CN209602854U - A kind of two-sided synthetic leather - Google Patents

Abstract

The utility model discloses a kind of two-sided synthetic leather, including substrate bed of cloth, the inside fixation of the substrate bed of cloth is inlaid with reinforcement lines, the fixed adhesion in the outer surface two sides of the substrate bed of cloth has foaming layer, the fixed adhesion in the outer surface of the foaming layer has casing play, the fixed flexible fibrous layer of adhesion in the outer surface of the casing play, the fixed adhesion in the outer surface of the elastic fibrous layer has layer of polyurethane, the fixed adhesion in the outer surface of the layer of polyurethane has membrane waterproofing, the two-sided synthetic leather passes through two-sided adhesion composite construction, two-sided leather can be formed, reinforcement lines are inlayed by inside simultaneously, the adhesive force between each layer can be increased, improve structural strength, removing is avoided to fall off, pass through casing play and elastic fibrous layer structure simultaneously, inner structural strength can effectively be enhanced, avoid transverse breakage, it improves service life, increase Strong aesthetics.

Description

A kind of two-sided synthetic leather

Technical field

The utility model relates to technical field of artificial leather, specially a kind of two-sided synthetic leather.

Background technique

Synthetic leather includes various artificial leathers, wherein two-sided leather is a kind of classification, artificial leather is exactly the epidermis of polyurethane composition, It is widely used in making the decoration of luggage, clothes, shoes, vehicle and furniture now, it has increasingly obtained the affirmative in market, applies model Enclose wide, quantity is big, as many as kind, is that traditional natural leather is unable to satisfy.

But existing two-sided synthetic leather structure, it is mostly that simply multilayered structure adhesion is combined with each other, it is internal in this way Contact plane positional structure intensity is low, and stability is poor, is easy to fall off, and quality is bad, and inner structural strength is lower, is easy to tear It pulls apart and splits, leather surface is caused to crack, influence aesthetics and service life.

Utility model content

The purpose of this utility model is to provide a kind of two-sided synthetic leather, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions: a kind of two-sided synthetic leather, including substrate cloth Layer, the inside of the substrate bed of cloth is fixed to be inlaid with reinforcement lines, and the outer surface two sides of the substrate bed of cloth are fixed viscous It is connected with foaming layer, the fixed adhesion in the outer surface of the foaming layer has casing play, and the fixed adhesion in the outer surface of the casing play has bullet Property fibrous layer, the fixed adhesion in the outer surface of the elastic fibrous layer has layer of polyurethane, and the outer surface of the layer of polyurethane is fixed viscous It is connected with membrane waterproofing.

Preferably, the inside of the foaming layer, casing play, elastic fibrous layer and layer of polyurethane fixation is coated on line feeder The outer surface of item.

Preferably, the substrate bed of cloth uses cotton yarn grid cloth, and with a thickness of 150 microns to 170 microns, grid aperture Spacing is 2 millimeters to 5 millimeters.

Preferably, the foaming layer is coated with shape using the mixed solution of polyurethane resin, dimethylformamide and calcium carbonate At, and with a thickness of 100 microns to 120 microns.

Preferably, the casing play is made of superfine fibre grid, with a thickness of 140 microns to 150 microns.

Preferably, the elastic fibrous layer is made of polypropylene fibre, and with a thickness of 120 microns to 140 microns.

Preferably, the layer of polyurethane is coated with to be formed using the dry method polyurethane slurry of polyurethane resin mixing, with a thickness of 240 microns to 260 microns.

Compared with prior art, the utility model has the beneficial effects that the two-sided synthetic leather passes through two-sided adhesion composite junction Structure can form two-sided leather, while inlay reinforcement lines by inside, can increase the adhesive force between each layer, improve knot Structure intensity avoids removing from falling off, while by casing play and elastic fibrous layer structure, can effectively enhance inner structural strength, Transverse breakage is avoided, is improved service life, aesthetics is enhanced.

Detailed description of the invention

Fig. 1 is the sectional interior view of the synthetic leather of the utility model.

In figure: lines, 12 foaming layers, 13 casing plays, 14 elastic fibrous layers, 15 polyurethane are reinforced in 1 substrate bed of cloth, 11 Layer, 16 membrane waterproofings.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of two-sided synthetic leather, including substrate bed of cloth 1, Fixed is inlaid in the inside of substrate bed of cloth 1 reinforces lines 11, is passed through by will reinforce lines and is wrapped in substrate bed of cloth 1 Both ends can be mounted to inside each articulamentum, guarantee longitudinally connected stability, avoid falling off, the outer surface of substrate bed of cloth 1 The fixed adhesion in two sides has foaming layer 12, and the fixed adhesion in the outer surface of foaming layer 12 has casing play 13, can effectively improve attachment Power guarantees compound stability, avoids falling off, and the fixed flexible fibrous layer 14 of adhesion in the outer surface of casing play 13 increases laterally Structural strength guarantees stability, avoids internal break and causes external breakage, guarantees aesthetics, the appearance of elastic fibrous layer 14 The fixed adhesion in face has layer of polyurethane 15, forms leather skin structure, and the fixed adhesion in the outer surface of layer of polyurethane 15 has membrane waterproofing 16, waterproof effect can be improved, be conducive to storage and transport.

Foaming layer 12, the inside fixation of casing play 13, elastic fibrous layer 14 and layer of polyurethane 15 are coated on line feeder item 11 outer surface can connect each layer structure up and down in this way, enhance overall structural strength, improve antistripping effect.

Substrate bed of cloth 1 uses cotton yarn grid cloth, is filled into inside conducive to solution, increases contact stabilization, avoid falling off, And with a thickness of 150 microns to 170 microns, grid aperture spacing is 2 millimeters to 5 millimeters.

Foaming layer 12 is coated with to be formed using the mixed solution of polyurethane resin, dimethylformamide and calcium carbonate, is easy mixed Processing is closed, coating is facilitated, is improved efficiency and stability, and with a thickness of 100 microns to 120 microns.

Casing play 13 is made of superfine fibre grid, and criss-cross ultra-fine fiber construction can form internal support rib Frame improves structural stability, avoids being broken, with a thickness of 140 microns to 150 microns.

Elastic fibrous layer 14 is made of polypropylene fibre, has deep drawing quality, low elastic modulus and elastic recovery rate The characteristics of, in addition to intensity is larger, more resistant to chemical degradation, there is medium thermal stability, sweat proof, resistance to various dry cleaning agents and most of Sunblock lotion greatly promotes leather elasticity comfort level, and with a thickness of 120 microns to 140 microns.

Layer of polyurethane 15 using polyurethane resin mixing dry method polyurethane slurry be coated with to be formed, be easily worked it is obtained, and And it is easy to control coating thickness, facilitate composite manufacturing, with a thickness of 240 microns to 260 microns.

When the utility model is specifically implemented: substrate bed of cloth 1 uses cotton yarn grid cloth, it is filled into inside conducive to solution, Increase contact stabilization, avoids falling off, and the inside of foaming layer 12, casing play 13, elastic fibrous layer 14 and layer of polyurethane 15 The fixed outer surface for being coated on line feeder item 11, can connect each layer structure up and down, enhancing overall structure is strong in this way Degree improves antistripping effect, while criss-cross ultra-fine fiber construction can form interior bone rack-layer 13, improve stable structure Property, it avoids being broken, and elastic fibrous layer 14 is made of polypropylene fibre, has deep drawing quality, low elastic modulus and high resiliency Response rate more resistant to chemical degradation, has a medium thermal stability in addition to intensity is larger, sweat proof, resistance to various dry cleaning agents and most of Sunblock lotion greatly promotes leather elasticity comfort level.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of two-sided synthetic leather, including substrate bed of cloth (1), it is characterised in that: the inside of the substrate bed of cloth (1) is fixed It is inlaid with and reinforces lines (11), the fixed adhesion in the outer surface two sides of the substrate bed of cloth (1) has foaming layer (12), the hair The fixed adhesion in the outer surface of alveolar layer (12) has casing play (13), the fixed flexible fiber of adhesion in the outer surface of the casing play (13) Layer (14), the fixed adhesion in the outer surface of the elastic fibrous layer (14) has layer of polyurethane (15), outside the layer of polyurethane (15) The fixed adhesion in surface has membrane waterproofing (16).

2. a kind of two-sided synthetic leather according to claim 1, it is characterised in that: the foaming layer (12), casing play (13), The fixed outer surface for being coated on line feeder item (11) in the inside of elastic fibrous layer (14) and layer of polyurethane (15).

3. a kind of two-sided synthetic leather according to claim 1, it is characterised in that: the substrate bed of cloth (1) uses cotton yarn Grid cloth, and with a thickness of 150 microns to 170 microns, grid aperture spacing is 2 millimeters to 5 millimeters.

4. a kind of two-sided synthetic leather according to claim 1, it is characterised in that: the casing play (13) uses superfine fibre Grid is made, with a thickness of 140 microns to 150 microns.

5. a kind of two-sided synthetic leather according to claim 1, it is characterised in that: the elastic fibrous layer (14) uses poly- third Alkene fiber is made, and with a thickness of 120 microns to 140 microns.