Fabric with light heat storage performance and manufacturing process thereof

Abstract

The invention belongs to the technical field of fabrics, and particularly relates to a light heat storage performance fabric which comprises a surface layer, a bottom layer and a middle layer, the surface layer is provided with a mesh structure, the bottom of the bottom layer is provided with a reflecting layer, the middle layer comprises a supporting structure, and the surface of the supporting structure is provided with a light heat storage structure. The fabric is formed by weaving first yarn, second yarn and third yarn, the surface layer is formed by weaving the first yarn, the middle layer is formed by weaving the second yarn, the bottom layer is formed by weaving the third yarn, the second yarn comprises a fiber layer and a light heat storage layer covering the surface of the fiber layer, and the light heat storage layer is formed by weaving the third yarn. The light heat storage layer is made of light absorption and heat storage master batches. The light heat storage structure in the fabric can effectively absorb and store light energy and convert the light energy into heat energy, so that warmth is provided. The material is particularly useful in cold environments, and can be used as a passive thermal insulation material.

Description

Technical Field

[0001] The invention belongs to the technical field of fabrics, and in particular relates to a fabric with light-heat storage performance and a manufacturing process thereof. Background Art

[0002] Clothing first appeared for the purpose of covering up, but over time it developed into functionality (practicality), such as keeping warm in cold environments.

[0003] At present, the fabrics on the market mainly improve the thermal insulation performance of clothing in the following ways: 1. Increase the number of layers or thickness of clothing fabrics to block the entry of cold air and isolate the temperature difference between the body surface and the outside world.

[0004] 2. Adding a layer to clothing is also a common thermal insulation design. The layer can be filled with thermal insulation materials such as silk cotton, down, polyester fiber, etc. to improve the thermal insulation performance of the clothing.

[0005] 3. Tight weaving can reduce air circulation in clothing, thereby improving thermal insulation performance.

[0006] Although these three types of fabrics all have a certain degree of warmth retention, it is difficult to further improve the thermal insulation performance of the fabrics. Summary of the invention

[0007] The invention discloses a light-heat storage fabric and a manufacturing process thereof, which mainly solves the disadvantage that the current traditional fabrics have limited thermal insulation performance.

[0008] To achieve the above objectives, the present invention provides a light-heat storage fabric, comprising a surface layer, a bottom layer and an intermediate layer, wherein the surface layer is provided with a mesh structure, a reflective layer is provided at the bottom of the bottom layer, the intermediate layer comprises a supporting structure, and a light-heat storage structure is provided on the surface of the supporting structure.

[0009] Preferably, the fabric is woven from a first yarn, a second yarn and a third yarn, the surface layer is woven from the first yarn, the middle layer is woven from the second yarn, and the bottom layer is woven from the third yarn.

[0010] Preferably, the second yarn comprises a fiber layer and a light-heat storage layer covering the surface of the second yarn.

[0011] Preferably, the material of the light-heat storage layer is light-absorbing and heat-storage masterbatch.

[0012] Preferably, the reflective layer is a fiber-modified layer, and the material of the fiber-modified layer is one of aluminum oxide and titanium dioxide.

[0013] Preferably, a process for manufacturing a light-heat storage fabric is also provided, which is characterized by comprising the following steps: Preferably, before adding the light-heat storage particles to the spinning solution, they are first placed in a surfactant, and the surfactant is used to wrap the particles for pretreatment, so as to improve their dispersibility and stability in the spinning solution.

[0014] Preferably, after adding the light-heat storage particles to the spinning solution, the solution is stirred at 60° C. for 30 minutes, and then the particles that are not evenly dispersed are removed by a filtering device to ensure the purity of the spinning solution.

[0015] S1: Second yarn treatment: Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; The solar thermal storage particles, the silane coupling agent and the solvent are mixed under stirring conditions, and then filtered, dried and ground in sequence to obtain the solar thermal storage masterbatch; The light-heat storage masterbatch is mixed with a spinning solution and then spun to obtain a second yarn.

[0016] Third Yarn Processing: Dispersing aluminum oxide in deionized water to form a uniform coating solution, and adding a nonionic surfactant to form a coating solution; Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; Dipping the third yarn into the coating solution, then removing and removing excess coating solution; Place it in a drying room at 40-60°C for 1-2 hours to complete the curing of the coating to form a fiber modified layer; S2: The first yarn is used to weave the surface layer and form mesh holes on the surface, the third yarn is used to weave the bottom layer, and the second yarn is used to weave the middle layer and form holes in the middle layer.

[0017] The technical solution provided by the present invention has at least the following technical effects: Efficient light-heat storage performance: The light-heat storage structure in the fabric can effectively absorb and store light energy, convert it into heat energy, and thus provide warmth. This is especially useful in cold environments and can be used as a passive thermal insulation material.

[0018] Good breathability: The mesh structure on the surface layer can increase the breathability of the fabric, so that the human body will not feel stuffy when wearing it, which is conducive to perspiration and keeping dry.

[0019] Energy-saving effect of the reflective layer: The reflective layer on the bottom layer can reflect part of the heat energy, reduce heat loss, and thus improve the thermal insulation performance of the fabric.

[0020] Multi-layer structural design: The fabric consists of a surface layer, a middle layer and a bottom layer. Each layer has its specific function. This multi-layer design makes the fabric more comprehensive and balanced in performance. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, 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 invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 This is a schematic diagram of the structure of the fabric of an embodiment of the present invention; Description of main reference numerals: 1, surface layer; 2, middle layer; 3, bottom layer; 4, hole; DETAILED DESCRIPTION Embodiments of the present invention are described in detail below, examples of which 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 intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0023] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the referred device or element 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 invention.

[0024] In addition, 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 the indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0025] Please refer to Figure 1. The present invention provides a fabric with photothermal storage performance, comprising a surface layer 1, a bottom layer 3 and an intermediate layer 2, wherein the surface layer 1 is provided with a mesh structure, the bottom of the bottom layer 3 is provided with a reflective layer, the intermediate layer 2 comprises a support structure, and the surface of the support structure is provided with a photothermal storage structure. , The fabric is woven from a first yarn, a second yarn and a third yarn, the surface layer 1 is woven from the first yarn, the middle layer 2 is woven from the second yarn, and the bottom layer 3 is woven from the third yarn, wherein the second yarn comprises a fiber layer and a photothermal storage layer covering the surface thereof. The photothermal storage layer is made of light-absorbing and heat-storage masterbatch, the reflective layer is a fiber modified layer, and the fiber modified layer is made of aluminum oxide. The present invention also provides a process for manufacturing a light-heat storage fabric, which is characterized by comprising the following steps: S1: Second yarn treatment: Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; The solar thermal storage particles, the silane coupling agent and the solvent are mixed under stirring conditions, and then filtered, dried and ground in sequence to obtain the solar thermal storage masterbatch; The light-heat storage masterbatch is mixed with a spinning solution and then spun to obtain a second yarn.

[0026] Third Yarn Processing: Disperse aluminum oxide in deionized water to form a uniform coating liquid. Add a nonionic surfactant to form a coating liquid; Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; Dipping the third yarn into the coating solution, then removing and removing excess coating solution; Place it in a drying room at 40-60°C for 1-2 hours to complete the curing of the coating to form a fiber modified layer; S2: Use the first yarn to weave the surface layer 1 and form mesh holes on the surface, use the third yarn to weave the bottom layer 3, use the second yarn to weave the middle layer 2 and form holes 4 in the middle layer 2.

[0027] Before adding the light-heat-storage particles into the spinning solution, they are first placed in a surfactant, and the surfactant is used to wrap the particles for pretreatment, so as to improve their dispersibility and stability in the spinning solution.

[0028] After adding the light-heat storage particles to the spinning solution, the solution was stirred at 60° C. for 30 minutes, and then the particles that were not evenly dispersed were removed by filtering to ensure the purity of the spinning solution.

[0029] The embodiments of the present invention have at least the following advantages: Efficient light-heat storage performance: The light-heat storage structure in the fabric can effectively absorb and store light energy, convert it into heat energy, and thus provide warmth. This is especially useful in cold environments and can be used as a passive thermal insulation material.

[0030] Good breathability: The mesh structure provided in the surface layer 1 can increase the breathability of the fabric, so that the human body will not feel stuffy when wearing it, and is conducive to perspiration and keeping dry.

[0031] Energy-saving effect of the reflective layer: The reflective layer of the bottom layer 3 can reflect part of the heat energy, reduce heat loss, and thus improve the thermal insulation performance of the fabric.

[0032] Multi-layered structural design: The fabric consists of a surface layer 1, a middle layer 2 and a bottom layer 3. Each layer has its specific function. This multi-layered design makes the fabric more comprehensive and balanced in performance.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A light-heat storage fabric, characterized in that: The invention comprises a surface layer (1), a bottom layer (3) and an intermediate layer (2), wherein the surface layer (1) is provided with a mesh structure, the bottom of the bottom layer (3) is provided with a reflective layer, and the intermediate layer (2) comprises a supporting structure, and the surface of the supporting structure is provided with a light heat storage structure.

2. The light-heat storage fabric according to claim 1, characterized in that: The fabric is woven from a first yarn, a second yarn and a third yarn, the surface layer (1) is woven from the first yarn, the middle layer (2) is woven from the second yarn, and the bottom layer (3) is woven from the third yarn.

3. The light-heat storage fabric according to claim 2, characterized in that: The second yarn includes a fiber layer and a light-heat storage layer covering the surface of the fiber layer.

4. The light-heat storage fabric according to claim 3, characterized in that: The material of the light-heat storage layer is light-absorbing and heat-storage masterbatch.

5. The light-heat storage fabric according to claim 1, characterized in that: The reflective layer is a fiber modified layer, and the material of the fiber modified layer is one of aluminum oxide and titanium dioxide.

6. A process for producing the light-heat storage fabric according to claims 1-5, characterized in that: The following steps are involved: S1： Second yarn treatment: Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; The solar thermal storage particles, the silane coupling agent and the solvent are mixed under stirring conditions, and then filtered, dried and ground in sequence to obtain the solar thermal storage masterbatch; The light-heat storage masterbatch is mixed with a spinning solution and then spun to obtain a second yarn. Third Yarn Processing: Dispersing aluminum oxide in deionized water to form a uniform coating solution, and adding a nonionic surfactant to form a coating solution; Remove oil and dust from the fiber surface by washing and ultrasonic cleaning; Dipping the third yarn into the coating solution, then removing and removing excess coating solution; Place it in a drying room at 40-60°C for 1-2 hours to complete the coating curing to form a fiber modified layer; S2: The first yarn is used to weave the surface layer (1) and form mesh holes on the surface, the third yarn is used to weave the bottom layer (3), and the second yarn is used to weave the middle layer (2) and form holes (4) in the middle layer (2).

7. The light-heat storage fabric according to claim 6, characterized in that: Before the light-heat-storage particles are added to the spinning solution, they are first placed in a surfactant, and the surfactant is used to wrap the particles for pretreatment.

8. The light-heat storage fabric according to claim 6, characterized in that: After adding the light-heat storage fine particles to the spinning solution, the mixture was stirred at 60° C. for 30 minutes, and then fine particle aggregates that were not uniformly dispersed were removed by filtering.

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