CN105380061A

CN105380061A - Botanical natural preservative taking myrica rubra leaves as raw materials

Info

Publication number: CN105380061A
Application number: CN201510829593.7A
Authority: CN
Inventors: 王晓伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-11-25
Filing date: 2015-11-25
Publication date: 2016-03-09

Abstract

The invention discloses a botanical natural preservative taking myrica rubra leaves as raw materials. The botanical natural preservative is prepared from the following raw materials in weight proportion: 8 to 12 parts of myrica rubra leaf extract, 3 to 5 parts of tea polyphenol extract, 3 to 5 parts of ethanol extract of Syzygium aromaticum, 0.15 parts of 1,4-di(hydroxymethyl)-2,5-diketopiperazine, 1 to 2 parts of fructus forsythiae extract and 1 to 2 parts of salt. According to the botanical natural preservative disclosed by the invention, the constraints that the existing natural preservatives are hard to effectively keep freshness and effectively prolong preservation time are overcome; by the effective combination and compatibility of the myrica rubra leaf extract and other plants, not only can the food preservation time be greatly prolonged but also the food preservation freshness can be greatly improved by the botanical natural preservative disclosed by the invention; moreover, the main raw materials are all made of pure natural raw materials, so that the botanical natural preservative is safe and reliable; moreover, the production cost is low, and the botanical natural preservative is easy to popularize on a large scale.

Description

Take myrica rubra leaf as the vegetable source natural antistaling and antiseptic agent of raw material

Technical field

The present invention relates to a kind of natural food-preservative and preparation method thereof, particularly relating to a kind of take myrica rubra leaf as the vegetable source natural antistaling and antiseptic agent of primary raw material, belongs to food additives field.

Background technology

In order to enable food preserve for a long time, preventing the putrid and deteriorated of food, simultaneously in order to ensure quality and the mouthfeel of food, often needing to add when the storage of varieties of food items is deposited or in making process at present and adding food preservative anticorrisive agent.Antistaling agent comparatively common in the market has the large main species of potassium sorbate, nisin and sodium lactate three, what these antistaling agents had is more prone to rotten when initial bacterium quantity is larger, what have can only extend storage life 3-5 days, some costs are high, increase product expense, resultant effect is all not ideal enough.Common anticorrisive agent is benzoic acid, sorbic acid and its esters, p-hydroxybenzoate, and price is lower, but understands the mouthfeel of food and the healthy generation harmful effect of people after adding, and actual antiseptic effect is also subject to the impact of other factors.At present, food additives are to trend development that is natural, nutrition, and the plant resources of China is the very abundant main flow found from plant and extract that natural additive for foodstuff becomes the research and development of current food additives again.Therefore, exploitation efficient, wide spectrum, safety and stability and cheap natural fresh-keeping anticorrisive agent have very important significance.

For the some defects existing for existing anticorrisive agent, antistaling agent, many entity and individual propose some new improvement projects.As Lu Jinrong once just proposed the application for a patent for invention of " a kind of Nanutal food fresh-keeping agent for fruit and preparation method thereof " by name on December 12nd, 2008, disclose a kind of Nanutal food fresh-keeping agent for fruit, its technical scheme consists predominantly of aloe and pine needle, and mass ratio is: 30-50: 7-13.The feature of this technical scheme is the preserve test this antistaling agent being used for fruits, has significant fresh-keeping effect, can realize the long-term preservation to fruits.And this antistaling agent is that pure natural plant extracts preparation, the fruit safety after fresh-keeping, without residual hazard, quality better, long fresh-keeping period, is conducive to the reduction of fruits transport, sale, preservation cost.Meanwhile, Huang Chibo also proposed the application for a patent for invention (number of patent application is 200810219942.3) of " taking aloe as antiseptics for natural food of raw material and preparation method thereof " by name on December 12nd, 2008, it discloses a kind of take aloe as antiseptics for natural food of raw material and preparation method thereof, be that raw material mixes by aloe extract, forsythia suspense extraction and salt, the weight ratio of described raw material is: aloe extract: 5-15, forsythia suspense extraction: 1-2, salt: 1-2.Described aloe extract is the pulvis that extract solution from aloe is made by drying.Antiseptics for natural food obtained by this technical scheme has effect of broad-spectrum antibacterial, and have stronger fungistatic effect to each bacterioid, saccharomycete, mould, its fungistatic effect is obviously better than chemical food preservations.

Prior art like this is many in addition, but all in all, and these technical schemes are not bias toward that to extend the holding time be exactly too emphasize that mouthfeel is fresh-keeping, and resultant effect is all not ideal enough.Particularly all kinds of research shows, there is many physiological activators in nature natural plants, if comprehensively extract these natural plants and be mixed with combination, makes natural antisepsis fresh-keeping agent, not only natural but also safety.How to play the effect of ginkgo on preservation and antisepsis, there is good prospect.

Summary of the invention

The technical problem to be solved in the present invention overcomes the restriction that existing natural antiseptic agent is difficult to effectively keep freshness and existing crude antistaling agent to be difficult to effectively extend the holding time, provides a kind of significantly can extend the natural additive for foodstuff that the food preservation time significantly can promote again food preservation freshness by effective compatibility combination of extracting myrica rubra leaf and other plant.

The present invention solves the problems of the technologies described above taked technical scheme: a kind of take myrica rubra leaf as the vegetable source natural antistaling and antiseptic agent of raw material, be made by the raw material of following weight proportion: the ethanol extract 3 ~ 5 parts, 1 of Waxberry leaf extract 8 ~ 12 parts, tea polyphenol extract thing 3 ~ 5 parts, cloves, 4-bis-(methylol)-2,5-piperazinedione 0.15 ~ 0.3 part, forsythia suspense extraction 1 ~ 2 part, salt 1 ~ 2 part.

Preferred version of the present invention is: the ethanol extract 3 parts of Waxberry leaf extract 10 parts, tea polyphenol extract thing 4 parts, cloves, Isosorbide-5-Nitrae-two (methylol)-2,5-piperazinedione 0.2 part, forsythia suspense extraction 1.5 parts, salt 1 part.

Preparation method of the present invention is: the mixing by taking that myrica rubra leaf and tealeaves are cleaned, after chopping, again mixture is inserted in multi-function extractor, add 4 times to the water of mixture quality, adjustment extractor pressure is 1.5MPa, temperature is 35 ~ 38 DEG C, extract 2 times, each 2 hours, obtain myrica rubra leaf extract and tea polyphenol extract thing.Again cloves is cleaned and pulverize, then soak with edible ethanol, then through Soxhlet extractor extracting, then go residual ethanol by rotary evaporator is concentrated, obtain the ethanol extract of cloves.Take the ethanol extract 3 ~ 5 parts, 1 of Waxberry leaf extract 8 ~ 12 parts, tea polyphenol extract thing 3 ~ 5 parts, cloves more by weight, 4-bis-(methylol)-2,5-piperazinedione 0.15 ~ 0.3 part, forsythia suspense extraction 1 ~ 2 part, salt 1 ~ 2 part, carry out abundant mixing and be namely able to the antiseptics for natural food that aloe is raw material.

The invention has the advantages that: (1) primary raw material of the present invention is if myrica rubra leaf and tealeaves are all from natural plants, and selected cloves is also carry out soak extraction, safety non-toxic through edible ethanol, meets the foodsafety that current country advocates, (2) adopt myrica rubra leaf, tealeaves and cloves to carry out extraction and prepare impregnating fluid, both present plant resources has fully been used, and obtained antisepsis antistaling agent cost is lower, relative to common antistaling agent and the anticorrisive agent of equivalent efficacy, integrated cost of the present invention can reduce more than 80%, is convenient to promote on a large scale, (3) fresh-keeping effect is better, and for the antistaling agents such as potassium sorbate, nisin and sodium lactate, under comparable sodium condition, freshness date of the present invention can extend 20%, (4) antiseptic effect is better, due to the antibacterial spectrum width of cloves, to bacterium, mould and saccharomycete all have stronger restraint, and Tea Polyphenols is to hay bacillus, staphylococcus aureus, Escherichia coli, tomato is burst sore, S.mutans, and mucor, Penicillium notatum, gibberella, anthrax bacteria, saccharomyces cerevisiaes etc. all have inhibitory action, myrica rubra leaf extract has good inhibitory action to bacterium in food and bacillus, 1, 4-bis-(methylol)-2, 5-piperazinedione can be used for killing the inner or surperficial microorganism of material, number person interacts, the present invention can be made to have obvious antiseptic effect.

Detailed description of the invention

Below in conjunction with embodiment, principle of the present invention and advantage are further elaborated.

Embodiment 1: the mixing by taking that myrica rubra leaf and tealeaves are cleaned, after chopping, again mixture is inserted in multi-function extractor, add 4 times to the water of mixture quality, adjustment extractor pressure is 1.5MPa, temperature is 35 ~ 38 DEG C, extract 2 times, each 2 hours, obtain myrica rubra leaf extract and tea polyphenol extract thing.Again cloves is cleaned and pulverize, then soak with edible ethanol, then through Soxhlet extractor extracting, then go residual ethanol by rotary evaporator is concentrated, obtain the ethanol extract of cloves.Take Waxberry leaf extract 8KG, tea polyphenol extract thing 5KG, the ethanol extract 5KG of cloves, forsythia suspense extraction 1KG, 1 more by weight, 4-bis-(methylol)-2,5-piperazinedione 0.15KG, salt 2KG, carry out abundant mixing and be namely able to the vegetable source natural antistaling and antiseptic agent 1 that myrica rubra leaf is raw material.

Embodiment 2: the mixing by taking that myrica rubra leaf and tealeaves are cleaned, after chopping, again mixture is inserted in multi-function extractor, add 4 times to the water of mixture quality, adjustment extractor pressure is 1.5MPa, temperature is 35 ~ 38 DEG C, extract 2 times, each 2 hours, obtain myrica rubra leaf extract and tea polyphenol extract thing.Again cloves is cleaned and pulverize, then soak with edible ethanol, then through Soxhlet extractor extracting, then go residual ethanol by rotary evaporator is concentrated, obtain the ethanol extract of cloves.Take Waxberry leaf extract 12KG, tea polyphenol extract thing 3KG, the ethanol extract 3KG of cloves, forsythia suspense extraction 2KG, 1 more by weight, 4-bis-(methylol)-2,5-piperazinedione 0.3KG, salt 1KG, carry out abundant mixing and be namely able to the vegetable source natural antistaling and antiseptic agent 2 that myrica rubra leaf is raw material.

Embodiment 3: the mixing by taking that myrica rubra leaf and tealeaves are cleaned, after chopping, again mixture is inserted in multi-function extractor, add 4 times to the water of mixture quality, adjustment extractor pressure is 1.5MPa, temperature is 35 ~ 38 DEG C, extract 2 times, each 2 hours, obtain myrica rubra leaf extract and tea polyphenol extract thing.Again cloves is cleaned and pulverize, then soak with edible ethanol, then through Soxhlet extractor extracting, then go residual ethanol by rotary evaporator is concentrated, obtain the ethanol extract of cloves.Take Waxberry leaf extract 10KG, tea polyphenol extract thing 4KG, the ethanol extract 3KG of cloves, forsythia suspense extraction 1.5KG, 1 more by weight, 4-bis-(methylol)-2,5-piperazinedione 0.3KG, salt 1KG, carry out abundant mixing and be namely able to the vegetable source natural antistaling and antiseptic agent 3 that myrica rubra leaf is raw material.Through Integrated comparative, in comparable sodium condition, obtained by the present embodiment 3 take myrica rubra leaf as the preservation and antisepsis better effects if of vegetable source natural antistaling and antiseptic agent 3 than anticorrisive agent 2, anticorrisive agent 1 of raw material.

Claims

1. one kind take myrica rubra leaf as the vegetable source natural antistaling and antiseptic agent of raw material, it is characterized in that it is made by the raw material of following weight proportion: the ethanol extract 3 ~ 5 parts, 1 of Waxberry leaf extract 8 ~ 12 parts, tea polyphenol extract thing 3 ~ 5 parts, cloves, 4-bis-(methylol)-2,5-piperazinedione 0.15 ~ 0.3 part, forsythia suspense extraction 1 ~ 2 part, salt 1 ~ 2 part.

2. according to claim 1 take ginkgo as the natural plant antistaling and antiseptic agent of raw material, it is characterized in that it is made by the raw material of following weight proportion: the ethanol extract 3 parts, 1 of Waxberry leaf extract 10 parts, tea polyphenol extract thing 4 parts, cloves, 4-bis-(methylol)-2,5-piperazinedione 0.2 part, forsythia suspense extraction 1.5 parts, salt 1 part.