CN106697599A - Packaging bottle - Google Patents
Packaging bottle Download PDFInfo
- Publication number
- CN106697599A CN106697599A CN201611243802.0A CN201611243802A CN106697599A CN 106697599 A CN106697599 A CN 106697599A CN 201611243802 A CN201611243802 A CN 201611243802A CN 106697599 A CN106697599 A CN 106697599A
- Authority
- CN
- China
- Prior art keywords
- mould inhibitor
- bottle
- resin
- mildew fresh
- keeping coating
- 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
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Classifications
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- 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
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
- B65D81/26—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators
- B65D81/264—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with provision for draining away, or absorbing, or removing by ventilation, fluids, e.g. exuded by contents; Applications of corrosion inhibitors or desiccators for absorbing liquids
-
- 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
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
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- 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
- C09D129/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Coating compositions based on hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Coating compositions based on derivatives of such polymers
- C09D129/02—Homopolymers or copolymers of unsaturated alcohols
- C09D129/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
-
- 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
- C09D131/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
- C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09D131/04—Homopolymers or copolymers of vinyl acetate
-
- 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D187/00—Coating compositions based on unspecified macromolecular compounds, obtained otherwise than by polymerisation reactions only involving unsaturated carbon-to-carbon bonds
- C09D187/005—Block or graft polymers not provided for in groups C09D101/00 - C09D185/04
-
- 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
-
- 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
- B65D2251/00—Details relating to container closures
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
- Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Plant Pathology (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
A packaging bottle comprises a body and a mouldproof preservation coating. The body comprises a bottle body and a bottle cap which are matched to form a holding cavity. The body is provided with the holding cavity. The mouldproof preservation coating is arranged on the inner surface of the bottle cap. The raw material of the mouldproof preservation coating is mouldproof preservation paint. The mouldproof preservation paint comprises the following components of, by weight, 20%-60% of resin, 30%-70% of solvent, 0.5%-10% of mouldproof agents and 0.3%-5% of auxiliaries, wherein the resin is at least one of polyurethane, acrylate copolymer, polyvinyl alcohol, polyvinylidene chloride, modified polyvinylidene chloride, ethylene-vinyl acetate copolymer, polyvinyl acetate copolymer and vinyl acetate-butyl ester copolymer, and the solvent is at least one of water and ethyl alcohol. According to the packaging bottle, the surface of the mouldproof preservation coating of the inner surface of the bottle cap is compact, holes are avoided, the mouldproof agents are added, and thus good water constancy maintaining and mouldproof effects are achieved.
Description
Technical field
The present invention relates to packing technique field, more particularly to a kind of Packaging Bottle.
Background technology
The condition of the shorter article storage of the Storage period such as food and tobacco leaf is harsher, otherwise will be a large amount of because of microorganism
Breeding is gone mouldy and makes it no longer fresh, loses original value.Commonly use drying prescription and strong oxidizer to reach in current industry
To preservation, an environment for relative water shortage is built with drier, press down mycostatic growth;Killed with strong oxidizer mould
Bacterium.But the equal Shortcomings of both approaches.Strong oxidizer is unfriendly to human body and environment;And water of the drier in absorption air
Divide the moisture that can also absorb simultaneously in food, in turn result in the problem of food-dewatering.
The content of the invention
Based on this, it is necessary to provide a kind of holding moisture constant and the Packaging Bottle gone mouldy can be prevented.
A kind of Packaging Bottle, including body and anti-mildew fresh-keeping coating, the body include bottle and bottle cap, the bottle and institute
State bottle cap and cooperatively form the cavity used for placing articles, the body is provided with cavity used for placing articles, and the anti-mildew fresh-keeping coating is located at the bottle cap
Inner surface;The raw material of the anti-mildew fresh-keeping coating is anti-mildew fresh-keeping coating, anti-mildew fresh-keeping coating percentage composition by weight
Including following component:Resin 20%~60%, solvent 30%~70%, mould inhibitor 0.5%~10% and auxiliary agent 0.3%~5%,
Wherein described resin be polyurethane, acrylic acid esters co-polymer, polyvinyl alcohol, polyvinylidene chloride, modified polyvinilidene dichloroethylene,
In ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinylacetate-acrylate copolymer at least one
Kind, the solvent is at least one in water and ethanol.
Above-mentioned Packaging Bottle, the anti-mildew fresh-keeping coating surface densification of the inner surface of bottle cap, imporosity, and be added with mould proof
Agent, thus keep moisture constant and the effect for preventing from going mouldy with preferable.The Packaging Bottle is particularly well-suited to fruit, bread and cigarette
The Storage periods such as leaf are shorter, easily go mouldy in short-term and need in time eat the fresh-keeping of article.
Wherein in one embodiment, the acrylic acid esters co-polymer be selected from methyl methacrylate-ethyl acrylate-
Butyl acrylate copolymer, methyl methacrylate-butyl acrylate-acrylic copolymer, methyl methacrylate-acrylic acid
At least one in butyl ester-acrylic acid-N hydroxymethyl acrylamide copolymer.
Wherein in one embodiment, the modified polyvinilidene dichloroethylene be selected from acrylate modified polyvinylidene chloride and
At least one in polyurethane-modified polyvinylidene chloride.
Wherein in one embodiment, the mould inhibitor is natural extract class mould inhibitor, and the natural extract class is prevented
Mould dose carries selected from gingerol, catechin, citric acid, allicin, shitosan, sorbic acid, turmeric alcohol, cinnamomum camphora essential oil, Meng Zongzhu
Take at least one in thing, Hinokitiol and nisin.
Wherein in one embodiment, the resin be acrylic acid esters co-polymer, polyvinyl alcohol, polyvinylidene chloride,
Modified polyvinilidene dichloroethylene, ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinylacetate-butyl ester
During at least one in copolymer, anti-mildew fresh-keeping coating percentage composition by weight also includes the nertralizer no more than 3%, institute
It is at least one in sodium acid carbonate, triethylamine and ammoniacal liquor to state nertralizer.
Wherein in one embodiment, the mould inhibitor is that non-natural extracts species mould inhibitor, the non-natural extract
Class mould inhibitor is selected from sodium Diacetate, potassium sorbate, sodium sorbate, potassium citrate, sodium citrate, calcium propionate, sodium ascorbate, anti-
Bad hematic acid potassium, sodium salicylate, trichlamide, dodecyl alanine, sodium isoascorbate, Kathon CG, nipagin esters, fumaric acid and
At least one during bacteriolyze is mould.
Wherein in one embodiment, the mould inhibitor contains to be prevented for natural extract class mould inhibitor and non-natural extract species
Mould dose two kinds, the mass ratio that the natural extract class mould inhibitor and the non-natural extract species mould inhibitor is 0.4~1.5:
1。
Wherein in one embodiment, the bottle cap is sheathed on the bottle, and the bottle is glass material, the bottle cap
It is PET resin, PP resins, PA6 resins, EVA resin, EVOH resins, PVA resins or PLA resin material, the anti-mildew fresh-keeping is applied
The periphery that layer coordinates located at the bottle cap with the bottle.
Wherein in one embodiment, the anti-mildew fresh-keeping coating is obtained by following preparation method, the preparation method bag
Include following steps:
The resin, the solvent and the auxiliary agent are well mixed, mixed liquor is obtained;
The mixed liquor and the mould inhibitor are well mixed, the anti-mildew fresh-keeping coating is obtained.
Wherein in one embodiment, the mould inhibitor adds the mixed liquor so that mode is added dropwise.
Brief description of the drawings
Fig. 1 is the structure chart of the Packaging Bottle of an embodiment;
Fig. 2 is the structure chart of the bottle cap of Packaging Bottle shown in Fig. 1;
Fig. 3 is the flow chart of the preparation method of the anti-mildew fresh-keeping coating of an embodiment.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give preferred embodiment of the invention.But, the present invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more saturating
It is thorough comprehensive.
Referring to Figures 1 and 2, the Packaging Bottle 1 of an embodiment, including body 11 and anti-mildew fresh-keeping coating 12.Body 11 is provided with
Cavity used for placing articles (figure is not marked).
Specifically, body 11 includes bottle 112 and bottle cap 114.Bottle cap 114 cooperatively forms the cavity used for placing articles with bottle 112.
Inner surface of the anti-mildew fresh-keeping coating 12 located at bottle cap 114.Because many bottle caps 114 use plastic material, because it is easily mouldy,
Fresh-keeping effect is bad.Such Packaging Bottle 1 has preferable sealing effectiveness, while preservation is further strengthened, also can
More preferably strengthen the preservation of the anti-mildew fresh-keeping coating 12 of the inner surface of bottle cap 114.It is appreciated that in other embodiments, bottle
Lid 114 and bottle 112 can be the structure of interconnection or integral type.
Specifically in the present embodiment, bottle cap 114 is sheathed on bottle 112.Bottle 112 is glass material;Bottle cap 114 is PP trees
Fat (polyethylene terephthalate) material, the periphery that anti-mildew fresh-keeping coating 12 coordinates located at bottle cap 114 with bottle 112.Such as
Anti-mildew fresh-keeping coating 12 is coordinated etc. the position of needs sealing located at the bottle cap 114 of Packaging Bottle 1 and bottle 112 for this, is conducive to strengthening
The fresh-keeping effect of Packaging Bottle 1.More specifically, the periphery that bottle cap 114 coordinates with bottle 112 is provided with threaded portion, anti-mildew fresh-keeping coating
12 surfaces for being located at the threaded portion.
Specifically, Packaging Bottle 1 also includes electronic tag (not shown), the electronic tag is located at bottle 112.The electronic tag
Can be comprising information such as product brand, model specification, dates of manufacture, specifically, the electronic tag is recognized by wireless radio-frequency.
It is appreciated that bottle cap is alternatively PET resin (polypropylene) material.
It is appreciated that anti-mildew fresh-keeping coating 12 can be located at whole inner surfaces of bottle cap 114.It is appreciated that bottle 112 also may be used
It is PP (polyethylene terephthalate), PA6 resins (polyamide 6), EVA resin (ethene-polyvinyl acetate copolymerization
Resin), EVOH resins (ethylene-vinyl alcohol copolymer resin), PVA resins (polyvinyl alcohol resin) or PLA resin (linear fat
Fat adoption ester-polylactic resin) material, anti-mildew fresh-keeping coating 12 be able to can be now located in the whole of bottle 112 and bottle cap 114
Surface.PET and PP is up under conditions of 120 DEG C the performance for remaining to keep excellent in temperature, and then can avoid anti-mildew fresh-keeping coating
Carry out being heat-treated the problem to form anti-mildew fresh-keeping breakdown of coating body 11.
It is appreciated that the body 11 can be it is all with cavity used for placing articles can packing article bottle.
The raw material of anti-mildew fresh-keeping coating 12 is anti-mildew fresh-keeping coating.Preferably, the thickness of anti-mildew fresh-keeping coating 12 be 0.5~
10μm.The thickness low LCL of anti-mildew fresh-keeping coating 12 then resin can not effective film forming, then anti-mildew fresh-keeping effect can not embody.And it is mould proof
The thickness of fresh-keeping coating 12 is blocked up, and not only cost increases, and can not be completely dried in heat treatment, it may appear that return viscous etc. bad
Phenomenon, and when not being completely dried, because outer surface is partially dried, and inside is still into liquid, during continuing to air-dry,
The situation for coating cracking occur is easy to due to inside spontaneously dries, this also can greatly reduce anti-mildew fresh-keeping coating
Effect.
The invention provides the anti-mildew fresh-keeping coating of an embodiment.
The anti-mildew fresh-keeping coating, by weight percentage composition include following component:Resin 20%~60%, solvent 30%~
70%th, mould inhibitor 0.5%~10% and auxiliary agent 0.3%~5%.
Wherein described resin is polyurethane, acrylic acid esters co-polymer, polyvinyl alcohol, polyvinylidene chloride, modified polyvinilidene
In dichloroethylene, ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinylacetate-acrylate copolymer
At least one.Such resin is selected good with mould inhibitor intersolubility and can be dissolved in the resin of aqueous solvent, and mould inhibitor can not only filled
It is dispersed in resin, it is ensured that the effect of mould inhibitor, but also toxic solvent can be avoided to pollute the shortcoming of environment.In the component
Resin is material of main part, and the resin is high polymer of good performance, and itself will not go mouldy, and the coating surface being made is fine and close,
Imporosity, it is thus possible to limit the absorption and dissolving of hydrone to greatest extent, and intermolecular powerful cohesiveness can suppress
Hydrone is movable within, and then the effective moisture that suppresses passes in and out coating, and reaching prevents from losing moisture and absorb moisture, keep water
Divide the effect of constant and fresh-keeping moisturizing.
It is furthermore preferred that the resin is polyurethane, acrylic acid esters co-polymer, polyvinyl alcohol, polyvinylidene chloride and changes
Property polyvinylidene chloride at least one, these resin chemistries compared with ethylene-vinyl acetate analog copolymer, poly-vinegar acid second
Enoate copolymer and vinylacetate-acrylate copolymer are more stable, when it is used for preservative film and is contacted with food, with more safe guarantor
Barrier.
Preferably, acrylic acid esters co-polymer is selected from methyl methacrylate-ethyl acrylate-acrylic acid butyl ester copolymerization
Thing, methyl methacrylate-butyl acrylate-acrylic copolymer, methyl methacrylate-butyl acrylate-acrylic acid-N-
At least one in hydroxymethyl acrylamide copolymer.With methyl methacrylate-ethyl acrylate-acrylic acid acrylate copolymer
As a example by, it is formed by methyl methacrylate, three kinds of monomer copolymerizations of ethyl acrylate and butyl acrylate.
Preferably, polyvinyl alcohol is selected from least in polyvinyl alcohol 1788, polyvinyl alcohol 2088 and polyvinyl alcohol 2488
Kind.Polyvinyl alcohol 1788, polyvinyl alcohol 2088 and polyvinyl alcohol 2488 are water-soluble polyvinyl alcohol well.With polyvinyl alcohol
As a example by 1788, it is that the degree of polymerization is 1700, and alcoholysis degree is 88% polyvinyl alcohol.
Preferably, modified polyvinilidene dichloroethylene is selected from acrylate modified polyvinylidene chloride and polyurethane-modified poly- inclined two
At least one in vinyl chloride.The water soluble characteristic of polyurethane-modified polyvinylidene chloride is obviously improved.
Wherein, solvent includes at least one in water and ethanol.Using polyurethane, polyvinyl alcohol, ethylene-vinyl acetate
The water-soluble preferably resin such as analog copolymer, polyvinyl acetate copolymer, solvent is preferably water, to reach environmental protection and reduce into
This effect.
Wherein, mould inhibitor includes that natural extract class mould inhibitor and non-natural extract at least one in species mould inhibitor.
Preferably, natural extract class mould inhibitor is selected from gingerol, catechin, citric acid, allicin, shitosan, sorbic acid, turmeric
At least one in alcohol, cinnamomum camphora essential oil, Meng ancestor bamboo extract, Hinokitiol and nisin.Preferably, non-natural extract
Class mould inhibitor is selected from sodium Diacetate, potassium sorbate, sodium sorbate, potassium citrate, sodium citrate, calcium propionate, sodium ascorbate, anti-
Bad hematic acid potassium, sodium salicylate, trichlamide, dodecyl alanine, sodium isoascorbate, Kathon CG, nipagin esters, fumaric acid and
At least one during bacteriolyze is mould.
Preferably, mould inhibitor contains natural extract class mould inhibitor and non-natural extracts two kinds of species mould inhibitor.So adopt
Be conducive to improving the mould proof agent content entered in resin with two kinds of mould inhibitors, and then improve anti-mold effect.Preferably, mould inhibitor is
When natural extract class mould inhibitor and non-natural extract two kinds of species mould inhibitor, natural extract class mould inhibitor and non-natural are extracted
The mass ratio of species mould inhibitor is 0.4~1.5:1.
Natural extract class mould inhibitor fungicidal properties in the basic conditions is preferable, and polyurethane sheet is as alkalescent.It is excellent
Choosing, when mould inhibitor contains natural extract class mould inhibitor, and resin is acrylic acid esters co-polymer, polyvinyl alcohol, poly- inclined two
Vinyl chloride, modified polyvinilidene dichloroethylene, ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinyl acetate
During at least one in ester-acrylate copolymer, anti-mildew fresh-keeping coating percentage composition by weight also includes the neutralization no more than 3%
Agent, the nertralizer is selected from least one in sodium acid carbonate, triethylamine and ammoniacal liquor, and the concentration of the ammoniacal liquor is not less than 3mol/
L.It is appreciated that nertralizer can be concentrated ammonia liquor.It is appreciated that mould inhibitor is non-natural extracts species mould inhibitor, in can also adding
And agent.
Preferably, auxiliary agent includes at least one in surfactant, emulsifying agent, wetting agent, defoamer and sagging inhibitor.
Wherein, surfactant is tween and sapn etc., and it is more uniform that surfactant can be such that mould inhibitor disperses in resin.Emulsifying agent
May advantageously facilitate the aqueous emulsion that water-soluble poor resin forms stabilization.
Above-mentioned anti-mildew fresh-keeping coating, resin is dissolved in solvent and adjusts its film forming by auxiliary agent, controls component proportion, makes
It can form surface compact, imporous coating, therefore, it is possible to limit the absorption and dissolving of hydrone to greatest extent, and high score
Cohesiveness between son can suppress hydrone movement wherein, and then the effective moisture that suppresses passes in and out coating, reaches holding water
Divide the effect of constant and fresh-keeping moisturizing.Additionally, resin is good with mould inhibitor intersolubility so that mould inhibitor is well dispersed in resin,
Ensure the effect of mould inhibitor, but also toxic solvent can be avoided to pollute the shortcoming of environment.
Mould inhibitor can by the cell membrane of microorganism enter intracellular and then the elimination of micro-organisms or prevent its germinate in case
Only fungus growth, and then reach fresh-keeping effect steady in a long-term.
Reference picture 3, the preparation method of above-mentioned anti-mildew fresh-keeping coating of the invention, comprises the following steps.
Step S110:Each component is provided, percentage composition by weight includes:Resin 20%~60%, solvent 30%~70%,
Mould inhibitor 0.5%~10% and auxiliary agent 0.3%~5%.
Step S120:Resin, solvent and auxiliary agent are well mixed, mixed liquor is obtained.
Specifically, the temperature of resin, solvent and auxiliary agent mixing is 30~65 DEG C in step S120.
Specifically, step S120 is comprised the following steps:Resin is dissolved in solvent, is 100~300 revs/min in rotating speed
Under be stirred and heated to 30~65 DEG C;Auxiliary agent is added, continues to stir 30~60min under being 200~400 revs/min in rotating speed, obtained
To mixed liquor.So control temperature and stirring intensity, promotes mixed liquor to be well mixed.
Specifically, when mould inhibitor contains natural extract class mould inhibitor, anti-mildew fresh-keeping coating percentage composition by weight is also wrapped
The nertralizer no more than 3% is included, step S120 also includes step:The nertralizer is added to adjust mixed liquor after obtaining mixed liquor
PH value be 7~8.The pH for adding nertralizer regulation mixed liquor is the acid-base value for control system so that the acid-base value of system
Close neutrality is so that the acid-base value of coating is close to neutrality, and then improves its feature of environmental protection as far as possible.
Step S130:Mixed liquor and mould inhibitor are well mixed, anti-mildew fresh-keeping coating is obtained.
Mixed liquor and mould inhibitor are well mixed so that mould inhibitor is dispersed in inside resin, it is to avoid mould inhibitor is swimming
Amorph is soluble in water when resulting in coating, and the effective content of mould inhibitor declines and then reduces the problem of anti-mold effect.Mould inhibitor leads to
The cell membrane of microorganism is crossed into intracellular and then the elimination of micro-organisms or its germination is prevented to prevent fungus growth, and then reached
Fresh-keeping effect steady in a long-term.
Preferably, mould inhibitor adds mixed liquor so that mode is added dropwise, so that mould inhibitor is more fully dispersed in resin, and uses up
It is possible to avoid mould inhibitor free in a solvent, and then improve the effective content of mould inhibitor.It is furthermore preferred that mould inhibitor is naturally to carry
When taking species mould inhibitor and non-natural and extracting two kinds of species mould inhibitor, two kinds of mould inhibitors are dropped into individually and simultaneously mixed liquor
In, cause the latter's mould inhibitor to be more present in solvent with free state to prevent two kinds of mould inhibitors from successively adding, cause not
The problem for preferably combining effect can be reached.
Preferably, mixed liquor and the condition of mould inhibitor mixing are in 1~2h of mixing at 30~65 DEG C in step S130.Can be with
Understand, when mould inhibitor is added so that mode is added dropwise, after mould inhibitor completion of dropwise addition, mixed liquor and mould inhibitor are continued to mix 1~2h.
Step S130 stirs mixing under being 500~800 revs/min in rotating speed.
The preparation method of above-mentioned anti-mildew fresh-keeping coating, process is simple, it is easy to accomplish, the anti-mildew fresh-keeping coating film forming for obtaining
It is good, surface compact, imporous anti-mildew fresh-keeping coating can be formed, it is thus possible to limit the absorption of hydrone and molten to greatest extent
Solution, and the cohesiveness between macromolecule can suppress hydrone movement wherein, and then the effective moisture that suppresses passes in and out coating, reaches
To the effect for keeping the constant and fresh-keeping moisturizing of moisture.Additionally, mould inhibitor is dispersed in inside resin, it is to avoid mould inhibitor is with free
State there is a problem of soluble in water resulting in mould proof agent content during coating and declining and then reduce anti-mold effect.Mould inhibitor is by micro-
Biological cell membrane is into intracellular and then the elimination of micro-organisms or prevents its germination to prevent fungus growth, and then reaches long-term
The fresh-keeping effect of stabilization.
The anti-mildew fresh-keeping coating be particularly well-suited to the Storage periods such as fruit, bread and tobacco leaf it is shorter, easily go mouldy in short-term and need and
When edible article it is fresh-keeping.
In specific one embodiment wherein, anti-mildew fresh-keeping coating is coated and thermally treated prepared by anti-mildew fresh-keeping coating.
Anti-mildew fresh-keeping coating is through Overheating Treatment so that resin crosslinks reaction and forms network structure, and mould inhibitor is dispersed in resin
Network structure in, obtain surface compact, imporous anti-mildew fresh-keeping coating, thus with preferably keeping the constant effect of moisture
Really;Mould inhibitor is dispersed in inside resin, moreover it is possible to effectively prevent from going mouldy, and then reach preferable fresh-keeping effect.The mould proof guarantor
Fresh coating is particularly well-suited to that the Storage periods such as fruit, bread and tobacco leaf are shorter, easily goes mouldy in short-term and need in time eat the fresh-keeping of article.
Preferably, the condition of heat treatment is to process 5~10s in 80~120 DEG C.Resin crosslinks reaction under this condition
Form fine and close network structure so that coating has the effect for preventing moisture from passing in and out.Due to the finite thickness of coating, heat treatment
Time is oversize will to influence the performance of coating.
Preferably, the condition of heat treatment for successively in 80~85 DEG C, 90~100 DEG C, 105~120 DEG C, 90~100 DEG C and
1~2s is processed respectively at 80~85 DEG C.Such coating is heat-treated in the temperature field, the temperature field distribution gradient so that apply
Material film forming early stage gradually heats up, and the film forming later stage gradually lowers the temperature, and then improves the compactness of coating and ensure that coating will not ftracture.More
Preferably, the condition of heat treatment for successively in processing 1.2s respectively at 80 DEG C, 90 DEG C, 120 DEG C, 100 DEG C and 85 DEG C.
With continued reference to Fig. 1, above-mentioned Packaging Bottle 1 is the surface compact of anti-mildew fresh-keeping coating 12 of the inner surface of bottle cap 114, non-porous
Gap, and mould inhibitor is added with, thus keep moisture constant and the effect for preventing from going mouldy with preferable.The Packaging Bottle 1 is special
Suitable for the Storage periods such as fruit, bread and tobacco leaf it is shorter, easily go mouldy in short-term and need in time eat the fresh-keeping of article.
Specifically in the present embodiment, when preparing Packaging Bottle 1, the bulk material for being provided with anti-mildew fresh-keeping coating 12 is first obtained, so
It is made Packaging Bottle using anti-mildew fresh-keeping coating 12 as the inner surface of cavity used for placing articles afterwards.It is appreciated that in other embodiments,
Also body 11 can be first obtained, then the inner surface in cavity used for placing articles forms anti-mildew fresh-keeping coating 12, and then Packaging Bottle 1 is obtained.
It is below specific embodiment.
Embodiment 1
Each component is provided, percentage composition by weight includes:Polyurethane resin 60%, water 30%, gingerol 5% and tween
4%.
Polyurethane resin is soluble in water, it is stirred and heated to 50 DEG C under being 300 revs/min in rotating speed;Auxiliary agent is added,
Rotating speed is continuation stirring 50min under 300 revs/min, obtains mixed liquor.The pH value of mixed liquor is 7 after addition triethylamine.
Gingerol is added into mixed liquor, gingerol completion of dropwise addition so that mode is added dropwise in the case where being stirred under rotating speed is as 600 revs/min
Afterwards, mixed liquor and gingerol are continued to stir mixing 1 in the case where rotating speed is for 600 revs/min.Cooling, obtains anti-mildew fresh-keeping coating.
Anti-mildew fresh-keeping coating is coated in substrate, then successively at 80 DEG C, 90 DEG C, 120 DEG C, 100 DEG C and 85 DEG C respectively
Treatment 1.2s, obtains anti-mildew fresh-keeping coating.
Embodiment 2
Each component is provided, percentage composition by weight includes:The resin 47% of polyvinyl alcohol 2488, water 40%, sorbic acid and ginger
Xanthorrhizol total amount 8%, tween 2% and sodium acid carbonate 3%.
The resin of polyvinyl alcohol 2488 is soluble in water, it is stirred and heated to 65 DEG C under being 100 revs/min in rotating speed;Add
Auxiliary agent, continues to stir 30min under being 200 revs/min in rotating speed, obtains mixed liquor.The pH value of mixed liquor after addition sodium acid carbonate
It is 8.
Sorbic acid and turmeric alcohol are added into mixed liquor, sorb so that mode is added dropwise in the case where being stirred under rotating speed is as 800 revs/min
After acid and turmeric alcohol completion of dropwise addition, mixed liquor, sorbic acid and turmeric alcohol are continued in the case where rotating speed is for 500~800 revs/min
Stirring mixing 2h.Cooling, obtains anti-mildew fresh-keeping coating.
Anti-mildew fresh-keeping coating is coated in substrate, then is located respectively at 85 DEG C, 95 DEG C, 110 DEG C, 90 DEG C and 80 DEG C successively
Reason 2s, obtains anti-mildew fresh-keeping coating.
Embodiment 3
Each component is provided, percentage composition by weight includes:Polyurethane-modified polyvinylidene chloride resin 20%, water 70%,
Dodecyl alanine 0.5% and tween 5%.
Polyurethane-modified polyvinylidene chloride resin is soluble in water, it is stirred and heated under being 200 revs/min in rotating speed
60℃;Auxiliary agent is added, continues to stir 50min under being 400 revs/min in rotating speed, obtain mixed liquor.
Dodecyl alanine is added into mixed liquor, dodecane so that mode is added dropwise in the case where being stirred under rotating speed is as 500 revs/min
After base alanine completion of dropwise addition, mixed liquor and dodecyl alanine are continued to be stirred in the case where rotating speed is for 500~800 revs/min
Mixing 1.5h.Cooling, obtains anti-mildew fresh-keeping coating.
Anti-mildew fresh-keeping coating is coated in substrate, then successively at 83 DEG C, 100 DEG C, 105 DEG C, 95 DEG C and 82 DEG C respectively
Treatment 1s, obtains anti-mildew fresh-keeping coating.
Embodiment 4
Each component is provided, percentage composition by weight includes:Vinylacetate-acrylate copolymer 40%, water and ethanol (volume
Than 1:1) (Meng's ancestor's bamboo extract and the mass ratio of sodium isoascorbate are for total amount 48%, Meng ancestor's bamboo extract and sodium isoascorbate
1:1) total amount 10%, sapn 1.5% and concentrated ammonia liquor 0.4%.
Vinylacetate-acrylate copolymer is soluble in water, it is stirred and heated to 40 DEG C under being 300 revs/min in rotating speed;
Auxiliary agent is added, continues to stir 50min under being 300 revs/min in rotating speed, obtain mixed liquor.The pH of mixed liquor after addition concentrated ammonia liquor
Be worth is 7.5.
Meng's ancestor's bamboo extract and sodium isoascorbate individually and simultaneously in dropwise addition mode are stirred in the case where rotating speed is as 800 revs/min
Lower addition mixed liquor is mixed, after mould inhibitor completion of dropwise addition, mixed liquor, Meng's ancestor's bamboo extract and sodium isoascorbate is continued in rotating speed
To stir mixing 2h under 800 revs/min.Cooling, obtains anti-mildew fresh-keeping coating.
Anti-mildew fresh-keeping coating is coated in substrate, then at 90 DEG C for the treatment of 10s, anti-mildew fresh-keeping coating is obtained.
Embodiment 5
Embodiment 5 is substantially the same manner as Example 4, and difference is that the mould inhibitor of embodiment 5 replaces with Hinokitiol and resists
Bad hematic acid potassium, and the mass ratio of Hinokitiol and potassium ascorbate is 0.428:1;Anti-mildew fresh-keeping coating is coated in substrate, then
5s is processed in 120 DEG C, anti-mildew fresh-keeping coating is obtained.
Embodiment 6
Embodiment 6 is substantially the same manner as Example 4, and difference is that the mould inhibitor of embodiment 6 replaces with Hinokitiol and resists
Bad hematic acid potassium, and the mass ratio of Hinokitiol and potassium ascorbate is 0.67:1;Anti-mildew fresh-keeping coating is coated in substrate, then at
80 DEG C for the treatment of 8s, obtain anti-mildew fresh-keeping coating.
Embodiment 7
Embodiment 7 is substantially the same manner as Example 4, and difference is that the mould inhibitor of embodiment 7 replaces with allicin and water
Poplar bacterium amine, and the mass ratio of allicin and trichlamide is 1.5:1.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but simultaneously
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of Packaging Bottle, it is characterised in that including body and anti-mildew fresh-keeping coating, the body includes bottle and bottle cap, institute
State bottle and the bottle cap cooperatively forms the cavity used for placing articles, the body is provided with cavity used for placing articles, and the anti-mildew fresh-keeping coating sets
In the inner surface of the bottle cap;The raw material of the anti-mildew fresh-keeping coating is anti-mildew fresh-keeping coating, and the anti-mildew fresh-keeping coating is by weight
Amount percentage composition includes following component:Resin 20%~60%, solvent 30%~70%, mould inhibitor 0.5%~10% and auxiliary agent
0.3%~5%, wherein the resin is polyurethane, acrylic acid esters co-polymer, polyvinyl alcohol, polyvinylidene chloride, modified poly-
Vinylidene chloride, ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinylacetate-acrylate copolymer
In at least one, the solvent be water and ethanol at least one.
2. Packaging Bottle as claimed in claim 1, it is characterised in that the acrylic acid esters co-polymer is selected from methyl methacrylate
Ester-ethyl acrylate-acrylic acid acrylate copolymer, methyl methacrylate-butyl acrylate-acrylic copolymer, methyl-prop
At least one in e pioic acid methyl ester-butylacrylate-acrylic acid-N hydroxymethyl acrylamide copolymer.
3. Packaging Bottle as claimed in claim 1, it is characterised in that the modified polyvinilidene dichloroethylene is selected from acrylate modified
At least one in polyvinylidene chloride and polyurethane-modified polyvinylidene chloride.
4. Packaging Bottle as claimed in claim 1, it is characterised in that the mould inhibitor is natural extract class mould inhibitor, described
Natural extract class mould inhibitor is selected from gingerol, catechin, citric acid, allicin, shitosan, sorbic acid, turmeric alcohol, cinnamomum camphora
At least one in essential oil, Meng ancestor bamboo extract, Hinokitiol and nisin.
5. Packaging Bottle as claimed in claim 4, it is characterised in that the resin be acrylic acid esters co-polymer, polyvinyl alcohol,
Polyvinylidene chloride, modified polyvinilidene dichloroethylene, ethylene-vinyl acetate analog copolymer, polyvinyl acetate copolymer and vinegar
During at least one in vinyl acetate-acrylate copolymer, anti-mildew fresh-keeping coating percentage composition by weight also includes being no more than
3% nertralizer, the nertralizer is at least one in sodium acid carbonate, triethylamine and ammoniacal liquor.
6. Packaging Bottle as claimed in claim 1, it is characterised in that the mould inhibitor is that non-natural extracts species mould inhibitor, institute
State non-natural and extract species mould inhibitor selected from sodium Diacetate, potassium sorbate, sodium sorbate, potassium citrate, sodium citrate, propionic acid
Calcium, sodium ascorbate, potassium ascorbate, sodium salicylate, trichlamide, dodecyl alanine, sodium isoascorbate, Kathon CG, Buddhist nun
The golden ester of pool, fumaric acid and bacteriolyze it is mould at least one.
7. Packaging Bottle as claimed in claim 1, it is characterised in that the mould inhibitor is natural extract class mould inhibitor and non-day
Two kinds of species mould inhibitor is so extracted, the natural extract class mould inhibitor and the non-natural extract the mass ratio of species mould inhibitor
It is 0.4~1.5:1.
8. Packaging Bottle as claimed in claim 1, it is characterised in that the bottle cap is sheathed on the bottle, the bottle is glass
Glass material, the bottle cap is PET resin, PP resins, PA6 resins, EVA resin, EVOH resins, PVA resins or PLA resin material
Matter, the periphery that the anti-mildew fresh-keeping coating coordinates located at the bottle cap with the bottle.
9. the Packaging Bottle as described in any one of claim 1~8, it is characterised in that the anti-mildew fresh-keeping coating by preparing as follows
Method is obtained, and the preparation method is comprised the following steps:
The resin, the solvent and the auxiliary agent are well mixed, mixed liquor is obtained;
The mixed liquor and the mould inhibitor are well mixed, the anti-mildew fresh-keeping coating is obtained.
10. Packaging Bottle as claimed in claim 9, it is characterised in that the mould inhibitor adds the mixed liquor so that mode is added dropwise.
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CN201611243802.0A CN106697599A (en) | 2016-12-29 | 2016-12-29 | Packaging bottle |
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CN201611243802.0A CN106697599A (en) | 2016-12-29 | 2016-12-29 | Packaging bottle |
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CN108084818A (en) * | 2017-12-29 | 2018-05-29 | 常德金德新材料科技股份有限公司 | Mould proof film and preparation method thereof |
CN108178945A (en) * | 2017-12-28 | 2018-06-19 | 郑州拓洋生物工程有限公司 | The application in coating of D-araboascorbic acid and/or its salt, antioxidant coating and preparation method thereof |
CN108219328A (en) * | 2017-12-29 | 2018-06-29 | 常德金德新材料科技股份有限公司 | A kind of composite mildew-proof material and preparation method based on short period instant food |
CN117326805A (en) * | 2023-09-27 | 2024-01-02 | 清远南玻节能新材料有限公司 | Glass mildew-proof isolation powder and preparation method and application thereof |
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CN117326805A (en) * | 2023-09-27 | 2024-01-02 | 清远南玻节能新材料有限公司 | Glass mildew-proof isolation powder and preparation method and application thereof |
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Application publication date: 20170524 |