TW201608068A - An environmental-friendly artificial leather using an elastomer film and a textile made of composite filements and method of manufacturing the same - Google Patents

Abstract

The present invention is directed to an environmental-friendly artificial leather using an elastomer film and a textile made of composite filements and method of manufacturing the same. The composite filament includes at least one core portion and a sheath portion. The at least one core portion is made from polyester, polyamide or polypropylene. The sheath portion wraps the core portion. The sheath portion is made of thermoplastic elastomer. The elastomer film is combined with the textile. In this way, the artificial leather was light weight, wear resistance, softer touch and well dimension stability. Furthermore, the process of manufacturing the artificial leather was solvent free and complies with environmental requirements.

Description

Composite long-fiber textile and environmentally friendly composite long-fiber artificial leather made therefrom

The invention relates to a textile and an artificial leather, in particular to an environmentally friendly composite long-fiber artificial leather and a composite long-fiber textile.

Conventional artificial leather, if short fibers and short fiber textile substrates are used, the substrate size stability will be poor, and in order to maintain the good feel of the leather, the goal of weight reduction cannot be achieved, and if the manufacturing process is impregnated Or the PU resin is not environmentally friendly because it contains solvents. If the artificial leather uses long fibers and long fiber textile substrates made of it, although the dimensional stability is good, the long fiber textiles cannot be given due to their thin structure. The leather has a good hand feel and the manufacturing process is impregnated or laminated with PU resin, which is also environmentally friendly because it contains solvents.

Conventional artificial leather and its manufacturing method are analyzed as in the following prior art patent documents.

1. TW201128019

Method: the composite thermoplastic substrate and the profiled cross-section fiber are melt-sprayed on the base net, and the surface is further heat-bonded to the thermoplastic substrate and subjected to heat and pressure grain treatment.

Disadvantages: The processing is cumbersome, the dimensional stability is not good, the weight cannot be reduced, and the problem of uneven distribution of the amount is generated.

2. TW438927

The method comprises the steps of: forming a substrate by using a non-elastomer fiber and a fiber stack having an elastomer on the surface, and obtaining the artificial leather through a short fiber process.

Disadvantages: long process time, uneven dosage, low tensile strength, poor peel strength, and uneven distribution of cotton web.

3. TW201040352

Practice: The substrate is composed of extremely elongated fibers and a polymeric elastomer.

Disadvantages: Poor dimensional stability.

Based on the above analysis, it is necessary to provide an innovative and progressive environmentally friendly composite long-fiber artificial leather and its manufacturing method and composite long-fiber textile and its manufacturing method to solve the above-mentioned conventional defects.

The invention provides an environmentally friendly composite long fiber artificial leather, comprising a composite long fiber textile and an elastomer film. The composite long fiber textile is made of a composite long fiber or a composite long fiber together with other long fibers, and the composite long fiber includes at least one core portion and a sheath portion. The at least one core is a polyester polymer, a polyamide polymer or a polypropylene polymer. The sheath portion covers the at least one core portion, and the sheath portion is a thermoplastic elastomer. The elastomeric film is bonded to the composite long fiber textile.

The invention further provides a composite long-fiber textile which is made of a composite long fiber or the composite long fiber together with other long fibers, the composite long fiber comprising at least a core portion and a sheath portion. The at least one core is a polyester polymer, a polyamide polymer or a polypropylene polymer. The sheath portion covers the at least one core portion, and the sheath portion is a thermoplastic elastomer.

The invention combines composite long fiber or composite fiber with other long fibers to form a composite long fiber textile, and combines the composite long fiber textile with the elastic film to obtain light weight, abrasion resistance, good hand feeling and good dimensional stability. Environmentally friendly artificial leather. Moreover, the invention can produce artificial leather without using a solvent, and meets the requirements of environmental protection.

The embodiments of the present invention can be more clearly understood, and the objects, features, and advantages of the present invention will become more apparent. The details are as follows.

10‧‧‧Environmental composite long fiber artificial leather

12‧‧‧Composite long-fiber textiles

120‧‧‧Composite long fiber

122‧‧‧

124‧‧‧sheath

14‧‧‧ Elastomer film

S41~S43‧‧‧Steps

1 is a schematic structural view of an environmentally-friendly composite long-fiber artificial leather of the present invention; FIG. 2 is a cross-sectional view showing the structure of the composite long fiber of the present invention; FIG. 3 is a cross-sectional view showing another structure of the composite long fiber of the present invention; FIG. 5A to FIG. 5C are schematic diagrams showing the manufacturing method of the environmentally-friendly composite long-fiber artificial leather of the present invention; FIG. 6 is a schematic view showing the process of preparing the composite long-fiber by the long-fiber composite spinning machine of the invention example 1; Inventive Example 2 is a schematic diagram of a process for preparing composite long fibers by a spunbond composite fiber spinning machine; FIG. 8 is a schematic view showing a process for preparing composite long fibers by a melt blown composite fiber spinning machine according to Inventive Example 3; and FIG. 9 shows Inventive Example 4 by hand Schematic diagram of the process for preparing composite long fibers by melt-blown composite fiber spinning machine.

Fig. 1 is a schematic view showing the structure of the environmentally friendly composite long-fiber artificial leather of the present invention. Figure 2 is a cross-sectional view showing the structure of the composite long fiber of the present invention. Referring to FIG. 1 and FIG. 2, the environmentally-friendly composite long-fiber artificial leather 10 of the present invention comprises a composite long-fiber textile 12 and an elastomer film 14.

The composite long fiber textile 12 can be made of a composite long fiber 120 or a composite long fiber 120 mixed with a polyester long fiber or a polyamide long fiber, and the composite long fiber textile 12 can be a woven fabric. A woven or nonwoven fabric in which the woven fabric can be plain woven or knitted, and the woven fabric can be a fabric in which a general fiber or a high-strength fiber is woven with the composite long fiber 120. Preferably, the composite long-fiber textile 12 has a thickness of 0.025 to 10 mm, and the composite long-fiber textile 12 has a tensile strength of 1 to 25 Kg/25.4mm.

In the present embodiment, the composite long fiber 120 includes at least one core portion 122 and a sheath portion 124. The at least one core portion 122 accounts for 10 to 90% by weight of the overall fiber, and the sheath portion 124 may also have a weight ratio of 90 to 10% of the total fiber.

The at least one core portion 122 is a polyester polymer, a polyamide polymer or a polypropylene polymer. In the embodiment, the polyester polymer has an intrinsic viscosity ranging from 0.4 to 1.1, and the polycondensation The relative viscosity of the amine polymer ranges from 2.0 to 3.0, while the polypropylene polymer has a melt index ranging from 30 to 150 (2.16 kg, 230 ° C according to ASTM D1238). Preferably, the at least one core portion 122 is selected from one of the following polymers: polyethylene terephthalate (PET), polybutylene terephthalate (PBT), polyparaphenylene Propylene dicarboxylate (PTT), thermoplastic aliphatic polyester (PLA), polycaprolactam (Nylon 6), polyhexamethylenediamine (Nylon 6,6), polypropylene single polymer (Polypropylene Homopolymer) and Polypropylene Random Copolymer.

The sheath portion 124 covers the at least one core portion 122, and the sheath portion 124 is a thermoplastic elastomer. In the present embodiment, the sheath portion 124 has a raw material melt index ranging from 1 to 100 g/10 min, and the condition is 2.16 kg, 190 ° C according to the ASTM D1238 standard. Preferably, the sheath portion 124 is selected from one of the following polymers: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO).

Referring to Figure 3, there is shown a cross-sectional view showing another structure of the composite long fiber of the present invention. As shown in FIG. 3, in another embodiment, the composite long fiber 120 may include a plurality of core portions 122 and a sheath portion 124, each of the core portions 122 being spaced apart, and the sheath portion 124 is coated with the sheath portion 124. Wait for the core 122.

In addition, in order to achieve weight reduction and improve dimensional stability, preferably, the individual fiber length Denny number, density and strength of the composite long fiber 120 should satisfy the following conditions: Danny number is 0.001 to 20 dpf; density is 0.8 to 1.4 g/cm ³ ; and strength of 0.5 to 8.0 g/den.

Referring again to Figure 1, the elastomeric film 14 is bonded to the composite long fiber textile 12. In this embodiment, the bonding manner of the elastomer film 14 and the composite long fiber textile 12 may be selected from one of the following: using an aqueous paste having a solid content of 5 to 55% or directly at a temperature of 90 to 180. °C for hot pressing adhesion.

Further, the elastomer film 14 may be a foamed film or an unfoamed film, wherein the foamed film has a density of 0.3 to 0.9 g/cm ³ and a thickness of 0.2 to 2.0 mm, and the thickness of the unfoamed film is 0.1. To 2.0mm. And preferably, the elastomeric film 14 can be made of one of the following materials: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO).

Fig. 4 is a flow chart showing the manufacturing method of the environmentally friendly composite long-fiber artificial leather of the present invention. 5A to 5C are views showing a manufacturing method of the environmentally-friendly composite long-fiber artificial leather of the present invention. The composite long fibers 120 are prepared by referring to steps S41 and 5A of FIG. In this step, the composite long fiber 120 includes at least one core portion 122 and a sheath portion 124. The at least one core portion 122 accounts for 10 to 90% by weight of the overall fiber, and the sheath portion 124 accounts for 90 to 10% by weight of the total fiber.

The at least one core portion 122 is a polyester polymer, a polyamide polymer or a polypropylene polymer. Preferably, the at least one core portion 122 is selected from one of the following polymers: polyethylene terephthalate (PET), polybutylene terephthalate (PBT), polyparaphenylene Propylene dicarboxylate (PTT), thermoplastic aliphatic polyester (PLA), polycaprolactam (Nylon 6), polyhexamethylenediamine (Nylon 6,6), polypropylene single polymer (Polypropylene Homopolymer) and Polypropylene Random Copolymer.

The sheath portion 124 covers the at least one core portion 122, and the sheath portion 124 is a thermoplastic elastomer. Preferably, the sheath portion 124 is selected from one of the following polymers: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO).

In addition, in this step, the method of preparing the composite long fiber 120 may be selected from one of the following: melt spinning, spunbonding, and meltblowing. And preferably, the at least one core portion 122 has an extrusion temperature of 180 to 250 ° C, and the sheath portion 124 has an extrusion temperature of 150 to 250 ° C.

Referring to step S42 and FIG. 5B of FIG. 4, the composite long fiber 120 or the composite long fiber 120 is blended with the polyester long fiber or the polyamide long fiber to form a composite long fiber textile 12. In this step, the method of making the composite long-fiber textile 12 may be selected from one of the following: melt spinning, spunbonding, meltblowing, and fiber woven. In the present embodiment, the fiber woven fabric method comprises a fabric woven by one of a flat weave water jet loom, a plain weave air jet loom, a circular weaving machine, a warp knitting machine, a jacquard weaving machine, a cross knitting machine, and the like. In addition, the composite long fiber textile 12 can be in the form of a woven or nonwoven fabric. Furthermore, the composite long-fiber textile 12 series can be interwoven or blended with general fibers or high-strength fibers, and the composite long-fiber textile 12 can be thermoplastically formed into a shoe upper.

Referring to step S43 and FIG. 5C of FIG. 4, an elastomer film 14 is bonded to the composite long fiber textile 12. In this step, the elastomer film 14 can be made of one of the following materials: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO).

In the present embodiment, the elastomer film 14 is heat-bonded to the composite long fiber textile 12. Alternatively, in another embodiment, the elastomeric film 14 may be coated or spray coated to the composite long fiber textile 12, such as coated or sprayed with water soluble polyurethane (PU) on the composite long fiber textile 12, The elastomer film 14 can be formed after the water-soluble polyurethane (PU) is dried.

The composite long fiber 120 is made into the composite long fiber textile 12, and the composite long fiber textile 12 and the elastic film 14 are combined to obtain an artificial leather which is light in weight, good in hand feeling and good in dimensional stability. And the invention can produce artificial skin without using solvent Leather, in line with environmental requirements. In addition, the present invention can produce artificial leather by using hot-adhesive processing, which can shorten the processing time, reduce energy emission, and effectively reduce manufacturing cost and improve production efficiency compared with the conventional oven drying process which requires a long drying process. .

In addition, the environmentally friendly composite long-fiber artificial leather of the invention has moisture permeability and can directly form the upper. For example, the composite long fiber textile 12 can be in the form of a shoe, and the elastomer film 14 can be heat formed to form an upper.

In addition, the composite long-fiber textile of the present invention can also be directly thermoformed with a concave and convex upper. For example, the composite long fiber textile 12 can be in the form of a shoe.

The invention is illustrated by the following examples, which are not intended to be limited to the scope of the invention.

[Inventive Example 1]

PBT (polybutylene terephthalate, IV = 0.74) as the core component, with TPU (thermoplastic polyurethane, MI = 4,190 ° C, 2.16 kg) as the sheath component, the weight ratio of PBT to TPU is 6: 4. Referring to Fig. 6, there is shown a schematic diagram of a process for preparing composite long fibers by the long fiber composite spinning machine of Inventive Example 1. As shown in Fig. 6, the long-fiber composite spinning machine is used to make the composite long-fiber of the core-sheath section. The temperature of the PBT spinning box is 250 °C, the temperature of the TPU spinning box is 220 °C, and the winding speed is 2500 m/min. The composite long fiber size is 100den/24f, and the single fiber strength is 4g/den.

After the composite long fibers are aligned, they are woven into a woven mesh fabric having a warp density of 17 per inch and a weft density of 17 to 0.15 mm per inch.

The TPU film having a thickness of 0.1 mm and the woven mesh cloth were heat-pressed at a temperature of 120 ° C and a pressure of 20 kg/cm ² by a hot press, and the TPU film and the TPU of the fiber sheath portion were simultaneously softened and melted by heat. And after the heat bonding, the environmentally-friendly composite long-fiber artificial leather semi-finished product with a thickness of 0.25 mm and softness and elasticity can be obtained.

Applying water-soluble polyamine to the release paper in sequence on the PU dry coating process of release paper The ester surface layer and the paste are bonded to the surface of the above-mentioned semi-finished product to obtain an environmentally-friendly composite long-fiber artificial leather having various surface textures.

[Inventive Example 2]

PET (polyethylene terephthalate, IV = 0.5) as the core component, with TPU (thermoplastic polyurethane, MI = 50, 190 ° C, 2.16 kg) as the sheath component, the weight ratio of PBT to TPU is 6: 4. Referring to Fig. 7, there is shown a schematic diagram of a process for preparing composite long fibers by the spunbond composite fiber spinning machine of Inventive Example 2. As shown in Fig. 7, the composite long fiber of the core-sheath section is made by the spunbond composite fiber spinning machine, the temperature of the PET spinning box is 260 ° C, the temperature of the TPU spinning box is 220 ° C, and the spinning is performed by the spunbonding process. The wind pressure is 9kg/cm ² , the wind drawing speed is 4000m/min, and the conveyor speed is 4m/min. Therefore, a composite long fiber with a diameter of 20μm and a spunbond non-woven fabric with a thickness of 0.22mm can be obtained. The spunbonded nonwoven fabric was heat-pressed by a hot press (temperature: 110 ° C, pressure: 5 kg/cm ² ), and the spunbonded nonwoven fabric having a thickness of 0.2 mm after hot pressing had good dimensional stability.

The TPU foaming film with a thickness of 0.1 mm and the spunbonded nonwoven fabric were heat-pressed at a temperature of 110 ° C and a pressure of 10 kg/cm ² by a hot press, and the TPU of the TPU film and the fiber sheath portion were simultaneously heated. By softening and melting and completing the heat bonding, an environmentally friendly composite long-fiber artificial leather semi-finished product having a softness, elasticity and a thickness of 0.3 mm can be obtained.

The PU dry coating process of the release paper is applied to the water-soluble polyurethane surface layer and the paste on the release paper, and then the surface of the semi-finished product is adhered to obtain an environmentally friendly composite length with various surface textures. Fiber artificial leather.

[Inventive Example 3]

PTT (polytrimethylene terephthalate, IV = 0.55) as the core component, with TPU (thermoplastic polyurethane, MI = 80, 190 ° C, 2.16 kg) as the sheath component, the weight ratio of PTT to TPU is 6: 4. Referring to Fig. 8, there is shown a schematic view showing a process for preparing a composite long fiber by a melt blown composite fiber spinning machine according to Inventive Example 3. As shown in Fig. 8, the composite long fiber of the core-sheath section is made by the melt-blown composite fiber spinning machine, the temperature of the PTT spinning box is 250 ° C, the temperature of the TPU spinning box is 200 ° C, and the spinning is performed by the melt-blown process. The high pressure air pressure is 3000 psi, the high pressure air temperature is 180 ° C, and the conveyor belt speed is 2 m/min. Therefore, a composite long fiber with a diameter of 20 μm and a melt blown nonwoven fabric with a thickness of 0.27 mm can be obtained, and then a hot press (temperature) The melt-blown nonwoven fabric was heat-pressed at 100 ° C and a pressure of 5 kg/cm ² , and the melt-blown nonwoven fabric having a thickness of 0.25 mm after hot pressing had good dimensional stability.

A TPU foaming film having a thickness of 0.1 mm and the melt-blown nonwoven fabric were heat-pressed at a temperature of 110 ° C and a pressure of 10 kg/cm ² , and the TPU film and the TPU of the fiber sheath portion were simultaneously heated. By softening and melting and completing the heat bonding, a semi-finished product of environmentally friendly composite long-fiber artificial leather having a softness, elasticity and a thickness of 0.35 mm can be obtained.

The PU dry coating process of the release paper is applied to the water-soluble polyurethane surface layer and the paste on the release paper, and then the surface of the semi-finished product is adhered to obtain an environmentally friendly composite length with various surface textures. Fiber artificial leather.

[Inventive Example 4]

PBT (polybutylene terephthalate, IV = 0.74) as the core component, with TPU (thermoplastic polyurethane, MI = 80, 190 ° C, 2.16 kg) as the sheath component, the weight ratio of PBT to TPU is 7: 3. Referring to Fig. 9, there is shown a process diagram for the preparation of composite long fibers by the hand-held melt blown composite fiber spinning machine of Inventive Example 4. As shown in Fig. 9, the composite melt-blray composite fiber spinning machine is used to make the composite long fiber of the core-sheath section, the temperature of the PBT spinning box is 250 ° C, the temperature of the TPU spinning box is 200 ° C, and the spinning is carried out by the melt-blown process. Silk, and use a spray gun to spray the wire on the shoe body to form the upper, wherein the high pressure air pressure is 2800 psi and the high pressure air temperature is 170 ° C. Therefore, a composite long fiber with a diameter of 20 μm and a shoe with a thickness of 0.2 mm can be obtained. Material, and can add color to the TPU, giving the shoes a color.

[Inventive Example 5]

PET (polyethylene terephthalate, IV = 0.5) as the core component, with TPU (thermoplastic polyurethane, MI = 50, 190 ° C, 2.16 kg) as the sheath component, the weight ratio of PBT to TPU is 6: 4. The spunbond composite fiber spinning machine (Fig. 7) is used to make the composite long fiber of the core-sheath section. The temperature of the PET spinning box is 260 ° C, the temperature of the TPU spinning box is 220 ° C, and the spinning is carried out by the spinning process. The pressure is 9kg/cm ² , the wind drawing speed is 4000m/min, and the conveyor speed is 4m/min. Therefore, a composite long fiber with a diameter of 20μm and a spunbond non-woven fabric with a thickness of 0.22mm can be obtained. The spunbonded nonwoven fabric was hot pressed by a press (temperature: 110 ° C, pressure: 5 kg/cm ² ), and the spunbonded nonwoven fabric having a thickness of 0.2 mm after hot pressing had good dimensional stability.

A water-soluble polyurethane (PU) is coated on the spunbonded nonwoven fabric, and the water-soluble polyurethane (PU) is dried to form an elastomer film to obtain an environmentally friendly composite long-fiber artificial leather.

[Inventive Example 6]

In Inventive Example 1, the composite fiber having a specification of 100d/24f is a warp yarn, and the high-strength polyester long fiber having a unit strength of more than 6g/den and a specification of 75d/24f is a weft yarn. The fiber was woven by a looming machine to obtain a plain woven textile having a thickness of 0.12 mm by a density of 120 pieces/2.54 cm and a weft density of 90 pieces/2.54 cm. A CO ₂ foamed TPU film having a thickness of 0.12 mm, a foaming ratio of 1.59 times, a density of 0.755 g/cm ³ and the woven mesh cloth were hot-pressed at a temperature of 125 ° C and a pressure of 25 kg/cm ² by a hot press. The TPU foam film and the TPU of the fiber sheath are simultaneously softened and melted by heat and heat-bonded, so that a soft, elastic and environmentally-friendly composite long-fiber artificial leather semi-finished product having a thickness of 0.24 mm can be obtained. The PU dry coating process of the release paper is applied to the water-soluble polyurethane surface layer and the paste on the release paper, and then the surface of the semi-finished product is adhered to obtain various surface textures, and the tensile resistance is obtained. High-performance environmentally friendly composite long-fiber artificial leather with a strength of 55kg/cm.

[Inventive Example 7]

In Inventive Example 1, a composite fiber having a specification of 100d/24f and a high-strength polyester long fiber having a unit strength of more than 6g/den and a specification of 50d/24f were subjected to S-type false twisting to obtain 150 by melt spinning. /48/2 false crepe, which uses a knitting machine to produce a knitted textile having a thickness of 0.08 mm. A CO ₂ foamed TPU film having a thickness of 0.1 mm, an expansion ratio of 1.57 times, a density of 0.763 g/cm ³ and the knitted fabric were hot-pressed at a temperature of 120 ° C and a pressure of 15 kg/cm ² by a hot press. The TPU foam film and the TPU of the fiber sheath are simultaneously softened and melted by heat and heat-bonded, so that a soft, elastic and environmentally-friendly composite long-fiber artificial leather semi-finished product having a thickness of 0.18 mm can be obtained. The PU dry coating process of the release paper is applied to the water-soluble polyurethane surface layer and the paste on the release paper, and then the surface of the semi-finished product is adhered to obtain an environmentally friendly composite length with various surface textures. Fiber artificial leather.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the scope of the present invention. The scope of the invention should be as set forth in the appended claims.

10‧‧‧Environmental composite long fiber artificial leather

12‧‧‧Composite long-fiber textiles

120‧‧‧Composite long fiber

14‧‧‧ Elastomer film

Claims (13)

An environmentally-friendly composite long-fiber artificial leather comprising: a composite long-fiber textile made of composite long fibers, the composite long fiber comprising at least a core portion and a sheath portion, the at least one core portion being a polyester polymer a polyamine polymer or a polypropylene polymer, the sheath coating the at least one core portion, and the sheath portion is a thermoplastic elastomer; and an elastomer film bonded to the composite long fiber textile, The elastomer film is made of one of the following materials: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO). The environmentally-friendly composite long-fiber artificial leather of claim 1, wherein the composite long-fiber textile is in a woven or nonwoven form. The environmentally-friendly composite long-fiber artificial leather of claim 1, wherein the elastic film and the composite long-fiber textile are combined with one of the following types: using an aqueous paste having a solid content of 5 to 55% or a temperature of 90 Heat-adhesive bonding at ~180 °C. The environmentally-friendly composite long-fiber artificial leather of claim 1, wherein the elastomer film is an unfoamed film having a thickness of 0.1 to 2.0 mm. The environmentally-friendly composite long-fiber artificial leather according to claim 1, wherein the elastomer film is a foamed film having a density of 0.3 to 0.9 g/cm ³ and a thickness of 0.2 to 2.0 mm. The environmentally-friendly composite long-fiber artificial leather of claim 1, wherein the composite long-fiber textile is made of a composite long fiber blended with a polyester long fiber or a polyamide long fiber. Environmentally-friendly composite long-fiber artificial leather as claimed in item 1, Wherein the at least one core portion accounts for 10 to 90% by weight of the total fiber, and the sheath portion accounts for 90 to 10% by weight of the total fiber. The environmentally-friendly composite long-fiber artificial leather of claim 1, wherein the at least one core is selected from one of the following polymers: polyethylene terephthalate (PET), polybutylene terephthalate (PBT), polytrimethylene terephthalate (PTT), thermoplastic aliphatic polyester (PLA), polycaprolactam (Nylon 6), polyhexamethylene diamine (Nylon 6, 6), polypropylene Polypropylene Homopolymer and Polypropylene Random Copolymer. A composite long-fiber textile made of composite long fibers comprising at least a core portion and a sheath portion, the at least one core portion being a polyester polymer, a polyamide polymer or a polypropylene polymerization The sheath sheaths the at least one core portion, and the sheath portion is a thermoplastic elastomer. A composite long-fiber textile according to claim 9 which is produced by blending a composite long fiber with a polyester long fiber or a polyamide long fiber. The composite long-fiber textile of claim 9, wherein the at least one core portion accounts for 10 to 90% by weight of the total fiber, and the sheath portion accounts for 90 to 10% by weight of the total fiber. The composite long fiber textile of claim 9, wherein the at least one core is selected from one of the following polymers: polyethylene terephthalate (PET), polybutylene terephthalate (PBT) ), polytrimethylene terephthalate (PTT), thermoplastic aliphatic polyester (PLA), polycaprolactam (Nylon 6), polyhexamethylene diamine (Nylon 6, 6), polypropylene single polymer (Polypropylene Homopolymer) and Polypropylene Random Copolymer. A composite long fiber textile such as claim 9 Wherein the sheath is selected from one of the following polymers: thermoplastic polyurethane (TPU), thermoplastic polyester elastomer (TPEE), and thermoplastic polyolefin (TPO).