CN106336644A - Natural anticorrosive degradable food packaging bag and production method thereof - Google Patents
Natural anticorrosive degradable food packaging bag and production method thereof Download PDFInfo
- Publication number
- CN106336644A CN106336644A CN201610220142.8A CN201610220142A CN106336644A CN 106336644 A CN106336644 A CN 106336644A CN 201610220142 A CN201610220142 A CN 201610220142A CN 106336644 A CN106336644 A CN 106336644A
- Authority
- CN
- China
- Prior art keywords
- parts
- raw material
- packaging bag
- food packaging
- area
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
- C08L71/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C08L71/14—Furfuryl alcohol polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- 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
- B65D65/46—Applications of disintegrable, dissolvable or edible materials
- B65D65/466—Bio- or photodegradable packaging materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Fats And Perfumes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a natural anticorrosive degradable food packaging bag and a production method thereof. The packaging bag comprises, by weight, 8-25 parts of pentanediol, 8-20 parts of husk powder, 0.5-5 parts of zinc gluconate, 8-20 parts of mannitol, 1-7 parts of plant oil, 0.1-1 part of an antioxidant, 8-18 parts of ammonia water, 15-35 parts of anhydrous ethanol, 1-7 parts of lithium hydroxide, 12-28 parts of oxalic acid, 10-20 parts of furfuryl alcohol resin, 2-7 parts of a plasticizer, 5-15 parts of polytetrafluoroethylene plastic, 5-15 parts of polyethylene, 1-8 parts of silicon oxide powder and 1-5 parts of an organosilicon mold release agent. The production method comprises the following steps: mixing all above raw materials, carrying out extruding granulation, cooling obtained granules, crushing the cooled granules, and carrying out film blowing to obtain the food packaging bag. Materials adopted by the degradable food packaging bag are harmless to environment, can be degraded, and are green and environmentally-friendly. The food packaging bag has high corrosion resistance, and has extremely high corrosion resistance to strong acids, strong alkalis and strong oxides; and the cost of the food packaging bag is lower than that of general materials, so the food packaging bag disclosed in the invention is especially suitable for industrial production.
Description
Technical field
The present invention relates to field of packaging material, degradable food pack of specifically a kind of natural anticorrosion and preparation method thereof.
Background technology
With industrial continuous development, plastics are increasingly widely applied.Polyethylene, polypropylene, ptt polyester, abs etc. are a large amount of to be used in industries such as water-saving irrigation, building, indoor decoration, furniture, electric power, transports.Current food pack material includes papery, plastics etc., and in order to keep food hygiene, food pack is all sealing, and such guarantee food is not contaminated in transport and sales process.But present packaging material for food pollution is increasingly serious, endangers environment for human survival, therefore, development degradation material meets ecodevelopment needs.There is the great market demand.The major parts such as the polybag using currently on the market are made up of polypropylene, pollute environment；The material of research and development disposable degradable, very urgently.
Content of the invention
It is an object of the invention to provide a kind of environmental sound, environmental protection, the degradable food pack of natural anticorrosion of low cost and preparation method thereof, to solve the problems, such as to propose in above-mentioned background technology.
For achieving the above object, the following technical scheme of present invention offer:
A kind of degradable food pack of natural anticorrosion, includes following raw material: pentanediol 8-25 part, rice husk powder 8-20 part, zinc gluconate 0.5-5 part, mannitol 8-20 part, vegetable oil 1-7 part, antioxidant 0.1-1 part, ammoniacal liquor 8-18 part, absolute ethyl alcohol 15-35 part, lithium hydroxide 1-7 part, ethanedioic acid 12-28 part, furfuryl alcohol resin 10-20 part, plasticizer 2-7 part, polytetrafluoroethylene (PTFE) plastic cement 5-15 part, polyethylene 5-15 part, silica powder 1-8 part, silicone release 1-5 part by weight.
As the further scheme of the present invention: the degradable food pack of described natural anticorrosion, include following raw material: pentanediol 10-20 part, rice husk powder 10-15 part, zinc gluconate 1-2 part, mannitol 10-15 part, vegetable oil 3-5 part, antioxidant 0.1-0.5 part, ammoniacal liquor 11-16 part, absolute ethyl alcohol 20-30 part, lithium hydroxide 3-5 part, ethanedioic acid 15-25 part, furfuryl alcohol resin 13-15 part, plasticizer 3-5 part, polytetrafluoroethylene (PTFE) plastic cement 9-14 part, polyethylene 8-13 part, silica powder 2-6 part, silicone release 2-4 part by weight.
As the further scheme of the present invention: the degradable food pack of described natural anticorrosion, include following raw material: pentanediol 12-18 part, rice husk powder 11-14 part, zinc gluconate 1-2 part, mannitol 11-14 part, vegetable oil 3-5 part, antioxidant 0.1-0.5 part, ammoniacal liquor 12-15 part, absolute ethyl alcohol 22-28 part, lithium hydroxide 3-5 part, ethanedioic acid 18-22 part, furfuryl alcohol resin 13-15 part, plasticizer 3-5 part, polytetrafluoroethylene (PTFE) plastic cement 10-12 part, polyethylene 10-12 part, silica powder 3-5 part, silicone release 2-4 part by weight.
The preparation method of the degradable food pack of described natural anticorrosion, comprises the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 24-48h, and make fully to mix between each raw material；
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 40-120 DEG C, two area's temperature: 70-140 DEG C, screw speed: 50-300rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material；
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 0.2-5mm after the pellet of extruder grain is sufficiently cool；
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 40-95 DEG C of machine barrel one area, 95-145 DEG C of machine barrel 2nd area, 100-155 DEG C of machine barrel 3rd area, 125-160 DEG C of connected body, 100-160 DEG C of head temperature, engine speed: 50-300rpm, upper traction 20-100rpm.
Compared with prior art, the invention has the beneficial effects as follows:
Degradable food packaging material of the present invention, the material environmental sound that it is taken, can degrade, environmental protection.The present invention carries corrosion resistance by force, and this material all has extremely strong corrosion resistance to strong acid, highly basic and Strong oxdiative thing, in addition, the more general material of the cost of the present invention is all low, is particularly suitable for industrialized production.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, broadly fall into the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 8 parts of pentanediol, 8 parts of rice husk powder, 0.5 part of zinc gluconate, 8 parts of mannitol, 1 part of vegetable oil, 0.1 part of antioxidant, 8 parts of ammoniacal liquor, 15 parts of absolute ethyl alcohol, 1 part of lithium hydroxide, 12 parts of ethanedioic acid, 10 parts of furfuryl alcohol resin, 2 parts of plasticizer, 5 parts of polytetrafluoroethylene (PTFE) plastic cement, 5 parts of polyethylene, 1 part of silica powder, 1 part of silicone release by weight.
The preparation method of the degradable food pack of described natural anticorrosion, comprises the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 24h, and make fully to mix between each raw material.
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 40 DEG C, two area's temperature: 70 DEG C, screw speed: 50rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material.
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 0.2mm after the pellet of extruder grain is sufficiently cool.
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 40 DEG C of machine barrel one area, 95 DEG C of machine barrel 2nd area, 100 DEG C of machine barrel 3rd area, 125 DEG C of connected body, 100 DEG C of head temperature, engine speed: 50rpm, upper traction 20rpm.
Embodiment 2
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 25 parts of pentanediol, 20 parts of rice husk powder, 5 parts of zinc gluconate, 20 parts of mannitol, 7 parts of vegetable oil, 1 part of antioxidant, 18 parts of ammoniacal liquor, 35 parts of absolute ethyl alcohol, 7 parts of lithium hydroxide, 28 parts of ethanedioic acid, 20 parts of furfuryl alcohol resin, 7 parts of plasticizer, 15 parts of polytetrafluoroethylene (PTFE) plastic cement, 15 parts of polyethylene, 8 parts of silica powder, 5 parts of silicone release by weight.
The preparation method of the degradable food pack of described natural anticorrosion, comprises the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 48h, and make fully to mix between each raw material.
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 120 DEG C, two area's temperature: 140 DEG C, screw speed: 300rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material.
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 5mm after the pellet of extruder grain is sufficiently cool.
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 95 DEG C of machine barrel one area, 145 DEG C of machine barrel 2nd area, 155 DEG C of machine barrel 3rd area, 160 DEG C of connected body, 160 DEG C of head temperature, engine speed: 300rpm, upper traction 100rpm.
Embodiment 3
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 10 parts of pentanediol, 10 parts of rice husk powder, 1 part of zinc gluconate, 10 parts of mannitol, 3 parts of vegetable oil, 0.1 part of antioxidant, 11 parts of ammoniacal liquor, 20 parts of absolute ethyl alcohol, 3 parts of lithium hydroxide, 15 parts of ethanedioic acid, 13 parts of furfuryl alcohol resin, 3 parts of plasticizer, 9 parts of polytetrafluoroethylene (PTFE) plastic cement, 8 parts of polyethylene, 2 parts of silica powder, 2 parts of silicone release by weight.
The preparation method of the degradable food pack of described natural anticorrosion, comprises the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 30h, and make fully to mix between each raw material.
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 60 DEG C, two area's temperature: 100 DEG C, screw speed: 100rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material.
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 1mm after the pellet of extruder grain is sufficiently cool.
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 60 DEG C of machine barrel one area, 100 DEG C of machine barrel 2nd area, 125 DEG C of machine barrel 3rd area, 140 DEG C of connected body, 120 DEG C of head temperature, engine speed: 100rpm, upper traction 60rpm.
Embodiment 4
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 20 parts of pentanediol, 15 parts of rice husk powder, 2 parts of zinc gluconate, 15 parts of mannitol, 5 parts of vegetable oil, 0.5 part of antioxidant, 16 parts of ammoniacal liquor, 30 parts of absolute ethyl alcohol, 5 parts of lithium hydroxide, 25 parts of ethanedioic acid, 15 parts of furfuryl alcohol resin, 5 parts of plasticizer, 14 parts of polytetrafluoroethylene (PTFE) plastic cement, 13 parts of polyethylene, 6 parts of silica powder, 4 parts of silicone release by weight.
The preparation method of the degradable food pack of described natural anticorrosion, comprises the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 40h, and make fully to mix between each raw material.
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 80 DEG C, two area's temperature: 100 DEG C, screw speed: 200rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material.
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 2mm after the pellet of extruder grain is sufficiently cool.
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 70 DEG C of machine barrel one area, 110 DEG C of machine barrel 2nd area, 140 DEG C of machine barrel 3rd area, 150 DEG C of connected body, 120 DEG C of head temperature, engine speed: 200rpm, upper traction 70rpm.
Embodiment 5
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 18 parts of pentanediol, 14 parts of rice husk powder, 2 parts of zinc gluconate, 14 parts of mannitol, 5 parts of vegetable oil, 0.5 part of antioxidant, 15 parts of ammoniacal liquor, 28 parts of absolute ethyl alcohol, 5 parts of lithium hydroxide, 22 parts of ethanedioic acid, 15 parts of furfuryl alcohol resin, 5 parts of plasticizer, 12 parts of polytetrafluoroethylene (PTFE) plastic cement, 12 parts of polyethylene, 5 parts of silica powder, 4 parts of silicone release by weight.
Preparation process is consistent with embodiment 4.
Embodiment 6
In the embodiment of the present invention, a kind of degradable food pack of natural anticorrosion, includes following raw material: 12 parts of pentanediol, 11 parts of rice husk powder, 1 part of zinc gluconate, 11 parts of mannitol, 3 parts of vegetable oil, 0.1 part of antioxidant, 12 parts of ammoniacal liquor, 22 parts of absolute ethyl alcohol, 3 parts of lithium hydroxide, 18 parts of ethanedioic acid, 13 parts of furfuryl alcohol resin, 3 parts of plasticizer, 10 parts of polytetrafluoroethylene (PTFE) plastic cement, 10 parts of polyethylene, 3 parts of silica powder, 2 parts of silicone release by weight.
Preparation process is consistent with embodiment 4.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, the present invention can be realized in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes in the implication and scope of the equivalency of claim that fall are included in the present invention.
In addition, it should be understood that, although this specification is been described by according to embodiment, but not each embodiment only comprises an independent technical scheme, this narrating mode of specification is only for clarity, those skilled in the art should using specification as an entirety, the technical scheme in each embodiment can also through appropriately combined, formed it will be appreciated by those skilled in the art that other embodiment.
Claims (4)
1. the degradable food pack of a kind of natural anticorrosion, it is characterized in that, include following raw material: pentanediol 8-25 part, rice husk powder 8-20 part, zinc gluconate 0.5-5 part, mannitol 8-20 part, vegetable oil 1-7 part, antioxidant 0.1-1 part, ammoniacal liquor 8-18 part, absolute ethyl alcohol 15-35 part, lithium hydroxide 1-7 part, ethanedioic acid 12-28 part, furfuryl alcohol resin 10-20 part, plasticizer 2-7 part, polytetrafluoroethylene (PTFE) plastic cement 5-15 part, polyethylene 5-15 part, silica powder 1-8 part, silicone release 1-5 part by weight.
2. the degradable food pack of natural anticorrosion according to claim 1, it is characterized in that, include following raw material: pentanediol 10-20 part, rice husk powder 10-15 part, zinc gluconate 1-2 part, mannitol 10-15 part, vegetable oil 3-5 part, antioxidant 0.1-0.5 part, ammoniacal liquor 11-16 part, absolute ethyl alcohol 20-30 part, lithium hydroxide 3-5 part, ethanedioic acid 15-25 part, furfuryl alcohol resin 13-15 part, plasticizer 3-5 part, polytetrafluoroethylene (PTFE) plastic cement 9-14 part, polyethylene 8-13 part, silica powder 2-6 part, silicone release 2-4 part by weight.
3. the degradable food pack of natural anticorrosion according to claim 2, it is characterized in that, include following raw material: pentanediol 12-18 part, rice husk powder 11-14 part, zinc gluconate 1-2 part, mannitol 11-14 part, vegetable oil 3-5 part, antioxidant 0.1-0.5 part, ammoniacal liquor 12-15 part, absolute ethyl alcohol 22-28 part, lithium hydroxide 3-5 part, ethanedioic acid 18-22 part, furfuryl alcohol resin 13-15 part, plasticizer 3-5 part, polytetrafluoroethylene (PTFE) plastic cement 10-12 part, polyethylene 10-12 part, silica powder 3-5 part, silicone release 2-4 part by weight.
4. a kind of preparation method of the described degradable food pack of natural anticorrosion as arbitrary in claim 1-3 is it is characterised in that comprise the following steps:
1) shallow lake pentanediol, rice husk powder, zinc gluconate, mannitol, lithium hydroxide, furfuryl alcohol resin, plasticizer, polytetrafluoroethylene (PTFE) plastic cement, polyethylene, silica powder, silicone release are placed in homogenizer and mix 5min under the low speed, then mixed at high speed 10min, in high speed batch mixing, by ammoniacal liquor, absolute ethyl alcohol, ethanedioic acid, vegetable oil, antioxidant pass through funnel uniformly, be slowly added in homogenizer, the sealing of gained raw material finally will be mixed and place 24-48h, and make fully to mix between each raw material；
2) by step 1) mixing gained raw material in dual-screw pelletizer extruder grain, comminutor parameter setting is: area's temperature: 40-120 DEG C, two area's temperature: 70-140 DEG C, screw speed: 50-300rpm；It is increased to design temperature in comminutor and add step 1 again after stablizing) mixing gained raw material；
3) by step 2) it is ground into the thermoplastic pellets of a diameter of 0.2-5mm after the pellet of extruder grain is sufficiently cool；
4) thermoplastic pellets are obtained food pack by single screw rod extrusion blow machine blown film, blow moulding machine parameter setting is: 40-95 DEG C of machine barrel one area, 95-145 DEG C of machine barrel 2nd area, 100-155 DEG C of machine barrel 3rd area, 125-160 DEG C of connected body, 100-160 DEG C of head temperature, engine speed: 50-300rpm, upper traction 20-100rpm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610220142.8A CN106336644A (en) | 2016-04-11 | 2016-04-11 | Natural anticorrosive degradable food packaging bag and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610220142.8A CN106336644A (en) | 2016-04-11 | 2016-04-11 | Natural anticorrosive degradable food packaging bag and production method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106336644A true CN106336644A (en) | 2017-01-18 |
Family
ID=57826935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610220142.8A Pending CN106336644A (en) | 2016-04-11 | 2016-04-11 | Natural anticorrosive degradable food packaging bag and production method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106336644A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102924894A (en) * | 2012-10-26 | 2013-02-13 | 无锡中易薄膜科技有限公司 | High-polymer anticorrosion film material and preparation thereof |
| CN104356428A (en) * | 2014-11-12 | 2015-02-18 | 山东农业大学 | Starch nanocomposite film and preparation method thereof |
| CN104761919A (en) * | 2015-03-28 | 2015-07-08 | 桐城市福润包装材料有限公司 | Degradable food packaging bag |
-
2016
- 2016-04-11 CN CN201610220142.8A patent/CN106336644A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102924894A (en) * | 2012-10-26 | 2013-02-13 | 无锡中易薄膜科技有限公司 | High-polymer anticorrosion film material and preparation thereof |
| CN104356428A (en) * | 2014-11-12 | 2015-02-18 | 山东农业大学 | Starch nanocomposite film and preparation method thereof |
| CN104761919A (en) * | 2015-03-28 | 2015-07-08 | 桐城市福润包装材料有限公司 | Degradable food packaging bag |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7288060B2 (en) | Manufacturing method for high-magnification polylactic acid foam sheet material | |
| CN104497365B (en) | The Bentonite/Starch composite degradation material of melt intercalated method production and manufacture method | |
| CN103435981A (en) | Preparation method of full biodegradation film | |
| CN104356463B (en) | A kind of controlled degradable plastics and preparation method thereof | |
| CN110204871A (en) | A kind of preparation method of the PP Pipe Compound being used to prepare whole life cycle design and the preparation method of degradative plastic film | |
| CN107118398A (en) | Degradable asepsis environment-protecting toy material and preparation method thereof | |
| CN104985721A (en) | Regenerated plastic packaging film production process | |
| CN107022130A (en) | A kind of degradable straw plastic film and preparation method thereof | |
| CN106336644A (en) | Natural anticorrosive degradable food packaging bag and production method thereof | |
| CN107987370A (en) | A kind of high intensity rotational moulding polyethylene mixture and preparation method thereof | |
| US20130227880A1 (en) | Recycled plastic composite composition | |
| CN110387096A (en) | Regenerated PVC pipe preparation method can be recycled in one kind | |
| CN103319828B (en) | preparation method of biodegradable plastic | |
| CN204209858U (en) | Novel air-cooled granulating system | |
| CN103044715A (en) | Biodegradable thin film and preparation method thereof | |
| CN103522450A (en) | Production process for recycling waste epoxy molding compound by using polypropylene | |
| CN104927201A (en) | Composite plastic material for runway and preparation method of composite plastic material | |
| CN102599028A (en) | Novel synthetic wood greenhouse frame production process | |
| CN104725739A (en) | Sunshine-resistant and ageing-resistant modified plastic and preparation method thereof | |
| CN104085099A (en) | Method for producing blow molding toy | |
| CN108586824A (en) | A kind of complete-degradable plastic and preparation method thereof | |
| CN102558682A (en) | Preparation method for electronic product plastic shell material | |
| CN102848487A (en) | Method for granulation of bakelite powder under hot melt state and equipment thereof | |
| CN103571126A (en) | Low-temperature blow-molding TPE (thermoplastic elastomer) material for washing machine drain pipe | |
| CN103158207A (en) | Production process for recycling waste epoxy molding compound |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170118 |