CN218025910U - Waterborne foaming direct-coating drying waterborne polyurethane synthetic leather - Google Patents

Abstract

The utility model provides a waterborne foaming directly scribbles waterborne polyurethane synthetic leather of drying, including be used for with the base cloth layer of human skin contact, set up in the stone needle that skin that terminal surface was kept away from on the base cloth layer mixes polyurethane adhesive layer, the base cloth layer includes by supreme being used for that sets gradually down bring for skin ice-cold sense of touch and possess the air permeability when base cloth layer and human skin contact cool touch ventilative layer, be used for cool touch sweat that produces skin when ventilative layer and human skin contact absorb and antibacterial sweat bacteriostasis layer, be used for reduce the odor reducing layer that the peculiar smell produced when sweat bacteriostasis layer absorbs sweat and antibacterial, cool touch ventilative layer when base cloth layer and human skin contact bring for skin ice-cold sense of touch and possess air permeability, sweat bacteriostasis layer absorbs and antibacterial to the sweat that skin produced when cold touch ventilative layer and human skin contact, reduces the production of peculiar smell layer reduction when sweat bacteriostasis layer absorbs sweat and antibacterial.

Description

Waterborne foaming direct-coating drying waterborne polyurethane synthetic leather

Technical Field

The utility model relates to a synthetic leather technical field, concretely relates to waterborne foaming directly scribbles waterborne polyurethane synthetic leather of stoving.

Background

The aqueous polyurethane is a novel polyurethane system using water as a dispersion medium instead of an organic solvent, and is also called water-dispersed polyurethane, aqueous polyurethane or water-based polyurethane. The waterborne polyurethane takes water as a solvent, and has the advantages of no pollution, safety, reliability, excellent mechanical property, good compatibility, easy modification and the like.

Synthetic leather is a plastic product that mimics the composition and structure of natural leather and can be used as a substitute material for natural leather. Usually, the impregnated non-woven fabric is used as a net layer, and the microporous polyurethane layer is used as a grain layer. The front and back surfaces of the leather are very similar to leather, have certain air permeability and are closer to natural leather than common artificial leather. It is widely used for making shoes, boots, bags, balls, etc.

In the prior art, for example, an aqueous foaming direct-coating drying aqueous polyurethane synthetic leather with application number CN202122688775.0, comprises a base cloth layer, a stone needle mixed polyurethane adhesive layer, a polyurethane foaming layer and an aqueous polyurethane resin layer which are sequentially connected and fixed from bottom to top; a silver fiber woven layer is arranged in the polyurethane foaming layer, fish scale-shaped grains are formed on the upper side surface of the waterborne polyurethane resin layer, a waterborne ink layer is coated on the upper side of the waterborne polyurethane resin layer, and the base cloth layer is used as a fixing layer and effectively supports the stone needle mixed polyurethane adhesive layer, the polyurethane foaming layer and the waterborne polyurethane resin layer which are sequentially arranged on the upper side of the base cloth layer; the silver fiber braided layer in the polyurethane foaming layer plays a role in obviously improving the antibacterial performance of the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather, the fish scale-shaped lines formed on the upper side of the waterborne polyurethane resin layer have an effect of improving the use comfort of the surface of the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather, and the waterproof performance of the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather is improved by combining the coating of the waterborne ink layer, so that the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather has the effects of resisting bacteria and improving the structural stability and comfort, the base cloth layer is a non-woven fabric layer, and the non-woven fabric layer has the performances of moisture resistance, ventilation, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity, no irritation, rich color, low price and recycling, so that the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather has the effects of improving the structural stability and the comfort, the polyurethane foaming layer is provided with a plurality of air holes distributed in an array manner, the diameter of each air hole is 1.2-1.4mm, the air holes play a role in increasing the elastic deformation capacity of the polyurethane foaming layer so as to realize the effect of remarkably improving the use comfort of the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather, the stone needle mixed polyurethane bonding layer comprises a bottom polyurethane bonding layer, an upper polyurethane bonding layer and a stone needle powder body distributed between the bottom polyurethane bonding layer and the upper polyurethane bonding layer in an array manner, the stone needle powder body has the effect of emitting far infrared radiation, and is effectively fixed in the stone needle mixed polyurethane bonding layer under the limit of the bottom polyurethane bonding layer and the upper polyurethane bonding layer so as to ensure that the waterborne foaming direct-coating drying waterborne polyurethane synthetic leather has the effect of stable structure, the waterborne printing ink layer is transparent, just the upside on waterborne printing ink layer is personally submitted planar, and the waterborne printing ink layer when playing protection waterborne polyurethane resin layer, through effectively combining with the fish scale form line on waterborne polyurethane resin layer surface and promote this waterborne foaming directly scribbles the structural stability who dries waterborne polyurethane synthetic leather, the upside on polyurethane foaming layer is the corrugate, just the downside on waterborne polyurethane resin layer with polyurethane foaming layer matching bonding is fixed, and the last side on the polyurethane foaming layer of corrugate will show the area of contact who promotes polyurethane foaming layer and waterborne polyurethane resin layer to reach the purpose that promotes this waterborne foaming directly scribbles the structural stability who dries waterborne polyurethane synthetic leather.

To sum up, the utility model discloses following beneficial effect has: through by the base cloth layer, polyurethane bonding layer is mixed to stone needle, the polyurethane foaming layer, stable in structure's layer structure is constituteed on waterborne polyurethane resin layer and the waterborne printing ink layer, and then promote this waterborne foaming directly to scribble the antibiotic performance and the use comfort level of stoving waterborne polyurethane synthetic leather under stone needle powder body and silver fiber weaving layer's cooperation, and make bottom polyurethane bonding layer and upper polyurethane tie layer carry out spacing fixed to the stone needle powder body, corrugate side on the polyurethane foaming layer combines with the waterborne polyurethane resin layer, fish line scaly on the waterborne polyurethane resin layer combines with the waterborne printing ink layer, make this waterborne foaming directly scribble the effect of stoving waterborne polyurethane synthetic leather have antibiotic and promotion structural stability and comfort level.

Although the above patent can solve the corresponding technical problems, there still exist certain drawbacks:

the base cloth layer can not bring cool touch to the skin and has air permeability when contacting with the skin of a human body, sweat generated by the skin can not be absorbed and is bacteriostatic when the base cloth layer contacts with the skin of the human body, and peculiar smell can not be reduced when the base cloth layer absorbs the sweat and is bacteriostatic.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a waterborne foaming directly scribbles waterborne polyurethane synthetic leather of drying.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a waterborne foaming directly scribbles waterborne polyurethane synthetic leather of stoving, including the base cloth layer that is used for with human skin contact, set up in the base cloth layer is kept away from the stone needle of that terminal surface of skin mixes the polyurethane adhesive linkage, the base cloth layer includes by lower supreme being used for that sets gradually be in bring the cool ventilative layer of touching and possess the cool of touching of air permeability for skin cool sense when base cloth layer and human skin contact, be used for cool sweat that produces skin absorbs and bacteriostatic sweat restraines the bacterial layer, is used for reduce the odor reduction layer that the peculiar smell produced when sweat is absorbed and is bacteriostatic in the sweat absorption bacteriostatic layer.

The further improvement is that: the cool touch breathable layer comprises cool touch warps and breathable cooling wefts, the cool touch warps are used for bringing cool touch to the skin when the base cloth layer is in contact with the skin of a human body, the breathable cooling wefts have breathability and improve the cool touch to the skin again when the base cloth layer is in contact with the skin of the human body, and the cool touch warps and the breathable cooling wefts are arranged in a square weaving mode.

The further improvement is that: the cool touch warp threads are jade fiber threads, and the breathable cool weft threads are mica cool fiber threads.

The further improvement is that: sweat-absorbing antibacterial layer is including being used for cool sweat-absorbing warp that absorbs, is used for cool sweat that produces skin when touching ventilative layer and human skin contact carries out antibacterial weft to the sweat that skin produced when touching ventilative layer and human skin contact, sweat-absorbing warp with antibacterial weft is the rhombus and weaves the setting.

The further improvement is that: the sweat absorbing warp threads are linen fiber threads, and the bacteriostatic weft threads are bamboo fiber threads.

The further improvement is that: the odor reduction layer is an aromatic sustained-release preparation layer which is used for continuously releasing aroma to reduce odor generation when the sweat absorption bacteriostatic layer absorbs sweat and inhibits bacteria.

After the technical scheme is adopted, the utility model discloses beneficial effect does: cool when base cloth layer and human skin contact the ventilative layer of touching brings for skin cool touch and possesses air permeability, cool when touching ventilative layer and human skin contact sweat that the sweat bacteriostasis layer produced the skin absorb and bacteriostasis, reduce the production of peculiar smell when sweat bacteriostasis layer absorbs the sweat and bacteriostasis.

Drawings

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

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the middle cool breathable layer of the present invention;

fig. 3 is a schematic structural view of the sweat-absorbing antibacterial layer of the present invention.

Description of reference numerals: the base cloth layer 1, the stone needle mixed polyurethane adhesive layer 2, the cool touch breathable layer 3, the sweat-absorbing and bacterium-inhibiting layer 4, the cool touch warp 5, the breathable and cool touch weft 6, the sweat-absorbing warp 7, the bacteriostatic weft 8 and the fragrance sustained-release preparation layer 9.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 to 3, the technical solution adopted by the present embodiment is: the utility model provides a waterborne foaming is directly scribbled waterborne polyurethane synthetic leather of drying, including be used for with the base cloth layer 1 of human skin contact, set up in base cloth layer 1 keeps away from the stone needle of that terminal surface of skin and mixes polyurethane adhesive layer 2, base cloth layer 1 includes by supreme being used for that sets gradually down take for skin ice-cold sense of touch and possess the cool ventilative layer 3 of touching of gas permeability, be used for cool sweat that produces skin when touching ventilative layer 3 and human skin contact absorbs and bacteriostatic sweat bacteriostasis layer 4, be used for sweat bacteriostasis layer 4 absorbs the sweat and reduces the odor reduction layer that the peculiar smell produced when bacteriostasis.

The cool-touch breathable layer 3 comprises cool-touch warp threads 5 used for bringing cool touch feeling to the skin when the base cloth layer 1 is in contact with the skin of a human body, and breathable cool-lifting weft threads 6 which have breathability and improve the cool-touch breathable layer 3 to the cool touch feeling to the skin again when the base cloth layer 1 is in contact with the skin of the human body, wherein the cool-touch warp threads 5 and the breathable cool-lifting weft threads 6 are arranged in a square weaving mode.

The cool touch warp threads 5 are jade fiber threads, and the fabric made of jade fibers has good cool feeling for human body, is particularly suitable for wearing in hot summer or sports, and is proved by experiments to be capable of relatively cooling 1.2-2 ℃ at the temperature of more than 32 ℃ so as to effectively bring cool touch to the skin; the ventilating and cooling weft 6 is a mica cooling fiber thread, the mica cooling fiber is light and thin in texture, good in water absorption and air permeability, and has the characteristics of cool touch, moisture absorption, air permeability and the like, and the cool touch of the cool touch ventilating layer 3 can be effectively improved under the condition of air permeability.

Sweat-absorbing antibacterial layer 4 is including being used for carry out absorptive sweat-absorbing warp 7, be used for cool sweat that produces skin when touching ventilative layer 3 and human skin contact carries out antibacterial weft 8 to the sweat that skin produced when touching ventilative layer 3 and human skin contact, sweat-absorbing warp 7 with antibacterial weft 8 is the rhombus and weaves the setting.

The sweat-absorbing warp yarns 7 are linen fiber yarns, and the linen fibers have many excellent performances, such as moisture absorption, heat dissipation, health care, bacteriostasis, antifouling, antistatic, ultraviolet resistance and excellent flame retardant effect; the antibacterial weft 8 is a bamboo fiber yarn, and the bamboo fiber yarn has the characteristics of good air permeability, instant water absorption, strong wear resistance, good dyeing property and the like, and has the functions of natural antibiosis, bacteriostasis, mite removal, deodorization and ultraviolet resistance.

The odor reduction layer is an aromatic sustained-release preparation layer 9 which is used for continuously releasing aroma to reduce odor generation when the sweat absorbing and bacteriostatic layer 4 absorbs sweat and inhibits bacteria.

The utility model discloses a theory of operation: the cool-touch breathable layer 3 brings cool touch feeling to the skin and has breathability when the base cloth layer 1 is in contact with the skin of a human body, the sweat-absorbing antibacterial layer 4 absorbs sweat generated by the skin and inhibits bacteria when the cool-touch breathable layer 3 is in contact with the skin of the human body, and the fragrance slow-release preparation layer 9 reduces odor when the sweat-absorbing antibacterial layer 4 absorbs the sweat and inhibits bacteria.

The utility model discloses what protect is the structure of product, and the model of each component is not the utility model discloses the content of protection, also the well-known technique, as long as can realize on the market the utility model discloses the component of above-mentioned function all can be selected as a waterborne foaming direct-coating stoving waterborne polyurethane synthetic leather and use. Therefore, the model and other parameters of the components are not described in detail in the present invention. The utility model discloses a contribution lies in combining together each component science.

The foregoing shows and describes the basic principles and features of the present invention and their advantages, which should be understood by those skilled in the art, and it is not limited by the foregoing embodiments, but only by the illustrations presented in the foregoing embodiments and illustrations. The details of the present invention are not described in detail, but are well known to those skilled in the art.

Claims (6)

1. The utility model provides a waterborne foaming directly scribbles waterborne polyurethane synthetic leather of stoving, including be used for with the base cloth layer of human skin contact, set up in the stone needle that skin that end face was kept away from to the base cloth layer mixes polyurethane adhesive linkage, its characterized in that: the base cloth layer includes by lower supreme being used for that sets gradually take for skin cool touch and possess the air permeability when base cloth layer and human skin contact cool touch ventilative layer, be used for cool touch sweat that produces skin when ventilative layer and human skin contact absorb and bacteriostatic sweat bacteriostasis layer, be used for reduce the odor reducing layer that the peculiar smell produced when sweat bacteriostasis layer absorbs sweat and is bacteriostatic.

2. The waterborne foaming direct-coating drying waterborne polyurethane synthetic leather according to claim 1, which is characterized in that: the cool-touch breathable layer comprises cool-touch warp threads and ventilating cool-lifting weft threads, the cool-touch warp threads are used for bringing cool touch feeling to the skin when the base cloth layer is in contact with the skin of a human body, the ventilating cool-touch weft threads have breathability when the base cloth layer is in contact with the skin of the human body and improve the cool touch feeling to the skin of the human body again, and the cool-touch warp threads and the ventilating cool-lifting weft threads are arranged in a square weaving mode.

3. The waterborne foaming direct-coating drying waterborne polyurethane synthetic leather according to claim 2, characterized in that: the cool touch warp threads are jade fiber threads, and the breathable cool weft threads are mica cool fiber threads.

4. The waterborne foaming direct-coating drying waterborne polyurethane synthetic leather according to claim 1, which is characterized in that: sweat-absorbing antibacterial layer is including being used for cool sweat-absorbing warp that absorbs, is used for cool sweat that produces skin when touching ventilative layer and human skin contact carries out antibacterial weft to the sweat that skin produced when touching ventilative layer and human skin contact, sweat-absorbing warp with antibacterial weft is the rhombus and weaves the setting.

5. The waterborne foaming direct-coating drying waterborne polyurethane synthetic leather according to claim 4, is characterized in that: the sweat-absorbing warp is flax fiber yarn, and the bacteriostatic weft is bamboo fiber yarn.

6. The waterborne foaming direct-coating drying waterborne polyurethane synthetic leather according to claim 1, which is characterized in that: the odor reduction layer is an aromatic sustained-release preparation layer which is used for continuously releasing aroma to reduce odor generation when the sweat absorption bacteriostatic layer absorbs sweat and inhibits bacteria.

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