CN216545037U - Carbon fiber prepreg cloth of compound PET film - Google Patents
Carbon fiber prepreg cloth of compound PET film Download PDFInfo
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- CN216545037U CN216545037U CN202123220599.4U CN202123220599U CN216545037U CN 216545037 U CN216545037 U CN 216545037U CN 202123220599 U CN202123220599 U CN 202123220599U CN 216545037 U CN216545037 U CN 216545037U
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Abstract
The utility model relates to a technical field of carbon fiber specifically discloses a carbon fiber prepreg cloth of compound PET film, PET film and carbon fiber non-woven fabrics including two relative settings, carbon fiber non-woven fabrics sets up two between the PET film, the PET film with be provided with POE high temperature resistant membrane between the carbon fiber non-woven fabrics. Utilize the PET film as the substrate in this application, the PET film has higher high temperature resistance, and sets up POE high temperature resistant membrane between PET film and carbon fiber non-woven fabrics, and POE high temperature resistant membrane has higher high temperature resistance and ageing resistance to the life of carbon fiber preimpregnation cloth has been improved.
Description
Technical Field
The application relates to the technical field of carbon fibers, in particular to a carbon fiber prepreg cloth of a composite PET film.
Background
Carbon fiber is a high-strength high-modulus fiber with carbon content more than ninety percent, and has a plurality of excellent electrical, thermal and mechanical properties.
With the development of international and domestic science and technology, the carbon fiber industry is more and more hot, China has achieved certain achievements in the field of carbon fibers, the demand of the carbon fibers is increased, and the requirements on finished products prepared from the carbon fibers are higher and higher.
At present, the commonly used carbon fiber prepreg is that glass fiber or a carbon felt layer are firstly bonded on a carbon fiber layer soaked with resin, then release paper is attached to the other side of the carbon fiber layer, and the carbon fiber prepreg is short in service life due to the fact that the release paper which is not high-temperature resistant is selected as a base material.
SUMMERY OF THE UTILITY MODEL
In order to improve the life of carbon fiber prepreg, this application provides a carbon fiber prepreg of compound PET film.
The application provides a carbon fiber prepreg cloth of compound PET film adopts following technical scheme:
the utility model provides a compound PET film's carbon fiber prepreg cloth, includes two relative PET films and the carbon fiber non-woven fabrics who sets up, the carbon fiber non-woven fabrics sets up two between the PET film, the PET film with be provided with POE high temperature resistant membrane between the carbon fiber non-woven fabrics.
Through adopting above-mentioned technical scheme, utilize the PET film as the substrate, the PET film has higher high temperature resistance, and sets up POE high temperature resistant membrane between PET film and carbon fiber non-woven fabrics, POE high temperature resistant membrane is made by ethylene-octene copolymer, and ethylene-octene has saturated double bond, consequently has higher high temperature resistance and ageing resistance to the life of carbon fiber preimpregnation cloth has been improved.
In a specific possible embodiment, an epoxy glue layer is bonded between the POE high temperature resistant film and the carbon fiber non-woven fabric.
By adopting the technical scheme, the epoxy adhesive layer is formed by coating the epoxy adhesive, has stronger cohesiveness and bonds the POE high-temperature resistant film on the carbon fiber non-woven fabric; the epoxy glue layer also has excellent acid resistance, alkali resistance and solvent resistance, so that the service life of the carbon fiber prepreg cloth is prolonged.
In a specific possible embodiment, a glue groove is formed in the surface of the epoxy glue layer, which is far away from the carbon fiber non-woven fabric, and the POE high-temperature-resistant film is arranged in the glue groove.
Through adopting above-mentioned technical scheme, reserve on the epoxy glue film and have gluey groove, bond POE high temperature resistant membrane in gluey inslot, improved POE high temperature resistant membrane and carbon fiber non-woven fabrics's joint strength to the steadiness of carbon fiber prepreg cloth has been improved.
In a specific embodiment, a silicone adhesive layer is bonded between the POE high temperature resistant film and the PET film.
By adopting the technical scheme, the silicone adhesive layer is formed by coating the silicone adhesive, has stronger bonding capability, and improves the connection stability of the POE high-temperature-resistant film and the PET film; in addition, the silicone adhesive layer also has stronger weather resistance, so that the service life of the carbon fiber prepreg cloth is prolonged.
In a specific possible embodiment, a TPU film is disposed between the silicone adhesive layer and the PET film.
By adopting the technical scheme, the TPU film has stronger tension and pulling force, so that the carbon fiber prepreg cloth has certain toughness; and the TPU film also has better acid and alkali resistance and weather resistance, so the service life of the carbon fiber prepreg cloth is further prolonged.
In a specific possible embodiment, a TEP glue layer is bonded between the TPU film and the PET film.
Through adopting above-mentioned technical scheme, the TEP glue film has better cohesiveness and high temperature resistance for TPU film and PET film bond better, and improved the high temperature resistance of carbon fiber preimpregnation cloth.
In a specific possible embodiment, a silicone oil layer is arranged between the TEP adhesive layer and the PET film.
In a specific embodiment, the peripheral wall of the carbon fiber prepreg is coated with a silicone resin adhesive layer.
By adopting the technical scheme, the organic silicon resin adhesive layer is formed by coating the organic silicon resin adhesive, and the organic silicon resin adhesive layer has stronger cohesiveness, so that the sealing property and the integrity of the carbon fiber prepreg are improved; in addition, the organic silicon resin adhesive layer also has better humidity resistance, so that the service life of the carbon fiber prepreg cloth is prolonged.
In summary, the present application includes at least one of the following beneficial technical effects:
1. in the application, the PET film is used as the base material and has high temperature resistance, the POE high-temperature-resistant film is arranged between the PET film and the carbon fiber non-woven fabric, and the POE high-temperature-resistant film has high temperature resistance and aging resistance, so that the service life of the carbon fiber prepreg cloth is prolonged;
2. according to the application, the glue groove is reserved on the epoxy glue layer, the POE high-temperature-resistant film is bonded in the glue groove, the connection strength of the POE high-temperature-resistant film and the carbon fiber non-woven fabric is improved, and therefore the stability of the carbon fiber prepreg is improved;
3. set up the organic silicon resin glue film on carbon fiber prepreg's perisporium in this application, improved carbon fiber prepreg's leakproofness and wholeness.
Drawings
Fig. 1 is a schematic cross-sectional view of the carbon fiber prepreg in the present embodiment.
Description of reference numerals: 1. a PET film; 2. carbon fiber non-woven fabric; 3. an epoxy glue layer; 31. a glue groove; 4. POE high-temperature resistant film; 5. a silicone adhesive layer; 6. a TPU film; 7. a TEP adhesive layer; 8. a silicon oil layer; 9. and the organic silicon resin adhesive layer.
Detailed Description
The present application is described in further detail below with reference to fig. 1.
The embodiment of the application discloses carbon fiber prepreg cloth of compound PET film.
Referring to fig. 1, a carbon fiber prepreg cloth of compound PET film, PET film 1 and carbon fiber non-woven fabrics 2 including two relative settings, two 1 size unanimity of PET film, carbon fiber non-woven fabrics 2 sets up between two PET films 1, be equipped with epoxy glue film 3 between carbon fiber non-woven fabrics 2 and the PET film 1 in proper order, POE high temperature resistant membrane 4, silicone adhesive layer 5, TPU film 6, TEP glue film 7 and silicon oil layer 8, the cladding has organic silicon resin glue film 9 on the perisporium of carbon fiber prepreg cloth.
Referring to fig. 1, the epoxy adhesive layer 3 is formed by coating an epoxy adhesive, which is available from seiens industries ltd, guan; the epoxy glue has strong cohesiveness, the POE high-temperature resistant film 4 is adhered to the carbon fiber non-woven fabric 2, and the epoxy glue also has excellent acid resistance, alkali resistance and solvent resistance, so that the service life of the carbon fiber prepreg cloth is prolonged; when the epoxy glue of coating, it has gluey groove 31 to reserve, places POE high temperature resistant membrane 4 in gluey groove 31, has improved POE high temperature resistant membrane 4 and carbon fiber non-woven fabrics 2's joint strength, has consequently improved the steadiness of carbon fiber prepreg cloth.
Referring to fig. 1, the POE high temperature resistant film 4 is purchased from financial source film technologies ltd, of eastern guan, and the POE high temperature resistant film 4 contains saturated double bonds, so that the POE high temperature resistant film 4 has high temperature resistance and aging resistance, thereby prolonging the service life of the carbon fiber prepreg.
Referring to fig. 1, the silicone adhesive layer 5 is formed by coating silicone adhesive, which is purchased from Shanghai Mingguan industry Co., Ltd, and has strong adhesive capacity, so that the TPU film 6 is adhered to the POE high temperature resistant film 4; the silicone adhesive also has stronger weather resistance and can adapt to the changes of temperature of the climate, thereby prolonging the service life of the carbon fiber prepreg.
Referring to fig. 1, the TPU film 6 is purchased from elegant hong plastic products limited of eastern guan, and the TPU film 6 has strong tension and tensile force, thereby providing a certain toughness to the carbon fiber prepreg; and the TPU film 6 also has stronger acid-base resistance and weather resistance, thereby prolonging the service life of the carbon fiber prepreg cloth.
Referring to fig. 1, the TEP adhesive layer 7 is purchased from magpie electronics technologies ltd, rui, su, and the TEP adhesive layer 7 has high bonding strength to bond the PET film 1 to the TPU film 6; the TEP adhesive layer 7 also has higher high temperature resistance, so that the high temperature resistance of the carbon fiber prepreg cloth is improved.
Referring to fig. 1, the silicone oil layer 8 is formed by coating silicone oil, so that the PET film 1 on the TEP glue layer 7 can be torn off conveniently; the organic silicon resin adhesive layer 9 is formed by coating organic silicon resin adhesive, and the organic silicon resin adhesive has strong adhesion and humidity resistance, improves the sealing property of the carbon fiber prepreg and prolongs the service life of the carbon fiber prepreg.
The implementation principle of the carbon fiber prepreg cloth of the composite PET film is as follows: the POE high-temperature resistant film 4 is bonded on the carbon fiber non-woven fabric 2 through the epoxy glue layer 3, and the POE high-temperature resistant film 4 has higher high temperature resistance and aging resistance, so that the service life of the carbon fiber prepreg cloth is prolonged; the TPU film 6 is bonded on the POE high-temperature-resistant film 4 through the silicone adhesive layer 5, and the TPU film 6 has strong acid-base resistance and weather resistance, so that the service life of the carbon fiber prepreg cloth is further prolonged; there is PET film 1 through TEP glue film 7 bonding on TPU film 6, and PET film 1 has improved the high temperature resistance of carbon fiber preimpregnation cloth, and coats silicone oil between TEP glue film 7 and PET film 1, is convenient for tear PET film 1 down.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a compound PET film's carbon fiber prepreg cloth which characterized in that: including two PET films (1) and carbon fiber non-woven fabrics (2) that set up relatively, carbon fiber non-woven fabrics (2) set up two between PET film (1), PET film (1) with be provided with POE high temperature resistant membrane (4) between carbon fiber non-woven fabrics (2).
2. The carbon fiber prepreg of a composite PET film as claimed in claim 1, wherein: an epoxy glue layer (3) is bonded between the POE high-temperature resistant film (4) and the carbon fiber non-woven fabric (2).
3. The carbon fiber prepreg of a composite PET film as claimed in claim 2, wherein: the epoxy glue layer (3) is far away from the surface of the carbon fiber non-woven fabric (2) and is provided with a glue groove (31), and the POE high-temperature-resistant film (4) is arranged in the glue groove (31).
4. The carbon fiber prepreg of a composite PET film as claimed in claim 1, wherein: and a silicone adhesive layer (5) is bonded between the POE high-temperature-resistant film (4) and the PET film (1).
5. The carbon fiber prepreg of a composite PET film as claimed in claim 4, wherein: and a TPU film (6) is arranged between the silicone adhesive layer (5) and the PET film (1).
6. The carbon fiber prepreg of a composite PET film as claimed in claim 5, wherein: and a TEP adhesive layer (7) is bonded between the TPU film (6) and the PET film (1).
7. The carbon fiber prepreg of a composite PET film as claimed in claim 6, wherein: and a silicon oil layer (8) is arranged between the TEP adhesive layer (7) and the PET film (1).
8. The carbon fiber prepreg of a composite PET film as claimed in claim 6, wherein: the peripheral wall of the carbon fiber prepreg cloth is coated with an organic silicon resin glue layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220599.4U CN216545037U (en) | 2021-12-20 | 2021-12-20 | Carbon fiber prepreg cloth of compound PET film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123220599.4U CN216545037U (en) | 2021-12-20 | 2021-12-20 | Carbon fiber prepreg cloth of compound PET film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216545037U true CN216545037U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123220599.4U Active CN216545037U (en) | 2021-12-20 | 2021-12-20 | Carbon fiber prepreg cloth of compound PET film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216545037U (en) |
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2021
- 2021-12-20 CN CN202123220599.4U patent/CN216545037U/en active Active
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