CN85101771A - Post the method for the container and the adhesive label of plastic label - Google Patents
Post the method for the container and the adhesive label of plastic label Download PDFInfo
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- CN85101771A CN85101771A CN 85101771 CN85101771A CN85101771A CN 85101771 A CN85101771 A CN 85101771A CN 85101771 CN85101771 CN 85101771 CN 85101771 A CN85101771 A CN 85101771A CN 85101771 A CN85101771 A CN 85101771A
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Abstract
The invention provides a kind of do not have the hot melt adhesive defective, attractive, the reusable labeled container of energy, when using, in by zone certain on the before and after edge of this face of container, coats by this label the solvent of dissolve polymer, form viscosity solution, the viscosity that the solution during this solidifies has can be fixed on label on the container.After label was sticked container by bag, because the solution cure hard makes bonding the dying down between container and label, therefore when reusing container, label can easily and cleanly be peelled off from container.
Description
The present invention relates to a container, bag is attached to the label on the container and label is attached to method on the container.
The use mechanial control device labels to container known, and these devices comprise a plastic label paper conveyer, a cylinder that label is housed and label is attached to container outer surface.Label adheres on the container, and cylinder is attached to label on the container to roll to come along a certain fixed pan.For example in No. 4323416, the United States Patent (USP) oblatio a kind of such device, label is pasted on the container, the bond end of label makes and sticks with glue applicator they are sticked together, use hotmelt so that label is bonded on the container, and when the bond end of adhesive label, utilize viscosity side seam in this formation.
Use other bonding agent, all have certain defective during as dextrin, glue and pressure-sensitive adhesive, for the beverage bottle first category vessel that contains carbonic acid gas of former directed plastics, pressure-sensitive adhesive is generally inapplicable.
Use hotmelt not only dirty but also expensive, also must heat during use, also have the danger of catching fire during with this bonding agent of heater heats.In addition,, be attached to top label and be difficult to remove, so just make the outside surface of container very dirty, be difficult for recycling such as directed plastics first category vessel.
The objective of the invention is fast and effeciently to stick the apparatus and method of plastic label to container, this apparatus and method are not used the hot melt adhesive of various defectives, can produce on large-scale basis.
Another object of the present invention provides product a kind of easy recycling, attractive, and provide a kind of solvent seam method that the plastic label bag is attached to around the container, this method has been eliminated the various defectives of using the hot melt adhesive agent method and producing.
The 3rd purpose of the present invention provides a kind of labelled method of container and good, that easily reuse, labeled container itself given, and container has a neck and a container body, and the plastic label bag is attached to body.Label is made with the thermoplastic polymer, can print in the above, can be dissolved in the solvent, one deck foamed polymer is arranged on the label, its one side abuts on the container body, as long as this one side is attached on the bottle stick on top securely gently, the forward position that a Paste Container body is arranged on the foam layer, the district of qualification is arranged on the forward position, one deck liquid cohesive solution is arranged in the district, this solution is can formed in the solvent of molten this polymkeric substance by polymer dissolution, solution in this limits the district can solidify, form the solid state bonds layer, the instantaneous laminating layer that is clamminess that solution forms is enough to the forward position subsides are affixed on the container body, and label has been wrapped in around the container body.When the solution hardening of solidifying, because a little less than bonding between label and the container body becomes, so label is easy to get on to remove for recycling from container body, do not have dirty material on the container of recovery, back edge is arranged on the froth bed, and it and forward position overlap and form the sleeve shaped label on containers.There is second to limit the district on the foam layer on back edge, it generally prolongs along expanding along the back, limit the district at second and contain the liquid cohesive solution that polymer dissolution forms in solvent, after solution solidifies, edge forms the side seam bonding coat in overlap joint, in use, bonding coat here can be more firm in conjunction with getting, and side seam can tolerate and tear.
The solution of the object of the invention will be hereinafter, promptly describes in detail in appending claims and the diagram.Illustrate as follows:
Fig. 1 is the front elevation that the directed plastic containers at spill (cup-shaped) end are arranged.
Fig. 2 is the skeleton view of the drawn container of Fig. 1, and label is wrapped on the container in certain specific mode.
Fig. 3 is the planimetric map that is presented at the label on Fig. 2, a plurality of qualifications district is arranged near the forward position of label inner bottom surface, and in the qualification district near the edge, back, be strip, moment before being attached on the container has formed these and has limited the district, the viscosity solution that it is formed by the polymkeric substance in the solvent that is dissolved on the label constitutes, so has just formed the solid state bonds layer after the solution curing.
Fig. 4 is the local amplification profile of label.
Fig. 5 is the label planimetric map that is used among the different embodiment with Fig. 6.
The invention provides a kind of welcomely, easily container and the label of recycling do not have one to limit the district on the forward position of one side of container, have one to limit the district on rear edge yet and do not exist the defective that occurs when using hotmelt, label to recline. In addition, limit the solvent that the district uses the energy dissolve polymer at each, in these limit the district, the viscosity solution that contains polymer is arranged, enough viscosity is arranged with the label bonding after solution solidifies and encase container.
Label sticking around the container after because the solution hardening of solidifying, so that bonding the dying down between container and the label just is easy to also very neatly label be torn it down from container for reusing like this future.
" curing " this term that above uses refers to solvent and evaporates the process that causes or refer to that ion moves into contiguous bonding zone in bonding zone, the speed of solidifying depends on the speed that said process takes place, the boiling temperature that just depends on solvent, the solution amount that applies and the solubility of polymer in solvent.
The present invention also provides a kind of cleaning, promptly the label bag has been attached to the method for a container body, and label is that the complexing agent compacting is made, and it has a solid polymer layer and a foam polymeric layer.
The method comprises the following step:
A, horizontal in label being placed around the container body before advancing, that face that foam layer is arranged is near container body.
B, the forward position on the foam layer is contacted with polymer solution.
C, since with the contacting of solution, on the forward position of foam layer, form and limit the district.
D, will contain the liquid-state viscosity polymer solution and cling to container body, label is pasted on the container near the qualification district of container body.
Viscous liquid after E, the curing forms a tacky adhesion layer between froth bed and container body.
F, behind froth bed, add the liquid-state viscosity polymer solution, also form and limit the district along a side.
G, front and back are formed a side seam along overlap joint.
H, utilize viscous liquid to solidify to make before and after along bonding, so between solid plastic layer and foamed polymer layer formation one solid state bonds layer.
In No. the 3468467th, United States Patent (USP), Amberg (Ambery) (transferring Owens-Illinois company) has been described two cup-shaped structure of sealing at the side seam place with solvent, seals in bottom and side seam appropriate position with solvent.The patented invention of Amberg as solvent, is applied to the hard of cup-shaped material with methylene chloride, and the method for fine and close polystyrene skin is sealed and carried out quite slowly, and will apply certain pressure in the lap-joint of side seam.There are several places to mention in the text of the patent specification of Amberg and forbid using solvent, for example in second hurdle the 14th～20 row at the froth zone of polystyrene material.
The present invention is just in time opposite, has used the solvent method for sealing, dichloromethane solvent directly is applied on the layer of polystyrene foam of plastic label, and methylene chloride can dissolve the polystyrene on the froth bed rapidly.The principle of determining the set time of this synthetic viscosity solution is: must make froth bed can select 1/2 second, preferably 1/3 second by the solution that solidifies easily but be securely adhered to the surface of container.So just can carry out giving on a large scale the labelled processing of container, methylene chloride also is used in the back edge of polystyrene label, so just on the edge, back, formed and limited the district, having finished side seam behind the overlap joint of label two ends seals, because the polystyrene that is dissolved in the methylene chloride has formed the viscosity solution that solidifies, just constituted to limit and distinguished.
Arrive seen in diagram, container 8 has a body 9 and a cup bottom 9a, and container body is encased a part by label 10 among Fig. 3 (2).
As what in the embodiment of Fig. 2 and Fig. 4, seen, there are a solid polymer layer 15 and a froth bed 20, froth bed 20 inner bottom surfaces 22, forward position 25 and back in the label outside along 27, limiting district 65 is to be positioned near the inner bottom surface in forward position, limiting district 66 is to be positioned at the back along last, it is the instantaneous viscosity solution that promptly solidifies that on froth bed 20 these limit the district, preferably is dissolved in the solution that the polystyrene in the methylene chloride forms.
Novel container of the present invention and label can large-scale production, and in the patented claim of Harold R.Fosnaught, (submitted in the U.S., procuratorial trial number is 15718) be described, this application is applied on the same day with the present invention, exercise question is " apparatus and method of container adhesive label ", it and the designated same handler of the application, above-mentioned is to have adopted the solvent mouth-sealing method on jumbo basis to the labelled apparatus and method of container automatically.Therefore, can combine reading with the application.
We recommend to adopt polystyrene to form instantaneous viscosity solution as the polymkeric substance in the aforesaid qualification district so that go up ahead of the curve, label can be wrapped to be attached on the container, the most handy methylene chloride is handled polystyrene foam, in general it is a low density foam, its density is 3 or 4～14 or 15 pounds/cubic feet, or adopt intermediate density foam, from 15 to 28 or 30 pounds/cubic feet.
Polymkeric substance can all or part of employing polystyrene, other be widely used styrene polymer arranged, for example cinnamic multipolymer and ethene are comonomer, comprise vinylacetate, vinyl chloride, 1,1-dioxy ethene and acrylate monomers, as methylmethacrylate and ethyl methacrylate, the styrene in styrol copolymer, its weight ratio preferably is greater than 40%～50%, and optimum weight ratio is 60%～75%.
At least in some concrete application, use the ground of polystyrene can use some other polymkeric substance, comprise Polyvinylchloride, polypropylene and acrylate polymer (as polymethylene acrylate, polyethylene acrylate, polymethylene acrylates, polyethylene propylene hydrochlorate and poly-(acrylic acid)).
The thickness of froth bed is approximately from 1 or 2 mils to 15 or 20 mils, but adopts 8 to 10 mils the most suitable.
The most suitable label is a multilayer labels, multilayer labels is a layer matter, but preferably adopt the Compound Extrusion structure of solid polymer layer and froth bed, the solid layer thickness of multilayer labels is from 1/2 to 5 mil approximately, the thickness of froth bed is from 5 to 20 mils approximately, preferably 8 to 12 mils are just as noted above, and the most suitable multilayer labels is the polystyrene label.
Methylene chloride is an excellent solvent for polyphenyl ethane, methylene chloride is once referred mistake in some documents, the 66th page solvent table is just shown methylene chloride in " modern plastics encyclopedia " of publishing as nineteen sixty-eight, and for example all once mentioned " plastic engineering handbook " (the 4th edition) of the Froas work of publishing in 1976 or in " polymer handbook " (the 2nd edition) of Bandrun in 1975 and Zmmcrgut work, the boiling temperature of this methylene chloride approximately is 39.8 ℃, and solubleness is 9.7(Cal/cm
3)
In general, the solvent of solubleness between 8.4 to 10.0 just can all or part of replacement methylene chloride.
The material that is suitable for doing the polystyrene solvent among the present invention has: benzene, toluene, styrene, other low chlorine fat hydrocarbon (as triclene and perchloro-ethylene), methyl ethyl ketone (being butanone) and acetate cap ester.
Suitable preferably 35～85 ℃ of the boiling temperatures (room temperature condition during application is 25 ℃ or 22～28 ℃) of making the solvent of polystyrene foam or other suitable mixture.
The solvent that is fit to do Polyvinylchloride is benzene, toluene, ethylbenzene, styrene and low chlorine fat hydrocarbon (comprising triclene and perchloro-ethylene), and when using polystyrene, the solvent of Shi Heing is a methylene chloride the most.
Dichloroethylene is the best solvent of polystyrene, is suitable for other solvent exhaustive list in the above of Polyvinylchloride.
Though also be not particularly suitable for doing the solvent of Polyvinylchloride and polyacrylate, can adopt butanone, methyl formate, ethylene dichloride and ethyl acetate.
During table on consulting " polymer handbook " mentioned above, please see that exercise question is a hurdle of " solvent and non-solvent ", at the 4th joint 241-265 page or leaf and 349-359 page or leaf, the solubleness of Polyvinylchloride generally is 9.4～10.8(Cal/cm
3)
, the solubleness of acrylates base polymer and acrylate copolymer approximately is 8.2～11(Cal/cm
3)
State when table in the use, the method that the solubleness of polymkeric substance press on the IV of handbook-337 page is definite, and identical with definite method of solvent, polymkeric substance is in solvent: (a), with various ratios; (b), no thermal distortion; (c), no volume change; (d), reactionless or specific combination.
The solvent that uses among the present invention can be a single solvent, also can be mixed solvent, and solvent can be solvent one polymer system.Polymkeric substance is compatible with the polymkeric substance of making label in this system.If the label aggregation thing is a polystyrene, solvent one polymer system just should be the system that polystyrene is dissolved in solvent so, with the polystyrene compatible polymers be the styrene polymer of above mentioning.
These solvent polymeric system systems and single solvent or mixed solvent constitute the qualification district of label inner bottom surface, form and limit the instantaneous viscosity solution that polymkeric substance is gone up in the district, solvent can allow label to close up on container and encase container, also can allow the label two ends overlap joint and the formation side seam that sticks together.
Claims (18)
1, one has the container of neck and body and a bag to be attached to container body plastic label on every side.Label is made with the thermoplastic polymer, can print, can be dissolved in the solvent or solvent one polymer system in, this system and label aggregation thing are compatible.Label has a foam layer, and its one side contacts with container, and as long as firmly fixing once connecting gently.Froth bed has one and the contacted forward position of container body, goes up ahead of the curve to exist one to limit the district, and the liquid cohesive solution of polymkeric substance is arranged in the qualification district, solidifies the back and forms the solid state bonds layer.The instantaneous tacky adhesion layer that this solution forms is enough to make the forward position to paste on the container body, thereby the label bag is attached to around the container body.After the solution hardening of solidifying, a little less than the value bondability becomes between label and the container body wall, thereby label can get on to remove for recycling from container body at an easy rate.Also do not have dirty and messy material on the container body of retrieving.Froth bed has edge, a back, and it and forward position overlap, and forms the sleeve shaped label on container.Have second to limit the district on the froth bed on back edge, it generally is along extending along the back.Second limits the liquid cohesive solution that has polymer dissolution to form in the district in solvent.After solution solidifies, just form the side seam bonding coat along the place at overlap joint.Bonding coat is comparatively firm, is difficult for during use being torn.
2,, limit the polymkeric substance polystyrene in the district, the solvent methylene chloride according to determined container of claim 1 and label.
3, according to determined container of claim 1 and label, limit the polymkeric substance styrene polymer in the district, comprise cinnamic multipolymer and copolymerization of ethylene monomer.
4, a container and the bag with body is attached to body plastic jacket tubular label on every side.The skin of label is the solid polymer layer, and the internal layer of the container body that reclines is the foamed polymer layer.The foamed polymer layer is just pasted container body by the tacky adhesion layer securely as long as recline gently.This tacky adhesion floor is to form in the qualification district on foamed polymer.Limit the liquid cohesive solution that polymkeric substance is arranged in the district, after label wrapped on the container, the low boiling point solvent of dissolve polymer evaporated rapidly in the solution, and solution solidify to form solid-state tacky adhesion layer.Have an end by before and after edge to overlap the side seam that forms on the label, this side seam is to be bonded together by the liquid cohesive solution that forms behind the dissolution with solvents foamed polymer to constitute.Solvent is applied to formation liquid solution in the qualification district along the back edge of foamed polymer floor, after the curing, and the bonding coat of formation viscosity between the edge, front and back at label side seam place.
5, the plastic label of Compound Extrusion has a solid polymer layer and a foamed polymer layer, along having one to limit the district on first forward position of froth bed, behind second of froth bed along on have one to limit the district.Each limits the liquid cohesive solution that foamed polymer is all arranged in the district, and after solvent evaporated rapidly, solution solidify to form the tacky adhesion floor that limits in the district.
6, according to the determined label of claim 5, the polymkeric substance of froth bed is a polystyrene, and solvent is a methylene chloride.
7,, on first edge of froth bed, a plurality of qualifications district is arranged according to the determined label of claim 6.
8, according to determined container of claim 1 and label, container is directed poly-terephthaldehyde's phenol ethyl ester container, and the foamed polymer layer is a polystyrene, and solvent is a methylene chloride.
9, according to determined container of claim 1 and label, container is a glass container.
10, according to determined container of claim 1 and label, container is a canister.
11, according to determined container of claim 1 and label, the polymkeric substance that limits in the district is a Polyvinylchloride.
12, according to determined container of claim 1 and label, the polymkeric substance that limits in the district is an acylated polymer.
13, a container has a neck and a body, and one is suitable for wrapping the Compound Extrusion plastic label that is attached to around the container body.One deck is arranged as long as gently once linking the foamed polymer layer that is securely fixed in container body on the label.The foamed polymer layer have one with contacted first forward position of container body wall, on the qualification district inner foam polymkeric substance in forward position liquid cohesive solution is arranged, this solution is that polymer dissolution forms in low boiling point solvent.The solution that limits in the district can solidify and form a tacky adhesion floor between solid-state foamed polymer floor and container body wall.The bonding coat of the instantaneous viscosity that solution forms is enough to the forward position is pasted on the container body wall, and this just makes the label bag be attached on the container body.After the solution hardening of solidifying, a little less than bonding between label and the container body became, label just was easy to remove for recycling from container like this.Edge, one back is arranged on the froth bed, and it and forward position overlap, and form pipe box shape label on container body.The back is along a qualification district that stretches along this edge, back is arranged on the foam layer.Limit in the district liquid cohesive solution that forms behind the low boiling point solvent dissolve polymer is arranged.This solution solidifies the back and be frozen into bonding coat between froth bed and solid layer.
14, the Compound Extrusion plastic label bag that will contain solid polymer layer and foamed polymer layer is attached on the container of a body, and the method comprises the steps:
A, horizontal in label being placed around the container body before promoting, that face that foam layer is arranged is near container body.
B, the forward position on the foam layer is contacted with polymer solution.
C, since with the contacting of solution, on the forward position of foam layer, form and limit the district.
D, will contain the liquid-state viscosity polymer solution and cling to container body, label is pasted on the container near the qualification district of container body.
Viscosity solution after E, the curing forms a tacky adhesion layer between froth bed and container body.
F, behind froth bed, add the liquid-state viscosity polymer solution, also form and limit the district along a side.
G, front and back are formed a side seam along overlap joint.
H, utilize viscosity solution to solidify to make before and after along bonding, so between solid plastic layer and foamed polymer layer formation one solid state bonds layer.
15, according to the determined method of claim 14, the polymkeric substance of froth bed is a polystyrene, and solution is methylene chloride.
16, according to the determined method of claim 14, container is the carbonated beverage bottle that directed polyethylene terephthalate is made.
17, according to the determined method of claim 14, polymkeric substance is a Polyvinylchloride.
18, according to the determined method of claim 14, polymkeric substance is an acrylate polymer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85101771 CN85101771A (en) | 1985-04-01 | 1985-04-01 | Post the method for the container and the adhesive label of plastic label |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 85101771 CN85101771A (en) | 1985-04-01 | 1985-04-01 | Post the method for the container and the adhesive label of plastic label |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN85101771A true CN85101771A (en) | 1987-01-31 |
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ID=4792045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 85101771 Pending CN85101771A (en) | 1985-04-01 | 1985-04-01 | Post the method for the container and the adhesive label of plastic label |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN85101771A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241423A (en) * | 2012-02-13 | 2013-08-14 | 西得乐独资股份公司 | Method and unit for forming tubular lengths of web material, and labelling machine |
| CN103241422A (en) * | 2012-02-13 | 2013-08-14 | 西得乐独资股份公司 | Method and unit for forming tubular lengths of web material, and labelling machine |
| CN103492157A (en) * | 2010-11-22 | 2014-01-01 | 旋转信息公司 | High-speed expanded content labels |
-
1985
- 1985-04-01 CN CN 85101771 patent/CN85101771A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103492157A (en) * | 2010-11-22 | 2014-01-01 | 旋转信息公司 | High-speed expanded content labels |
| CN103241423A (en) * | 2012-02-13 | 2013-08-14 | 西得乐独资股份公司 | Method and unit for forming tubular lengths of web material, and labelling machine |
| CN103241422A (en) * | 2012-02-13 | 2013-08-14 | 西得乐独资股份公司 | Method and unit for forming tubular lengths of web material, and labelling machine |
| CN103241422B (en) * | 2012-02-13 | 2016-05-18 | 西得乐独资股份公司 | Be used to form unit and the labelling machine of the tubular sections of width sheet material |
| CN103241423B (en) * | 2012-02-13 | 2016-12-28 | 西得乐独资股份公司 | For forming unit and the labelling machine of the tubular sections of web material |
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| C06 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |