CN215590186U

CN215590186U - Low-sensitivity mildew-proof and doodling-proof leather

Info

Publication number: CN215590186U
Application number: CN202121696938.3U
Authority: CN
Inventors: 刘明
Original assignee: Nantong Zhonghao Microfiber Products Co ltd
Current assignee: Nantong Zhonghao Microfiber Products Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-21
Anticipated expiration: 2031-07-26

Abstract

The utility model discloses low-sensitivity mildew-proof and doodle-proof leather which comprises an organic coating layer, a polyurethane coloring layer, a bonding foaming layer and a cloth layer, wherein the cloth layer is the bottommost layer, the upper surface layer of the cloth layer is tightly attached and connected with the bonding foaming layer, the surface layer of one side, away from the cloth layer, of the bonding foaming layer is tightly attached and connected with the polyurethane coloring layer, and the surface layer of one side, away from the bonding foaming layer, of the polyurethane coloring layer is tightly attached and connected with the organic coating layer; the low-sensitivity mildew-proof and doodling-proof leather has the advantages that when the multiple nanometer ultramicro structure layers, the inorganic polymer mildew-proof layers and the low-sensitivity material layers are arranged, dust, liquid, mildew and the like are attached to the surfaces of the multiple nanometer ultramicro structure layers and can only contact with the protruding points of mastoid, other parts are always separated by a layer of extremely thin air, and the extremely thin air cannot permeate into the leather through staying on the surface of the leather, and the low-sensitivity mildew-proof and doodling-proof leather is strong in waterproof performance and not prone to fading.

Description

Low-sensitivity mildew-proof and doodling-proof leather

Technical Field

The utility model relates to the technical field of leather, in particular to low-sensitivity mildew-proof and doodling-proof leather.

Background

The leather is animal skin which is obtained by physical and chemical processing such as unhairing, tanning and the like and is denatured and non-perishable. The prior leather is widely applied to shoes, clothes, bags and various daily necessities, and wet wiping or other leather cleaning agents containing water are inevitable when the leather is cleaned because the surface of the leather is easy to generate or be stained with dirt during wearing and using. The existing leather has the following defects:

1. the leather has poor waterproofness, and can be discolored and cracked after being used and cleaned for a long time, particularly, leather with poor wet rubbing resistance can be easily peeled off from the coating on the surface of the coating after being cleaned by wet rubbing for many times, and the leather can be cracked and discolored by serious people.

2. Dust, liquid, mould and the like are easily attached to the surface of the leather and easily permeate into the leather, so that the leather is very difficult to clean, and the mould is propagated in a large number after permeating, so that mould spots and mould spots appear, and the leather has hidden troubles on the health of a user while influencing the attractiveness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the low-sensitivity mildew-proof and doodling-proof leather which has the effects that dust, liquid, mould and the like cannot stay on the surface of the leather to permeate into the leather, the waterproof performance is strong, the leather is not easy to fade, and the problems in the prior art can be solved.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a low quick mould proof anti-graffiti leather, includes organic coating layer, polyurethane dyed layer, bonding foaming layer and bed of cloth, the bed of cloth is the bottom, and the bed of cloth upper surface is connected with bonding foaming layer in close fitting, and one side top layer that the bed of cloth was kept away from on the bonding foaming layer is connected with polyurethane dyed layer in close fitting, and one side top layer that the bonding foaming layer was kept away from on the polyurethane dyed layer is connected with organic coating layer in close fitting.

The organic coating layer consists of a multiple nano ultramicro structure layer, an inorganic polymer mildew-proof layer and a low-sensitivity material layer, wherein the multiple nano ultramicro structure layer consists of a plurality of mastoids; the low-sensitivity material layer is the bottommost layer, the upper surface layer of the low-sensitivity material layer is closely attached to the inorganic polymer mildew-proof layer, one side surface, away from the low-sensitivity material layer, of the inorganic polymer mildew-proof layer is closely attached to the bottom layer of the multiple nano-ultramicro structure layer, and one side surface, away from the inorganic polymer mildew-proof layer, of the multiple nano-ultramicro structure layer is in contact with air.

Preferably, the polyurethane dyed layer comprises first transparent waterproof membrane layer, pigment layer and the transparent waterproof membrane waterproof layer of second, and the transparent waterproof membrane waterproof layer of second is the bottommost layer, and the transparent waterproof membrane waterproof layer upper epidermis of second is connected with pigment layer in close fitting, and pigment layer keeps away from one side top layer and the first transparent waterproof membrane layer in close fitting of the transparent waterproof membrane waterproof layer of second and is connected.

Preferably, the bonding foaming layer comprises first polyurethane foam glue film, porous ventilative layer and second polyurethane foam glue film, and second polyurethane foam glue film is the bottommost layer, and top layer and the bed of cloth are closely laminated under the second polyurethane foam glue film, and second polyurethane foam glue film upper surface layer is connected with porous ventilative layer closely laminating, and one side top layer that second polyurethane foam glue film was kept away from to porous ventilative layer closely laminates with first polyurethane foam glue film.

Preferably, the average size of the mastoids forming the multiple nano-nanostructure layer is 10-12 microns, and the distance between every two adjacent mastoids is 10-12 microns.

Preferably, each of the mastoids is composed of several nano-protrusions, and each of the nano-protrusions has a diameter of 200 nm to 210 nm.

Compared with the prior art, the utility model has the following beneficial effects:

1. the low-sensitivity mildew-proof and doodling-proof leather is characterized in that an organic coating layer consists of multiple nano superfine structure layers, an inorganic polymer mildew-proof layer and a low-sensitivity material layer; the arrangement of the multiple nanometer ultramicro structure layer, the inorganic polymer mildew-proof layer and the low-sensitive material layer has the effect that when dust, liquid, mildew and the like are attached to the surface of the multiple nanometer ultramicro structure layer, the dust, the liquid, the mildew and the like can only contact with the protruding points of the mastoid, and other parts are always separated by a layer of extremely thin air and cannot permeate into the leather through staying on the surface of the leather.

2. The low-sensitivity mildew-proof and doodling-proof leather is characterized in that a polyurethane coloring layer consists of a first transparent waterproof film layer, a pigment layer and a second transparent waterproof film waterproof layer; the first transparent waterproof film layer and the second transparent waterproof film waterproof layer clamp the pigment layer, so that the leather has the advantages of strong waterproof performance and difficult fading.

Drawings

Fig. 1 is an overall sectional structure diagram of the present invention.

Fig. 2 is a schematic cross-sectional structure of the organic coating layer of the present invention.

Fig. 3 is a schematic cross-sectional view of the polyurethane coloring layer of the present invention.

FIG. 4 is a schematic cross-sectional view of the adhesive foam layer of the present invention.

FIG. 5 is a schematic view of the surface enlarged structure of the multiple nanonanostructure layer of the present invention.

Fig. 6 is an enlarged schematic view of the mastoid process of the present invention.

In the figure: 1. an organic coating layer; 2. a polyurethane colored layer; 3. bonding a foaming layer; 4. a cloth layer; 5. a plurality of nanostructured layers; 6. an inorganic polymeric mold resistant layer; 7. a layer of hypo-sensitive material; 8. a first transparent waterproof membrane layer; 9. a pigment layer; 10. a second transparent waterproof film waterproof layer; 11. a first polyurethane foam rubber layer; 12. a porous, breathable layer; 13. a second polyurethane foam rubber layer; 14. mastoid; 15. and (4) nano protrusions.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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. 1-4, a low-sensitivity mildew-proof doodle-proof leather comprises an organic coating layer 1, a polyurethane coloring layer 2, a bonding foaming layer 3 and a cloth layer 4, wherein the cloth layer 4 is the bottom layer, the upper surface layer of the cloth layer 4 is closely attached to the bonding foaming layer 3, one side surface layer of the bonding foaming layer 3, which is far away from the cloth layer 4, is closely attached to the polyurethane coloring layer 2, and one side surface layer of the polyurethane coloring layer 2, which is far away from the bonding foaming layer 3, is closely attached to the organic coating layer 1. The organic coating layer 1 is composed of a multiple nanometer ultramicro structure layer 5, an inorganic polymer mildew-proof layer 6 and a low-sensitivity material layer 7, wherein the low-sensitivity material layer 7 is the bottommost layer, the upper surface layer of the low-sensitivity material layer 7 is tightly attached and connected with the inorganic polymer mildew-proof layer 6, the surface of one side, far away from the low-sensitivity material layer 7, of the inorganic polymer mildew-proof layer 6 is tightly attached and connected with the bottom layer of the multiple nanometer ultramicro structure layer 5, and the surface layer of one side, far away from the inorganic polymer mildew-proof layer 6, of the multiple nanometer ultramicro structure layer 5 is in contact with air. The polyurethane dyed layer 2 is composed of a first transparent waterproof film layer 8, a pigment layer 9 and a second transparent waterproof film waterproof layer 10, the second transparent waterproof film waterproof layer 10 is the bottommost layer, the upper surface layer of the second transparent waterproof film waterproof layer 10 is closely attached to the pigment layer 9, one side surface layer of the pigment layer 9 far away from the second transparent waterproof film waterproof layer 10 is closely attached to the first transparent waterproof film layer 8, and one side surface layer of the first transparent waterproof film layer 8 far away from the pigment layer 9 is closely attached to the bottom side of the low-sensitivity material layer 7. The bonding foaming layer 3 is composed of a first polyurethane foaming adhesive layer 11, a porous air-permeable layer 12 and a second polyurethane foaming adhesive layer 13, the second polyurethane foaming adhesive layer 13 is the bottommost layer, the lower surface layer of the second polyurethane foaming adhesive layer 13 is tightly attached to the cloth layer 4, the upper surface layer of the second polyurethane foaming adhesive layer 13 is tightly attached to the porous air-permeable layer 12, one side surface layer of the porous air-permeable layer 12, which is far away from the second polyurethane foaming adhesive layer 13, is tightly attached to the first polyurethane foaming adhesive layer 11, and one side surface layer of the first polyurethane foaming adhesive layer 11, which is far away from the porous air-permeable layer 12, is tightly attached to the second transparent waterproof film waterproof layer 10.

Referring to fig. 5 and 6, the multi-layer of nano-nanostructures 5 is composed of several mastoids 14, the average size of the mastoids 14 is 8 to 10 microns, and the distance between adjacent mastoids 14 is 10 to 12 microns. Each mastoid 14 is composed of several nano-protrusions 15, and the diameter of each nano-protrusion 15 is 200 nm to 210 nm.

In conclusion, according to the low-sensitivity mildew-proof and doodling-proof leather, the mastoid 14 is like a mountain bag, and the concave part between the mountain bags is filled with air, so that an air layer with a thickness of nanometer level is formed on the surface, when dust, liquid, mould and the like are attached to the surface of the multiple nanometer ultramicro structure layer 5, the dust, the liquid, the mould and the like can only contact with the convex point of the mastoid 14, and other parts are always separated by a layer of extremely thin air, so that the dust, the liquid, the mould and the like cannot stay on the surface of the leather and permeate into the leather, and the low-sensitivity mildew-proof and doodling-proof effects are achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low quick mould proof anti-graffiti leather, includes organic coating layer (1), polyurethane dyed layer (2), bonding foaming layer (3) and bed of cloth (4), its characterized in that: the cloth layer (4) is the bottommost layer, the upper surface layer of the cloth layer (4) is closely attached to the bonding foaming layer (3), the surface layer of one side, away from the cloth layer (4), of the bonding foaming layer (3) is closely attached to the polyurethane coloring layer (2), and the surface layer of one side, away from the bonding foaming layer (3), of the polyurethane coloring layer (2) is closely attached to the organic coating layer (1);

the organic coating layer (1) is composed of a multiple nano ultramicro structure layer (5), an inorganic polymer mildew-proof layer (6) and a low-sensitivity material layer (7), and the multiple nano ultramicro structure layer (5) is composed of a plurality of papillae (14); the low-sensitivity material layer (7) is the bottom layer, the upper surface layer of the low-sensitivity material layer (7) is closely attached and connected with the inorganic polymer mildew-proof layer (6), one side surface of the inorganic polymer mildew-proof layer (6) far away from the low-sensitivity material layer (7) is closely attached and connected with the bottom layer of the multiple nanometer ultramicro structure layer (5), and one side surface layer of the multiple nanometer ultramicro structure layer (5) far away from the inorganic polymer mildew-proof layer (6) is contacted with air.

2. The low-sensitivity mildew-proof and doodling-proof leather as claimed in claim 1, wherein: the polyurethane dyed layer (2) comprises a first transparent waterproof film layer (8), a pigment layer (9) and a second transparent waterproof film waterproof layer (10), the second transparent waterproof film waterproof layer (10) is the bottommost layer, the upper surface layer of the second transparent waterproof film waterproof layer (10) is closely attached to the pigment layer (9), and the pigment layer (9) is closely attached to the surface layer of one side far away from the second transparent waterproof film waterproof layer (10) and the first transparent waterproof film layer (8).

3. The low-sensitivity mildew-proof and doodling-proof leather as claimed in claim 1, wherein: bonding foaming layer (3) comprises first polyurethane foam rubber layer (11), porous ventilative layer (12) and second polyurethane foam rubber layer (13), and second polyurethane foam rubber layer (13) are the bottom layer, and top layer and bed of cloth (4) are closely laminated under second polyurethane foam rubber layer (13), and second polyurethane foam rubber layer (13) upper epidermis and porous ventilative layer (12) close fitting are connected, and one side top layer that second polyurethane foam rubber layer (13) was kept away from in porous ventilative layer (12) closely laminates with first polyurethane foam rubber layer (11).

4. The low-sensitivity mildew-proof and doodling-proof leather as claimed in claim 1, wherein: the average size of mastoids (14) of the multi-layer nano-ultrafine structure (5) is 8-10 microns, and the distance between adjacent mastoids (14) is 10-12 microns.

5. The low-sensitivity mildew-proof and doodling-proof leather as claimed in claim 1, wherein: each mastoid (14) is composed of a plurality of nano-protrusions (15), and the diameter of each nano-protrusion (15) is 200-210 nm.