CN108651917A - A kind of full powder of detoxication of konjac is without sulphur wet processing method - Google Patents

A kind of full powder of detoxication of konjac is without sulphur wet processing method Download PDF

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Publication number
CN108651917A
CN108651917A CN201710238684.2A CN201710238684A CN108651917A CN 108651917 A CN108651917 A CN 108651917A CN 201710238684 A CN201710238684 A CN 201710238684A CN 108651917 A CN108651917 A CN 108651917A
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CN
China
Prior art keywords
konjaku
alcohol
wet
milling
sulphur
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Pending
Application number
CN201710238684.2A
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Chinese (zh)
Inventor
张志健
卫永华
郑红星
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Shaanxi University of Technology
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Shaanxi University of Technology
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Priority to CN201710238684.2A priority Critical patent/CN108651917A/en
Publication of CN108651917A publication Critical patent/CN108651917A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Preparation Of Fruits And Vegetables (AREA)

Abstract

A kind of full powder of detoxication of konjac is without sulphur wet processing method.The invention belongs to agricultural byproducts processing technical fields, it is characterized in that the alcoholic strength that upper technical process purifying link is produced to clarification waste alcohol is adjusted to certain concentration (the new alcohol for directly using certain concentration when no purifying link), it is used in combination edible citric acid to be acidified, peeling diced konjaku is beaten in high speed beater with this acidification alcohol;Gained konjaku is starched and is sealed, immersion is stirred at room temperature after a certain period of time, slurries are detached with centrifuge or filter press;Add alcohol to beat, detach gained wet-milling again or without this process, carries out vacuum desolvation and drying;Then gained dry powder grinding wheel is milled broken and sieved to get the full powder product of no sulphur detoxification konjaku.The konjaku flour obtained by the method is remained without sulphur, and it is stripped of the toxic ingredient of the major part in konjaku, product safety health, but remain most of nutritional ingredient of konjaku, requirement of its quality better than the common konjaku powder of level-one or three-level the purifying konjaku powder of national Specification, konjaku utilization rate and product yield are high, and product can be used as processing of the additive for nontransparent solid food (such as bread, biscuit, steamed bun head, noodles).

Description

A kind of full powder of detoxication of konjac is without sulphur wet processing method
Technical field
The invention belongs to agricultural byproducts processing technical field, it is related to a kind of full powder of detoxication of konjac without sulphur wet processing method.
Background technology
Konjaku contains abundant nutritional ingredient, as shown in the table.In addition, konjaku also contains there are many particular matter, as tannin, Dopamine and alkaloid etc., they are the main matters for causing konjaku brown stain;3,4- 4-dihydroxy benzaldehyde glycosides are konjakus And its processed goods has the main reason for acid;Trimethylamine, camphor etc. are the main objects for causing konjaku processed goods to have olfactory Matter;Also there is the ceramide for improving the functional activities such as immune, anti-cancer, anticancer containing 0.15%~0.2% in konjaku.
The country is concentrated mainly on konjaku powder to the processing of konjaku and extracts Glucomannan aspect at present, and commonly use Dry process technology can neither utilize the nutritional ingredients such as starch, protein in konjaku well, and not can be completely removed and profit With poisonous and harmful substances such as alkaloid, trimethylamine, camphors, meanwhile, the sulphuring color protection technology adopted makes the more SO of product residue2。 Leading to low rivieri raw material utilization rate, quality of product fine powder and safety, there are some problems, and environmental pollution is serious.And wet method When being dried to byproduct konjaku ashes brown stain easily occurs for processing, leads to ashes color burn (gray), and after ashes drying Crushing difficulty is big, and product fineness is inadequate.
Per 100g edible part konjaku nutritional ingredients
Invention content
It is an object of the invention to overcome defect existing in the prior art, one kind is provided and does not use sulfur-bearing chemical reagent, Color protection is at low cost, excellent product quality, and wholesomeness is good, and konjaku utilization rate is high, non-environmental-pollution, and opposite processing cost is relatively low Konjak processing method.
Its specific technical solution is:A kind of full powder of detoxication of konjac includes the following steps without sulphur wet method method for comprehensive processing:It will Fresh Amorphophallus rivieri cleaning, peeling, dice, and are added added with 2 ‰~4 ‰ edible citric acids, a concentration of 65%~95%, 2~4 times of konjaku amounts Waste alcohol (upper a technical process purifying link produced) in, with 0.5~2min of high speed beater whipping;Slurries are sealed, At room temperature (10 DEG C or so) stirring impregnate 16~for 24 hours;Again use centrifuge at 3000~5000r/min, to slurries centrifugation 8~ 15min or press filtration make wet-milling and waste liquid detach;Again by the wet-milling isolated 50%~85% alcohol of 1~2 times of konjaku amount Mashing, separation, method are same as above, repeat 0~3 time;It will last gained wet-milling carries out vacuum desolvation, (condition is for drying:Vacuum Spend 0.07~0.09MPa, 50~90 DEG C of temperature), while recovered alcohol, also can first vacuum desolvation, then with 50~90 DEG C of hot winds into Row drying or fluidized drying or pneumatic conveying drying;Gained dry konjaku flour grinding wheel is milled again broken, screening is de- without sulphur to get finished product The malicious full powder of konjaku.
Compared with existing konjaku wet processing techniques, beneficial effects of the present invention are:
1, the full powder of konjaku is processed with the acidification alcohol of not sulfur-bearing regent, that is, inhibits the water absorption and swelling of Glucomannan, and anti- Having stopped konjaku brown stain influences product color, and the full powder of gained konjaku is remained without sulphur, and it is toxic to be stripped of the major part in konjaku Ingredient, no bad smell, product safety health retain most of nutritional ingredient of konjaku, quality can reach national standard《Konjaku Fine powder》(GB/T18104-2000) and agriculture ministerial standard《Konjaku flour》Common konjaku powder one as defined in (NY/T 494-2010) The requirement of grade product and purifying konjaku powder three-level product, if the full powder viscosity of konjaku is up to 14000mPas or more.
2, product is loose, is easy to crush, and granularity is small (≤60 mesh), and yield is high, up to 13% or more.
3, easy to operate, it is easy to implement.
Product without the full powder of sulphur detoxication of konjac can be used as additive for nontransparent solid food (such as bread, biscuit, steamed bun head, Noodles etc.) processing.
Specific implementation mode
Technical scheme of the present invention is described in more detail with reference to specific embodiment.
Embodiment:
After the cleaning of 220g konjakus, peeling, it is cut into about 1cm3Little particle, with about 600mL added with about 2g citric acids 85% useless clarifying potable beats 1min, impregnates 20h, and at 4000r/min, centrifugation 10min obtains wet-milling and waste liquid;Wet-milling is used again 300mL65% alcohol repeats to beat, centrifuges 3 times to get wet-milling;This wet-milling is dried into about 60min in 80 DEG C of drying box, is ground Mill crosses 60 mesh sieve to get the full powder product of no sulphur detoxification konjaku.Yield is 13.41%, white, viscosity 16800mPas, SO2It is not detected, pH5.21.
The foregoing is only a preferred embodiment of the present invention, protection scope of the present invention is without being limited thereto, it is any ripe Those skilled in the art are known in the technical scope of present disclosure, the letter for the technical solution that can be become apparent to Altered or equivalence replacement are each fallen in protection scope of the present invention.

Claims (5)

1. a kind of full powder of detoxication of konjac is without sulphur wet processing method, using fresh Amorphophallus rivieri, edible alcohol and edible citric acid as raw material, packet The links such as color protection and mashing are included, detoxification, purified, detached, dry, grind, it is characterised in that clarification used is beaten in first time Edible citric acid is added in waste alcohol or new alcohol, mashing processing is carried out to peeling diced konjaku, slurries are placed and are extracted, then are centrifuged Or press filtration detaches to obtain wet-milling and clarification waste alcohol, and wet-milling is beaten, isolates and purifies or is directly dried, ground with alcohol again, Screening.
2. according to the method described in claim 1, it is characterized in that a upper technical process for 2~4 times of konjaku amounts is purified link The alcoholic strength for producing clarification waste alcohol is adjusted to 65%~95% (directly with 65%~95% new alcohol when no purifying link), and The edible citric acid for adding 2 ‰~4 ‰ beats 0.5~2min in high speed beater with this acidification alcohol to peeling diced konjaku, Obtain konjaku slurry.
3. according to the method described in claim 1, it is characterized in that being stirred by the sealing of konjaku slurry, under room temperature (8 DEG C~16 DEG C) Immersion 16~for 24 hours;Again at 3000~5000r/min, 8~15min or press filtration separation are centrifuged, wet-milling and clarification waste alcohol are obtained.
4. according to the method described in claim 1, it is characterized in that with 50%~85% edible alcohol pair of 1~2 times of konjaku amount Wet-milling beats 0.5~2min;Again at 3000~5000r/min, centrifuges 8~15min or press filtration detaches, this process progress 0~ 3 times, wet-milling and purifying clarification waste alcohol must be purified.
5. according to the method described in claim 1, it is characterized in that wet-milling vacuum desolvation will be purified;Again with 50~90 DEG C of hot winds into Row drying or fluidized drying or pneumatic conveying drying;Gained dry konjaku flour fine grinding wheel is milled again broken, crosses 60 mesh sieve to get finished product Without the full powder of sulphur detoxification konjaku.
CN201710238684.2A 2017-03-31 2017-03-31 A kind of full powder of detoxication of konjac is without sulphur wet processing method Pending CN108651917A (en)

Priority Applications (1)

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CN201710238684.2A CN108651917A (en) 2017-03-31 2017-03-31 A kind of full powder of detoxication of konjac is without sulphur wet processing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710238684.2A CN108651917A (en) 2017-03-31 2017-03-31 A kind of full powder of detoxication of konjac is without sulphur wet processing method

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CN108651917A true CN108651917A (en) 2018-10-16

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI692405B (en) * 2019-01-07 2020-05-01 厚生股份有限公司 Flame-retardant water proof fabric and manufacturing method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102106518A (en) * 2011-02-15 2011-06-29 湖北一致魔芋生物科技有限公司 Method for preparing sulfur-free konjac fine flour
CN102187986A (en) * 2010-03-03 2011-09-21 陕西理工学院 Rapid processing method of low-sulfur konjac powder
CN103211185A (en) * 2012-01-18 2013-07-24 陕西理工学院 Method for comprehensively processing konjak by wet method
CN103349244A (en) * 2013-07-02 2013-10-16 陕西理工学院 Sulfur-free or low-sulfur wet processing method of konjac finemeal
CN106306731A (en) * 2015-06-16 2017-01-11 陕西理工学院 Sulfur-free synthetic processing wet method of konjac refined powder

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102187986A (en) * 2010-03-03 2011-09-21 陕西理工学院 Rapid processing method of low-sulfur konjac powder
CN102106518A (en) * 2011-02-15 2011-06-29 湖北一致魔芋生物科技有限公司 Method for preparing sulfur-free konjac fine flour
CN103211185A (en) * 2012-01-18 2013-07-24 陕西理工学院 Method for comprehensively processing konjak by wet method
CN103349244A (en) * 2013-07-02 2013-10-16 陕西理工学院 Sulfur-free or low-sulfur wet processing method of konjac finemeal
CN106306731A (en) * 2015-06-16 2017-01-11 陕西理工学院 Sulfur-free synthetic processing wet method of konjac refined powder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI692405B (en) * 2019-01-07 2020-05-01 厚生股份有限公司 Flame-retardant water proof fabric and manufacturing method thereof

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Application publication date: 20181016

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