CN109734968A - A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols - Google Patents
A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols Download PDFInfo
- Publication number
- CN109734968A CN109734968A CN201910019085.0A CN201910019085A CN109734968A CN 109734968 A CN109734968 A CN 109734968A CN 201910019085 A CN201910019085 A CN 201910019085A CN 109734968 A CN109734968 A CN 109734968A
- Authority
- CN
- China
- Prior art keywords
- film
- tea polyphenols
- edible
- preparation
- carraginan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- General Preparation And Processing Of Foods (AREA)
Abstract
The invention discloses a kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols.The raw material of the edible oxidation-resistant film includes Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol.Preparation method is first by Kappa-Carraginan heating stirring soluble in water, add glycerol, then the mixed solution for using tea polyphenols and sodium alginate is added, continues heating stirring, after mixed solution ultrasound deaeration, pour into molding die, after film molding, it is crosslinked and is formed a film with calcium chloride solution, drying, demoulding to get.By the way that edible film is made in fibroid edibility macromolecular substances, and functional activity substance is added wherein, can increase the nutrition of instant noodles, promote digestion, reduce the use for having potential hazard substance, and reduce the use of plastic products to a certain extent.
Description
Technical field
The invention belongs to Food Packaging technology fields, and in particular to a kind of OK a karaoke club matrix containing tea polyphenols is edible anti-oxidant
Film and preparation method thereof.
Background technique
Instantly the innovation of food service industry is mainly reflected in food itself.It is illustrated with instant noodles, although all big enterprises can taste
The product of various delicious or novel taste is produced as a trial to improve sales volume, meets consumer demand, but seldom selection goes to solve
The problem of instant noodles high heat itself, high grease.
Condiment for instant noodles packaging mainly uses plastics package at present, and there are many disadvantages, is such as also easy to produce pernicious gas and different
Taste is abandoned after use and is not easily decomposed in the environment, is one important environomental pollution source of modern society；It removes and packed when edible
In trouble, material, which is sticked in packaging, also will cause waste.It is helped in addition, various processing are added in these plastics packages in process of production
Agent, it is food-safe to constitute a threat to.
Summary of the invention
It is edible the purpose of the present invention is in view of the above shortcomings of the prior art, providing a kind of OK a karaoke club matrix containing tea polyphenols
Oxidation-resistant film and preparation method thereof.By the way that edible film is made in fibroid edibility macromolecular substances, and function is added wherein
Active material can increase the nutrition of instant noodles, promote digestion, reduce the use for having potential hazard substance, and to a certain degree
The upper use for reducing plastic products.
A kind of edible oxidation-resistant film of OK a karaoke club matrix containing tea polyphenols, raw material include that Kappa-Carraginan, sodium alginate, tea are more
Phenol, glycerol, the Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol weight ratio be 2:1.5:0.04:2.
The preparation method of the above-mentioned edible oxidation-resistant film of OK a karaoke club matrix containing tea polyphenols, comprising the following steps:
Step 1, Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol are weighed spare；
Step 2, by Kappa-Carraginan heating stirring soluble in water, glycerol is then added；
Step 3, into the solution of step 2 addition tea polyphenols and sodium alginate mixed solution, continue heating stirring；
Step 4, after mixed solution ultrasound deaeration step 3 obtained, molding die is poured into；
Step 5, it after the molding of the film of step 4, is crosslinked and is formed a film with calcium chloride solution；
Step 6, film step 5 obtained is dried, demoulding to get.
Further, in step 2 heating stirring condition be 90 DEG C heating stirring 30 minutes.
Further, in step 3 heating stirring condition be 90 DEG C heating stirring 1 hour.
Further, crosslinking time is 15 minutes in step 5.
Further, drying condition is 60 DEG C, 24 hours in step 6.
Compared with instant noodles packaging traditional on the market, novel Kappa-Carraginan base tea polyphenols prepared by the present invention are edible
Film carragheen, sodium alginate, tea polyphenols, calcium lactate, glycerol overcome traditional instant noodles packaging nutritional ingredient list as raw material
One, the defects of heat is excessively high realizes balanced extra-nutrition, auxiliary weight-reducing and other effects.Edible film is as a kind of novel green simultaneously
The problems such as color environmental protection package can also increase the safety of instant noodles packaging, alleviate the environmental pollution of plastics bring.
On material, carragheen has the fundamental characteristics of soluble dietary fiber, can be as instant noodles cellulose origin
Supplement, appropriate carragheen of taking in can also clear up the harmful toxins of long time integration in enteron aisle.Tea polyphenols are Polyphenols objects in tealeaves
Using standard, nowadays also often the general name of matter is included in GB2760-89 food additives by Food Additives Used in China association in 1989
It is used for slim tea.Functionally it not only has stronger anti-oxidant and bacteriostasis, additionally it is possible to adsorb in condiment for instant noodles
Peculiar smell, is both natural pigment and it prevents from fading.Tea polyphenols also have the formation and summation for inhibiting nitrite, with
Universal salinity height is corresponding in instant noodles.For physical property, tea polyphenols are extremely stable, and are soluble in warm water, are a kind of ideals
Additive.Sodium alginate and glycerol as membrane modifying have all been widely applied in food industry and field of medicaments,
As the common used material of edible film, film strength can be improved while safe and reliable, reduce the infiltration of water oil.
In the performance of film, the thickness of film made of used be formulated is tested, permeable/saturating rouge/oxygen transmission rate, in the hot water molten
Xie Xing, tensile strength, thermoplasticity, transparency.After completing packaging, and its antibiotic property, leakproofness are tested, product is done
Subjective appreciation simultaneously foretastes, it is determined that its mouthfeel and taste, and its shelf-life has finally been determined.
In package design, the higher instant noodles of sales volume on the market are purchased, covering edible film has been carried out, has used degradation plastic
The repacking wrapped up and vacuumized.In use, cutting off packaging bag, all the elements object is poured into and directly falls boiled water in container i.e.
It can.
Compared with traditional product, packaging film of the invention can improve that instant noodles heat is high, with single nutrient component, human body is inhaled
Receive utilization rate low the shortcomings that waiting, the fast sub-health population of obesity, hyperlipidemia, the rhythm of life of especially unsuitable instant noodles, symbol
Close demand of the consumer to modern fast pace life and healthy diet, wide market.
Specific embodiment
Technical solution of the present invention is described further combined with specific embodiments below.
In the examples below, performance test has been carried out to resulting packaging film, specific test method is as follows:
1. the thickness measuring method of film: 18 points are taken at equal intervals on the sample film of a 20*10cm, with electronic digital display thousand
Divide ruler, obtains final registration record to screw knob, final results are averaged and calculates standard deviation.
2. permeability rate measuring method: first balancing film to be measured in the insulating box of 25 DEG C and 75% humidity and survey film two days later
Thickness.Contain the 10mL EP tube top portion that volume is about 6mL desiccant (0% humidity) with 4cm*4cm film sealing to be measured, weighing is put
It sets in climatic chamber.The condition of insulating box is set as 25 DEG C and 75% humidity.5 groups of parallel laboratory tests are set, in 5 days, often
Gross weight of 12 hours titles, obtains data, and final results are averaged and calculates standard deviation.
WVP=(W × X)/(A × t × Δ P)
The weight gain that w (g) is indicated, x (mm) indicate the thickness of film, A (m2) indicate nozzle film area, t (s) indicate beaker increase
Weight time used, Δ P (atm) indicate that the film two sides steam partial pressure calculated according to humidity and temperature is poor.Δ P: Δ P=S
(R1-R2) wherein, S (mm Hg) indicates that the saturated vapour pressure under experimental temperature, R1 (%) indicate the relative humidity in insulating box,
R2 (%) indicates the relative humidity inside beaker.
3. saturating rouge rate measuring method: first surveying the thickness of film to be measured.5mL edible oil is added in 10mLEP pipe, 4cm*4cm is used
Film to be measured sealing, weighing are balanced two days later in the insulating box of 25 DEG C and 75% humidity, are inverted on absorbent cotton.5 groups are set to put down
5d is stored in row experiment in insulating box, and every 12h weighs the gross weight of primary entire pipe, obtains data, and final results are averaged
And calculate standard deviation.
Last calculation formula are as follows:
P0=Δ W × d/S × t
In formula: P0 is saturating oily coefficient, gmm/ (m2·d)；Δ W is the mass change of EP pipe, g；D is film thickness, mm；S is
Nozzle membrane area, m2；T is to place number of days, and d, this experiment is 5d.
4. the measuring method of oxygen transmission rate:
Principle: with film to be measured sealing EP pipe, the peroxide value for being deposited in grease therein is calculated.The wherein peroxidating of grease
Value in acetic acid and isooctane solution, is reacted with liquor kalii iodide, is dripped with sodium thiosulfate standard solution with lipid solubilization to be measured
Surely the iodine that is precipitated indicates.Dissolved oxygen must not be contained in all reagents and water.Operation: first that film to be measured is wet in 25 DEG C and 75%
The thickness for surveying film two days later is balanced in the insulating box of degree.It takes the edible oil of about 20g in dimension shape bottle, selects even uniform zero defect
4cm*4cm film to be measured sealing.Sample is placed in climatic chamber, condition is set as 25 DEG C and 75% humidity, time 5
It.5 groups of parallel laboratory tests are set, and are compareed with preservative film.50mL acetic acid-isooctane solution is added in conical flask, is closed the lid
Son, which shakes to sample, to be dissolved.0.5mL saturated solution of potassium iodide is added, closeing the lid makes its reaction, and the time is 1 minute, in this phase
Between shake conical flask at least three times, immediately after be added 30mL distilled water.Above-mentioned solution is titrated with hypo solution, simultaneously
With vigorous agitation until yellow almost disappears, addition about 0.5mL starch solution continues to titrate, and when closing on terminal, constantly shakes
It releases all iodine from solvent layer, titrating solution to blue is added dropwise dropwise and disappears, as terminal.It calculates.
5. tensile strength measuring method:
Membrane sample is balanced 24 hours under 25 DEG C and 70% humidity, is then cut into rectangular section (7cm × 2.5cm).With
Fixture clamps film tape, and the measurement that the initial clamping spacing of progress is 50mm at room temperature and constant speed is 1mm/s is until rupture.
For each type of film, measurement is repeated at least seven times, and corresponding load-deformation curve is obtained in operating software.According to
Resulting load-deformation curve calculates each TS (MPa) and EAB (%) value, and takes its average value as experimental result, to not
Mechanical property with sample is compared, and finds out best factor.
TS=Fmax/S
EB (%)=100 × Δ L/L0
Wherein FmaxIt (N) is maximum load, S (m2) it is cross-sectional area.
Wherein L0(cm) be film strip initial length；Δ L (cm) is increased length before film tape is broken.
6. transparency measuring method:
Film to be measured is divided into rectangularity, is directly placed in spectrophotometer test cabinet, is control with air, test film exists
Light transmittance at 600nm.Each sample process is surveyed 6 times and is averaged and surveys standard deviation.
7. Antioxidative Activity Determination method:
(1) it removes ABTS free radical method: ABTs preparation of reagents: weighing 35mg ABTS and be settled to 10mL, weigh peroxy-disulfuric acid
Potassium 10mg is settled to 10mL, and two solution are mixed, and stands 12h under dark condition.Appropriate distilled water, which is added, dilutes mixed liquor, makes
Its absorbance at wavelength 734nm is 0.701.The sample liquid 2mL for taking different quality concentration is separately added into the prepared ABTS of 2mL
Reagent mixes solution, stands 1h under dark condition, and absorbance is measured at 734nm.
ABTS free radical scavenging activity/%=(1-A1/A2)×100
In formula: A1For 2mL sample liquid and 2mL ABTs solution absorbance；A2: for 2mL ABTS solution and 2mL distilled water extinction
Degree.
(2) DPPH removes organic free radical activity: configuration DPPH reaction solution 250mL.After DPPH is dissolved in 50% ethyl alcohol, with
50% ethyl alcohol is formulated as the solution of 60 μm of ol/L.Configuration reaction sample liquid: film 5*5cm to be measured is taken, in 50% ethanol solution of 200mL
It sufficiently impregnates and shakes up, filter, take 8mL in EP pipe, be configured to seven groups of solution of 2 times of concentration gradients.Measurement: 60 are stood at room temperature
Absorbance change is surveyed after minute.
Removing percentage=1- [(A of DPPH1-A2)/A0] × 100%, here A0For the DPPH (5.7mL not being loaded
50% ethyl alcohol of DPPH+0.3mL) absorbance, A1Absorbance after being reacted for sample with DPPH, A2For the blank (sample of sample
50% ethyl alcohol of 0.3mL+5.7mL) absorbance then use formula: [(the DPPH amount that clearance rate × reaction is added)/sample quality
(μ g)] various concentration tea polyphenols solution is acquired to the practical clearance rate of DPPH.
Embodiment 1
Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol etc. weighed according to the formula of 2%:1.5%:0.04%:2% standby
With.Kappa-carrageenan is dissolved in 90 DEG C of hot water heating stirring 30 minutes, glycerol is added；What addition was sufficiently dissolved with 40 DEG C of warm water
Tea polyphenols and sodium alginate continue heating stirring 1 hour.Manufactured mixed solution takes 15mL with after ultrasonic machine deaeration 3 minutes
Solution or so pours into the cleaned glass ware of 5cm*5cm.After allowing film substantially to form in an oven, soaked with low concentration calcium chloride solution
Bubble 10 minutes, discards surplus liquid.Finally film is put into be dried in 60 DEG C of baking ovens and be completely dried.
In the performance of film, manufactured edible film is measured with a thickness of 70mm, permeability rate is 0.810 × 10-4kg·mm(k·
Pa·h·m2), oxygen transmission rate is 0.750 × 10-14cm3Cm/ (sPa), dissolubility in the hot water, tensile strength 20.4 ×
10-4N/m2, transparency 234.After completing packaging, removing antioxidant activity with higher, ABTS Scavenging ability
IC50Value is 1.34mg/mL, DPPH free-radical scavenging activity IC50Value is 1.18mg/mL.
Embodiment 2
Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol etc. weighed according to the formula of 1%:1%:0.04%:1% standby
With.Kappa-carrageenan is dissolved in 90 DEG C of hot water heating stirring 30 minutes, glycerol is added；What addition was sufficiently dissolved with 40 DEG C of warm water
Tea polyphenols and sodium alginate continue heating stirring 1 hour.Manufactured mixed solution takes 15mL with after ultrasonic machine deaeration 3 minutes
The cleaned glass ware of 5cm*5cm is poured into left and right.After allowing film substantially to form in an oven, 10 are impregnated with low concentration calcium chloride solution
Minute, discard surplus liquid.Finally film is put into be dried in 60 DEG C of baking ovens and be completely dried.
In the performance of film, manufactured edible film is measured with a thickness of 58mm, permeability rate is 0.760 × 10-4kg·mm(k·
Pa·h·m2), oxygen transmission rate is 0.680 × 10-14cm3Cm/ (sPa), dissolubility in the hot water, tensile strength 21.5 ×
10-4N/m2, transparency 240.After completing packaging, removing antioxidant activity with higher, ABTS Scavenging ability
IC50Value is 1.24mg/mL, DPPH free-radical scavenging activity IC50Value is 1.08mg/mL.
Embodiment 3
Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol etc. weighed according to the formula of 1%:1.5%:0.02%:1% standby
With.- carragheen is dissolved in 90 DEG C of hot water heating stirring 30 minutes, glycerol is added；What addition was sufficiently dissolved with 40 DEG C of warm water
Tea polyphenols and sodium alginate continue heating stirring 1 hour.Manufactured mixed solution takes 15mL with after ultrasonic machine deaeration 3 minutes
The cleaned glass ware of 5cm*5cm is poured into left and right.After allowing film substantially to form in an oven, 10 are impregnated with low concentration calcium chloride solution
Minute, discard surplus liquid.Finally film is put into be dried in 60 DEG C of baking ovens and be completely dried.
In the performance of film, manufactured edible film is measured with a thickness of 50mm, permeability rate is 0.800 × 10-4kg·mm(k·
Pa·h·m2), oxygen transmission rate is 0.800 × 10-14cm3Cm/ (sPa), dissolubility in the hot water, tensile strength 23.5 ×
10-4N/m2, transparency 240.After completing packaging, removing antioxidant activity with higher, ABTS Scavenging ability
IC50Value is 1.44mg/mL, DPPH free-radical scavenging activity IC50Value is 1.38mg/mL.
Claims (6)
1. a kind of edible oxidation-resistant film of OK a karaoke club matrix containing tea polyphenols, it is characterised in that: raw material includes Kappa-Carraginan, alginic acid
Sodium, tea polyphenols, glycerol, the Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol weight ratio be 2:1.5:0.04:2.
2. the preparation method of the OK a karaoke club matrix edible oxidation-resistant film described in claim 1 containing tea polyphenols, it is characterised in that: packet
Include following steps:
Step 1, Kappa-Carraginan, sodium alginate, tea polyphenols, glycerol are weighed spare；
Step 2, by Kappa-Carraginan heating stirring soluble in water, glycerol is then added；
Step 3, into the solution of step 2 addition tea polyphenols and sodium alginate mixed solution, continue heating stirring；
Step 4, after mixed solution ultrasound deaeration step 3 obtained, molding die is poured into；
Step 5, it after the molding of the film of step 4, is crosslinked and is formed a film with calcium chloride solution；
Step 6, film step 5 obtained is dried, demoulding to get.
3. preparation method according to claim 2, it is characterised in that: the condition of heating stirring is 90 DEG C of heating in step 2
Stirring 30 minutes.
4. preparation method according to claim 2, it is characterised in that: the condition of heating stirring is 90 DEG C of heating in step 3
Stirring 1 hour.
5. preparation method according to claim 2, it is characterised in that: crosslinking time is 15 minutes in step 5.
6. preparation method according to claim 2, it is characterised in that: drying condition is 60 DEG C, 24 hours in step 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910019085.0A CN109734968A (en) | 2019-01-09 | 2019-01-09 | A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910019085.0A CN109734968A (en) | 2019-01-09 | 2019-01-09 | A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109734968A true CN109734968A (en) | 2019-05-10 |
Family
ID=66364062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910019085.0A Pending CN109734968A (en) | 2019-01-09 | 2019-01-09 | A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109734968A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423629A (en) * | 2020-04-17 | 2020-07-17 | 潘东 | Environment-friendly plant-based full-biodegradable film material |
| CN111991368A (en) * | 2020-09-11 | 2020-11-27 | 中国药科大学 | Preparation method of tea polyphenol coated soybean isolated white-quaternary ammonium salt chitosan microcapsule |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020779A (en) * | 2010-11-17 | 2011-04-20 | 河南工业大学 | Preparation method of edible anti-bacterial packaging film |
| CN104194354A (en) * | 2014-09-05 | 2014-12-10 | 山东省海洋生物研究院 | Edible biological preservative film and preparation method thereof |
| CN105273243A (en) * | 2015-10-21 | 2016-01-27 | 青岛佰众化工技术有限公司 | Biodegradable film and preparation method thereof |
| CN105315501A (en) * | 2015-10-21 | 2016-02-10 | 青岛佰众化工技术有限公司 | Food-grade degradable thin film and preparation method thereof |
| CN105646951A (en) * | 2016-03-03 | 2016-06-08 | 武汉市九合生物技术有限公司 | Method for preparing functional soluble and edible compound membranes |
| CN106854300A (en) * | 2016-12-02 | 2017-06-16 | 中国肉类食品综合研究中心 | A kind of poly-blended film and preparation method and application |
-
2019
- 2019-01-09 CN CN201910019085.0A patent/CN109734968A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102020779A (en) * | 2010-11-17 | 2011-04-20 | 河南工业大学 | Preparation method of edible anti-bacterial packaging film |
| CN104194354A (en) * | 2014-09-05 | 2014-12-10 | 山东省海洋生物研究院 | Edible biological preservative film and preparation method thereof |
| CN105273243A (en) * | 2015-10-21 | 2016-01-27 | 青岛佰众化工技术有限公司 | Biodegradable film and preparation method thereof |
| CN105315501A (en) * | 2015-10-21 | 2016-02-10 | 青岛佰众化工技术有限公司 | Food-grade degradable thin film and preparation method thereof |
| CN105646951A (en) * | 2016-03-03 | 2016-06-08 | 武汉市九合生物技术有限公司 | Method for preparing functional soluble and edible compound membranes |
| CN106854300A (en) * | 2016-12-02 | 2017-06-16 | 中国肉类食品综合研究中心 | A kind of poly-blended film and preparation method and application |
Non-Patent Citations (3)
| Title |
|---|
| LIXUEDOU 等: "Physical properties and antioxidant activity of gelatin-sodium alginate edible films with tea polyphenols", 《INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES》 * |
| 卞紫秀 等: "海藻酸钠与卡拉胶复合膜的制备及性能", 《塑料工业》 * |
| 雷甜甜: "肉用多功能可食性膜的制备、性能及应用研究", 《中国学位论文全文数据库》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111423629A (en) * | 2020-04-17 | 2020-07-17 | 潘东 | Environment-friendly plant-based full-biodegradable film material |
| CN111991368A (en) * | 2020-09-11 | 2020-11-27 | 中国药科大学 | Preparation method of tea polyphenol coated soybean isolated white-quaternary ammonium salt chitosan microcapsule |
| CN111991368B (en) * | 2020-09-11 | 2021-11-12 | 中国药科大学 | Preparation method of tea polyphenol coated soy protein isolate-quaternary ammonium salt chitosan microcapsule |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Ruan et al. | Preparation and antioxidant activity of sodium alginate and carboxymethyl cellulose edible films with epigallocatechin gallate | |
| Chen et al. | Development of moisture‐absorbing and antioxidant active packaging film based on poly (vinyl alcohol) incorporated with green tea extract and its effect on the quality of dried eel | |
| Wang et al. | Preparation and characterization of active films based on chitosan incorporated tea polyphenols | |
| Naghdi et al. | A starch-based pH-sensing and ammonia detector film containing betacyanin of paperflower for application in intelligent packaging of fish | |
| Bourtoom et al. | Preparation and properties of rice starch–chitosan blend biodegradable film | |
| CN105085998B (en) | Edibility condiment packaging bag and its preparation method and application | |
| Wang et al. | Physicochemical properties of chitosan films incorporated with honeysuckle flower extract for active food packaging | |
| CN106046402B (en) | A kind of edible packing membrane and preparation method thereof based on chitosan | |
| Pagella et al. | Characterization of starch based edible coatings | |
| Sahraee et al. | Development of emulsion films based on bovine gelatin‐nano chitin‐nano ZnO for cake packaging | |
| Chen et al. | Development and characterization of food packaging film from cellulose sulfate | |
| CN109734968A (en) | A kind of edible oxidation-resistant film of OK a karaoke club matrix and preparation method thereof containing tea polyphenols | |
| Wang et al. | Preparation and characterization of edible films composed of Dioscorea opposita Thunb. mucilage and starch | |
| WO2006013754A1 (en) | Oxygen detector sheet and oxygen detecting agent using the same, and method for manufacturing oxygen detector sheet | |
| CN110183739A (en) | A kind of degradable scleroglucan natural complex fresh-keeping film and the preparation method and application thereof | |
| CN102731844B (en) | Edible inulin composite packaging film, preparation method and application thereof | |
| Ju et al. | Simple microencapsulation of plant essential oil in porous starch granules: Adsorption kinetics and antibacterial activity evaluation | |
| CN107254182A (en) | Edible film is into film liquid and preparation method thereof and edible film and preparation method thereof | |
| CN106117577B (en) | A kind of curcumin/PVA/ tara gum NH3The preparation method of intelligent response film | |
| Muangrat et al. | Moisture sorption isotherm and changes in physico‐mechanical properties of films produced from waste flour and their application on preservation quality of fresh strawberry | |
| CN104892987A (en) | Modified cellulose edible film and preparation method thereof | |
| CN107722315A (en) | A kind of preparation technology and detection method of colored starch film | |
| CN109385100A (en) | A kind of preparation method of bean dregs dietary fiber edible packaging composite membrane | |
| CN106189277B (en) | A kind of preparation method and purposes of edible antimicrobial compound film | |
| CN105273243A (en) | Biodegradable film and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190510 |