Flame-retardant breathable magic tape

Abstract

The utility model discloses a flame-retardant breathable hook-and-loop fastener, and relates to the technical field of hook-and-loop fasteners. Comprising a master tape and a sub-tape, the master tape comprises a first waterproof breathable layer, a first base material layer, a flame-retardant layer, a second waterproof breathable layer and a first bonding layer which are arranged in sequence; each sub-band comprises a third waterproof breathable layer, a second base material layer and a second bonding layer which are arranged in sequence; wherein the first bonding layer and the second bonding layer are suitable for being bonded with each other, one of the first bonding layer and the second bonding layer is a hook surface, and the other one is a fiber surface; the first waterproof breathable layer, the second waterproof breathable layer and the third waterproof breathable layer are all made of polypropylene fiber materials; a plurality of ventilation channels are transversely formed in the flame-retardant layer, and a plurality of ventilation holes which are the same as the ventilation channels are longitudinally formed in the second waterproof ventilation layer; by adopting the technical scheme provided by the invention, the flame retardant property and the air permeability of the magic tape can be effectively improved.

Description

Technical Field

[0001] The present application relates to the technical field of Velcro, and in particular to a flame retardant and breathable Velcro. Background Art

[0002] Velcro, also known as Magic stick or hook and loop fastener, is a commonly used connecting material on clothes. It has two sides: one side of the Velcro is made of small, soft fibers and round hairs, and the other side is made of harder hairs with hooks.

[0003] Velcro is widely used in various fields, especially in the field of wearables. Velcro is used on some maternal and infant wearables to achieve stable attachment; for example, the common baby carrier used to support younger children has the main fulcrums including the waist and shoulders, of which the waist part mainly uses a structure similar to a tightening belt, which is wrapped around the waist with a large area of ​​Velcro; in addition, large areas of Velcro are often used on some plastic auxiliary tools. This kind of Velcro wrapped with a large area needs to consider breathability when using it. In addition, the traditional Velcro material is flammable, so there is room for further improvement in flame retardancy. Utility Model Content

[0004] The purpose of this application is to provide a flame retardant and breathable Velcro to solve at least one of the above-mentioned technical problems.

[0005] In order to solve the above technical problems, the present application provides a flame retardant and breathable hook and loop fastener, including a main tape and a sub-tape;

[0006] The mother tape comprises a first waterproof and breathable layer, a first base material layer, a flame retardant layer, a second waterproof and breathable layer and a first adhesive layer which are arranged in sequence;

[0007] The sub-belt comprises a third waterproof and breathable layer, a second base material layer, and a second adhesive layer which are arranged in sequence;

[0008] wherein the first adhesive layer and the second adhesive layer are suitable for bonding to each other, and one of them is a hook surface and the other is a fiber surface;

[0009] The first waterproof and breathable layer, the second waterproof and breathable layer and the third waterproof and breathable layer are all made of polypropylene fiber material;

[0010] A plurality of air permeable channels are formed transversely on the flame retardant layer, and a plurality of air permeable holes which are the same as the air permeable channels are formed longitudinally on the second waterproof and air permeable layer;

[0011] In the above implementation process, the sub-belt and the main belt are bonded and fixed by the first adhesive layer and the second adhesive layer; in this scheme, the sub-belt includes a first substrate layer forming a main structure, and a flame retardant layer is provided on one side of the first substrate layer to improve the flame retardant performance of the sub-belt, and a first waterproof and breathable layer is provided on the other side of the sub-belt, and a second waterproof and breathable layer is provided on the other side of the flame retardant layer, and the first waterproof and breathable layer and the second waterproof and breathable layer are both made of polypropylene fiber material, so as to ensure that they have sufficient waterproof and breathable properties. In addition, this scheme further optimizes the detailed structure of the layer body, and multi-dimensional ventilation can be achieved by setting horizontal air permeable channels and longitudinal air holes, thereby further improving the overall air permeability of the Velcro, and improving the comfort of users when wearing it.

[0012] Preferably, the first substrate layer and the second substrate layer are both formed by interweaving the first braided wire and the second braided wire;

[0013] Preferably, the first braided wire is made of bamboo fiber, and the second braided wire is made of polyimide;

[0014] In the above implementation process, the two substrate layers in this scheme are woven with two different materials, and the performance of the two materials can be comprehensively utilized; one of the bamboo fibers has good tensile properties, and the plant fiber has good antibacterial properties, thereby improving the comprehensive performance of the Velcro; and the second braided wire is made of polyimide, which has good flame retardant properties, which can effectively improve the flame retardant properties of the substrate layer, and cooperate with the flame retardant layer to ensure that the Velcro as a whole has sufficient flame retardant properties to meet some flame retardant standards.

[0015] Preferably, the hook surface is provided with a plurality of hook-shaped structures, and the plurality of hook-shaped structures are formed of nylon yarns;

[0016] Preferably, the diameter of the nylon yarn forming the hook-shaped structure is 0.15-0.35 mm;

[0017] In the above implementation process, the hook-shaped structure is formed by nylon yarn, and nylon itself has good flame retardant properties, which further improves the flame retardant properties of the Velcro; and the diameter of the nylon yarn is 0.15-0.35mm, which can give it sufficient bonding strength.

[0018] Preferably, the flame retardant layer is made of CVC material;

[0019] In the above implementation process, the flame retardant layer uses CVC material, which has certain flame retardant properties and also has certain elasticity, so that the Velcro also has certain elasticity to meet certain usage requirements. For example, when it is wrapped around the waist, it has elasticity to facilitate tightening.

[0020] Compared with the prior art, the beneficial effect of the present application is that: in this solution, the sub-band includes a first substrate layer forming a main structure, and a flame retardant layer is provided on one side of the first substrate layer to improve the flame retardant performance of the sub-band, and a first waterproof and breathable layer is provided on the other side of the sub-band, and a second waterproof and breathable layer is provided on the other side of the flame retardant layer, and the first waterproof and breathable layer and the second waterproof and breathable layer are both made of polypropylene fiber material, which can ensure that they have sufficient waterproof and breathable properties. In addition, the present solution further optimizes the detailed structure of the layer body, and multi-dimensional ventilation can be achieved by setting transverse ventilation channels and longitudinal ventilation holes, thereby further improving the overall breathability of the Velcro, and improving the comfort of users when wearing it. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 It is a schematic diagram of the overall structure of one embodiment of the present application;

[0023] Figure 2 It is a partial structural schematic diagram of one embodiment of the present application;

[0024] Among them: 10, sub-tape; 11, first waterproof and breathable layer; 12, first substrate layer; 13, flame retardant layer; 131, breathable channel; 14, second waterproof and breathable layer; 141, breathable hole; 15, first bonding layer; 20, mother tape; 21, third waterproof and breathable layer; 22, second substrate layer; 23, second bonding layer. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0026] In the description of the present application, it should be understood that the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present application, "plurality" means two or more, unless otherwise clearly and specifically defined.

[0027] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installation" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0028] In the description of the present application, it should be understood that the terms "upper", "lower", "side", "front", "rear", etc. indicate orientations or positional relationships based on the installation, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0029] In the description of this application, it should be noted that the term "and / or" is merely a description of the association relationship between associated objects, indicating that three relationships may exist. For example, A and / or B can mean: A exists alone, A and B exist at the same time, and B exists alone.

[0030] It should also be noted that, in the embodiments of the present application, the same figure mark is used to represent the same component or the same part. For the same parts in the embodiments of the present application, the figure may only mark one of the parts or components as an example. It should be understood that the figure mark also applies to other identical parts or components.

[0031] In order to further understand the content, features and effects of the utility model of the present application, the following embodiments are given as examples and described in detail with reference to the accompanying drawings:

[0032] Example

[0033] Velcro is widely used in various fields, especially in the field of wearables. Velcro is used on some maternal and infant wearables to achieve stable attachment; for example, the common baby carrier used to support younger children has the main fulcrums including the waist and shoulders, where the waist part mainly uses a structure similar to a tightening belt, which is wrapped around the waist with a large area of ​​Velcro; in addition, large areas of Velcro are often used on some plastic auxiliary tools. This kind of Velcro wrapped with a large area needs to consider breathability when used. In addition, the traditional Velcro material is flammable, so there is room for further improvement in flame retardancy; in order to solve the above technical problems, this embodiment provides the following technical solutions:

[0034] For details, see Figure 1-2 , this embodiment provides a flame retardant breathable hook and loop fastener, including a main tape 20 and a sub-tape 10;

[0035] For details, see Figure 1 The mother tape 20 includes a first waterproof and breathable layer 11, a first substrate layer 12, a flame retardant layer 13, a second waterproof and breathable layer 14 and a first adhesive layer 15 which are arranged in sequence;

[0036] Specifically, the sub-belt 10 includes a third waterproof and breathable layer 21, a second base material layer 22, and a second adhesive layer 23 which are arranged in sequence;

[0037] The first adhesive layer 15 and the second adhesive layer 23 are suitable for bonding to each other, and one of them is a hook surface and the other is a fiber surface;

[0038] Specifically, the first waterproof breathable layer 11, the second waterproof breathable layer 14 and the third waterproof breathable layer 21 are all made of polypropylene fiber material;

[0039] Furthermore, a plurality of air permeable channels 131 are formed transversely on the flame retardant layer 13, and a plurality of air permeable holes 141 which are the same as the air permeable channels 131 are formed longitudinally on the second waterproof air permeable layer 14;

[0040] In the above scheme, the sub-belt 10 and the main belt 20 are bonded and fixed by the first adhesive layer 15 and the second adhesive layer 23; in the present scheme, the sub-belt 10 includes a first substrate layer 12 forming a main structure, and a flame retardant layer 13 is provided on one side of the first substrate layer 12 to improve the flame retardant performance of the sub-belt 10, and a first waterproof and breathable layer 11 is provided on the other side of the sub-belt 10, and a second waterproof and breathable layer 14 is provided on the other side of the flame retardant layer 13, and the first waterproof and breathable layer 11 and the second waterproof and breathable layer 14 are both made of polypropylene fiber material, so that it can be ensured that they have sufficient waterproof and breathable properties. In addition, the present scheme further optimizes the detailed structure of the layer body, and multi-dimensional ventilation can be achieved by setting a transverse air permeable channel 131 and cooperating with the longitudinal air permeable hole 141, thereby further improving the overall air permeability of the Velcro, and improving the comfort of the user when wearing it.

[0041] Specifically, the first substrate layer 12 and the second substrate layer 22 are both formed by interweaving the first braided wire and the second braided wire;

[0042] Further, the first braided wire is made of bamboo fiber, and the second braided wire is made of polyimide;

[0043] In the above scheme, the two substrate layers in this scheme are woven with two different materials, and the performance of the two materials can be comprehensively utilized; one of the bamboo fibers has good tensile properties, and the plant fiber has good antibacterial properties, thereby improving the comprehensive performance of the Velcro; and the second braided wire is made of polyimide, which has good flame retardant properties, and can effectively improve the flame retardant properties of the substrate layer. Together with the flame retardant layer 13, it can ensure that the Velcro as a whole has sufficient flame retardant properties to meet certain flame retardant standards.

[0044] Specifically, the hook surface is provided with a plurality of hook-shaped structures, and the plurality of hook-shaped structures are formed of nylon yarns;

[0045] Further, the diameter of the nylon yarn forming the hook-shaped structure is 0.15-0.35 mm;

[0046] In the above scheme, the hook-shaped structure is formed by nylon yarn, and nylon itself has good flame retardant properties, which further improves the flame retardant properties of the Velcro; and the diameter of the nylon yarn is 0.15-0.35mm, which can give it sufficient bonding strength.

[0047] Specifically, the flame retardant layer 13 is made of CVC material;

[0048] In the above scheme, the flame retardant layer 13 is made of CVC material, which has certain flame retardant properties and also has certain elasticity, so that the Velcro also has certain elasticity to meet certain usage requirements. For example, when it is wrapped around the waist, it has elasticity to facilitate tightening.

[0049] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other.

[0050] The above description is only a preferred embodiment of the present application and does not constitute any form of limitation to the present application. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present application are within the scope of the technical solution of the present application.

Claims

1. A flame retardant breathable hook and loop fastener, Features: Including master and sub-tapes; The mother tape comprises a first waterproof and breathable layer, a first base material layer, a flame retardant layer, a second waterproof and breathable layer and a first adhesive layer which are arranged in sequence; The sub-belt comprises a third waterproof and breathable layer, a second base material layer, and a second adhesive layer which are arranged in sequence; wherein the first adhesive layer and the second adhesive layer are suitable for bonding to each other, and one of them is a hook surface and the other is a fiber surface; The first waterproof and breathable layer, the second waterproof and breathable layer and the third waterproof and breathable layer are all made of polypropylene fiber material; A plurality of air permeable channels are formed transversely on the flame retardant layer, and a plurality of air permeable holes which are the same as the air permeable channels are formed longitudinally on the second waterproof and air permeable layer.

2. The flame-retardant and breathable hook and loop fastener according to claim 1, Features: The first base material layer and the second base material layer are both formed by interweaving first braided wires and second braided wires.

3. The flame retardant and breathable hook and loop fastener according to claim 2, Features: The first braided wire is made of bamboo fiber, and the second braided wire is made of polyimide.

4. The flame retardant and breathable hook and loop fastener according to claim 3, Features: The hook surface is provided with a plurality of hook-shaped structures, and the plurality of hook-shaped structures are formed of nylon yarns.

5. The flame-retardant and breathable hook and loop fastener according to claim 4, Features: The diameter of the nylon yarn forming the hook-shaped structure is 0.15-0.35 mm.

6. The flame retardant breathable hook and loop fastener according to claim 3, Features: The flame retardant layer is made of CVC material.

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