CN101875248A - Method for manufacturing paper container and paper container - Google Patents

Method for manufacturing paper container and paper container Download PDF

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Publication number
CN101875248A
CN101875248A CN2009101353936A CN200910135393A CN101875248A CN 101875248 A CN101875248 A CN 101875248A CN 2009101353936 A CN2009101353936 A CN 2009101353936A CN 200910135393 A CN200910135393 A CN 200910135393A CN 101875248 A CN101875248 A CN 101875248A
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CN
China
Prior art keywords
paper
groove
metastomium
waterproof
made vessel
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2009101353936A
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Chinese (zh)
Inventor
张胜素
张静文
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Jinyi Biochemical Technology Co Ltd
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Jinyi Biochemical Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Jinyi Biochemical Technology Co Ltd filed Critical Jinyi Biochemical Technology Co Ltd
Priority to CN2009101353936A priority Critical patent/CN101875248A/en
Publication of CN101875248A publication Critical patent/CN101875248A/en
Pending legal-status Critical Current

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

Abstract

The invention discloses a method for manufacturing a paper container and the paper container. The manufacturing method comprises the steps of printing, laminating and heat sealing, and comprises the following specific steps of: printing a paper substrate, wherein the paper substrate comprises at least one pair of jointing edges, and at least one of the pair of the jointing edges is provided with one or more grooves; in the paper substrate, paving and laminating a waterproof thermally-bonded film on at least one side with the groove; and under the heating condition, making the waterproof thermally-bonded film generate viscosity, and bonding the jointing edge with the groove and the corresponding jointing edge under increased pressure subsequently. The paper container comprises a body part and a bottom plate positioned at the bottom end of the body part. The manufacturing method can slow down the degree of temperature reduction of the waterproof thermally-bonded film during the heat sealing, additionally provides an unsmooth surface required by increasing bond strength, achieves the prospective bond strength, and reduces overall time required by the heat sealing step; and the paper container has the advantages of high manufacturing speed and high bond strength.

Description

The manufacture method of paper-made vessel and paper-made vessel
Technical field
The present invention relates to a kind of manufacture method and a kind of paper-made vessel of paper-made vessel.
Background technology
Generally in paper-made vessel, dixie cup for example, its glass body inner face can be formed with an inner membrance, preferably, this inner membrance is the film (for example polyethylene) that a thermoplastic forms, by this in order to prevent fluid seepage, and be used for being used as the stick that seals usefulness, make the two edges of this glass body bonding mutually.
The heat-sealing manufacturing process of commonly using paper-made vessel mainly is to have the base material heating made of paper of polyethylene film, to make this polyethylene film have viscosity, then makes two opposite edges pressing heat-sealings of this base material made of paper again.
Yet, commonly using the common problem of heat-sealing manufacturing process is, after this polyethylene film heating, the former viscosity that should reach expection, still, during pressing step by the time, this polyethylene film that is arranged in high temperature causes its viscosity not as expection, for two opposite edges that make base material made of paper are combined closely each other also in cooling gradually, have to pressing time is elongated, otherwise promptly have the bond strength deficiency and the easy problem that causes fluid seepage in use.
For the jettisonable paper-made vessel manufacturer who emphasizes a large amount of productions, low manufacturing cost, commonly use heat-sealing manufacturing process and can't reduce because of the pressing step causes institute's time-consuming, do not reach manufacturer's demand.
Summary of the invention
The object of the present invention is to provide a kind of manufacture method and paper-made vessel of paper-made vessel, the commissura that the manufacture method of this paper-made vessel can make paper-made vessel fast, combine closely.
In order to achieve the above object, the present invention has adopted following technical scheme:
A kind of manufacture method of paper-made vessel, it is characterized in that it comprises the following steps: to print: print a substrate made of paper, this substrate made of paper has at least one pair of commissura, is formed with one or more groove at least one commissura in this edge of the bonding; Drench film: in this substrate made of paper, drench the hot sticky film of a waterproof in one side shop at least with groove; Heat-sealing: under the condition of heating, make the hot sticky film of this waterproof produce viscosity, make this commissura reach subsequently and combine with its corresponding engagement edge pressurization with groove.
The hot sticky film of described waterproof is any in polyethylene film, polypropylene screen, polylactic acid membrane, poly-second lactone film or the polyethylene terephthalate film.
The condition of heating of described heat-sealing is meant heats to more than 250 ℃.
Described groove is the non-groove that penetrates, and the quantity of described groove is a plurality of, and a plurality of described grooves are oblique and are spaced.
A kind of made paper-made vessel of manufacture method that utilizes paper-made vessel, it is characterized in that: this paper-made vessel comprises that a metastomium and is positioned at the base plate of metastomium bottom.
A kind of made paper-made vessel of manufacture method that utilizes paper-made vessel, it is characterized in that: this paper-made vessel comprises that a metastomium and is positioned at the base plate of metastomium bottom.
A kind of paper-made vessel, it has the base plate that a metastomium and is positioned at the metastomium bottom, it is characterized in that: be formed with the hot sticky film of a waterproof at the metastomium inner face at least, this metastomium has at least one pair of commissura, is formed with one or more groove at least one commissura in this edge of the bonding.Described groove is the non-shape that penetrates.
Advantage of the present invention is: by forming groove in commissura, the manufacture method of paper-made vessel of the present invention can be slowed down the hot sticky film of the waterproof degree that temperature descends when heat-sealing, and provide extra lifting bond strength required non-smooth surface, can when reaching the expection bond strength, reduce whole heat seal step required time.Paper-made vessel of the present invention has the advantage that manufacturing speed is fast, bond strength is strong by the manufacture method of paper-made vessel.
Description of drawings
Fig. 1 is the flow chart of manufacture method of the present invention.
Fig. 2 is the schematic diagram of the present invention's substrate made of paper.
Fig. 3 is the exploded view of paper-made vessel of the present invention.
Fig. 4 is the constitutional diagram of paper-made vessel of the present invention.
Fig. 5 is the generalized section of two commissuras of metastomium.
Fig. 6 is the generalized section of first pattern that engages with base plate of metastomium.
Fig. 7 is the generalized section of second pattern that engages with base plate of metastomium.
Fig. 8 is the exploded view of the paper-made vessel of carton pattern of the present invention.
Fig. 9 is the constitutional diagram of the paper-made vessel of carton pattern of the present invention.
The specific embodiment
Please refer to Fig. 1, the manufacture method of paper-made vessel of the present invention mainly comprises the following steps:
Print: print a substrate 10 made of paper as shown in Figure 2, this substrate 10 made of paper has at least one pair of commissura 20, is formed with the one or more non-groove 30 that penetrates at least one commissura 20 in this edge of the bonding 20; Above-mentioned substrate made of paper refers to the tabular paper-made vessel raw material made with paper or cardboard, and this substrate made of paper can be the continuous paper that do not cut as yet, or cuts into the plate-like substrate that probably is fan-shaped or other suitable moulding in advance; In addition, for example, this edge of the bonding is positioned at the phase heteropleural on this relative two sides of substrate made of paper, and substrate made of paper is follow-up when being wound into tubular when this by this, and this edge of the bonding can corresponding combination; And, as shown in Figure 3, if when desiring to make glass tool, the pair of engaging edge can additionally be set, one of them is arranged on the inner face lower edge of the fan-shaped substrate made of paper of this circle coiled tubular this edge of the bonding, should then be positioned on this side periphery with its corresponding engagement edge as the substrate made of paper of base plate, and this edge of the bonding equally can corresponding combination; And, above-mentioned groove on commissura, utilize cut draw, printing or additive method form, preferably, can utilize printer once to form in a large number, and for avoiding fluid seepage, it is good that above-mentioned groove should penetrate this substrate made of paper with essence not, certainly, if this groove is and penetrates shape, still have than commonly using the better bond strength of technology; In preferred embodiment of the present invention, this groove has a plurality of, and is oblique each other and is spaced on commissura, is beneficial to following process when bonding, and the groove of well-balanced arrangement forms the effect of preferable cementation combination by this;
Drench film: in the substrate made of paper after this is printed, drench the hot sticky film of a waterproof in one side shop at least with groove; When this substrate made of paper only drenches the hot sticky film of waterproof in the one side shop, promptly claim the single face leaching membrane paper, and when this substrate made of paper is all spread the hot sticky film of pouring waterproof on its relative two sides, then be two-sided leaching membrane paper, and the temperature conditions that the selection of single, double leaching membrane paper should be used on desire, occasion, amount of capacity and the factors such as visual effect desiring to reach are decided.Generally speaking, two-sided leaching membrane paper has the hot sticky film of waterproof because the two sides all spreads to drench, and the bond strength of its commissura should be better than the single face leaching membrane paper; The hot sticky film of above-mentioned waterproof has waterproof, nothing flowability and noncohesive characteristics at normal temperatures, and when being heated to proper temperature, it can produce microfluidic and have viscosity.For example, the material that is suitable for the hot sticky film of this waterproof is polyethylene (PE), polypropylene (PP), PLA (PLA), poly-second lactone (PCL), PET (PET) or other analogs, wherein, because of polyethylene (PE) has easily characteristics such as stability, bonding effect after obtaining, processing be good, polyethylene (PE) is a preferred materials;
Heat-sealing: under the condition of heating, make the hot sticky film of this waterproof produce viscosity, make this commissura reach subsequently and combine with its corresponding engagement edge pressurization with groove; For the above-mentioned condition of heating, if the hot sticky film made from polyethylene of waterproof is an example, then to be good more than 250 ℃, under this temperature conditions, the hot sticky film of this waterproof can appropriateness infiltrate in the groove with the flowability of appropriateness because of having preferable viscosity; Thus, when this commissura was carried out follow-up pressurization cohesive process, the hot sticky film of part waterproof was because of being positioned at groove, and the degree that its temperature descends is slowed down, and still have the viscosity of expection, thereby its pressing time can shorten then; Because of the setting of this groove, the roughness of this substrate made of paper increases again, and can be two commissuras provides in conjunction with required extra grip, even two commissuras can be combined closely.
In addition, paper-made vessel 1 as shown in Figure 3, Figure 4, it is an example with cup tool made of paper, however manufacture method of the present invention also can be applicable in other containers of other shapes, as paper bowl, paper disc or carton (as Fig. 8, shown in Figure 9) etc.In this paper-made vessel 1, it has the base plate 3 that a metastomium 2 and is positioned at metastomium 2 bottoms, wherein is formed with the hot sticky film 6 of a waterproof (with reference to figure 5) at metastomium 2 inner faces at least, certainly, and also can be at the two-sided hot sticky film of waterproof that all is provided with of metastomium 2.And, the both sides of this metastomium 2 have pair of engaging edge 4, be provided with pair of engaging edge 4 ' between metastomium and base plate in addition, at least one commissura (promptly can be one or two) in the every edge of the bonding 4,4 ' is formed with the one or more non-groove 5 that penetrates.By this, as shown in Figure 5, when this commissura 4 was engaged with each other, part polyethylene was placed in the groove 5, thereby reached aforesaid in conjunction with effect, similarly, when this commissura 4 ' is engaged with each other as shown in Figure 6, same effect was arranged also; In addition, this metastomium 2 also can be as shown in Figure 7 with the combination of base plate 3, make the lateral margin of this base plate 3 coat the commissura of these metastomium 2 belows, and all be provided with groove 5, all to combine closely with the inside and outside commissura of base plate 3 side peripheries on the two sides of metastomium 2 bottom commissuras.
As from the foregoing, the present invention reaches following effect by at least one groove additionally is set in commissura, one, make the hot sticky film of waterproof after heating avoid the Yin Wendu loss to cause viscosity to reduce, two, can provide in conjunction with required rough surface, thereby effectively improve the common problem of technology of commonly using, the present invention also can promote the bond strength of commissura except that can shortening at least half heat seal step required time.
The above is preferred embodiment of the present invention and the know-why used thereof; for a person skilled in the art; under the situation that does not deviate from the spirit and scope of the present invention; any based on conspicuous changes such as the equivalent transformation on the technical solution of the present invention basis, simple replacements, all belong within the protection domain of the present invention.For example, simply change shape, the configuration of this groove, or additionally carry out cutting of substrate made of paper between each step, or printing step and the order of drenching the film step are exchanged, it is first-class maybe this edge of the bonding to be divided into different substrates made of paper (as metastomium and base plate).

Claims (8)

1. the manufacture method of a paper-made vessel is characterized in that it comprises the following steps:
Print: print a substrate made of paper, this substrate made of paper has at least one pair of commissura, is formed with one or more groove at least one commissura in this edge of the bonding;
Drench film: in this substrate made of paper, drench the hot sticky film of a waterproof in one side shop at least with groove;
Heat-sealing: under the condition of heating, make the hot sticky film of this waterproof produce viscosity, make this commissura reach subsequently and combine with its corresponding engagement edge pressurization with groove.
2. the manufacture method of paper-made vessel as claimed in claim 1 is characterized in that: the hot sticky film of described waterproof is any in polyethylene film, polypropylene screen, polylactic acid membrane, poly-second lactone film or the polyethylene terephthalate film.
3. the manufacture method of paper-made vessel as claimed in claim 2, it is characterized in that: the condition of heating of described heat-sealing is meant heats to more than 250 ℃.
4. as the manufacture method of each the described paper-made vessel in the claim 1 to 3, it is characterized in that: described groove is the non-groove that penetrates, and the quantity of described groove is a plurality of, and a plurality of described grooves are oblique and are spaced.
5. made paper-made vessel of manufacture method that utilizes each the described paper-made vessel in the claim 1 to 3, it is characterized in that: this paper-made vessel comprises that a metastomium and is positioned at the base plate of metastomium bottom.
6. made paper-made vessel of manufacture method that utilizes the described paper-made vessel of claim 4, it is characterized in that: this paper-made vessel comprises that a metastomium and is positioned at the base plate of metastomium bottom.
7. paper-made vessel, it has the base plate that a metastomium and is positioned at the metastomium bottom, it is characterized in that: be formed with the hot sticky film of a waterproof at the metastomium inner face at least, this metastomium has at least one pair of commissura, is formed with one or more groove at least one commissura in this edge of the bonding.
8. paper-made vessel as claimed in claim 7 is characterized in that: described groove is the non-shape that penetrates.
CN2009101353936A 2009-04-28 2009-04-28 Method for manufacturing paper container and paper container Pending CN101875248A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101353936A CN101875248A (en) 2009-04-28 2009-04-28 Method for manufacturing paper container and paper container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009101353936A CN101875248A (en) 2009-04-28 2009-04-28 Method for manufacturing paper container and paper container

Publications (1)

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CN101875248A true CN101875248A (en) 2010-11-03

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CN2009101353936A Pending CN101875248A (en) 2009-04-28 2009-04-28 Method for manufacturing paper container and paper container

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104562856A (en) * 2015-01-14 2015-04-29 珠海经济特区红塔仁恒纸业有限公司 Coated white cardboard for heat seal as well as production and processing method and packaging paper
CN104972646A (en) * 2014-04-10 2015-10-14 张开有 Melt-bonding method of paper container
CN107397426A (en) * 2017-06-14 2017-11-28 象牙弗隆泰克株式会社 Sensing heating cooking container
CN109927345A (en) * 2019-04-29 2019-06-25 中山世辉纸塑制品有限公司 Paper cap machine
CN110371420A (en) * 2019-07-24 2019-10-25 安庆市芊芊纸业有限公司 For the modified dixie cup structure and machining method of disposable paper cup overlay film
CN112467301A (en) * 2020-12-21 2021-03-09 厦门海辰新材料科技有限公司 Lithium battery top cover explosion-proof structure and lithium battery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104972646A (en) * 2014-04-10 2015-10-14 张开有 Melt-bonding method of paper container
CN104562856A (en) * 2015-01-14 2015-04-29 珠海经济特区红塔仁恒纸业有限公司 Coated white cardboard for heat seal as well as production and processing method and packaging paper
CN107397426A (en) * 2017-06-14 2017-11-28 象牙弗隆泰克株式会社 Sensing heating cooking container
CN109927345A (en) * 2019-04-29 2019-06-25 中山世辉纸塑制品有限公司 Paper cap machine
CN110371420A (en) * 2019-07-24 2019-10-25 安庆市芊芊纸业有限公司 For the modified dixie cup structure and machining method of disposable paper cup overlay film
CN112467301A (en) * 2020-12-21 2021-03-09 厦门海辰新材料科技有限公司 Lithium battery top cover explosion-proof structure and lithium battery

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Open date: 20101103