CN106142268B - A kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf - Google Patents

A kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf Download PDF

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CN106142268B
CN106142268B CN201610516560.1A CN201610516560A CN106142268B CN 106142268 B CN106142268 B CN 106142268B CN 201610516560 A CN201610516560 A CN 201610516560A CN 106142268 B CN106142268 B CN 106142268B
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leaves
rice
blade
pudding leaf
dendrocalamus latiflorus
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CN106142268A (en
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李彬
童龙
陈丽洁
耿养会
谢锦忠
张玮
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CHONGQING ACADEMY OF FORESTRY
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CHONGQING ACADEMY OF FORESTRY
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K9/00—Chemical or physical treatment of reed, straw, or similar material
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/03—Electric current
    • A61L2/035—Electrolysis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/34—Organic impregnating agents
    • B27K3/343—Heterocyclic compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
    • B27K5/0005—Cryogenic treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
    • B27K5/0015—Treating of wood not provided for in groups B27K1/00, B27K3/00 by electric means
    • B27K5/002—Electric discharges, plasma
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/42—Applications of coated or impregnated materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D105/00—Coating compositions based on polysaccharides or on their derivatives, not provided for in groups C09D101/00 or C09D103/00
    • C09D105/08—Chitin; Chondroitin sulfate; Hyaluronic acid; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D2203/00—Other substrates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2565/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D2565/38—Packaging materials of special type or form
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract

The invention discloses a kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf, use Leaves of Dendrocalamus Latiflorus for rice-pudding leaf rapidoprint, technological process includes：Leaves of Dendrocalamus Latiflorus harvesting-green keeping agent, which protect green lands-is sorted, folded dry-comes out of the stove-a superfreeze processing-moisture regain；Wherein, the technique of protecting green lands is that blade is placed in sodium copper chlorophyllin to soak 20min, then blade is put into electrochemical appliance carries out electrochemical treatments.The present invention can supplement rice-pudding leaf resource using Leaves of Dendrocalamus Latiflorus, alleviate imbalance between supply and demand, while being protected green lands using sodium copper chlorophyllin to rice-pudding leaf, it is to avoid food-safety problem, and the mode of Applied Electrochemistry promotes the generation reacted.

Description

A kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf
Technical field
The present invention relates to forestry products processing technique field, more particularly to a kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf.
Background technology
Rice-pudding leaf is to make one of " Zongzi " essential material.Rice-pudding leaf is various in style, typically with reed Leaves, indocalamus leaf, chopsticks Leaf, lotus leaf, bamboo shell etc. process for raw material, wherein being grown on the middle and lower reach of Yangtze River obtains indicalamus leaf, by its blade face is roomy, matter The features such as ground is thin, pliability is good, smell is aromatic, it is most popular, obtained as the large of rice-pudding leaf, thus in food processing enterprises It is widely applied.
However, the growth consumed with people to Zongzi, supply falls short of demand already for rice-pudding leaf, and correlation study is shown, domestic Zongzi The production capacity amplification 25% or so of industry recent years, while also a large amount of rice-pudding leafs will sell to Japan, South Korea, Southeast Asia and Chinese platform The areas such as gulf, and as packaging product-rice-pudding leaf of Zongzi, its processing amount but only has 10% or so growth, it is therefore, single Pure dependence indicalamus leaf has been difficult to meet the market demand, and supplement rice-pudding leaf resource, which finds substitute, turns into urgent problem to be solved.
On the other hand, existing rice-pudding leaf in process for ensure rice-pudding leaf green in color, it is necessary to using industrial cupric sulfate or The color stabilizers such as copper chloride soak fresh leaf can be detrimental to health after guarantor's color, food.
In addition, Zongzi often occurs that glutinous rice is difficult to separate with rice-pudding leaf when practicality, in addition occur that rice-pudding is fallen into can not Keep together, be dispersed in whole rice-pudding leaf, cause to be inconvenient to eat and lose the sunken mouthfeel of rice-pudding.
The content of the invention
In view of this, it is an object of the invention to provide a kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf, rice-pudding leaf can be overcome Protect green lands and cause food-safety problem and less efficient defect of protecting green lands.
The present invention solves above-mentioned technical problem by following technological means：
A kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf, this method comprises the following steps：
S1：Growth period is plucked in 30d, blade is ripe but not yet forms the young leaves of obvious wax coat, cleans standby.
What is reached has the technical effect that, sinocalamus latiflorus is that south China cultivates one of most wide bamboo kind, and economic value is high, purposes is wide General, growth cycle is short and is easy to cultivation.Its leaf of bamboo meat is generous, and smell fragrance spread, and contains a large amount of active matters beneficial to human body Matter, including flavones phenolic acid class, bioactive polysaccharide, amino acid peptides, Anthraquinones, terpene lactone etc., wherein phenolic acid compound, Anthraquinone analog compound, terpene lactone and alkaloid etc. suffer from stronger restraining and sterilizing bacteria effect.Leaves of Dendrocalamus Latiflorus can turn into rice-pudding leaf One of material.The growth period of Leaves of Dendrocalamus Latiflorus basic growth and maturity in 30d, its nutritional ingredient accumulation is preferable, containing a large amount of right The compositions such as the beneficial flavones of human body, Tea Polyphenols, several amino acids.
S2：Cleaned blade is placed in green keeping agent, 20min is soaked under normal temperature condition, green keeping agent is copper chlorophyll Sodium salt；The use of green keeping agent immersion is to make the Cu in sodium copper chlorophyllin2+Penetrate into leaf tissue and replace magnesium in chlorophyll from Son, forms sufficiently stable copper chlorophyll, it is possible to keep the bud green of blade.
S3：Blade is put into electrochemical appliance, the anode of electrochemical appliance is CNT, and negative electrode is copper net electrode, Pole plate spacing is 3-4cm, and electrolyte is sodium copper chlorophyllin, and voltage is 4-5V, and current density is 100-200A/cm2, during processing Between be 10-20min.
What is reached is had the technical effect that, Leaves of Dendrocalamus Latiflorus is placed in electrolytic cell, and electrode pair is inserted into electrolytic cell, in electrode pair Potential difference is produced in upper application direct current electric forming DC electric field, electrolyte, accelerates the movement rate of electronics, so that reaction speed Rate increases, and accelerates reaction rate, the Cu of sodium copper chlorophyllin2+With in blade magnesium ion migration velocity accelerate, accelerate copper from The course of reaction of magnesium ion, in addition, electrolysis has effects that sterilization, can kill the bacterium in rice-pudding leaf in son substitution chlorophyll；Leaf The green international relevant health organizations of plain copper sodium Yi Bei are ratified to be used for food, are also the edible natural color that China's approval allows to use Element, has been included in Chinese GB2760-1996《Food additives use sanitary standard》In, food additives, change are made in extensive use The fields such as cosmetic additive, food color, medicine.Pole plate spacing can change interelectrode resistance, and pole plate spacing is in 3-4cm When, current efficiency is higher, electrolysis energy consumption is smaller, and tank voltage is suitable；Control electric current density is 100-200A/cm2If electric current is close Spend ambassador's anode be more easy to passivation and energy consumption is higher, current strength is too small, and electrolytic efficiency is relatively low.
S4：The blade handled is subjected to go-on-go according to processing criterion, then qualified leaf is entered according to every 40-50 for one Folded of row is tied up.
S5：Leaves of Dendrocalamus Latiflorus by folded handle is inserted low-temperature treatment is carried out in jelly storehouse, processing time is 12h, treatment temperature for- 17 DEG C~-19 DEG C；The color and nutritional ingredient of the best preservation Leaves of Dendrocalamus Latiflorus of low-temperature treatment energy, and make the rehydration of rice-pudding leaf It is stronger.
S6：Leaves of Dendrocalamus Latiflorus Jing Guo low-temperature treatment is gone into drying room to be baked, 55 DEG C -60 DEG C of constant temperature is kept in drying room, Baking time is 20-24h, sinocalamus latiflorus leaf water content is kept 3%~5%.
S7：Leaves of Dendrocalamus Latiflorus after drying is got damp again 4-5h naturally, then sprayed water, the water content for making Leaves of Dendrocalamus Latiflorus is 14%~17%, Packed after placing 20-24 hours again.Moisture regain can strengthen the toughness of rice-pudding leaf, non-breakable.
Further, in step s3, pH4-5 is kept in electrolytic process, temperature control is at 40-50 DEG C.The pH of electrolyte should It is maintained in the range of 4-5, Cu can be realized in acid condition2+And Mg2+Exchange, but when electrolyte ph is too small, solution The middle side reaction for occurring liberation of hydrogen, current efficiency is relatively low, bath resistance increase, causes tank voltage rise, power consumption increase；Temperature should Control is at 40-50 DEG C, when temperature is slightly above room temperature, as temperature rise can improve Cu in solution2+And Mg2+At interface With the diffusion coefficient of diffusion layer, reduce the thickness of diffusion layer, accelerate migration of the ion to electrode surface, molecular motion aggravation makes Reaction rate increase, the concentration polarization of electrolyte can be reduced again prevents anodic passivity, can effectively reduce to electrochemical cathode Impedance, improves the electrical conductivity of electrolyte, improves electrolytic efficiency and reduces energy consumption.
Further, in step s3, the negative electrode is to utilize ordered mesopore carbon-chitosan-modified electrode to copper mesh, sun Extremely use the multi-walled carbon nanotube of beta-cyclodextrin modified.
Arrive copper net electrode with ordered mesopore carbon-chitosan-modified, be because ordered mesopore carbon there is good electric conductivity, can Promote electron transmission, improve the speed of reaction, chitosan is greatly improved selectivity and the sensitivity of electrode reaction；Many wall carbon are received Mitron, with big specific surface area and more avtive spot, it is possible to increase the redox active of electrode, uses beta-schardinger dextrin Modifying multiwall carbon nano-tube, modified electrode has a selectivity good, sensitivity is high, electrochemical stability is good and strong antijamming capability etc. Advantage, shows superior electric conductivity.
Further, it is further comprising the steps of in step s3, blade is taken out from electrochemical appliance, and in blade side Surface uniformly sprays one layer of edible film, and its thickness control is stored for future use after 30~50um, natural air drying, and edible film is by weight Counting part includes following component：10~20 parts of soybean protein isolate, 10~20 parts of chitosan, 1~2 part of glycerine, glutamine turns ammonia 1~2 part of enzyme, 0.5~1 part of vitamin C.
What is reached has the technical effect that, edible film sticks to the surface of rice-pudding leaf, and its effect can mitigate Zongzi filling and rice-pudding leaf Viscous stickiness, just can easily peel rice-pudding leaf, fillings is hardly sticked in rice-pudding leaf very much when Zongzi is eaten, in addition, food Antibacterial bacteriostatic is also acted as with film, the effect that the ductility of rice-pudding leaf avoids rice-pudding leaf from crimping can be improved in follow-up drying and processing.Food Soybean protein isolate, chitosan, glycerine, glutamine transaminage, vitamin C are included with the composition of film, wherein, soybean separation protein There is substantial amounts of hydrogen bond, hydrophobic bond, ionic bond etc. in white molecule, be for doing albumen edible film with preferable film forming characteristics One of conventional matrix；Chitosan has good film forming, permeability and antibiotic property, chitosan and soybean separation protein in itself White combination can change the water-insoluble of edible film, improve the mechanical strength of edible film so that edible film is at follow-up low temperature Rehydration before reason, high temperature drying, bag Zongzi is all not susceptible to fracture, while playing a part of adhesive, makes edible film firm Stick in rice-pudding leaf；Glycerine can make edible film become more soft as plasticizer；Glutamine transaminage is used as protein-crosslinking agent Soybean protein molecule cross-link effect can be strengthened, edible film gelling performance is all improved, and film surface is smooth, transparent, quality It is tougher；Vitamin C is used to reduce the hardness of edible film, not influence the flexibility of rice-pudding leaf when bag Zongzi；It is such a compound Film is water insoluble, and tensile strength is high, does not interfere with other steps of rice-pudding leaf processing, while nor affecting on rice-pudding leaf rehydration and Zongzi Processing.
Further, before spraying edible film, mesh sheet is placed on blade surface, then again to spraying edible film on blade, Mesh in the mesh sheet is uniformly distributed, and mesh is nanoscale., need to be in leaf when spraying edible film using the technology of silk-screen printing Upper net plate is padded on piece, effect is that the edible film of spraying carries mesh, and it is sunken that mesh can make the fragrance of rice-pudding leaf preferably spill into rice-pudding In.
Further, in the step s 7, water spray is using ultrasonic humidifier processing, and the water of the interior injection of humidifier is deionization Water.The operation principle of ultrasonic humidifier is to convert water to uniform water smoke by ultrasonic activation, and water smoke is discharged to moisture regain In space, so as to raise the relative humidity in space, water smoke falls on rice-pudding leaf surface and then reaches the purpose of rice-pudding leaf moisture regain, ultrasonic wave The speed of humidifier lifting moisture regain space relative humidity is fast and cycle balance, can avoid the broken of rice-pudding leaf.
Beneficial effects of the present invention：(1) by the use of Leaves of Dendrocalamus Latiflorus as the raw material of rice-pudding leaf rice-pudding leaf, rice-pudding leaf money can largely be supplemented Source, alleviates the demand and supply contraction；(2) rice-pudding leaf is protected green lands using sodium copper chlorophyllin, it is to avoid food-safety problem, and applied Electrolysis promotes the generation of reaction, in addition, electrolysis has effects that sterilization, can kill the bacterium in rice-pudding leaf；(3) applied on rice-pudding leaf surface One layer of edible film can slow down the sunken adhesion to rice-pudding leaf of rice-pudding, fall into rice-pudding and be easily peeled off with rice-pudding leaf, meanwhile, edible film also acts as antibacterial Effect antibacterial, that rice-pudding leaf can be avoided in follow-up drying and processing to crimp；(4) step of moisture regain is added in rice-pudding leaf process Suddenly, moisture regain can strengthen the toughness of rice-pudding leaf, not easily broken.
Embodiment
Below with reference to accompanying drawing, the present invention is described in detail：
Embodiment 1
A kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf, uses Leaves of Dendrocalamus Latiflorus for rapidoprint, technological process includes：Leaves of Dendrocalamus Latiflorus Harvesting-green keeping agent protect green lands-sprays that edible film-sorting is folded dry-to come out of the stove-a superfreeze processing-moisture regain.
Leaves of Dendrocalamus Latiflorus is plucked：Growth period is plucked in 30d, blade is ripe but not yet forms the young leaves of obvious wax coat, its leaf Shape is substantially complete, without it is withered and yellow, be not less than without small holes caused by worms, immaculate, smokeless sooty mould, strong but pliable in texture flexible, blade face the widest part 8cm, Wide director's 1cm degree is not shorter than the fresh leaf of 38cm peak green under petiole to blade tip；It is standby after being cleaned to the blade chosen.
Green keeping agent is protected green lands：Cleaned blade is placed in green keeping agent, 20min is soaked under normal temperature condition, green keeping agent is Sodium copper chlorophyllin；Then blade is put into electrochemical appliance, the anode of electrochemical appliance is many of use beta-cyclodextrin modified Wall carbon nano tube, negative electrode is that sequence mesoporous carbon-chitosan-modified arrives copper net electrode, and pole plate spacing is 3cm, and electrolyte is copper chlorophyll Sodium salt, voltage is 4V, and current density is 100A/cm2, pH4 is kept, temperature control is at 40 DEG C, and processing time is 10min.
Spray edible film：Blade is taken out from electrochemical appliance, and mesh sheet, Ran Houzai are placed on the side surface of blade one Mesh on to blade in one layer of edible film of even application, the mesh sheet is uniformly distributed, and mesh is nanoscale, the thickness of edible film Control is stored for future use after 30um, natural air drying, and edible film part by weight includes following component：10 parts of soybean protein isolate, 10 parts of chitosan, 1 part of glycerine, glutamine transaminage 1,0.5 part of vitamin C.
The folded handle of sorting：By the Leaves of Dendrocalamus Latiflorus for having sprayed edible film according to rice-pudding leaf processing criterion progress go-on-go, reject and do not meet The blade that level is required, then by qualified leaf according to every 40 be one folded tying up carrying out.
Superfreeze processing：Leaves of Dendrocalamus Latiflorus one by folded handle is stacked one to be close to and is put into storage basket, Ran Houzhuan It is transported in jelly storehouse and carries out low-temperature treatment, processing time is 12h, design temperature is -17 DEG C.
Drying:Fresh Leaves of Dendrocalamus Latiflorus Jing Guo low-temperature treatment is fitted into the baking oven of drying room or hand-held basketwork brazier with elevator, one one Being close to, put using vertical or side formula；Load the baking oven of drying room or dry blue 5 layers of arrangement from bottom to top；Ensure hot blast from bottom to On penetrate and passed through with by side is parallel.75 DEG C of hot dry winds for being produced outdoor heating system by the pipeline that generates heat send into drying room bottom Heat is conveyed to the Leaves of Dendrocalamus Latiflorus to be dried, then damp and hot wind is discharged from drying room top hydrofuge ventilating opening, while being visited using humiture Head in real time collection drying room in humiture and according to humiture situation of change electrical appliance control device automatically control air inlet size from And 55 DEG C in drying room of constant temperature is kept, baking time is 24h, sinocalamus latiflorus leaf water content is kept 4%.
Come out of the stove moisture regain:Because the sinocalamus latiflorus leaf water content after baking is very low, easily crush, it is difficult to preserve, transport, must be by inhaling Wet moisture regain reaches that water content is 15%；The skylight of drying room, hole in the ground and observation window are opened first, made in Leaves of Dendrocalamus Latiflorus absorption air Moisture gets damp again 4h naturally, then is transported to place of spacious factory building accumulation factory and places, and is such as air-dried, when indoor humidity is inadequate, use The water that ultrasonic humidifier carries out injection in humidification process, humidifier is deionized water, to increase humidity, treats that Leaves of Dendrocalamus Latiflorus moisture regain is suitable Degree, can untie strap, make the moisture regain of every bundle Leaves of Dendrocalamus Latiflorus uniform, place 24 hours.
Embodiment 2
Green keeping agent is protected green lands：Cleaned blade is placed in green keeping agent, 20min is soaked under normal temperature condition, green keeping agent is Sodium copper chlorophyllin；Then blade is put into electrochemical appliance, the anode of electrochemical appliance is many of use beta-cyclodextrin modified Wall carbon nano tube, negative electrode is that sequence mesoporous carbon-chitosan-modified arrives copper net electrode, and pole plate spacing is 4cm, and electrolyte is copper chlorophyll Sodium salt, voltage is 5V, and current density is 200A/cm2, it is 5 to keep pH, and temperature control is at 50 DEG C, and processing time is 20min.
Spray edible film：Blade is taken out from electrochemical appliance, and mesh sheet, Ran Houzai are placed on the side surface of blade one Mesh on to blade in one layer of edible film of even application, the mesh sheet is uniformly distributed, and mesh is nanoscale, the thickness of edible film Control is stored for future use after 50um, natural air drying, and edible film part by weight includes following component：20 parts of soybean protein isolate, 20 parts of chitosan, 2 parts of glycerine, 2 parts of glutamine transaminage, 1 part of vitamin C.
Embodiment 3
Green keeping agent is protected green lands：Cleaned blade is placed in green keeping agent, 20min is soaked under normal temperature condition, green keeping agent is Sodium copper chlorophyllin；Then blade is put into electrochemical appliance, the anode of electrochemical appliance is many of use beta-cyclodextrin modified Wall carbon nano tube, negative electrode is that sequence mesoporous carbon-chitosan-modified arrives copper net electrode, and pole plate spacing is 3.5cm, and electrolyte is chlorophyll Copper sodium, voltage is 4V, and current density is 150A/cm2, pH4 is kept, temperature control is at 45 DEG C, and processing time is 15min.
Spray edible film：Blade is taken out from electrochemical appliance, and mesh sheet, Ran Houzai are placed on the side surface of blade one Mesh on to blade in one layer of edible film of even application, the mesh sheet is uniformly distributed, and mesh is nanoscale, the thickness of edible film Control is stored for future use after 40um, natural air drying, and edible film part by weight includes following component：15 parts of soybean protein isolate, 15 parts of chitosan, 1 part of glycerine, 1 part of glutamine transaminage, 0.5 part of vitamin C.
The above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferred embodiment to this hair It is bright to be described in detail, it will be understood by those within the art that, technical scheme can be modified Or equivalent substitution, without departing from the objective and scope of technical solution of the present invention, it all should cover the claim in the present invention Among scope.

Claims (6)

1. a kind of method that utilization Leaves of Dendrocalamus Latiflorus processes rice-pudding leaf, it is characterised in that this method comprises the following steps：
S1：Growth period is plucked in 30d, blade is ripe but not yet forms the young leaves of obvious wax coat, cleans standby；
S2：Cleaned blade is placed in green keeping agent, 20min is soaked under normal temperature condition, green keeping agent is sodium copper chlorophyllin；
S3：Blade is put into electrochemical appliance, the anode of electrochemical appliance is CNT, and negative electrode is copper net electrode, pole plate Spacing is 3-4cm, and electrolyte is sodium copper chlorophyllin, and voltage is 4-5V, and current density is 100-200A/cm2, processing time is 10-20min；
S4：The blade handled is subjected to go-on-go according to processing criterion, then by qualified leaf according to every 40-50 for one being folded Tying up；
S5：Leaves of Dendrocalamus Latiflorus by folded handle is inserted low-temperature treatment is carried out in jelly storehouse, processing time is 12h, and treatment temperature is -17 DEG C ~-19 DEG C；
S6：Leaves of Dendrocalamus Latiflorus Jing Guo low-temperature treatment is gone into drying room to be baked, 55 DEG C -60 DEG C of constant temperature, baking are kept in drying room Time is 20-24h, sinocalamus latiflorus leaf water content is kept 3%~5%；
S7：Leaves of Dendrocalamus Latiflorus after drying is got damp again 4-5h naturally, then sprayed water, the water content for making Leaves of Dendrocalamus Latiflorus is 14%~17%, then is put Packed after putting 20-24 hours.
2. the method that a kind of utilization Leaves of Dendrocalamus Latiflorus according to claim 1 processes rice-pudding leaf, it is characterised in that：In step s3, PH4-5 is kept, temperature control is at 40-50 DEG C.
3. the method that a kind of utilization Leaves of Dendrocalamus Latiflorus according to claim 1 processes rice-pudding leaf, it is characterised in that：In step s3, The negative electrode is to utilize ordered mesopore carbon-chitosan-modified electrode to copper mesh, and anode is many wall carbon with beta-cyclodextrin modified Nanotube.
4. the method that a kind of utilization Leaves of Dendrocalamus Latiflorus according to claim 1 processes rice-pudding leaf, it is characterised in that：In step s3 also Comprise the following steps, blade is taken out from electrochemical appliance, and one layer of edible film is uniformly sprayed in the side surface of blade one, its Thickness control is stored for future use at 30~50 μm after natural air drying, and edible film part by weight includes following component：Soybean separation protein White 10~20 parts, 10~20 parts of chitosan, 1~2 part of glycerine, 1~2 part of glutamine transaminage, 0.5~1 part of vitamin C.
5. the method that a kind of utilization Leaves of Dendrocalamus Latiflorus according to claim 4 processes rice-pudding leaf, it is characterised in that：In spraying edible film Before, mesh sheet is placed on blade surface, is then uniformly distributed again to spraying the mesh in edible film, the mesh sheet on blade, net Hole is nanoscale.
6. the method that a kind of utilization Leaves of Dendrocalamus Latiflorus according to claim 1 processes rice-pudding leaf, it is characterised in that：In the step s 7, Water spray is using ultrasonic humidifier processing, and the water of the interior injection of humidifier is deionized water.
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