CN103483464A - Method for reducing viscosity of konjac gum and granulating - Google Patents
Method for reducing viscosity of konjac gum and granulating Download PDFInfo
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- CN103483464A CN103483464A CN201310377337.XA CN201310377337A CN103483464A CN 103483464 A CN103483464 A CN 103483464A CN 201310377337 A CN201310377337 A CN 201310377337A CN 103483464 A CN103483464 A CN 103483464A
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Abstract
The invention provides a method for reducing viscosity of konjac gum and granulating. The method comprises two technologies of reducing the viscosity and granulating, wherein the technology of reducing the viscosity by acidolysis is combined with the boiling granulation technology, the technology of reducing the viscosity by acidolysis and the material mixing, granulation and drying processes in the boiling granulation technology are completed in one device, and the links of drying and re-granulating after acidolysis are reduced. The technology of reducing the viscosity of the konjac gum by acidolysis is simple, the process is easy to control, and the product yield is high; the technology of reducing the viscosity by acidolysis is combined with the three technologies of material mixing, granulation and drying of boiling granulation for being completed in one device, so that the production cost is greatly reduced and the efficiency is greatly improved; meanwhile, prepared product particles have the advantages of appropriate viscosity in a using process, uniformity and enhanced solubility, and the product further has more extensive purposes in industrial production.
Description
Technical field
The invention belongs to chemical processing field, be to provide specifically a kind of method that makes konjak gum reduce viscosity and granulation.
Background technology
Konjak gum has gel, film forming, and the characteristics such as water conservation, be widely used at food and medicine industry.Konjak gum is produced by konjaku oven dry, abrasive dust, purification, it is pale powder, main component is that (in konjak gum, glucomannan content is 80-95% to glucomannan, all the other are starch and a small amount of protein etc.), glucomannan has good wetting ability, the aqueous solution that its water-soluble rear formation viscosity is very high (1% konjak gum solution viscosity can reach 30000-45000MPa.s), very easily meet the water conglomeration because its fabulous wetting ability makes it, the konjak gum after conglomeration is difficult to be dispersed.The viscosity that the glucomannan aqueous solution is higher, cause its usage quantity very little (general usage quantity can only be 0.1% left and right) in the food processes such as making beverage, half mobile gel of the water-soluble rear formation viscosity of full-bodied glucomannan, in producing food, cosmetics processes, dissolve, conveying etc. are very inconvenient.Simultaneously konjak glucomannan Rhizoma amorphophalli powder granularity is more generally at the 80-120 order, in process of production easily dust from flying and contaminate environment cause the waste of material.The These characteristics of konjak gum causes its a lot of inconvenience in Industrial processes, need to reduce viscosity and its granulation is improved to solute effect by degraded.
The degraded of existing konjak glucomannan generally adopts enzymatic hydrolysis, and the method adopts 'beta '-mannase to be cut off the konjak glucomannan macromole, makes it become micromolecular polymkeric substance.And the technology of enzymatic hydrolysis reduction konjak glucomannan is also immature, due to the participation that enzyme is arranged, the degree of enzymolysis is difficult to control, and easily causes enzymolysis excessively to make yield rate very low.The method of konjak gum granulation is generally selected the extruder grain method, and the method requires high by the processing unit of drying again after pushing, complex process, and the konjak gum particle quality of making is closely knit, affects its solvent speed in water.Simultaneously, in prior art, acidolysis viscosity reduction technique and fluidized granulating technique are relatively independent, and the batch mixing of acidolysis viscosity reduction technique and fluidized granulating, granulation, dry three techniques are complete at a plurality of equipment, reproduce the links such as grain after needing after acidolysis to dry, inefficiency not only, and the defects such as the konjak gum particle of producing has viscosity inhomogeneous, and particle is inhomogeneous, and solvability is low.
The invention provides a kind of method that makes konjak gum reduce viscosity and granulation, comprise two techniques of viscosity reduction and granulation, acidolysis viscosity reduction technique is combined with fluidized granulating technique, and the batch mixing in acidolysis viscosity reduction technique and fluidized granulating technique, granulation, drying process completes at an equipment, reduce after acidolysis need to dry after the link of granulation again.Konjak gum acidolysis viscosity reduction technique is simple, process is easily controlled, it is high that product makes rate, acidolysis viscosity reduction technique is in conjunction with the batch mixing of fluidized granulating, granulation, and dry three techniques complete greatly to reduce production costs at an equipment and have improved greatly efficiency, the product particle simultaneously made is modest viscosity in use, uniform particles, solvability strengthens, and makes the purposes of product in industrial production more extensive.
Summary of the invention
The objective of the invention is the invention provides a kind of method that makes konjak gum reduce viscosity and granulation, make it compared with prior art, reduce after acidolysis need to dry after the link of granulation again, increase work efficiency, make konjak gum acidolysis viscosity reduction technique simpler simultaneously, process is easily controlled, it is high that product makes rate, thereby make modest viscosity, uniform particles, the product that solvability strengthens.
In order to achieve the above object, the present invention adopts following technical scheme:
A kind of method that makes konjak gum reduce viscosity and granulation; Comprise two techniques of viscosity reduction and granulation, it is characterized in that, acidolysis viscosity reduction technique is combined with fluidized granulating technique, and the batch mixing in acidolysis viscosity reduction technique and fluidized granulating technique, granulation, and drying process is complete at an equipment, reduces the acidolysis post-drying link of granulation again.
Described artwork as shown in Figure 1.
Described acidolysis viscosity reduction technique is used the polysaccharide acid degradation, specific acid viscosity reduction step is as follows: 1) konjak gum is purified, 2) taking konjak gum puts into mixer and stirs, 3) produce hydrochloric acid soln, and the hydrochloric acid soln made is added in the mixer of stirring, 4) material stirred is placed uniformly, and carry out acidolysis under constant temperature, 5) by acidolysis, good material drops into and invades foam washing in spirituous solution and wash, detect the pH value of material, 6), by the konjak gum dehydration of having washed, obtain the konjak gum of viscosity reduction.
Preferably, described sour viscosity reduction step 1) in, the konjak gum after purification is crossed 200 mesh sieves.
Preferably, described sour viscosity reduction step 3) in, hydrochloric acid soln adds in the mixer of stirring in the mode of spraying.
Preferably, described sour viscosity reduction step 3) in, 200 rpms of described stirring velocitys.
Preferably, described sour viscosity reduction step 4) in, described acidolysis temperature is 80 degree, the time is 3 hours.
Preferably, in described sour viscosity reduction step 5) in, described spirituous solution is 40 degree, invading the foam washing time of washing is 30 minutes, the pH value of surveying in the 6.5-7 scope.
Preferably, in described sour viscosity reduction step 6) in, the konjak gum centrifuge dewatering washed.
Described fluidized granulating technique comprises the steps: 1) konjak gum of viscosity reduction is put into to boiling granulator, 2) konjak gum after viscosity reduction is soluble in water makes the binding agent that granulation is used, 3) open boiling granulator, material is evenly mixed, 4) batch mixing is after for some time, binding agent is sprayed into to the tablets press feed bin, 5) detect at any time the change of granularity of material in granulation process, the speed added with the adjustment binding agent and the power of boiling granulator blower fan, 6) granulation stops adding binding agent after reaching needed globule size, material is carried out to drying, 7) the dry end, taking out material is packed.
Preferably, the konjak gum described fluidized granulating processing step 2) and the mass ratio of water are 1:400.
Preferably, described fluidized granulating processing step 4) in, binding agent evenly sprays into the tablets press feed bin with constant flow pump.
Preferably, the mixing time described fluidized granulating processing step 4) is 5 minutes.
Positively effect of the present invention is:
Comprise two techniques of sour viscosity reduction and granulation, acidolysis viscosity reduction technique be combined with fluidized granulating technique, and the batch mixing in acidolysis viscosity reduction technique and fluidized granulating technique, granulation, drying process completes at an equipment, reduce after acidolysis need to dry after the link of granulation again.Konjak gum acidolysis viscosity reduction technique is simple, process is easily controlled, it is high that product makes rate, acidolysis viscosity reduction technique is in conjunction with the batch mixing of fluidized granulating, granulation, and dry three techniques complete greatly to reduce production costs at an equipment and have improved greatly efficiency, the product particle simultaneously made is modest viscosity in use, uniform particles, solvability strengthens, and makes the purposes of product in industrial production more extensive.
The accompanying drawing explanation
Fig. 1 is process flow sheet of the present invention
Embodiment
Embodiment 1:
Konjak gum acidolysis viscosity reduction processing step is as follows:
1) claim the konjak gum of 10 kilograms to put into the mixer of high-speed stirring, 200 rpms of stirring velocitys,
Select 120 orders, through the konjak gum of purifying.
2) take 50 gram 70% hydrochloric acid and be dissolved in the hydrochloric acid soln of making content of hydrochloric acid 0.005% in 10 kg of water.The hydrochloric acid soln made is added in the mixer of high-speed stirring in the mode of spraying.
3) material stirred is placed in charging tray uniformly and puts into thermostat container and carry out acidolysis, acidolysis temperature is 80 degree, and the time is 3 hours.
4) acidolysis being invaded to foam washing in the spirituous solutions of good material input 40 degree washs 30 minutes.PH value with PH detection paper material.PH value stops washing when 6.5-7.
5) konjak gum washed is put into to centrifuge dewatering.Obtain the konjak gum of viscosity reduction.
The granulation process step of viscosity reduction konjak gum is as follows:
1) konjak gum of viscosity reduction is put into to the feed bin of boiling granulator.
2) getting konjak gum after 5 gram viscosity reductions is dissolved in 2 kilograms of pure water and makes the binding agent that granulation is used.
3) open boiling granulator, the material in feed bin is evenly mixed.
4) batch mixing evenly sprayed into the tablets press feed bin by binding agent with constant flow pump after 5 minutes.
5) detect at any time the change of granularity of material in granulation process, the speed added with the adjustment binding agent and the power of boiling granulator blower fan.
6) granulation stops adding binding agent after reaching needed globule size, opens heating unit, improves the temperature of air intake, and material is carried out to drying.
7) the dry end, close tablets press, takes out material and packed.
Claims (10)
1. a method that makes konjak gum reduce viscosity and granulation, comprise two techniques of viscosity reduction and granulation, it is characterized in that, acidolysis viscosity reduction technique is combined with fluidized granulating technique, and the batch mixing in acidolysis viscosity reduction technique and fluidized granulating technique, granulation, drying process is complete at an equipment, reduces the acidolysis post-drying link of granulation again.
2. the method that makes konjak gum reduce viscosity and granulation according to claim 1, it is characterized in that, described acidolysis viscosity reduction technique is used the polysaccharide acid degradation, specific acid viscosity reduction step is as follows: 1) konjak gum is purified, 2) taking konjak gum puts into mixer and stirs, 3) produce hydrochloric acid soln, and the hydrochloric acid soln made is added in the mixer of stirring, 4) material stirred is placed uniformly, and carry out acidolysis under constant temperature, 5) by acidolysis, good material drops into and invades foam washing in spirituous solution and wash, detect the pH value of material, 6) by the konjak gum dehydration of having washed, obtain the konjak gum of viscosity reduction.
3. the method that makes konjak gum reduce viscosity and granulation according to claim 1, it is characterized in that, described fluidized granulating technique comprises the steps: 1) konjak gum of viscosity reduction is put into to boiling granulator, 2) konjak gum after viscosity reduction is soluble in water makes the binding agent that granulation is used, 3) open boiling granulator, material is evenly mixed, 4) batch mixing is after for some time, binding agent is sprayed into to the tablets press feed bin, 5) detect at any time the change of granularity of material in granulation process, the speed added with the adjustment binding agent and the power of boiling granulator blower fan, 6) granulation stops adding binding agent after reaching needed globule size, material is carried out to drying, 7) the dry end, taking out material is packed.
4. the method that makes konjak gum reduce viscosity and granulation according to claim 2, is characterized in that step 3) described hydrochloric acid soln adds in the mixer of stirring in the mode of spraying.
5. the method that makes konjak gum reduce viscosity and granulation according to claim 2, is characterized in that step 3) 200 rpms of described stirring velocitys.
6. the method that makes konjak gum reduce viscosity and granulation according to claim 2, is characterized in that step 4) described acidolysis temperature is 80 degree, the time is 3 hours.
7. the method that makes konjak gum reduce viscosity and granulation according to claim 2, is characterized in that step 5) in described spirituous solution be 40 degree, invading the foam washing time of washing is 30 minutes, the pH value of surveying in the 6.5-7 scope.
8. the method that makes konjak gum reduce viscosity and granulation according to claim 3, is characterized in that step 2) in konjak gum and the mass ratio of water be 1:400.
9. the method that makes konjak gum reduce viscosity and granulation according to claim 3, is characterized in that step 4) in binding agent evenly spray into the tablets press feed bin with constant flow pump.
10. the method that makes konjak gum reduce viscosity and granulation according to claim 3, is characterized in that step 4) in mixing time be 5 minutes.
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| CN201310377337.XA CN103483464A (en) | 2013-08-22 | 2013-08-22 | Method for reducing viscosity of konjac gum and granulating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103734645A (en) * | 2014-01-23 | 2014-04-23 | 四川新星成明生物科技有限公司 | Method for preparing low-viscosity purified konjak micro-powder |
| CN108618040A (en) * | 2018-03-29 | 2018-10-09 | 重庆西大魔芋科技开发有限公司 | A kind of preparation method of low viscosity konjaku flour |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497678A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Thermoplastic glucomannan and preparation thereof |
| CN102617969A (en) * | 2012-03-29 | 2012-08-01 | 西南科技大学 | Preparation method of thermoplastic konjac glucomannan/poly butylenes succinate blending material |
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2013
- 2013-08-22 CN CN201310377337.XA patent/CN103483464A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101497678A (en) * | 2008-01-28 | 2009-08-05 | 西南科技大学 | Thermoplastic glucomannan and preparation thereof |
| CN102617969A (en) * | 2012-03-29 | 2012-08-01 | 西南科技大学 | Preparation method of thermoplastic konjac glucomannan/poly butylenes succinate blending material |
Non-Patent Citations (4)
| Title |
|---|
| L.H. CHENG ETC.: ""Effects of acid modification on physical properties of konjac glucomannan (KGM) films"", 《FOOD CHEMISTRY》 * |
| 刘跃华等: ""硫酸水解魔芋精粉过程的优化"", 《江苏农业科学》 * |
| 李坚: ""葡甘露聚糖的制备"", 《中国石油化工2005年石油化工学术年会论文集》 * |
| 褚振辉等: ""沸腾制粒的理论和工艺探讨"", 《山东医药工业》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103734645A (en) * | 2014-01-23 | 2014-04-23 | 四川新星成明生物科技有限公司 | Method for preparing low-viscosity purified konjak micro-powder |
| CN103734645B (en) * | 2014-01-23 | 2015-05-20 | 四川新星成明生物科技有限公司 | Method for preparing low-viscosity purified konjak micro-powder |
| CN108618040A (en) * | 2018-03-29 | 2018-10-09 | 重庆西大魔芋科技开发有限公司 | A kind of preparation method of low viscosity konjaku flour |
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Address after: 622650 Sichuan County Industrial Park (Hua Gai Zhen) Applicant after: Sichuan Moli Technology Co., Ltd. Address before: 622650 Sichuan County Industrial Park (Hua Gai county) Applicant before: Sichuan Moli Technology Co., Ltd. |
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Effective date of registration: 20160302 Address after: 4, No. 621051, Jinqiao Ginza, 40 middle Garden Road, Fucheng District, Sichuan, Mianyang Applicant after: Sichuan Orient Magic Biotechnology Co., Ltd. Address before: 622650 Sichuan County Industrial Park (Hua Gai Zhen) Applicant before: Sichuan Moli Technology Co., Ltd. |
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