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        口服級(jí)的標(biāo)準(zhǔn)的葡萄糖的價(jià)格和注射糖級(jí)有一定的差距,采用膜分離系統(tǒng)處理葡萄糖糖化液簡(jiǎn)化傳統(tǒng)的工藝條件,如活性炭脫色及板框過濾,大幅度降低生產(chǎn)運(yùn)行成本??沙ゴ蠓肿与s質(zhì)、蛋白;去除色素;通過膜分離系統(tǒng)可以生產(chǎn)出DX>99%的高純葡萄糖糖漿。一次結(jié)晶即可得到無水注射葡萄糖?;蚴怯糜谏a(chǎn)高果糖漿,提高糖漿質(zhì)量及附加值。

        葡萄糖的低廉價(jià)位決定了生產(chǎn)的投資能力,但通過工藝改造使葡萄糖從口服級(jí)上升到注射級(jí)又可以帶來很大的經(jīng)濟(jì)效益。在溫度較低的情況下,葡萄糖較容易變質(zhì), 同時(shí)黏度大大增強(qiáng),不利于過濾,所以可以考慮在生產(chǎn)中采用高溫設(shè)備和耐高溫的膜,既減少了糖液從高溫向低溫的冷卻時(shí)間,減少變質(zhì)幾率,又能使膜通量有一定 程度的提高,減少處理時(shí)間。同時(shí),因膜濾液中的蛋白和雜質(zhì)被充分去除,后續(xù)工藝的樹脂受到的污染將大大減少,有力地改善了樹脂的處理能力,延長(zhǎng)樹脂的使用壽命。



葡萄糖膜分離工藝流程圖


膜分離工藝優(yōu)點(diǎn):

1. 糖化液的膜分離預(yù)處理,取代傳統(tǒng)壓濾機(jī),取消硅藻土助濾劑,節(jié)約活性炭用量,延長(zhǎng)離交樹脂壽命,縮短工藝時(shí)間,提高糖液質(zhì)量;

2.  樹脂交換液的常溫預(yù)濃縮,減少蒸汽用量,降低濃縮能耗;

3.  糖漿結(jié)晶母液的回收,提高經(jīng)濟(jì)效益;


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