CN220220020U - Polyester base film - Google Patents
Polyester base film Download PDFInfo
- Publication number
- CN220220020U CN220220020U CN202320782936.9U CN202320782936U CN220220020U CN 220220020 U CN220220020 U CN 220220020U CN 202320782936 U CN202320782936 U CN 202320782936U CN 220220020 U CN220220020 U CN 220220020U
- Authority
- CN
- China
- Prior art keywords
- film
- polyester
- filling
- polyester film
- slitting
- 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.)
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Links
- 229920000728 polyester Polymers 0.000 title claims abstract description 36
- 229920006267 polyester film Polymers 0.000 claims abstract description 36
- 239000006260 foam Substances 0.000 claims abstract description 14
- 239000011241 protective layer Substances 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 19
- 239000000835 fiber Substances 0.000 claims description 13
- 239000011347 resin Substances 0.000 claims description 12
- 229920005989 resin Polymers 0.000 claims description 12
- 230000002787 reinforcement Effects 0.000 claims description 10
- 239000003365 glass fiber Substances 0.000 claims description 9
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 4
- 229920002799 BoPET Polymers 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010445 mica Substances 0.000 description 2
- 229910052618 mica group Inorganic materials 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model provides a polyester base film, which relates to the technical field of PET films and comprises a polyester film, wherein a plurality of dividing grooves are formed in the side wall of the polyester film, a reinforcing component is arranged at the position of each dividing groove in the polyester film, a filling film is arranged between the two reinforcing components, a protective layer component is fixedly adhered to one side, far away from the polyester film, of each filling film, each reinforcing component comprises two limiting plates, connecting lugs are fixedly connected to the two ends of each limiting plate, limiting grooves are formed in the positions of the side walls of the limiting plates, and filling foam is filled in the dividing grooves. According to the utility model, the surface of the polyester film is provided with the plurality of strip-shaped slitting grooves at the linear position, so that the polyester film slitting can be guided, and the polyester film is rapidly slit along the track of the slitting grooves, thereby realizing the high-speed slitting of the polyester base film.
Description
Technical Field
The utility model relates to the technical field of PET films, in particular to a polyester base film.
Background
The polyester substrate, also called PET film, is a material with strong durability, firmness, high toughness, moisture resistance, high temperature resistance and low temperature resistance, and is formed into a film with different characteristics through various processes such as body dyeing, metallization plating, magnetron sputtering, interlayer synthesis and the like.
In prior art, like "a polyester base film" of chinese patent CN213037700U, including the base film body, the base film body comprises antifog layer, tensile layer, polyester layer, buffer layer and adhesive layer, open the bottom of adhesive layer has the negative pressure mouth, the last surface fixedly connected with wave stripe of antifog layer, tensile layer fixed connection is at the top of polyester layer, buffer layer fixed connection is in the bottom of polyester layer.
But in prior art, the initial area of polyester base film that producer produced is great, need tailor the cutting to the membrane when using according to the use regulation, and polyester base film bulk strength is high, and toughness is big, is difficult to accurately cut the membrane when cutting.
Disclosure of Invention
The utility model aims to solve the problems that the initial area of a polyester base film produced by a manufacturer is large, when the polyester base film is used, the film needs to be cut and slit according to use adjustment, and the polyester base film is high in integral strength and toughness, and when the polyester base film is slit, the film is difficult to accurately slit.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a polyester base film, includes the polyester film, a plurality of dividing grooves have been seted up to the lateral wall of polyester film, the polyester film is located dividing groove position department is provided with the reinforcement subassembly, two be provided with the filling film between the reinforcement subassembly, the filling film is kept away from the fixed adhesion in polyester film one side has the inoxidizing coating subassembly, the reinforcement subassembly includes two limiting plates, two the both ends fixedly connected with engaging lug of limiting plate, the lateral wall of limiting plate is located dividing groove position department has seted up the limiting groove, dividing groove's inside is filled with the filling foam, and inoxidizing coating subassembly is the diaphragm of being convenient for unidirectional tearing, is located a straight line position at the surface of polyester film and sets up a plurality of long-shaped dividing grooves, receives external strain effect fracture easily between dividing grooves on the straight line, when needs dividing groove to dividing the polyester base film fast, dividing groove that sets up on the polyester film can play the effect of direction, makes the whole track of dividing groove down of dividing to divide the groove to carry out fast to realize dividing the effect to polyester base film fast.
Preferably, the filling foam is prepared by mixing cotton scraps, mica, talcum powder and calcium carbonate powder materials, the filling foam is filled in the slitting groove, so that the filling films on two sides of the polyester film are always in a stable state, the surface of the filling film is prevented from generating pits, and the flatness of the appearance of the polyester base film is improved.
Preferably, the protective layer assembly comprises two slitting films, a fiber bundle is arranged between the two slitting films, the two slitting films are adhered to the filling layer, the slitting films and the filling layer are made of materials which are easy to crack, and the protective layer assembly and the filling film are convenient to slit synchronously.
Preferably, the outer side wall of the fiber bundle is sleeved with a resin hose, a filling layer is sandwiched between the two slitting films, meanwhile, a gap is reserved between the slitting films for filling the resin hose, and when the slitting films slit, the resin hose breaks along the gap between the two resin hoses.
Preferably, the fiber bundle is formed by spirally winding a plurality of glass fibers, the resin hose is made of a silicon carbide film, the fiber bundle is a wire bundle made of glass fibers, the glass fibers have strong strain resistance, are not easy to split, and the silicon carbide film has the characteristic of low strain force, so that rapid cracking and slitting are facilitated.
Preferably, the filling film is a film made of polyimide, UV light and shadow glue is smeared between the filling film and the polyester film, and the stabilizing effect of connection is improved by smearing the UV glue between the filling film and the polyester film.
Preferably, the width of the limiting groove is smaller than the width of the dividing groove, the width of the dividing groove is equal to the width of the filling foam, and the limiting groove is smaller than the dividing groove in size, so that the filling foam is prevented from falling out of the dividing groove.
Compared with the prior art, the utility model has the advantages and positive effects that:
1. according to the utility model, the surface of the polyester film is provided with the plurality of strip-shaped slitting grooves at a straight line position, so that the polyester film can be slit in a guiding way, and the polyester film is rapidly slit along the track of the slitting grooves, thereby realizing the high-speed slitting of the polyester base film.
2. According to the utility model, the fiber bundles are made of glass fibers, and the glass fibers have strong strain resistance and are not easy to split, so that the protective layer assembly is easily split into a plurality of parts along one direction and has strong stability along the other direction, and the problem of damage caused by splitting in different directions in an external environment is avoided.
Drawings
FIG. 1 is a diagram showing the explosion effect of the overall structure of a polyester-based film according to the present utility model;
FIG. 2 is a side cross-sectional view of a protective layer assembly of a polyester-based film according to the present utility model;
FIG. 3 is an enlarged view of the partial structure of FIG. 1A;
fig. 4 is an exploded view showing a part of the structure of a reinforcing component of a polyester-based film according to the present utility model.
Legend description:
1. a protective layer assembly; 11. slitting the film; 12. a resin hose; 13. a fiber bundle; 14. a filling layer; 2. filling a film; 3. a polyester film; 4. a reinforcement assembly; 41. a limiting plate; 42. a connecting lug; 43. a limit groove; 5. dividing grooves; 6. filling foam.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
Embodiment 1, as shown in fig. 1-4, a polyester base film, including polyester film 3, a plurality of dividing grooves 5 have been seted up to polyester film 3's lateral wall, polyester film 3 is located dividing groove 5 position department and is provided with reinforcement subassembly 4, be provided with filling film 2 between two reinforcement subassemblies 4, the fixed adhesion of one side of keeping away from polyester film 3 has guard layer subassembly 1, reinforcement subassembly 4 includes two limiting plates 41, the both ends fixedly connected with engaging lug 42 of two limiting plates 41, limiting plate 41's lateral wall is located dividing groove 5 position department and has been seted up spacing groove 43, the inside of dividing groove 5 is filled with filling foam 6, guard layer subassembly 1 is the diaphragm of being convenient for unidirectional tearing, a plurality of rectangular dividing grooves 5 have been seted up on polyester film 3's surface in a straight line position, receive external strain effect fracture easily between dividing grooves 5 on the straight line, when needs to dividing fast dividing to polyester base film, dividing groove 5 that opens on the polyester film 3 can play the effect of direction, make polyester film 3 wholly cut fast under the orbit of dividing groove 5, thereby realized dividing fast dividing to polyester base film.
As shown in fig. 1, 2 and 4, the filling foam 6 is made by mixing cotton scraps, mica, talcum powder and calcium carbonate powder materials, and the filling foam 6 is filled in the slitting groove 5 to ensure that the filling films 2 on two sides of the polyester film 3 are always in a stable state, so that the surface of the filling film 2 is not depressed, and the flatness of the appearance of the polyester base film is improved. The protective layer assembly 1 comprises two slitting films 11, a fiber bundle 13 is arranged between the two slitting films 11, the two slitting films 11 are adhered to the filling layer 14, the slitting films 11 and the filling layer 14 are made of materials which are easy to crack, and the protective layer assembly 1 and the filling film 2 are convenient to slit synchronously. The outer side wall of the fiber bundle 13 is sleeved with a resin hose 12, a filling layer 14 is sandwiched between the two slitting films 11, and meanwhile, a gap is reserved between the slitting films 11 to fill the resin hose 12, and when the slitting films 11 slit, the gap between the two resin hoses 12 is broken.
As shown in fig. 1, 2 and 4, the fiber bundle 13 is formed by spirally winding a plurality of glass fibers, the resin hose 12 is made of a silicon carbide film, the fiber bundle 13 is a wire bundle made of glass fibers, the glass fibers have strong strain resistance, are not easy to split, and the silicon carbide film has the characteristic of low strain force, so that rapid cracking and slitting are facilitated. The filling film 2 is a film made of polyimide, UV light and shadow glue is smeared between the filling film 2 and the polyester film 3, and the stabilizing effect of connection is improved by smearing UV glue between the filling film 2 and the polyester film 3. The width of the limiting groove 43 is smaller than that of the cutting groove 5, the width of the cutting groove 5 is equal to that of the filling foam 6, and the limiting groove 43 is smaller than that of the cutting groove 5 in size, so that the filling foam 6 is prevented from falling out of the cutting groove 5.
The application method and the working principle of the device are as follows: when the polyester base film is cut, the two ends of the polyester base film are respectively applied with the tensile force, so that the connecting parts between the cutting grooves 5 are subjected to the tensile force of the outer side, and the cutting grooves 5 are weaker than other positions, so that the cutting of the polyester film 3 plays a role in guiding, and the rapid and accurate cutting effect is realized.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. A polyester-based film comprising a polyester film (3), characterized in that: the utility model provides a polyester film (3) lateral wall has seted up a plurality of dividing grooves (5), polyester film (3) are located dividing groove (5) position department is provided with reinforcement subassembly (4), two be provided with between reinforcement subassembly (4) and fill membrane (2), it keeps away from to fill membrane (2) polyester film (3) one side fixed adhesion has inoxidizing coating subassembly (1), reinforcement subassembly (4) include two limiting plates (41), two limiting plates (41) both ends fixedly connected with engaging lug (42), limiting plates (41) lateral wall is located dividing groove (5) position department has seted up spacing groove (43), dividing groove (5) intussuseption is filled with and is filled with foam (6).
2. A polyester-based film according to claim 1, wherein: the protective layer assembly (1) comprises two slitting films (11), and fiber bundles (13) are arranged between the two slitting films (11).
3. A polyester-based film according to claim 2, wherein: the outer side wall of the fiber bundle (13) is sleeved with a resin hose (12), and a filling layer (14) is sandwiched between the two slitting films (11).
4. A polyester-based film according to claim 3, wherein: the fiber bundle (13) is formed by spirally winding a plurality of glass fibers, and the resin hose (12) is made of a silicon carbide film.
5. A polyester-based film according to claim 1, wherein: the filling film (2) is a film made of polyimide, and UV light shadow adhesive is smeared between the filling film (2) and the polyester film (3).
6. A polyester-based film according to claim 1, wherein: the width of the limiting groove (43) is smaller than that of the cutting groove (5), and the width of the cutting groove (5) is equal to that of the filling foam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320782936.9U CN220220020U (en) | 2023-04-11 | 2023-04-11 | Polyester base film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320782936.9U CN220220020U (en) | 2023-04-11 | 2023-04-11 | Polyester base film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220220020U true CN220220020U (en) | 2023-12-22 |
Family
ID=89178449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320782936.9U Active CN220220020U (en) | 2023-04-11 | 2023-04-11 | Polyester base film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220220020U (en) |
-
2023
- 2023-04-11 CN CN202320782936.9U patent/CN220220020U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |