阅读说明：本技术 乳胶鞋面、鞋及其制备方法 (Latex vamp, shoe and preparation method thereof ) 是由 林浩钜 于 2020-02-11 设计创作，主要内容包括：本发明公开了一种乳胶鞋面、鞋及其制备方法,该乳胶鞋面包括外部面料层、发泡乳胶层和内部面料层,发泡乳胶层连接在外部面料层与内部面料层之间,发泡乳胶层由以下原料发泡而成：天然乳胶60～75％；丁苯胶20～35％；助剂3～8％。本发明采用天然乳胶,透气性好,吸汗性强,排汗性强,脚不易生汗,可防臭,防霉抗菌,舒适度佳,与脚的接触感好弹性好,耐穿,不松弛,不变形,可水洗,冬暖夏凉,物性检测能够达到欧盟标准,并且发泡乳胶层采用独特的配方和工艺制作而成,这样乳胶鞋面可以进行车缝车线而不易发生损坏,使用寿命长。(The invention discloses a latex vamp, a shoe and a preparation method thereof, wherein the latex vamp comprises an outer fabric layer, a foamed latex layer and an inner fabric layer, the foamed latex layer is connected between the outer fabric layer and the inner fabric layer, and the foamed latex layer is formed by foaming the following raw materials: 60-75% of natural latex; 20-35% of styrene butadiene rubber; 3-8% of an auxiliary agent. The invention adopts natural latex, has good air permeability, strong sweat absorption, strong perspiration, difficult sweating of feet, deodorization, mildew resistance and antibiosis, good comfort level, good contact feeling with the feet, good elasticity, wear resistance, no looseness, no deformation, water washing, warmness in winter and coolness in summer, and physical property detection which can reach European Union standard, and the foaming latex layer is manufactured by adopting a unique formula and process, so that the latex vamp can be sewn and sewn without easy damage and has long service life.)

1. The utility model provides a latex vamp, its characterized in that, includes outside precoat, foaming emulsion layer and inside precoat, the foaming emulsion layer is connected between outside precoat and inside precoat, the foaming emulsion layer sets up to loose porous structure, the foaming emulsion layer is formed by the foaming of following raw materials:

60-75% of natural latex;

20-35% of styrene butadiene rubber;

3-8% of an auxiliary agent.

2. The latex upper according to claim 1, wherein said foamed latex layer is foamed from the following raw materials:

67.5% of natural latex;

27.5 percent of styrene-butadiene rubber;

and 5% of an auxiliary agent.

3. The latex upper according to claim 1, wherein said outer fabric layer is provided as cloth, PU or leather.

4. The latex upper according to claim 1, wherein said inner fabric layer is provided as cloth, PU or leather.

5. The latex upper according to claim 1, wherein said outer fabric layer, foamed latex layer and inner fabric layer are secured together by heat pressing.

6. A preparation method of a latex vamp is characterized by comprising the following steps:

(1) preparing a foamed latex layer: putting 60-75% of natural latex, 20-35% of butadiene styrene rubber and 3-8% of an auxiliary agent into stirring equipment according to a proportion, mixing uniformly, putting the uniformly stirred latex mixture into foaming equipment for foaming, then pouring the foamed latex mixture onto a conveyor belt, adjusting the thickness of the latex mixture, then conveying the latex mixture into an oven for drying, vulcanizing by adding sulfur, and obtaining a sheet-shaped foamed latex layer with a preset thickness after secondary thickness adjustment;

(2) forming the vamp: and placing the foamed latex layer between the external fabric layer and the internal fabric layer, and connecting the foamed latex layer, the external fabric layer and the internal fabric layer together through hot-pressing equipment in a hot-pressing manner to form the latex vamp.

7. The method for preparing the latex vamp according to claim 6, wherein the drying temperature is 80-130 ℃.

8. The method for preparing the latex vamp according to claim 6, wherein the hot pressing temperature is 80-130 ℃ and the pressure is 70-100 pounds.

9. The method for preparing the latex vamp according to claim 6, wherein the outer fabric layer is made of cloth, PU or leather; the inner fabric layer is made of cloth, PU or leather.

10. A shoe comprising a sole and an upper attached to the sole, wherein the upper is a latex upper as claimed in any one of claims 1 to 5.

Technical Field

The invention relates to the technical field of shoes, in particular to a latex vamp, a shoe and a preparation method thereof.

Background

At present, all kinds of shoes on the market all are equipped with the sole and connect the vamp on the sole, and wherein, the material of vamp comprises materials such as cloth, cladding, plastic, bubble cotton mostly, but present shoes vamp has following not enough more: 1. the air permeability is poor, so that feet are easy to sweat and generate odor; 2. the comfort level is poor, and the contact feeling with the feet is still to be enhanced; 3. the elasticity is poor; 4. the effect of being warm in winter and cool in summer can not be achieved; 5. it is not durable and is easy to deform.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provides a latex vamp, a shoe and a preparation method thereof.

In order to achieve the above purpose, a first aspect of the present invention provides a latex upper, including an outer fabric layer, a foamed latex layer and an inner fabric layer, wherein the foamed latex layer is connected between the outer fabric layer and the inner fabric layer, the foamed latex layer is configured to be a loose porous structure, and the foamed latex layer is formed by foaming the following raw materials:

60-75% of natural latex;

20-35% of styrene butadiene rubber;

3-8% of an auxiliary agent.

In a preferred embodiment, the foamed latex layer is formed by foaming the following raw materials:

67.5% of natural latex;

27.5 percent of styrene-butadiene rubber;

and 5% of an auxiliary agent.

In a preferred embodiment, the outer fabric layer is provided as a cloth, PU or leather.

In a preferred embodiment, the inner shell fabric layer is provided as a cloth, PU or leather.

In a preferred embodiment, the outer fabric layer, the foamed latex layer and the inner fabric layer are connected and fixed together by a hot pressing mode.

The invention provides a preparation method of a latex vamp, which comprises the following steps:

(1) preparing a foamed latex layer: putting 60-75% of natural latex, 20-35% of butadiene styrene rubber and 3-8% of an auxiliary agent into stirring equipment according to a proportion, mixing uniformly, putting the uniformly stirred latex mixture into foaming equipment for foaming, then pouring the foamed latex mixture onto a conveyor belt, adjusting the thickness of the latex mixture, then conveying the latex mixture into an oven for drying, vulcanizing by adding sulfur, and obtaining a sheet-shaped foamed latex layer with a preset thickness after secondary thickness adjustment;

(2) forming the vamp: and placing the foamed latex layer between the external fabric layer and the internal fabric layer, and connecting the foamed latex layer, the external fabric layer and the internal fabric layer together through hot-pressing equipment in a hot-pressing manner to form the latex vamp.

In a preferred embodiment, the drying temperature is 80-130 ℃.

In a preferred embodiment, the hot-pressing temperature is 80 to 130 ℃ and the pressure is 70 to 100 pounds.

As a preferred embodiment, the outer fabric layer is provided as cloth, PU or leather; the inner fabric layer is made of cloth, PU or leather.

The invention provides a pair of shoes, each shoe comprises a sole and an upper connected to the sole, and each upper is the latex upper in the technical scheme.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention is composed of an outer fabric layer, a foamed latex layer and an inner fabric layer, adopts natural latex, has good air permeability, strong sweat absorption, strong perspiration, good odor resistance, good mildew resistance and antibacterial comfort, good contact feeling with feet, good elasticity, wear resistance, no looseness, no deformation, water washing, warm in winter and cool in summer, and physical property detection which can reach the European Union standard.

2. The foaming latex layer is manufactured by adopting a unique formula and a unique process, so that the latex vamp can be sewn with threads without being easily damaged and has long service life.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic representation of the construction of a latex upper provided by an embodiment of the present invention;

fig. 2 is a schematic structural view of one of the shoes provided by the embodiment of the invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, there is shown a latex upper comprising an outer shell 1, a foamed latex layer 2 and an inner shell 3, the foamed latex layer 2 being connected between the outer shell 1 and the inner shell 3, the foamed latex layer being arranged in a porous structure. In actual production, the outer fabric layer, the foamed latex layer and the inner fabric layer can be connected and fixed together in a hot pressing mode.

Wherein, outside precoat can set up to cloth, PU or cladding, inside precoat also can set up to cloth, PU or cladding, of course, according to actual need, other shoes surface fabrics can also be adopted to interior outer layer surface fabric, and this embodiment of non-.

The foaming latex layer can be formed by foaming the following raw materials: 60-75% of natural latex; 20-35% of styrene butadiene rubber; 3-8% of an auxiliary agent.

The preparation method of the latex vamp comprises the following steps:

(1) preparing a foamed latex layer:

putting 60-75% of natural latex, 20-35% of butadiene styrene rubber and 3-8% of an auxiliary agent into stirring equipment according to a proportion, mixing uniformly, putting the uniformly stirred latex mixture into foaming equipment for foaming, then pouring the foamed latex mixture onto a conveyor belt, adjusting the thickness of the latex mixture, then conveying the latex mixture into an oven for drying, vulcanizing by adding sulfur, and adjusting the thickness twice to obtain a flaky foamed latex layer with a preset thickness;

(2) forming the vamp:

and placing the foamed latex layer between the external fabric layer and the internal fabric layer, and connecting the foamed latex layer, the external fabric layer and the internal fabric layer together through hot-pressing equipment in a hot-pressing manner to form the latex vamp.

Wherein, the drying temperature can be preferably set to be 80-130 ℃. The temperature during hot pressing can be set to be preferably 80-130 ℃, and the pressure can be set to be preferably 70-100 pounds.

As shown in fig. 2, there is shown a shoe comprising a sole 20 and an upper 10 attached thereto, said upper 10 being a latex upper as described above, wherein the shape and pattern of the shoe may be varied at will.