CN101845155A - High-tensile strength platycodon edible film and preparation method thereof - Google Patents
High-tensile strength platycodon edible film and preparation method thereof Download PDFInfo
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- CN101845155A CN101845155A CN201010178420A CN201010178420A CN101845155A CN 101845155 A CN101845155 A CN 101845155A CN 201010178420 A CN201010178420 A CN 201010178420A CN 201010178420 A CN201010178420 A CN 201010178420A CN 101845155 A CN101845155 A CN 101845155A
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Abstract
The invention provides a high-tensile strength platycodon edible film and a preparation method thereof, and relates to a platycodon edible film product and a preparation method thereof. The preparation method of the high-tensile strength platycodon edible film comprises the following steps of: preparing moulding solution with 2.0%-3.0% (weight) of platycodon polysaccharide extractive, 2.5%-3.0% of sodium alga acid, 1.5%-2.0% of glycerol and 80-95% of dissolvent; stirring; degassing; paving a film; and drying to obtain the high-tensile strength platycodon edible film with 0.05-0.2mm. Specifically, the preparation technology of the high-tensile strength platycodon edible film comprises the following steps of: selecting the dried root of the platycodon; degreasing the smashed powder; extracting the polysaccharide extractive from the platycodon through a microwave auxiliary extraction method; separating the extracting liquid with an ultracentrifuge; concentrating with a vacuum rotary evaporator; drying in a freeze way with a vacuum freeze dryer to obtain freeze-drying powder of the platycodon polysaccharide extractive; matching the freeze-drying powder with proper amount of intensifier and plasticizer to prepare film liquid; stirring; degassing; paving a film; and drying to obtain the platycodon edible film with better tensile strength.
Description
Technical field
The present invention relates to a kind of platycodon edible film and preparation method thereof.
Background technology
Platycodon root polysaccharide is the composition that is rich in the balloonflower root rhizome, except that having the raise immunity that polysaccharide has, antitumor, the anti-ageing effect of waiting for a long time, also just have film forming characteristics, after adding associated materials, can produce the edible film that has than high-tensile.Can be applicable to packaging fields such as food, healthcare products, makeup, medicine, biochemical industry.
For having high-tensile platycodon edible film, can be widely used at present on food, medicine, healthcare products, the cosmetic package market, adopt the edible film of platycodon root polysaccharide preparation that higher tensile strength and edibility are arranged, it is boundless to be applied in the edible package market outlook.Though the research of present edible film is a lot, but research to edible film, be confined to several raw materials such as starch, chitosan, soybean protein more, make the development of edible edible film be subjected to the restriction of raw material type, hindered the exploitation of consumable film, and the made film of forefathers does not have effect preferably on tensile property, and Radix Platycodonis extract system film requires made film to have on the tensile property of film preferably through patent and breaks through.By advanced person's the preparation technology and the scientific matching of platycodon root polysaccharide and various auxiliary materials, prepared degradable, with low cost, pull resistance edible packaging film preferably, this also can improve the Application Areas and the utility value of balloonflower root.
Summary of the invention
, packaging character difference low for the tensile strength that solves common edible film and shotten problem the invention provides a kind of high-tensile strength platycodon edible film and preparation method thereof, can effectively improve the tension physical strength and the edibility of edible film.
A kind of high-tensile strength platycodon edible film forms molding solution by 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent, through making the high-tensile edible film of 0.05～0.2mm after stirring, the degassing, shop film, the drying.Per 100 gram high-tensile strength platycodon edible films contain platycodon root polysaccharide 2.16 grams.
A kind of high-tensile strength platycodon edible film prepares according to following steps:
1) preparation of platycodon root polysaccharide powder: choose exsiccant balloonflower root rhizome, pulverize, the ratio that with the solid-liquid ratio is 1g: 30mL～1g: 50mL adds the Platycodon Root and the aqueous solution respectively, after 400～500W microwave acts on 3～4min down behind the immersion 1h, 70 ℃ of water-bath 60min, obtain the platycodon root polysaccharide extraction liquid, carry out solid-liquid separation with the horizontal helical type whizzer with the speed of 1500～2000r/min, isolate extracting solution and residue, 45～55 ℃ of vacuum gyroscope concentrated extracting solutions, add 70%～90% long-pending ethanolic soln of triploid again in the extracting solution, pure hypostasis is separated, and vacuum lyophilization obtains the platycodon root polysaccharide powder.
2) with platycodon root polysaccharide powder and the sodium alginate of preparation and glycerine in proportion with solvent, ratio control is at 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent formation molding solution.The control stirring velocity is that 180～200r/min, a normal atmosphere vacuum outgas time are that 40～60min, shop film thickness are 0.05～0.2mm, is to be drying to obtain high-tensile strength platycodon edible film under 45 ℃ at drying temperature.
The present invention carries out scientific and reasonable compatibility with platycodon root polysaccharide and various auxiliary material, make and have high-tensile strength platycodon edible film, reached the good usability and the double effects of consumption, compared with other edible film product, the high-tensile strength platycodon edible film of the present invention's preparation has following advantage:
1. scientific formulation is reasonable: product of the present invention is made film in proportion with platycodon root polysaccharide and sodium alginate and glycerine.Can not only bring into play the film forming properties of platycodon root polysaccharide, and bring into play the nutrient health-care function of platycodon root polysaccharide, its security is also very high.
2. application range of products is wide.Prepared platycodon edible film can be applicable to packing and the fresh-keeping use in fields such as food, healthcare products, medicine, makeup, is fit to various safety and health requests than high product.
3. production technology of the present invention is simple, with low cost, economic benefit is good, is easy to promote.
4. the present invention adopts vacuum freeze drying technology, and operation is operation at low temperatures, keeps the effective active composition of platycodon root polysaccharide greatly, has improved the edibleness of platycodon edible film.
5. high-tensile strength platycodon edible film tensile strength is higher.The prepared high-tensile strength platycodon edible film tensile strength of the present invention can reach 8.65MP, is higher than existing edible film on the market far away, and the use properties of film is stronger, can satisfy certain food product pack requirement.
Embodiment
Embodiment one: in this embodiment, high-tensile strength platycodon edible film forms molding solution by 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent, through making the edible film of 0.05～0.2mm after stirring, the degassing, shop film, the drying.
Embodiment two: what this embodiment and embodiment one were different is: per 100 gram high-tensile strength platycodon edible films contain platycodon root polysaccharide 2.16 grams.Other is identical with embodiment one.
Embodiment three: in this embodiment, a kind of high-tensile strength platycodon edible film prepares according to the following steps:
1) preparation of platycodon root polysaccharide powder: choose exsiccant balloonflower root rhizome, pulverize, the ratio that with the solid-liquid ratio is 1g: 30mL～1g: 50mL adds the Platycodon Root and the aqueous solution respectively, after 400～500W microwave acts on 3～4min down behind the immersion 1h, 70 ℃ of water-bath 60min, obtain the platycodon root polysaccharide extraction liquid, carry out solid-liquid separation with the horizontal helical type whizzer with the speed of 1500～2000r/min, isolate extracting solution and residue, 45～55 ℃ of vacuum gyroscope concentrated extracting solutions, add 70%～90% long-pending ethanolic soln of triploid again in the extracting solution, pure hypostasis is separated, and vacuum lyophilization obtains the platycodon root polysaccharide powder.
2) with platycodon root polysaccharide powder and the sodium alginate of preparation and glycerine in proportion with solvent, ratio control is at 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent formation molding solution.The control stirring velocity is that 180～200r/min, a normal atmosphere vacuum outgas time are that 40～60min, shop film thickness are 0.05～0.2mm, is to be drying to obtain high-tensile strength platycodon edible film under 45 ℃ at drying temperature.
Embodiment four: a kind of high-tensile strength platycodon edible film forms molding solution by 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent in this embodiment, through making the edible film of 0.05～0.2mm after stirring, the degassing, shop film, the drying.And prepare according to following steps:
1) preparation of platycodon root polysaccharide powder: choose exsiccant balloonflower root rhizome, pulverize, the ratio that with the solid-liquid ratio is 1g: 30mL～1g: 50mL adds the Platycodon Root and the aqueous solution respectively, after 400～500W microwave acts on 3～4min down behind the immersion 1h, 70 ℃ of water-bath 60min, obtain the platycodon root polysaccharide extraction liquid, carry out solid-liquid separation with the horizontal helical type whizzer with the speed of 1500～2000r/min, isolate extracting solution and residue, 45～55 ℃ of vacuum gyroscope concentrated extracting solutions, add 70%～90% long-pending ethanolic soln of triploid again in the extracting solution, pure hypostasis is separated, and vacuum lyophilization obtains the platycodon root polysaccharide powder.
2) with platycodon root polysaccharide powder and the sodium alginate of preparation and glycerine in proportion with solvent, ratio control is at 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent formation molding solution.The control stirring velocity is that 180～200r/min, a normal atmosphere vacuum outgas time are that 40～60min, shop film thickness are 0.05～0.2mm, is to be drying to obtain high-tensile strength platycodon edible film under 45 ℃ at drying temperature.
Wherein, per 100 gram high-tensile strength platycodon edible films contain platycodon root polysaccharide 2.16 grams.
Embodiment five: big fruit sea-buckthorn compound fatigue-resistant powder is pressed massfraction by 2.16% platycodon root polysaccharide extract in this embodiment, and 2.66% sodium alginate and 1.88% glycerine and 93.4% pure water are made, and prepare according to following steps:
1) preparation of platycodon root polysaccharide powder: choose exsiccant balloonflower root rhizome, pulverizing, the ratio that with the solid-liquid ratio is 1g: 40mL adds the Platycodon Root and the aqueous solution respectively, after the 490W microwave acts on 4min down behind the immersion 1h, 70 ℃ of water-bath 60min, obtain the platycodon root polysaccharide extraction liquid, carry out solid-liquid separation with the horizontal helical type whizzer with the speed of 2000r/min, isolate extracting solution and residue, 45～55 ℃ of vacuum gyroscope concentrated extracting solutions, add 90% long-pending ethanolic soln of triploid again in the extracting solution, pure hypostasis is separated, and vacuum lyophilization obtains the platycodon root polysaccharide powder.
2) with platycodon root polysaccharide powder and the sodium alginate of preparation and glycerine in proportion with solvent, ratio control is at 2.16% platycodon root polysaccharide extract, 2.66% sodium alginate and 1.88% glycerine and 93.4% pure water formation molding solution.The control stirring velocity is that 200r/min, a normal atmosphere vacuum outgas time are that 50min, shop film thickness are 0.05～0.1mm, is to be drying to obtain high-tensile strength platycodon edible film under 45 ℃ at drying temperature.
Wherein, per 100 gram high-tensile strength platycodon edible films contain platycodon root polysaccharide 2.16 grams, have higher edibleness.The tensile strength of the prepared high-tensile strength platycodon edible film of the present invention is 8.45～8.65MPa, and tensile strength is higher, can satisfy packing of product requirement.
Claims (3)
1. high-tensile strength platycodon edible film, it is characterized in that high-tensile strength platycodon edible film forms molding solution by 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent, through making the high-tensile edible film of 0.05～0.2mm after stirring, the degassing, shop film, the drying.
2. a kind of high-tensile strength platycodon edible film according to claim 1 is characterized in that per 100 gram high-tensile strength platycodon edible films contain platycodon root polysaccharide 2.16 grams.
3. the preparation method of the described a kind of high-tensile strength platycodon edible film of claim 1 is characterized in that high-tensile strength platycodon edible film prepares according to the following steps:
1) preparation of platycodon root polysaccharide powder: choose exsiccant balloonflower root rhizome, pulverize, the ratio that with the solid-liquid ratio is 1g: 30mL～1g: 50mL adds the Platycodon Root and the aqueous solution respectively, after 400～500W microwave acts on 3～4min down behind the immersion 1h, 70 ℃ of water-bath 60min, obtain the platycodon root polysaccharide extraction liquid, carry out solid-liquid separation with the horizontal helical type whizzer with the speed of 1500～2000r/min, isolate extracting solution and residue, 45～55 ℃ of vacuum gyroscope concentrated extracting solutions, add 70%～90% long-pending ethanolic soln of triploid again in the extracting solution, pure hypostasis is separated, and vacuum lyophilization obtains the platycodon root polysaccharide powder.
2) with platycodon root polysaccharide powder and the sodium alginate of preparation and glycerine in proportion with solvent, ratio control is at 2.0%～3.0% (weight) platycodon root polysaccharide extract, 2.5%～3.0% sodium alginate, 1.5%～2.0% glycerine and 80%～95% solvent formation molding solution.The control stirring velocity is that 180～200r/min, a normal atmosphere vacuum outgas time are that 40～60min, shop film thickness are 0.05～0.2mm, is to be drying to obtain high-tensile strength platycodon edible film under 45 ℃ at drying temperature.
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| CN201010178420A CN101845155A (en) | 2010-05-21 | 2010-05-21 | High-tensile strength platycodon edible film and preparation method thereof |
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| CN201010178420A CN101845155A (en) | 2010-05-21 | 2010-05-21 | High-tensile strength platycodon edible film and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897407A (en) * | 2012-12-27 | 2014-07-02 | 辽宁阿里郎生物工程股份有限公司 | Anti-doze sea cucumber polypeptide edible film and preparation method thereof |
| CN106243398A (en) * | 2016-07-27 | 2016-12-21 | 四川农业大学 | A kind of the Herba Houttuyniae instant packaging film of Herba Coriandri edibility, flavor pack and preparation method thereof |
Citations (4)
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| JPH01265844A (en) * | 1988-04-16 | 1989-10-23 | Osaka Kagaku Gokin Kk | Mount for thermally molded starch food |
| JP2004248665A (en) * | 2002-12-26 | 2004-09-09 | Tsukioka:Kk | Edible film, method for producing the edible film and film containing the edible film |
| CN101023808A (en) * | 2006-02-22 | 2007-08-29 | 王振宇 | Edible fresh-keeping film using black agaric as raw material and preparing method |
| CN101096236A (en) * | 2007-07-05 | 2008-01-02 | 江南大学 | Preparation method for edible instant noodle auxiliary material packing bag |
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2010
- 2010-05-21 CN CN201010178420A patent/CN101845155A/en active Pending
Patent Citations (4)
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|---|---|---|---|---|
| JPH01265844A (en) * | 1988-04-16 | 1989-10-23 | Osaka Kagaku Gokin Kk | Mount for thermally molded starch food |
| JP2004248665A (en) * | 2002-12-26 | 2004-09-09 | Tsukioka:Kk | Edible film, method for producing the edible film and film containing the edible film |
| CN101023808A (en) * | 2006-02-22 | 2007-08-29 | 王振宇 | Edible fresh-keeping film using black agaric as raw material and preparing method |
| CN101096236A (en) * | 2007-07-05 | 2008-01-02 | 江南大学 | Preparation method for edible instant noodle auxiliary material packing bag |
Non-Patent Citations (1)
| Title |
|---|
| 王振宇等: "响应面优化桔梗多糖可食用复合膜的制备", 《化工进展》, vol. 29, no. 2, 5 February 2010 (2010-02-05) * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897407A (en) * | 2012-12-27 | 2014-07-02 | 辽宁阿里郎生物工程股份有限公司 | Anti-doze sea cucumber polypeptide edible film and preparation method thereof |
| CN103897407B (en) * | 2012-12-27 | 2016-01-20 | 辽宁阿里郎生物工程股份有限公司 | A kind of anti-drowsy sea cucumber polypeptide edible film and preparation method thereof |
| CN106243398A (en) * | 2016-07-27 | 2016-12-21 | 四川农业大学 | A kind of the Herba Houttuyniae instant packaging film of Herba Coriandri edibility, flavor pack and preparation method thereof |
| CN106243398B (en) * | 2016-07-27 | 2018-11-30 | 四川农业大学 | A kind of instant packaging film of folding basal part of the ear caraway edibility, flavor pack and preparation method thereof |
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Application publication date: 20100929 |