CN102002254A - Method for extracting greengage peel pigment and control method for pigment stability - Google Patents
Method for extracting greengage peel pigment and control method for pigment stability Download PDFInfo
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- CN102002254A CN102002254A CN2010102851518A CN201010285151A CN102002254A CN 102002254 A CN102002254 A CN 102002254A CN 2010102851518 A CN2010102851518 A CN 2010102851518A CN 201010285151 A CN201010285151 A CN 201010285151A CN 102002254 A CN102002254 A CN 102002254A
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- 239000000049 pigment Substances 0.000 title claims abstract description 66
- 238000000034 method Methods 0.000 title claims abstract description 26
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- 244000249693 Reneklode Species 0.000 title abstract 9
- 238000000605 extraction Methods 0.000 claims abstract description 12
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- 230000000694 effects Effects 0.000 claims abstract description 6
- 238000005286 illumination Methods 0.000 claims abstract description 4
- 239000002904 solvent Substances 0.000 claims description 11
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 9
- 239000000284 extract Substances 0.000 claims description 8
- XLSMFKSTNGKWQX-UHFFFAOYSA-N hydroxyacetone Chemical compound CC(=O)CO XLSMFKSTNGKWQX-UHFFFAOYSA-N 0.000 claims description 8
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Landscapes
- Preparation Of Fruits And Vegetables (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
Abstract
The invention relates to a method for extracting greengage peel pigment and a control method for pigment stability. The method comprises the following steps of: with greengage peel as a raw material, obtaining greengage peel pigment leach liquor through vacuum drying, smashing, dissolving, ultrasonic-wave-assisted extraction and membrane filtration; and controlling greengage peel pigment in the extracted greengage peel pigment leach liquor by regulating influencing factors, such as pH value of environment, temperature, illumination, an oxidizing agent, a reducing agent and the like to ensure the stability of greengage pigment. The method is simple and easy; and the obtained greengage peel pigment has good effect and stable color and luster and lays the foundation for further developing and applying greengage fruit pigment.
Description
Technical background
The present invention relates to a kind of natural extraction field of pigment, be specifically related to the control method of a kind of green plum pericarp pigment extracting method and stability.
Background technology
Food colorant is pigment again, in China, long use history is arranged since ancient times.The green plum pericarp pigment is a kind of natural colorant, is a kind of of food colorant, and the color and luster nature has certain nutrient value and pharmacological function.The natural food tinting material is on Application in Food mainly concentrates on beverage, candy, assembled alcoholic drinks, ice cream, cake, jelly, fruit juice concentrate, can, cooked meat product, margarine oil's wet goods product painted.
Pigment application facet example is a lot, as, Lei Ting etc. propose in the progress of research foodstuff additive, anticancer, inhibition tumour that turmeric, maize are used for; Sailor yellow has hypotensive effect; Capsanthin, Chrysan Yellow, sea-buckthorn Huang, maize, anthocyanidin have antioxygenation; Tea green element, mulberry fruit are red, Red kojic rice, Pericarpium Vitis viniferae are red has an accent blood fat; Asian puccoon is red to have anti-inflammatory effect; Xenthophylls has eye-protecting function.Once the cypress congruence pointed out that the solvent that it is soluble in water, the acetone isopolarity is stronger but was insoluble to non-polar solvents such as ether, ethyl acetate when the red earth grape pigment of research.Red earth grape skin color is red-violet colour and more stable in acidity to neutral environment, and thermotolerance is better, and photostabilization is also better; And in alkaline environment, brown stain can appear in solution, and it is range limited that pigment is utilized.Metal ion also has destruction to it.
Green plum (Japanese Apricot) is a kind of temperate zone rose department cherry genus plant plum, has another name called the plum fruit, does the branch plum, and be a kind of medicinal and edible plant, it is nutritious, the pharmaceutical use height.Green plum contains a large amount of secondary metabolites, as, Sitosterol, Oleanolic Acid sample material reach the flavone component that anti-angiocardiopathy, tumor disease is had certain effect.At present, the research of green plum reports mainly based on the plum pulp, and about rarely seen report of the research of green plum pericarp pigment and research.The green plum pericarp pigment is a kind of as natural pigment, has exploitation potential and value.Present method is put forth effort on the extraction of green plum pericarp pigment and the characteristic and the stabilization technique of green plum pericarp pigment.
Though, it is at present domestic more to the green plum processed and applied,, to the extraction and the application of green plum pigment, and color stability do not have Application and Development, still belongs to blank field.Can believe that the value of green plum pigment on development of functional food more and more is subjected to market and human consumer's favor.
Summary of the invention
The present invention is intended to develop a kind of natural additive for foodstuff with nourishing function, increases the utilization rate of green plum to greatest extent, makes the pericarp of green plum obtain deep development.Technical problem to be solved is to carry out the extraction of green plum pericarp pigment and keep its stability, develops novel natural pigment additive.
Technical scheme of the present invention is as follows:
A kind of extracting method of green plum pericarp pigment is characterized in that: concrete steps are as follows:
(1) clean green plum pericarp is carried out drying with Vacuumdrier, drying temperature is 50-60 ℃: be 4-6h time of drying;
(2) dried green plum fruit peel powder is broken into powder;
(3) pulverous green plum pericarp is dissolved in the solvent, fully mixing, infiltration 1-2h;
(4) with ultrasonic wave above-mentioned solution is helped and carry, extracting temperature is 25-40 ℃, and extraction time is 2.5-4h;
(5) the upper strata extracting solution with step (4) gained separates with whizzer, and the rotating speed of whizzer is 4 000-10000r/min;
(6) supernatant liquid with centrifugal gained filters with 0.60-0.70 μ m mixed cellulose ester membrane, gets the pigment vat liquor;
(7) the pigment vat liquor of step (6) gained is concentrated obtain pigment medicinal extract shape material, low temperature, sealing, lucifuge preservation, and reclaim solvent.
The extracting method of described green plum pericarp pigment is characterized in that: the solvent described in the step (3) is the alcoholic solution of 80-100% acetone, and wherein the mass ratio of green plum pericarp dry powder and hydroxyacetone solution is 1: (10-17).
The control method of the stability of the green plum pericarp pigment that a kind of claim 1 is extracted is characterized in that: may further comprise the steps:
(1) step 1 is extracted the pigment medicinal extract shape material that obtains, low temperature, sealing, lucifuge preservation;
(2) pH value of adjusting storage environment is 3-4.5;
(2) guarantee that the temperature of storage environment is below 50 ℃;
(3) avoid illumination, especially avoid ultraviolet irradiation;
(4) add foodstuff additive with reductibility effect, as, sulfurous acid (20-50ppm), Vc (20-60ppm), etc. may command green plum pigment stable;
(5) suitably add the food grade reductive agent, avoid using oxygenant, can guarantee that the green plum pericarp pigment is stable.With acetone is to extract solvent extraction green plum pericarp pigment, at ultraviolet region maximum absorption band is arranged, at the 275nm place; And also there is less absorption peak at 410nm and 665nm place.With the aberration a value of green plum pericarp pigment extracting solution serves as to investigate index, pigment extract to be colour strength the strongest, lovely luster.Absorbancy is 1.967, and L is 93.40, and a is-4.02, and b is 13.47.
The present invention is a starting materials with the green plum pericarp, with acetone is to extract solvent extraction green plum pericarp pigment, determines optimum extraction solvent and optimised process, has set up the method for green plum pericarp pigment extractive technique and maintenance pigment stability.Compare with traditional natural pigment extracting method,, have its unique advantage with acetone extraction green plum pigment:
(1) simple, fast and cost low;
(2) the pigment extraction effect is good, and aberration, light absorption value are more satisfactory, and absorbancy is 1.967, and L is 93.40, and a is-4.02, and b is 13.47;
(3) make full use of the green plum resource, reduced environmental pollution;
(4) increased the kind of natural pigment, the production space of having widened pigment;
(5) compare with the supercritical extraction method, this law utilization ratio height, easy and simple to handle;
(6) gained green plum pericarp pigment, the utilization scope is wide.Can be used for food coloring, also can be used for makeup.The mixed economy that improves resource utilization and green plum is worth.
Simple to operate, characteristics such as extraction efficiency is high, environmentally safe that this method has.
Specific embodiment
Non-limiting implementation process is as follows:
1, the extraction of green plum pericarp pigment, concrete steps are as follows:
(1) clean green plum pericarp is carried out drying with Vacuumdrier, drying temperature is 50-60 ℃: be 4-6h time of drying;
(2) dried green plum fruit peel powder is broken into powder;
(3) pulverous green plum pericarp is dissolved in the solvent, fully mixing, infiltration 1-2h;
(4) with ultrasonic wave above-mentioned solution is helped under certain temperature and carry, extracting temperature is 25-40 ℃, and extraction time is 2.5-4h;
(5) the upper strata extracting solution with step (4) gained separates with whizzer, and the rotating speed of whizzer is 4 000-10000r/min;
(6) supernatant liquid with centrifugal gained filters with 0.60-0.70 μ m mixed cellulose ester membrane, gets the pigment vat liquor;
(7) the pigment vat liquor of step (6) gained is concentrated obtain pigment medicinal extract shape material, low temperature, sealing, lucifuge preservation, and reclaim solvent.
Solvent described in the step (3) is a 80-100% hydroxyacetone solution, and wherein the mass ratio of green plum pericarp dry powder and hydroxyacetone solution is 1: (10-17).
2, the control method of the stability of green plum pericarp pigment may further comprise the steps:
(1) step 1 is extracted the pigment medicinal extract shape material that obtains, low temperature, sealing, lucifuge preservation;
(2) pH value of adjusting storage environment is 3-4.5;
(2) guarantee that the temperature of storage environment is below 50 ℃;
(3) avoid illumination, especially avoid ultraviolet irradiation;
(4) add foodstuff additive with reductibility effect, as, sulfurous acid (20-50ppm), Vc (20-60ppm), etc. may command green plum pigment stable;
(5) suitably add the food grade reductive agent, avoid using oxygenant, can guarantee that the green plum pericarp pigment is stable.
Claims (3)
1. the extracting method of a green plum pericarp pigment, it is characterized in that: concrete steps are as follows:
(1) clean green plum pericarp is carried out drying with Vacuumdrier, drying temperature is 50-60 ℃, and be 4-6h time of drying;
(2) dried green plum fruit peel powder is broken into powder;
(3) pulverous green plum pericarp is dissolved in the solvent, fully mixing, infiltration 1-2h;
(4) with ultrasonic wave above-mentioned solution is helped and carry, extracting temperature is 25-40 ℃, and extraction time is 2.5-4h;
(5) the upper strata extracting solution with step (4) gained separates with whizzer, and the rotating speed of whizzer is 4 000-10000r/min;
(6) supernatant liquid with centrifugal gained filters with 0.60-0.70 μ m mixed cellulose ester membrane, gets the pigment vat liquor;
(7) the pigment vat liquor of step (6) gained is concentrated obtain pigment medicinal extract shape material, low temperature, sealing, lucifuge preservation, and reclaim solvent.
2. the extracting method of green plum pericarp pigment according to claim 1 is characterized in that: the solvent described in the step (3) is the alcoholic solution of 80-100% acetone, and wherein the mass ratio of green plum pericarp dry powder and hydroxyacetone solution is 1: (10-17).
3. the control method of the stability of the green plum pericarp pigment that extracts of a claim 1 is characterized in that: may further comprise the steps:
(1) step 1 is extracted the pigment medicinal extract shape material that obtains, low temperature, sealing, lucifuge preservation;
(2) pH value of adjusting storage environment is 3-4.5;
(2) guarantee that the temperature of storage environment is below 50 ℃;
(3) avoid illumination, especially avoid ultraviolet irradiation;
(4) add foodstuff additive with reductibility effect, as, sulfurous acid (20-50ppm), Vc (20-60ppm), etc. may command green plum pigment stable;
(5) suitably add the food grade reductive agent, avoid using oxygenant, can guarantee that the green plum pericarp pigment is stable.
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CN2010102851518A CN102002254A (en) | 2010-09-15 | 2010-09-15 | Method for extracting greengage peel pigment and control method for pigment stability |
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CN2010102851518A CN102002254A (en) | 2010-09-15 | 2010-09-15 | Method for extracting greengage peel pigment and control method for pigment stability |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104631152A (en) * | 2013-10-09 | 2015-05-20 | 南通大学 | Red cigarette acetate fiber |
CN106046846A (en) * | 2016-05-26 | 2016-10-26 | 惠州同富康生物科技有限公司 | Method for extracting peel pigment from green plums |
CN107903656A (en) * | 2017-12-14 | 2018-04-13 | 成都新柯力化工科技有限公司 | A kind of method from green plum pericarp extraction natural food pigment |
CN113318023A (en) * | 2021-05-31 | 2021-08-31 | 攀枝花学院 | Bougainvillea spectabilis extract and antioxidant blush based on the same |
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2010
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徒晓茜: "天然色素的提取和分离", 《印染助剂》 * |
李阿娜 等: "青梅果皮色素的提取工艺", 《经济林研究》 * |
杨永利 等: "西梅果皮色素的提取工艺及其稳定性研究", 《食品科学》 * |
闫宁环 等: "西梅果皮色素提取及其稳定性研究", 《西北农林科技大学学报(自然科学版)》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104631152A (en) * | 2013-10-09 | 2015-05-20 | 南通大学 | Red cigarette acetate fiber |
CN104631152B (en) * | 2013-10-09 | 2016-04-27 | 南通大学 | Red cigarette acetate fiber |
CN106046846A (en) * | 2016-05-26 | 2016-10-26 | 惠州同富康生物科技有限公司 | Method for extracting peel pigment from green plums |
CN107903656A (en) * | 2017-12-14 | 2018-04-13 | 成都新柯力化工科技有限公司 | A kind of method from green plum pericarp extraction natural food pigment |
CN113318023A (en) * | 2021-05-31 | 2021-08-31 | 攀枝花学院 | Bougainvillea spectabilis extract and antioxidant blush based on the same |
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