CN116462987B - Preparation method of acid-stable butterfly bean flower blue pigment - Google Patents
Preparation method of acid-stable butterfly bean flower blue pigment Download PDFInfo
- Publication number
- CN116462987B CN116462987B CN202310470326.XA CN202310470326A CN116462987B CN 116462987 B CN116462987 B CN 116462987B CN 202310470326 A CN202310470326 A CN 202310470326A CN 116462987 B CN116462987 B CN 116462987B
- Authority
- CN
- China
- Prior art keywords
- acid
- product
- water
- stable
- blue pigment
- 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.)
- Active
Links
- 239000001055 blue pigment Substances 0.000 title claims abstract description 34
- 244000046052 Phaseolus vulgaris Species 0.000 title claims abstract description 31
- 235000010627 Phaseolus vulgaris Nutrition 0.000 title claims abstract description 31
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000047 product Substances 0.000 claims abstract description 26
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 claims abstract description 16
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000004327 boric acid Substances 0.000 claims abstract description 16
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 239000004289 sodium hydrogen sulphite Substances 0.000 claims abstract description 14
- 238000002156 mixing Methods 0.000 claims abstract description 11
- 239000000049 pigment Substances 0.000 claims abstract description 9
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 239000000284 extract Substances 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000000706 filtrate Substances 0.000 claims abstract description 6
- 238000004108 freeze drying Methods 0.000 claims abstract description 6
- 230000007935 neutral effect Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims abstract description 3
- 239000012535 impurity Substances 0.000 claims abstract description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 239000002994 raw material Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 4
- 241000893031 Pteroceltis Species 0.000 claims 7
- 235000010582 Pisum sativum Nutrition 0.000 claims 3
- 240000004713 Pisum sativum Species 0.000 claims 3
- 238000005119 centrifugation Methods 0.000 claims 1
- 229930014669 anthocyanidin Natural products 0.000 abstract description 2
- 235000008758 anthocyanidins Nutrition 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 150000001452 anthocyanidin derivatives Chemical class 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 abstract 1
- 210000000582 semen Anatomy 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 239000012467 final product Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 235000010208 anthocyanin Nutrition 0.000 description 2
- 229930002877 anthocyanin Natural products 0.000 description 2
- 239000004410 anthocyanin Substances 0.000 description 2
- 150000004636 anthocyanins Chemical class 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- 241000411951 Centrosema virginianum Species 0.000 description 1
- 235000008358 Clitoria ternatea Nutrition 0.000 description 1
- 102000008186 Collagen Human genes 0.000 description 1
- 108010035532 Collagen Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 241000737257 Pteris <genus> Species 0.000 description 1
- 244000086363 Pterocarpus indicus Species 0.000 description 1
- 235000009984 Pterocarpus indicus Nutrition 0.000 description 1
- 241000893032 Pteroceltis tatarinowii Species 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- 235000005811 Viola adunca Nutrition 0.000 description 1
- 240000009038 Viola odorata Species 0.000 description 1
- 235000013487 Viola odorata Nutrition 0.000 description 1
- 235000002254 Viola papilionacea Nutrition 0.000 description 1
- 244000172533 Viola sororia Species 0.000 description 1
- 150000001453 anthocyanidins Chemical class 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229920001436 collagen Polymers 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000037394 skin elasticity Effects 0.000 description 1
- 235000019155 vitamin A Nutrition 0.000 description 1
- 239000011719 vitamin A Substances 0.000 description 1
- 235000019154 vitamin C Nutrition 0.000 description 1
- 239000011718 vitamin C Substances 0.000 description 1
- 235000019165 vitamin E Nutrition 0.000 description 1
- 239000011709 vitamin E Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B61/00—Dyes of natural origin prepared from natural sources, e.g. vegetable sources
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/40—Colouring or decolouring of foods
- A23L5/42—Addition of dyes or pigments, e.g. in combination with optical brighteners
- A23L5/43—Addition of dyes or pigments, e.g. in combination with optical brighteners using naturally occurring organic dyes or pigments, their artificial duplicates or their derivatives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0096—Purification; Precipitation; Filtration
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The invention relates to the technical field of pigment preparation, in particular to a preparation method of acid-stable butterfly bean flower blue pigment, and dried butterfly bean flowers are picked up for standby after impurity removal. Mixing the material with water at 40-45deg.C, and stirring to extract the anthocyanidin of semen Pisi Sativi for 2 times each for 2-3 hr. Centrifuging, mixing the extractive solutions, concentrating under reduced pressure to obtain extract, and lyophilizing to obtain product A. Mixing the product A with sodium bisulphite, manganese dioxide, boric acid and water according to a certain proportion, and stirring and reacting for 3 hours at 85-90 ℃. Cooling to room temperature after the reaction is finished, regulating the PH to be neutral, standing, filtering, concentrating the filtrate under reduced pressure, and freeze-drying to obtain the product. The product is black to deep blue solid, the solubility in neutral water at room temperature is more than 10g/100ml, the product is prepared into 500ppm aqueous solution, and the color development effect under different PH conditions is as follows: the pH is below 2.5 and is purple, the pH is 2.8-10.0 and is blue, the operation is simple, safe and reliable, and the sphenoides blue pigment can be better obtained.
Description
Technical Field
The invention relates to the technical field of pigment preparation, in particular to a preparation method of acid-stable butterfly bean flower blue pigment.
Background
Butterfly bean flower is also called blue butterfly, english name: the butterfly pea is called butterfly bean flower, blue butterfly, butterfly blue flower, butterfly bean, bean green, etc. The main distribution is thailand Chiang Mai, which is a typical tropical vine plant and is widely distributed throughout the year, and the Yunnan Xishuangbanna is also distributed in a small amount. The petals can be used for dyeing and eating. Has rich vitamins A, C and E, is rich in anthocyanin, can improve immunity, helps and promotes skin elasticity and collagen generation, and has antioxidant effect. The Tai and Xishuangbanna Dai nationality can use the tea as a blue food. The pigment extracted from the pteris crassifolia has wide application prospect in the food industry;
Therefore, the preparation method of the acid-stable sphenoid blue pigment is simple and convenient to operate, safe and reliable, and the sphenoid blue pigment can be better obtained, and the obtained sphenoid blue pigment has better blue color effect under the acidic condition of lower pH. The application range of the butterfly bean flower blue pigment is widened.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a preparation method of acid-stable butterfly bean flower blue pigment.
In order to solve the technical problems, the invention provides the following technical scheme: a preparation method of acid-stable butterfly bean flower blue pigment comprises the following steps:
s1, picking and impurity-removing dried butterfly bean flowers for later use;
S2, mixing the butterfly bean flower raw material with water at 40-45 ℃ according to the butterfly bean flower: water = 1:6 (m/m), and extracting the pterocarpus vulgaris anthocyanidin by stirring for 2 times, each time for 2-3h. Centrifugally filtering, combining the two extracting solutions, concentrating under reduced pressure to obtain an extract, and freeze-drying to obtain a product A;
S3, mixing the product A with sodium bisulphite, manganese dioxide, boric acid and water according to a certain proportion, and stirring and reacting for 3 hours at 85-90 ℃. After the reaction was completed, the reaction mixture was cooled to room temperature, and the pH was adjusted to neutral. Standing, filtering, concentrating the filtrate under reduced pressure, and lyophilizing to obtain the final product.
Preferably, the extraction process of the product A is that the raw material of the butterfly bean flowers and water are mixed according to the butterfly bean flowers: water = 1: mixing and extracting the pteroceltis tatarinowii anthocyanin at the temperature of 40-45 ℃ for 2-3 h at the speed of 6 m/m;
Preferably, the reaction ratio (m/m) of the product A to sodium bisulphite, manganese dioxide, boric acid and water is the product A: sodium bisulfite: manganese dioxide: boric acid: water = 10: (3.0-6.0): (0.5-1.0): (1.0-6.0): 200, the reaction temperature is 85-90 ℃, and the reaction time is 3 hours;
Preferably, the reduced pressure concentration temperature is 45-50 ℃, the concentrated extract is obtained by concentrating, and the product is obtained by freeze drying.
Compared with the prior art, the invention has the following beneficial effects:
1. the plant blue pigment extracted from the butterfly bean flower is subjected to sulfonation treatment, so that the acid-stable blue pigment is obtained, the application range of the butterfly bean flower is expanded, and the comprehensive economic value of the butterfly bean flower is improved.
2. Through the sulfonation method, the spherulla flower blue pigment can be better in blue color under the acidic condition of a lower pH value, and an acidic blue pigment source is provided. Meanwhile, the method is simple and convenient to operate, safe and reliable, and low in use cost, and has the advantage of cost in small laboratory test preparation or large-scale factory production.
Drawings
FIG. 1 is a schematic representation of the color contrast of pigments at different pH in the present invention.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present invention are obtained will become readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Example 1:
in this example, the extraction of the blue pigment from the butterfly bean flower is directly carried out on the butterfly bean flower raw material.
And (5) selecting the dried butterfly bean flower raw materials, removing impurities and then reserving. Weighing 200g of the butterfly bean flower raw material, adding the butterfly bean flower raw material into 1200ml of water, stirring and extracting for 2 hours, centrifuging and filtering, and reserving the liquid; the solid was added to 1200ml of water and extracted for 2h with stirring, and the liquid was left for use. Mixing the 2 times of extracting solutions, concentrating under reduced pressure to obtain extract, and freeze-drying to obtain the product A of the sphenoids blue pigment.
Example 2:
The example is a butterfly bean flower blue pigment product A and sodium bisulphite, manganese dioxide, boric acid and water according to a weight ratio of 10:5:1:1:200, and preparing an acid-stable spherulitic blue pigment.
10.0G of the pteridopsis variabilis blue pigment product A, 5.0g of sodium bisulphite, 1.0g of manganese dioxide and 1.0g of boric acid are weighed and added into 200ml of water, and stirred until the mixture is completely dissolved. Heating to 85-90 ℃, and reacting for 3h with heat preservation. After the reaction was completed, the temperature was lowered to room temperature, the pH of the reaction solution was adjusted to neutrality with 3.5% sodium hydroxide solution, and the reaction solution was allowed to stand for 30min and was centrifugally filtered. Concentrating the filtrate under reduced pressure at 45-50deg.C, and lyophilizing to obtain the final product.
Example 3:
The example is a butterfly bean flower blue pigment product A and sodium bisulphite, manganese dioxide, boric acid and water according to a weight ratio of 10:3:0.5:3:200, and preparing an acid-stable spherulitic blue pigment.
10.0G of the pteridopsis variabilis blue pigment product A, 3.0g of sodium bisulphite, 0.5g of manganese dioxide and 3.0g of boric acid are weighed and added into 200ml of water, and stirred until the mixture is completely dissolved. Heating to 85-90 ℃, and reacting for 3h with heat preservation. After the reaction was completed, the temperature was lowered to room temperature, the pH of the reaction solution was adjusted to neutrality with 3.5% sodium hydroxide solution, and the reaction solution was allowed to stand for 30min and was centrifugally filtered. Concentrating the filtrate under reduced pressure at 45-50deg.C, and lyophilizing to obtain the final product.
Example 4:
the example is a butterfly bean flower blue pigment product A and sodium bisulphite, manganese dioxide, boric acid and water according to a weight ratio of 10:3:0.5:6:200, and preparing an acid-stable spherulitic blue pigment.
10.0G of the pteridopsis variabilis blue pigment product A, 3.0g of sodium bisulphite, 0.5g of manganese dioxide and 6.0g of boric acid are weighed and added into 200ml of water, and stirred until the mixture is completely dissolved. Heating to 85-90 ℃, and reacting for 3h with heat preservation. After the reaction was completed, the temperature was lowered to room temperature, the pH of the reaction solution was adjusted to neutrality with 3.5% sodium hydroxide solution, and the reaction solution was allowed to stand for 30min and was centrifugally filtered. Concentrating the filtrate under reduced pressure at 45-50deg.C, and lyophilizing to obtain the final product.
The color contrast (0.05% diluted hydrochloric acid adjustment) of the spherulitic blue pigment obtained in example 1-example 4 at different pH is shown in figure 1 of the specification.
Comparative examples 1 to 4, the use of the bluish-pea pigments obtained by the methods described in examples 2 to 4 were all blue (series) at pH2.8 to 10.0, whereas the direct extraction of the obtained bluish-pea pigments was green at pH9.0 to 10.0, blue at pH8.0 to 5.5, blue-violet at pH5.0 to 4.5, violet below pH4.0
The present invention may be better implemented as described above, and the above examples are merely illustrative of preferred embodiments of the present invention and not intended to limit the scope of the present invention, and various changes and modifications made by those skilled in the art to the technical solution of the present invention should fall within the scope of protection defined by the present invention without departing from the spirit of the design of the present invention.
Claims (10)
1. The preparation method of the acid-stable butterfly bean flower blue pigment is characterized by comprising the following steps of:
s1: picking and removing impurities from the dried butterfly bean flowers for later use;
s2: mixing the butterfly bean flower raw material with water, filtering, concentrating to obtain an extract, and freeze-drying to obtain a product A;
S3: mixing the product A with sodium bisulphite, manganese dioxide, boric acid and water according to a certain proportion, stirring, standing, filtering, concentrating the filtrate under reduced pressure, and freeze-drying to obtain the product.
2. The method for preparing acid-stable sphenoid blue pigment according to claim 1, wherein the mixing of the sphenoid raw material in S2 with water is performed at 40-45 ℃.
3. The method for preparing the acid-stable pteridophyte blue pigment according to claim 2, wherein the pteridophyte raw material and water in S2 are prepared according to the following pteridophyte: water = 1:6 m/m.
4. The method for preparing acid-stable pteroceltis peas flower blue pigment according to claim 3, wherein the pteroceltis peas flower raw material in step S2 is mixed with water and stirred to extract the pteroceltis peas flower pigment 2 times, each time for 2-3 hours.
5. The method for preparing acid-stable pteroceltin according to claim 4, wherein the stirring and extracting of the pteroceltin in step S2 is followed by centrifugal filtration, combining the two extracts, and concentrating under reduced pressure to obtain an extract.
6. The method for preparing acid-stable pteroceltis falcatum pigment according to claim 5, wherein in the step S3, the product A is mixed with sodium bisulphite, manganese dioxide, boric acid and water according to a certain proportion, and then stirred and reacted for 3 hours at 85-90 ℃.
7. The method for preparing acid-stable pteridophyte blue pigment according to claim 6, wherein the product A in S3 is mixed with sodium bisulphite, manganese dioxide, boric acid and water according to a certain proportion, and then stirred at 85-90 ℃ for reaction for 3 hours, and then cooled to room temperature.
8. The method for preparing acid-stable pteroceltin according to claim 7, wherein the mixture of product A and sodium bisulphite, manganese dioxide, boric acid and water in S3 is cooled to room temperature and then the pH is adjusted to neutral.
9. The method for preparing the acid-stable pteroceltis faerie flower blue pigment according to claim 8, wherein the mixing ratio of the product A to sodium bisulphite, manganese dioxide, boric acid and water in the step S3 is the product A: sodium bisulfite: manganese dioxide: boric acid: water = 10: (3.0-6.0): (0.5-1.0): (1.0-6.0): 200m/m, and the reaction temperature is 85-90 ℃.
10. The method for preparing the acid-stable pteroceltis falcata flower blue pigment according to claim 9, wherein the color development effect of the pteroceltis falcata flower pigment under different pH conditions is as follows: the pH is below 2.5 and the pH is 2.8-10.0 and the pH is blue, the centrifugation condition is 5000r/min, the time is 20min, and the pH adjusting step is 3.5% m/m sodium hydroxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310470326.XA CN116462987B (en) | 2023-04-27 | 2023-04-27 | Preparation method of acid-stable butterfly bean flower blue pigment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310470326.XA CN116462987B (en) | 2023-04-27 | 2023-04-27 | Preparation method of acid-stable butterfly bean flower blue pigment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116462987A CN116462987A (en) | 2023-07-21 |
| CN116462987B true CN116462987B (en) | 2024-08-06 |
Family
ID=87184177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310470326.XA Active CN116462987B (en) | 2023-04-27 | 2023-04-27 | Preparation method of acid-stable butterfly bean flower blue pigment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116462987B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102432580A (en) * | 2011-12-23 | 2012-05-02 | 晨光生物科技集团股份有限公司 | Method for degrading high polymer proanthocyanidin |
| CN109400569A (en) * | 2018-10-18 | 2019-03-01 | 赣州华汉生物科技有限公司 | A kind of method of extraction purification anthocyanidin in butterfly Tofu pudding |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03223298A (en) * | 1990-01-26 | 1991-10-02 | Ajinomoto Co Inc | Delphinidin 3,3',5'-triglucoside compound |
| JP2003292810A (en) * | 2002-03-29 | 2003-10-15 | Toyo Ink Mfg Co Ltd | Coloring matter composition |
| WO2010115073A2 (en) * | 2009-04-03 | 2010-10-07 | Richard Rice | Natural blue flavorants and colorants |
| AU2013301615B2 (en) * | 2012-08-09 | 2017-02-02 | Nestec S.A. | Anthocyanin colouring composition |
| CN111533723B (en) * | 2020-05-29 | 2024-04-30 | 河南龙亭药业有限公司 | Method for extracting anthocyanin from mature fresh fruit of black fungus |
| CN112521770A (en) * | 2020-12-15 | 2021-03-19 | 上海应用技术大学 | Preparation method and application of oroxylum indicum pigment extract |
| CN114208998A (en) * | 2021-12-23 | 2022-03-22 | 江西丹霞生物科技股份有限公司 | Process for extracting anthocyanin from clitocybe maxima |
| CN115414404A (en) * | 2022-09-21 | 2022-12-02 | 广西壮族自治区亚热带作物研究所（广西亚热带农产品加工研究所） | Extraction method of Clitoria ternatea flower |
-
2023
- 2023-04-27 CN CN202310470326.XA patent/CN116462987B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102432580A (en) * | 2011-12-23 | 2012-05-02 | 晨光生物科技集团股份有限公司 | Method for degrading high polymer proanthocyanidin |
| CN109400569A (en) * | 2018-10-18 | 2019-03-01 | 赣州华汉生物科技有限公司 | A kind of method of extraction purification anthocyanidin in butterfly Tofu pudding |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116462987A (en) | 2023-07-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CH638554A5 (en) | METHOD FOR SEPARATING ANTHOCYANES FROM MACROMOLECULAR NATURAL SUBSTANCES. | |
| CN100447206C (en) | Method of extracting and preparing yellow pigment of pagodatree flower | |
| US4435319A (en) | Preparation of protein isolate from sunflower seed | |
| CN116462987B (en) | Preparation method of acid-stable butterfly bean flower blue pigment | |
| US2785155A (en) | Extraction of soy protein | |
| CN109705127B (en) | Anti-emulsification preparation method of plant-derived sodium copper chlorophyllin | |
| CN111875573A (en) | Method for continuously extracting anthocyanin from lycium ruthenicum murr | |
| CN106518830A (en) | Method for extracting anthocyanins | |
| CN104844440B (en) | A kind of refining methd of long-chain mixed dibasic acid | |
| KR101130647B1 (en) | Natural dye, Method for manufacturing the same and Dyeing method using the same | |
| CN104419220A (en) | Method for high-efficiency extraction of pumpkin pigments | |
| CN1304960A (en) | Process for extracting natural red pigment from purple sweet potato with alcohol | |
| CN104177863A (en) | Method for extracting red pigment from green pin needles | |
| CN108835358A (en) | A kind of processing method for extracting production tea albumen powder from tea grounds Subcritical water | |
| CN113200900A (en) | Method for preparing lutein from marigold oleoresin | |
| CN106634028A (en) | High-efficiency grape skin pigment extraction process | |
| CN102746695A (en) | Process for extracting edible pigments and pectin from orange peel | |
| RU2025475C1 (en) | Process for preparing anthocyan colorant | |
| CN108794562A (en) | A kind of processing technology of sapindoside extract | |
| US3248300A (en) | Method of recovering carpaines from papaya plants | |
| CN116462986A (en) | Preparation method and application of acid butterfly bean flower blue pigment | |
| CN108148445B (en) | Production method for improving light absorption ratio of capsanthin pigment | |
| CN104448917B (en) | A kind of method that adopts acetic acid-microwave technique to extract the red wooden carthamin that continues | |
| CN117945968A (en) | Preparation method of lutein ester | |
| CN1041375A (en) | The preparation technology of natural edible pigment from Chinese pera-leaved crabapple |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |