CN117817950A - Forming process of film material with handle - Google Patents

Forming process of film material with handle Download PDF

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Publication number
CN117817950A
CN117817950A CN202410084500.1A CN202410084500A CN117817950A CN 117817950 A CN117817950 A CN 117817950A CN 202410084500 A CN202410084500 A CN 202410084500A CN 117817950 A CN117817950 A CN 117817950A
Authority
CN
China
Prior art keywords
film
self
handle
carrying
scratch
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202410084500.1A
Other languages
Chinese (zh)
Inventor
王俊君
徐兆娟
徐伟强
丁友友
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.)
Shenzhen China Photoelectric Co ltd
Original Assignee
Shenzhen China Photoelectric 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
Publication date
Application filed by Shenzhen China Photoelectric Co ltd filed Critical Shenzhen China Photoelectric Co ltd
Priority to CN202410084500.1A priority Critical patent/CN117817950A/en
Publication of CN117817950A publication Critical patent/CN117817950A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/14Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00Flat articles, e.g. films or sheets
    • B29L2007/002Panels; Plates; Sheets

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Adhesive Tapes (AREA)

Abstract

The application relates to the field of die cutting processing, in particular to a forming process of a film material with a handle. The forming process of the film material with the handle comprises the following steps: preparing a film raw material, wherein the film raw material comprises a layer of body film, a layer of scratch-resistant film and a layer of self-carrying film which are bonded together, the film raw material is half-cut, the self-carrying film is half-cut to the surface of the body film, handle-shaped waste is formed on the self-carrying film, the handle-shaped waste punched on the self-carrying film is discharged, a layer of anti-sticking adhesive tape is adhered to the self-carrying film, and the body film and the scratch-resistant film are half-cut together to form a film finished product with a handle in a preset shape on the surface of the self-carrying film. Compared with the traditional film material produced in a dust-free workshop, the forming process of the film material with the handle provided by the application has the advantages that the body film and the self-contained film are not uncovered in the whole production and processing process, so that the whole production process can be carried out in a general workshop, and the production cost is greatly saved.

Description

Forming process of film material with handle
The application relates to the field of die cutting processing, in particular to a forming process of a film material with a handle.
Background
With the popularization of electronic products, more and more electronic screens with various shapes appear on the market, and as a common electronic screen is easy to scratch in the use process, people can paste film materials matched with the shapes of the electronic screens on various electronic screens so as to protect the electronic screens.
In order to facilitate the user to quickly attach the film material to the surface of the electronic screen, a common manufacturer can die-cut a handle at the edge of the body film, so that the user can conveniently take the film material, and an anti-sticking handle film is attached to the position of the handle to prevent the sticking surface of the handle of the body film from sticking hands or dust. The general film material comprises a layer of body film and a layer of self-carrying film for protecting the adhesive surface of the body film, and in the process of manufacturing the film material with the handle by the traditional manufacturer, the body film and the self-carrying film in the film material are torn, the body film is adhered with a layer of anti-sticking handle film, then the body film and the anti-sticking handle film are adhered on a layer of protective bottom film together, and then punching and forming are carried out.
Disclosure of Invention
The application provides a take shaping technology of membrane material of handle to solve traditional manufacturer when carrying out the membrane material of taking the handle, need go on in dustless workshop, but the fitment cost in dustless workshop is higher with the maintenance cost, and also higher to the requirement of mechanic's daily operation, lead to manufacturing cost high problem.
In order to solve the technical problems, one technical scheme adopted by the application is as follows: the forming process of the film material with the handle comprises the following steps:
preparing a film material, wherein the film material comprises a layer of body film, a layer of scratch-resistant film and a layer of self-carrying film which are attached together, and the body film is positioned between the scratch-resistant film and the self-carrying film;
half-cutting the film raw material, and half-cutting the film raw material to the surface of the body film on the self-carrying film to form handle-shaped waste materials on the self-carrying film;
discharging the waste material in the shape of the handle punched from the film;
attaching a layer of anti-sticking adhesive tape to the self-contained film;
and half-cutting the body film and the scratch-resistant film together to form a film finished product with a handle, wherein the film finished product is in a preset shape, and the film finished product is formed on the surface of the film.
Through adopting above-mentioned technical scheme, the membrane material is three layer construction, and the membrane material finished product of taking the handle that forms after processing also is three layer construction, does not let the one side of body membrane area stickness expose in the air in the course of working, has guaranteed the cleanliness factor of body membrane.
Optionally, the body film includes an adhesive surface, and the self-carrying film is attached to the adhesive surface to prevent the adhesive surface of the body film from being contaminated by dust.
By adopting the technical scheme, the adhesive surface of the body film is protected.
Optionally, in the process of half-cutting the film material, half-cutting the film material to the surface of the body film on the self-carrying film and forming the handle-shaped waste material on the self-carrying film, the cutter penetrates through the self-carrying film without touching the body film.
By adopting the technical scheme, the shape of the body film is reserved while the waste material in the shape of the handle is punched out from the film.
Optionally, in the process of removing the handle-shaped waste punched from the self-contained film, a layer of waste removing tape is attached and torn off on the self-contained film to remove the handle-shaped waste punched from the self-contained film.
Through adopting above-mentioned technical scheme, can effectively get rid of from the waste material of the handle shape of taking die-cut on the membrane.
Optionally, the waste removing tape is shaped and sized to match the handle shaped waste punched from the carrier film.
By adopting the technical scheme, the waste in the shape of the handle is accurately removed from the self-contained film, and the consumption of waste removing adhesive tapes can be saved.
Optionally, in the process of attaching a layer of anti-sticking adhesive tape on one side of the self-carrying film away from the body film, the shape of the anti-sticking adhesive tape is matched with the shape of the waste material in the shape of the handle, the anti-sticking adhesive tape is red, and the anti-sticking adhesive tape is a Mala adhesive tape.
By adopting the technical proposal, the red anti-sticking adhesive tape is adopted so as to be convenient for distinguishing the anti-sticking adhesive tape from the raw materials of the film,
optionally, the anti-sticking tape is stuck to the waste position of the shape of the handle, so that the anti-sticking tape passes through the self-sticking film and is stuck to the sticking surface of the body film.
Through adopting above-mentioned technical scheme for antiseized sticky tape can laminate mutually with the waste material region that the body membrane corresponds the handle shape, in order to protect the body membrane.
Optionally, in the process of half-cutting the body film and the scratch-resistant film together to a film material finished product with a handle and a preset shape on the surface of the self-carrying film, the cutter penetrates through the body film and the scratch-resistant film but does not contact the self-carrying film.
By adopting the technical scheme, the body film, the self-carrying film and the scratch-resistant film are punched into film finished products with handles in preset shapes, and the shapes of the self-carrying films cannot be changed.
Optionally, in the process of punching the film material and semi-cutting the handle shape from the film, the self-carrying film is located above the body film, and before the process of punching the body film, the self-carrying film and the scratch-resistant film into a film material finished product with a handle in a preset shape, the film material needs to be twisted 180 degrees so that the self-carrying film is located below the body film.
Through adopting above-mentioned technical scheme for the cutter can be from taking the membrane direction and prevent scraping the membrane direction and carry out half cutting to the membrane material raw materials respectively.
Optionally, a layer of easy-tearing paste is stuck on the surface of the scratch-resistant film in the final film finished product with the handle.
Through adopting above-mentioned technical scheme, will easily tear to paste on preventing scraping the membrane, will prevent scraping membrane and body membrane phase separation when being convenient for manual work use, the mode that adopts easily tearing to paste replaces traditional manual with preventing scraping membrane and body membrane and detain and open, has reduced the time that the user will prevent scraping membrane and body membrane separation, has also avoided manual with preventing scraping membrane and body membrane and detained the easy problem that causes body membrane to fracture when opening.
The beneficial effects of this application are: compared with the traditional film material produced in a dust-free workshop, the forming process of the film material with the handle provided by the application has the advantages that the body film and the self-contained film are not uncovered in the whole production and processing process, so that the whole production process can be carried out in a general workshop, and the production cost is greatly saved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic illustration of an embodiment of a process for forming a film with a handle;
FIG. 2 is a schematic structural diagram of the membrane material in S1;
FIG. 3 is a schematic structural view of attaching a layer of anti-sticking adhesive tape to the self-carrying film in S4;
FIG. 4 is a schematic structural view of a finished film with a handle;
reference numerals illustrate: 10. film is carried by the film; 12. a handle-shaped through hole; 20. a body film; 21. scratch-resistant films; 30. the adhesive tape is easy to tear; 40. an anti-sticking adhesive tape; 50. film finished product with handle.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
It should be noted that, in the embodiment of the present application, directional indications (such as up, down, left, right, front, and rear … …) are referred to, and the directional indications are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.
As shown in fig. 1 to 4, the present application provides a process for forming a film material with a handle, the process for forming a film material with a handle includes the following steps: preparing a film material, wherein the film material comprises a layer of body film 20, a layer of scratch-resistant film 21 and a layer of self-carrying film 10 which are attached together, and the body film 20 is positioned between the scratch-resistant film 21 and the self-carrying film 10; half-cutting the film material, namely half-cutting the film material to the surface of the body film 20 on the self-carrying film 10 and forming handle-shaped waste materials on the self-carrying film 10; the waste material of the handle shape punched from the tape film 10 is discharged; attaching a layer of anti-sticking adhesive tape 40 to the self-carrying film 10; the body film 20 and the scratch-resistant film 21 are half cut together to the surface of the self-carrying film 10, so that the body film 20, the self-carrying film 10 and the scratch-resistant film 21 form a film material finished product 50 with a handle and a preset shape.
The membrane material comprises three layers of membranes, namely a body membrane 20 and a self-carrying membrane 10 and a scratch-resistant membrane 21, wherein the body membrane 20 is positioned between the self-carrying membrane 10 and the scratch-resistant membrane 21, the body membrane 20 is used for being finally attached to the surfaces of various electronic screens so as to play a role in protecting the various electronic screens, and a sticky surface is arranged on the body membrane 20 and is used for being contacted with the electronic screens, so that the body membrane 20 can be firmly attached to the surfaces of the electronic screens. In order to prevent the tacky surface of the body film 20 from being contaminated by dust in the air and resulting in failure of the final product, it is necessary to attach a layer of self-adhesive film 10 to the tacky surface of the body film 20 and to completely cover the tacky surface of the body film 20 with the self-adhesive film 10. In order to prevent the surface of the body film 20 from being scratched during the processing, the surface of the body film 20 needs to be covered with a scratch-resistant film 21 to protect the body film, and after the body film 20 is attached to various electronic screens by a user, the scratch-resistant film 21 needs to be removed from the surface of the body film 20 to ensure the display effect of the body film 20.
In the process of half-cutting the film raw material to the surface of the body film 20 from the upper half-cut of the tape film 10 and forming the handle-shaped waste material from the tape film 10, the film raw material needs to be placed in a manner that the tape film 10 is positioned above the body film 20 and the scratch-resistant film 21 is positioned below the body film 20, and then the film raw material is horizontally transported to a punching machine through a conveying roller shaft to carry out punching operation, and in the process of half-cutting the handle-shaped waste material from the tape film 10 by the punching machine, a cutter on the punching machine penetrates through the tape film 10 but does not touch the body film 20. The handle-shaped scrap formed by half-cutting from the upper side of the tape film 10 was substantially rectangular and the width of the handle-shaped scrap was 7 mm.
The film material after the half-cutting enters a waste removing station under the transportation of the conveying roller, the waste removing station is used for carrying out the step of removing waste materials in the shape of a handle punched from the film 10, in the process of removing waste materials in the shape of the handle punched from the film 10, the position relation between the film 10 and the body film 20 is not changed, the film 10 is still positioned above the body film 20, the waste removing station comprises an unreeling roller, a laminating roller and a winding roller, waste removing adhesive tapes are arranged on the unreeling roller and are discharged from the unreeling roller, the waste removing adhesive tapes are recycled by the winding roller after the laminating roller, and the unreeling roller, the laminating roller and the winding roller are arranged in a V shape, wherein the unreeling roller and the winding roller are positioned on two sides of the laminating roller and the laminating roller are positioned below the unreeling roller and the winding roller.
The waste removal station firstly discharges waste removal adhesive tape through the unreeling roller shaft, then presses the waste removal adhesive tape on one side of the self-carrying film 10 far away from the body film 20 through the pressing roller shaft so that the waste removal adhesive tape is adhered with waste materials in a handle shape, and meanwhile, the reeling roller shaft is used for recycling the waste removal adhesive tape discharged by the unreeling roller shaft.
The waste removing tape is strip-shaped, the shape and the size of the waste removing tape are matched with those of the waste material in the shape of the handle punched from the film 10, and the width of the waste removing tape is 7 mm, so that the waste removing tape can be accurately adhered to the waste material in the shape of the handle on the film 10, the material for removing the waste tape can be saved to the greatest extent, the cost is saved, and when the shapes of the waste materials in the shape of the handle punched from the film 10 are different, the waste removing tape in the corresponding shape is required to be used according to the shape of the waste material in the shape of the handle.
When the waste material in the shape of the handle on the self-carrying film 10 is removed by the waste removing tape, the through hole 12 in the shape of the handle is formed on the self-carrying film 10, and the shape and the size of the through hole 12 in the shape of the handle are the same as those of the waste material in the shape of the handle.
After the self-carrying film 10 is subjected to waste removal treatment, the body film 20, the self-carrying film 10 and the scratch-resistant film 21 are transported to the next station, namely the film pasting station by the conveying roller shaft to carry out lamination treatment of the anti-sticking adhesive tape 40, and in the process of sticking the anti-sticking adhesive tape 40 on the self-carrying film 10, the body film 20, the self-carrying film 10 and the scratch-resistant film 21 are horizontally arranged and the self-carrying film 10 is still positioned above the body film 20. The anti-adhesive tape 40 is attached to a side of the self-adhesive film 10 away from the body film 20 and the anti-adhesive tape 40 is attached to the through hole 12 of the body film 20 corresponding to the through hole 12 of the handle shape through the position of the through hole 12 of the handle shape on the self-adhesive film 10 to protect the adhesive surface of the body film 20, the anti-adhesive tape 40 is in a strip shape and the shape and size of the anti-adhesive tape 40 are matched with those of the through hole 12 of the handle shape, and the anti-adhesive tape 40 only covers the position of the through hole 12 of the handle shape so as to save materials. The anti-sticking adhesive tape is red, so that a user can distinguish the anti-sticking adhesive tape from the film material, the width of the anti-sticking adhesive tape is 7 mm, and in a specific embodiment, the anti-sticking adhesive tape adopts the Mara adhesive, and the Mara adhesive tape is a flame-retardant insulating adhesive tape resistant to high temperature and high pressure.
When the anti-sticking adhesive tape 40 is attached to the self-carrying film 10, a film material comprising a layer of body film 20, a layer of self-carrying film 10, a layer of anti-scraping film 21 and a layer of anti-sticking adhesive tape 40 is formed, wherein the first layer is from top to bottom, the anti-sticking adhesive tape 40 is positioned in the through hole with the shape of a handle on the self-carrying film 10, the second layer is the body film 20, and the third layer is the anti-scraping film 21, and at this time, the film material needs to be twisted by 180 degrees, so that the anti-scraping film 21 is positioned above the body film 20, thereby facilitating the subsequent punching process.
In the process of half-cutting the body film 20 and the scratch-resistant film 21 together to the surface of the self-carrying film 10 so that the body film 20, the self-carrying film 10 and the scratch-resistant film 21 form the film finished product 50 with the handle in the preset shape, the cutter penetrates the body film 20 and the scratch-resistant film 21 and cuts the body film 20 and the scratch-resistant film 21 into the preset shape with the handle, but the cutter does not contact the lowermost self-carrying film 10 in the process of punching, and since the adhesive surface of the handle position on the body film 20 is already adhered with the release tape 40, the cutter can simultaneously penetrate the scratch-resistant film 21, the body film 20 and the release tape 40 at the handle position on the scratch-resistant film 21 and the body film 20, thereby enabling the scratch-resistant film and the body film 20 to be in the preset shape with the handle and the release tape 40 to be adhered on the adhesive surface of the handle position on the body film 20 so as to form the film finished product 50 with the handle.
The surface of the scratch-proof film 21 in the final film product 50 with the handle is stuck with a layer of easy-tearing paste 30, so that a user can separate the scratch-proof film 21 from the body film 20 when using the film product 50 with the handle, the traditional manual buckling of the scratch-proof film 21 and the body film 20 is replaced by adopting the mode of easy-tearing paste 30, the difficulty of separating the scratch-proof film 21 and the body film 20 by the user is reduced, and the problem that the body film 20 is easy to be broken when the scratch-proof film 21 and the body film 20 are manually buckled is avoided.
In summary, the adhesive surface portion of the body film 20 to be adhered to the screen is not separated from the self-carrying film 10 all the time, so that the cleanliness of the body film 20 is ensured, and a layer of anti-sticking adhesive tape 40 is adhered to the handle portion of the body film 20, so that the user can take the film product 50 with the handle.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The forming process of the film material with the handle is characterized by comprising the following steps of:
preparing a film material, wherein the film material comprises a layer of body film (20), a layer of scratch-resistant film (21) and a layer of self-carrying film (10) which are attached together, and the body film (20) is positioned between the scratch-resistant film (21) and the self-carrying film (10);
half-cutting the film material, namely half-cutting the film material to the surface of the body film (20) on the self-carrying film (10) and forming handle-shaped waste materials on the self-carrying film (10);
-removing waste material of the handle shape punched from the self-contained film (10);
attaching a layer of anti-sticking adhesive tape (40) to the self-carrying film (10);
and half-cutting the body film (20) and the scratch-resistant film (21) together to the surface of the self-carrying film (10) so that the body film (20), the self-carrying film (10) and the scratch-resistant film (21) form a film material finished product (50) with a preset shape and a handle.
2. The process for forming a film with a handle according to claim 1, wherein the body film (20) includes an adhesive surface to which the self-carrying film (10) is attached to prevent the adhesive surface of the body film (20) from being contaminated with dust.
3. The process of forming a handled film according to claim 2, wherein in the process of half-cutting the film raw material, half-cutting the handle-shaped scrap on the self-contained film (10) to the surface of the body film (20) and forming the handle-shaped scrap on the self-contained film (10), a cutter penetrates the self-contained film (10) without touching the body film (20), and the handle-shaped scrap is rectangular.
4. The process for forming a film material with a handle according to claim 1, wherein said handle-shaped scrap punched out from said self-carrying film (10) is removed by attaching and tearing a layer of scrap removing tape to said self-carrying film (10) during said process of removing said handle-shaped scrap punched out from said self-carrying film (10).
5. The process of forming a handled film according to claim 4, wherein the shape and size of the scrap removing tape matches the shape of the handle scrap punched from the handled film (10).
6. The process for forming the film with the handle according to claim 1, wherein in the process of attaching a layer of anti-sticking adhesive tape (40) on the surface of the self-carrying film (10) far from the body film (20), the shape of the anti-sticking adhesive tape (40) is matched with the shape of the waste material with the shape of the handle, and the anti-sticking adhesive tape (40) is red so as to distinguish the anti-sticking adhesive tape from the film raw material, and the anti-sticking adhesive tape (40) is a malar adhesive tape.
7. The process of forming a handled film according to claim 6, wherein the release tape (40) is attached to the handle-shaped scrap material at a position such that the release tape (40) passes through the self-supporting film (10) to be attached to the adhesive face of the body film (20).
8. A process for forming a film with a handle according to claim 3, characterized in that said cutter penetrates said body film (20) and said scratch-resistant film (21) but said cutter does not contact said self-carrying film (10) during said half-cutting together said body film (20) and said scratch-resistant film (21) to said self-carrying film (10) surface to form a finished film with a handle (50) of a predetermined shape.
9. The process of forming a handled film according to claim 1, wherein, during the process of punching the film raw material, the self-contained film (10) is located above the body film (20) in the process of half-cutting the handle shape from the self-contained film (10), and before the process of punching the body film (20), the self-contained film (10) and the scratch-resistant film (21) together into a finished product (50) of the handled film with a predetermined shape, the film raw material needs to be twisted 180 degrees so that the self-contained film (10) is located below the body film (20).
10. The process for forming a film with a handle according to claim 1, wherein a layer of easy-tearing adhesive (30) is adhered to the surface of the scratch-resistant film (21) in the final film product (50) with a handle.
CN202410084500.1A 2024-01-19 2024-01-19 Forming process of film material with handle Pending CN117817950A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410084500.1A CN117817950A (en) 2024-01-19 2024-01-19 Forming process of film material with handle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410084500.1A CN117817950A (en) 2024-01-19 2024-01-19 Forming process of film material with handle

Publications (1)

Publication Number Publication Date
CN117817950A true CN117817950A (en) 2024-04-05

Family

ID=90515372

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202410084500.1A Pending CN117817950A (en) 2024-01-19 2024-01-19 Forming process of film material with handle

Country Status (1)

Country Link
CN (1) CN117817950A (en)

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