CN110817120A - Packaging body of chlor-alkali ionic membrane product and assembling method thereof - Google Patents

Packaging body of chlor-alkali ionic membrane product and assembling method thereof Download PDF

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Publication number
CN110817120A
CN110817120A CN201911038239.7A CN201911038239A CN110817120A CN 110817120 A CN110817120 A CN 110817120A CN 201911038239 A CN201911038239 A CN 201911038239A CN 110817120 A CN110817120 A CN 110817120A
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CN
China
Prior art keywords
chlor
packaging
alkali ionic
membrane
ionic membrane
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Pending
Application number
CN201911038239.7A
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Chinese (zh)
Inventor
李晓
杨淼坤
王丽
张江山
张永明
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Dongyue Polymer Material Co Ltd
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Shandong Dongyue Polymer Material 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.)
Filing date
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Application filed by Shandong Dongyue Polymer Material Co Ltd filed Critical Shandong Dongyue Polymer Material Co Ltd
Priority to CN201911038239.7A priority Critical patent/CN110817120A/en
Publication of CN110817120A publication Critical patent/CN110817120A/en
Pending legal-status Critical Current

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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
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
    • B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/04—Applying separate sealing or securing members, e.g. clips
    • B65B51/06—Applying adhesive tape

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packaging Of Machine Parts And Wound Products (AREA)

Abstract

The invention relates to a packaging body of a chlor-alkali ionic membrane product and an assembling method thereof, belonging to the technical field of chlor-alkali ionic membrane packaging. According to the packaging body of the chlor-alkali ionic membrane product, a chlor-alkali ionic membrane forming membrane roll is wound on the periphery of an inner core, a protective membrane is pasted on the outer side of the membrane roll, and the protective membrane is fixed by a fixing adhesive tape; the outer side of the protective film is sleeved with an inner packaging sealing bag; the two sides of the inner package sealing bag are radially provided with buffer rings which are sleeved on the periphery of the inner core; an outer packaging barrel is sleeved on the periphery of the inner packaging sealing bag, two ends of the outer packaging barrel are sleeved with dust covers, and the dust covers and the outer packaging barrel are sealed by industrial adhesive tapes; a buffer cushion is axially arranged in the dustproof cover. The packaging body of the chlor-alkali ionic membrane product has a simple structure, ensures that the chlor-alkali ionic membrane keeps a good state in the processes of storage and transportation, improves the appearance of the chlor-alkali ionic membrane, and prolongs the storage life of the chlor-alkali ionic membrane; the invention also provides a simple and easy assembling method.

Description

Packaging body of chlor-alkali ionic membrane product and assembling method thereof
Technical Field
The invention relates to a packaging body of a chlor-alkali ionic membrane product and an assembling method thereof, belonging to the technical field of chlor-alkali ionic membrane packaging.
Background
The chlor-alkali ionic membrane is the core component of the electrolytic cell in the contemporary chlor-alkali industry, and its main role is to the cations (mainly Na) in the electrolytic cell+) Performing selective permeation, and electrolyzing by injecting refined NaCl aqueous solution into the anode chamber from the lower part of the electrolytic tank, injecting water into the cathode chamber, and electrifying to obtain Cl in the anode chamber-Discharge by losing electrons to generate high-purity Cl2，Na+Then the water enters into the cathode chamber through the ionic membrane to generate NaOH solution and H+To obtain electron generation H2. The production of the chlor-alkali ionic membrane adopts a tape casting method, fiber reinforced materials are compounded, and the prepared finished chlor-alkali ionic membrane is stored in a roll mode, has low power consumption and Cl2High purity, low toxicity, low pollution, long service life and the like.
After the finished chlor-alkali ionic membrane is rolled, the surface of the chlor-alkali ionic membrane presents a wet and slippery state, which is easy to cause corner folding and extrusion in the long-distance transportation process, for convenient transportation and storage, an industrial adhesive tape is usually adopted for scattered point type binding and fixing mode during packaging, namely, after the membrane is rolled up, the adhesive tape is wound and bound in multiple points for fixing to prevent the membrane from sliding, and then the membrane is directly sealed in an inner packaging sealing bag, so that the wet chlor-alkali ionic membrane is directly exposed in the inner packaging sealing bag which is full of uncertain factors and easy to be influenced by the external environment, the chlor-alkali ionic membrane packaged by the method cannot have great influence in short storage time, but if the chlor-alkali ionic membrane is stored for a long time or in long-distance transportation, the chlor-alkali ionic membrane is subjected to secondary pre-swelling in the humid environment in the packaging bag, and can form folds in multiple areas on the membrane surface under the binding effect of the adhesive tape, and, directly influencing the use of chlor-alkali ionic membranes.
Therefore, there is a need for improvement in the packaging and storage of chlor-alkali ionic films.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art and provide a packaging body of a chlor-alkali ionic membrane product, which has a simple structure, ensures that the chlor-alkali ionic membrane keeps a good state in the processes of storage and transportation, improves the appearance of the chlor-alkali ionic membrane and prolongs the storage life of the chlor-alkali ionic membrane; the invention also provides a simple and easy assembling method.
The packaging body of the chlor-alkali ionic membrane product comprises an inner core and an inner packaging sealing bag, wherein a chlor-alkali ionic membrane forming membrane roll is wound on the periphery of the inner core, a protective membrane is pasted on the outer side of the membrane roll, and the protective membrane is fixed by a fixing adhesive tape; the outer side of the protective film is sleeved with an inner packaging sealing bag; the inner package sealing bag is provided with buffer rings in the radial directions on two sides, the buffer rings are sleeved on the periphery of the inner core, and the inner diameter of each buffer ring is matched with the diameter of the inner core; an outer packaging barrel is sleeved on the periphery of the inner packaging sealing bag, two ends of the outer packaging barrel are sleeved with dust covers, and the dust covers and the outer packaging barrel are sealed by industrial adhesive tapes; a buffer cushion is axially arranged in the dustproof cover.
The inner core, the inner package sealing bag, the outer package tube and the dust cover are made of one of PE, PVC, PP or OPP.
And the opening end of the inner packaging sealing bag is subjected to hot-pressing sealing by a hot-plastic sealing machine.
The material that buffer ring and cushion adopted is foaming PE, PVC, PP or OPP.
The width of the protective film is the same as the width of the film roll.
The protective film is made of PE, PVC, PP or OPP with low water permeability.
Preferably, after the protective film wraps the film roll, the length of the overlapped part of the head and the tail is 10-1000 mm.
Preferably, the fixing tape is an industrial paper tape.
The size of the inner core is as follows: the length is 1000-5000 mm, the diameter is 10-100 mm, the color is gray, other colors can be selected, the surface is required to be smooth and flat, no scratches, depressions and other damages are caused, no bubbles, cracks or obvious impurities exist, the inner core is required to be flat, smooth and burr-free, and the surface is flat and parallel to the axis.
The size of the protective film is as follows: the width is 800-3000 mm, the length is 100-1000 mm, the thickness is 100-500 mu m, and the two surfaces of the protective film are required to be flat and smooth without defects such as folds, depressions and the like or obvious impurities, and oil stains and dust are avoided.
The width of the fixing adhesive tape is 10-100 mm, and the length of the fixing adhesive tape is 10-100 mm.
The size of the inner package sealing bag is as follows: the length is 1000-5000 mm, the width is 100-500 mm, the thickness is 100-500 mu m, and the two surfaces of the protective film are required to be flat and smooth without defects such as folds, depressions and the like or obvious impurities, and oil stains and dust are avoided.
The size of the buffer ring is as follows: the outer diameter is 100-500 mm, the inner diameter is 10-100 mm, the thickness is 10-100 mm, the ring shape is circular, the color is white, and the inner surface and the outer surface are required to have no obvious defects such as impurities, oil stains and the like.
The size of the buffer pad is as follows: the diameter is 100-500 mm, the thickness is 10-100 mm, the cylindrical shape is white, and the surface is required to have no obvious defects such as impurities, oil stains and the like.
The outer packaging barrel has the following dimensions: the length is 1000-5000 mm, the outer diameter is 100-500 mm, the wall thickness is 1-100 mm, the color is black or other colors, the surface is required to be smooth and flat, no obvious damage is caused, the pipe body is required to be flat and straight, the axis straightness error is less than or equal to 2mm, the cut is neat and has no burrs, the inside and the outside are kept clean, and oil stains and dust are avoided.
The dust cover size does: the depth is 1-100 mm, the color is black or other colors, and the surface is required to have no obvious defects, and no oil stains or dust. The dust cover has a flat outer surface for posting product instructions and labels.
The length of the outer packaging barrel is the same as that of the inner core.
The assembling method of the packaging body of the chlor-alkali ionic membrane product specifically comprises the following steps:
(a) firstly, the chlor-alkali ionic membrane is tightly wound on the inner core in a clockwise or anticlockwise direction to form a membrane roll, and the membrane roll is free from folds and warpage; the protective films with the same width are tightly attached to the outer side of the film roll, the protective films are free of wrinkles and good in flatness, the head-tail overlapped parts of the protective films are well adhered and fixed by using the fixing adhesive tapes, fixing points are required to be uniformly distributed in the cross-web direction, and the number of the fixing points is 3 or more;
(b) putting the semi-finished product obtained in the step (a) into an inner packaging sealing bag, wherein one end of the sealing bag is sealed, and the other end of the sealing bag is opened, and the sealing bag can also be opened at two ends, keeping the moist atmosphere in the sealing bag, and sealing the opening end by hot pressing;
(c) horizontally loading the inner packaging assembly obtained in the step (b) into an outer packaging barrel, and fixing two sides of the inner packaging sealing bag on an inner core by using a buffer ring; filling a buffer pad inside the dustproof cover; then the inner packaging component is covered on two sides of the outer packaging tube, and the two ends of the inner packaging component are fixed from the inside by using a buffer cushion to avoid sliding;
(d) and finally, winding the industrial adhesive tape at the joint of the dustproof cover and the outer packaging barrel, and sealing and fixing to obtain the packaging body of the chlor-alkali ionic membrane product.
The buffer pad is filled in the whole dustproof cover, and after the dustproof cover is assembled, the size of the buffer pad in the axial direction is slightly reduced through the extrusion of the inner core.
In the step (a), when the protective film is wrapped, two ends of the protective film are aligned with two ends of the film roll, the protective film is tightly attached to the film roll to wrap according to the rolling direction of the ionic film, and the overlapped part of the head and the tail is required to be flat and free of warping.
After the chlor-alkali ionic membrane is made into a finished product and is preswollen, a layer of protective film made of special materials is additionally wrapped between the chlor-alkali ionic membrane and an inner packaging sealing bag, so that the packaged chlor-alkali ionic membrane is uniformly supported and fixed in the chlor-alkali ionic membrane, namely, the ionic membrane is uniformly restrained in the cross direction and is kept in a flat state, surface wrinkles caused by uneven stress of the chlor-alkali ionic membrane are avoided on the premise of ensuring that the chlor-alkali ionic membrane does not slide, the characteristic of low water permeability of the protective film can be utilized, a basically saturated solution atmosphere is formed between the ionic membrane and the protective film, the surface humidity of the ionic membrane is kept, the water is uniformly distributed, and the size of the preswollen chlor-alkali ionic membrane is kept stable.
Compared with the prior art, the invention has the following beneficial effects:
(1) the packaging body of the chlor-alkali ionic membrane product has a simple structure, is easy to assemble and operate, and reduces the probability of wrinkling of the membrane in different degrees on appearance caused by different replacement operators or different external forces applied by the operators;
(2) the assembly method of the invention avoids the problem of local wrinkle and warpage caused by uneven scattered point stress after the wet chlor-alkali ionic membrane is coiled, so that the chlor-alkali ionic membrane can keep a good state for a long time in the storage and transportation processes, the appearance of the chlor-alkali ionic membrane is improved, and the storage life of the membrane is prolonged.
Drawings
FIG. 1 is a schematic diagram of an existing chlor-alkali ionic membrane product assembly;
FIG. 2 is a schematic structural diagram of a membrane roll and an inner core assembly in the assembly of a chlor-alkali ionic membrane product of the present invention;
FIG. 3 is a schematic diagram of a component of the chlor-alkali ionic membrane product of the present invention after a protective film is attached and fixed during assembly;
FIG. 4 is a schematic diagram of the assembly of the chlor-alkali ionic membrane product of the present invention after the inner packaging sealing bag is sleeved;
FIG. 5 is a schematic view of the overall structure of the package of the chlor-alkali ionic film product of the present invention;
FIG. 6 is a schematic view of the assembly of the dust cap and the cushion pad of the present invention;
in the figure: 1. a chlor-alkali ionic membrane; 2. an inner core; 3. a protective film; 4. fixing the adhesive tape; 5. sealing bags for inner packaging; 6. sealing; 7. a buffer ring; 8. a cushion pad; 9. an outer packaging barrel; 10. a dust cover; 11. an industrial adhesive tape.
Detailed Description
The present invention is further illustrated by the following examples, which are not intended to limit the practice of the invention.
Example 1
As shown in fig. 5, the chlor-alkali ionic membrane 1 is wrapped outside the inner core 2 after being rolled to form a membrane roll, the membrane roll is kept smooth and has no wrinkles, a layer of protective membrane 3 is wrapped outside the chlor-alkali ionic membrane 1, two ends of the protective membrane are aligned with two ends of the membrane roll, the length of the protective membrane is 200mm, the overlapping position of the ending and the ending is about 10mm, the overlapping position of the head and the ending of the protective membrane 3 is fixed by a fixing adhesive tape 4 with the width of 50mm and the length of 10mm, fixing points are 3, the chlor-alkali ionic membrane 1 wrapped with the protective membrane 3 is placed into an inner packaging sealing bag 5 with an opening at one end, hot pressing is carried out by a thermoplastic sealing machine to obtain a seal 6, the seal 6 is integrally placed into an outer packaging barrel 9, the inner packaging sealing bags 5 on two sides of the chlor-alkali ionic membrane 1 are fixed on the inner core 2 by a buffer ring 7 with the.
The appearance condition of the chlor-alkali ionic membrane 1 after long-term storage and transportation is monitored to be good without obvious damage, the surface has no obvious defects such as folds and the like, the membrane roll has no slippage phenomenon, and the surface humidity of the membrane is relatively uniform.
Example 2
As shown in fig. 5, a chlor-alkali ionic membrane 1 is rolled to form a membrane roll on an inner core 2, a layer of protective membrane 3 is wrapped on the outer side of the chlor-alkali ionic membrane 1, the width of the protective membrane 3 is the same as the width of the membrane roll, the length of the protective membrane roll is 330mm, the overlapping position of the ending and the ending is about 20mm, a fixing adhesive tape 4 with the width of 20mm and the length of 50mm is used for fixing the overlapping position of the head and the tail of the protective membrane 3, the fixed points are 5, the chlor-alkali ionic membrane 1 wrapped with the protective membrane 3 is placed into an inner packaging sealing bag 5 with an opening at one end, hot pressing is carried out by a thermoplastic sealing machine to obtain a seal 6, the inner components are placed into an outer packaging barrel 9, the inner packaging sealing bags 5 on the two sides of the chlor-alkali ionic membrane 1 are fixed on the inner core 2 by a.
The appearance condition of the chlor-alkali ionic membrane 1 after long-term storage and transportation is monitored to be excellent without damage, the surface has no obvious defects such as wrinkles and the like, the membrane roll has no slippage phenomenon, and the surface humidity of the membrane is relatively uniform.
Example 3
As shown in fig. 5, a chlor-alkali ionic membrane 1 is rolled to form a membrane roll on an inner core 2, a layer of protective membrane 3 is wrapped on the outer side of the chlor-alkali ionic membrane 1, the width of the protective membrane is the same as the width of the membrane roll, the length of the chlor-alkali ionic membrane is 1000mm, the overlapping position of the ending is about 700mm, the overlapping position of the head and the ending of the protective membrane 3 is well adhered and fixed by a fixing adhesive tape 4 with the width of 10mm and the length of 100mm, the chlor-alkali ionic membrane 1 wrapped with the protective membrane 3 is placed into an inner packaging sealing bag 5 with openings at two ends, a thermoplastic sealing machine is used for hot pressing to obtain a seal 6, the inner assembly is placed into an outer packaging barrel 9, the inner packaging sealing bags 5 at two sides of the chlor-alkali ionic membrane 1 are fixed on the inner core 2 by a buffer ring 7 with the inner diameter of 100mm, the dustproof.
The appearance condition of the chlor-alkali ionic membrane 1 after long-term storage and transportation is monitored to be good without damage, the surface has no obvious defects such as wrinkles and the like, the membrane roll has no slippage phenomenon, and the surface humidity of the membrane is relatively uniform.
Comparative example 1
As shown in fig. 1, a chlor-alkali ionic membrane 1 is wound to form a membrane roll on an inner core 2, the membrane surface is wound and fixed tightly at three points by an industrial adhesive tape 11, then the membrane is directly put into an inner packaging sealing bag 5 with an opening at one end, hot pressing is carried out by a hot plastic sealing machine to obtain a seal 6, two ends of the inner packaging sealing bag 5 are fixed on the inner core 2 by a buffer ring 7 with the inner diameter of 50mm, then the whole membrane is put into an outer packaging barrel 9, and a dustproof cover 10 with a buffer pad 8 is covered to be fixed and sealed by the industrial adhesive tape 11.
After the chlor-alkali ionic membrane 1 is stored and transported for a long time, three obvious fold traces appear in the cross-web direction of the membrane roll, and the position of the three obvious fold traces can accurately correspond to the position of the adhesive tape on the inner packaging sealing bag 5.
As can be seen from the performances of the film rolls in examples 1, 2 and 3 and comparative example 1, the appearance of the chlor-alkali ionic film product assembled by the method of the invention is obviously improved during long-term storage and transportation. Compared with the traditional product assembly method of the chlor-alkali ionic membrane, the method has the advantages that the industrial adhesive tape 11 for restraining the swelling of the chlor-alkali ionic membrane in a scattered manner in the packaging bag is replaced by the protective membrane 3 capable of providing uniform supporting effect, the low water permeability film can well keep the pre-swelling solution atmosphere in the packaging bag for a long time, the surface of the chlor-alkali ionic membrane 1 is naturally kept in contact with the solution to generate uniform swelling effect, and the apparent flatness and the wettability of the chlor-alkali ionic membrane 1 are ensured.

Claims (10)

1. The utility model provides a packing body of chlor-alkali ionic membrane product, contains inner core (2) and inner packing sealing bag (5), and inner core (2) periphery winding has chlor-alkali ionic membrane (1) to form the membrane book, its characterized in that: a protective film (3) is pasted on the outer side of the film roll, and the protective film (3) is fixed by a fixing adhesive tape (4); the outer side of the protective film (3) is sleeved with an inner packaging sealing bag (5); the two sides of the inner package sealing bag (5) are radially provided with buffer rings (7), the buffer rings (7) are sleeved on the periphery of the inner core (2), and the inner diameter of each buffer ring (7) is matched with the diameter of the inner core (2); an outer packaging tube (9) is sleeved on the periphery of the inner packaging sealing bag (5), two ends of the outer packaging tube (9) are sleeved with dust caps (10), and the dust caps (10) and the outer packaging tube (9) are sealed by industrial adhesive tapes (11); a buffer pad (8) is axially arranged inside the dustproof cover (10).
2. The packaging of chlor-alkali ionic film products of claim 1, wherein: the inner core (2), the inner package sealing bag (5), the outer package tube (9) and the dust cap (10) are made of one of PE, PVC, PP or OPP.
3. The packaging of chlor-alkali ionic film products of claim 1, wherein: the opening end of the inner packaging sealing bag (5) is sealed by hot pressing by a hot plastic sealing machine.
4. The packaging of chlor-alkali ionic film products of claim 1, wherein: the buffer ring (7) and the buffer pad (8) are made of foamed PE, PVC, PP or OPP.
5. The packaging of chlor-alkali ionic film products of claim 1, wherein: the width of the protective film (3) is the same as the width of the film roll.
6. The packaging of chlor-alkali ionic film products of claim 1, wherein: the protective film (3) is made of PE, PVC, PP or OPP with low water permeability.
7. The packaging of chlor-alkali ionic film products of claim 1, wherein: after the protective film (3) wraps the film roll, the length of the overlapped part of the head and the tail is 10-1000 mm.
8. The packaging of chlor-alkali ionic film products of claim 1, wherein: the width of the fixing adhesive tape (4) is 10-100 mm, and the length is 10-100 mm.
9. The packaging of chlor-alkali ionic film products of claim 1, wherein: the fixing adhesive tape (4) is an industrial paper adhesive tape.
10. A method of assembling a package of chlor-alkali ionic film products according to any of claims 1 to 9, characterized in that: the method comprises the following steps:
(a) firstly, tightly winding a chlor-alkali ionic membrane (1) on an inner core (2) in a clockwise or anticlockwise direction to form a membrane roll; then, tightly attaching the protective film (3) with the same width to the outer side of the film roll, and sticking and fixing the overlapped part of the head and the tail of the protective film (3) by using a fixing adhesive tape (4);
(b) filling the semi-finished product obtained in the step (a) into an inner packaging sealing bag (5), and sealing the opening end by hot pressing;
(c) horizontally putting the inner packaging assembly obtained in the step (b) into an outer packaging barrel (9), and fixing two sides of an inner packaging sealing bag (5) on an inner core (2) by using a buffer ring (7); filling a buffer pad (8) in the dustproof cover (10); then the outer packaging barrel (9) is covered on two sides;
(d) and finally, winding an industrial adhesive tape (11) at the joint of the dustproof cover (10) and the outer packaging barrel (9), and sealing and fixing to obtain the packaging body of the chlor-alkali ionic membrane product.
CN201911038239.7A 2019-10-29 2019-10-29 Packaging body of chlor-alkali ionic membrane product and assembling method thereof Pending CN110817120A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911038239.7A CN110817120A (en) 2019-10-29 2019-10-29 Packaging body of chlor-alkali ionic membrane product and assembling method thereof

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Application Number Priority Date Filing Date Title
CN201911038239.7A CN110817120A (en) 2019-10-29 2019-10-29 Packaging body of chlor-alkali ionic membrane product and assembling method thereof

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Publication Number Publication Date
CN110817120A true CN110817120A (en) 2020-02-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116987458A (en) * 2023-09-28 2023-11-03 泉州共盈加兴新材料科技有限公司 Film-covered heat-sealing adhesive tape and production device thereof

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Publication number Priority date Publication date Assignee Title
JPH06278775A (en) * 1993-03-23 1994-10-04 Toray Ind Inc Film roll wrapping method and film roll wrapped thereby
CN201647431U (en) * 2010-03-11 2010-11-24 浙江沃莱菲装饰材料有限公司 Special packaging tube for wall paper
CN104852063A (en) * 2014-02-13 2015-08-19 旭化成电子材料株式会社 Roll-like polyelectrolyte film packaging body, and manufacturing method thereof, and packed object
CN105151562A (en) * 2015-08-11 2015-12-16 中国乐凯集团有限公司 Packaging method for optical cellulose ester thin film
JP2017047974A (en) * 2015-09-04 2017-03-09 日本合成化学工業株式会社 Package, storage or transportation method of polyvinyl alcohol film, polyvinyl alcohol film, and polarizing film
CN207347669U (en) * 2017-09-22 2018-05-11 关玉坤 A kind of novel ion film rubber sheet gasket

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06278775A (en) * 1993-03-23 1994-10-04 Toray Ind Inc Film roll wrapping method and film roll wrapped thereby
CN201647431U (en) * 2010-03-11 2010-11-24 浙江沃莱菲装饰材料有限公司 Special packaging tube for wall paper
CN104852063A (en) * 2014-02-13 2015-08-19 旭化成电子材料株式会社 Roll-like polyelectrolyte film packaging body, and manufacturing method thereof, and packed object
CN105151562A (en) * 2015-08-11 2015-12-16 中国乐凯集团有限公司 Packaging method for optical cellulose ester thin film
JP2017047974A (en) * 2015-09-04 2017-03-09 日本合成化学工業株式会社 Package, storage or transportation method of polyvinyl alcohol film, polyvinyl alcohol film, and polarizing film
CN207347669U (en) * 2017-09-22 2018-05-11 关玉坤 A kind of novel ion film rubber sheet gasket

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116987458A (en) * 2023-09-28 2023-11-03 泉州共盈加兴新材料科技有限公司 Film-covered heat-sealing adhesive tape and production device thereof
CN116987458B (en) * 2023-09-28 2024-04-26 泉州共盈加兴新材料科技有限公司 Film-covered heat-sealing adhesive tape and production device thereof

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Application publication date: 20200221