CN113455658A - 一种槐豆胶质的加工技术 - Google Patents
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Abstract
本发明公开了一种槐豆胶质的加工技术,其包括将槐豆种子去皮、粉碎、粗分离、胶磨处理、酶处理、漂白、纯化、浓缩、脱水等步骤,制备出的槐豆胶质产品透明度高。现有技术相比,本发明生产出的槐豆胶质透明度高,可以达到90%以上,克服了普通槐豆胶质因透明度差无法用于高端产品的问题。同时,槐豆胶质比表面积得到极大的提高,最高可以达到500cm2/g,有效解决了产品在水中不易分散的难题,简化了其在下游产业中应用的工艺,减少成本。
Description
技术领域
本发明涉及槐豆加工技术领域,更具体的说是涉及一种槐豆胶质的加工技术。
背景技术
槐豆胶质可以看作一种膳食纤维,在控制体重和治疗糖尿病和高脂血症方面都可以用作食疗的一种配膳。一般所观察到的膳食纤维的生理功能主要是高黏性的纤维可以作为营养物质的吸附结合载体,这样缓解了营养物质在肠道内的消化性破坏和蠕动,最终导致营养物质被吸收的程度较低。槐豆胶质在糖尿病人中具有降低餐后血糖和胰岛素水平的效果。此外,槐豆胶质对胃肠道激素的分泌还具有一定的影响。
发明内容
有鉴于此,本发明提供了一种可以得到高品质的槐豆胶质的加工技术。
为实现上述目的,本发明提供如下技术方案:
一种槐豆胶质的加工技术,其特征在于,包括以下步骤:
(1)胚乳:取槐豆种子粗粉碎,筛去果皮、子叶、胚,得胚乳;
(2)粉碎:将胚乳经研磨机进行气流粉碎;
(3)分离:将粉碎的粉末进行粗分离,去除大部分色素、纤维、淀粉和蛋白,得槐豆胶粗胶;
(4)胶磨处理:将槐豆胶粗胶与水按照1∶30-150的质量比混合,吸水溶胀得稳定胶液,再经过胶磨机进行脱淀粉和高比表处理;
(5)酶处理:将胶液升温至30-70℃,加入胶液质量1%-4%的α-半乳糖苷酶处理50-200min;
(6)灭活:将酶处理液加热升温至70-100℃,进行保温酶灭活;
(7)漂白:将处理液降温至50-70℃,加酸或加碱催化处理液,然后加入漂白剂进行漂白处理,得白色胶液;
(8)纯化:将白色胶液经过膜孔径为5-40μm的纯化系统处理得高透无色胶液;
(9)浓缩:将高透无色胶液进行浓缩得固含量10-40%的浓缩液;
(10)脱水:将浓缩液进行醇析或盐析脱水得槐豆胶质产品。
优选的,在上述一种槐豆胶质的加工技术中,所述的步骤(7)中加酸时使处理液pH值达到4-6,加碱时使处理液pH值达到9-10。
优选的,在上述一种槐豆胶质的加工技术中,所述的碱为氢氧化钙、氢氧化钠、氢氧化钾和碳酸钠中的一种或几种。
优选的,在上述一种槐豆胶质的加工技术中,所述的酸为硫酸、盐酸、草酸、醋酸、苹果酸和柠檬酸中的一种或几种。
优选的,在上述一种槐豆胶质的加工技术中,所述的漂白剂为过氧化氢、次氯酸钠和硫代硫酸钠中的一种或几种,漂白剂的用量为处理液质量的1-10%。
经由上述的技术方案可知,与现有技术相比,本发明生产出的槐豆胶质透明度高,可以达到90%以上,克服了普通槐豆胶质因透明度差无法用于高端产品的问题。同时,槐豆胶质比表面积得到极大的提高,最高可以达到500cm2/g,有效解决了产品在水中不易分散的难题,简化了其在下游产业中应用的工艺,减少成本。
具体实施方式
下面将结合本发明实施例,对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1:
(1)胚乳:取1kg槐豆种子粗粉碎,筛去果皮、子叶、胚,得胚乳;
(2)粉碎:将胚乳经研磨机进行气流粉碎;
(3)分离:将粉碎的粉末进行粗分离,去除大部分色素、纤维、淀粉和蛋白,得槐豆胶粗胶;
(4)胶磨处理:将槐豆胶粗胶与水按照1∶30的质量比混合,吸水溶胀得稳定胶液,再经过胶磨机进行脱淀粉和高比表处理;
(5)酶处理:将胶液升温至30℃,加入胶液质量1%的α-半乳糖苷酶处理50min;
(6)灭活:将酶处理液加热升温至70℃,进行保温酶灭活;
(7)漂白:将处理液降温至50℃,加酸或加碱催化处理液,然后加入漂白剂进行漂白处理,得白色胶液;
(8)纯化:将白色胶液经过膜孔径为5μm的纯化系统处理得高透无色胶液;
(9)浓缩:将高透无色胶液进行浓缩得固含量10%的浓缩液;
(10)脱水:将浓缩液进行醇析或盐析脱水得槐豆胶质产品。
实施例2:
(1)胚乳:取1kg槐豆种子粗粉碎,筛去果皮、子叶、胚,得胚乳;
(2)粉碎:将胚乳经研磨机进行气流粉碎;
(3)分离:将粉碎的粉末进行粗分离,去除大部分色素、纤维、淀粉和蛋白,得槐豆胶粗胶;
(4)胶磨处理:将槐豆胶粗胶与水按照1∶100的质量比混合,吸水溶胀得稳定胶液,再经过胶磨机进行脱淀粉和高比表处理;
(5)酶处理:将胶液升温至50℃,加入胶液质量3%的α-半乳糖苷酶处理100min;
(6)灭活:将酶处理液加热升温至80℃,进行保温酶灭活;
(7)漂白:将处理液降温至60℃,加酸或加碱催化处理液,然后加入漂白剂进行漂白处理,得白色胶液;
(8)纯化:将白色胶液经过膜孔径为20μm的纯化系统处理得高透无色胶液;
(9)浓缩:将高透无色胶液进行浓缩得固含量30%的浓缩液;
(10)脱水:将浓缩液进行醇析或盐析脱水得槐豆胶质产品。
实施例3:
(1)胚乳:取1kg槐豆种子粗粉碎,筛去果皮、子叶、胚,得胚乳;
(2)粉碎:将胚乳经研磨机进行气流粉碎;
(3)分离:将粉碎的粉末进行粗分离,去除大部分色素、纤维、淀粉和蛋白,得槐豆胶粗胶;
(4)胶磨处理:将槐豆胶粗胶与水按照1∶150的质量比混合,吸水溶胀得稳定胶液,再经过胶磨机进行脱淀粉和高比表处理;
(5)酶处理:将胶液升温至70℃,加入胶液质量4%的α-半乳糖苷酶处理200min;
(6)灭活:将酶处理液加热升温至100℃,进行保温酶灭活;
(7)漂白:将处理液降温至70℃,加酸或加碱催化处理液,然后加入漂白剂进行漂白处理,得白色胶液;
(8)纯化:将白色胶液经过膜孔径为40μm的纯化系统处理得高透无色胶液;
(9)浓缩:将高透无色胶液进行浓缩得固含量40%的浓缩液;
(10)脱水:将浓缩液进行醇析或盐析脱水得槐豆胶质产品。
本说明书中各个实施例采用递进的方式描述,每个实施例重点说明的都是与其他实施例的不同之处,各个实施例之间相同相似部分互相参见即可。对于实施例公开的装置而言,由于其与实施例公开的方法相对应,所以描述的比较简单,相关之处参见方法部分说明即可。
对所公开的实施例的上述说明,使本领域专业技术人员能够实现或使用本发明。对这些实施例的多种修改对本领域的专业技术人员来说将是显而易见的,本文中所定义的一般原理可以在不脱离本发明的精神或范围的情况下,在其它实施例中实现。因此,本发明将不会被限制于本文所示的这些实施例,而是要符合与本文所公开的原理和新颖特点相一致的最宽的范围。
Claims (5)
1.一种槐豆胶质的加工技术,其特征在于,包括以下步骤:
(1)胚乳:取槐豆种子粗粉碎,筛去果皮、子叶、胚,得胚乳;
(2)粉碎:将胚乳经研磨机进行气流粉碎;
(3)分离:将粉碎的粉末进行粗分离,去除大部分色素、纤维、淀粉和蛋白,得槐豆胶粗胶;
(4)胶磨处理:将槐豆胶粗胶与水按照1∶30-150的质量比混合,吸水溶胀得稳定胶液,再经过胶磨机进行脱淀粉和高比表处理;
(5)酶处理:将胶液升温至30-70℃,加入胶液质量1%-4%的α-半乳糖苷酶处理50-200min;
(6)灭活:将酶处理液加热升温至70-100℃,进行保温酶灭活;
(7)漂白:将处理液降温至50-70℃,加酸或加碱催化处理液,然后加入漂白剂进行漂白处理,得白色胶液;
(8)纯化:将白色胶液经过膜孔径为5-40μm的纯化系统处理得高透无色胶液;
(9)浓缩:将高透无色胶液进行浓缩得固含量10-40%的浓缩液;
(10)脱水:将浓缩液进行醇析或盐析脱水得槐豆胶质产品。
2.根据权利要求1所述的一种槐豆胶质的加工技术,其特征在于,所述的步骤(7)中加酸时使处理液pH值达到4-6,加碱时使处理液pH值达到9-10。
3.根据权利要求1所述的一种槐豆胶质的加工技术,其特征在于,所述的碱为氢氧化钙、氢氧化钠、氢氧化钾和碳酸钠中的一种或几种。
4.根据权利要求1所述的一种槐豆胶质的加工技术,其特征在于,所述的酸为硫酸、盐酸、草酸、醋酸、苹果酸和柠檬酸中的一种或几种。
5.根据权利要求1所述的一种槐豆胶质的加工技术,其特征在于,所述的漂白剂为过氧化氢、次氯酸钠和硫代硫酸钠中的一种或几种,漂白剂的用量为处理液质量的1-10%。
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