryl ati furoate soda.
Furfural le faragba iṣesi Boqin labẹ iṣe ti iyọ acid ọra tabi ipilẹ Organic ati condense pẹlu acid anhydride lati dagba furan acrylic acid.
Furfural ti ni idapọ pẹlu awọn agbo ogun phenolic lati ṣe agbejade resini thermoplastic; o ti di pẹlu urea ati melamine lati ṣe ṣiṣu; ati pe o ti di pẹlu acetone lati ṣe resini furfurone.
Corncob nlo
1. A le lo awọn irin eru lati inu omi idọti, ati pe a le lo lati ṣe idiwọ awọn irin tinrin ti o gbona lati duro papọ.
2. O le ṣee lo ni iṣelọpọ ti paali, ọkọ simenti ati biriki simenti, ati pe o le ṣee lo bi kikun fun lẹ pọ tabi lẹẹmọ.
3. O le ṣee lo bi premix kikọ sii, methionine, lysine, lysine protein powder powder, betaine, orisirisi awọn igbaradi m, antifungal agents, vitamin, phospholipids, phytase, flavoring agents ati madurin, ailewu wọpọ enzymu choline chloride, ati be be lo, veterinary drug additives. , Awọn gbigbe ounjẹ, le rọpo lulú keji, ati pe o tun jẹ ọkan ninu awọn ohun elo aise akọkọ fun bakteria. ti ibi awọn ọja.
4. Ti a lo fun sisẹ furfural ati xylitol.
Awọn ọja ti o jọmọ
-
Ṣiṣe pẹlu ilana tuntun ti egbin furfural ...
Itọsi kiikan ti orilẹ-ede Awọn abuda ati ọna itọju ti omi idọti furfural: O ni acidity to lagbara. Omi idọti isalẹ ni 1.2% ~ 2.5% acetic acid, eyiti o jẹ turbid, khaki, gbigbe ina <60%. Ni afikun si omi ati acetic acid, o tun ni lalailopinpin A kekere iye ti furfural, awọn miiran wa kakiri Organic acids, ketones, ati be be lo. COD ninu omi idọti jẹ nipa 15000 ~ 20000mg/L...
-
Ilana iṣelọpọ hydrogen peroxide
Ilana iṣelọpọ hydrogen peroxide Ilana kemikali ti hydrogen peroxide jẹ H2O2, ti a mọ ni igbagbogbo bi hydrogen peroxide. Irisi jẹ omi ṣiṣan ti ko ni awọ, o jẹ oxidant to lagbara, ojutu olomi rẹ dara fun disinfection ọgbẹ iṣoogun ati disinfection ayika ati disinfection ounje. Labẹ awọn ipo deede, yoo bajẹ sinu omi ati atẹgun, ṣugbọn eku jijẹ ...