CN102747435B - Biological bacterial degumming method for raw hemp - Google Patents
Biological bacterial degumming method for raw hemp Download PDFInfo
- Publication number
- CN102747435B CN102747435B CN201210143888.5A CN201210143888A CN102747435B CN 102747435 B CN102747435 B CN 102747435B CN 201210143888 A CN201210143888 A CN 201210143888A CN 102747435 B CN102747435 B CN 102747435B
- Authority
- CN
- China
- Prior art keywords
- bacterium
- liquid
- raw material
- raw
- bacteria liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/20—Sludge processing
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Abstract
The present invention relates to a biological bacterial degumming method for raw hemp. The method is characterized by: carrying out losing, screening, and dust removing on a raw hemp raw material; adopting a potassium hydroxide aqueous solution with a weight percentage of 0.5-0.6 wt% to soak the material, such that the material quickly absorbs water and swells; conveying the swelling material to an extruder to carry out extruding draining; conveying the drained material to a biological bacteria liquid pool or a biological bacteria liquid tank to soak for 12 hours, wherein a temperature is controlled to 35-40 DEG C, stirring is performed every 5 hours, the biological bacteria liquid is a composite bacterial liquid comprising four different bacterial of white rot fungi, soft rot fungi, yeast and wood-rotting fungi; and conveying the soaked material to a washing pool to clean the bacteria liquid. The method of the present invention has the following advantages that: production cost is low; production process is simple; the method is convenient to popularize and apply; in the whole process, water can be recycled, and characteristics of water saving, electricity saving, high efficiency, and high cellulose yield are provided; and zero emission and no pollution can be achieved in industrial processing.
Description
Technical field
The present invention relates to a kind of raw ramie biological bacteria Degumming method, belong to biological bacteria degumming technical field in weaving, paper industry.
Background technology
China is flax spinning big country of the world, comprises the crudefiber crops such as ramie, flax, bluish dogbane, jute, hemp, approximately more than 40 ten thousand hectares of its cultivated areas.Along with the raising of quality of life, people are uphold nature more, advocates " ecological textile ".Flax fibre textile raw material has won people's favor as garment material with its distinctive excellent properties.But the textile process technology of fiber crops exists a lot of problems always, wherein degumming tech and technology are maximum difficult problems.
From waste of flax, directly peel the numb skin coming and be called raw ramie, in raw ramie, except containing cellulose, also contain the composition of a certain amount of non-cellulose, comprise that lignin, hemicellulose, wax matter, pectin and the part hydrotrope and ash grade.If make raw ramie there is spinnability, these non-cellulose compositions must be removed, obtain degummed ramie, come unstuck.
Traditional Degumming method is chemical steaming method, and in degumming tech and technology, it is by decomposing lignin and other non-fibre compositions under high temperature, high pressure, high-alkali condition, to obtain cellulosic process.High temperature reaches 170-180 ℃, consume energy very high, water consumption is large, high-alkali (caustic soda) reaches 26-40%, and other number of chemical medicine, at high temperature reacts with lignin, generate a large amount of black liquor, its shortcoming is waste liquid serious environment pollution, harm health of people, and the method technique has been closed down and has been forbidden.
According to the present situation of the current numb industry of China, be applied in production and mainly occupy an leading position (namely Traditional Method) with chemical method, biological degumming technology is also immature, and in the exploratory stage, current domestic bioanalysis usually time is more than 15 days.
Summary of the invention
The object of this invention is to provide production cost low, technique is simple, is convenient to application, application, in integrated artistic, water can be accomplished to recycle, and water saving, economize on electricity, efficient, cellulose yield is high, in industrialization processing, can accomplish zero-emission, free of contamination raw ramie biological bacteria Degumming method.
Degumming method of the present invention is as follows:
1 raw material is discongested:
Exactly by raw ramie as: (phellem layer of exocuticle) discongested, removed the peel to the crudefiber crop raw materials such as flax, jute, ramie, bluish dogbane, hemp.
2 screenings, dedusting:
By above-mentioned raw materials screen, dedusting, object is the foreign material of removing in raw material,
As: plastic film, iron wire, stone, soil grade.Can wash with water, jump sieve, winnowing machine completes, as too many in sticky thing, increases washing step.
3 raw material swollens:
In the raw material input pod after dedusting, add the potassium hydroxide aqueous solution of 0.5wt%～0.6wt%, solid-to-liquid ratio is 1: 7 in mass ratio, temperature 60 C above (normal pressure), soaks 2h, makes its water suction, swollen fast.
4 extruding, draining:
By the raw material input extruder after swollen, extruding draining, makes the moisture of raw material be controlled at 28wt%～32wt%.
5 bacterium immersion bubbles:
By the mass transport after above-mentioned draining in biological bacteria liquid pool or tank, soak 12 hours, temperature is controlled between 35～40 ℃, within every 5 hours, stir 1 time, wherein: bacterium liquid adopts the composite bacteria liquid of whiterot fungi, soft-rot fungi, saccharomycete, four different bacterial classification compositions of wooden rotten bacterium, in mass ratio, whiterot fungi: soft-rot fungi: wooden rotten bacterium: saccharomycete=1: 1: 1: 2, the density of bacterium was not less than 60,000,000/milliliter.
6 raw materials clean:
Mass transport after bacterium immersion bubble is cleaned to bacterium liquid in kitchen sink, and the water after washing is recovered to secondary in bacterium liquid fermentation vat and uses.
7 chlorine-free bleachings, washing:
Material after above-mentioned degraded is completed carries out 2 sections of bleachings, then washing.According to flax fibre purposes, can bleach, also can not bleach.Bleaching adopts chlorine-free bleaching technique, and bleaching liquor can recycling, and liquids recovery is used for soaking swollen raw material, does not discharge.
8 washings, oven dry, warehouse-in:
Material after above-mentioned operation is completed, input kitchen sink cleans, and then proceeds to dryer, dries.Finally packing warehouse-in.
9 produce biogas:
By the muddy water after dedusting, swollen, enter flocculation in sedimentation basin, precipitation, supernatant recycling, for washing raw material.Fermentation methane in dope, sediment input marsh gas fermentation pool, methane recovery is to boiler room, and burning boiler, saves coal.
10 produce fertilizer:
Natural pond liquid, natural pond slag are generally acknowledged organic fertilizer, after processing granulation, use for farmland, forest land.
Material has obtained scientific and reasonable recycle, has fundamentally solved the crudefiber crop industrial pollution problem of coming unstuck.
Advantage of the present invention is:
Raw ramie biological degumming method, is a kind of biotechnology of innovation, and technique is simple, and flow process is smooth and easy, practical, is conducive to apply.
By the raw materials such as flax, bluish dogbane, jute, ramie, hemp are come unstuck, lignin degrading, its effect is remarkable.Although usually time is longer, but save a large amount of equipment investments, only with large-scale pond or the tank of storing, sufficient raw material supplying is that serialization production and automatic operating are laid a good foundation, production scale is changeable, is very energy-conservation, an economical crudefiber crop degumming technology.
Raw ramie after the present invention is come unstuck not only can be for weaving, and can be for papermaking.
This technology, compared with conventional art, is saved equipment investment 30%, and water saving 60% is energy-conservation 30%, improves cellulose yield 20%.
Refuse is converted into biogas by this technology, and methane recovery burning boiler is saved coal; Natural pond slag, natural pond liquid are converted into organic fertilizer; Water has obtained recycle, does not discharge.Energy-saving and environmental protection, efficient economic circulation new model are really accomplished.
Accompanying drawing explanation
Fig. 1 is process chart of the present invention.
The specific embodiment
Embodiment:
It is unified that the raw materials such as flax, bluish dogbane, jute, ramie, hemp adopt the technological process of biological bacteria degumming method.The biological bacteria degumming technologies such as flax, bluish dogbane, jute, ramie, hemp are implemented to be undertaken by following methods:
The first step: adopt fluffer to discongest, remove the peel the raw materials such as flax, bluish dogbane, jute, ramie, hemp, length is not limit, convenient operation.
Second step: by above-mentioned raw materials screen, dedusting, remove the foreign material in raw material.First remove the foreign material such as soil in raw material divides, powder, Polypropylence Sheet with winnowing machine.Remove the foreign material such as iron wire, stone with jumping sieve again, finally wash with water and remove silicon-containing material and partial pigment.
The 3rd step: by container larger the raw material input after dedusting, removal of impurities (or tank), add the potassium hydroxide aqueous solution of 0.5wt%～0.6wt%, solid-to-liquid ratio is 1: 7 in mass ratio, temperature 60 C above (normal pressure), soak 2h, make its water suction, swollen fast, liquid imports, and provides advantage for next step bacterium liquid enters.
The 4th step: by the raw material input extruder after swollen, extruding, draining, moisture is about 30wt%.
The 5th step: in biological bacteria liquid pool, bacterium liquid temp is controlled at 35～40 ℃ by above-mentioned mass transport, the density of bacterium is not less than 6,000 ten thousand/milliliter, soaks 12 hours, within every 5 hours, stirs 1 time.After soak time completes, pull raw material out, extruding, draining.
The composition of bacterium liquid and proportioning: bacterium liquid adopts the composite bacteria liquid of four different bacterial classification compositions.Respectively: whiterot fungi, soft-rot fungi, saccharomycete, wooden rotten bacterium, respectively cultivate, when use by whiterot fungi: soft-rot fungi: wooden rotten bacterium: saccharomycete :=1: 1: 1: 2 (mass ratio) be configured to degumming bacterium liquid for the production of.What degumming degree became with raw material is very soft into well, and fibre bundle can be twisted into filiform with hand.
The 6th step: raw material cleans: the mass transport after drop bacterium liquid is cleaned to bacterium liquid (clear water washing, does not add any medicine) in kitchen sink, and water temperature is controlled between 35-40 ℃.
The 7th step: chlorine-free bleaching: the mass transport after above-mentioned having come unstuck, in bleaching machine or Bellmer, is adopted to chlorine-free bleaching technique bleaching (be now maturation process, with hydrogen peroxide bleaching, can have accomplished pollution-free).The 8th step: washing, oven dry, warehouse-in:
Material after above-mentioned operation is completed, input kitchen sink cleans, and then proceeds to dryer, dries.Finally packing warehouse-in.
The 9th step: produce biogas: by the muddy water after dedusting, swollen, enter flocculation in sedimentation basin, precipitation.Supernatant recycling, for cleaning raw material.In dope, sediment input marsh gas fermentation pool, produce biogas, methane recovery input boiler room, burning boiler, saves coal.Biogas, natural pond slag are generally acknowledged organic fertilizer, and natural pond liquid does liquid fertilizer, and natural pond slag does granulated fertilizer, use for farmland, forest land.
Refuse is converted into fertilizer, has realized the new model of material recycle, also accomplished pollution-free, zero-emission.
By jute skin, jute corner material and flax have been done to lot of materials test, defibrination detects physical performance index, and its effect is very good.The feasibility of biological bacteria degumming technology is described by these data.Result is as following table:
Table 1 jute, flax pulp measuring physical properties result
Note: jute corner material refers to: jute skin is processed later leftover bits and pieces or numb head, belongs to the one of waste material.
Bacterial classification source and cultivation:
Bacterial classification source:
Whiterot fungi bacterial classification: buy from Shanghai biological study, there is the function of lignin degrading.
Soft-rot fungi bacterial classification: buy from Institute of Microorganism, Academia Sinica, there is the effect of softening lignin.
The rotten bacteria culture of wood: buy from Institute of Microorganism, Academia Sinica, there is xylogen degradation, pectin and wax effect.
Saccharomycete bacterial classification: all have sale on market, there is degraded sugar, pectin effect.
Bacterial classification is cultivated:
The cultivation of whiterot fungi: adopt sabouraud medium to cultivate (the open culture medium in market), first solid culture, then Liquid Culture.Liquid bacteria liquid just can for the production of.
The cultivation of soft-rot fungi: the same.
The rotten bacteria culture media of wood: formula: PDA culture medium (the open culture medium in market) is also typical culture.
Culture medium after sterilizing, temperature drop to 30 ℃ solidify below after, on superclean bench, inoculate.Then on shaking table, cultivate or fermentation tank culture 36-48h, Temperature Setting is at 37 ℃.Then, for the production of or test.
Saccharomycete is cultivated: buying finished product, is directly used in production in proportion.
Claims (1)
1. a raw ramie biological bacteria Degumming method, it is characterized in that: by raw ramie raw material discongest, screening, dedusting, in the raw material input pod after dedusting, add the potassium hydroxide aqueous solution of 0.5wt%～0.6wt%, solid-to-liquid ratio is 1:7 in mass ratio, more than temperature 60 C, soak 2h, make its water suction, swollen fast; By the raw material input extruder after swollen, extruding draining, makes the moisture of raw material be controlled at 28 wt%～32wt%; By the mass transport after draining in biological bacteria liquid pool or tank, soak 12 hours, temperature is controlled between 35～40 ℃, within every 5 hours, stir 1 time, wherein: bacterium liquid adopts the composite bacteria liquid of whiterot fungi, soft-rot fungi, saccharomycete, four different bacterial classification compositions of wooden rotten bacterium, in mass ratio, whiterot fungi: soft-rot fungi: wooden rotten bacterium: saccharomycete=1:1:1:2, the density of bacterium is not less than 6,000 ten thousand/milliliter; Mass transport after bacterium immersion bubble is cleaned to bacterium liquid in kitchen sink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210143888.5A CN102747435B (en) | 2012-05-04 | 2012-05-04 | Biological bacterial degumming method for raw hemp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210143888.5A CN102747435B (en) | 2012-05-04 | 2012-05-04 | Biological bacterial degumming method for raw hemp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102747435A CN102747435A (en) | 2012-10-24 |
| CN102747435B true CN102747435B (en) | 2014-06-04 |
Family
ID=47027910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210143888.5A Expired - Fee Related CN102747435B (en) | 2012-05-04 | 2012-05-04 | Biological bacterial degumming method for raw hemp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102747435B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321078A (en) * | 2013-06-21 | 2013-09-25 | 十堰润龙实业有限公司 | Cellulose biological extraction method combining saccharomycetes separation technology with soft-rot fungi decomposition technology |
| CN105088359B (en) * | 2015-09-10 | 2018-04-13 | 齐齐哈尔大学 | A kind of brief immersion flax degumming technique |
| CN108221431A (en) * | 2016-12-14 | 2018-06-29 | 康盛时代（北京）生物技术有限公司 | A kind of technique for crudefiber crop lignin of degrading and application thereof |
| CN108220181A (en) * | 2016-12-14 | 2018-06-29 | 康盛时代（北京）生物技术有限公司 | A kind of composite flora includes its composite bacteria agent and preparation method thereof and purposes |
| CN106521780A (en) * | 2016-12-30 | 2017-03-22 | 卢楚坚 | Linen containing olive extracting solution and preparing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089669A (en) * | 1993-10-08 | 1994-07-20 | 泰安市大麻科学纺织科研所 | Enzymolysis method for degumming of hemp |
| CN101575739A (en) * | 2009-06-15 | 2009-11-11 | 大连工业大学 | Method for degumming ramie bast fiber microbe in solid state |
| CN101792980A (en) * | 2010-04-13 | 2010-08-04 | 王福喜 | Mechanical pulping method for biological bacteria liquid |
| CN102174399A (en) * | 2010-12-31 | 2011-09-07 | 广西赛尔纸业有限公司 | Method for preparing herbal biological fiber and biological paper pulp |
-
2012
- 2012-05-04 CN CN201210143888.5A patent/CN102747435B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1089669A (en) * | 1993-10-08 | 1994-07-20 | 泰安市大麻科学纺织科研所 | Enzymolysis method for degumming of hemp |
| CN101575739A (en) * | 2009-06-15 | 2009-11-11 | 大连工业大学 | Method for degumming ramie bast fiber microbe in solid state |
| CN101792980A (en) * | 2010-04-13 | 2010-08-04 | 王福喜 | Mechanical pulping method for biological bacteria liquid |
| CN102174399A (en) * | 2010-12-31 | 2011-09-07 | 广西赛尔纸业有限公司 | Method for preparing herbal biological fiber and biological paper pulp |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102747435A (en) | 2012-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104179055B (en) | Grass fiber bio-separation compound formulation | |
| CN102747435B (en) | Biological bacterial degumming method for raw hemp | |
| CN101613976B (en) | Method for preparing bleached chemi-mechanical pulp by using whole straw of mulberry tree branch | |
| CN101285212B (en) | Degumming process for mulberry fibre by bacilli compound bacteria | |
| CN103774245B (en) | Ramie chain type continuous is without the useless point method for fiber that comes unstuck | |
| CN102619119A (en) | Biological accumulation pulping method | |
| CN110577917A (en) | straw biodegradation composite microbial inoculum and application thereof | |
| CN101792980B (en) | Mechanical pulping method for biological bacteria liquid | |
| CN101225614B (en) | Paper-making technique employing bio-fermentation pulping method instead of chemical pulping technique | |
| Jeihanipour | Waste textiles bioprocessing to ethanol and biogas | |
| CN1624213A (en) | Physical degumming method of ramie | |
| CN106012042A (en) | Degumming method of boehmeria nivea for mulching films | |
| CN103422388A (en) | Manufacturing method of hemp paper | |
| CN102747437B (en) | Sequencing batch type non-waste biological degumming method for ramie | |
| CN104947495A (en) | Preparation method of paper for industry | |
| WO2014040386A1 (en) | Biological bacterial solution and application thereof | |
| CN104233476A (en) | Ionic liquid-chemical combined degumming method | |
| CN101775665B (en) | Low-alkali degumming process for hemp plants at room temperature | |
| KR20130058921A (en) | Production method of solubility pulp made from dioscorea batatas | |
| CN101403140A (en) | Plant fiber cleaning production and waste cyclic utilization method | |
| WO2014040380A1 (en) | Complex microbial flora and application thereof | |
| CN107119480A (en) | A kind of waste paper recycles low ink pulping process | |
| CN109811580B (en) | Biological paper pulp taking peanut shells and reed as raw materials and preparation method and application thereof | |
| KR20130058922A (en) | Solubility pulp made from dioscorea batatas | |
| CN103074264A (en) | Composite flora and pulping method by using biological bacterial liquid of composite flora |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20200504 |