CN102806739A - Anti-static gasket for stacking beverage and food containers and manufacturing method thereof - Google Patents
Anti-static gasket for stacking beverage and food containers and manufacturing method thereof Download PDFInfo
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- CN102806739A CN102806739A CN2012102800036A CN201210280003A CN102806739A CN 102806739 A CN102806739 A CN 102806739A CN 2012102800036 A CN2012102800036 A CN 2012102800036A CN 201210280003 A CN201210280003 A CN 201210280003A CN 102806739 A CN102806739 A CN 102806739A
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Abstract
The invention relates to an anti-static gasket for stacking beverage and food containers and a manufacturing method thereof. The anti-static gasket comprises an insulator film, an embossed layer formed on at least one side surface of the insulator film, and an anti-static layer on the other side, opposite to the side connected with the embossed layer, of the insulator layer. The manufacturing method of the anti-static gasket for stacking beverage and food containers includes the steps of manufacturing the insulator film by extruding an ethylene series high polymer material; enabling the insulator film to pass through an embossed roll to form the embossed layer on at least one side surface of the insulator film; coating an anti-static material on the other side, opposite to the side connected with the embossed layer, of the insulator layer to form the anti-static layer. By the aid of the anti-static gasket, phenomena strikes among the containers, foreign material adhering caused by static, tiny dust pollution and surface scraping and the like can be effectively avoided, sliding phenomenon of the food containers can be reduced to the largest extend, and the stacked containers can be separated conveniently.
Description
Technical field
The present invention relates to a kind of beverage and food containers lamination with antistatic pad and manufacturing approach thereof.Through the beverage among the present invention and food containers lamination with antistatic pad and manufacturing approach thereof; Can be when packing and carrying beverage and food containers; Prevent touching between container, foreign matter stickup and phenomenons such as dust pollution and surface scrape that static causes effectively; And can reduce the sliding phenomenon of food containers to greatest extent, convenient separately laminate container.In addition, curling (curl) phenomenon of the antistatic pad among the present invention is almost equal to zero.
Background technology
Making, in the operation of packing and carrying beverage and food containers, all using usually will be used to support or protect the lamination of container to be processed into discoideus insulating paper with cutting out of pad.But above-mentioned lamination is used pad, and the situation of truncation surface fracture might take place, and the lamination possibility that causes surface scrape with the surface and the friction between the container of pad.In addition, the lamination that is made up of above-mentioned insulating paper does not possess electrostatic-proof function with pad, therefore has the long-time character of putting aside of static of touching and rubbing and cause with other material.The micronic dust that this static brings can packed, transmit, cuts out in the operation, is adsorbed on beverage and the food containers surface, also is difficult to remove fully through matting.
Therefore, the lamination that does not possess electrostatic-proof function is difficult to effectively to solve that foreign matter that static causes is pasted and the pollution problem that the micronic dust of generation causes when packing and transmitting of problem such as surface scrape with pad.
Summary of the invention
In order to address the above problem; The present invention aims to provide one can be when packing and carrying beverage and food containers; Prevent touching between container, foreign matter stickup and phenomenons such as dust pollution and surface scrape that static causes effectively; And can reduce the sliding phenomenon of food containers to greatest extent, convenient separately laminate container, and reduce to minimum beverage and food containers lamination to curling (curl) phenomenon of antistatic pad with antistatic pad and manufacturing approach thereof.
To achieve these goals, the present invention provides a kind of antistatic pad, comprise,
The insulator film;
Be formed at the embossed layer at least one side surface of said insulator film;
Be formed at the antistatic backing on the opposite another side of the one side with being connected to the insulator film of said embossed layer.
Above-mentioned antistatic backing is processed by thermmohardening type antistatic material, and this thermmohardening type antistatic material comprises: percentage by weight is 0.1～30% the component that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 2～25% thermmohardening type adhesive; Percentage by weight is 20～40% water; Percentage by weight is 40～75% organic solvent; And percentage by weight is 0.1～5% additive.
It is that resin, acrylic resin, potassamide acid esters-acrylate copolymer, polyimides, polyamide, polyethers are one or more in resin, polyolefin-based resins and the melmac that above-mentioned thermosetting adhesive is selected from the potassamide acid esters.
Above-mentioned organic solvent can be selected from one or more in dimethyl sulfoxide (DMSO), dimethyl formamide, N-N-methyl-2-2-pyrrolidone N-, 2-butanone, 4-methyl-2 pentanone, methyl alcohol, ethanol, isopropyl alcohol, isobutanol, t-butanols, phenmethylol and the ethylene glycol.
Above-mentioned additive is selected from one or more in fluorine system, silicon system and cation, anion or the amphoteric surfactant.
Above-mentioned antistatic backing is processed by photo-hardening type antistatic structure material; This photo-hardening type antistatic structure material comprises: percentage by weight is 10～40% photo-hardening type nanometer hardening material; Comprise acrylic acid series cell cube, colloid inorganic oxide, silane compound, alkyl-alkoxy acrylic ester cell cube or oligomer, and colloid stabilisers; Percentage by weight is 0.1～30% the composition that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 0.1～5% light trigger; Percentage by weight is 40～85% organic solvent; Percentage by weight is 0.1～5% at least a additive in lubrication prescription, wetting agent, scratch resistance liniment, resistant stain and the ultra-violet stabilizer that is selected from.
It is pi-conjugated that above-mentioned electroconductive polymer is selected from water-soluble property polyaniline, water-soluble property polypyrrole, water-soluble property polythiophene, water-soluble property polyethylene (3,4-ethene dioxythiophene) and their derivative or polymer and water-soluble property or dissolves in organic solvent is in the electroconductive polymer one or more.
The length of above-mentioned CNT can be 1～60 μ m, and diameter can be 0.1～50nm.
Above-mentioned ionic antistatic agent is selected from one or more in following: the cationic salts of alkali metal or alkaline-earth metal; Cation, anion, both sexes or non-ionic surface active agent; 4 grades of ammoniums are surface-active.
The material of above-mentioned insulator film can be the olefin-based resin.
The thickness of above-mentioned antistatic backing can be 0.1～10 μ m.
In order to realize another object of the present invention, the invention also discloses a kind of beverage and food containers lamination preparation method with the antistatic pad, it may further comprise the steps:
Through extruding olefin-based macromolecular material, make the insulator film; Make above-mentioned insulator film through the embossing volume, at least one side surface formation embossed layer of insulator film; Above-mentioned embossed layer the opposite another side of the one side with being connected to the insulator film on smear antistatic material, and it is carried out thermmohardening or photo-hardening is handled, to form antistatic backing.
The manufacturing step of above-mentioned insulator film can carry out under 100～250 ℃ temperature, the olefin-based macromolecule is squeezed into the film of 0.1～3.0mm thickness.
Above-mentioned antistatic material can be a thermmohardening type antistatic material, and this thermmohardening type antistatic material comprises that percentage by weight is 0.1～30% the composition that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 2～25% thermmohardening type adhesive; Percentage by weight is 20～40% water; Percentage by weight is 40～75% organic solvent; And percentage by weight is 0.1～5% additive.
Above-mentioned antistatic material can also be a photo-hardening type antistatic material; This photo-hardening type antistatic material comprises: percentage by weight is 10～40% photo-hardening type nanometer hardening material; Comprise acrylic acid series cell cube, colloid inorganic oxide, silane compound, alkyl-alkoxy acrylic ester cell cube or oligomer, and colloid stabilisers; Percentage by weight is 0.1～30% the component that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 0.1～5% light trigger; Percentage by weight is 40～85% organic solvent; Percentage by weight is 0.1～5% at least a additive in lubrication prescription, wetting agent, scratch resistance liniment, resistant stain and the ultra-violet stabilizer that is selected from.
After above-mentioned formation antistatic backing step, also can comprise the step of cutting out of cutting out above-mentioned antistatic pad by specification.
Above-mentioned insulator film to the step that forms antistatic backing that makes can be implemented in an operation continuously.
Compared with prior art, the present invention has advantage: the antistatic pad anti-static effect among the present invention is very outstanding, the electrostatic phenomenon that is taken place in the time of can effectively reducing beverage and food containers lamination.
Through the antistatic pad among the present invention; Can prevent touching between container, foreign matter stickup and phenomenons such as dust pollution and surface scrape that static causes effectively; And can reduce the sliding phenomenon of food containers to greatest extent, can also conveniently separate laminate container.In addition, curling (curl) phenomenon of the antistatic pad among the present invention is almost equal to zero.In view of the above, utilize the antistatic pad among the present invention, lamination stores a plurality of beverages and food containers up and down.
Static mat piece making method among the present invention is extruding, coating and operation such as cuts out and on an operation, implement continuously that so its production time is lacked, operation is simple, can reduce manufacturing cost.
Description of drawings
Fig. 1 is that beverage and the food containers lamination of the embodiment of the invention is with antistatic pad sketch map;
Fig. 2 is beverage and the food containers lamination of the embodiment of the invention manufacturing approach flow chart with the antistatic pad.
The specific embodiment
Accompanying drawing be will consult below and the beverage that the present invention relates to and food containers lamination specified with antistatic pad and preparation method thereof.
Explain that at first beverage and food containers lamination among the present invention is with the structure of antistatic pad.
Fig. 1 is that beverage and the food containers lamination of the embodiment of the invention is with antistatic pad sketch map.As shown in Figure 1, beverage among the present invention and food containers lamination are made up of insulator film 10, embossed layer 20 and antistatic backing 30 with the antistatic pad.Antistatic pad among the present invention can prevent touching between container, foreign matter stickup and phenomenons such as dust pollution and surface scrape that static causes effectively, and can reduce the sliding phenomenon of food containers to greatest extent, can also conveniently separate laminate container.
Above-mentioned insulator film 10 preferably adopts polyethylene, polypropylene or is equivalent to their mixture---polyethylene hydrocarbon system macromolecule material, but be not limited only to this.The thickness of above-mentioned insulator film can be selected arbitrarily by the operator in the scope that does not influence aim of the present invention, also can form the single or multiple lift structure.
Above-mentioned embossed layer 20 is formed at least one side surface of above-mentioned insulator film 10.
Through above-mentioned embossed layer 20, can prevent curling (curl) phenomenon of antistatic pad among the present invention, and can protect laminate container to avoid external impacts, can also effectively prevent the phenomenons such as scraping of touching or rubbing and causing between the container.
Above-mentioned embossed layer 20 can be formed at the one or both sides of above-mentioned insulator film 10, makes above-mentioned insulator film 10 through the embossing volume, forms embossed layer.At this, data such as the quantity of embossing, form, the degree of depth or width can be adjusted arbitrarily by the operator.
Above-mentioned antistatic backing 30 is formed on the opposite another side of the one side with being connected to the insulator film of above-mentioned embossed layer.Be provided with the antistatic pad among the present invention of above-mentioned antistatic backing 30, its anti-static effect is very outstanding, and it can prevent effectively that the foreign matter that static causes from flowing into.
Antistatic material is smeared on surface in above-mentioned embossed layer, and it is carried out aggregation processing, to form above-mentioned antistatic backing 30.The thickness of above-mentioned antistatic backing can be 0.1～10 μ m.The thickness of above-mentioned antistatic backing 30 is during less than 0.1 μ m, and anti-static effect is not clearly, but its thickness is when surpassing 10 μ m, and manufacturing cost will improve, and then causes price competitiveness to descend.
Above-mentioned antistatic material can be the thermmohardening type antistatic material that comprises following composition: percentage by weight is 0.1～30% the component that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 2～25% thermmohardening type adhesive; Percentage by weight is 20～40% water; Percentage by weight is 40～75% organic solvent; And percentage by weight is 0.1～5% additive.
Also can be the photo-hardening type antistatic material that comprises following composition: percentage by weight be 10～40% photo-hardening type nanometer hardening material; Comprise acrylic acid series cell cube, colloid inorganic oxide, silane compound, alkyl-alkoxy acrylic ester cell cube or oligomer, and colloid stabilisers; Percentage by weight is 0.1～30% the composition that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent; Percentage by weight is 0.1～5% light trigger; Percentage by weight is 40～85% organic solvent; Percentage by weight is 0.1～5% at least a additive in lubrication prescription, wetting agent, scratch resistance liniment, resistant stain and the ultra-violet stabilizer that is selected from.
Above-mentioned electroconductive polymer preferably is selected from water-soluble property polyaniline, water-soluble property polypyrrole, water-soluble property polythiophene, water-soluble property polyethylene (3; The 4-ethene dioxythiophene) and derivative or polymer and water-soluble property or dissolve in organic solvent pi-conjugated be in the electroconductive polymer one or more, but be not only to be confined to this.
The hardness of above-mentioned CNT and electric conductivity are very outstanding, and it has the effect that improves electrostatic-proof function.Above-mentioned CNT can be made through current disclosed several different methods such as chemical vapor deposition method, arc discharge method, plasma torch method and bombardment by ions methods, and its manufacturing approach does not receive any restriction.Above-mentioned CNT can adopt SWCN (the single-walled carbon nanotuble with single-wall structure; SWNT) or the multi-walled carbon nano-tubes of many wall constructions (multi-walled carbon nanotuble; MWNT), its structure does not receive any restriction, and its shape can be screw type, zigzag and armchair (armchair).In addition, also can carry out pre-treatment through current disclosed common method, but also can be without pre-treatment step.
The length of above-mentioned CNT is preferably at 1-60 μ m, and diameter is preferably in the 0.1-50nm scope.Because in above-mentioned scope, its transparency or dispersive property are the most outstanding.
Above-mentioned ion-type antistatic agent can be selected from one or more in following: the cationic salts of alkali metal or alkaline-earth metal; Cation, anion, both sexes or non-ionic surface active agent and level ammonium are surfactant.
It is that resin, acrylic resin, potassamide acid esters acrylate copolymer, polyimides, polyamide, polyethers are one or more in resin, polyolefin-based resins and the melmac that above-mentioned thermmohardening type adhesive is selected from the potassamide acid esters, but is not limited thereto.
Above-mentioned organic solvent specifically can be dimethyl sulfoxide (DMSO) (DMSO), dimethyl formamide (DMF),
In N-methyl-pyrrolidones (NMP), 2-butanone, 4-methyl-2 pentanone, methyl alcohol, ethanol, isopropyl alcohol, isobutanol, t-butanols, phenmethylol and the ethylene glycol one or several; Preferably select alcohol type solvents such as methyl alcohol, ethanol, isopropyl alcohol, isobutanol, t-butanols, phenmethylol or ethylene glycol for use, but be not limited thereto.
Additive in the above-mentioned thermmohardening type antistatic material preferably adopts one or more in fluorine system, silicon system and cation, anion or the amphoteric surfactant.Above-mentioned additive can improve flowability, anti fouling performance, dispersiveness and levelability when smearing antistatic material.
The anti-oligomerizing agent that is used for above-mentioned photo-hardening type antistatic material can be organic silicon polyether copolymer (polyether siloxane copolymer); Organic modified polyorganosiloxane (organo-modified polysiloxane); Polyether-modified polysiloxanes (polyether-modified polydimethyl siloxane); The functional organosilicon of methacryloxy (methacryloxy functional silicone); Silicon ethylene glycol (silicone glycol with carbinol functionality) with methyl alcohol function; Alkyl methyl siloxanes (alkylmethyl siloxane); The water-based of silicon diol or their derivative or polymer morphology; The silicone additive of oiliness series.Above-mentioned ultra-violet stabilizer can effectively improve the weatherability of anti-static product, reduces the yellowing phenomenon that ultraviolet ray causes.Above-mentioned ultra-violet stabilizer can comprise Benzophenone system or BTA system.
Highlight beverage and food containers lamination among the present invention below with the manufacturing approach of antistatic pad.
Fig. 2 is beverage and the food containers lamination of the embodiment of the invention manufacturing approach sketch map with the antistatic pad.As shown in Figure 2, beverage of the present invention and food containers lamination are divided into insulator film manufacturing step S10 with the manufacturing approach of antistatic pad, and embossed layer forms step S20, and antistatic backing forms step S30.In addition, also comprise and cut out step S40.
At above-mentioned insulator film manufacturing step S10, in, utilize squeezer, the olefin-based macromolecule is squeezed into the pad of 0.1～3mm thickness.Above-mentioned extrusion process can be implemented in 100～250 ℃ temperature.When under being lower than 100 ℃ temperature, pushing, the olefin-based macromolecule is not exclusively dissolving very likely, and when under the temperature more than 250 ℃, pushing, might cause the olefin-based macromolecule to decompose fully.
Form among the step S20 in above-mentioned embossed layer, make above-mentioned insulator film, form embossed layer through the embossing volume.Make above-mentioned insulator film through embossing volume, forming continuous embossing, and make them successively through polishing roll and chill roll, the insulation film that cooling is heated is to prevent embossing loss phenomenon.
Form among the step S30 at above-mentioned antistatic backing, smear antistatic material in the one side of above-mentioned embossed layer, and through thermmohardening or photo-hardening, aggregation processing, to form antistatic backing.
What further specify is; Through intaglio printing, lithographic printing, intaglio plate coating (
Keys bar), cutter cut, methods such as roll coating process (
Mayer bar), baking tray method, rolling or injection; Thickness with 0.1～10 μ m; Thermmohardening type antistatic material is applied on the opposite another side of the one side with being connected to the insulator film of above-mentioned embossed layer; Then under 50～250 ℃ temperature; Carry out 30 seconds～30 minutes sclerosis, aggregation processing, to form above-mentioned antistatic backing.
In addition, also can through intaglio printing, lithographic printing, (
Keys bar), cutter cut, roll coating process (
Mayer bar), methods such as baking tray method, rolling or injection; Thickness with 0.1～10 μ m; Thermmohardening type antistatic material is applied on the opposite another side of the one side with being connected to the insulator film of above-mentioned embossed layer, and under 50～250 ℃ temperature, the oven dry of carrying out 1～10 minute is handled then; After removing the organic solvent in the antistatic material fully, again through 250～600mJ/cm
3The ultraviolet ray irradiation of luminous flux, cure process are to form antistatic backing.
Above-mentioned thermmohardening type or photo-hardening type antistatic material are identical with foregoing, so omit the explanation to it at this.
Cut out among the step S40 above-mentioned, utilize cutting device, the antistatic pad of making in above-mentioned S10～S30 step is cut out by specification.
Above-mentioned S10～S30 step can be accomplished in an operation (in-line), implements continuously through transmitting the insulator film.In addition, above-mentioned S40 step also can be followed S10～S30 step and on an operation (in-line), implement continuously.Owing on an operation, implementing extruding, embossing formation, coating and cutting out, so can effectively shorten activity time, simplify working process, can also reduce cost of goods manufactured.Above-mentioned S10～S40 step can not implemented on an operation continuously, can on other operation (off-line), implement according to operator's needs yet.
To further specify technology of the present invention through embodiments of the invention and comparative example below.This only is in order technology of the present invention to be described, therefore not limit affiliated scope of the present invention.
< embodiment 1 >
1-1. produce thermmohardening type antistatic material through mixing following material: by weight percentage; 10% polyethylene (3; 4-enedioxy thiophene) (Baytron; PH), acrylic acid-potassamide acid ester polymer of 5% (Stahl Asia Pte Ltd., WF-4644), 31.5% water, 50% isopropyl alcohol, 3% 1-Methyl-2-Pyrrolidone and 0.5% lubrication prescription (silicones series).
1-2. utilize 170～190 ℃ squeezer, and press operation through the T-plate, acrylic resin is carried out extrusion process after; Make it pass through embossing volume, polishing roll or chill roll; Produce the polypropylene gasket of the 0.5mm thickness that forms embossed layer, then through the intaglio printing coating way, at a side surface of above-mentioned polypropylene gasket; Smear the above-mentioned thermmohardening type antistatic material of 0.1 μ m thickness (filming after the oven dry); And under 60～80 ℃ temperature, carry out thermmohardening and handle, its reverse side also adopt carry out the smearing of thermmohardening type antistatic material in the same way, thermmohardening is handled, to produce the antistatic pad that the two sides all forms antistatic backing.
1-3. through continuous operation, cut out above-mentioned antistatic pad, produce lamination up and down and place the lamination of food containers and use the antistatic pad.
< embodiment 2 >
2-1. produce photo-hardening type nanometer hardening material through mixing following material: by weight percentage; 50% acrylic acid series cell cube (20% dipentaerythrite six acrylic acid ester, 30% pentaerythritol triacrylate; The source business of Korea S U.S.), 10% alkyl-alkoxypropan olefin(e) acid is cell cube [dipentaerythrite six epoxy acrylates (Dipentaerythritol hexaetoxyacrylate:DPHEA); SATOMER Co.)] (Nalco 2327 for 25% inorganic oxide,---aqueous dispersion silica sol; NALCO Co.), 5% silane compound [3-methyl allyl acyloxypropyl trimethoxysilane; (3-methacrylocxa propyl trimethoxy silane); Shin-etsu chemical Co.], 10% colloid stabilisers (acryloyl morpholine, mixture SATOMERCo.).
Produce photo-hardening type antistatic material 2-2. add following material: by weight percentage; The photo-hardening type nanometer hardening material that produces in 15% the above-mentioned 2-1 step, 10% polyethylene (3; 4-enedioxy thiophene) (Baytron PH; Bayer Co.), (Igacure 184 for 1% light trigger; Ciba Geigy Co.), 0.2% lubrication prescription (Tego glide 450; Tego Co.), 0.5% ultra-violet stabilizer (BYK-307, BYK Co.), 0.3% ultra-violet absorber (Tinubin 3270, Ciba Geigy Co.) and 73% organic solvent (40% isopropyl alcohol, 20% methyl cellosolve, 13% ethylene glycol).
2-3. in being employed in above-mentioned 2-2 step, make the mode of photo-hardening type antistatic material, adopt the method identical with the foregoing description 1, produce beverage and the food containers lamination is used the antistatic pad.
< embodiment 3 >
3-1. produce thermmohardening type antistatic material through mixing following component; 2% CNT (MWCNT; Nanocyl), acrylic acid-potassamide acid ester polymer of 5% (Stahl Asia Pte Ltd., WF-4644), 42.5% water, 50% isopropyl alcohol, 0.5% lubrication prescription (silicones series).
3-2. in being employed in above-mentioned 3-1 step, make the mode of thermmohardening type antistatic material, adopt the method identical with the foregoing description 1, produce beverage and the food containers lamination is used the antistatic pad.
< embodiment 4 >
4-1. through mixing following component; Produce the thermmohardening antistatic material: by weight percentage; 4 grades of ammoniums of 10% are surfactant (ACL; Japan), 5% acrylic acid-potassamide acid ester polymer (Stahl Asia Pte Ltd., WF-4644), 34.5% water, 50% isopropyl alcohol, 0.5% lubrication prescription (silicones series).
4-2. in being employed in above-mentioned 4-1 step, make the mode of thermmohardening type antistatic material, adopt the method identical with the foregoing description 1, produce beverage and the food containers lamination is used the antistatic pad.
< comparative example 1 >
1-1. utilize 170-190 ℃ squeezer, press operation through the T plate, behind the thickness extruded polypropylene resin with 0.5mm, make it pass through embossing volume, polishing roll and chill roll, produce the polypropylene gasket that forms embossed layer.
1-2. through continuous operation, the polypropylene gasket that produces in above-mentioned 1-1 step is cut out processing, produces lamination and use the antistatic pad.
< comparative example 2 >
2-1. utilize 170-190 ℃ squeezer, press operation through the T-plate, behind the thickness extruded polypropylene resin with 0.5mm, make it pass through polishing roll and chill roll, produce the polypropylene gasket that does not form embossed layer.
2-2. through the method identical with embodiment 1; Be utilized in the thermmohardening type antistatic material that embodiment 1-1 step produces through continuous operation; Polypropylene gasket two sides in that above-mentioned 2-1 step produces forms antistatic backing, produces lamination and uses the antistatic pad.
<Experimental example 1>The measurement of sheet resistance
To the antistatic pad of in the foregoing description and comparative example, making; According to ASTM D257 measuring method, utilize TRUSTAT ST-3 (Simco Japan, INC); Condition with the humidity of 55%RH and 23 ℃ of temperature and 100-500 volt applied voltage; Measure the sheet resistance 10 times of above-mentioned antistatic pad, and write down its mean value, its measurement result is as shown in table 1 below.
<Experimental example 2>The frictional static voltage measurement
To the antistatic pad of in the foregoing description and comparative example, making, utilize that (Simco Japank INC) is dried the polyester fiber friction 50 times of processing, measures its frictional static voltage then through ELECTROSTATIC FIELDMTER FMX-003.In view of the above, write down the mean value of 10 frictional static voltages, its measurement result is as shown in table 1 below.
<Experimental example 3>The measurement of coefficient of friction
To the antistatic pad of in the foregoing description and comparative example, making; According to ASTM D1894 specification; Utilize friction coefficient measurement system (Friction Coefficient Measuring System) to measure its coefficient of friction, its measurement result is as shown in table 1 below.
Table 1
As above shown in the table 1, the antistatic pad among the present invention, sheet resistance is little, and anti-static effect is outstanding, and frictional static voltage is little, and container and the friction between the pad when being used for container laminate are little, and the pad phenomenon of curling can not occur.
As stated, use the antistatic pad through beverage among the present invention and food containers lamination, but level, lamination are placed beverage and food containers, its anti-static effect is very outstanding, can prevent effectively that foreign matter from flowing into the pollution that causes and phenomenon such as bad.
Claims (18)
1. beverage and food containers lamination are used the antistatic pad, it is characterized in that comprising:
The insulator film;
Be formed at the embossed layer at least one side surface of said insulator film;
Be formed at the antistatic backing on the opposite another side of the one side with being connected to the insulator film of said embossed layer.
2. beverage according to claim 1 and food containers lamination are used the antistatic pad, it is characterized in that, said antistatic backing is processed by thermmohardening type antistatic material, and this thermmohardening type antistatic material comprises:
Percentage by weight is 0.1～30% one or more the component in electroconductive polymer, CNT and the ion-type antistatic agent that is selected from;
Percentage by weight is 2～25% thermmohardening type adhesive;
Percentage by weight is 20～40% water;
Percentage by weight is 40～75% organic solvent; And
Percentage by weight is 0.1～5% additive.
3. beverage according to claim 2 and food containers lamination are used the antistatic pad, it is characterized in that: it is that resin, acrylic resin, potassamide acid esters-acrylate copolymer, polyimides, polyamide, polyethers are one or more in resin, polyolefin-based resins and the melmac that said thermmohardening type adhesive is selected from the potassamide acid esters.
4. beverage according to claim 2 and food containers lamination are used the antistatic pad, it is characterized in that: said organic solvent is selected from one or more in dimethyl sulfoxide (DMSO), dimethyl formamide, N-N-methyl-2-2-pyrrolidone N-, 2-butanone, 4-methyl-2 pentanone, methyl alcohol, ethanol, isopropyl alcohol, isobutanol, t-butanols, phenmethylol and the ethylene glycol.
5. beverage according to claim 2 and food containers lamination are used the antistatic pad, it is characterized in that: said additive is selected from one or more in fluorine system, silicon system and cation, anion or the amphoteric surfactant.
6. beverage according to claim 1 and food containers lamination are used the antistatic pad, it is characterized in that: said antistatic backing is processed by photo-hardening type antistatic material, and this photo-hardening type antistatic material comprises:
Percentage by weight is 10～40% photo-hardening type nanometer hardening material, comprises acrylic acid series cell cube, colloid inorganic oxide, silane compound, alkyl-alkoxy acrylic ester cell cube or oligomer, and colloid stabilisers;
Percentage by weight is 0.1～30% the component that is selected from any or several kinds in electroconductive polymer, CNT and the ion-type antistatic agent;
Percentage by weight is 0.1～5% light trigger;
Percentage by weight is 40～85% organic solvent;
Percentage by weight is 0.1～5% at least a additive in lubrication prescription, wetting agent, scratch resistance liniment, resistant stain and the ultra-violet stabilizer that is selected from.
7. use the antistatic pad according to claim 2 or 6 described beverages and food containers lamination, it is characterized in that: said electroconductive polymer be selected from water-soluble poly aniline, water-soluble poly pyrroles, water-soluble property polythiophene, water-soluble polyethylene and derivative thereof or polymer and water-soluble or dissolve in organic solvent pi-conjugated be in the electroconductive polymer one or more.
8. use the antistatic pad according to claim 2 or 6 described beverages and food containers lamination, it is characterized in that: said length of carbon nanotube is 1～60 μ m, and diameter is 0.1～50nm.
9. use the antistatic pad according to claim 2 or 6 described beverages and food containers lamination, it is characterized in that: said ion-type antistatic agent is selected from one or more in following: the cationic salts of alkali metal or alkaline-earth metal; Cation, anion, both sexes or non-ionic surface active agent; 4 grades of ammoniums are surfactant.
10. beverage according to claim 1 and food containers lamination are used the antistatic pad, it is characterized in that: the material of said insulator film is the olefin-based resin.
11. beverage according to claim 1 and food containers lamination are used the antistatic pad, it is characterized in that: the thickness of said antistatic backing is 0.1～10 μ m.
12. beverage and food containers lamination is characterized in that: may further comprise the steps with the preparation method of antistatic pad:
Through extruding olefin-based macromolecular material, make the insulator film;
Make above-mentioned insulator film through the embossing volume, at least one side surface formation embossed layer of insulator film;
On the opposite another side of the one side with being connected to the insulator film of above-mentioned embossed layer, smear antistatic material, and it is carried out thermmohardening or photo-hardening processing, to form antistatic backing.
13. beverage according to claim 12 and food containers lamination is characterized in that with the preparation method of antistatic pad: said antistatic material is a thermmohardening type antistatic material, and this thermmohardening type antistatic material comprises:
Percentage by weight is 0.1～30% one or more the component in electroconductive polymer, CNT and the ion-type antistatic agent that is selected from;
Percentage by weight is 2～25% thermmohardening type adhesive;
Percentage by weight is 20～40% water;
Percentage by weight is 40～75% organic solvent; And
Percentage by weight is 0.1～5% additive.
14. beverage according to claim 12 and food containers lamination are used the antistatic pad, it is characterized in that: said antistatic material is a photo-hardening type antistatic material, and this photo-hardening type antistatic material comprises:
Percentage by weight is 10～40% photo-hardening type nanometer hardening material, comprises acrylic acid series cell cube, colloid inorganic oxide, silane compound, alkyl-alkoxy acrylic ester cell cube or oligomer and colloid stabilisers;
Percentage by weight is 0.1～30% one or more the component in electroconductive polymer, CNT and the ion-type antistatic agent that is selected from;
Percentage by weight is 0.1～5% light trigger;
Percentage by weight is 40～85% organic solvent;
Percentage by weight is 0.1～5% at least a additive in lubrication prescription, wetting agent, scratch resistance liniment, resistant stain and the ultra-violet stabilizer that is selected from.
15. beverage according to claim 12 and food containers lamination is characterized in that with the preparation method of antistatic pad: the manufacturing step of said insulator film carries out under 100～250 ℃ temperature.
16. beverage according to claim 12 and food containers lamination is characterized in that with the preparation method of antistatic pad: in the step that makes the insulator film, the olefin-based macromolecule is squeezed into the thickness of 0.1～3.0mm.
17. beverage according to claim 12 and food containers lamination is characterized in that with the preparation method of antistatic pad: after forming the antistatic backing step, also comprise the step of cutting out of cutting out said antistatic pad.
18. beverage according to claim 12 and food containers lamination is characterized in that with the preparation method of antistatic pad: make insulator film to the step that forms antistatic backing and in an operation, carry out continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102800036A CN102806739A (en) | 2012-08-08 | 2012-08-08 | Anti-static gasket for stacking beverage and food containers and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102800036A CN102806739A (en) | 2012-08-08 | 2012-08-08 | Anti-static gasket for stacking beverage and food containers and manufacturing method thereof |
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| CN102806739A true CN102806739A (en) | 2012-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103552334A (en) * | 2013-11-05 | 2014-02-05 | 恩斯盟防静电材料(镇江)有限公司 | Antistatic pad and tray as well as manufacturing method thereof |
| CN103642384A (en) * | 2013-12-06 | 2014-03-19 | 苏州贤聚科技有限公司 | Intrinsic anti-static hardened film and preparation method thereof |
| CN104293222A (en) * | 2013-07-18 | 2015-01-21 | 藤森工业株式会社 | Method for producing antistatic surface protection film, and antistatic surface protection film |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011046254A1 (en) * | 2009-10-13 | 2011-04-21 | 나노캠텍주식회사 | Antistatic sheet for stacking beverage and food containers and manufacturing method thereof |
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2012
- 2012-08-08 CN CN2012102800036A patent/CN102806739A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011046254A1 (en) * | 2009-10-13 | 2011-04-21 | 나노캠텍주식회사 | Antistatic sheet for stacking beverage and food containers and manufacturing method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293222A (en) * | 2013-07-18 | 2015-01-21 | 藤森工业株式会社 | Method for producing antistatic surface protection film, and antistatic surface protection film |
| CN103552334A (en) * | 2013-11-05 | 2014-02-05 | 恩斯盟防静电材料(镇江)有限公司 | Antistatic pad and tray as well as manufacturing method thereof |
| CN103642384A (en) * | 2013-12-06 | 2014-03-19 | 苏州贤聚科技有限公司 | Intrinsic anti-static hardened film and preparation method thereof |
| CN103642384B (en) * | 2013-12-06 | 2016-06-29 | 苏州贤聚科技股份有限公司 | A kind of Intrinsical antistatic cured film and preparation method thereof |
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Application publication date: 20121205 |