CN110638923A - 一种提高童康片中苍术酮含量的生产工艺 - Google Patents

一种提高童康片中苍术酮含量的生产工艺 Download PDF

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CN110638923A
CN110638923A CN201911087120.9A CN201911087120A CN110638923A CN 110638923 A CN110638923 A CN 110638923A CN 201911087120 A CN201911087120 A CN 201911087120A CN 110638923 A CN110638923 A CN 110638923A
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李海池
周雪
葛发欢
张湘东
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Abstract

本发明涉及一种提高童康片中苍术酮含量的生产工艺,采用超临界CO2萃取技术萃取目标药材的脂溶性成分,萃取后的药渣与其他味药材一起煎煮,缩短药材的提取过程,提高生产效率,且超临界CO2萃取技术可以在较低的温度下充分提取苍术酮等目标成分,避免了原工艺产品制备过程中高温对目标成分的影响,减少苍术酮的降解,从而提高最终产品中苍术酮的含量,提高产品的稳定性及疗效。本发明操作简便无污染、温度低、周期短,可解决原工艺产品中苍术酮含量低的问题。

Description

一种提高童康片中苍术酮含量的生产工艺
技术领域
本发明涉及中药配方提取及制剂技术领域,尤其涉及一种提高童康片中苍术酮含量的方法。
背景技术
童康片是一种可以补肺固表,健脾益胃,提高机体免疫功能的药物。多用于体虚多汗,易患感冒,倦怠乏力,食欲不振。童康片主要由黄芪、白术、防风、山药、陈皮和牡蛎组成,黄芪具有补气固表,利尿托毒,排脓,敛疮生肌的功效。白术用于气虚乏力,食少便溏,中气下陷,久泻脱肛,便血崩漏,表虚自汗,痈疽难溃,久溃不敛,血虚萎黄,内热消渴。防风用于感冒头痛,风疹瘙痒。山药有利于脾胃消化吸收功能,是一味平补脾胃的药食两用之品。不论脾阳亏或胃阴虚,皆可食用。临床上常与胃肠饮同用治脾胃虚弱,食少体倦,泄泻等病症。牡蛎收敛固涩除酸的作用强,能治疗胃疼、胃酸等。陈皮理气健脾,调中,燥湿,化痰。童康片主治补肺固表,健脾益胃,提高机体免疫功能。用于体虚多汗,易患感冒,倦怠乏力,食欲不振。
白术是童康片配方中主要药材之一,其主要成分为苍术酮、白术内酯I、白术内酯II、白术内酯III等成分。苍术酮具有保肝、抑制CCl4引起的脂质过氧化、细胞毒活性、、抗肿瘤、抗炎等药理作用,是白术的功效成分之一。苍术酮在室温下不稳定,极易自身氧化成白术内酯Ⅰ,白术内酯Ⅲ,在加热的条件下,降解速度加快。
童康片的现有制备工艺中,采用水蒸气蒸馏提取白术、防风中的挥发油,蒸馏时间达到6h以上,收集挥发油后药液过滤另行保存,药渣加水再煎煮一次;黄芪、牡蛎加水煎煮2次,过滤后合并所有煎煮液,减压浓缩成稠膏。该工艺在高温、长时间的提取过程中,苍术酮容易氧化降解成白术内酯Ⅰ,白术内酯Ⅲ,造成童康片产品中苍术酮的含量极低,不利于产品的质量控制。采用超声波辅助提取技术,以不同体积分数的乙醇也可以从白术中提取苍术酮,但是其存在乙醇用量较大、成本较高问题。经文献检索,目前,公开的文献基于研究白术药材中苍术酮等成分的提取及分析,未考虑提取工艺对后续产品的影响,尚未公开有提高童康片中苍术酮含量的方法。
发明内容
为了解决上述技术背景中童康片产品中苍术酮含量低等问题,本发明提供一种通过改变药材的提取方式、降低提取温度、缩短提取时间来提高童康片中苍术酮含量的生产工艺,具体技术方案如下:
一种提高童康片中苍术酮含量的生产工艺,包括如下步骤:
(1)药材粉碎:将配方中的山药、陈皮、白术、防风分别粉碎;
(2)脂溶性成分提取:取粉碎好的白术、防风药材,按照配方量取样置于超临界萃取釜中,对萃取装置分别进行升温、升压至萃取条件,开始循环萃取,保持恒温恒压至所需萃取时间,萃取完成后得到白术、防风药材的脂溶性成分及药渣;
(3)水溶性成分提取:取步骤(2)中的药渣,按照配方量加入黄芪、牡蛎,加水煎煮提取2次,提取液过滤,合并2次提取液,降压浓缩成稠膏;
(4)压片、包衣:取山药、陈皮细粉及步骤(3)所得的稠膏,混合成均匀的混合物,将步骤(2)所得的脂溶性成分溶于溶剂,均匀喷于上述混合物,加入适量辅料制成颗粒,干燥,压制成片,包糖衣得到产品。
进一步地,所述步骤(1)中,白术、防风的粉碎粒度为5~15目。
进一步地,所述步骤(2)中,超临界CO2萃取条件为:萃取压力15~22MPa,萃取温度40~50℃;解析釜I压力8~12MPa,解析釜I温度45~55℃;解析釜II压力6~8MPa,解析釜II温度45~50℃;循环萃取30~60min。
进一步地,所述步骤(3)中,黄芪、牡蛎药材与步骤(2)的药渣三者总重量与水的体积之比是1:8~12(g/ml),每次100℃煎煮1~2小时。
进一步地,所述步骤(4)中,步骤(2)所得的脂溶性成分溶于体积分数为不小于95%的乙醇溶液,
进一步地,所述步骤(4)中,步骤(2)所得的脂溶性成分溶于无水乙醇。
进一步地,所述步骤(4)中,步骤(2)所得的脂溶性成分溶于体积分数为95%的乙醇溶液。
进一步地,所述步骤(4)中,用量为脂溶性成分重量:乙醇溶液体积=1:3~5(g/ml)。
本发明的有益效果包括:
1、超临界CO2萃取技术采用较低的萃取压力对童康片配方中的白术、防风两味药材的脂溶性(挥发性)成分进行萃取,在较低的温度及较短的时间内,快速提取苍术酮等热敏性成分,解决了原工艺采用水蒸气蒸馏提取白术、防风脂溶性成分(挥发油)过程中存在长时间高温提取导致苍术酮降解等问题;
2、本发明萃取压力及温度恰当避免萃取压力及温度过高,CO2流体的萃取能力过大,导致萃取成分太多,不利于后续萃取物溶解,增加乙醇溶液用量等不良影响出现;
3、先把白术、防风中的挥发性(脂溶性)成分萃取,再将超临界CO2萃取后的药渣与黄芪、牡蛎一起煎煮提取,减少多味药材单独煎煮的时间,缩短了提取时间、避免有效成分苍术酮等因为长时间煎煮而降解的问题,最终提高了产品中苍术酮的含量,有利于童康片的质量控制,提高产品稳定性,提高疗效;
4、白术、防风的粉碎粒度控制在5~15目提取效果最佳,药材粒度太粗不利于有效成分的萃取,萃取相同量的提取物,粒度越大所需要的时间越长,不利于缩短生产周期,同时,萃取时间越长(即加热时间越长),热敏性成分(苍术酮等)降解越多;药材粒度越细,有利于缩短萃取时间,但是不利于后续药渣的煎煮提取,提取液中药渣粒度越细越难过滤,同时会增加其他杂质;
所以,本发明工艺先进、稳定、可行,具有生产周期短、生产效率高、苍术酮含量高、绿色环保等优点,用于提高童康片中苍术酮含量,具有很强的实用价值。
附图说明
此处所说明的附图用来提供对本发明的进一步理解,构成本申请的一部分,并不构成对本发明的不当限定,在附图中:
图1是实施例1中超临界CO2萃取物HPLC图;
图2是实施例1中本发明制备的童康片产品HPLC图;
图3是实施例3中水蒸气蒸馏挥发油HPLC图;
图4是实施例3中原工艺制备的童康片产品HPLC图。
具体实施方式
下面将结合附图以及具体实施例来详细说明本发明,在此以本发明的示意性实施例及说明用来解释本发明,但并不作为对本发明的限定。
实施例1
本发明工艺步骤如下:
(1)药材粉碎:将配方中的山药、陈皮分别粉碎成细粉;将白术、防风粉碎至15目;
(2)脂溶性成分提取:取粉碎好的白术、防风药材,按照配方量取样置于超临界萃取釜中,调节萃取压力至22MPa、萃取温度40℃;解析釜I压力12MPa、温度45℃;解析釜II压力8MPa、温度45℃,循环萃取30min,萃取完成后得到白术、防风药材的脂溶性成分及药渣;
(3)水溶性成分提取:取步骤(2)中的药渣,按照配方量加入黄芪、牡蛎,加水煎煮提取2次,提取液过滤,合并2次提取液,降压浓缩成稠膏;
步骤(2)的药渣、黄芪、牡蛎三者总重量与水的体积之比是1:8~12(g/ml),每次100℃煎煮1~2小时;
(4)压片、包衣:取山药、陈皮细粉及步骤(3)所得的稠膏,混合成均匀的混合物;将步骤(2)所得的脂溶性成分溶于无水乙醇,脂溶性成分重量:无水乙醇体积=1:3(g/ml),将其均匀喷于上述混合物,加入适量辅料制成颗粒,干燥,压制成片,包糖衣得到产品。
实施例2
本发明工艺步骤如下:
(1)药材粉碎:将配方中的山药、陈皮分别粉碎成细粉;将白术、防风粉碎至5目;
(2)脂溶性成分提取:取粉碎好的白术、防风药材,按照配方量取样置于超临界萃取釜中,调节萃取压力至15MPa、萃取温度50℃;解析釜I压力8MPa、温度55℃;解析釜II压力6MPa、温度50℃,循环萃取60min,萃取完成后得到白术、防风药材的脂溶性成分及药渣;
(3)水溶性成分提取:取步骤(2)中的药渣,按照配方量加入黄芪、牡蛎,加水煎煮提取2次,提取液过滤,合并2次提取液,降压浓缩成稠膏;
步骤(2)的药渣、黄芪、牡蛎三者总重量与水的体积之比是1:8~12(g/ml),每次100℃煎煮1~2小时;
(4)压片、包衣:取山药、陈皮细粉及步骤(3)所得的稠膏,混合成均匀的混合物,将步骤(2)所得的脂溶性成分溶于体积分数为95%乙醇溶液,脂溶性成分重量:乙醇溶液体积=1:5(g/ml),将其均匀喷于上述混合物,加入适量辅料制成颗粒,干燥,压制成片,包糖衣得到产品。
实施例3
现有技术工艺步骤如下:
(1)药材粉碎:将配方中的山药、陈皮分别粉碎成细粉;将白术、防风粉碎至5目;
(2)脂溶性成分提取:取粉碎好的白术、防风药材,按照配方量取样置于圆底烧瓶中,煮沸,水蒸气蒸馏提取挥发油(脂溶性成分),收集挥发油,蒸馏后药液另行保存,药渣加水煎煮1次,过滤,合并2次药液;
(3)水溶性成分提取:按照配方量称取黄芪、牡蛎,加水煎煮提取2次,提取液过滤,合并2次提取液,与步骤(2)药液合并后减压浓缩至稠膏;
(4)压片、包衣:取步骤(3)的稠膏,加入山药、陈皮细粉,混合混匀,将步骤(2)的脂溶性成分溶于体积分数95%乙醇溶液,脂溶性成分重量:乙醇溶液体积=1:5(g/ml),将其与适量辅料,混合均匀,制成颗粒,干燥,压制成片,包糖衣得到产品。
实施例4
分别对实施例1、实施例2、实施例3中提取物及成品进行液相色谱检测,并根据高效液相色谱检测结果记录峰面积,对照标准品溶液中有效成分的峰面积与浓度的线性关系,计算出苍术酮的含量。详情如下表:
色谱条件:
色谱柱:Kromasil 100-5-C18
流速:1ml/min
柱温:35℃;
检测波长:276nm;
洗脱梯度:表1
Figure BDA0002265762570000061
表2提取物及成品含量检测结果
Figure BDA0002265762570000062
辅料是本领域常用的如润滑剂、调味剂、食用色素等,为简洁表述本技术方案,此处不赘述。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。

Claims (8)

1.一种提高童康片中苍术酮含量的生产工艺,其特征在于:包括如下步骤:
(1)药材粉碎:将配方中的山药、陈皮、白术、防风分别粉碎;
(2)脂溶性成分提取:取粉碎好的白术、防风药材,按照配方量取样置于超临界萃取釜中,对萃取装置分别进行升温、升压至萃取条件,开始循环萃取,保持恒温恒压至所需萃取时间,萃取完成后得到白术、防风药材的脂溶性成分及药渣;
(3)水溶性成分提取:取步骤(2)中的药渣,按照配方量加入黄芪、牡蛎,加水煎煮提取2次,提取液过滤,合并2次提取液,降压浓缩成稠膏;
(4)压片、包衣:取山药、陈皮细粉及步骤(3)所得的稠膏,混合成均匀的混合物;将步骤(2)所得的脂溶性成分溶于溶剂,均匀喷于上述混合物,加入辅料制成颗粒,干燥,压制成片,包糖衣得到产品。
2.根据权利要求1所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(1)中,白术、防风的粉碎粒度为5~15目。
3.根据权利要求1所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(2)中,超临界CO2萃取条件为:萃取压力15~22MPa,萃取温度40~50℃;解析釜I压力8~12MPa,解析釜I温度45~55℃;解析釜II压力6~8MPa,解析釜II温度45~50℃;循环萃取30~60min。
4.根据权利要求1所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(3)中,黄芪、牡蛎药材与步骤(2)的药渣三者总重量与水的体积之比是1:8~12(g/ml),每次100℃煎煮1~2小时。
5.根据权利要求1所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(4)中,步骤(2)所得的脂溶性成分溶于体积分数不小于95%的乙醇溶液。
6.根据权利要求5所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(4)中,步骤(2)所得的脂溶性成分溶于无水乙醇。
7.根据权利要求5所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(4)中,步骤(2)所得的脂溶性成分溶于体积分数为95%的乙醇溶液。
8.根据权利要求5所述的一种提高童康片中苍术酮含量的生产工艺,其特征在于:所述步骤(4)中,脂溶性成分重量:乙醇溶液体积=1:3~5(g/ml)。
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