CN102321384A - Liquid-phase supercritical method for removing and separating spiciness from capsicum red pigment and device special for liquid-phase critical method - Google Patents
Liquid-phase supercritical method for removing and separating spiciness from capsicum red pigment and device special for liquid-phase critical method Download PDFInfo
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- CN102321384A CN102321384A CN201110167777A CN201110167777A CN102321384A CN 102321384 A CN102321384 A CN 102321384A CN 201110167777 A CN201110167777 A CN 201110167777A CN 201110167777 A CN201110167777 A CN 201110167777A CN 102321384 A CN102321384 A CN 102321384A
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- 235000002566 Capsicum Nutrition 0.000 title claims abstract description 28
- 239000001390 capsicum minimum Substances 0.000 title claims abstract description 28
- 239000001054 red pigment Substances 0.000 title claims abstract description 12
- 239000007791 liquid phase Substances 0.000 title claims abstract description 11
- 235000019633 pungent taste Nutrition 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title abstract description 21
- 240000008574 Capsicum frutescens Species 0.000 title description 2
- 241000208293 Capsicum Species 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000000605 extraction Methods 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000011347 resin Substances 0.000 claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 239000003960 organic solvent Substances 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 4
- YKPUWZUDDOIDPM-SOFGYWHQSA-N capsaicin Chemical compound COC1=CC(CNC(=O)CCCC\C=C\C(C)C)=CC=C1O YKPUWZUDDOIDPM-SOFGYWHQSA-N 0.000 claims description 41
- 229960002504 capsaicin Drugs 0.000 claims description 20
- 235000017663 capsaicin Nutrition 0.000 claims description 20
- 241000196324 Embryophyta Species 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 11
- 238000005516 engineering process Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 3
- 239000012071 phase Substances 0.000 claims description 3
- 238000007600 charging Methods 0.000 claims description 2
- 239000011344 liquid material Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 239000002904 solvent Substances 0.000 abstract description 6
- 239000003795 chemical substances by application Substances 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000010924 continuous production Methods 0.000 abstract description 3
- 238000012546 transfer Methods 0.000 abstract description 3
- 238000000895 extractive distillation Methods 0.000 abstract 4
- 238000007599 discharging Methods 0.000 abstract 2
- 230000008569 process Effects 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000012530 fluid Substances 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000194 supercritical-fluid extraction Methods 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 238000003815 supercritical carbon dioxide extraction Methods 0.000 description 3
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- VYIRVAXUEZSDNC-TXDLOWMYSA-N (3R,3'S,5'R)-3,3'-dihydroxy-beta-kappa-caroten-6'-one Chemical compound C([C@H](O)CC=1C)C(C)(C)C=1/C=C/C(/C)=C/C=C/C(/C)=C/C=C/C=C(C)C=CC=C(C)C=CC(=O)[C@]1(C)C[C@@H](O)CC1(C)C VYIRVAXUEZSDNC-TXDLOWMYSA-N 0.000 description 1
- VYIRVAXUEZSDNC-LOFNIBRQSA-N Capsanthyn Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)CC(O)CC1(C)C)C=CC=C(/C)C=CC(=O)C2(C)CC(O)CC2(C)C VYIRVAXUEZSDNC-LOFNIBRQSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- WRANYHFEXGNSND-LOFNIBRQSA-N capsanthin Natural products CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)CC(O)CC1(C)C)C=CC=C(/C)C=CC(=O)C2(C)CCC(O)C2(C)C WRANYHFEXGNSND-LOFNIBRQSA-N 0.000 description 1
- 235000018889 capsanthin Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000989 food dye Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 231100000957 no side effect Toxicity 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 235000012658 paprika extract Nutrition 0.000 description 1
- 239000001688 paprika extract Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Seasonings (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The invention discloses a liquid-phase supercritical method for removing and separating spiciness from capsicum red pigment, which comprises the following steps of: allowing liquid capsicum resin serving as a raw material to flow down from upper part of an extractive distillation column through a material inlet and a liquid distributor, introducing supercritical CO2 through a CO2 gas inlet at the bottom of the extractive distillation column, and performing countercurrent extraction; discharging an extract through an extract outlet on the top of the extractive distillation column, and introducing into a separator I and a separator II in turn to remove an organic solvent and a capsicum element; and discharging raffinate of a pure capsicum red pigment product through a raffinate outlet at the bottom of the extractive distillation column, and collecting. The raw material and an extracting agent are in countercurrent contact, and the mass transfer effect is enhanced; continuous production can be realized and the production efficiency is improved; and the liquid capsicum resin with low color value, which is prepared by a solvent method, is taken as a raw material, and the capsicum red pigment product of which the color value is improved from 80 of the raw material to more than 320 can be obtained.
Description
Technical field
The present invention relates to overcritical removing spiciness from capsicum red pigment separation method of a kind of liquid phase and isolated plant thereof, the continuous extraction that can be applicable to CAPSAICIN with separate, and can be to the tail gas clean-up recycle.
Background technology
Supercritical liquid extraction technique is a kind of new separation technology that rises in the last thirty years; In food, makeup, medicine, active ingredient of natural plant extraction and field of petrochemical industry increasingly extensive application is arranged, and obtained a series of industrial applications achievements.Wherein supercritical co has that dissolving power is strong, rate of mass transfer is high, suitable (the emergent pressure 7.3MPa of critical parameter; Plurality of advantages such as 31 ℃ of critical temperatures), unreactiveness, nontoxic, no burn into be cheap and easy to get and safe and efficient; Make the supercritical extraction sepn process can be near conveniently carrying out under the room temperature condition, and make carbonic acid gas become the supercritical fluid solvent of suitable industrial applications.Therefore, the research of supercritical carbon dioxide extraction method and application facet have all obtained very big development in recent years.
The CAPSAICIN color and luster is delicious, has no side effect, and has very high biological value, is classified as category-A food dye by the Food and Argriculture OrganizationFAO and the World Health Organization.In recent years; Along with the toxic continuous discovery of synthetic colour; The synthetic colour that use countries in the world reduces day by day, and CAPSAICIN except that food service industry is used, all has very widely use in industries such as makeup, beverage candy, medicine, feeds as Green Product.Mostly the method for producing CAPSAICIN now is solvent method, and the CAPSAICIN dissolvent residual that this method is produced is many, and peculiar smell is arranged, and the look valency is low, and there are shortcomings such as solvent recuperation is difficult, energy consumption is big, extraction yield is low in technological process.In recent years, along with the development of supercritical carbon dioxide extraction method, the existing supercritical carbon dioxide extraction method that adopts is to CAPSAICIN extraction, isolating relevant report.
As: the ZL99114740.5 patented claim discloses a kind of supercritical CO 2 refining process of deodored capsanthin; This method key step comprises that extraction, flash trapping stage, secondary separate; Promptly will not take off peppery earlier or taken off peppery CAPSAICIN through being pumped in the extractor; Then with being pumped into supercritical carbon dioxide fluid and organic solvent (ethanol, acetone or isopropyl acetone); Regulate the extractor pressure and temperature different and extract, obtain the purified CAPSAICIN in the last extractor, obtain isolate in the separating still with separating still.But this method adopts periodical operation, can not realize continuous production, and production efficiency is low; And this method is a raw material with the thick product of the higher CAPSAICIN of cost, and the look valency is promoted to farthest 260 by 150 after carrying the agent supercritical extraction, and the look valency lifting rate of CAPSAICIN product is lower; Carry agent owing to add ethanol, isopropyl acetone etc. in the extraction separation process in addition, caused higher organic solvent residual in the CAPSAICIN product.
Summary of the invention
Technical problem to be solved by this invention is, a kind of defective that can overcome prior art is provided, and realizes extraction, separates, purifies integrated quantity-produced performance liquid CAPSAICIN supercritical extraction and take off peppery device.
The present invention is an extraction feed with the liquid capsicum resin, and described liquid capsicum resin is that the chilli mature fruit uses organic solvent (sherwood oil, acetone or alcohol) extraction to get after crushed.Mainly contain CAPSAICIN, pungent plain (capsicine) and organic solvent in the liquid capsicum resin, wherein supercritical co can dissolve pungent element and the organic solvent in the liquid capsicum resin.
The present invention addresses the above problem the technical scheme that is adopted:
The overcritical removing spiciness from capsicum red pigment separation method of a kind of liquid phase may further comprise the steps:
(1) be raw material with the liquid capsicum resin, capsicum resin flows down supercritical CO through material inlet and liquid distributor (5) from extracting rectifying post (F) top
2CO from extracting rectifying post (F) bottom
2Gas feed (7) gets into, and carries out counter-current extraction; (2) extract (is dissolved with the CO of pungent element and organic solvent
2) extract outlet (1) discharge from extracting rectifying post (F) top, get into separator successively
(G) and separator
(H) remove organic solvent and pungent element;
(3) the pure CAPSAICIN product of extract remainder is discharged and is collected from extracting rectifying post (F) bottom extract remainder material outlet (8).
In the above-mentioned steps (2), CO
2Tail gas takes off peppery device (I), and to remove in the gas phase dissolved pungent plain, removes the CO behind the pungent element
2Reusable edible.
The working pressure of above-mentioned extracting rectifying post (F) is 10-30MPa, and service temperature is 35-80 ℃; The pressure of separator I (G) is 5-10MPa, and temperature is 35-80 ℃; Control separator II (H) and CO
2The pressure that tail gas takes off peppery device (I) is 4-8MPa, and temperature is 35-80 ℃; Liquid capsicum resin inlet amount is 2-8L/h, CO
2Circular flow is 5-40L/h.
The isolated plant of the overcritical removing spiciness from capsicum red pigment separation method of above-mentioned liquid phase comprises extraction plant and tripping device, wherein extracting rectifying post (F) and separator
(G), separator
(H) and CO
2Tail gas takes off peppery device (I) connects successively, and extracting rectifying post (F) bottom is provided with CO
2Gas feed (7) and extract remainder material outlet (8), the top is provided with extract outlet (1).
The cylindrical shell (9) of extracting rectifying post (F) is divided into three sections of upper, middle and lower, and every section all is provided with material inlet and liquid distributor (5), and liquid material can adopt three sections chargings individually or simultaneously; The cylindrical shell (9) of extracting rectifying post (F) is provided with the three sections chucks in upper, middle and lower (10); Feed heat transferring medium in each section chuck (10); Heat transferring medium is got into by heat transferring medium import (6); Leave from heat transferring medium outlet (11), each section temperature can be regulated and control separately, and can extraction temperature be set according to different technology conditions; Regular wire cloth or ripple packing (4) are housed in the cylindrical shell (9) of extracting rectifying post (F); The maximum operating pressure of extracting rectifying post (F) is 50MPa, and top temperature is 300 ℃, and material is a stainless steel; Be provided with mist eliminator (2), hold-down grid (3), liquid re-distributor (12) and supporting plate (13) in the extracting rectifying post (F).
Described CO
2It is a hollow cylinder tank body that tail gas takes off peppery device (I), interior dress different activities spicy-off agency, and maximum withstand voltage 30MPa, maximum operating temperature is 100 ℃, material is a stainless steel.
The present invention compared with prior art has the following advantages and beneficial effect:
(1) the present invention makes raw material and extraction agent counter current contact, has strengthened mass transfer effect, and can realize continuous production, has improved production efficiency.(2) the present invention is that the liquid capsicum resin of the low look valency of employing solvent method gained is a raw material, and look valency lifting rate is very high.After apparatus of the present invention processing, can obtain the look valency and bring up to the CAPSAICIN product more than 320 by 80 of raw material.(3) the present invention separates and takes off in the peppery purification process process at whole supercritical extraction, does not add any organic solvent and carries agent, and products obtained therefrom is no more than 10ppm through detecting Determination of Residual Organic Solvents, far below the national standard of organic residual 25ppm.(4) the present invention has designed CO
2Take off peppery device, when having reduced pigment product pungent cellulose content, tail gas is done further purifying treatment, solved the higher difficult problem that makes pigment product have pungent of pungent cellulose content in the tail gas, realize CO
2The recycle of gas, energy-conserving and environment-protective and reducing cost.
Description of drawings
Fig. 1 is a process flow sheet of the present invention;
A is CO among the figure
2Storage tank, B are ice chest, and C is a force (forcing) pump, and D is a raw material storage tank, and E is a charge pump, and F is the extracting rectifying post, and G is the separator I, and H is the separator II, and I is CO
2Take off peppery device.
Fig. 2 is the structure iron of extracting rectifying post;
1 is the extract outlet among Fig. 2, and 2 is mist eliminator, and 3 is hold-down grid, and 4 is filler, and 5 is material inlet and liquid distributor, and 6 is the heat transferring medium import, and 7 is CO
2Gas feed, 8 are the outlet of extract remainder material, and 9 is extracting rectifying column casing body, and 10 is chuck, and 11 are the heat transferring medium outlet, and 12 is liquid re-distributor, and 13 is supporting plate.
Embodiment
Do further description through the embodiment specific embodiments of the invention below, therefore do not limit the present invention among the described scope of embodiments.
Embodiment 1 is a raw material with solvent method gained liquid capsicum resin midbody, adopts apparatus of the present invention to obtain high luminance relay valency CAPSAICIN.
The high 255cm of the used extracting rectifying post of present embodiment, the filler in the extracting rectifying post is regular wire cloth, the pressure of extracting rectifying post is 50MPa.
Process flow sheet is as shown in Figure 1, and the structure iron of extracting rectifying post is as shown in Figure 2, CO
2By CO
2Storage tank (A) is pressurized to 10-30MPa through force (forcing) pump (C) after getting into ice chest (B) cooling, and extracting rectifying post (F) temperature is controlled at 35-80 ℃, gets into the CO in the extracting rectifying post (F)
2Reach supercritical state.
The raw material capsicum resin is got in the extracting rectifying post (F) from extracting rectifying post (F) top through charge pump (E) by raw material storage tank (D), and feed rate is controlled at 2-8L/h.Simultaneously, high pressure CO
2Get into from extracting rectifying post (F) bottom, under supercritical state, carry out counter-current extraction, the control supercritical CO with capsicum resin
2The operation flow be 5-40L/h, working pressure is 10-30MPa.The products obtained therefrom CAPSAICIN is emitted and is collected by extracting rectifying post (F) bottom valve, regulates this valve emission flow is equated with feed rate basically.Extraction products such as pungent element are by supercritical CO
2The dissolving back is taken out of from extracting rectifying post (F) top, gets into the separator I through the variable valve top.
The pressure of separator I is 5-10MPa, and temperature is 35-80 ℃.Separating prod is emitted and is collected, CO by separator I bottom valve
2Fluid gets into the separator II through variable valve from the top.
The pressure of separator II is 4-8MPa, and temperature is 35-80 ℃.Separating prod is emitted and is collected, CO by separator II bottom valve
2Fluid gets into CO through variable valve from the bottom
2Take off peppery device.
CO
2Take off peppery device (I) and removed CO
2Pungent in the fluid is plain, and the pungent element is by CO
2Taking off peppery device (I) bottom valve emits and collects, the CO after the purification
2Turn back to the recycle of gas phase storage tank.
The pure CAPSAICIN product look valency that adopts the extraction of separation method of the present invention and isolated plant is up to 320, and the pungent cellulose content is lower than 0.35%, and the total organic solvent residual volume is lower than 20ppm.Each item leading indicator all is superior to the national standard (GB10783-2008) of CAPSAICIN product.
Claims (10)
1. overcritical removing spiciness from capsicum red pigment separation method of liquid phase may further comprise the steps:
(1) be raw material with the liquid capsicum resin, capsicum resin flows down supercritical CO through material inlet and liquid distributor (5) from extracting rectifying post (F) top
2CO from extracting rectifying post (F) bottom
2Gas feed (7) gets into, and carries out counter-current extraction;
(2) extract from extracting rectifying post (F) top extract outlet (1) discharge, get into separator
successively and (G) (H) remove organic solvent and pungent element with separator
;
(3) the pure CAPSAICIN product of extract remainder is discharged and is collected from extracting rectifying post (F) bottom extract remainder material outlet (8).
2. the overcritical removing spiciness from capsicum red pigment separation method of liquid phase according to claim 1 is characterized in that: in the step (2), and CO
2Tail gas takes off peppery device (I), and to remove in the gas phase dissolved pungent plain, removes the CO behind the pungent element
2Reusable edible.
3. the overcritical removing spiciness from capsicum red pigment separation method of liquid phase according to claim 1 is characterized in that: the working pressure of extracting rectifying post (F) is 10-30MPa, and service temperature is 35-80 ℃; The pressure of separator I (G) is 5-10MPa, and temperature is 35-80 ℃; Control separator II (H) and CO
2The pressure that tail gas takes off peppery device (I) is 4-8MPa, and temperature is 35-80 ℃.
4. the isolated plant of the overcritical removing spiciness from capsicum red pigment separation method of the said liquid phase of claim 1 comprises extraction plant and tripping device, it is characterized in that: extracting rectifying post (F) and separator
(G), separator
(H) and CO
2Tail gas takes off peppery device (I) connects successively, and extracting rectifying post (F) bottom is provided with CO
2Gas feed (7) and extract remainder material outlet (8), the top is provided with extract outlet (1).
5. isolated plant according to claim 4 is characterized in that: the cylindrical shell (9) of extracting rectifying post (F) is divided into three sections of upper, middle and lower, and every section all is provided with material inlet and liquid distributor (5), and liquid material adopts three sections chargings individually or simultaneously.
6. isolated plant according to claim 5; It is characterized in that: the cylindrical shell (9) of extracting rectifying post (F) is provided with the three sections chucks in upper, middle and lower (10); Feed heat transferring medium in each section chuck (10), heat transferring medium is got into by heat transferring medium import (6), leaves from heat transferring medium outlet (11); Each section temperature is regulated and control separately, according to different technology conditions extraction temperature is set.
7. isolated plant according to claim 6 is characterized in that: regular wire cloth or ripple packing (4) are housed in the cylindrical shell (9) of extracting rectifying post (F).
8. isolated plant according to claim 4 is characterized in that: the maximum operating pressure of extracting rectifying post (F) is 50MPa, and top temperature is 300 ℃, and material is a stainless steel.
9. isolated plant according to claim 4 is characterized in that: be provided with mist eliminator (2), hold-down grid (3), liquid re-distributor (12) and supporting plate (13) in the extracting rectifying post (F).
10. isolated plant according to claim 4 is characterized in that: described CO
2It is a hollow cylinder tank body that tail gas takes off peppery device (I), interior dress different activities spicy-off agency, and maximum withstand voltage 30MPa, maximum operating temperature is 100 ℃, material is a stainless steel.
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| CN2011101677773A CN102321384B (en) | 2011-06-21 | 2011-06-21 | Liquid-phase supercritical method for removing and separating spiciness from capsicum red pigment and device special for liquid-phase critical method |
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|---|---|---|---|
| CN2011101677773A CN102321384B (en) | 2011-06-21 | 2011-06-21 | Liquid-phase supercritical method for removing and separating spiciness from capsicum red pigment and device special for liquid-phase critical method |
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Cited By (3)
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| CN104530748A (en) * | 2014-11-27 | 2015-04-22 | 安徽省万顺现代农业科技有限公司 | Method for extracting capsicum haematochrome from capsicum |
| CN107594472A (en) * | 2017-10-30 | 2018-01-19 | 潍坊友容实业有限公司 | A kind of Suaeda salsa biogenic salt and Betacyanins combined extraction method |
| CN108440989A (en) * | 2018-03-20 | 2018-08-24 | 何冠阅 | A kind of green basic material preparation facilities |
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| CN104530748A (en) * | 2014-11-27 | 2015-04-22 | 安徽省万顺现代农业科技有限公司 | Method for extracting capsicum haematochrome from capsicum |
| CN107594472A (en) * | 2017-10-30 | 2018-01-19 | 潍坊友容实业有限公司 | A kind of Suaeda salsa biogenic salt and Betacyanins combined extraction method |
| CN108440989A (en) * | 2018-03-20 | 2018-08-24 | 何冠阅 | A kind of green basic material preparation facilities |
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