CN104399429B - Efficient adsorbent and preparation method and application thereof to xylooligosaccharide production - Google Patents
Efficient adsorbent and preparation method and application thereof to xylooligosaccharide production Download PDFInfo
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- CN104399429B CN104399429B CN201410504051.8A CN201410504051A CN104399429B CN 104399429 B CN104399429 B CN 104399429B CN 201410504051 A CN201410504051 A CN 201410504051A CN 104399429 B CN104399429 B CN 104399429B
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- sba
- efficiency adsorbent
- bagasse
- adsorbent
- xylooligosaccharide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
- B01J20/186—Chemical treatments in view of modifying the properties of the sieve, e.g. increasing the stability or the activity, also decreasing the activity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/30—Processes for preparing, regenerating, or reactivating
- B01J20/3078—Thermal treatment, e.g. calcining or pyrolizing
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K13/00—Sugars not otherwise provided for in this class
- C13K13/002—Xylose
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/42—Materials comprising a mixture of inorganic materials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4806—Sorbents characterised by the starting material used for their preparation the starting material being of inorganic character
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- Organic Chemistry (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
An efficient adsorbent comprises Al2O3 and a mesoporous molecular sieve SBA-15 in the weight ratio of 1:1-5. The preparation method is as below: evenly mixing Al2O3 and the mesoporous molecular sieve SBA-15, and conducting high-temperature calcination at 500-800 DEG C for 5-6 h to produce the efficient adsorbent Al2O3 / SBA-15. The efficient adsorbent is applied to xylooligosaccharide production to improve the purity of the xylooligosaccharide. The has invention the advantages that the efficient adsorbent is simple in composition and easy for preparation. Employing the efficient adsorbent in the production of xylooligosaccharide, bagasse powder is boiled under high temperature conditions to remove the impurities produced in the xylooligosaccharide production process to the greatest extent, so as to improve the purity of the product without causing additional environmental hazards. The invention realizes efficient utilization of bagasse, improves the utilization efficiency of biomass resources, and has great social significance and economic value.
Description
Technical field
The present invention relates to biomass processes technical field, especially a kind of high-efficiency adsorbent and preparation method thereof and oligomeric
Application in xylose production.
Background technology
With the gradually exhausted, energy of disposable fossil fuel resource and being becoming tight day of resource, how efficiently comprehensive sharp
Become the topic of countries in the world common concern with regenerative resource biomass energy.And as Main Resources agricultural crop straw
Agricultural crop straw because aboundresources, be easy to produce and using the features such as receive much concern.
Bagasse is a kind of important agriculture and forestry organic waste material, usually contains half fiber of 40-50% cellulose, 20-25%
Element and the lignin of 18-24%.The high-valued application of hemicellulose is the important topic of current hemicellulose research field.Oligomeric
Xylose as one of the catabolite of hemicellulose, because its unique physicochemical property and physiological function are led in functional food and pharmacy
Domain is widely used.Oligomeric xylose is also known as xylooligosaccharide, is combined into 1-4 glycosidic bond by xylose molecule, is that the straight chain of xylose is low
Polysaccharide, is a kind of functional oligose that newly-developed gets up.Oligomeric xylose accounts in functional food (or claiming health food)
There is very important status, become a kind of important functional food ingredient because it has the physiological function of uniqueness.At present, low
, in China or an emerging industry, oligomeric xylose research starting evening, starting point are low for xylan.China's xylooligosaccharides production becomes at present
This height, product purity are low, seriously govern the application of oligomeric xylose.
Extract hemicellulose using existing process from biological material, can produce during preparing oligomeric xylose further
A series of raw by-products.Be introduced in the preparation technology of oligomeric xylose that high-efficiency adsorbent can produce in a large amount of removal process is miscellaneous
Matter, improves the purity of product.
Content of the invention
It is an object of the invention to overcoming the deficiencies in the prior art, provide a kind of high-efficiency adsorbent and preparation method thereof and
Application in xylooligosaccharides production, the method passes through high-efficiency adsorbent, the impurity producing during removing xylooligosaccharides production, carries
The purity of high product.
Technical scheme:
A kind of high-efficiency adsorbent, by al2o3With mesopore molecular sieve sba-15 composition, al2o3With mesopore molecular sieve sba-15's
Mass ratio is 1:1-5.
A kind of preparation method of described high-efficiency adsorbent, by al2o3With mesopore molecular sieve sba-15 mix homogeneously, in 500-
High-temperature calcination 5-6h at 800 DEG C, prepared high-efficiency adsorbent al2o3/sba-15.
A kind of application in xylooligosaccharides production for described high-efficiency adsorbent, for improving the purity of oligomeric xylose product,
Comprise the following steps:
1) bagasse is ground into the powder of 100 mesh；
2) bagasse powder, high-efficiency adsorbent al are sequentially added in autoclave2o3/ sba-15 and distilled water, bagasse powder
End and high-efficiency adsorbent al2o3The mass ratio of/sba-15 is 10-15:1, and bagasse powder is 1g:10- with the amount ratio of distilled water
20ml；
3) start autoclave, at reaction temperature is for 150-170 DEG C, keeps 60-120min, after reaction terminates, take
Go out reactant liquor, concentrated, freezing, be dried, that is, obtain highly purified oligomeric xylose.
The invention has the advantage that
This high-efficiency adsorbent composition is simple, easily prepared；Oligomeric xylose is produced using this high-efficiency adsorbent, by high temperature
Under the conditions of cooking bagasse powder, can farthest remove the impurity producing during xylooligosaccharides production, improve product
Purity, and do not result in additional environmental hazard it is achieved that the efficient utilization of bagasse, improve biomass resource utilization efficiency,
Solve the difficult problem that bagasse is difficult to degrade, recycle, there is extremely far-reaching social meaning and economic worth.
Specific embodiment
The present invention is described in further detail by following examples, but the technology contents that the present embodiment is described are illustrative,
Rather than determinate, should not limit to protection scope of the present invention according to this.
Embodiment 1:
A kind of high-efficiency adsorbent, by al2o3With mesopore molecular sieve sba-15 composition, al2o3With mesopore molecular sieve sba-15's
Mass ratio is 1:1；The preparation method of described high-efficiency adsorbent is, by al2o3With mesopore molecular sieve sba-15 mix homogeneously, 500
High-temperature calcination 5h at DEG C, prepared high-efficiency adsorbent al2o3/sba-15.
Application in xylooligosaccharides production for the described high-efficiency adsorbent, for improving the purity of oligomeric xylose product, including
Following steps:
1) bagasse is ground into the powder of 100 mesh；
2) bagasse powder, high-efficiency adsorbent al are sequentially added in autoclave2o3/ sba-15 and distilled water, bagasse powder
End and high-efficiency adsorbent al2o3The mass ratio of/sba-15 is 10:1, and bagasse powder is 1g:10ml with the amount ratio of distilled water；
3) start autoclave, at reaction temperature is 150 DEG C, keep 60min, after reaction terminates, take out reactant liquor,
It is concentrated into 2ml, after freezing, drying, that is, obtain highly purified oligomeric xylose.The product purity of gained oligomeric xylose reaches 90%.
Embodiment 2:
A kind of high-efficiency adsorbent, by al2o3With mesopore molecular sieve sba-15 composition, al2o3With mesopore molecular sieve sba-15's
Mass ratio is 1:3；The preparation method of described high-efficiency adsorbent is, by al2o3With mesopore molecular sieve sba-15 mix homogeneously, 600
High-temperature calcination 6h at DEG C, prepared high-efficiency adsorbent al2o3/sba-15.
Application in xylooligosaccharides production for the described high-efficiency adsorbent, for improving the purity of oligomeric xylose product, including
Following steps:
1) bagasse is ground into the powder of 100 mesh；
2) bagasse powder, high-efficiency adsorbent al are sequentially added in autoclave2o3/ sba-15 and distilled water, bagasse powder
End and high-efficiency adsorbent al2o3The mass ratio of/sba-15 is 10:1, and bagasse powder is 1g:15ml with the amount ratio of distilled water；
3) start autoclave, at reaction temperature is 160 DEG C, keep 90min, after reaction terminates, take out reactant liquor,
It is concentrated into 2ml, after freezing, drying, that is, obtain highly purified oligomeric xylose.The product purity of gained oligomeric xylose reaches 92%.
Embodiment 3:
A kind of high-efficiency adsorbent, by al2o3With mesopore molecular sieve sba-15 composition, al2o3With mesopore molecular sieve sba-15's
Mass ratio is 1:5；The preparation method of described high-efficiency adsorbent is, by al2o3With mesopore molecular sieve sba-15 mix homogeneously, 800
High-temperature calcination 6h at DEG C, prepared high-efficiency adsorbent al2o3/sba-15.
Application in xylooligosaccharides production for the described high-efficiency adsorbent, for improving the purity of oligomeric xylose product, including
Following steps:
1) bagasse is ground into the powder of 100 mesh；
2) bagasse powder, high-efficiency adsorbent al are sequentially added in autoclave2o3/ sba-15 and distilled water, bagasse powder
End and high-efficiency adsorbent al2o3The mass ratio of/sba-15 is 15:1, and bagasse powder is 1g:20ml with the amount ratio of distilled water；
3) start autoclave, at reaction temperature is 170 DEG C, keep 120min, after reaction terminates, take out reaction
Liquid, is concentrated into 2ml, after freezing, drying, that is, obtains highly purified oligomeric xylose.The product purity of gained oligomeric xylose reaches
93%.
Claims (1)
1. application in xylooligosaccharides production for a kind of high-efficiency adsorbent, described high-efficiency adsorbent is by al2o3And mesopore molecular sieve
Sba-15 forms, al2o3Mass ratio with mesopore molecular sieve sba-15 is 1:1-5；Its preparation method is by al2o3With mesoporous point
Son sieve sba-15 mix homogeneously, high-temperature calcination 5-6h at 500-800 DEG C, prepared high-efficiency adsorbent al2o3/sba-15；Its feature
It is: for improving the purity of oligomeric xylose product, comprise the following steps:
1) bagasse is ground into the powder of 100 mesh；
2) bagasse powder, high-efficiency adsorbent al are sequentially added in autoclave2o3/ sba-15 and distilled water, bagasse powder with
High-efficiency adsorbent al2o3The mass ratio of/sba-15 is 10-15:1, and bagasse powder is 1g:10-20ml with the amount ratio of distilled water；
3) start autoclave, at reaction temperature is for 150-170 DEG C, keep 60-120min, after reaction terminates, take out anti-
Answer liquid, concentrated, freezing, be dried, that is, obtain highly purified oligomeric xylose.
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| CN201410504051.8A CN104399429B (en) | 2014-09-28 | 2014-09-28 | Efficient adsorbent and preparation method and application thereof to xylooligosaccharide production |
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| CN201410504051.8A CN104399429B (en) | 2014-09-28 | 2014-09-28 | Efficient adsorbent and preparation method and application thereof to xylooligosaccharide production |
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| CN104399429B true CN104399429B (en) | 2017-01-18 |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047197A (en) * | 2014-06-13 | 2014-09-17 | 南开大学 | Method for efficiently removing lignin in maize straw by using alkaline molecular sieve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4675139B2 (en) * | 2005-04-15 | 2011-04-20 | サントリーホールディングス株式会社 | High purity xylooligosaccharide composition |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104047197A (en) * | 2014-06-13 | 2014-09-17 | 南开大学 | Method for efficiently removing lignin in maize straw by using alkaline molecular sieve |
Non-Patent Citations (2)
| Title |
|---|
| CoMo/SBA-15-γ-Al2O3催化剂的加氢脱硫活性研究;王宝宇等;《石油炼制与化工》;20110531;第42卷(第5期);第18-22页 * |
| Propane dehydrogenation over the PtSn Catalyst supported on alumina-modified SBA-15;Lihua Huang et al.;《Catalysis Communications》;20080717;第9卷;第2593-2597页 * |
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