CN107962836A - A kind of antibacterial flexible packing material and preparation process - Google Patents

A kind of antibacterial flexible packing material and preparation process Download PDF

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Publication number
CN107962836A
CN107962836A CN201711221703.7A CN201711221703A CN107962836A CN 107962836 A CN107962836 A CN 107962836A CN 201711221703 A CN201711221703 A CN 201711221703A CN 107962836 A CN107962836 A CN 107962836A
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CN
China
Prior art keywords
layer
antibacterial
paper
false proof
packing material
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Pending
Application number
CN201711221703.7A
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Chinese (zh)
Inventor
项芳印
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG GANGFA SOFT PACKAGE CO Ltd
Original Assignee
ZHEJIANG GANGFA SOFT PACKAGE CO Ltd
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Priority to CN201711221703.7A priority Critical patent/CN107962836A/en
Publication of CN107962836A publication Critical patent/CN107962836A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/12—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/06—Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • 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
    • B65D65/40—Applications of laminates for particular packaging purposes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/02—Methods of beating; Beaters of the Hollander type
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/402—Coloured
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B32B2307/7145—Rot proof, resistant to bacteria, mildew, mould, fungi

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a kind of antibacterial flexible packing material, including barrier layer, antibacterial internal layer is provided with the inner surface of the barrier layer, it is provided with the outer surface of the barrier layer on the outer surface of dyed layer, the dyed layer and is provided with false proof layer, transparent antibacterial outer layer is provided with the outer surface of the false proof layer, the antibacterial internal layer, barrier layer, dyed layer, false proof layer and antibacterial outer layer are integrally formed by compound；The antibacterial internal layer is natural antibacterial ply of paper, and the thickness of antibacterial internal layer is 0.15-0.65mm, and the antibacterial outer layer is antibacterial BOPP film, and the thickness of antibacterial outer layer is 0.01-0.5mm.Above-mentioned technical proposal, it is reasonable in design, simple in structure, antibiotic property is good, good barrier property, safety and sanitation and service life are grown.

Description

A kind of antibacterial flexible packing material and preparation process
Technical field
The present invention relates to packing technique field, and in particular to a kind of antibacterial flexible packing material and preparation process.
Background technology
The safety and sanitation of food are directly closely bound up with the life and health of people, therefore, select suitable packaging material to be Ensure one of important controlling unit of food quality.The barrier property of packaging material is the key factor for influencing packaging effect, is permitted The main reason for more pack content occur and go bad is due to moisture and oxygen invasion and attack, chance visible ray and microorganism and its own Metabolism causes.Moisture makes microbial reproduction, and oxygen makes content oxidation, rotten, some food chance visible ray meeting decomposition failure.Resistance Separating performance is good, just can guarantee that content keeps its original characteristic not change in packaging；Barrier is bad, then easily makes packaging Content suction air in moisture and oxygen cause it is rotten, or occur photolysis, cause loss of drug potency, meanwhile, packaging film Dissolvent residual certain influence can be also produced on the quality of food.
The content of the invention
In view of the deficiencies of the prior art, the present invention intends to provide it is a kind of it is reasonable in design, simple in structure, Antibiotic property is good, good barrier property, safety and sanitation and service life length antibacterial flexible packing material and preparation process.
To achieve the above object, the present invention provides following technical solution：A kind of antibacterial flexible packing material, including barrier Layer, is provided with antibacterial internal layer on the inner surface of the barrier layer, and dyed layer, described is provided with the outer surface of the barrier layer False proof layer is provided with the outer surface of chromatograph, transparent antibacterial outer layer, the antibacterial are provided with the outer surface of the false proof layer Internal layer, barrier layer, dyed layer, false proof layer and antibacterial outer layer are integrally formed by compound；The antibacterial internal layer is natural antibacterial paper Layer, and the thickness of antibacterial internal layer is 0.15-0.65mm, the antibacterial outer layer is antibacterial BOPP film, and the thickness of antibacterial outer layer is 0.01—0.5mm；Wherein, the manufacture craft of antibacterial internal layer is：
(1) stock and processing early period：Cortex Bulbus Allii raw material are cleaned, remove sludge, dust, water temperature for 20 DEG C ± 5 DEG C, immersion 12 it is small when after, pick up rear spare；
(2) slurrying：Under less than 40 DEG C temperature conditionss, the Cortex Bulbus Allii handled well is subjected to physics mashing, is first used 1400r/min rotary beaters, which carry out preliminary mashing, makes Cortex Bulbus Allii fibrosis, then is beaten with the rotation of rotating speed 3000r/min high speeds mill Pulp grinder carries out secondary mashing, obtains the virgin paper pulp containing garlic skin；
(3) pulp washing and screening：Squeezing washing methods is taken to carry out pulp washing, and by the magma cleaned up through weight Power subsidence style is separated, and obtains high concentration paper pulp；
(4) mashing and condiment：Further mashing processing is carried out to high concentration paper pulp with beater, adapts it to paper machine life Production requires, and after completing mashing, is modulated processing；When modulating paper pulp, garlic skin fiber quality concentration is 3.5%~4.0% and presses Polyvinyl alcohol, 0.15%~0.25% poly- galactomannan sugar hemicellulose of weight ratio addition 0.2%~0.4% are sized mixing Processing, forms even suspension paper pulp；
(5) copy paper：Be copied into page, and preliminary hydro-extraction using paper machine copper mesh, then by feeding press section, remove 70%~ 80% moisture content, using the temperature of drying cylinder as 35 DEG C~45 DEG C between, the time be generally 3~3.5 it is small when carry out drying and processing obtain it is big Garlic skin body paper；
(6) collect and arrange：The paper of drying is cut.
By using above-mentioned technical proposal, antibacterial internal layer makes full use of this natural strength of allicin contained by garlic anti- Raw element component, makes raw material of the discarded Cortex Bulbus Allii that garlic produces in processing as wrapping paper；There is package paper corresponding Natural antibacterial preservation, safety and sanitation；Barrier layer good barrier property；Dyed layer has pigmentation；False proof layer has anti-counterfeit With being not easy counterfeit；Antibacterial outer layer is not only able to protection false proof layer, and has antibacterial action；Reasonable in design, simple in structure, Antibiotic property is good, good barrier property, safety and sanitation and service life are grown.
The present invention is further arranged to：The barrier layer is the evoh layer or EVA layer of aluminium foil layer or high-barrier, and barrier layer Thickness be 0.01-0.35mm.
The present invention is further arranged to：The barrier layer is ethylene-vinyl alcohol copolymer for the material of barrier layer or gathers Acid amides, and the thickness of barrier layer is 0.01-0.35mm.
The present invention is further arranged to：The dyed layer is boiling level CPP films, and the thickness of dyed layer is 60~80 μm。
The present invention is further arranged to：The false proof layer is pressure sensitive adhesive ply of paper, is printed on the outer surface of the false proof layer Brushed with security pattern, false proof word or anti-fake two-dimension code.
The present invention also provides a kind of method for preparing above-mentioned antibacterial flexible packing material, by antibacterial internal layer, barrier layer, coloring Layer, false proof layer, antibacterial outer layer and binding agent are respectively put into each hopper of extruder, and coextrusion casting is compound to obtain co-extrusion flexible package material Material.
It is an advantage of the invention that：Compared with prior art, antibacterial internal layer of the present invention makes full use of the garlic contained by garlic This plain natural strength antibiotic composition, makes raw material of the discarded Cortex Bulbus Allii that garlic produces in processing as wrapping paper；Make bag Dress has corresponding natural antibacterial preservation, safety and sanitation with paper；Barrier layer good barrier property；Dyed layer has pigmentation； False proof layer has anti-fake effect, is not easy counterfeit；Antibacterial outer layer is not only able to protection false proof layer, and has antibacterial action；Structure is set Count that reasonable, simple in structure, antibiotic property is good, good barrier property, safety and sanitation and service life are grown.
With reference to Figure of description and specific embodiment, the invention will be further described.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention.
Embodiment
Referring to Fig. 1, a kind of antibacterial flexible packing material disclosed by the invention, including barrier layer 1, the interior table of the barrier layer 1 Antibacterial internal layer 2 is provided with face, is provided with the outer surface of the barrier layer 1 on the outer surface of dyed layer 3, the dyed layer 3 False proof layer 4 is provided with, transparent antibacterial outer layer 5, the antibacterial internal layer 2, barrier layer are provided with the outer surface of the false proof layer 4 1st, dyed layer 3, false proof layer 4 and antibacterial outer layer 5 are integrally formed by compound；The antibacterial internal layer 2 is natural antibacterial ply of paper, and anti- The thickness of bacterium internal layer 2 is 0.15-0.65mm, and the antibacterial outer layer 5 is antibacterial BOPP film, and the thickness of antibacterial outer layer 5 is 0.01—0.5mm；Wherein, the manufacture craft of antibacterial internal layer 2 is：
(1) stock and processing early period：Cortex Bulbus Allii raw material are cleaned, remove sludge, dust, water temperature for 20 DEG C ± 5 DEG C, immersion 12 it is small when after, pick up rear spare；
(2) slurrying：Under less than 40 DEG C temperature conditionss, the Cortex Bulbus Allii handled well is subjected to physics mashing, is first used 1400r/min rotary beaters, which carry out preliminary mashing, makes Cortex Bulbus Allii fibrosis, then is beaten with the rotation of rotating speed 3000r/min high speeds mill Pulp grinder carries out secondary mashing, obtains the virgin paper pulp containing garlic skin；
(3) pulp washing and screening：Squeezing washing methods is taken to carry out pulp washing, and by the magma cleaned up through weight Power subsidence style is separated, and obtains high concentration paper pulp；
(4) mashing and condiment：Further mashing processing is carried out to high concentration paper pulp with beater, adapts it to paper machine life Production requires, and after completing mashing, is modulated processing；When modulating paper pulp, garlic skin fiber quality concentration is 3.5%~4.0% and presses Polyvinyl alcohol, 0.15%~0.25% poly- galactomannan sugar hemicellulose of weight ratio addition 0.2%~0.4% are sized mixing Processing, forms even suspension paper pulp；
(5) copy paper：Be copied into page, and preliminary hydro-extraction using paper machine copper mesh, then by feeding press section, remove 70%~ 80% moisture content, using the temperature of drying cylinder as 35 DEG C~45 DEG C between, the time be generally 3~3.5 it is small when carry out drying and processing obtain it is big Garlic skin body paper；
(6) collect and arrange：The paper of drying is cut.
As preference, the barrier layer 1 is aluminium foil layer or the evoh layer or EVA layer of high-barrier, and the thickness of barrier layer 1 For 0.01-0.35mm.
The barrier layer 1 of the present embodiment can also be：The barrier layer 1 is ethylene vinyl alcohol copolymer for the material of barrier layer Thing or polyamide, and the thickness of barrier layer is 0.01-0.35mm.
The dyed layer 3 is boiling level CPP films, and the thickness of dyed layer 3 is 60~80 μm.
The false proof layer 4 is pressure sensitive adhesive ply of paper, and security pattern, anti-pseudo-text are printed with the outer surface of the false proof layer 4 Word or anti-fake two-dimension code.
The present invention also provides a kind of method for preparing above-mentioned antibacterial flexible packing material, by antibacterial internal layer 2, barrier layer 1, Chromatograph 3, false proof layer 4, antibacterial outer layer 5 and binding agent are respectively put into each hopper of extruder, and coextrusion casting is compound, and to obtain co-extrusion soft Packaging material.
During practical application, antibacterial internal layer of the present invention makes full use of allicin this natural strength antibiotic contained by garlic Component, makes raw material of the discarded Cortex Bulbus Allii that garlic produces in processing as wrapping paper；There is package paper corresponding natural Anti-bacterial refreshing acts on, safety and sanitation；Barrier layer good barrier property；Dyed layer has pigmentation；False proof layer has anti-fake effect, no It is easily counterfeit；Antibacterial outer layer is not only able to protection false proof layer, and has antibacterial action；Reasonable in design, simple in structure, antibiotic property Good, good barrier property, safety and sanitation and service life are grown.
Above-described embodiment is served only for that the present invention is further described, it is impossible to be interpreted as to the specific descriptions of the present invention Limiting the scope of the present invention, it is non-that the technician of this area according to the content of foregoing invention makes some to the present invention The modifications and adaptations of essence are each fallen within protection scope of the present invention.

Claims (6)

1. a kind of antibacterial flexible packing material, including barrier layer, it is characterised in that：Antibacterial is provided with the inner surface of the barrier layer Internal layer, is provided with the outer surface of dyed layer, the dyed layer on the outer surface of the barrier layer and is provided with false proof layer, described anti- Transparent antibacterial outer layer is provided with the outer surface of pseudo- layer, outside the antibacterial internal layer, barrier layer, dyed layer, false proof layer and antibacterial Layer is integrally formed by compound；The antibacterial internal layer is natural antibacterial ply of paper, and the thickness of antibacterial internal layer is 0.15-0.65mm, The antibacterial outer layer is antibacterial BOPP film, and the thickness of antibacterial outer layer is 0.01-0.5mm；Wherein, the making work of antibacterial internal layer Skill is：
(1) stock and processing early period：Cortex Bulbus Allii raw material are cleaned, remove sludge, dust, are 20 DEG C ± 5 DEG C in water temperature, Soak 12 it is small when after, pick up rear spare；
(2) slurrying：Under less than 40 DEG C temperature conditionss, the Cortex Bulbus Allii handled well is subjected to physics mashing, first using 1400r/min Rotary beater, which carries out preliminary mashing, makes Cortex Bulbus Allii fibrosis, then is carried out with rotating speed 3000r/min high speed mill rotary beaters Secondary mashing, obtains the virgin paper pulp containing garlic skin；
(3) pulp washing and screening：Take squeezing washing methods to carry out pulp washing, and the magma cleaned up is sunk through gravity Drop mode is separated, and obtains high concentration paper pulp；
(4) mashing and condiment：Further mashing processing is carried out to high concentration paper pulp with beater, adapting it to paper machine production will Ask, after completing mashing, be modulated processing；When modulating paper pulp, garlic skin fiber quality concentration is 3.5%~4.0% and by weight Polyvinyl alcohol, 0.15%~0.25% poly- galactomannan sugar hemicellulose than addition 0.2%~0.4% carry out place of sizing mixing Reason, forms even suspension paper pulp；
(5) copy paper：Be copied into page, and preliminary hydro-extraction using paper machine copper mesh, then by feeding press section, remove 70%~80% Moisture content, using the temperature of drying cylinder as 35 DEG C~45 DEG C between, the time be generally 3~3.5 it is small when carry out drying and processing obtain Cortex Bulbus Allii Body paper；
(6) collect and arrange：The paper of drying is cut.
A kind of 2. antibacterial flexible packing material according to claim 1, it is characterised in that：The barrier layer is aluminium foil layer or height The evoh layer or EVA layer of barrier, and the thickness of barrier layer is 0.01-0.35mm.
A kind of 3. antibacterial flexible packing material according to claim 1, it is characterised in that：The barrier layer is the material of barrier layer Matter is ethylene-vinyl alcohol copolymer or polyamide, and the thickness of barrier layer is 0.01-0.35mm.
A kind of 4. antibacterial flexible packing material according to claim 1 or 2 or 3, it is characterised in that：The dyed layer is boiling Level CPP films, and the thickness of dyed layer is 60~80 μm.
A kind of 5. antibacterial flexible packing material according to claim 4, it is characterised in that：The false proof layer is adhesive sticker paster Layer, it is printed with security pattern, false proof word or anti-fake two-dimension code on the outer surface of the false proof layer.
A kind of 6. method for preparing antibacterial flexible packing material as claimed in claim 1, it is characterised in that：By antibacterial internal layer, resistance Interlayer, dyed layer, false proof layer, antibacterial outer layer and binding agent are respectively put into each hopper of extruder, and coextrusion casting is compound to be total to Squeeze flexible packing material.
CN201711221703.7A 2017-11-27 2017-11-27 A kind of antibacterial flexible packing material and preparation process Pending CN107962836A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202100028214A1 (en) * 2021-11-08 2023-05-08 Rosa Ferro GARLIC TUNIC CARD
CN116837663A (en) * 2023-07-07 2023-10-03 浙江恒川新材料有限公司 Direct sealing type ethylene oxide sterilizing paper

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102704322A (en) * 2012-06-11 2012-10-03 上海海洋大学 Packing paper with natural antibacterial fresh-keeping effect and making method for packing paper
CN205711550U (en) * 2016-04-08 2016-11-23 江苏金恒新型包装材料有限公司 A kind of environment-friendly type internal lining paper

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102704322A (en) * 2012-06-11 2012-10-03 上海海洋大学 Packing paper with natural antibacterial fresh-keeping effect and making method for packing paper
CN205711550U (en) * 2016-04-08 2016-11-23 江苏金恒新型包装材料有限公司 A kind of environment-friendly type internal lining paper

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202100028214A1 (en) * 2021-11-08 2023-05-08 Rosa Ferro GARLIC TUNIC CARD
CN116837663A (en) * 2023-07-07 2023-10-03 浙江恒川新材料有限公司 Direct sealing type ethylene oxide sterilizing paper

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