CN114872418A - Novel compounding method based on high-barrier rigid material on solvent-free compounding machine - Google Patents
Novel compounding method based on high-barrier rigid material on solvent-free compounding machine Download PDFInfo
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- CN114872418A CN114872418A CN202210428303.8A CN202210428303A CN114872418A CN 114872418 A CN114872418 A CN 114872418A CN 202210428303 A CN202210428303 A CN 202210428303A CN 114872418 A CN114872418 A CN 114872418A
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- compounding
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- 238000013329 compounding Methods 0.000 title claims abstract description 63
- 239000000463 material Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 44
- 238000005096 rolling process Methods 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 20
- 239000002131 composite material Substances 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000002390 adhesive tape Substances 0.000 claims abstract description 6
- 238000010923 batch production Methods 0.000 claims abstract description 5
- 238000004804 winding Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000000523 sample Substances 0.000 claims description 3
- 230000032683 aging Effects 0.000 claims 2
- 238000007689 inspection Methods 0.000 claims 1
- 230000035699 permeability Effects 0.000 abstract description 6
- 241000519995 Stachys sylvatica Species 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 150000001875 compounds Chemical class 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 241001093269 Helicodiscus parallelus Species 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0036—Heat treatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B41/00—Arrangements for controlling or monitoring lamination processes; Safety arrangements
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Abstract
The invention discloses a novel compounding method based on high-barrier rigid material on a solvent-free compounding machine, which can improve the compounding adhesiveness of two film materials in the compounding process by enhancing the hardness and pressure of a rubber roller, optimizes the problem that air or gas clamped between the two film materials is difficult to discharge due to poor air permeability of the two materials when PA/PET is compounded, effectively avoids or greatly reduces the product defects of white spots or bubbles after curing to a certain extent, can detect the rolling appearance state in the compounding process, can realize stable batch production by adjusting the compounding speed or adopting a gradual upward adjustment method, simultaneously combines dynamic rolling tension and rolling taper adjustment, can also ensure the stretching and extending adaptability of the two film materials, and finally adopts a double-sided adhesive tape pasting and hanging curing double process when placing during blanking, the paving effect of the composite coil stock is guaranteed to the maximum extent, and the problem that the final forming of a product is influenced is effectively avoided.
Description
Technical Field
The invention relates to the technical field of packaging material production, in particular to a novel compounding method based on a high-barrier rigid material on a solvent-free compounding machine.
Background
At present, the general structures of seed packaging manufacturers are OPP/VMPET/PE and PET/PA/PE, and with increasing north market demand, the material structure of PET/PA/PE occupies most of products, and because north air temperature is lower, the material structure cannot be changed.
The structure is compounded on a dry compound machine in the past, and the compound on the solvent-free surface is considered in the later period, which pays attention to environmental protection and reduces the production cost.
The high-barrier rigid structure is compounded on a solvent-free compound machine, so that two difficulties of difficult process control and difficult production organization exist, and a complete and reliable solution is not formed for years, wherein materials similar to PA, PET and the like have relative rigidity, poor hard ductility and air permeability, and large surface tension, the glue is relatively difficult to spread, and larger rubber roll hardness and pressure are needed in the coating compounding process to promote the glue spreading effect; when PA/PET is compounded, the air permeability of the two materials is poor, air or gas clamped between the two film materials is difficult to discharge, and white spots and bubbles are inevitably generated after compounding and curing, so that the high-quality requirement of a compound product is difficult to achieve, and the product quality is influenced. Therefore, in view of the above drawbacks, it is necessary to design a new compounding method based on high barrier rigid material on a solvent-free compounding machine.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the novel compounding method based on the high-barrier rigid material on the solvent-free compounding machine is provided, and the problems that the production process of the high-barrier rigid material on the solvent-free compounding machine is difficult to control and the production is difficult to organize in the prior art are solved.
In order to solve the technical problems, the technical scheme of the invention is as follows: a novel compounding method based on a high-barrier rigid material on a solvent-free compounding machine comprises the following steps of rubber roll state regulation, compounding speed regulation, winding state regulation, blanking state regulation and placement state regulation;
(step 1) rubber roll state regulation and control: selecting a rubber roller with higher hardness and pressure for coating and compounding according to the property of the high-barrier rigid material;
(step 2) composite speed regulation: the compounding speed is between 100 and 150m/min, the rolling appearance state is checked in the compounding process, and the rolling appearance state is gradually adjusted upwards from 100m/min, namely the compounding speed capable of realizing stable batch production is determined;
(step 3) regulation and control of rolling state: in the solvent-free compounding process, dynamic rolling tension and rolling taper adjustment are carried out, and the stretching and extending adaptability of the two film materials is ensured;
(step 4) controlling the blanking state: when the materials are discharged from the machine, the double-sided adhesive tape is firstly used for tightly adhering, the composite coil materials are firmly adhered, then the winding tension is released, and the paving effect of the composite coil materials is improved by means of the adhering firmness of the double-sided adhesive tape;
(step 5) adjustment and control of placement state: and (4) hanging and placing the composite coil stock in a curing chamber to achieve the curing purpose.
Further, the hardness of the rubber roller in the step (1) is enhanced by 20-30%, and the pressure of the rubber roller is enhanced by 10-15%.
Further, the checking mode of the compound process in the step (2) is carried out through a vision probe, and whether the paving performance of the rolling appearance state reaches the standard or not is scanned.
Further, the dynamic rolling tension and rolling taper adjustment in the step (3) adopts the range values of the initial diameter of the preset taper and the rolling initial tension, the taper diameter and the rolling tension are detected in real time in the compounding process, and intervention regulation and control are performed when the deviation reaches the critical point of the range value, so that the dynamic rolling tension and the rolling taper are returned to the range value.
Further, the curing temperature in the step (5) is 30-35 ℃, and the curing time is 10-15 hours.
Compared with the prior art, the novel compounding method based on the high-barrier rigid material on the solvent-free compounding machine has the following advantages:
1. the method has the advantages that firstly, the hardness and the pressure of the rubber roller are enhanced, the composite adhesion of the two film materials in the composite process can be improved, the problem that air or gas clamped between the two film materials is difficult to discharge due to poor air permeability of the two materials during PA/PET composite is optimized, and the product defect that white spots or bubbles appear after curing is effectively avoided or greatly reduced to a certain extent.
2. And secondly, the winding appearance state can be detected in the compounding process, stable batch production can be realized by adjusting the compounding speed or adopting a gradual upward adjustment method, and the stretching and extending adaptability of the two film materials can be ensured by combining dynamic winding tension and winding taper adjustment.
3. And finally, the double-sided adhesive tape is used for pasting during blanking and used for hanging and curing during placement, so that the paving effect of the composite coil stock is ensured to the greatest extent, and the problems of splitting, deformation and the like are effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a flow chart of a novel compounding method based on high barrier rigid materials on a solvent-free compounding machine.
The following detailed description will be further described in conjunction with the above-identified drawings.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments, however, it will be apparent to one skilled in the art that the described embodiments may be practiced without some or all of these specific details, and in other cases well-known process steps have not been described in detail.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the invention.
As shown in figure 1, a novel compounding method based on a high-barrier rigid material on a solvent-free compounding machine comprises the following steps of rubber roll state regulation, compounding speed regulation, winding state regulation, blanking state regulation and placement state regulation; (step 1) rubber roll state regulation and control: according to the properties of the high-barrier rigid material, selecting a rubber roller with the hardness of 20-30% enhanced and a rubber roller with the pressure of 10-15% enhanced for coating and compounding, (step 2) compounding speed regulation and control: the compounding speed is between 100 and 150m/min, and meanwhile, whether the paving performance of the rolling appearance state reaches the standard or not is scanned by a visual probe in the compounding process, and the rolling appearance state is gradually adjusted upwards from 100m/min, namely the compounding speed capable of realizing stable batch production is determined, (step 3) rolling state regulation: in the solvent-free compounding process, the range values of the initial diameter of the preset taper and the initial tension of the rolling are adopted, the taper diameter and the rolling tension are detected in real time in the compounding process, intervention regulation and control are carried out when the deviation reaches the critical point of the range value, the interference regulation and control are carried out to enable the interference regulation and control to return to the range value, the stretching and extending adaptability of the two films is ensured, (step 4) the blanking state regulation and control: when the unloading of machine under the material, paste tightly with double-sided tape earlier, paste the compound coil stock of jail, then loosen rolling tension, with the help of double-sided tape's the fastness of pasting, improve the effect of paving of compound coil stock, (step 5) the state of placing is regulated and control: the composite coil stock is suspended and placed in a curing chamber, the curing temperature is 30-35 ℃, the curing time is 10-15 hours, and the curing purpose is finally achieved;
the technical method solves the following defects of the prior art;
1. the traditional method has poor paving effect when materials similar to PA/PET and the like are compounded, have poor hard ductility and air permeability and large surface tension, but the method can improve the paving effect on the composite material by enhancing the hardness and pressure of the rubber roller;
2. when materials such as PA/PET and the like are compounded in the traditional method, because the air permeability of the two materials is poor, air or gas clamped between the two film materials is difficult to discharge, and therefore the problem of white spots and bubbles after compounding and curing is inevitably caused;
3. the traditional method has the problem that the final forming effect of the composite coil is easily influenced due to the characteristics of poor relative rigidity, poor hard ductility and the like of the material in the blanking, curing and placing processes after the PA/PET material is compounded, and the final forming effect of the composite coil is ensured to the maximum extent by the double-sided tape pasting and placing processes in the blanking process.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A novel compounding method based on a high-barrier rigid material on a solvent-free compounding machine is characterized by comprising rubber roll state regulation and control, compounding speed regulation and control, winding state regulation and control, blanking state regulation and control and placement state regulation and control, and comprises the following specific steps;
(step 1) rubber roll state regulation and control: selecting a rubber roller with higher hardness and pressure for coating and compounding according to the property of the high-barrier rigid material;
(step 2) composite speed regulation: the compounding speed is between 100 and 150m/min, the rolling appearance state is checked in the compounding process, and the rolling appearance state is gradually adjusted upwards from 100m/min, namely the compounding speed capable of realizing stable batch production is determined;
(step 3) regulation and control of rolling state: in the solvent-free compounding process, dynamic rolling tension and rolling taper adjustment are carried out, and the stretching and extending adaptability of the two film materials is ensured;
(step 4) controlling the blanking state: when the materials are discharged from the machine, the double-sided adhesive tape is firstly used for tightly adhering, the composite coil materials are firmly adhered, then the winding tension is released, and the paving effect of the composite coil materials is improved by means of the adhering firmness of the double-sided adhesive tape;
(step 5) adjustment and control of placement state: and (4) hanging and placing the composite coil stock in a curing chamber to achieve the curing purpose.
2. The novel compounding method based on the high-barrier rigid material on the solvent-free compounding machine as claimed in claim 1, wherein the hardness of the rubber roller in step 1 is enhanced by 20-30%, and the pressure of the rubber roller is enhanced by 10-15%.
3. The new compounding method based on high-barrier rigid material on the solvent-free compounding machine as claimed in claim 1, wherein the compounding process inspection mode in (step 2) is performed by a vision probe to scan whether the paving performance of the rolling appearance state meets the standard.
4. The novel compounding method based on high-barrier rigid materials on the solvent-free compounding machine as claimed in claim 1, wherein the dynamic rolling tension and rolling taper adjustment in step (3) adopts a preset taper starting diameter and rolling starting tension range value, the taper diameter and rolling tension are detected in real time in the compounding process, and intervention and control are performed when the deviation reaches a range value critical point, so that the deviation returns to the range value.
5. The novel compounding method based on high-barrier rigid material in solventless compounding machine as claimed in claim 1, wherein the aging temperature in (step 5) is 30-35 ℃ and the aging time is 10-15 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210428303.8A CN114872418A (en) | 2022-04-22 | 2022-04-22 | Novel compounding method based on high-barrier rigid material on solvent-free compounding machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210428303.8A CN114872418A (en) | 2022-04-22 | 2022-04-22 | Novel compounding method based on high-barrier rigid material on solvent-free compounding machine |
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| Publication Number | Publication Date |
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| CN114872418A true CN114872418A (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210428303.8A Pending CN114872418A (en) | 2022-04-22 | 2022-04-22 | Novel compounding method based on high-barrier rigid material on solvent-free compounding machine |
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| Country | Link |
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| CN (1) | CN114872418A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675039A (en) * | 2018-05-28 | 2018-10-19 | 深圳市赢合科技股份有限公司 | A kind of winding process for realizing zero-speed punching and automatic rubberizing to lithium battery pole slice |
| CN114103357A (en) * | 2021-11-22 | 2022-03-01 | 广东天原施莱特新材料有限公司 | High-barrier material composite film and solvent-free compounding process thereof |
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2022
- 2022-04-22 CN CN202210428303.8A patent/CN114872418A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108675039A (en) * | 2018-05-28 | 2018-10-19 | 深圳市赢合科技股份有限公司 | A kind of winding process for realizing zero-speed punching and automatic rubberizing to lithium battery pole slice |
| CN114103357A (en) * | 2021-11-22 | 2022-03-01 | 广东天原施莱特新材料有限公司 | High-barrier material composite film and solvent-free compounding process thereof |
Non-Patent Citations (1)
| Title |
|---|
| 赵新峰;张晓凯;: "PVDC无溶剂复合工艺控制及常见问题探析", 塑料包装, no. 05, pages 291 - 292 * |
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