CN101778776B - Synthetic resin cap, closure device, beverage-containing closure device and process for producing synthetic resin cap - Google Patents
Synthetic resin cap, closure device, beverage-containing closure device and process for producing synthetic resin cap Download PDFInfo
- Publication number
- CN101778776B CN101778776B CN2007800538510A CN200780053851A CN101778776B CN 101778776 B CN101778776 B CN 101778776B CN 2007800538510 A CN2007800538510 A CN 2007800538510A CN 200780053851 A CN200780053851 A CN 200780053851A CN 101778776 B CN101778776 B CN 101778776B
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- China
- Prior art keywords
- top plate
- synthetic resin
- plate portion
- resin cap
- tube portion
- 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.)
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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
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
- B65D51/245—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes provided with decoration, information or contents indicating devices, labels
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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
- 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
- B65D41/32—Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
- B65D41/34—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
- B65D41/3442—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with rigid bead or projections formed on the tamper element and coacting with bead or projections on the container
- B65D41/3447—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with rigid bead or projections formed on the tamper element and coacting with bead or projections on the container the tamper element being integrally connected to the closure by means of bridges
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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
- B65D51/00—Closures not otherwise provided for
- B65D51/24—Closures not otherwise provided for combined or co-operating with auxiliary devices for non-closing purposes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Abstract
The invention relates to a synthetic resin cap, closure device, beverage-containing closure device and process for producing synthetic resin cap. The synthetic resin cap (1) having top plate part (2) and tubular part (3) suspending from the rim thereof, the tubular part (3) provided with cleaning water introduction aperture (17), the top plate part (2) provided on its superior surface with printing (15), characterized in that among tubular part external surface (3a) of an area including the peripheral portion around at least one cleaning water introduction aperture (17) and the superior surface (2b) of the top plate part, only the superior surface (2b) of the top plate part is surface treated so as to enhance the wettability thereof. As only the superior surface (2b) of the top plate part is surface treated so as to enhance the wettability thereof, there can be facilitated inflow of cleaning water fed to the external surface (3a) of the synthetic resin cap (1) through the cleaning water introduction aperture (17) into the interior of the synthetic resin cap (1).
Description
Technical field
The present invention relates to the manufacture method of the synthetic resin cap of closed container peristome, the closing appliance that uses this lid, beverage-containing closure device and described synthetic resin cap.
Background technology
At present, comprise top plate portion and from its edge sagging tube portion, and the synthetic resin cap that in described tube portion, is formed with the rinse water entrance hole be used widely (for example, with reference to patent documentation 1).
This synthetic resin cap can import inside with rinse water by described rinse water entrance hole, and the peristome of clean container.
In recent years, the synthetic resin cap that is printed with information (for example trade name, company name) such as literal, symbol, figure by lithography at the upper surface of top plate portion is applied.In order to prevent that print content from coming off, the upper surface to top plate portion is implemented surface treatment before printing sometimes.
Patent documentation 1: TOHKEMY 2004-244074 communique
But,, produce rinse water sometimes and can not fully import to lid inside, the abundant problem of clean container peristome for described synthetic resin cap.
Summary of the invention
The present invention makes in view of the above problems, and its purpose is to provide a kind of synthetic resin cap, closing appliance, beverage-containing closure device of fully clean container peristome and the method for making described synthetic resin cap.
The invention provides a kind of synthetic resin cap, it comprises top plate portion and the sagging tube portion from its edge, in described tube portion, form the rinse water entrance hole, upper surface at described top plate portion is implemented printing, at described top plate portion upper surface with comprise in the part outside face of described tube portion of periphery of at least one described rinse water entrance hole having only described top plate portion upper surface to improve by the surface treatment wetting state.
For described synthetic resin cap, angle of contact at 10 μ L water droplets of the low wetting state part of the described tube portion outside face of the periphery that comprises at least one described rinse water entrance hole is bigger than the angle of contact of 10 μ L water droplets of described top plate portion upper surface, and its difference can be for more than 30 degree.
The angle of contact of 10 μ L water droplets of the described low wetting state part of described tube portion outside face can be for more than 95 degree.
The present invention also provides a kind of closing appliance, the container that it comprises described synthetic resin cap and this synthetic resin cap can be installed at peristome.
The present invention also provides a kind of beverage-containing closure device, and the container that it comprises described synthetic resin cap and this synthetic resin cap can be installed at peristome is filled with beverage in this container.
The present invention also provides a kind of manufacture method of synthetic resin cap, this synthetic resin cap comprises top plate portion and the sagging tube portion from its edge, be formed with the rinse water entrance hole in described tube portion, and implement printing at the upper surface of described top plate portion, at the upper surface of described top plate portion with comprise in the part outside face of described tube portion of periphery of at least one described rinse water entrance hole, by only described top plate portion upper surface being carried out surface treatment, improve the wetting state of this top plate portion upper surface.
Described surface treatment can be a flame treatment.
Synthetic resin cap of the present invention, because have only the upper surface of top plate portion to improve wetting state by surface treatment, the wetting state of the outside face of tube portion is relatively low.Thereby the rinse water that is supplied to the outside face of lid becomes and flows into lid inside by the rinse water entrance hole easily.Therefore, the abundant peristome of clean container.
Description of drawings
Fig. 1 is the section-drawing of the closing appliance of an expression example of using lid of the present invention.
Fig. 2 is the planar view of expression lid shown in Figure 1.
Fig. 3 is the simple constructional drawing of the expression flame treatment device that can use in the manufacturing process of lid shown in Figure 1.
Fig. 4 is the instruction diagram of angle of contact.
Fig. 5 is the simple constructional drawing of the flame treatment device that uses in the comparative example of expression.
Description of reference numerals
1 lid
2 top plate portions
The 2b upper surface
3 portions
The 3a outside face
15 printings
17 wash water entrance holes
20 containers
21 peristomes
The specific embodiment
Fig. 1 and Fig. 2 represent an example of closing appliance of the present invention, and this closing appliance is made of container 20 and the synthetic resin cap 1 that is installed in its peristome 21.
Container 20 can be by formations such as polyethylene terephthalate synthetic resin such as (PET), glass, metals.Peristome 21 is barrel that lid 1 is installed, and forms outside thread 22 at its outside face.
In the inside face formation of principal part 8 and the shape respective threads portion 10 of the outside thread 22 of opening of container 21.The protuberance that extends along sagging direction (above-below direction among the figure) in the outside face formation of principal part 8 is embossing 16.Circumferencial direction at lid 1 forms a plurality of embossing 16 with interval.
Rinse water forms one or more rinse water entrance holes 17 on the top of tube portion 3, so that can be directed to the inside of lid 1.Rinse water entrance hole 17 is preferably formed the groove shape that extends into the circumferencial direction along lid 1.
The length along lid 1 circumferencial direction of rinse water entrance hole 17 can be 0.5～5mm for example.Rinse water entrance hole 17 can be 0.01～0.1mm for example along lid 1 axial width (gap width).
In lid 1, at the upper surface 2b of top plate portion 2 with comprise among the part outside face 3a of tube portion 3 of periphery of at least one rinse water entrance hole 17 having only the wetting state raising of the upper surface 2b of top plate portion 2.Like this, partly compare with the described low wetting state of the outside face 3a of tube portion 3, the wetting state of the upper surface 2b of top plate portion 2 improves.
The upper surface 2b of top plate portion 2 can be than the wetting state height of the whole outer surface 3a of tube portion 3.
Can carry out the evaluation of wetting state by the angle of contact that is supplied to as 10 μ L water droplets of the face of measuring object.As shown in Figure 4, angle of contact is meant the angle of contact α of the water droplet 34 on the measuring object face 33.The low more angle of contact of wetting state is big more.
The upper surface 2b of top plate portion 2 can be by raising wetting states such as flame treatment described later.The angle of contact of the upper surface 2b of top plate portion 2 can be: for example, and less than 95 degree.
The angle of contact of the described low wetting state part of the outside face 3a of tube portion 3 can be: for example (more than preferred 100 degree) more than 95 degree.
In addition, when measuring angle of contact, preferably: sample number is more than 3, to be preferably more than 5, and preferably calculates their aviation value.The angle of contact of the upper surface 2b of top plate portion 2 can be measured by not printing 15 part.And because formed embossing 16 on the outside face 3a of tube portion 3, so compare with the situation that does not have embossing 16 influences, the angle of contact of the outside face 3a of tube portion 3 increases 10～30 degree.
The angle of contact of the described low wetting state part of the outside face 3a of tube portion 3 is bigger than the angle of contact of the upper surface 2b of top plate portion 2, and its difference is preferably more than 30 degree, more preferably more than 40 degree.When this difference was lower than aforementioned range, rinse water may be difficult to import rinse water entrance hole 17.
Inside face in TE ring portion 9 is provided with a plurality of flaps (タ Block) 11.Flaps 11 is fastened on when being uncover 1 on the bulging stage portion 23 of opening of container 21, stops the engaging protrusion that moves of TE ring portion 9.It is tabular that flaps 11 is the essentially rectangular that can rise and fall, and along the circumferential direction forms.
On the lower surface 2a of top plate portion 2, form to insert the ring-type in the opening of container 21 inner seal projection 12, with the circular opening end of the open end butt of opening of container 21 seal projection 13 and with the outer side seal projection 14 of the outside face butt of peristome 21.
As shown in Figure 2, the upper surface 2b at top plate portion 2 implements printing 15.
Synthetic resin material as constituting lid 1 can exemplify out polypropylene, polyethylene.
Secondly, the example to the method for making lid 1 describes.
After lid 1 is shaped, on the upper surface 2b of top plate portion 2, implement following surface treatment.
Fig. 3 is the flame treatment device that the upper surface 2b to top plate portion 2 handles.This processing equipment comprises the load-transfer device 31 of carrying lid 1 and the burner section 32 that sends flame 18.
Carry lid 1 by load-transfer device 31 along the direction vertical on one side, Yi Bian make the upper surface 2b of top plate portion 2 be exposed to flame 18 times with respect to paper.Like this, upper surface 2b is heated, and its apparent condition changes, and wetting state improves.
At this moment, regulate flame 18 so that 18 upper surface 2b that handle top plate portion 2 of flame.Promptly, regulate flame 18 so that flame 18 does not involve the outside face 3a of a portion 3, and the diameter D1 of the width W 1 that makes the flame 18 that burner section 32 sends and top plate portion 2 is about equally.
Carry out flame treatment by a upper surface 2b, can access the lid 1 of the wetting state raising of having only upper surface 2b top plate portion 2.
Then, by lithography (for example, hectographic printing method), woodburytype etc., the upper surface 2b of top plate portion 2 is implemented printing 15.Because upper surface 2b has been carried out flame treatment,, be difficult to peel off so print 15 combinations securely.
For the outside face of the peristome 21 that cleans the container 20 that lid 1 has been installed, and supply with rinse water to the outside face of lid 1.Rinse water flows into the inside of lids 1 by rinse water introducing port 17, flows down from the outside face of peristome 21, and flows out from lid 1.Like this, peristome 21 is just cleaned.
In lid 1, because compare with the upper surface 2b of top plate portion 2, the wetting state step-down of the described low wetting state part of the outside face 3a of tube portion 3 is so be supplied to the rinse water of the outside face of lid 1 can easily flow into lid 1 by rinse water entrance hole 17 inside.Therefore, can clean peristome 21 fully.
The reason that imports rinse water entrance hole 17 easily it be unclear that though the relative step-down of wetting state of the outside face 3a by making a portion 3, rinse water become, and can make following supposition.
When the wetting state of outside face 3a is high, because rinse water flows down in the mode that covers outside face 3a, so be difficult to flow into the inside of lids 1 from rinse water entrance hole 17.Relative therewith, when the wetting state of outside face 3a was hanged down, rinse water became the form of little water droplet, became and flowed into the inside of lids 1 easily from rinse water entrance hole 17.
Above-mentioned closing appliance by beverages such as fruit drink, tea beverage, coffee beverage, soda are filled into container, and is installed lid at peristome, the beverage-containing closure device of beverage that become filling.
In addition, as the surface preparation of top plate portion upper surface,, also have plasma processing, ozone treatment method, Corona discharge Treatment method etc. except the flame treatment method.
And, when the influence of 16 pairs of angle of contacts of embossing is very big, after deducting the angle of contact augmenting portion that embossing 16 causes, also can carry out the comparison between top plate portion 2 and the tube portion 3.At this moment, the angle of contact of the described low wetting state of the outside face 3a of tube portion 3 part preferably than the angle of contact of the upper surface 2b of top plate portion 2 greatly once more than, more than more preferably big five degree.
Embodiment
(embodiment 1)
According to following content shop drawings 1 and lid 1 shown in Figure 2.
After lid 1 is shaped, utilize flame treatment device shown in Figure 3 to make the upper surface 2b of top plate portion 2 be exposed to flame 18 times.
At this moment, the width W 1 that makes flame 18 and the diameter D1 of top plate portion 2 about equally so that have only the upper surface 2b of top plate portion 2 to be handled by flame 18.
Wetting state to the outside face 3a of the upper surface 2b of top plate portion 2 and tube portion 3 is carried out following evaluation.So that after the mode of measuring object face (upper surface or outside face 3a) level is provided with lid 1, supply with the water of 10 μ L to the measuring object face.Measure the angle of contact of the water droplet after supplying with.Measure the angle of contact of the outside face 3a of tube portion 3 at the periphery of rinse water entrance hole 17.
When measuring angle of contact, use angle of contact, wetting state measurement mechanism FT
125 (First Ten
The ngstroms corporate system).Its result is illustrated in table 1.
(comparative example 1)
As shown in Figure 5, the width of the flame 43 that burner section 42 sends is more a lot of greatly than the diameter D1 of top plate portion 2, in addition, with embodiment 1 in the same manner, lid 1 is handled, and measure angle of contact.Its result is illustrated in table 1.
[table 1]
( embodiment 2,3, comparative example 2)
The width of the flame that sends by the burner section of adjusting the flame treatment device makes the angle of contact of a portion and top plate portion become the value shown in the table 2, in addition, with embodiment 1 in the same manner, lid 1 is handled, and measure angle of contact.Sample number is respectively five, their aviation value of table 2 expression.
In addition, for the various embodiments described above and the employed lid of comparative example, do not carrying out flame treatment when just measuring the angle of contact of top plate portion and tube portion, the angle of contact of top plate portion upper surface is that the angle of contact of 85.13 degree, tube portion outside face is 113.89 to spend (being the aviation value of five samples).
[table 2]
Adhered to the lid that embodiment and comparative example are installed on the container 20 of photo tint at the outside face of peristome 21, and from their water sprays of last direction three minutes.
Uncover, and confirm peristome 21, in comparative example, peristome 21 residual photo tint, still, in an embodiment, do not have residual photo tint substantially.
According to these results, can confirm: be not subjected among the embodiment of influence of flame treatment at the outside face 3a of tube portion 3, the wetting state step-down of the outside face 3a of tube portion 3, cleaning performance improves.
Claims (7)
1. synthetic resin cap, comprise top plate portion and from its edge sagging tube portion, form the rinse water entrance hole in described tube portion, and implement printing at the upper surface of described top plate portion, it is characterized in that,
At the upper surface of described top plate portion with comprise in the part outside face of described tube portion of periphery of at least one described rinse water entrance hole having only described top plate portion upper surface by the raising of surface treatment wetting state,
In the part outside face of the described tube portion of the periphery that comprises at least one described rinse water entrance hole, have the wetting state low wetting state part lower than described top plate portion upper surface.
2. synthetic resin cap as claimed in claim 1 is characterized in that, the angle of contact of the water droplet of described low wetting state part is bigger than the angle of contact of the water droplet of described top plate portion upper surface, and its difference is more than 30 degree.
3. synthetic resin cap as claimed in claim 1 is characterized in that, the angle of contact of the water droplet of described low wetting state part is more than 95 degree.
4. a closing appliance is characterized in that, comprises described synthetic resin cap of claim 1 and the container that this synthetic resin cap can be installed at peristome.
5. a beverage-containing closure device is characterized in that, comprises described synthetic resin cap of claim 1 and the container that this synthetic resin cap can be installed at peristome, is filled with beverage in this container.
6. the manufacture method of a synthetic resin cap, this synthetic resin cap comprise top plate portion and from its edge sagging tube portion, form the rinse water entrance hole in described tube portion, and implement printing at the upper surface of described top plate portion, it is characterized in that,
At the upper surface of described top plate portion with comprise in the part outside face of described tube portion of periphery of at least one described rinse water entrance hole, by described top plate portion upper surface being carried out surface treatment, improve the wetting state of this top plate portion upper surface,
By with described surface-treated width adjusting be with the diameter of described top plate portion about equally, make described surface treatment not involve the outside face of described tube portion,
In the part outside face of the described tube portion of the periphery that comprises at least one described rinse water entrance hole, form the wetting state low wetting state part lower than described top plate portion upper surface.
7. the manufacture method of synthetic resin cap as claimed in claim 6 is characterized in that, described surface treatment is a flame treatment.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2007/064446 WO2009013805A1 (en) | 2007-07-23 | 2007-07-23 | Synthetic resin cap, closure device, beverage-containing closure device and process for producing synthetic resin cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101778776A CN101778776A (en) | 2010-07-14 |
| CN101778776B true CN101778776B (en) | 2011-09-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007800538510A Active CN101778776B (en) | 2007-07-23 | 2007-07-23 | Synthetic resin cap, closure device, beverage-containing closure device and process for producing synthetic resin cap |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101778776B (en) |
| WO (1) | WO2009013805A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITVR20130176A1 (en) * | 2013-07-25 | 2015-01-26 | Sacmi Imola Sc | PLANT FOR THE PRODUCTION AND PRINTING OF CONFORMED BODIES |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003146350A (en) * | 2001-11-14 | 2003-05-21 | Nihon Yamamura Glass Co Ltd | Synthetic resin cap |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3967445B2 (en) * | 1998-01-28 | 2007-08-29 | 日本クラウンコルク株式会社 | Synthetic resin container lid with cut and method of forming cut |
| JP4668076B2 (en) * | 2006-01-24 | 2011-04-13 | 株式会社Ｃｓｉジャパン | Synthetic resin cap, closing device, beverage-containing closing device, and synthetic resin cap manufacturing method |
-
2007
- 2007-07-23 CN CN2007800538510A patent/CN101778776B/en active Active
- 2007-07-23 WO PCT/JP2007/064446 patent/WO2009013805A1/en active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003146350A (en) * | 2001-11-14 | 2003-05-21 | Nihon Yamamura Glass Co Ltd | Synthetic resin cap |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009013805A1 (en) | 2009-01-29 |
| CN101778776A (en) | 2010-07-14 |
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