CN110256199A - A method of reducing production of sugar polyol byproduct content of reducing sugar - Google Patents
A method of reducing production of sugar polyol byproduct content of reducing sugar Download PDFInfo
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- CN110256199A CN110256199A CN201910601208.1A CN201910601208A CN110256199A CN 110256199 A CN110256199 A CN 110256199A CN 201910601208 A CN201910601208 A CN 201910601208A CN 110256199 A CN110256199 A CN 110256199A
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H1/00—Processes for the preparation of sugar derivatives
- C07H1/06—Separation; Purification
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H15/00—Compounds containing hydrocarbon or substituted hydrocarbon radicals directly attached to hetero atoms of saccharide radicals
- C07H15/02—Acyclic radicals, not substituted by cyclic structures
- C07H15/04—Acyclic radicals, not substituted by cyclic structures attached to an oxygen atom of the saccharide radical
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Abstract
The present invention relates to a kind of methods for reducing production of sugar polyol byproduct content of reducing sugar, comprising steps of the production of sugar polyol solution by-product after purification is subjected to first time concentration, the solid concentration 40% ~ 45% after concentration in production of sugar polyol solution by-product；Sugar alcohol solution after concentration is poured into fermentor, adjusts sugar alcohol solution pH value in fermentor, yeast powder is added, and be passed through air and stirring, yeast fermentation；The content of reducing sugar of sugar alcohol solution in detection fermentation, stops fermentation after meeting the requirements；The sugar alcohol solution fermented is filtered；Filtered sugar alcohol solution is successively sterilized and decolourized；Sugar alcohol solution after decoloration is concentrated into required concentration for the second time, sugar alcohol liquid required for obtaining.The present invention using glycitols be not easy by saccharomycete utilize and reduced sugar be easily utilized the characteristics of, the inoculation yeast bacterium in production of sugar polyol byproduct, the reduced sugar in sugar alcohol is digested by the effect of yeast, to achieve the purpose that reduce content of reducing sugar in sugar alcohol byproduct.
Description
Technical field
The invention belongs to sugar alcohol preparation technical field, in particular to a kind of reduction production of sugar polyol byproduct content of reducing sugar
Method.
Background technique
The sugar alcohol made of after Starch Hydrolysis plus hydrogen hydrogenation, has higher stability to acid, alkali, it is not easy to beauty occur and draw
Moral reaction is widely used in low calorie foods formula.But in the production process of sugar alcohol, due to hydrolysis degree and hydrogenation efficiency
Limitation, inevitably generate reduced sugar, this partial reduction sugar is enriched in byproduct after chromatographic isolation or UF membrane,
Cause the content of reducing sugar in byproduct excessively high, discoloring temperature during stirring off is caused to decline, it is easy to change in process, it is unfavorable
In the processed and applied of byproduct.
The method of existing sugar alcohol product content of reducing sugar control is mainly to improve the purity for hydrogenating preceding material.Such as open
The production method of low reduced sugar polydextrose is disclosed in the Chinese patent of number CN108117611A, by raw material through decoloration, ion
Exchange system obtains the processes such as polydextrose after purification, then hydrogenated, decoloration, ion exchange and low reduced sugar polydextrose is made.It should
The major defect of method is that production technology is excessively complicated, and the equipment for needing to put into is more, high production cost, is unfavorable for expanding on a large scale
Production.
Summary of the invention
Technical problem to be solved by the present invention lies in provide a kind of side for reducing production of sugar polyol byproduct content of reducing sugar
Method, using glycitols be not easy by saccharomycete utilize and reduced sugar be easily utilized the characteristics of, be inoculated with ferment in production of sugar polyol byproduct
Female bacterium is digested the reduced sugar in sugar alcohol by the effect of yeast, so that reaching reduces reduced sugar in production of sugar polyol byproduct
The purpose of content.
The invention is realized in this way a kind of method for reducing production of sugar polyol byproduct content of reducing sugar is provided, including with
Lower step:
Step 1, primary concentration,
Production of sugar polyol solution by-product after purification is subjected to first time concentration, consolidating in production of sugar polyol solution by-product after concentration
Shape object concentration 40% ~ 45%；
Step 2, yeast fermentation,
Production of sugar polyol solution by-product after concentration is poured into fermentor, adjusts production of sugar polyol solution by-product pH value in fermentor,
Yeast powder is added, and is passed through air and stirring, yeast fermentation；
Step 3, detection content of reducing sugar,
The content of reducing sugar of production of sugar polyol solution by-product in detection fermentation after meeting the requirements, stops fermentation；
Step 4, filtering,
The production of sugar polyol solution by-product fermented is filtered, the yeast thallus in solution is filtered out；
Step 5, sterilizing, decoloration,
Filtered production of sugar polyol solution by-product is successively sterilized and decolourized；
Step 6, secondary concentration,
Production of sugar polyol solution by-product after decoloration is concentrated into required concentration for the second time, obtains required production of sugar polyol
Liquid byproduct.
Further, the sugar alcohol includes xylitol, maltitol, any one in D-sorbite.
Further, in step 1, first concentration is concentrated by evaporator, production of sugar polyol after concentration
Solution by-product is temporarily stored in the storage tank with heat insulation effect, and solution temperature is controlled at 30 DEG C.
Further, step 2 include the following steps: adjust fermentor in production of sugar polyol solution by-product pH to 6.0 ~
7.0, yeast powder is added according to the requirement that 0.25 kilogram ~ 4 kilograms yeast powders are added in every cube of solution, it is molten in production of sugar polyol byproduct
Liquid pour into the liquid level in fermentor reach fermentor vessel 30% after open stirring, mixing speed 20rpm, while being passed through air,
Solution reach fermentor vessel 70% after stop charging, yeast powder starts to ferment in production of sugar polyol solution by-product, ferments
Time 12h ~ for 24 hours.
Further, in step 4, the filtering carries out in vacuum drum, the filtered production of sugar polyol by-product of rotary drum
The light transmittance of product solution is controlled 90% or more.
Further, in steps of 5, the condition of the sterilizing is 75 DEG C of heat preservation 30min, it is described decolourize be by sheet frame into
Row decoloration, removes the coloring matter in production of sugar polyol solution by-product.
Compared with prior art, the method for reduction production of sugar polyol byproduct content of reducing sugar of the invention has following special
Point:
1, the effect female by fermentation, can fall the reduced sugar fermentation process in production of sugar polyol byproduct, to significantly drop
Content of reducing sugar in low sugar alcohol production byproduct improves the discoloring temperature of production of sugar polyol byproduct, expands the application of product
Range.
2, present invention process is simple, and without increasing excessive equipment, infusion of financial resources is few, is easily enlarged production.
3, the present invention requires Yeast fermentation process low, and fermentation process can be completed in common storage tank.
Specific embodiment
In order to which technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Embodiment is closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to solve
The present invention is released, is not intended to limit the present invention.
The present invention reduces the preferred embodiment of the method for production of sugar polyol byproduct content of reducing sugar, comprising the following steps:
Step 1, primary concentration,
Production of sugar polyol solution by-product after purification is subjected to first time concentration, consolidating in production of sugar polyol solution by-product after concentration
Shape object concentration 40% ~ 45%.
Step 2, yeast fermentation,
Production of sugar polyol solution by-product after concentration is poured into fermentor, adjusts production of sugar polyol solution by-product pH value in fermentor,
Yeast powder is added, and is passed through air and stirring, yeast fermentation.
Step 3, detection content of reducing sugar,
The content of reducing sugar of production of sugar polyol solution by-product in regular sample detection fermentation, after meeting the requirements, stops fermentation.
Step 4, filtering,
The production of sugar polyol solution by-product fermented is filtered through pipeline to vacuum drum, filters out the saccharomycete in solution
Body.
Step 5, sterilizing, decoloration,
Filtered production of sugar polyol solution by-product is successively sterilized and decolourized.
Step 6, secondary concentration,
Production of sugar polyol solution by-product after decoloration is concentrated into required concentration for the second time, obtains required production of sugar polyol
Liquid byproduct.
The sugar alcohol includes xylitol, maltitol, any one in D-sorbite.
Specifically, in step 1, first concentration is concentrated by evaporator, production of sugar polyol pair after concentration
Product solution is temporarily stored in the storage tank with heat insulation effect, and solution temperature is controlled at 30 DEG C.
Specifically, step 2 includes the following steps: the pH to 6.0 ~ 7.0 for adjusting production of sugar polyol solution by-product in fermentor,
Yeast powder is added according to the requirement that 0.25 kilogram ~ 4 kilograms yeast powders are added in every cube of solution, is fallen in production of sugar polyol solution by-product
Enter the liquid level in fermentor reach fermentor vessel 30% after open stirring, mixing speed 20rpm, while being passed through air, molten
Liquid reach fermentor vessel 70% after stop charging, yeast powder starts to ferment in production of sugar polyol solution by-product, fermentation time
12h~24h。
Specifically, in step 4, the filtering carries out in vacuum drum, the filtered production of sugar polyol byproduct of rotary drum
The light transmittance of solution is controlled 90% or more.
Specifically, in steps of 5, the condition of the sterilizing is 75 DEG C of heat preservation 30min, and the decoloration is carried out by sheet frame
Decoloration, removes the coloring matter in production of sugar polyol solution by-product.
Method of the invention is further illustrated below with reference to specific embodiment.
Embodiment 1
Method one embodiment of the present invention for reducing production of sugar polyol byproduct content of reducing sugar, includes the following steps:
Step 11, primary concentration,
Maltitol production solution by-product after purification is subjected to first time concentration, maltitol production byproduct is molten after concentration
Solid concentration 45% in liquid, temperature are controlled at 30 DEG C.
Step 12, yeast fermentation,
Maltitol after choosing concentration produces solution by-product 50L, solution ph is adjusted to sugar 6.0, temperature is controlled 30
DEG C, 100 grams of yeast powders are added, and be passed through air and stirring, mixing speed 20rpm, yeast ferments, and the fermentation reaction time 24 is small
When.
Step 13, detection content of reducing sugar,
The content of reducing sugar of maltitol production solution by-product in the fermentation of every 4 hours sample detections, when content of reducing sugar by
The 1.3%(reduced sugar of beginning accounts for the ratio of dried molassed) be reduced to 0.4% after stop fermentation so that maltitol production byproduct is endured
Sugared discoloring temperature is increased to 150 DEG C by 120 DEG C.
Step 14, filtering,
The maltitol fermented production solution by-product is filtered through pipeline to vacuum drum, filters out the ferment in solution
Female thallus, the filtered solution light transmittance control of rotary drum is 90% or more.
Step 15, sterilizing, decoloration,
Filtered maltitol production solution by-product is successively carried out to the sterilizing and sheet frame decoloration of 75 DEG C of heat preservation 30min,
Remove the coloring matter in maltitol production solution by-product.
Step 16, secondary concentration,
Maltitol production solution by-product after decoloration is concentrated into required concentration by evaporator for the second time, obtains institute
The maltitol production liquid byproduct needed.
Embodiment 2
Method second embodiment of the present invention for reducing production of sugar polyol byproduct content of reducing sugar, includes the following steps:
Step 21, primary concentration,
D-sorbite production solution by-product after purification is subjected to first time concentration, D-sorbite production byproduct is molten after concentration
Solid concentration 40% in liquid, temperature are controlled at 30 DEG C.
Step 22, yeast fermentation,
D-sorbite after choosing concentration produces solution by-product 50L, solution ph is adjusted to sugar 7.0, temperature is controlled 30
DEG C, 50 grams of yeast powders are added, and be passed through air and stirring, mixing speed 20rpm, yeast fermentation, the fermentation reaction time 12 hours.
Step 23, detection content of reducing sugar,
The content of reducing sugar of production of sugar polyol solution by-product in every 3 hours sample detections fermentation, when content of reducing sugar is by
0.42%(reduced sugar account for the ratio of dried molassed) be reduced to 0.21% after stop fermentation so that the sugar cook of D-sorbite production byproduct
Discoloring temperature is increased to 170 DEG C by 145 DEG C.
Step 24, filtering,
The D-sorbite fermented production solution by-product is filtered through pipeline to vacuum drum, filters out the ferment in solution
Female thallus, the filtered material light transmittance control of rotary drum is 90% or more.
Step 25, sterilizing, decoloration,
Filtered D-sorbite production solution by-product is successively carried out to the sterilizing and sheet frame decoloration of 75 DEG C of heat preservation 30min,
Remove the coloring matter in D-sorbite production solution by-product.
Step 26, secondary concentration,
D-sorbite production solution by-product material after decoloration is concentrated into required concentration by evaporator for the second time, is obtained
Liquid byproduct is produced to required D-sorbite.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of method for reducing production of sugar polyol byproduct content of reducing sugar, which comprises the following steps:
Step 1, primary concentration,
Production of sugar polyol solution by-product after purification is subjected to first time concentration, consolidating in production of sugar polyol solution by-product after concentration
Shape object concentration 40% ~ 45%；
Step 2, yeast fermentation,
Production of sugar polyol solution by-product after concentration is poured into fermentor, adjusts production of sugar polyol solution by-product pH value in fermentor,
Yeast powder is added, and is passed through air and stirring, yeast fermentation；
Step 3, detection content of reducing sugar,
The content of reducing sugar of production of sugar polyol solution by-product in detection fermentation after meeting the requirements, stops fermentation；
Step 4, filtering,
The production of sugar polyol solution by-product fermented is filtered, the yeast thallus in solution is filtered out；
Step 5, sterilizing, decoloration,
Filtered production of sugar polyol solution by-product is successively sterilized and decolourized；
Step 6, secondary concentration,
Production of sugar polyol solution by-product after decoloration is concentrated into required concentration for the second time, obtains required production of sugar polyol
Liquid byproduct.
2. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that the sugar alcohol
Including any one in xylitol, maltitol, D-sorbite.
3. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that in step 1
In, first concentration is concentrated by evaporator, and production of sugar polyol solution by-product is temporarily stored within and has after concentration
In the storage tank of heat insulation effect, solution temperature is controlled at 30 DEG C.
4. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that step 2 packet
It includes following steps: adjusting the pH to 6.0 ~ 7.0 of production of sugar polyol solution by-product in fermentor, be added 0.25 according to every cube of solution
Kilogram ~ yeast powder is added in the requirements of 4 kilograms of yeast powders, reach hair in the liquid level that production of sugar polyol solution by-product pours into fermentor
Stirring, mixing speed 20rpm are opened after the 30% of fermentation tank container, while being passed through air, reach the 70% of fermentor vessel in solution
Stopping charging afterwards, yeast powder starts to ferment in production of sugar polyol solution by-product, fermentation time 12h ~ for 24 hours.
5. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that in step 4
In, the filtering carries out in vacuum drum, the control of the light transmittance of the filtered production of sugar polyol solution by-product of rotary drum 90% with
On.
6. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that in step 5
In, the condition of the sterilizing is 75 DEG C of heat preservation 30min, and the decoloration is decolourized by sheet frame, and production of sugar polyol by-product is removed
Coloring matter in product solution.
7. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that including as follows
Step:
Step 11, primary concentration,
Maltitol production solution by-product after purification is subjected to first time concentration, maltitol production byproduct is molten after concentration
Solid concentration 45% in liquid, temperature are controlled at 30 DEG C；
Step 12, yeast fermentation,
Maltitol after choosing concentration produces solution by-product 50L, solution ph is adjusted to sugar 6.0, temperature is controlled 30
DEG C, 100 grams of yeast powders are added, and be passed through air and stirring, mixing speed 20rpm, yeast ferments, and the fermentation reaction time 24 is small
When；
Step 13, detection content of reducing sugar,
The content of reducing sugar of maltitol production solution by-product in the fermentation of every 4 hours sample detections, when content of reducing sugar by
The 1.3%(reduced sugar of beginning accounts for the ratio of dried molassed) be reduced to 0.4% after stop fermentation；
Step 14, filtering,
The maltitol fermented production solution by-product is filtered, the yeast thallus in solution, rotary drum filtering are filtered out
Solution light transmittance afterwards is controlled 90% or more；
Step 15, sterilizing, decoloration,
Filtered maltitol production solution by-product is successively carried out to the sterilizing and sheet frame decoloration of 75 DEG C of heat preservation 30min；
Step 16, secondary concentration,
Maltitol production solution by-product after decoloration is concentrated into required concentration by evaporator for the second time, obtains institute
The maltitol production liquid byproduct needed.
8. reducing the method for production of sugar polyol byproduct content of reducing sugar as described in claim 1, which is characterized in that including as follows
Step:
Step 21, primary concentration,
D-sorbite production solution by-product after purification is subjected to first time concentration, D-sorbite production byproduct is molten after concentration
Solid concentration 40% in liquid, temperature are controlled at 30 DEG C；
Step 22, yeast fermentation,
D-sorbite after choosing concentration produces solution by-product 50L, solution ph is adjusted to sugar 7.0, temperature is controlled 30
DEG C, 50 grams of yeast powders are added, and be passed through air and stirring, mixing speed 20rpm, yeast fermentation, the fermentation reaction time 12 hours；
Step 23, detection content of reducing sugar,
The content of reducing sugar of D-sorbite production solution by-product in every 3 hours sample detections fermentation, when content of reducing sugar drops
Stop fermentation after down to 0.21%；
Step 24, filtering,
The D-sorbite fermented production solution by-product is filtered, the yeast thallus in solution, rotary drum filtering are filtered out
Solution light transmittance afterwards is controlled 90% or more；
Step 25, sterilizing, decoloration,
Filtered D-sorbite production solution by-product is successively carried out to the sterilizing and sheet frame decoloration of 75 DEG C of heat preservation 30min；
Step 26, secondary concentration,
D-sorbite production solution by-product after decoloration is concentrated into required concentration by evaporator for the second time, obtains institute
The D-sorbite production liquid byproduct needed.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442556A (en) * | 2020-12-07 | 2021-03-05 | 浙江华康药业股份有限公司 | Method for reducing sugar in xylitol crystal |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699587A (en) * | 2005-06-02 | 2005-11-23 | 江南大学 | Process for extracting xylose and xylitol from a xylose mother liquor or a xylose digest |
| CN101418024A (en) * | 2008-12-03 | 2009-04-29 | 山东福田投资有限公司 | Process for preparing high purity crystal maltitol |
-
2019
- 2019-07-05 CN CN201910601208.1A patent/CN110256199A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1699587A (en) * | 2005-06-02 | 2005-11-23 | 江南大学 | Process for extracting xylose and xylitol from a xylose mother liquor or a xylose digest |
| CN101418024A (en) * | 2008-12-03 | 2009-04-29 | 山东福田投资有限公司 | Process for preparing high purity crystal maltitol |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442556A (en) * | 2020-12-07 | 2021-03-05 | 浙江华康药业股份有限公司 | Method for reducing sugar in xylitol crystal |
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Application publication date: 20190920 |