Acid and alkali corrosion resistant pearl wool coiled material

Abstract

The utility model relates to the technical field of pearl wool coiled materials, and discloses an acid and alkali corrosion resistant pearl wool coiled material, which solves the problem of poor corrosion resistance of the existing pearl wool coiled material, and comprises a pearl wool coiled material body, the pearl wool coiled material body is composed of a pearl wool center base layer, a first aluminum foil thin layer, a first polytetrafluoroethylene corrosion-resistant layer, a first hydrophobic film layer, a second aluminum foil thin layer, a second polytetrafluoroethylene corrosion-resistant layer and a second hydrophobic film layer, and the first aluminum foil thin layer and the second aluminum foil thin layer are connected to the two sides of the pearl wool center base layer respectively. The first polytetrafluoroethylene corrosion-resistant layer is connected to one side of the first aluminum foil thin layer, the first hydrophobic film layer is connected to one side of the first polytetrafluoroethylene corrosion-resistant layer, the second polytetrafluoroethylene corrosion-resistant layer is connected to one side of the second aluminum foil thin layer, and the second hydrophobic film layer is connected to one side of the second polytetrafluoroethylene corrosion-resistant layer. By means of the pearl wool coiled material, the acid and alkali corrosion resistance can be effectively improved, and the buffering performance and the tensile performance can be further improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pearl cotton coils, in particular to a pearl cotton coil resistant to acid and alkali corrosion. Background Art

[0002] Pearl cotton coil has many advantages such as waterproof and moisture-proof, shockproof, soundproof, heat-insulating, good plasticity, strong toughness, recyclable, environmentally friendly, and strong impact resistance. It is an ideal substitute for traditional packaging materials. However, the existing pearl cotton coil has poor corrosion resistance and cannot guarantee its good performance, which reduces its service life. In addition, the existing pearl cotton coil only relies on its own material to improve the buffering effect, and cannot further improve the buffering and tensile properties through structural design. Therefore, this application proposes a pearl cotton coil resistant to acid and alkali corrosion to achieve improvement on the existing technology. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides an acid and alkali resistant pearl cotton coil, which effectively solves the problem of poor corrosion resistance of the existing pearl cotton coil.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an acid-base resistant pearl cotton coil, comprising a pearl cotton coil body, wherein the pearl cotton coil body is composed of a pearl cotton central base layer, an aluminum foil thin layer 1, a polytetrafluoroethylene corrosion-resistant layer 1, a hydrophobic film layer 1, an aluminum foil thin layer 2, a polytetrafluoroethylene corrosion-resistant layer 2 and a hydrophobic film layer 2, wherein the aluminum foil thin layer 1 and the aluminum foil thin layer 2 are respectively connected to the two sides of the pearl cotton central base layer, the polytetrafluoroethylene corrosion-resistant layer 1 is connected to the side of the aluminum foil thin layer 1 away from the pearl cotton central base layer, the hydrophobic film layer 1 is connected to the side of the polytetrafluoroethylene corrosion-resistant layer 1 away from the aluminum foil thin layer 1, the polytetrafluoroethylene corrosion-resistant layer 2 is connected to the side of the aluminum foil thin layer 2 away from the pearl cotton central base layer, and the hydrophobic film layer 2 is connected to the side of the polytetrafluoroethylene corrosion-resistant layer 2 away from the aluminum foil thin layer 2.

[0005] Preferably, the pearl cotton central base layer, the aluminum foil thin layer one, the polytetrafluoroethylene corrosion-resistant layer one, the hydrophobic film layer one, the aluminum foil thin layer two, the polytetrafluoroethylene corrosion-resistant layer two and the hydrophobic film layer two are all bonded and connected by an adhesive layer one.

[0006] Preferably, the central pearl cotton base layer is composed of a first pearl cotton layer, a second pearl cotton layer and a pearl cotton mesh layer, a sandwich cavity is formed between the first pearl cotton layer and the second pearl cotton layer, and the pearl cotton mesh layer is connected to the inside of the sandwich cavity.

[0007] Preferably, the pearl cotton mesh layer is bonded to the first pearl cotton layer and the second pearl cotton layer through a second viscose layer.

[0008] Preferably, the pearl cotton mesh layer is composed of a plurality of transverse pearl cotton strips and a plurality of longitudinal pearl cotton strips, and the cross-sections of the transverse pearl cotton strips and the longitudinal pearl cotton strips are both circular structures.

[0009] Preferably, a first anti-tensile fiber bundle is interspersed inside the transverse pearl cotton strip, and a second anti-tensile fiber bundle is interspersed inside the longitudinal pearl cotton strip.

[0010] Preferably, the first tensile fiber bundle and the second tensile fiber bundle are both formed by twisting a number of glass fibers, and both the first tensile fiber bundle and the second tensile fiber bundle are provided with winding knots.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] (1) During operation, by setting up a pearl cotton coil body consisting of a pearl cotton central base, an aluminum foil thin layer 1, a polytetrafluoroethylene corrosion-resistant layer 1, a hydrophobic film layer 1, an aluminum foil thin layer 2, a polytetrafluoroethylene corrosion-resistant layer 2 and a hydrophobic film layer 2, the acid and alkali corrosion resistance of the pearl cotton coil can be improved, so that the pearl cotton coil can be applied to a variety of environments and improve adaptability;

[0013] (2) By providing a pearl cotton central base layer composed of a first pearl cotton layer, a second pearl cotton layer and a pearl cotton mesh layer, the cushioning performance of the pearl cotton coil can be further improved, and efficient protection of objects can be achieved. By providing a tensile fiber bundle 1 and a tensile fiber bundle 2 formed by twisting a plurality of glass fiber filaments, the tensile performance of the pearl cotton coil can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0015] In the attached picture:

[0016] Figure 1 This is a schematic diagram of the structure of the pearl cotton coil material resistant to acid and alkali corrosion of the utility model;

[0017] Figure 2 This is a schematic diagram of the central base structure of the pearl cotton of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of a tensile fiber bundle of the utility model;

[0019] In the figure: 1. EPE coil body; 2. EPE central base layer; 3. Aluminum foil thin layer 1; 4. Polytetrafluoroethylene corrosion resistant layer 1; 5. Hydrophobic film layer 1; 6. Aluminum foil thin layer 2; 7. Polytetrafluoroethylene corrosion resistant layer 2; 8. Hydrophobic film layer 2; 9. Viscose layer 1; 10. First EPE layer; 11. Second EPE layer; 12. EPE mesh layer; 13. Sandwich inner cavity; 14. Viscose layer 2; 15. Horizontal EPE strip; 16. Longitudinal EPE strip; 17. Tensile fiber bundle 1; 18. Tensile fiber bundle 2; 19. Glass fiber filament; 20. Wrapping knot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0021] Depend on Figure 1 The utility model discloses an acid- and alkali-resistant pearl cotton coil, comprising a pearl cotton coil body 1, wherein the pearl cotton coil body 1 is composed of a pearl cotton central base 2, an aluminum foil thin layer 3, a polytetrafluoroethylene corrosion-resistant layer 4, a hydrophobic film layer 5, an aluminum foil thin layer 6, a polytetrafluoroethylene corrosion-resistant layer 7 and a hydrophobic film layer 8. The aluminum foil thin layer 3 and the aluminum foil thin layer 6 are respectively connected to both sides of the pearl cotton central base 2, the polytetrafluoroethylene corrosion-resistant layer 4 is connected to the aluminum foil thin layer 3 away from the side of the pearl cotton central base 2, and the hydrophobic film layer 8 is formed. The membrane layer 15 is connected to the side of the polytetrafluoroethylene corrosion-resistant layer 14 away from the aluminum foil thin layer 13, the polytetrafluoroethylene corrosion-resistant layer 27 is connected to the side of the aluminum foil thin layer 26 away from the pearl cotton central base layer 2, the hydrophobic membrane layer 28 is connected to the side of the polytetrafluoroethylene corrosion-resistant layer 27 away from the aluminum foil thin layer 26, and the pearl cotton central base layer 2, the aluminum foil thin layer 13, the polytetrafluoroethylene corrosion-resistant layer 14, the hydrophobic membrane layer 15, the aluminum foil thin layer 26, the polytetrafluoroethylene corrosion-resistant layer 27 and the hydrophobic membrane layer 28 are all bonded and connected by an adhesive layer 9;

[0022] The hydrophobic film layer 1 5 and the hydrophobic film layer 2 8 can make the corrosive liquid be discharged quickly to prevent the corrosive liquid from remaining on the surface of the pearl cotton coil. The polytetrafluoroethylene corrosion-resistant layer 1 4 and the polytetrafluoroethylene corrosion-resistant layer 2 7 can achieve primary corrosion protection. The aluminum foil thin layer 1 3 and the aluminum foil thin layer 2 6 can achieve secondary corrosion protection, and at the same time have good heat insulation performance;

[0023] Depend on Figures 1 to 3It is given that the central base layer 2 of the pearl cotton is composed of a first pearl cotton layer 10, a second pearl cotton layer 11 and a pearl cotton mesh layer 12. An interlayer cavity 13 is formed between the first pearl cotton layer 10 and the second pearl cotton layer 11. The pearl cotton mesh layer 12 is connected to the inside of the interlayer cavity 13. The pearl cotton mesh layer 12 is bonded to the first pearl cotton layer 10 and the second pearl cotton layer 11 through a viscose layer 2 14. The pearl cotton mesh layer 12 is composed of a plurality of transverse pearl cotton strips 15 and a plurality of longitudinal pearl cotton strips 16. The cross sections of the transverse pearl cotton strips 15 and the longitudinal pearl cotton strips 16 are both circular structures. A tensile fiber bundle 17 is interspersed inside the transverse pearl cotton strips 15, and a tensile fiber bundle 2 18 is interspersed inside the longitudinal pearl cotton strips 16. The tensile fiber bundle 17 and the tensile fiber bundle 2 18 are both twisted by a plurality of glass fiber filaments 19. The tensile fiber bundle 17 and the tensile fiber bundle 2 18 are both provided with a winding knot 20.

[0024] By setting the interlayer inner cavity 13, the transverse pearl cotton strips 15 and the longitudinal pearl cotton strips 16, the overall buffering performance can be improved, so that it can undergo a large degree of deformation, thereby achieving efficient protection of the object. The tensile strength of the pearl cotton coil can be improved by the tensile strength fiber bundle 17 and the tensile strength fiber bundle 2 18. By setting the winding knot 20, the displacement of the tensile strength fiber bundle 17 and the tensile strength fiber bundle 2 18 and the transverse pearl cotton strips 15 and the longitudinal pearl cotton strips 16 can be avoided, thereby improving stability.

[0025] During work, by setting up a pearl cotton coil body composed of a pearl cotton central base layer, an aluminum foil thin layer one, a polytetrafluoroethylene corrosion-resistant layer one, a hydrophobic film layer one, an aluminum foil thin layer two, a polytetrafluoroethylene corrosion-resistant layer two and a hydrophobic film layer two, the acid and alkali corrosion resistance of the pearl cotton coil can be improved, so that the pearl cotton coil can be applied to a variety of environments and improve adaptability; by setting up a pearl cotton central base layer composed of a first pearl cotton layer, a second pearl cotton layer and a pearl cotton mesh layer, the buffering performance of the pearl cotton coil can be further improved, and efficient protection of objects can be achieved; by setting a tensile fiber bundle one and a tensile fiber bundle two formed by twisting a number of glass fiber filaments, the tensile resistance of the pearl cotton coil can be improved.

Claims

1. An acid- and alkali-resistant pearl cotton coil, comprising a pearl cotton coil body (1), characterized in that: The pearl cotton coil body (1) is composed of a pearl cotton central base (2), an aluminum foil thin layer (3), a polytetrafluoroethylene corrosion-resistant layer (4), a hydrophobic film layer (5), an aluminum foil thin layer (6), a polytetrafluoroethylene corrosion-resistant layer (7) and a hydrophobic film layer (8). The aluminum foil thin layer (3) and the aluminum foil thin layer (6) are respectively connected to two sides of the pearl cotton central base (2), the polytetrafluoroethylene corrosion-resistant layer (4) is connected to a side of the aluminum foil thin layer (3) away from the pearl cotton central base (2), the hydrophobic film layer (5) is connected to a side of the polytetrafluoroethylene corrosion-resistant layer (4) away from the aluminum foil thin layer (3), the polytetrafluoroethylene corrosion-resistant layer (7) is connected to a side of the aluminum foil thin layer (6) away from the pearl cotton central base (2), and the hydrophobic film layer (8) is connected to a side of the polytetrafluoroethylene corrosion-resistant layer (7) away from the aluminum foil thin layer (6).

2. The acid- and alkali-resistant pearl cotton coil according to claim 1, characterized in that: The pearl cotton central base layer (2), the aluminum foil thin layer one (3), the polytetrafluoroethylene corrosion-resistant layer one (4), the hydrophobic film layer one (5), the aluminum foil thin layer two (6), the polytetrafluoroethylene corrosion-resistant layer two (7) and the hydrophobic film layer two (8) are all bonded and connected by an adhesive layer one (9).

3. The acid- and alkali-resistant pearl cotton coil according to claim 1, characterized in that: The pearl cotton central base layer (2) is composed of a first pearl cotton layer (10), a second pearl cotton layer (11) and a pearl cotton mesh layer (12); an interlayer cavity (13) is formed between the first pearl cotton layer (10) and the second pearl cotton layer (11); and the pearl cotton mesh layer (12) is connected to the inside of the interlayer cavity (13).

4. The acid- and alkali-resistant pearl cotton coil according to claim 3, characterized in that: The pearl cotton mesh layer (12) is bonded and connected to the first pearl cotton layer (10) and the second pearl cotton layer (11) via a second adhesive layer (14).

5. The acid- and alkali-resistant pearl cotton coil according to claim 3, characterized in that: The pearl cotton mesh layer (12) is composed of a plurality of transverse pearl cotton strips (15) and a plurality of longitudinal pearl cotton strips (16), and the cross sections of the transverse pearl cotton strips (15) and the longitudinal pearl cotton strips (16) are both circular structures.

6. The acid- and alkali-resistant pearl cotton coil according to claim 5, characterized in that: The transverse pearl cotton strip (15) is interspersed with a first tensile fiber bundle (17), and the longitudinal pearl cotton strip (16) is interspersed with a second tensile fiber bundle (18).

7. The acid- and alkali-resistant pearl cotton coil according to claim 6, characterized in that: The tensile-resistant fiber bundle one (17) and the tensile-resistant fiber bundle two (18) are both formed by twisting a plurality of glass fiber filaments (19), and a winding knot (20) is provided on the tensile-resistant fiber bundle one (17) and the tensile-resistant fiber bundle two (18).

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