CN104417926A - Manufacturing method for container with thermal insulation surface layer - Google Patents
Manufacturing method for container with thermal insulation surface layer Download PDFInfo
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- CN104417926A CN104417926A CN201310373147.0A CN201310373147A CN104417926A CN 104417926 A CN104417926 A CN 104417926A CN 201310373147 A CN201310373147 A CN 201310373147A CN 104417926 A CN104417926 A CN 104417926A
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- waterproof layer
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- leaching membrane
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Abstract
The invention provides a manufacturing method for a container with a thermal insulation surface layer. The manufacturing method for the container with the thermal insulation surface layer comprises the following steps of preparing an original substrate and respectively coating a lamination layer and a polyethene waterproof layer on two oppositely sides of the original substrate; coating foam materials on the waterproof layer; enabling one end of the original substrate to be pasted in a reverse folding mode to form into a folding edge and enabling a pasting position of the original substrate and the folding edge to be mutually pasted, wherein an exposition portion of the folding edge and the pasting position are both one of the lamination layer or the waterproof layer; an internally concave pasting portion of the folding edge is the other one of the lamination layer or the waterproof layer; the foam materials are heated and foamed to form into a foaming layer; manufacturing the container with the thermal insulation surface layer, wherein the lamination layer faces the interior of the container and the waterproof layer and the foam layer are towards the exterior of the container. Accordingly, the manufacturing method for the container with the thermal insulation surface layer can improve the pasting effect and avoid the external layer of the container from being softened when the external layer is in wet.
Description
Technical field
The invention relates to a kind of method for making of container of tool insulating surface.
Background technology
The known container with insulating surface, be coated with foaming layer in paper wood outside face, to provide effect of heat insulation, but, foaming layer is often non-watertight, or container outer surface often only has part surface to have foaming layer, when splendid attire ice is drunk, outside face may infiltrate paper wood because of globule condensation and cause paper wood to soften, and structure of container intensity is declined.
On the other hand, as container disclosed in TaiWan, China patent M355065 or M355220, its ring wall rolls as forming with the stickup that coincides each other of paper two ends after drum with a paper, therefore, two surfaces of pasting belong to inside face and the outside face of container respectively, but, in general, the inside face of container is coated with a plastics leaching membrane layer usually, outside face is then coated with foaming layer, leaching membrane layer is usually different from the material of foaming layer, in more detail, the leaching membrane layer of inner surface of container must contacting foodstuff and must have preferably thermal endurance and resistance to acids and bases in case decompose and disengage toxin, therefore must avoid using the materials such as labile polyethylene, but, thermal endurance and resistance to acids and bases preferably material usually must through mixing, must processing from strand, this is higher, therefore outside face uses other plastics as foaming layer usually, therefore, two kinds of different plastics are adhered on two surfaces that paper bonding contacts separately, though can have viscosity after plastics are heated, but different types of plastic bonding compatibility is not good, even possibly cannot bond, therefore may need to add suitable adhesive agent in addition to bond paper, extra adhesive agent causes again cost to increase, toxin may be disengaged and processing procedure is complicated, and, this kind of simple overlapping paper the combination of bonding easily cause the possibility of seepage, during splendid attire ice drink, the globule of outside face condensation more may infiltrate paper inside via seam.
Summary of the invention
Main purpose of the present invention, is the method for making of the container providing a kind of tool insulating surface, can improves sticking strength, and softening when avoiding container outer wall to meet wet.
For achieving the above object, the present invention is by the following technical solutions:
A method for making for the container of tool insulating surface, comprises following steps:
(1) for a former ground made of paper, this former ground has a relative first surface and one second, a leaching membrane layer is coated with in this first surface, this leaching membrane layer is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer, this waterproof layer formed with polyethylene;
(2) be coated with an expanded material to be covered to the waterproof layer of small part area on this waterproof layer, wherein the material of this expanded material and this waterproof layer is different each other;
(3) wherein one end reflexed of this former ground is pasted and forms the flanging of a predetermined length, one primary importance and this flanging of this former ground are close to each other, one location for paste of the exposed parts of this flanging and this primary importance is pasted each other, wherein, this flanging exposed parts and this location for paste are all this leaching membrane layer or this waterproof layer wherein one, and the part that this flanging indent is pasted is the wherein another one of leaching membrane layer or this waterproof layer;
(4) to the heating of this expanded material, this expanded material foamed and form a foaming layer, this waterproof layer is at least part of also by heat foamable simultaneously;
(5) make the container of a tool insulating surface, wherein this leaching membrane layer is towards in this container, and this waterproof layer and this foaming layer are towards outside this container.
In a preferred embodiment, be coated with described leaching membrane layer, described waterproof layer has a relative first end and one second end with the described former ground of described expanded material, described primary importance is positioned at this first end, described flanging is positioned at this second end, this first end and this second end close to each other and roll and become drum.
In a preferred embodiment, in step (two), described expanded material is uniformly mixed with liquid adhesive and heat-resisting expanded particle powder to form, and described heat-resisting expanded particle powder is formed by low boiling point solvent coated in thermoplastic polymer.
In a preferred embodiment, pigment can be added in described expanded material.
In a preferred embodiment, in step (three), described flanging exposed parts and described location for paste are all this leaching membrane layer, and the part that described flanging indent is pasted is described waterproof layer.
In a preferred embodiment, the uncoated described expanded material of part of described flanging indent stickup.
A method for making for the container of tool insulating surface, comprises following steps:
(1) for a former ground made of paper, this former ground has a relative first surface and one second, a leaching membrane layer is coated with in this first surface, this leaching membrane layer is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer, this waterproof layer formed with polyethylene;
(2) be coated with an expanded material to be covered to the waterproof layer of small part area on this waterproof layer, wherein the material of this expanded material and this waterproof layer is different each other;
(3) by the first surface of this body paper material inwardly, second face outer rolling, the region that wherein one end of this body paper material has a predetermined area is for not by waterproof layer that this expanded material covers, one scraps of paper are sandwiched between the first surface of the other end of this waterproof layer region do not covered by expanded material and this body paper material, make the two ends of this body paper material borrow these scraps of paper to paste each other;
(4) to the heating of this expanded material, this expanded material foamed and form a foaming layer, this waterproof layer is at least part of also by heat foamable simultaneously;
(5) make the container of a tool insulating surface, wherein this leaching membrane layer is towards in this container, and this waterproof layer and this foaming layer are towards outside this container.
In a preferred embodiment, the described scraps of paper have polyethylene towards the coated on one side of this waterproof layer.
In a preferred embodiment, the described scraps of paper are selected from the material of the group be made up of polypropylene and polyethylene terephthalate by one towards the coated on one side of this leaching membrane layer.
Beneficial effect of the present invention is: paste due to all the stickup contacting and be all between leaching membrane layer and leaching membrane layer or between waterproof layer and waterproof layer, that is, all stickups are all the stickup of same kind plastics, therefore preferably sticking strength can be had, that avoids pasting between different plastics is incompatible, and, when waterproof layer can avoid splendid attire ice to drink, the condensation of the container outer wall globule causes container absorb water and soften, thus enhance structural strength and durability, in addition, the mode that reflexed is pasted more can avoid seepage.
Accompanying drawing explanation
Fig. 1 is flow chart of steps of the present invention.
Fig. 2 is the schematic diagram of formation flanging of the present invention.
Fig. 3 is the schematic diagram that stickup of the present invention completes.
Fig. 4 is the part sectional view of Fig. 2.
Fig. 5 is the part sectional view of Fig. 3.
Fig. 6 is the step schematic diagram of second embodiment of the invention.
Fig. 7 is the block diagram of second embodiment of the invention.
Fig. 8 is the section-drawing of third embodiment of the invention.
Fig. 9 is the section-drawing of fourth embodiment of the invention.
Figure 10 is the section-drawing of fifth embodiment of the invention.
Figure 11 is the section-drawing of sixth embodiment of the invention.
Drawing reference numeral:
S1: in wherein coated on one side one leaching membrane layer of former ground, another side is coated with a waterproof layer;
S2: be coated with an expanded material on this waterproof layer;
S3: wherein one end reflexed of former ground is pasted formation one flanging, and a location for paste of this flanging exposed parts and this former ground is pasted each other;
S3': be sandwiched in this body paper material wherein between the leaching membrane layer of one end and the waterproof layer of the other end by scraps of paper, body paper material two ends are pasted each other;
S4: to the heating of this expanded material, expanded material is foamed and form foaming layer;
S5: the container making a tool insulating surface;
11: former ground; 12: leaching membrane layer; 13: waterproof layer; 14: foaming layer; 15: flanging; 20,20a, 20b, 20c, 20d: the scraps of paper; 21: paper; 22: polyethylene; 23: polypropylene or polyethylene terephthalate.
Detailed description of the invention
Below only with embodiment, the enforcement aspect that the present invention is possible is described, but and be not used to limit the present invention institute for protect category, first give chat bright.
Please refer to Fig. 1 to Fig. 5, the invention provides a kind of method for making of container of tool insulating surface, comprise following steps:
(1) S1: a standby former ground 11 made of paper or plastic, this former ground 11 has a relative first surface and one second, a leaching membrane layer 12 is coated with in this first surface, this leaching membrane layer 12 is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer 13, this waterproof layer 13 formed with polyethylene;
(2) S2: be coated with an expanded material on this waterproof layer 13 to be covered to the waterproof layer 13 of small part area, wherein, this expanded material is uniformly mixed with liquid adhesive and heat-resisting expanded particle powder to form, this heat-resisting expanded particle powder is formed by low boiling point solvent coated in thermoplastic polymer, and this expanded material optionally adds pigment, expanded material is made to have multicolour, and, this expanded material only can cover the area of this waterproof layer, to coordinate configurations or to save materials, such as, pattern or word can be formed by expanded material, or only may be coated with this expanded material in the place of touching in finger grip, wherein the material of this expanded material and this waterproof layer 13 is different each other,
(3) S3: wherein one end reflexed of this former ground 11 is pasted and forms the flanging 15 of a predetermined length, one primary importance and this flanging 15 of this former ground 11 are close to each other, the exposed parts of this flanging 15 and a location for paste of this primary importance are pasted each other, wherein, this flanging 15 exposed parts and this location for paste are all this leaching membrane layer 12 or this waterproof layer 13 wherein one, and the part that this flanging 15 indent is pasted is the wherein another one of leaching membrane layer 12 or this waterproof layer 13, in main embodiment of the present invention, this flanging 15 exposed parts and this location for paste are all this leaching membrane layer 12, and the part that this flanging 15 indent is pasted is this waterproof layer 13, part this expanded material uncoated that this flanging 15 indent is pasted, whereby, all surfaces of pasting each other are all otherwise identical plastic, in addition, in the present embodiment, be coated with this leaching membrane layer 12, this waterproof layer 13 has a relative first end and one second end with this former ground 11 of this expanded material, this primary importance is positioned at this first end, this flanging 15 is positioned at this second end, this first end and this second end close to each other and roll and become drum, and then can be used as the ring wall of cup, in other embodiments, more can apply between cup ring wall and diapire, in more detail, cup ring wall and diapire are made with former ground independent of each other respectively, and this flanging is formed at the wherein one of ring wall or diapire, this location for paste is then positioned at the wherein another one of ring wall or diapire,
(4) S4: to the heating of this expanded material, this expanded material foamed and form a foaming layer 14, this waterproof layer is at least part of also by heat foamable simultaneously, in more detail, liquid adhesive in this expanded material first arrives softening point because being heated and softens to have flowing power slightly, then continue heating make low boiling point solvent boiling vaporization coated in thermoplastic polymer and expand, and then thermoplastic polymer is propped up, to reach foaming effect, form the heat insulation foaming layer 14 with a predetermined thickness, wherein, because low boiling point solvent foams in indivedual expanded particle powder, therefore the bubble of closed can be formed, uncracked bubble can not form the surface of hole scar in foaming layer surface, moreover, liquid adhesive fills up the gap between expanded particle by means of its adequate liquidity in foaming process, further promote the smoothness on foaming layer surface, because this waterproof layer is at least partly also by heat foamable, therefore, even the part that waterproof layer 13 is not covered with expanded material also can provide a little thermal insulation, and due to the thermal conduction rate of this waterproof layer fast, the expansion rate of this expanded material can be promoted,
(5) S5: the container making a tool insulating surface, wherein this leaching membrane layer 12 is towards in this container, this waterproof layer 13 and this foaming layer 14 are towards outside this container, whereby, this leaching membrane layer is preferably heat-resisting because having, resistance to acids and bases and not easily decompose and disengage toxin, and can directly not hinder by contacting foodstuff, as for this waterproof layer, owing to adopting polyethylene, cost is lower and must be not mixing, handling ease and good water-proofness can be provided, when splendid attire ice can be avoided to drink, the condensation of the wall of cup globule is infiltrated cup and cup is softened, and more can be provided extra effect of heat insulation by the waterproof layer slightly foamed, and then the consumption of expanded material can be reduced.
Except the mode of above-mentioned flanging, utilize same concept, the method for making of the container of tool insulating surface provided by the invention more can be reached by the following step, as shown in Fig. 6 to Figure 11:
(1) S1: for a former ground 11 made of paper, this former ground 11 has a relative first surface and one second, a leaching membrane layer 12 is coated with in this first surface, this leaching membrane layer 12 is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer 13, this waterproof layer 13 formed with polyethylene;
(2) S2: be coated with an expanded material to be covered to the waterproof layer 13 of small part area on this waterproof layer 13, it carries out method as previously mentioned;
(3) S3': by the first surface of this body paper material 11 inwardly, second face outer rolling, the region that wherein one end of this body paper material 11 has a predetermined area is the waterproof layer 13 for not covered by this expanded material, one scraps of paper 20 are sandwiched between the first surface of the other end of this waterproof layer 13 region do not covered by expanded material and this body paper material 11, make the two ends of this body paper material 11 borrow these scraps of paper 20 to paste each other;
(4) S4: to the heating of this expanded material, this expanded material foamed and form a foaming layer 14, this waterproof layer 13 is at least part of also by heat foamable simultaneously;
(5) S5: the container making a tool insulating surface, wherein this leaching membrane layer 12 is towards in this container, and this waterproof layer 13 and this foaming layer 14 are towards outside this container.
Be noted that especially, due to the stickup matchmaker of paper wood respectively and between polyethylene, polypropylene or polyethylene terephthalate, to close ability all good, therefore these scraps of paper 20b can not be coated with any material relative to two sides is only a paper 21 and namely bonds, as shown in Figure 9, to avoid pasting matchmaker's problem not good with joint efforts between leaching membrane layer and waterproof layer; But, in preferably embodiment, please refer to Fig. 8, Figure 10 and Figure 11, these scraps of paper 20a, 20c, 20d are optionally in coated on one side polyethylene 22 in the face of waterproof layer 13 of paper 21, or in paper 21 in the face of the coated on one side polypropylene of leaching membrane layer 12 or polyethylene terephthalate 23(person identical with the material of leaching membrane layer 12), contact with each other by same material and improve stickup matchmaker with joint efforts, avoiding leaching membrane layer and waterproof layer to be bonded to each other the problem of difficulty.
Whereby, because all surfaces combined of pasting are all same kind plastics, avoid the uncompatibility of xenogenesis class pasting plastic and must not use extra adhesive agent in addition, and then improve the intensity of stickup and avoid breaking or seepage, moreover, by the setting of waterproof layer, when splendid attire ice can be avoided to drink, outside face globule condensation infiltration causes container softening and affects structural strength, and waterproof layer slightly foams and can provide extra thermal insulation, reinforcement can not only not be covered with the region of foaming layer, save the materials of expanded material, more can create stereo concave-convex by the difference in height caused different from foaming layer foaming degree to change, the effect of real tool progress.
Claims (9)
1. a method for making for the container of tool insulating surface, is characterized in that, comprises following steps:
(1) for a former ground made of paper, this former ground has a relative first surface and one second, a leaching membrane layer is coated with in this first surface, this leaching membrane layer is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer, this waterproof layer formed with polyethylene;
(2) be coated with an expanded material to be covered to the waterproof layer of small part area on this waterproof layer, wherein the material of this expanded material and this waterproof layer is different each other;
(3) wherein one end reflexed of this former ground is pasted and forms the flanging of a predetermined length, one primary importance and this flanging of this former ground are close to each other, one location for paste of the exposed parts of this flanging and this primary importance is pasted each other, wherein, this flanging exposed parts and this location for paste are all this leaching membrane layer or this waterproof layer wherein one, and the part that this flanging indent is pasted is the wherein another one of leaching membrane layer or this waterproof layer;
(4) to the heating of this expanded material, this expanded material foamed and form a foaming layer, this waterproof layer is at least part of also by heat foamable simultaneously;
(5) make the container of a tool insulating surface, wherein this leaching membrane layer is towards in this container, and this waterproof layer and this foaming layer are towards outside this container.
2. the method for making of the container of tool insulating surface according to claim 1, it is characterized in that, be coated with described leaching membrane layer, described waterproof layer has a relative first end and one second end with the described former ground of described expanded material, described primary importance is positioned at this first end, described flanging is positioned at this second end, this first end and this second end close to each other and roll and become drum.
3. the method for making of the container of tool insulating surface according to claim 1, it is characterized in that, in step (two), described expanded material is uniformly mixed with liquid adhesive and heat-resisting expanded particle powder to form, and described heat-resisting expanded particle powder is formed by low boiling point solvent coated in thermoplastic polymer.
4. the method for making of the container of tool insulating surface according to claim 1, is characterized in that, can add pigment in described expanded material.
5. the method for making of the container of tool insulating surface according to claim 1, is characterized in that, in step (three), described flanging exposed parts and described location for paste are all this leaching membrane layer, and the part that described flanging indent is pasted is described waterproof layer.
6. the method for making of the container of tool insulating surface according to claim 5, is characterized in that, the uncoated described expanded material of part that described flanging indent is pasted.
7. a method for making for the container of tool insulating surface, is characterized in that, comprises following steps:
(1) for a former ground made of paper, this former ground has a relative first surface and one second, a leaching membrane layer is coated with in this first surface, this leaching membrane layer is selected from the group be made up of polypropylene and polyethylene terephthalate, and in this second coating one waterproof layer, this waterproof layer formed with polyethylene;
(2) be coated with an expanded material to be covered to the waterproof layer of small part area on this waterproof layer, wherein the material of this expanded material and this waterproof layer is different each other;
(3) by the first surface of this body paper material inwardly, second face outer rolling, the region that wherein one end of this body paper material has a predetermined area is for not by waterproof layer that this expanded material covers, one scraps of paper are sandwiched between the first surface of the other end of this waterproof layer region do not covered by expanded material and this body paper material, make the two ends of this body paper material borrow these scraps of paper to paste each other;
(4) to the heating of this expanded material, this expanded material foamed and form a foaming layer, this waterproof layer is at least part of also by heat foamable simultaneously;
(5) make the container of a tool insulating surface, wherein this leaching membrane layer is towards in this container, and this waterproof layer and this foaming layer are towards outside this container.
8. the method for making of the container of tool insulating surface according to claim 7, is characterized in that, the described scraps of paper have polyethylene towards the coated on one side of this waterproof layer.
9. the method for making of the container of tool insulating surface according to claim 7, is characterized in that, the described scraps of paper are selected from the material of the group be made up of polypropylene and polyethylene terephthalate by one towards the coated on one side of this leaching membrane layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310373147.0A CN104417926A (en) | 2013-08-23 | 2013-08-23 | Manufacturing method for container with thermal insulation surface layer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310373147.0A CN104417926A (en) | 2013-08-23 | 2013-08-23 | Manufacturing method for container with thermal insulation surface layer |
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| CN104417926A true CN104417926A (en) | 2015-03-18 |
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| CN201310373147.0A Pending CN104417926A (en) | 2013-08-23 | 2013-08-23 | Manufacturing method for container with thermal insulation surface layer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020056702A1 (en) * | 2018-09-21 | 2020-03-26 | 张开有 | Paper container package and manufacturing method therefor |
| CN112938082A (en) * | 2021-03-31 | 2021-06-11 | 青海瑞鸿纸塑包装制品有限公司 | Novel anti-seepage paper cup |
| WO2023240392A1 (en) * | 2022-06-13 | 2023-12-21 | 张静文 | Double-layer foamed paper container and manufacturing method therefor |
| WO2023240393A1 (en) * | 2022-06-13 | 2023-12-21 | 张静文 | Double-layer foamed paper container structure and manufacturing method for double-layer foamed paper container |
-
2013
- 2013-08-23 CN CN201310373147.0A patent/CN104417926A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020056702A1 (en) * | 2018-09-21 | 2020-03-26 | 张开有 | Paper container package and manufacturing method therefor |
| CN112739625A (en) * | 2018-09-21 | 2021-04-30 | 张开有 | Paper container package and method for manufacturing the same |
| CN112938082A (en) * | 2021-03-31 | 2021-06-11 | 青海瑞鸿纸塑包装制品有限公司 | Novel anti-seepage paper cup |
| WO2023240392A1 (en) * | 2022-06-13 | 2023-12-21 | 张静文 | Double-layer foamed paper container and manufacturing method therefor |
| WO2023240393A1 (en) * | 2022-06-13 | 2023-12-21 | 张静文 | Double-layer foamed paper container structure and manufacturing method for double-layer foamed paper container |
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