CN101816914B - Preparation method of orange flavor capsule - Google Patents
Preparation method of orange flavor capsule Download PDFInfo
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- CN101816914B CN101816914B CN2010101479034A CN201010147903A CN101816914B CN 101816914 B CN101816914 B CN 101816914B CN 2010101479034 A CN2010101479034 A CN 2010101479034A CN 201010147903 A CN201010147903 A CN 201010147903A CN 101816914 B CN101816914 B CN 101816914B
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Abstract
The invention discloses a preparation method of a daily-use nano orange flavor capsule. The capsule is prepared from the following raw materials in parts by weight: 0.3-1.4 parts of orange flavor, 0.9-1.4 parts of polybutylcyanoacrylate, 2.60-6.06 parts of an emulsifier and 95-98 parts of deionized water. The preparation method comprises the following steps: taking dipropylene glycol as a solvent; mixing the orange flavor in parts by weight; taking polybutylcyanoacrylate as a wall raw material under an emulsion system; and finally preparing the nano orange flavor capsule by an emulsion polymerization method. The nano orange flavor capsule prepared by the method has stable and pure flavor and the density of 1%. A dynamic laser light scattering instrument test proves that the nano orange flavor capsule prepared by the invention has uniform particle size distribution, average particle size of 107nm and particle size distribution coefficient of 0.164, and has the advantages of slow flavor release, long flavor retaining time and the like.
Description
Technical field
The present invention relates to the preparation method of a kind of daily use chemicals of sweet orange local flavor, more particularly relate to a kind of preparation method of orange flavor nanometer capsule with fumet.
Background technology
Advocate day by day in the world today under the trend of fragrance; Essence has been widely used in industries such as daily use chemicals, food, tobacco, medicine, weaving, and in people's productive life, bringing into play increase fragrance, modifying fragrance, sheltering bad smell, important function such as complementary flavor and enhancing mouthfeel.As a kind of traditional properties material, orange flavor has been widely used in the daily chemical products such as leisure food such as candy, soft drink, biscuit and perfume, shower cream, wollen fabrics.Yet traditional orange flavor is because of containing a large amount of volatile terpenoid substances, and the part component is responsive to light, heat, oxygen, makes its aroma-keeping time short thereby be subject to the external environment influence, and aroma quality is unstable.Nano capsule is that one type of particle diameter is a nanoscale, and inside has the hole hole, and is outside by polymer shell parcel, is easy to disperse and be suspended in the blister-shape material in the water.Active component is carried out the Nano capsule parcel, have and improve the hydrophobic components dissolubility, prevent interference and the destruction of external environment, improve volatile components release time, many superior functions such as control active component slowly-releasing active component.With hypotoxicity, the positive butyl ester of alpha-cyanoacrylate that tissue reactive is little is feedstock production PBCA Nano capsule; Have the reaction condition gentleness, preparation technology is simple, and is biodegradable; Plurality of advantages such as product cut size is little, core constituent content height, thereby have broad application prospects.
Summary of the invention
Technical problem to be solved by this invention provides a kind of average grain diameter below 200nm; With the positive butyl ester of alpha-cyanoacrylate is the preparation method of the orange flavor capsule of wall material, and the nanoscale orange flavor capsule of the present invention's preparation can effectively solve the slowly-releasing problem of essence fragrance.
The technical scheme that the present invention adopts: the preparation method of orange flavor capsule, it consists of:
0.3～1.4 parts by weight orange flavors
0.9 the positive butyl ester of～1.4 parts by weight alpha-cyanoacrylates
2.60～6.06 parts by weight emulsifying agents
95～98 parts by weight deionized waters;
Wherein, Described orange flavor is that the concentration of 100% orange oil, 2.0～3.5 parts by weight is that the concentration of 100% capraldehyde, 0.18～0.30 parts by weight is that the concentration of 100% first position firpene, 0.15～0.30 parts by weight is that the concentration of 100% second position firpene, 2～4 parts by weight is that the concentration of 100% citral, 0.10～0.25 parts by weight is that the concentration of 100% octanal, 0.25～0.40 parts by weight is that the concentration of 100% laurene, 0.40～0.58 parts by weight is that the concentration of 100% methyl anthranilate, 1.60～1.92 parts by weight is that the concentration of 100% linalool, 0.15～0.24 parts by weight is that the concentration of 100% geranyl acetate, 0.015～0.050 parts by weight is that the concentration of 100% Ethyl vanillin, 0.018～0.032 parts by weight is that the concentration of 1% ethyl maltol, 0.02～0.06 parts by weight is that the concentration of 10% methyl naphthalenone, 0.25～0.50 parts by weight is that the concentration of 100% Myracaldehyde and 35.198～45.537 parts by weight is that 100% DPG is formed by the concentration of 45～55 parts by weight, described emulsifying agent be selected from polyoxyethylene (20) sorbitol anhydride monolaurate, castor oil polyoxyethylene ether-30 and AEO-9 one of them;
The preparation method of said orange flavor capsule may further comprise the steps:
A. be that 100% DPG be solvent with the concentration of 45～55 parts by weight is 100% orange oil with the concentration of 35.198～45.537 parts by weight; 2.0 the concentration of～3.5 parts by weight is 100% capraldehyde; 0.18 the concentration of～0.30 parts by weight is 100% first position firpene; 0.15 the concentration of～0.30 parts by weight is 100% second position firpene; The concentration of 2～4 parts by weight is 100% citral; 0.10 the concentration of～0.25 parts by weight is 100% octanal; 0.25 the concentration of～0.40 parts by weight is 100% laurene; 0.40 the concentration of～0.58 parts by weight is 100% methyl anthranilate; 1.60 the concentration of～1.92 parts by weight is 100% linalool; 0.15 the concentration of～0.24 parts by weight is 100% geranyl acetate; 0.015 the concentration of～0.050 parts by weight is 100% Ethyl vanillin; 0.018 the concentration of～0.032 parts by weight is 1% ethyl maltol; 0.02 the concentration of～0.06 parts by weight is 10% methyl naphthalenone; 0.25 the concentration of～0.50 parts by weight be 100% Myracaldehyde by weight ratio be deployed into orange flavor;
B. the orange flavor that 0.3～1.4 parts by weight step a is obtained joins in 2.60～6.06 parts by weight emulsifying agents, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add deionized water; Emulsification is after 10 minutes under the magnetic agitation; The pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0, said emulsifying agent be selected from polyoxyethylene (20) sorbitol anhydride monolaurate, castor oil polyoxyethylene ether-30 and AEO-9 one of them;
C. be under 1100 rev/mins of conditions in magnetic agitation speed, the positive butyl ester of 0.9～1.4 parts by weight alpha-cyanoacrylate be added drop-wise in the emulsion of step b preparation, continue magnetic agitation reaction 2.0～3.0 hours with 3 droplets/minute speed;
D. using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.0～8.0, continues magnetic agitation after 0.5 hour, obtains the orange flavor capsule emulsion of average grain diameter less than 200nm.
Beneficial effect of the present invention: the present invention utilizes hypotoxicity, the positive butyl ester of alpha-cyanoacrylate that tissue reactive is little to be wall material raw material, and the hydroxyl radical negative ion of trace causes polymerization reaction take place down in water, the reaction condition gentleness, and preparation technology is simple.The daily use chemicals of the present invention's preparation are stablized pure with nanometer sweet orange essence capsule fragrance, essence concentration is 1% in the system.Through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule grain diameter is evenly distributed, and average grain diameter is 107nm, and the size distribution coefficient is 0.164, has slowly advantage such as release and fragrance remaining time length of fragrance.
Description of drawings
Fig. 1 is preparation method's flow chart of the present invention;
Fig. 2 is the orange flavor capsule particle diameter distribution map of embodiment 8 preparations.
The specific embodiment
Through accompanying drawing and embodiment the present invention is described in further detail below: a kind of daily use chemicals are used the nanometer sweet orange essence capsule, and its preparation raw material is following:
0.3～1.4 parts by weight orange flavors
0.9 the positive butyl ester of～1.4 parts by weight alpha-cyanoacrylates
2.60～6.06 parts by weight emulsifying agents
95～98 parts by weight deionized waters;
Wherein, described orange flavor is that the concentration of 100% orange oil, 2.0～3.5 parts by weight is that the concentration of 100% capraldehyde, 0.18～0.30 parts by weight is that the concentration of 100% first position firpene, 0.15～0.30 parts by weight is that the concentration of 100% second position firpene, 2～4 parts by weight is that the concentration of 100% citral, 0.10～0.25 parts by weight is that the concentration of 100% octanal, 0.25～0.40 parts by weight is that the concentration of 100% laurene, 0.40～0.58 parts by weight is that the concentration of 100% methyl anthranilate, 1.60～1.92 parts by weight is that the concentration of 100% linalool, 0.15～0.24 parts by weight is that the concentration of 100% geranyl acetate, 0.015～0.050 parts by weight is that the concentration of 100% Ethyl vanillin, 0.018～0.032 parts by weight is that the concentration of 1% ethyl maltol, 0.02～0.06 parts by weight is that the concentration of 10% methyl naphthalenone, 0.25～0.50 parts by weight is that the concentration of 100% Myracaldehyde and 35.198～45.537 parts by weight is that 100% DPG is formed by the concentration of 45～55 parts by weight.Described emulsifying agent can be any in polyoxyethylene (20) sorbitol anhydride monolaurate, castor oil polyoxyethylene ether-30 and the AEO-9.
Above-mentioned daily use chemicals may further comprise the steps with the preparation method of nanometer sweet orange essence capsule:
A. be that 100% DPG be solvent with the concentration of 45～55 parts by weight is 100% orange oil with the concentration of 35.198～45.537 parts by weight; 2.0 the concentration of～3.5 parts by weight is 100% capraldehyde; 0.18 the concentration of～0.30 parts by weight is 100% first position firpene; 0.15 the concentration of～0.30 parts by weight is 100% second position firpene; The concentration of 2～4 parts by weight is 100% citral; 0.10 the concentration of～0.25 parts by weight is 100% octanal; 0.25 the concentration of～0.40 parts by weight is 100% laurene; 0.40 the concentration of～0.58 parts by weight is 100% methyl anthranilate; 1.60 the concentration of～1.92 parts by weight is 100% linalool; 0.15 the concentration of～0.24 parts by weight is 100% geranyl acetate; 0.015 the concentration of～0.050 parts by weight is 100% Ethyl vanillin; 0.018 the concentration of～0.032 parts by weight is 1% ethyl maltol; 0.02 the concentration of～0.06 parts by weight is 10% methyl naphthalenone; 0.25 the concentration of～0.50 parts by weight be 100% Myracaldehyde by weight ratio be deployed into orange flavor.
B. the orange flavor that 0.3～1.4 parts by weight step a is obtained joins in 2.60～6.06 parts by weight emulsifying agents, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add deionized water, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
C. be under 1100 rev/mins of conditions in magnetic agitation speed, with 3 droplets/minute speed the positive butyl ester of 0.9～1.4 parts by weight alpha-cyanoacrylate be added drop-wise in the orange flavor emulsification system and go, continue magnetic agitation reaction 2.0～3.0 hours.
D. using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.0～8.0, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
The concentration that in beaker, adds 45 parts by weight successively is that the concentration of 100% orange oil, 2.0 parts by weight is that the concentration of 100% capraldehyde, 0.18 parts by weight is that the concentration of 100% first position firpene, 0.15 parts by weight is that the concentration of 100% second position firpene, 4 parts by weight is that the concentration of 100% citral, 0.25 parts by weight is that the concentration of 100% octanal, 0.25 parts by weight is that the concentration of 100% laurene, 0.58 parts by weight is that the concentration of 100% methyl anthranilate, 1.60 parts by weight is that the concentration of 100% linalool, 0.15 parts by weight is that the concentration of 100% geranyl acetate, 0.015 parts by weight is that the concentration of 100% Ethyl vanillin, 0.018 parts by weight is that the concentration of 1% ethyl maltol, 0.02 parts by weight is that the concentration of 10% methyl naphthalenone, 0.25 parts by weight is that 100% the Myracaldehyde and the concentration of 45.537 parts by weight are 100% solvent DPG and mix, and obtains the orange flavor of stable homogeneous.The orange flavor that obtains finds that after commenting perfume sweet orange fruital feeling of freshness is not good enough, and the lemon breath is outstanding slightly, and fragrance remaining time is not lasting.
The concentration that in beaker, adds 55 parts by weight successively is that the concentration of 100% orange oil, 3.5 parts by weight is that the concentration of 100% capraldehyde, 0.30 parts by weight is that the concentration of 100% first position firpene, 0.30 parts by weight is that the concentration of 100% second position firpene, 2 parts by weight is that the concentration of 100% citral, 0.10 parts by weight is that the concentration of 100% octanal, 0.40 parts by weight is that the concentration of 100% laurene, 0.40 parts by weight is that the concentration of 100% methyl anthranilate, 1.92 parts by weight is that the concentration of 100% linalool, 0.24 parts by weight is that the concentration of 100% geranyl acetate, 0.050 parts by weight is that the concentration of 100% Ethyl vanillin, 0.032 parts by weight is that the concentration of 1% ethyl maltol, 0.06 parts by weight is that the concentration of 10% methyl naphthalenone, 0.50 parts by weight is that 100% the Myracaldehyde and the concentration of 35.198 parts by weight are 100% solvent DPG and mix, and obtains the orange flavor of stable homogeneous.Find that after commenting perfume the sweet orange feeling of freshness of orange flavor is obviously improved than embodiment 1 among the embodiment 2, but still pure and fresh inadequately sweet, milk sweet gas breath is outstanding in the bottom note.
Embodiment 3 allotments are used to prepare the orange flavor of daily use chemicals with the nano essence capsule
The concentration that in beaker, adds 50 parts by weight successively is that the concentration of 100% orange oil, 3.0 parts by weight is that the concentration of 100% capraldehyde, 0.25 parts by weight is that the concentration of 100% first position firpene, 0.25 parts by weight is that the concentration of 100% second position firpene, 3 parts by weight is that the concentration of 100% citral, 0.20 parts by weight is that the concentration of 100% octanal, 0.30 parts by weight is that the concentration of 100% laurene, 0.50 parts by weight is that the concentration of 100% methyl anthranilate, 1.80 parts by weight is that the concentration of 100% linalool, 0.20 parts by weight is that the concentration of 100% geranyl acetate, 0.025 parts by weight is that the concentration of 100% Ethyl vanillin, 0.025 parts by weight is that the concentration of 1% ethyl maltol, 0.05 parts by weight is that the concentration of 10% methyl naphthalenone, 0.40 parts by weight is that 100% the Myracaldehyde and the concentration of 40.000 parts by weight are 100% solvent DPG and mix, and obtains the orange flavor of stable homogeneous.Find that after commenting perfume the orange flavor sweet orange fragrance that obtains is fresh to be sent out, the pulp breath is sweet full, and natural true to nature, characteristic perfume is obvious, and lasting is more lasting.
The orange flavor of preparation among the 0.3 parts by weight embodiment 3 is joined in 2.60 parts by weight polyoxyethylene (20) the sorbitol anhydride monolaurates, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add 96.5 parts by weight deionized waters, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
In magnetic agitation speed is under 1100 rev/mins of conditions, with 3 droplets/minute speed the positive butyl ester of 0.9 parts by weight alpha-cyanoacrylate is added drop-wise in the orange flavor emulsification system, continues magnetic agitation reaction 2.5 hours.
Using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.5, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
Experiment has obtained the nanometer sweet orange essence capsule emulsion of milky and blueing light; Through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule average grain diameter is 70.3nm, and the size distribution coefficient is 0.148; But orange flavor concentration is lower, only accounts for 0.3% of system.
Embodiment 5 preparation daily use chemicals are used the nanometer sweet orange essence capsule
The orange flavor of preparation among the 1.4 parts by weight embodiment 3 is joined in polyoxyethylene (20) the sorbitol anhydride monolaurate of 6.06 parts by weight, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add 96 parts by weight deionized waters, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
In magnetic agitation speed is under 1100 rev/mins of conditions, with 3 droplets/minute speed the positive butyl ester of 1.4 parts by weight alpha-cyanoacrylates is added drop-wise in the orange flavor emulsification system, continues magnetic agitation reaction 2.5 hours.
Using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.5, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
Experiment has obtained the nanometer sweet orange essence capsule emulsion of milky and blueing light, and through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule average grain diameter is 135nm, and the size distribution coefficient is 0.227.
The orange flavor of preparation among the 1.0 parts by weight embodiment 3 is joined in the castor oil polyoxyethylene ether-30 of 4.34 parts by weight, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add 95 parts by weight deionized waters, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
In magnetic agitation speed is under 1100 rev/mins of conditions, with 3 droplets/minute speed the positive butyl ester of 1.0 parts by weight alpha-cyanoacrylates is added drop-wise in the orange flavor emulsification system, continues magnetic agitation reaction 2.0 hours.
Using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.0, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
Experiment has obtained milky nanometer sweet orange essence capsule emulsion, and through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule average grain diameter is 151nm, and the size distribution coefficient is 0.423.
Embodiment 7 preparation daily use chemicals are used the nanometer sweet orange essence capsule
The orange flavor of preparation among the 1.0 parts by weight embodiment 3 is joined in the AEO-9 of 4.34 parts by weight, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add 98 parts by weight deionized waters, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
In magnetic agitation speed is under 1100 rev/mins of conditions, with 3 droplets/minute speed the positive butyl ester of 1.0 parts by weight alpha-cyanoacrylates is added drop-wise in the orange flavor emulsification system, continues magnetic agitation reaction 3.0 hours.
Using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 8.0, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
Experiment has obtained milky nanometer sweet orange essence capsule emulsion, and through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule average grain diameter is 177nm, and the size distribution coefficient is 0.339.
The orange flavor of preparation among the 1.0 parts by weight embodiment 3 is joined in polyoxyethylene (20) the sorbitol anhydride monolaurate of 4.34 parts by weight, and preparatory emulsification is 5 minutes under the magnetic agitation.In above-mentioned system, slowly add 97 parts by weight deionized waters, emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0.
Be under 1100 rev/mins the condition, the positive butyl ester of 1.0 parts by weight alpha-cyanoacrylates to be added drop-wise in the orange flavor emulsification system in magnetic agitation speed, continue magnetic agitation reaction 2.5 hours with 3 droplets/minute speed.
Using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.5, continues magnetic agitation after 0.5 hour, obtains the nanometer sweet orange essence capsule emulsion of average grain diameter less than 200nm.
Experiment has obtained the nanometer sweet orange essence capsule emulsion of milky and blueing light, this system stable existence simultaneously.Orange flavor concentration is 1% in the system, and fragrance is stablized pure.Through the test of dynamic laser light scattering apparatus, prepared nanometer sweet orange essence capsule grain diameter is evenly distributed, and average grain diameter is 107nm, and the size distribution coefficient is 0.164, sees Fig. 2.
The above content is merely the basic explanation of the present invention under conceiving, and according to any equivalent transformation that technical scheme of the present invention is done, all should belong to protection scope of the present invention.
Claims (1)
1. the preparation method of orange flavor capsule, it consists of:
Wherein, Described orange flavor is that the concentration of 100% orange oil, 2.0～3.5 parts by weight is that the concentration of 100% capraldehyde, 0.18～0.30 parts by weight is that the concentration of 100% first position firpene, 0.15～0.30 parts by weight is that the concentration of 100% second position firpene, 2～4 parts by weight is that the concentration of 100% citral, 0.10～0.25 parts by weight is that the concentration of 100% octanal, 0.25～0.40 parts by weight is that the concentration of 100% laurene, 0.40～0.58 parts by weight is that the concentration of 100% methyl anthranilate, 1.60～1.92 parts by weight is that the concentration of 100% linalool, 0.15～0.24 parts by weight is that the concentration of 100% geranyl acetate, 0.015～0.050 parts by weight is that the concentration of 100% Ethyl vanillin, 0.018～0.032 parts by weight is that the concentration of 1% ethyl maltol, 0.02～0.06 parts by weight is that the concentration of 10% methyl naphthalenone, 0.25～0.50 parts by weight is that the concentration of 100% Myracaldehyde and 35.198～45.537 parts by weight is that 100% DPG is formed by the concentration of 45～55 parts by weight, described emulsifying agent be selected from polyoxyethylene (20) sorbitol anhydride monolaurate, castor oil polyoxyethylene ether-30 and AEO-9 one of them;
The preparation method of said orange flavor capsule may further comprise the steps:
A. be that 100% DPG be solvent with the concentration of 45～55 parts by weight is 100% orange oil with the concentration of 35.198～45.537 parts by weight; 2.0 the concentration of～3.5 parts by weight is 100% capraldehyde; 0.18 the concentration of～0.30 parts by weight is 100% first position firpene; 0.15 the concentration of～0.30 parts by weight is 100% second position firpene; The concentration of 2～4 parts by weight is 100% citral; 0.10 the concentration of～0.25 parts by weight is 100% octanal; 0.25 the concentration of～0.40 parts by weight is 100% laurene; 0.40 the concentration of～0.58 parts by weight is 100% methyl anthranilate; 1.60 the concentration of～1.92 parts by weight is 100% linalool; 0.15 the concentration of～0.24 parts by weight is 100% geranyl acetate; 0.015 the concentration of～0.050 parts by weight is 100% Ethyl vanillin; 0.018 the concentration of～0.032 parts by weight is 1% ethyl maltol; 0.02 the concentration of～0.06 parts by weight is 10% methyl naphthalenone; 0.25 the concentration of～0.50 parts by weight be 100% Myracaldehyde by weight ratio be deployed into orange flavor;
B. the orange flavor that 0.3～1.4 parts by weight step a is obtained joins in 2.60～6.06 parts by weight emulsifying agents; Preparatory emulsification is 5 minutes under the magnetic agitation; In above-mentioned system, slowly add deionized water; Emulsification is after 10 minutes under the magnetic agitation, and the pH value of using the 1mol/L hydrochloric acid solution to regulate the orange flavor emulsification system is 2.0, said emulsifying agent be selected from polyoxyethylene (20) sorbitol anhydride monolaurate, castor oil polyoxyethylene ether-30 and AEO-9 one of them;
C. be under 1100 rev/mins of conditions in magnetic agitation speed, the positive butyl ester of 0.9～1.4 parts by weight alpha-cyanoacrylate be added drop-wise in the emulsion of step b preparation, continue magnetic agitation reaction 2.0～3.0 hours with 3 droplets/minute speed;
D. using the pH value of 1mol/L sodium hydroxide solution conditioned reaction system is 7.0～8.0, continues magnetic agitation after 0.5 hour, obtains the orange flavor capsule emulsion of average grain diameter less than 200nm.
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| CN102352282B (en) * | 2011-07-14 | 2013-02-20 | 上海应用技术学院 | Lilial nanometer capsule and preparation method thereof |
| CN102965196B (en) * | 2012-11-09 | 2014-05-07 | 华南理工大学 | Preparation method of essential-oil-coated urea-modified melamine resin microcapsules |
| CN103113990A (en) * | 2013-03-14 | 2013-05-22 | 天津市双马香精香料新技术有限公司 | Preparation method and application of citrus essential oil fumet |
| CN103242961B (en) * | 2013-05-16 | 2015-03-25 | 陕西科技大学 | Sugar-vitrified essential oil capsule prepared based on extrusion method and preparation method thereof |
| CN108887653A (en) * | 2018-06-11 | 2018-11-27 | 上海应用技术大学 | A kind of blood orange essence and its preparation method and application |
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| CN1429657A (en) * | 2001-12-31 | 2003-07-16 | 高韵苕 | Method of forming essence microcapsule using interface polymerization reaction |
| CN1786133A (en) * | 2005-11-30 | 2006-06-14 | 中国农业大学 | Glass microcapsule apple essence and its preparation method |
| CN1843191A (en) * | 2006-04-29 | 2006-10-11 | 华宝食用香精香料（上海）有限公司 | Thermostable microcapsule granule essence and preparation method thereof |
| WO2009090169A1 (en) * | 2008-01-15 | 2009-07-23 | Basf Se | Fragrance-containing microcapsules with improved release properties |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1429657A (en) * | 2001-12-31 | 2003-07-16 | 高韵苕 | Method of forming essence microcapsule using interface polymerization reaction |
| CN1786133A (en) * | 2005-11-30 | 2006-06-14 | 中国农业大学 | Glass microcapsule apple essence and its preparation method |
| CN1843191A (en) * | 2006-04-29 | 2006-10-11 | 华宝食用香精香料（上海）有限公司 | Thermostable microcapsule granule essence and preparation method thereof |
| WO2009090169A1 (en) * | 2008-01-15 | 2009-07-23 | Basf Se | Fragrance-containing microcapsules with improved release properties |
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