CN105998286A - Dai-dai flower extract microemulsion preparation and preparation method thereof - Google Patents

Dai-dai flower extract microemulsion preparation and preparation method thereof Download PDF

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CN105998286A
CN105998286A CN201610403872.1A CN201610403872A CN105998286A CN 105998286 A CN105998286 A CN 105998286A CN 201610403872 A CN201610403872 A CN 201610403872A CN 105998286 A CN105998286 A CN 105998286A
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extract
microemulsion
citrus aurantium
dai
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CN105998286B (en
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王小雪
党磊
张美姿
庞欣
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Biotechnology Group Co ltd Of Space Flight Divine Boat
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K36/00Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines
    • A61K36/18Magnoliophyta (angiosperms)
    • A61K36/185Magnoliopsida (dicotyledons)
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    • AHUMAN NECESSITIES
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    • A61K47/30Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/32Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. carbomers, poly(meth)acrylates, or polyvinyl pyrrolidone
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/30Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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    • A61K47/30Macromolecular organic or inorganic compounds, e.g. inorganic polyphosphates
    • A61K47/36Polysaccharides; Derivatives thereof, e.g. gums, starch, alginate, dextrin, hyaluronic acid, chitosan, inulin, agar or pectin
    • A61K47/38Cellulose; Derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K47/00Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
    • A61K47/44Oils, fats or waxes according to two or more groups of A61K47/02-A61K47/42; Natural or modified natural oils, fats or waxes, e.g. castor oil, polyethoxylated castor oil, montan wax, lignite, shellac, rosin, beeswax or lanolin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/04Dispersions; Emulsions
    • A61K8/06Emulsions
    • A61K8/068Microemulsions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/96Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
    • A61K8/97Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution from algae, fungi, lichens or plants; from derivatives thereof
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/10Dispersions; Emulsions
    • A61K9/107Emulsions ; Emulsion preconcentrates; Micelles
    • A61K9/1075Microemulsions or submicron emulsions; Preconcentrates or solids thereof; Micelles, e.g. made of phospholipids or block copolymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin

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Abstract

The invention discloses a dai-dai flower extract microemulsion preparation. On the basis of a formula dosage of 100 g, the dai-dai flower extract microemulsion preparation comprises 2 to 20% of dai-dai flower extract, 2 to 15% of an emulsifier, 2 to 10% of a co-emulsifier, 5 to 10% of an oil phase, 0.5 to 1% of a stabilizing agent and 44 to 88.5% of deionized water. The above-mentioned components are mixed, heated, emulsified and homogenized at a high pressure so as to obtain a clear microemulsion solution with a brown-yellow to pale-yellow color. The invention also discloses a preparation method for the dai-dai flower extract microemulsion preparation. The preparation method comprises the following concrete steps: (1) weighing the dai-dai flower extract, the emulsifier, the co-emulsifier, the oil phase and deionized water in proportion; (2) preparing another oil phase; (3) preparing a water phase; (4) preparing primary microemulsion; and (5) preparing final microemulsion. The dai-dai flower extract microemulsion preparation has the characteristics of long-stem storability at room temperature, stable process, usage of simple equipment and controllable cost. Compared with the prior art, the invention provides a liquid dosage form of the dai-dai flower extract, and the liquid dosage form enables the dai-dai flower extract to be conveniently added into medicines, food, health products and cosmetics.

Description

Citrus aurantium L. var. amara Engl. extract microemulsion formulation and preparation method thereof
Technical field
Pharmaceutical technology field of the present invention, a kind of Citrus aurantium L. var. amara Engl. extract microemulsion formulation and preparation method thereof.
Background technology
Turtle turtle (from generation to generation) is Rutaceae Citrus Subgenus, and Citrus aurantium L. var. amara Engl. belongs to the medicinal and edible plant that Ministry of Public Health is announced, can It is added in medicine, health food, bread and cheese and cosmetics.CitrusaurantiumL.Var.amara Engl. sweet in the mouth, bitter in the mouth, property is flat, has depressed liver-energy dispersing and QI regulating effect, The traditional Chinese medical science is used for treating the symptoms such as accumulation of food in the stomach and intes tine due to indigestion, phlegm retention, the full vexed distending pain of chest and abdomen.
Citrus aurantium L. var. amara Engl. extract main component is neohesperidin and naringin (neohesperidin and naringin content >=50%), belongs to In flavones ingredient.Pharmacological evaluation proves that Citrus aurantium L. var. amara Engl. extract has anti-oxidation function, has DPPH free radical with-OH free radical There is good scavenging action, at aspects such as treatment fat-reducing, blood fat reducing, hepatic injury, skin nursings, there is good antioxidant effect. Patent CN201110317409 discloses the effect in suppression lipase active of the CitrusaurantiumL.Var.amara Engl. extract, can be developed into appetrol Thing.In terms of blood fat reducing, Citrus aurantium L. var. amara Engl. extract can effectively treat hyperlipemia, significantly reduces serum total cholesterol, glycerol three Ester and low density lipoprotein, LDL content, high density lipoprotein increasing content;Atherogenic index can also be reduced.Treatment liver Damage aspect, Citrus aurantium L. var. amara Engl. extract can effectively remove hyperlipemia patients serum and mda content in liver, increasing serum With superoxide dismutase from liver content.In terms of skin nursing, patent CN 104434622 A discloses Citrus aurantium L. var. amara Engl. and extracts Thing can significantly reduce ultraviolet and irradiate the epidermis cell caused, the rise of fibroblastic reactive oxygen species, may additionally facilitate cell Propagation, expresses with simultaneously facilitating fibroblast IV collagen mRNA, suppression elastoser and matrix metal proteinase activity, Reduce inflammatory factor secretion, thus skin is played antiallergic, radioprotective, aging-resistant effect.
Water solublity and the oil-soluble of Citrus aurantium L. var. amara Engl. extract are the most relatively low, and bioavailability is low, limit its clinically should With, should set about from the dissolubility improving Citrus aurantium L. var. amara Engl. extract, develop the formulation products of high bioavailability.Patent CN105012461A discloses the preparation method of the drop pill of a kind of turtle turtle fruit total flavones, and this technique is by turtle turtle fruit extractive of general flavone After fine powder and Polyethylene Glycol add heat fusing, move into pill dripping machine drip irrigation.But this dosage form can residual liquid paraffin in preparation process With dimethicone, after taking, easily cause GI irritation, and this technology does not solve that Citrus aurantium L. var. amara Engl. extract dissolubility is low, inhale The problem of astigmat.Patent CN201210008449.3 discloses the preparation method of a kind of turtle turtle fruit flavone self-microemulsifying pellet, system Standby technique is by turtle turtle fruit total flavone valid target, glycol laurate and tween 80 and diethylene glycol monoethyl ether combination, then Compositions is made micropill with microcrystalline Cellulose and lactose mixing.But the method exists, and drug loading is low, add medicine to uneven etc. lacking Point;Meanwhile, the microcrystalline Cellulose in composition is the easy moisture absorption during depositing, and promotes drug leakage, causes preparation stability to be deteriorated.
Existing patent provides the novel form of the dispersibility improving turtle turtle extract, improves external molten to a certain extent Trip is, but the most fundamentally solves the deliquescent problem of extract.It is thus desirable to preparation property is stable, technique is simple, A kind of novel form that can reach desired raw dissolubility substitutes prior art.
For the problems referred to above, current inventor provides a kind of microemulsion formulation containing Citrus aurantium L. var. amara Engl. extract and preparation side thereof Method, is made for microemulsion class preparation, it is possible to increase medicine water solublity by extract, improves medicine dissolution in the gastrointestinal tract, improves raw Thing availability.Provide simultaneously a kind of can conveniently add, the liquid preparation type of the Citrus aurantium L. var. amara Engl. flavone of stable in properties.
Microemulsion is the oil water mixture of transparent or translucent low-viscosity, is the most stable system of thermodynamics and kinetics, It is made up of emulsifying agent, co-emulsifier, oil phase and aqueous phase.Microemulsion has even particle size distribution, can place not stratified, beneficially suction for a long time The advantage received, prevailing quality evaluation index is to carry oil (water) amount, particle diameter and the stability of microemulsion.It addition, microemulsion preparation technology is simple Single, quality controllable, it is suitable for industrialized production, there is good application prospect.
Summary of the invention
Present invention aim at providing one to improve Citrus aurantium L. var. amara Engl. extract dissolubility, it is possible to be conveniently added into medicine, food Product, health product, the microemulsion formulation and preparation method thereof of cosmetics.When developing microemulsion formulation carrier, should first select emulsifying power Power is strong, stable in properties, safety are high emulsifying agent and co-emulsifier, and by the condition of triangle Phase Diagram Method research formation of microemulsion, Reduce the consumption of emulsifying agent and co-emulsifier as far as possible, save production cost.
The present invention is achieved by the following technical solutions:
Citrus aurantium L. var. amara Engl. extract microemulsion formulation involved in the present invention, based on recipe quantity 100g, its component and content is:
Said components is mixed, processes through emulsifying and high pressure homogenize after heating, obtain micro-to the most light yellow, clarification of brown color Breast solution.
The emulsifying agent of Citrus aurantium L. var. amara Engl. extract microemulsion of the present invention is polyoxyethylene hydrogenated Oleum Ricini, tween, Bo Luosha The mixing of one or more in nurse, Solutol HS 15.
Currently preferred surfactant be polyoxyethylene hydrogenated Oleum Ricini, Tween 80, the one of PLURONICS F87 or Several mixing.
The co-emulsifier of Citrus aurantium L. var. amara Engl. extract microemulsion of the present invention be ethanol, propylene glycol, glycerol, Polyethylene Glycol, The mixture of one or more of diethylene glycol monomethyl ether.Currently preferred co-emulsifier be ethanol, the one of PEG400 Kind or the mixing of the two.
The oil phase of Citrus aurantium L. var. amara Engl. extract microemulsion of the present invention is oleic acid, isopropyl myristate, middle carbochain triglyceride One or mixture.Currently preferred oil phase is oleic acid and isopropyl myristate.
Stabilizer of the present invention selected from carbomer, arabic gum, sodium carboxymethyl cellulose, sodium alginate, polyvidone, One or more mixing in hyaluronic acid.Currently preferred stabilizer is carbomer and sodium carboxymethyl cellulose.
The preparation method of Citrus aurantium L. var. amara Engl. extract microemulsion formulation involved in the present invention, concrete technology is as follows:
(1) Citrus aurantium L. var. amara Engl. extract, emulsifying agent, co-emulsifier, oil phase and deionized water are weighed in proportion;
(2) prepare oil phase: be dissolved in co-emulsifier by Citrus aurantium L. var. amara Engl. extract, then mix homogeneously with emulsifying agent, oil phase;
(3) aqueous phase is prepared: in aqueous phase, add stabilizer, stir.
(4) preparation just microemulsion: in a heated condition, be slowly added in aqueous phase by oil phase, forms clarification, has the first micro-of opalescence Emulsion;
(5) preparation breast eventually: above-mentioned just microemulsion is put into high pressure homogenizer, homogenizing, obtains stable Citrus aurantium L. var. amara Engl. extract Microemulsion.
The preparation method of Citrus aurantium L. var. amara Engl. extract of the present invention just microemulsion can use one or both methods of following method to carry out Preparation: stirring and emulsifying method, supersound method.The preferred stirring and emulsifying of the present invention sends out method, contributes to microemulsion emulsifying complete, and can subtract Hypogalactia agent and co-emulsifier consumption.
Stirring and emulsifying method: the Citrus aurantium L. var. amara Engl. extract weighed is dissolved in co-emulsifier, is heated to 30-70 DEG C, treat turtle turtle After flower extract is completely dissolved, adds emulsifying agent and form mixed phase with oil phase mixing, keep system temperature 30-80 DEG C, will mixing It is added dropwise to mutually in aqueous phase, high speed shear 5-10 minute, obtains Citrus aurantium L. var. amara Engl. extract just microemulsion.
Supersound method: the Citrus aurantium L. var. amara Engl. extract weighed is dissolved in co-emulsifier, is heated to 30-70 DEG C, treat turtle turtle After flower extract is completely dissolved, adds emulsifying agent and form mixed phase with oil phase mixing, keep system temperature 30-80 DEG C, will mixing It is added dropwise to mutually in aqueous phase, under the power of 250W, with ultrasonic emulsification instrument emulsifying 3-8 minute, obtains Citrus aurantium L. var. amara Engl. extract just microemulsion.
By said method prepare microemulsion particle diameter between 10-500nm, uniform particle sizes, solution appearance clarify.
Citrus aurantium L. var. amara Engl. extract microemulsion of the present invention has and can preserve for a long time, process stabilizing, equipment needed thereby Simply, the feature that cost is controlled.Compared with original patent, the invention provides the liquid dosage form of Citrus aurantium L. var. amara Engl. extract, can facilitate Be added in medicine, food, health product, cosmetics.
Accompanying drawing explanation
Below according to drawings and Examples, the present invention is described in further detail.
Fig. 1 is Citrus aurantium L. var. amara Engl. extract microemulsion grain-size graph of the present invention.
Fig. 2 is Citrus aurantium L. var. amara Engl. extractive HPLC figure of the present invention.
Detailed description of the invention
Technical scheme uses the mode of form to add up such as following table:
The specific embodiment of the present invention includes:
Embodiment 1
Prescription composition is as follows:
Composition Weight (g)
Citrus aurantium L. var. amara Engl. extract (neohesperidin, naringin >=50%) 5
Oleic acid 3
RH40 polyoxyethylene hydrogenated Oleum Ricini 2
Dehydrated alcohol 25
Deionized water 65.5
Sodium carboxymethyl cellulose 1.5
Amount to 100g (Citrus aurantium L. var. amara Engl. extractive content 5%)
Preparation technology:
Weigh each component, RH40 polyoxyethylene hydrogenated Oleum Ricini is mixed homogeneously with oleic acid at 40 DEG C.Citrus aurantium L. var. amara Engl. is carried Take thing to be dissolved in dehydrated alcohol, add in oil phase, be heated to 40 DEG C and extremely dissolve completely, mixing.By sodium carboxymethyl cellulose with go Ionized water stirs, at 35 DEG C, oil phase is mixed with water, ultrasonic 5 minutes, forms clarification Citrus aurantium L. var. amara Engl. extract just microemulsion. By high pressure homogenize 2 times under 500bar pressure of first microemulsion, obtain Citrus aurantium L. var. amara Engl. extract microemulsion.
Embodiment 2
Prescription composition is as follows:
Composition Weight (g)
Citrus aurantium L. var. amara Engl. extract (neohesperidin, naringin >=50%) 10
Isopropyl myristate 5
Tween 80 2
PEG400 15
Deionized water 67.5
Sodium carboxymethyl cellulose 0.5
Meter 100g (Citrus aurantium L. var. amara Engl. extractive content 10%)
Weigh each component, Tween 80 is mixed homogeneously with isopropyl myristate at 35 DEG C.By molten for Citrus aurantium L. var. amara Engl. extract In PEG400, mix with oil phase, be heated to 45 DEG C and extremely dissolve completely, mixing.By sodium carboxymethyl cellulose and deionization Water stirs, at 45 DEG C, oil phase is mixed with water, high speed shear 3 minutes, forms clarification Citrus aurantium L. var. amara Engl. extract just microemulsion. By high pressure homogenize 3 times under 800bar pressure of first microemulsion, obtain Citrus aurantium L. var. amara Engl. extract microemulsion.
Embodiment 3
Prescription composition is as follows:
Composition Weight (g)
Citrus aurantium L. var. amara Engl. extract (neohesperidin, naringin >=50%) 2
Isopropyl myristate 5
RH40 polyoxyethylene hydrogenated Oleum Ricini 3
PEG400 5
Deionized water 84
Carbomer 1
Amount to 100g (Citrus aurantium L. var. amara Engl. extractive content 2%)
Weigh each component, RH40 polyoxyethylene hydrogenated Oleum Ricini is mixed homogeneously with isopropyl myristate at 50 DEG C. Citrus aurantium L. var. amara Engl. extract is dissolved in PEG400, mixes with oil phase, be heated to 50 DEG C and extremely dissolve completely, mixing.By carbomer Mix with deionized water, at 50 DEG C, oil phase is mixed with water, ultrasonic emulsification 8 minutes, formed at the beginning of clarification Citrus aurantium L. var. amara Engl. extract Microemulsion.First microemulsion is put into high pressure homogenizer, 1200bar homogenizing 2 times, obtains Citrus aurantium L. var. amara Engl. extract microemulsion.
Embodiment 4
Prescription composition is as follows:
Composition Weight (g)
Citrus aurantium L. var. amara Engl. extract (neohesperidin, naringin >=50%) 5
Miglyol 812N 8.5
PLURONICS F87 3
Glycerol 7
Deionized water 75.5
PVP K30 1
Amount to 100g (Citrus aurantium L. var. amara Engl. extractive content 5%)
Weighing each component, Citrus aurantium L. var. amara Engl. extract is dissolved in glycerol and Miglyol 812N, at 40 DEG C, mixing is all Even.PLURONICS F87, water are heated to 50 DEG C to mixing with PVP K30.Oil phase is mixed with water, ultrasonic emulsification 10 points Clock, forms clarification Citrus aurantium L. var. amara Engl. extract just microemulsion.First microemulsion is put into high pressure homogenizer, 800bar homogenizing 3 times, obtains Citrus aurantium L. var. amara Engl. Extract microemulsion.
Embodiment 5
Amount to 100g (Citrus aurantium L. var. amara Engl. extractive content 10%)
Weigh each component, Citrus aurantium L. var. amara Engl. extract is dissolved in 30% ethanol, Miglyol 812N and Polyethylene Glycol 15 hydroxyl Base stearate, mix homogeneously at 30 DEG C.Sodium alginate and water are heated to 40 DEG C to mixing.By oil phase with aqueous phase at 40 DEG C Mixing, high speed shear 5 minutes, form clarification Citrus aurantium L. var. amara Engl. extract just microemulsion.First microemulsion is put into high pressure homogenizer, 1200bar Homogenizing 2 times, obtains Citrus aurantium L. var. amara Engl. extract microemulsion.
Embodiment 6
As shown in Figure 1-2, physical and chemical index evaluation and stability study
In this invention, physical and chemical index and the physical stability checking of microemulsion formulation are as follows;
1, the physical and chemical index detection of microemulsion formulation
(1) outward appearance detection: microemulsion formulation is yellow to brown color, and clarification, viscosity is low, good fluidity.
(2) emulsion type detection: respectively methylene blue (water-soluble dye) and tonyred (oil-soluble dyes) are added suitable The Citrus aurantium L. var. amara Engl. extract microemulsion formulation of amount, observes two kinds of solution diffusion velocity in microemulsion.Result shows, methylene blue Diffusion velocity in microemulsion is significantly faster than that tonyred, experiment prove that Citrus aurantium L. var. amara Engl. extract microemulsion is O/W type Emulsion.
(3) assay
HPLC is used to analyze microemulsion content
Chromatographic column: C18 post, 5 μm, 25 × 0.46cm.
Flowing phase: acetonitrile-water-phosphoric acid (22: 78: 0.78, v/v).
Flow velocity: 1ml/min.
Detection wavelength: 284nm.
Sample size: 20 μ l.
2, dewatering ability detection
Taking appropriate microemulsion and be sealed in centrifuge tube, in 4000r/ minute, lower high speed centrifugation 30 minutes, observed slight Emulsion Outward appearance.Test result indicate that, microemulsion is layered after being centrifuged, deposited phenomenon.Illustrate that preparation has good physically stable Property.
3, long-time stability detection
Taking appropriate Citrus aurantium L. var. amara Engl. extract microemulsion, in medicine constant temperature is stably tested, (25 DEG C) are placed 6 months, in 1,2,3, 6 months period sampling measurings, indices has no significant change.Data such as table 1.
Table 1. stability experiment result
The Citrus aurantium L. var. amara Engl. extract microemulsion of above experimental data explanation preparation is placed 6 moonsets at 25 DEG C and is occurred
Layering, emulsion droplet merge, flocculate and demulsifying phenomenon.Outward appearance, particle diameter, content have no significant change.Prove that this microemulsion can Place through long-term, stable in physicochemical property.

Claims (10)

1. Citrus aurantium L. var. amara Engl. extract microemulsion formulation, based on recipe quantity 100g, its component and content is:
2. Citrus aurantium L. var. amara Engl. extract microemulsion formulation as claimed in claim 1, it is characterised in that said components is mixed, after heating Process through emulsifying and high pressure homogenize, obtain brown color to light yellow, the microemulsion solution of clarification.
3. Citrus aurantium L. var. amara Engl. extract microemulsion formulation as claimed in claim 1 or 2, it is characterised in that emulsifying agent is polyoxyethylene hydrogen Change any one or more mixing of Oleum Ricini, tween, poloxamer, Solutol HS 15 apoplexy due to endogenous wind.
4. the Citrus aurantium L. var. amara Engl. extract microemulsion formulation as described in one of claim 1-3, it is characterised in that surfactant is polyoxy Ethylene hydrogenation Oleum Ricini, Tween 80, any one or more mixing of PLURONICS F87.
5. the Citrus aurantium L. var. amara Engl. extract microemulsion formulation as described in one of claim 1-4, it is characterised in that co-emulsifier be ethanol, Propylene glycol, glycerol, Polyethylene Glycol, one or more mixing of diethylene glycol monomethyl ether.
6. the Citrus aurantium L. var. amara Engl. extract microemulsion formulation as described in one of claim 1-5, it is characterised in that oil phase is oleic acid, lima bean Cool isopropyl propionate, any one or more mixing of middle carbochain triglyceride.
7. the Citrus aurantium L. var. amara Engl. extract microemulsion formulation as described in one of claim 1-6, it is characterised in that stabilizer is selected from card ripple One or more mixing in nurse, arabic gum, sodium carboxymethyl cellulose, sodium alginate, polyvidone, hyaluronic acid.
8. the Citrus aurantium L. var. amara Engl. extract microemulsion formulation as described in one of claim 1-7, it is characterised in that the Citrus aurantium L. var. amara Engl. added carries Take neohesperidin and naringin content summation >=50% in thing.
9. a preparation method for the Citrus aurantium L. var. amara Engl. extract microemulsion formulation described in any one of claim 1-8, concrete technology is as follows:
(1) Citrus aurantium L. var. amara Engl. extract, emulsifying agent, co-emulsifier, oil phase and deionized water are weighed in proportion;
(2) prepare oil phase: be dissolved in co-emulsifier by Citrus aurantium L. var. amara Engl. extract, then mix homogeneously with emulsifying agent, oil phase;
(3) aqueous phase is prepared: in aqueous phase, add stabilizer, stir;
(4) preparation just microemulsion: in a heated condition, oil phase is slowly added in aqueous phase, forms the first microemulsion clarifying, having opalescence Liquid;
(5) preparation breast eventually: above-mentioned just microemulsion is put into high pressure homogenizer, homogenizing, obtains stable Citrus aurantium L. var. amara Engl. extract microemulsion Liquid.
10. Citrus aurantium L. var. amara Engl. extract microemulsion formulation as claimed in claim 9, it is characterised in that step (4) described preparation just microemulsion Method use following method one or both methods be prepared: stirring and emulsifying method, supersound method;
Preferably, stirring and emulsifying method: the Citrus aurantium L. var. amara Engl. extract weighed is dissolved in co-emulsifier, is heated to 30-70 DEG C, treats turtle After turtle flower extract is completely dissolved, adds emulsifying agent and form mixed phase with oil phase mixing, keep system temperature 30-80 DEG C, will be mixed Close and be added dropwise to mutually in aqueous phase, high speed shear 5-10 minute, obtain Citrus aurantium L. var. amara Engl. extract just microemulsion;
Preferably, supersound method: the Citrus aurantium L. var. amara Engl. extract weighed is dissolved in co-emulsifier, is heated to 30-70 DEG C, treats turtle After turtle flower extract is completely dissolved, adds emulsifying agent and form mixed phase with oil phase mixing, keep system temperature 30-80 DEG C, will be mixed Close and be added dropwise to mutually in aqueous phase, under the power of 250W, with ultrasonic emulsification instrument emulsifying 3-8 minute, obtain Citrus aurantium L. var. amara Engl. extract the most micro- Breast.
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CN107519085A (en) * 2017-08-28 2017-12-29 陈霞 A kind of skin care item and preparation method thereof
CN109481319A (en) * 2018-11-22 2019-03-19 杭州千岛湖天鑫有限公司 A kind of micro-nano lotion of camellia oil and preparation method thereof
CN114788524A (en) * 2022-01-25 2022-07-26 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) Bacteriostatic microemulsion preparation and preparation method and application thereof
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106974287A (en) * 2017-05-08 2017-07-25 中山森谱生物科技有限公司 A kind of functional food containing Rhizoma Smilacis Glabrae extract and preparation method thereof
CN107519085A (en) * 2017-08-28 2017-12-29 陈霞 A kind of skin care item and preparation method thereof
CN109481319A (en) * 2018-11-22 2019-03-19 杭州千岛湖天鑫有限公司 A kind of micro-nano lotion of camellia oil and preparation method thereof
CN114788524A (en) * 2022-01-25 2022-07-26 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) Bacteriostatic microemulsion preparation and preparation method and application thereof
CN114788524B (en) * 2022-01-25 2024-05-31 中国农业科学院烟草研究所(中国烟草总公司青州烟草研究所) Antibacterial microemulsion preparation and preparation method and application thereof

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