CN218009264U

CN218009264U - Soft-bottom FPE multilayer carpet

Info

Publication number: CN218009264U
Application number: CN202221772123.3U
Authority: CN
Inventors: 姜伟; 吕宁; 姜鹏; 崔子民; 李涛涛; 许世达; 郑静静
Original assignee: Weihai Haima Huanneng Carpet Co ltd
Current assignee: Weihai Haima Huanneng Carpet Co ltd
Priority date: 2022-07-11
Filing date: 2022-07-11
Publication date: 2022-12-13
Anticipated expiration: 2032-07-11

Abstract

The utility model relates to a carpet technical field specifically is a soft end FPE multilayer carpet, including the fine hair yarn layer, upper non-woven fabrics layer and the EVA precoating that from the top set up on earth, the bottom surface on EVA precoating is provided with upper FPE glue film and lower floor's FPE glue film, is provided with glass silk cloth layer between upper FPE glue film and the lower floor's FPE glue film, and the bottom surface on lower floor's FPE glue film is provided with bottom non-woven fabrics layer, and the EVA precoating permeates in bottom each layer until bottom non-woven fabrics layer. The utility model adopts two layers of thermoplastic composite elastomer hot melt adhesive, the middle is glass fiber cloth, and the outer layer is cigarette ash base cloth. The gluing amount can be greatly reduced, the cost is reduced, the efficiency is improved, the finished product is environment-friendly and odorless, a liquid plasticizer does not need to be added into the gum, the odor problem of PVC and PU square carpets is thoroughly solved, and the soft-bottom FPE square carpets belong to thermoplastic composite elastomer hot melt adhesives.

Description

Soft-bottom FPE multilayer carpet

Technical Field

The utility model relates to a carpet technical field specifically is a soft end FPE multilayer carpet.

Background

The most used carpet tiles on the market are PVC carpet tiles, published (bulletin) No.: CN104127099B discloses a method for manufacturing an axminster PVC bottom modular carpet, belonging to the technical field of carpet production. The method is characterized in that firstly, an EVA adhesive layer is coated on the back of an Axminster carpet within the temperature range of 120-160 ℃, then the carpet coated with the EVA adhesive layer is pre-shrunk for 2 times within the temperature range of 160-180 ℃, then the EVA adhesive layer is compounded with a PVC layer on the other side of glass fiber cloth one side of which is coated with the PVC layer, the heating and the solidification are carried out within the temperature range of 150-200 ℃, the compounded carpet is cooled and shaped by a cooling roller, and finally, the carpet is cut into square carpets with certain sizes by a cutting machine. The carpet produced by the invention has the characteristics of high-end atmosphere of the Axminster carpet, and also has the advantages of easy pavement and replacement of the PVC modular carpet, good dimensional stability, difficult deformation and corrosion resistance of the bottom and the back.

The biggest problem with PVC carpet tiles is the odor problem and the finished product has the potential for plasticizer hydrolysis on wet cement floors to produce an octanol odor. Common soft-bottom carpets in the market comprise PU carpets and PLE carpets, and the PU carpets have good elasticity and high price; the PLE carpet is low in price, environment-friendly and odorless, but low in production efficiency. PVC, PU and PLE square carpets all belong to thermosetting rubber bottoms, and liquid raw materials are shaped after being heated, crosslinked and cured, so that the rubber consumption is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a soft end FPE multilayer carpet to solve the problem that proposes among the above-mentioned background art.

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

the utility model provides a soft end FPE multilayer carpet, includes the fine hair yarn layer, upper non-woven fabrics layer and the EVA layer of precoating that from the top to the bottom set up, the bottom surface on EVA layer of precoating is provided with upper FPE glue film and lower floor's FPE glue film, be provided with the glass silk cloth layer between upper FPE glue film and the lower floor's FPE glue film, the bottom surface on lower floor's FPE glue film is provided with the bottom non-woven fabrics layer, the EVA is precoated the layer and is permeated in each layer of bottom until bottom non-woven fabrics layer.

Preferably, the upper FPE adhesive layer and the lower FPE adhesive layer are both made of thermoplastic elastomer composite materials, and the weight of the upper FPE adhesive layer is 700g/m ² The weight of the lower FPE glue layer is 800g/m ² 。

Preferably, the weight of the glass fiber cloth layer is 20-60g/m ² 。

Preferably, the glass fiber cloth layerThe weight is 40g/m ² 。

Preferably, the weight of the bottom layer nonwoven fabric layer is 90g/m ² 。

Preferably, the bottom non-woven fabric layer is made of a terylene ash base fabric.

Preferably, the bottom surface of the bottom layer nonwoven fabric layer is provided with an arrow, and Arabic numerals are arranged below the arrow.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the soft bottom FPE multilayer carpet, the back adhesive mainly adopts a thermoplastic elastomer composite material, a liquid plasticizer is not used, the carpet is environment-friendly and odorless, the adhesive amount of the existing soft bottom FPE back adhesive is 1.5 kilograms per square meter, the adhesive amount is reduced by 50-60% compared with the weight of a PVC square carpet, the use of raw materials is reduced, the cost is reduced, and the efficiency is improved.

2. In the soft-bottom FPE multilayer carpet, EVA glue of the EVA precoat penetrates into yarns on the base cloth and yarns under the base cloth, so that the pulling force is ensured to reach the standard, and burrs are avoided and the carpet surface is prevented from being scratched; the carpet surface is treated in a three-proofing way, so that the carpet has certain waterproof, oil-proof and dustproof functions and a certain self-cleaning function, by adopting the technical scheme, the adhesive amount of the FPE back adhesive of the soft bottom is 1.5 kilograms per square meter, the adhesive amount is reduced by 50-60 percent compared with the weight of a PVC square carpet, the use of raw materials is reduced, the requirement on lower-layer adhesive is reduced to some extent, the cost can be further reduced, and the efficiency is improved.

3. In the soft bottom FPE multilayer carpet, two layers of thermoplastic composite elastomer hot melt adhesives are adopted, the middle layer is glass fiber cloth, and the outer layer is soot base cloth. The gluing amount can be greatly reduced, the cost is reduced, the efficiency is improved, the finished product is environment-friendly and odorless, and a liquid plasticizer does not need to be added into the back glue, so that the odor problem of the PVC and PU square carpet is thoroughly solved. Soft end FPE carpet tile belongs to thermoplasticity composite elastomer hot melt adhesive, and the extruder glues the FPE and heats, bonds backing fabric and tufted carpet, and compound compaction closes, and follow-up only needs cooling, can improve production efficiency greatly, and soft end FPE carpet tile compares PVC carpet, and the volume of gluing can reduce 50-60%, even compare TPE carpet tile, the volume of gluing also can reduce 15-18%.

Drawings

Fig. 1 is a schematic view of the overall structure of the soft-bottom FPE square carpet of the present invention.

The meaning of the reference symbols in the figures:

10. a pile yarn layer;

20. an upper non-woven fabric layer;

30. pre-coating EVA;

40. an upper FPE glue layer;

50. a glass fiber cloth layer;

60. a lower FPE glue layer;

70. a bottom non-woven fabric layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

A soft-bottom FPE multilayer carpet is shown in figure 1 and comprises a wool yarn layer 10, an upper non-woven fabric layer 20 and an EVA pre-coating layer 30 which are arranged from top to bottom, wherein an upper FPE adhesive layer 40 and a lower FPE adhesive layer 60 are arranged on the bottom surface of the EVA pre-coating layer 30, a glass fiber fabric layer 50 is arranged between the upper FPE adhesive layer 40 and the lower FPE adhesive layer 60, a bottom non-woven fabric layer 70 is arranged on the bottom surface of the lower FPE adhesive layer 60, the EVA pre-coating layer 30 penetrates through the bottom layers to the bottom non-woven fabric layer 70, EVA adhesive of the EVA pre-coating layer 30 penetrates through the upper yarns and the lower yarns of a base fabric, the pulling force is guaranteed to reach the standard, and burrs and carpet surface scraping are avoided; the carpet surface is subjected to three-proofing treatment, so that the carpet has certain waterproof, oil-proof and dustproof functions and a certain self-cleaning function, by adopting the technical scheme, the adhesive amount of the FPE back adhesive of the soft bottom is 1.5 kilograms per square meter, the adhesive amount is reduced by 50-60% compared with the weight of a PVC square carpet, the use of raw materials is reduced, the requirement on lower-layer adhesive is reduced to some extent, the cost can be further reduced, and the efficiency is improved.

The back adhesive of the soft bottom FPE multilayer carpet mainly adopts a thermoplastic elastomer composite material, does not use a liquid plasticizer, is environment-friendly and odorless, has the adhesive amount of 1.5 kilograms per square meter compared with the weight of a PVC square carpet, reduces the weight by 50-60 percent, reduces the use of raw materials, reduces the cost and improves the efficiency.

Further, the upper FPE glue layer 40 and the lower FPE glue layer 60 are both thermoplastic elastomer composite materials, and the weight of the upper FPE glue layer 40 is 700g/m ² The weight of the lower FPE glue layer 60 is 800g/m ² The carpet adopts two layers of thermoplastic elastomer composite materials, has certain hardness and elasticity, plays a role in the stability of the size of a finished product, prevents the shrinkage or the expansion of the size of the finished product, and has the advantages that by adopting the technical scheme, the carpet has small tension in processing, the glue amount of the lower layer is more than that of the upper layer, and the ash base cloth has 1-3% of shrinkage, so that the warping index reaches the standard of the row standard, and the problem of warping of the raised corners and the raised edges of the carpet after the carpet is paved is prevented.

It is noted that the weight of the glass cloth layer 50 is 20 to 60g/m ² Preferably, the weight of the glass fiber cloth layer 50 is 40g/m ² The back adhesive FPE adhesive has two layers of thermoplastic composite elastomer hot melt adhesive as main effective components, glass fiber cloth in the middle and ash base cloth in the outer layer. The gluing amount can be greatly reduced, the cost is reduced, the efficiency is improved, the finished product is environment-friendly and odorless, and a liquid plasticizer does not need to be added into the back glue, so that the odor problem of the PVC and PU square carpet is thoroughly solved. Soft bottom FPE square carpetThe soft-bottom FPE square carpet belongs to thermoplastic composite elastomer hot melt adhesives, an extruder heats the FPE adhesive, the base fabric and the tufted carpet are bonded, the composite compaction is combined, the subsequent cooling is only needed, the production efficiency can be greatly improved, the adhesive amount of the soft-bottom FPE square carpet can be reduced by 50-60% compared with a PVC carpet, and even compared with a TPE square carpet, the adhesive amount can be reduced by 15-18%.

Specifically, the weight of the bottom nonwoven fabric layer 70 is 90g/m ^2， The bottom non-woven fabric layer 70 is made of the ash base fabric made of the terylene material, so that the glue amount of the lower layer can be reduced, the flexibility of the glue layer is increased, the carpet back pressing process is not needed, the carpet has good water resistance, heat resistance, chemical corrosion resistance and other properties, the elasticity is good, the carpet back is free of crease, and the service life of the carpet is further prolonged.

In addition, the bottom surface of the bottom layer non-woven fabric layer 70 is provided with an arrow, and arabic numerals are arranged under the arrow, by adopting the technical scheme, the arrow can ensure the paving direction, and the color difference of the carpet surface caused by the pile head inversion is prevented; the Arabic numerals can determine patterns in the left and right width directions, so that paving of special patterns is facilitated, and finding of reasons and tracing of problems are facilitated.

The soft bottom FPE multilayer carpet of the embodiment has the following specific working principle: in the pre-coating process, the overfeed rate of 2-8% in a certain proportion is kept, so that the blank blanket can be prevented from being stressed and stretched to cause the warping caused by overlarge stress; in addition, the weight of the upper layer FPE glue is about 700 g/square meter, the weight of the lower layer glue is about 800 g/square meter, the glue amount of the lower layer is more than that of the upper layer glue, and the ash base fabric has 1-3% of shrinkage, so that the warping index can reach the standard of the execution standard.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A soft bottom FPE multilayer carpet which is characterized in that: including the fine hair yarn layer (10), upper non-woven fabrics layer (20) and EVA precoating (30) that set up from the top to the bottom, the bottom surface of EVA precoating (30) is provided with upper FPE glue film (40) and lower floor's FPE glue film (60), be provided with glass silk cloth layer (50) between upper FPE glue film (40) and lower floor's FPE glue film (60), the bottom surface of lower floor's FPE glue film (60) is provided with bottom non-woven fabrics layer (70), EVA precoating (30) permeate in bottom each layer until bottom non-woven fabrics layer (70).

2. The soft-backed FPE multi-layer carpet of claim 1, wherein: upper FPE glue film (40) and lower floor's FPE glue film (60) are thermoplastic elastomer combined material, the weight of upper FPE glue film (40) is 700g/m ² The weight of the lower FPE glue layer (60) is 800g/m ² 。

3. The soft-backed FPE multi-layer carpet of claim 2, wherein: the weight of the glass fiber cloth layer (50) is 20-60g/m ² 。

4. The soft-backed FPE multi-layer carpet of claim 3, wherein: the weight of the glass fiber cloth layer (50) is 40g/m ² 。

5. The soft-backed FPE multi-layer carpet of claim 1, wherein: the weight of the bottom non-woven fabric layer (70) is 90g/m ² 。

6. The soft-backed FPE multi-layer carpet of claim 1, wherein: the bottom non-woven fabric layer (70) adopts a terylene ash base fabric.

7. The soft-backed FPE multi-layer carpet of claim 6, wherein: the bottom surface of the bottom layer non-woven fabric layer (70) is provided with an arrow, and Arabic numerals are arranged below the arrow.