CN105994595A - Fresh-cut fruit freshness-keeping liquid and preparation method thereof as well as fresh-cut fruit freshness-keeping method - Google Patents

Fresh-cut fruit freshness-keeping liquid and preparation method thereof as well as fresh-cut fruit freshness-keeping method Download PDF

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Publication number
CN105994595A
CN105994595A CN201610356796.3A CN201610356796A CN105994595A CN 105994595 A CN105994595 A CN 105994595A CN 201610356796 A CN201610356796 A CN 201610356796A CN 105994595 A CN105994595 A CN 105994595A
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China
Prior art keywords
fresh
keeping
keeping liquid
cut fruit
freshness
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CN201610356796.3A
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Chinese (zh)
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董华强
林凤明
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Foshan University
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Foshan University
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Priority to CN201610356796.3A priority Critical patent/CN105994595A/en
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00Preservation or chemical ripening of fruit or vegetables
    • A23B7/14Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
    • A23B7/153Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of liquids or solids
    • 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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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Storage Of Fruits Or Vegetables (AREA)

Abstract

The invention provides fresh-cut fruit freshness-keeping liquid and a preparation method thereof as well as a fresh-cut fruit freshness-keeping method. The freshness-keeping liquid comprises the following components in parts by weight: 1 part of sweet tea powder and 5-15 parts of water; the preparation method of the freshness-keeping liquid comprises the following steps: mixing the sweet tea powder and the water in proportion, then heating an obtained sweet tea solution to 70-90 DEG C and filtering the solution to obtain the freshness-keeping liquid; the freshness-keeping method comprises the following steps: cleaning, peeling and slicing fresh fruits, then completely immersing the sliced fruits by using the freshness-keeping liquid diluted for 400-1000 times, soaking for 3-15 minutes, then draining, packaging and storing. According to the fresh-cut fruit freshness-keeping liquid and the preparation method thereof as well as the fresh-cut fruit freshness-keeping method provided by the invention, the freshness-keeping liquid is prepared by the sweet tea extracting solution, is simple in raw material formula, low in cost, good in freshness-keeping effect, free from additive and simple in preparation method. The fresh-cut fruit freshness-keeping method is simple to operate, high in efficiency, good in freshness-keeping effect, long in freshness-keeping time and suitable for large-scale popularization.

Description

A kind of fresh-cut fruit fresh-keeping liquid and preparation method thereof and fresh-cut fruit preservation method
Technical field
The present invention relates to fruit freshness preserving Technology field, particularly relate to a kind of fresh-cut fruit fresh-keeping liquid and preparation method thereof and fresh-cut fruit preservation method.
Background technology
Fresh-cut fruit, also known as minimum processed fruit, cutting fruit etc..Fresh fruit raw material through classification, arrange, select, clean, remove the peel, a series of procedure of processing such as cutting, in packaged, cold preservation, be conveyed into the instant fruit product that supermarket refrigerator is sold.As a kind of novel food, there is cleaning, health, the feature that fresh, convenient, edible rate is high.But simultaneously as peeling, cutting etc. process, fruit tissue is produced mechanical damage, induction of the brown stain of fresh-cut fruit, causes the quality problems such as variable color, spoiled, quality change so that it is fresh-keeping difficulty is greatly increased.
Folium hydrangeae strigosae is a kind of natural resource, fresh and sweet good to eat, the flat sweet in the mouth of property, clearing away heat-damp and promoting diuresis, hepatoprotective supports kidney, same merit eaten by medicine, Folium hydrangeae strigosae contains the bioflavonoids of 4.1%, and flavone is the preventing and treating cardiovascular and cerebrovascular disease that the world of medicine of the world generally acknowledges and the good merchantable brand giving protection against cancer smelting cancer, has anti-fatigue, effect of defying age, " three resist " (antioxidation, anticancer change, antiallergic) and the effect of " three falls " (blood pressure lowering, blood sugar lowering, blood fat reducing).The Polyphenols simultaneously contained in Folium hydrangeae strigosae is current optimal natural antioxidant, and tea polyphenols is confirmed in animal oil antioxidation, fresh-keeping, fresh-keeping, the field such as fresh-keeping to fresh fish to oil-containing instant noodles and cake to meat products.At present, for ensureing the safety of fresh-cut fruit, in addition to preservation by low temperature, the most often combine preservative and process, but do not occur utilizing Folium hydrangeae strigosae extracting solution to prepare fresh-keeping liquid, fresh-keeping for fresh-cut fruit.
Therefore, prior art needs to improve further.
Summary of the invention
In view of the deficiencies in the prior art, the invention reside in a kind of fresh-cut fruit fresh-keeping liquid of offer and preparation method thereof and fresh-cut fruit preservation method, it is intended to solve Folium hydrangeae strigosae extracting solution to be utilized to prepare fresh-keeping liquid without relevant art at present, fresh-keeping for fresh-cut fruit.
Technical scheme is as follows:
A kind of fresh-cut fruit fresh-keeping liquid, wherein, described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 5-15 part.
Described fresh-cut fruit fresh-keeping liquid, wherein, described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 6-10 part.
The preparation method of a kind of fresh-cut fruit fresh-keeping liquid, wherein, described method is: after Folium hydrangeae strigosae tea powder and water proportionally being mixed, and the Folium hydrangeae strigosae solution obtained is heated to 70-90 DEG C, then filters solution, obtain fresh-keeping liquid.
The preparation method of described fresh-cut fruit fresh-keeping liquid, wherein, is heated to 80 DEG C by the Folium hydrangeae strigosae solution obtained, then filters solution.
A kind of preservation method using described fresh-keeping liquid to carry out fresh-cut fruit, wherein, described preservation method is: after being cleaned by fresh fruit, removing the peel, cut into slices, be totally submerged by fruit slice with the described fresh-keeping liquid of dilution 400-1000 times, drain after soaking 3-15min, packaging storage.
The preservation method of described fresh-cut fruit, wherein, described fresh-cut fruit is Fructus Mali pumilae, pears or Corm Eleocharitis.
The preservation method of described fresh-cut fruit, wherein, uses the fresh-keeping liquid of dilution 600 times to soak fruit slice.
The preservation method of described fresh-cut fruit, wherein, described soak time is 5-8min.
Beneficial effect: the present invention provides a kind of fresh-cut fruit fresh-keeping liquid and preparation method thereof, the preservation method of fresh-cut fruit, described fresh-keeping liquid uses Folium hydrangeae strigosae extracting solution to prepare, and composition of raw materials is simple, and low cost, good refreshing effect are additive-free.The preservation method of described fresh-cut fruit, simple to operate, efficiency is high, and good refreshing effect, fresh keeping time are long, are suitable for promoting on a large scale.
Detailed description of the invention
The present invention provides a kind of fresh-cut fruit fresh-keeping liquid and preparation method thereof, the preservation method of fresh-cut fruit, and for making the purpose of the present invention, technical scheme and effect clearer, clear and definite, the present invention is described in more detail below.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of fresh-cut fruit fresh-keeping liquid, and wherein, described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 5-15 part.
Owing to containing Polyphenols in Folium hydrangeae strigosae extracting solution, Polyphenols is current optimal natural antioxidant, and Folium hydrangeae strigosae tea powder therefore can be used to prepare fresh-keeping liquid, the fresh-keeping of fresh-cut fruit can be used for, it is to avoid in preservation process, in fruit to affect material oxidized, and avoid the brown stain of fruit, affect condition.Additionally, containing multiple nutritional components in Folium hydrangeae strigosae, improve the nutritive value of fresh-cut fruit the most further.
When described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 5-15 part, the moderate concentration of the polyphenol in Folium hydrangeae strigosae, fresh-cut fruit can be played good preservation.
Preferably, described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 6-10 part.When the ratio of Folium hydrangeae strigosae tea powder Yu water is 1:7, fresh-keeping effect is best, and fresh-cut fruit Middle nutrition material runs off best, and browning degree is minimum.
The present invention also provides for the preparation method of a kind of fresh-cut fruit fresh-keeping liquid, and wherein, described method is:
After Folium hydrangeae strigosae tea powder and water are proportionally mixed, the Folium hydrangeae strigosae solution obtained is heated to 70-90 DEG C, then solution is filtered, obtain fresh-keeping liquid.Folium hydrangeae strigosae solution is heated to 70-90 DEG C, contributes to Folium hydrangeae strigosae tea powder and be dissolved completely in water, and certain Disinfection Effect can be played.
In preferred embodiment, the Folium hydrangeae strigosae solution obtained is heated to 80 DEG C, then solution is filtered.Under this heating condition, tea powder can not only be made to be completely dissolved, solution is carried out disinfection, can farthest keep the activity of polyphenol substance in solution simultaneously, improve the fresh-keeping effect of the fresh-keeping liquid of preparation.
The present invention also provides for a kind of preservation method using described fresh-keeping liquid to carry out fresh-cut fruit, and wherein, described preservation method is:
After being cleaned by fresh fruit, removing the peel, cut into slices, described section is unsuitable blocked up, controls at about 0.5cm;With the described fresh-keeping liquid of dilution 400-1000 times, fruit slice is totally submerged again, drains after soaking 3-15min, packaging storage.
Slice thickness controls at about 0.5cm, fresh-keeping liquid can be made farthest to penetrate in fruit slice tissue, play more preferable fresh-keeping effect.
Preferably, when using the fresh-keeping liquid of dilution 600 times to soak fruit slice, fresh-keeping effect is best.
Preferably, described preservation method is optimal to the fresh-keeping effect of Fresh-cut Apples, pears or Corm Eleocharitis.
Preferably, when described soak time is 5-8min, just can reach best fresh-keeping effect, long immersion also can be avoided to cause the taste of fresh-cut fruit to be affected by Folium hydrangeae strigosae and be deteriorated simultaneously.
For the preparation method of the more detailed description present invention, it is exemplified below several embodiment further description.
Embodiment 1
A kind of fresh-cut fruit fresh-keeping liquid that the present invention provides and preparation method thereof, the preservation method of fresh-cut fruit, as follows:
1, fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, 7 parts of water.
2, the preparation method method of fresh-keeping liquid is:
After Folium hydrangeae strigosae tea powder and water are proportionally mixed, the Folium hydrangeae strigosae solution obtained is heated to 80 DEG C, then solution is filtered, obtain fresh-keeping liquid.
3, the preservation method of fresh-cut fruit is:
After being cleaned by fresh fruit, removing the peel, cut into slices, described section is unsuitable blocked up, controls at about 0.5cm;With the described fresh-keeping liquid of dilution 600 times, fruit slice is totally submerged again, drains after soaking 5min, packaging storage.
Embodiment 2
A kind of fresh-cut fruit fresh-keeping liquid that the present invention provides and preparation method thereof, the preservation method of fresh-cut fruit, as follows:
1, fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, 5 parts of water.
2, the preparation method method of fresh-keeping liquid is:
After Folium hydrangeae strigosae tea powder and water are proportionally mixed, the Folium hydrangeae strigosae solution obtained is heated to 70 DEG C, then solution is filtered, obtain fresh-keeping liquid.
3, the preservation method of fresh-cut fruit is:
After being cleaned by fresh fruit, removing the peel, cut into slices, described section is unsuitable blocked up, controls at about 0.5cm;With the described fresh-keeping liquid of dilution 400 times, fruit slice is totally submerged again, drains after soaking 3min, packaging storage.
Embodiment 3
A kind of fresh-cut fruit fresh-keeping liquid that the present invention provides and preparation method thereof, the preservation method of fresh-cut fruit, as follows:
1, fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, 15 parts of water.
2, the preparation method method of fresh-keeping liquid is:
After Folium hydrangeae strigosae tea powder and water are proportionally mixed, the Folium hydrangeae strigosae solution obtained is heated to 90 DEG C, then solution is filtered, obtain fresh-keeping liquid.
3, the preservation method of fresh-cut fruit is:
After being cleaned by fresh fruit, removing the peel, cut into slices, described section is unsuitable blocked up, controls at about 0.5cm;With the described fresh-keeping liquid of dilution 1000 times, fruit slice is totally submerged again, drains after soaking 15min, packaging storage.
In above-mentioned 3 embodiments, after 6 days, the browning degree of the fresh-keeping fresh-cut fruit of preparation substantially reduces, and the browning degree in embodiment 1 is minimum, and weight-loss ratio is minimum;In the fresh-cut fruit of 3 embodiments, the activity of the polyphenol oxidase (PPO) of Tissue Browning, quality deterioration is caused to be effectively controlled, especially in embodiment 3, best results.Additionally, in 3 embodiments, the fungistatic effect of embodiment 1 is best.
Fresh-cut fruit fresh-keeping liquid and preparation method thereof that the present invention provides, the preservation method of fresh-cut fruit, described fresh-keeping liquid uses Folium hydrangeae strigosae extracting solution to prepare, and composition of raw materials is simple, low cost, good refreshing effect, additive-free, preparation method is simple.The preservation method of described fresh-cut fruit, simple to operate, efficiency is high, and good refreshing effect, fresh keeping time are long, are suitable for promoting on a large scale.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can be improved according to the above description or convert, all these modifications and variations all should belong to the protection domain of claims of the present invention.

Claims (8)

1. a fresh-cut fruit fresh-keeping liquid, it is characterised in that described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 5-15 part.
Fresh-cut fruit fresh-keeping liquid the most according to claim 1, it is characterised in that described fresh-keeping liquid comprises the component of following mass fraction: Folium hydrangeae strigosae tea powder 1 part, water 6-10 part.
3. the preparation method of the fresh-cut fruit fresh-keeping liquid as according to any one of claim 1-2, it is characterized in that, described method is: after Folium hydrangeae strigosae tea powder and water proportionally being mixed, and the Folium hydrangeae strigosae solution obtained is heated to 70-90 DEG C, again solution is filtered, obtain fresh-keeping liquid.
The preparation method of fresh-cut fruit fresh-keeping liquid the most according to claim 3, it is characterised in that the Folium hydrangeae strigosae solution obtained is heated to 80 DEG C, then solution is filtered.
5. one kind uses fresh-keeping liquid as according to any one of claim 1-2 to carry out the preservation method of fresh-cut fruit, it is characterized in that, described preservation method is: after being cleaned by fresh fruit, removing the peel, cut into slices, with the described fresh-keeping liquid of dilution 400-1000 times, fruit slice is totally submerged, drain after soaking 3-15min, packaging storage.
The preservation method of fresh-cut fruit the most according to claim 5, it is characterised in that described fresh-cut fruit is Fructus Mali pumilae, pears or Corm Eleocharitis.
The preservation method of fresh-cut fruit the most according to claim 5, it is characterised in that use the fresh-keeping liquid of dilution 600 times that fruit slice is soaked.
The preservation method of fresh-cut fruit the most according to claim 5, it is characterised in that described soak time is 5-8min.
CN201610356796.3A 2016-05-26 2016-05-26 Fresh-cut fruit freshness-keeping liquid and preparation method thereof as well as fresh-cut fruit freshness-keeping method Pending CN105994595A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107343632A (en) * 2017-08-28 2017-11-14 阜南县兴农果树有限公司 A kind of processing method of fresh-cut selenium-rich Huang pears

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN101112208A (en) * 2007-08-28 2008-01-30 福建省农业科学院农业工程技术研究所 Antistaling agent for preventing the browning of the fresh fruit having been cut and the using method thereof
CN103380812A (en) * 2013-07-19 2013-11-06 海南必凯水性涂料有限公司 Coating emulsion for keeping fruits fresh and preparation method of coating emulsion
CN104642516A (en) * 2014-06-24 2015-05-27 何松 Method for preserving cane shoots
CN105580889A (en) * 2015-12-23 2016-05-18 兰州大学 Lily preservative

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101112208A (en) * 2007-08-28 2008-01-30 福建省农业科学院农业工程技术研究所 Antistaling agent for preventing the browning of the fresh fruit having been cut and the using method thereof
CN103380812A (en) * 2013-07-19 2013-11-06 海南必凯水性涂料有限公司 Coating emulsion for keeping fruits fresh and preparation method of coating emulsion
CN104642516A (en) * 2014-06-24 2015-05-27 何松 Method for preserving cane shoots
CN105580889A (en) * 2015-12-23 2016-05-18 兰州大学 Lily preservative

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董华强: "多穗柯黄酮提取分离、活性研究及其根皮苷分子修饰", 《中国博士学位论文全文数据库 工程科技Ⅰ辑》 *

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107343632A (en) * 2017-08-28 2017-11-14 阜南县兴农果树有限公司 A kind of processing method of fresh-cut selenium-rich Huang pears

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Application publication date: 20161012