CN114015734A - 一种葡萄糖分离纯化方法 - Google Patents

一种葡萄糖分离纯化方法 Download PDF

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CN114015734A
CN114015734A CN202111279003.XA CN202111279003A CN114015734A CN 114015734 A CN114015734 A CN 114015734A CN 202111279003 A CN202111279003 A CN 202111279003A CN 114015734 A CN114015734 A CN 114015734A
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glucose
sugar solution
starch
filtering
purification method
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师明
尹意春
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Yangzhou Mingzeng Bio Tech Co ltd
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Yangzhou Mingzeng Bio Tech Co ltd
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    • C12P19/00Preparation of compounds containing saccharide radicals
    • C12P19/20Preparation of compounds containing saccharide radicals produced by the action of an exo-1,4 alpha-glucosidase, e.g. dextrose
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00Preparation of compounds containing saccharide radicals
    • C12P19/02Monosaccharides
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    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12PFERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P19/00Preparation of compounds containing saccharide radicals
    • C12P19/14Preparation of compounds containing saccharide radicals produced by the action of a carbohydrase (EC 3.2.x), e.g. by alpha-amylase, e.g. by cellulase, hemicellulase
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    • C13KSACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
    • C13K1/00Glucose; Glucose-containing syrups
    • C13K1/06Glucose; Glucose-containing syrups obtained by saccharification of starch or raw materials containing starch
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    • C13K1/00Glucose; Glucose-containing syrups
    • C13K1/06Glucose; Glucose-containing syrups obtained by saccharification of starch or raw materials containing starch
    • C13K1/08Purifying

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Abstract

本发明涉及一种葡萄糖分离纯化方法,包括以下步骤:1)糖化、2)过滤、3)除杂、4)离子交换、5)中和加热、6)二次过滤、7)结晶,该葡萄糖分离纯化方法对传统的提纯方法进行改进,能够有效去除其中多余的离子,提高葡萄糖的纯度。

Description

一种葡萄糖分离纯化方法
技术领域
本发明特别涉及一种葡萄糖分离纯化方法。
背景技术
现有的葡萄糖工艺一般都是采用离子交换法来实现分离提纯,但是由于加入的离子总量无法很好地确定,所以往往会有阳离子残留,影响后续使用。
发明内容
本发明要解决的技术问题是:为了克服现有技术的不足,提供一种葡萄糖分离纯化方法。
本发明解决其技术问题所采用的技术方案是:一种葡萄糖分离纯化方法,包括以下步骤:
1)糖化:以淀粉为原料,通过调浆后在液化酶的作用下液化,再经过糖化酶的作用糖化,形成浓度为80-90%左右的葡萄糖浆;
2)过滤:采用硅藻土过滤的方式进入到板框或者转鼓进行过滤,过滤方式为循环过滤两次;
3)除杂:去除残留的淀粉及悬浮物,得到较为纯净的糖液,其中糖液的浓度为95%左右;
4)离子交换:利用大量的阴阳离子交换树脂脱除糖液中的盐分;
5)中和加热:加入20%左右的盐酸,然后对溶液进行加热,加热时间为10-15分钟,然后冷却,得到精纯糖液,此时糖液的浓度为97%-99%;
6)二次过滤:采用渗透膜对精纯糖液进行二次过滤;
7)结晶:将精纯糖液采用重结晶的方式获得医用级葡萄糖;
作为优选,步骤6中,通过结晶机和离心机实现重结晶功能。。
本发明的有益效果是,该葡萄糖分离纯化方法对传统的提纯方法进行改进,能够有效去除其中多余的离子,提高葡萄糖的纯度。
具体实施方式
实施例:
一种葡萄糖分离纯化方法,包括以下步骤:
1)糖化:以淀粉为原料,通过调浆后在液化酶的作用下液化,再经过糖化酶的作用糖化,形成浓度为80-90%左右的葡萄糖浆;
2)过滤:采用硅藻土过滤的方式进入到板框或者转鼓进行过滤,过滤方式为循环过滤两次;
3)除杂:去除残留的淀粉及悬浮物,得到较为纯净的糖液,其中糖液的浓度为95%左右;
4)离子交换:利用大量的阴阳离子交换树脂脱除糖液中的盐分;
5)中和加热:加入20%左右的盐酸,然后对溶液进行加热,加热时间为10-15分钟,然后冷却,得到精纯糖液,此时糖液的浓度为97%-99%;
6)二次过滤:采用渗透膜对精纯糖液进行二次过滤;
7)结晶:将精纯糖液采用重结晶的方式获得医用级葡萄糖;
作为优选,步骤6中,通过结晶机和离心机实现重结晶功能。。
与现有技术相比,该葡萄糖分离纯化方法对传统的提纯方法进行改进,能够有效去除其中多余的离子,提高葡萄糖的纯度。

Claims (2)

1.一种葡萄糖分离纯化方法,其特征在于,包括以下步骤:
1)糖化:以淀粉为原料,通过调浆后在液化酶的作用下液化,再经过糖化酶的作用糖化,形成浓度为80-90%左右的葡萄糖浆;
2)过滤:采用硅藻土过滤的方式进入到板框或者转鼓进行过滤,过滤方式为循环过滤两次;
3)除杂:去除残留的淀粉及悬浮物,得到较为纯净的糖液,其中糖液的浓度为95%左右;
4)离子交换:利用大量的阴阳离子交换树脂脱除糖液中的盐分;
5)中和加热:加入20%左右的氢氧化钠溶液,然后对溶液进行加热,加热时间为10-15分钟,然后冷却,得到精纯糖液,此时糖液的浓度为97%-99%;
6)二次过滤:采用渗透膜对精纯糖液进行二次过滤;
7)结晶:将精纯糖液采用重结晶的方式获得医用级葡萄糖。
2.如权利要求1所述的葡萄糖分离纯化方法,其特征在于,步骤7中,通过结晶机和离心机实现重结晶功能。
CN202111279003.XA 2021-10-31 2021-10-31 一种葡萄糖分离纯化方法 Pending CN114015734A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103725731A (zh) * 2013-12-30 2014-04-16 河南飞天农业开发股份有限公司 葡萄糖酸钠专用结晶葡萄糖及其制备方法
CN103865968A (zh) * 2012-12-16 2014-06-18 西王药业有限公司 一种提高无水葡萄糖和一水葡萄糖产品品质的工艺
CN104593447A (zh) * 2014-12-24 2015-05-06 山东龙力生物科技股份有限公司 一种高品质葡萄糖粉的节能制备工艺
WO2016016234A1 (en) * 2014-07-28 2016-02-04 Purac Biochem Bv Method of pre-treatment of lignocellulosic materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103865968A (zh) * 2012-12-16 2014-06-18 西王药业有限公司 一种提高无水葡萄糖和一水葡萄糖产品品质的工艺
CN103725731A (zh) * 2013-12-30 2014-04-16 河南飞天农业开发股份有限公司 葡萄糖酸钠专用结晶葡萄糖及其制备方法
WO2016016234A1 (en) * 2014-07-28 2016-02-04 Purac Biochem Bv Method of pre-treatment of lignocellulosic materials
CN104593447A (zh) * 2014-12-24 2015-05-06 山东龙力生物科技股份有限公司 一种高品质葡萄糖粉的节能制备工艺

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
赵锁军;刘桂平;: "淀粉葡萄糖生产中葡萄糖液的净化处理", 现代农村科技, no. 08, pages 77 - 78 *

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Application publication date: 20220208