CN210362818U

CN210362818U - Polytetrafluoroethylene base cloth

Info

Publication number: CN210362818U
Application number: CN201822047506.4U
Authority: CN
Inventors: 陶爱娟
Original assignee: Jiangsu Huidasen Environmental Protection Material Co ltd
Current assignee: Jiangsu Huidasen Environmental Protection Material Co ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2020-04-21
Anticipated expiration: 2028-12-07

Abstract

The utility model discloses a polytetrafluoroethylene-based cloth, which comprises a polytetrafluoroethylene-based cloth and a polytetrafluoroethylene-based yarn layer, wherein the polytetrafluoroethylene-based yarn layer comprises warp polytetrafluoroethylene yarn and weft polytetrafluoroethylene yarn, and through setting a novel polytetrafluoroethylene-based cloth, the polytetrafluoroethylene-based yarn layer has the characteristics of acid resistance, alkali resistance, various organic solvents resistance and high temperature resistance, and the polyphenylene sulfide-based yarn layer has the characteristics of high mechanical strength, high temperature resistance, chemical resistance, flame resistance, good thermal stability and the like, the fluorinated ethylene propylene yarn layer has the characteristics of tensile strength, wear resistance, creep resistance and the like, the polytetrafluoroethylene-based cloth layer has the performance of eliminating and preventing static electricity through setting the wire fiber yarn layer, and the novel composite base cloth is formed by connecting the yarns together, can meet the practicability and functionality required by modern people for the base cloth.

Description

Polytetrafluoroethylene base cloth

Technical Field

The utility model relates to a polytetrafluoroethylene base cloth, in particular to polytetrafluoroethylene base cloth belongs to base cloth technical field.

Background

Polytetrafluoroethylene (PTFE, abbreviated PTFE), is commonly referred to as a "non-stick coating" or "easy-to-clean material". The material has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, and is almost insoluble in all solvents. Meanwhile, polytetrafluoroethylene has the characteristic of high temperature resistance, has extremely low friction coefficient, and therefore can be used as an ideal coating for easily cleaning the inner layer of a water pipe after being used as a lubricating effect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a polytetrafluoroethylene base cloth for solve the problem of proposing among the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a polytetrafluoroethylene-based fabric, which comprises a polytetrafluoroethylene-based fabric and a polytetrafluoroethylene yarn layer, wherein the polytetrafluoroethylene yarn layer comprises warp polytetrafluoroethylene yarns and weft polytetrafluoroethylene yarns, two randomly adjacent polytetrafluoroethylene yarn layers and the weft polytetrafluoroethylene yarns are arranged according to a ratio of 1:1, two randomly adjacent polytetrafluoroethylene yarn layers and the warp polytetrafluoroethylene yarns are arranged according to a ratio of 1:1, the warp polytetrafluoroethylene yarns and the weft polytetrafluoroethylene yarns of the polytetrafluoroethylene yarn layer are mutually vertically interwoven, the cross points between the warp polytetrafluoroethylene yarns and the weft polytetrafluoroethylene yarns are in contact connection, a first adhesive layer is arranged at the lower end of the outer side of the polytetrafluoroethylene yarn layer, and a polyphenylene sulfide yarn layer is arranged at the lower end of the polytetrafluoroethylene yarn layer, the modified polyphenylene sulfide yarn comprises a polyphenylene sulfide yarn layer, a fluorinated ethylene propylene yarn layer, a conductive fiber yarn layer, a No. three glue layer, a No. two polytetrafluoroethylene yarn layer and a No. four glue layer, wherein the No. two glue layers are arranged at the upper end of the outer side of the polyphenylene sulfide yarn layer, the fluorinated ethylene propylene yarn layer is arranged at the lower end of the outer side of the polyphenylene sulfide yarn layer, the conductive fiber yarn layer is provided with the No. three glue layer, the conductive fiber yarn layer is arranged at the lower end of the outer side of the polytetrafluoroethylene yarn.

As an optimized technical proposal of the utility model, the structure is unanimous for No. one polytetrafluoroethylene yarn layer and No. two polytetrafluoroethylene yarn layers are woven.

As an optimal technical scheme of the utility model, bond through a glue film and No. two glue films between polytetrafluoroethylene yarn layer and the polyphenylene sulfide yarn layer.

As an optimal technical scheme of the utility model, bond through No. three glue films and No. four glue films between No. two polytetrafluoroethylene yarn layers and the conductive fiber yarn layer.

As an optimized technical scheme of the utility model, fluorinated ethylene propylene yarn layer weaving structure adopts the woof structure.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a polytetrafluoroethylene base cloth, to the not enough department among the prior art, make following several point improvements, through setting up a neotype polytetrafluoroethylene base cloth, wherein have the characteristics of acid and alkali resistance through setting up this layer of polytetrafluoroethylene yarn layer, the characteristics of anti various organic solvents high temperature resistance in addition, it is high to have mechanical strength through setting up this layer of polyphenylene sulfide yarn layer, high temperature resistant, chemical resistance, difficult fire, characteristics such as thermal stability is good, have tensile strength through setting up this layer of fluorinated ethylene propylene yarn layer, wear resistance, characteristics such as creep resistance, have the performance of eliminating and preventing static through setting up this layer of wire fiber yarn layer, become a neotype compound base cloth through connecting above yarn layer together, can satisfy modern people to required practicality and the functional of base cloth.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

FIG. 2 is a schematic view of a first polytetrafluoroethylene yarn layer knitting structure of the present invention;

fig. 3 is a schematic diagram of a layer knitting structure of fluorinated ethylene propylene yarns according to the present invention.

In the figure: 1. polytetrafluoroethylene-based cloth; 2. a first polytetrafluoroethylene yarn layer; 21. polytetrafluoroethylene weft; 22. polytetrafluoroethylene warp 3 and a first adhesive layer; 4. a second adhesive layer; 5. a polyphenylene sulfide yarn layer; 6. a layer of fluorinated vinyl yarn; 7. a layer of conductive fiber yarns; 8. a second polytetrafluoroethylene yarn layer; 9. a third glue layer; 10. and a fourth adhesive layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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, a person skilled in the art can make all other embodiments obtained on the premise of creative work, and all the embodiments belong to the protection scope of the present invention.

Example (b): as shown in figures 1-3, a polytetrafluoroethylene-based fabric comprises a polytetrafluoroethylene-based fabric 1 and a polytetrafluoroethylene-based yarn layer 2, wherein the polytetrafluoroethylene-based yarn layer 2 comprises warp polytetrafluoroethylene yarns 22 and weft polytetrafluoroethylene yarns 21, the layers have the characteristics of acid resistance, alkali resistance, various organic solvents resistance and high temperature resistance, any two adjacent warp polytetrafluoroethylene yarns 22 and weft polytetrafluoroethylene yarns 21 of the polytetrafluoroethylene-based yarn layer 2 are arranged according to a ratio of 1:1, any two adjacent warp polytetrafluoroethylene yarns 22 and weft polytetrafluoroethylene yarns 22 of the polytetrafluoroethylene-based yarn layer 2 are arranged according to a ratio of 1:1, the warp polytetrafluoroethylene yarns 22 and the weft polytetrafluoroethylene yarns 21 of the polytetrafluoroethylene-based yarn layer 2 are vertically interwoven, the warp polytetrafluoroethylene yarns 22 and the weft polytetrafluoroethylene yarns 21 are in contact connection at the crossing points, a first adhesive layer 3 is arranged at the lower end of the outer side of the polytetrafluoroethylene-based yarn layer 2, 2 lower extremes on first polytetrafluoroethylene yarn layer are equipped with polyphenylene sulfide yarn layer 5, this layer has mechanical strength height, high temperature resistant, chemical resistance, it is difficult to fire, characteristics such as thermal stability is good, 5 outside upper ends on polyphenylene sulfide yarn layer are equipped with No. 4 glue films, 5 lower extremes on polyphenylene sulfide yarn layer are equipped with fluorinated ethylene propylene yarn layer 6, this layer has tensile strength, the wearability, characteristics such as creep resistance, fluorinated ethylene propylene yarn layer 6 is equipped with conductive fiber yarn layer 7, this layer has the performance of eliminating and preventing static, 7 outside lower extremes on conductive fiber yarn layer are equipped with No. 9 glue film, 7 lower extremes on conductive fiber yarn layer are equipped with No. two

polytetrafluoroethylene yarn layers

8, 8 outside upper ends on No. two polytetrafluoroethylene yarn layers are equipped with No. 10 glue film.

A polytetrafluoroethylene yarn layer 2 and No. two polytetrafluoroethylene yarn layers 8 weave the structure unanimously, make overall structure more firm, bond through a glue film 3 and No. two glue films 4 between a polytetrafluoroethylene yarn layer 2 and the polyphenylene sulfide yarn layer 5, it is more firm through bonding, bond through No. three glue films 9 and No. four glue films 10 between No. two polytetrafluoroethylene yarn layers 8 and the conductive fiber yarn layer 7, it is more firm through bonding, fluorinated ethylene propylene yarn layer 6 weaves the structure and adopts the woof structure, the woof is woven the structure and is had stronger tensile properties.

Specifically, the utility model relates to a polytetrafluoroethylene base cloth, through setting up a neotype polytetrafluoroethylene base cloth 1, wherein have the characteristics of acid and alkali resistance, resistant various organic solvent's characteristics high temperature resistance in addition through setting up polytetrafluoroethylene yarn layer 2 this layer, it is high to have mechanical strength through setting up polyphenylene sulfide yarn layer 5 this layer, high temperature resistant, chemical resistance, difficult fire, characteristics such as thermal stability is good, 6 this layers of ethylene fluoride yarn layer have tensile strength through setting up, wear resistance, characteristics such as creep resistance, have the performance of eliminating and preventing static through setting up 7 this layers of wire fiber yarn layer, become a neotype compound base cloth through connecting above yarn layer together, can satisfy modern people to the required practicality and the functional of base cloth.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A polytetrafluoroethylene-based fabric comprises a polytetrafluoroethylene-based fabric (1) and a polytetrafluoroethylene yarn layer (2), and is characterized in that the polytetrafluoroethylene yarn layer (2) comprises warp polytetrafluoroethylene yarns (22) and weft polytetrafluoroethylene yarns (21), any two adjacent to the polytetrafluoroethylene yarn layer (2) and the weft polytetrafluoroethylene yarns (21) are arranged according to a ratio of 1:1, any two adjacent to the polytetrafluoroethylene yarn layer (2) and the warp polytetrafluoroethylene yarns (22) are arranged according to a ratio of 1:1, the warp polytetrafluoroethylene yarns (22) and the weft polytetrafluoroethylene yarns (21) of the polytetrafluoroethylene yarn layer (2) are mutually vertically interwoven, and cross points between the warp polytetrafluoroethylene yarns (22) and the weft polytetrafluoroethylene yarns (21) are in contact connection, a polytetrafluoroethylene yarn layer (2) outside lower extreme is equipped with glue film (3) No. one, polytetrafluoroethylene yarn layer (2) lower extreme is equipped with polyphenylene sulfide yarn layer (5), polyphenylene sulfide yarn layer (5) outside upper end is equipped with No. two glue films (4), polyphenylene sulfide yarn layer (5) lower extreme is equipped with fluorinated ethylene propylene yarn layer (6), fluorinated ethylene propylene yarn layer (6) are equipped with conductive fiber yarn layer (7), conductive fiber yarn layer (7) outside lower extreme is equipped with No. three glue film (9), conductive fiber yarn layer (7) lower extreme is equipped with No. two polytetrafluoroethylene yarn layers (8), No. two polytetrafluoroethylene yarn layer (8) outside upper end is equipped with No. four glue film (10).

2. The polytetrafluoroethylene-based fabric according to claim 1, wherein said first polytetrafluoroethylene yarn layer (2) and said second polytetrafluoroethylene yarn layer (8) have a uniform knitting structure.

3. A polytetrafluoroethylene-based fabric according to claim 1, wherein: the first polytetrafluoroethylene yarn layer (2) and the polyphenylene sulfide yarn layer (5) are bonded through a first adhesive layer (3) and a second adhesive layer (4).

4. A polytetrafluoroethylene-based fabric according to claim 1, wherein: the second polytetrafluoroethylene yarn layer (8) and the conductive fiber yarn layer (7) are bonded through a third adhesive layer (9) and a fourth adhesive layer (10).

5. A polytetrafluoroethylene-based fabric according to claim 1, wherein: the weaving structure of the fluorinated ethylene propylene yarn layer (6) adopts a weft yarn structure.