CN219820879U

CN219820879U - PBT plastic with strong flame retardant property

Info

Publication number: CN219820879U
Application number: CN202223315255.6U
Authority: CN
Inventors: 卞刚红; 卞瑞忠; 丁金华; 夏惠忠; 方小兵; 李兵兵
Original assignee: Jiangyin Jihua New Material Co ltd
Current assignee: Jiangyin Jihua New Material Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-10-13
Anticipated expiration: 2032-12-09

Abstract

The utility model provides a PBT plastic with strong flame retardant property, which relates to the technical field of PBT plastic and comprises a substrate layer A, wherein a flame retardant layer A is fixedly arranged at the bottom end of the substrate layer A, a high-temperature resistant layer is fixedly arranged at the bottom end of the flame retardant layer A, a fiber layer is fixedly arranged at the bottom end of the high-temperature resistant layer, a flame retardant layer B is fixedly arranged at the bottom end of the fiber layer, a substrate layer B is fixedly arranged at the bottom end of the flame retardant layer B, the flame retardant layer B and the flame retardant layer A are made of flame retardants, the fiber layer is made of polyamide fibers, the high-temperature resistant layer is made of polyetherimide, and reinforcing edge-wrapping blocks are fixedly arranged at the side edges of the substrate layer A and the substrate layer B. According to the utility model, through the arrangement of the flame-retardant layer A and the flame-retardant layer B, the flame retardant is added into the PBT plastic, so that the flame retardance of the PBT plastic is greatly improved, the phenomenon of burning generated when the PBT plastic is bonded with a high-temperature machine is avoided, and the flame-retardant effect of the PBT plastic is better.

Description

PBT plastic with strong flame retardant property

Technical Field

The utility model relates to the technical field of PBT plastics, in particular to a PBT plastic with strong flame retardant property.

Background

The PBT plastic is mainly used for replacing metal parts in the early development stage, and is largely used for manufacturing electrical products such as transformer parts for televisions due to the advent of flame-retardant glass fiber reinforced PBT and the like, and when the PBT plastic is used for a long time, the PBT plastic may be aged, and in the use process, the PBT plastic may be burnt due to the fact that the PBT plastic is too high due to the high temperature generated by the operation of other machines, so improvement is needed.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a PBT plastic with strong flame retardant property.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a PBT plastics of strong fire behaviour, includes substrate layer A, substrate layer A's bottom fixed mounting has fire-retardant layer A, fire-retardant layer A's bottom fixed mounting has high temperature resistant layer, high temperature resistant layer's bottom fixed mounting has the fibrous layer, fibrous layer's bottom fixed mounting has fire-retardant layer B, fire-retardant layer B's bottom fixed mounting has substrate layer B.

In order to facilitate the processing of PBT plastic, the utility model is improved in that the material of the substrate layer A and the substrate layer B is polybutylene terephthalate.

In order to make the PBT plastic have better flame retardance, the utility model is improved in that the materials of the flame-retardant layer B and the flame-retardant layer A are flame retardants.

In order to make the PBT material more durable, the improvement of the utility model is that the material of the fiber layer is polyamide fiber.

In order to make the high temperature resistant effect of the PBT plastic better, the utility model is improved in that the material of the high temperature resistant layer is polyetherimide.

In order to protect the edges of the PBT plastic, the utility model is improved in that the side edges of the substrate layer A and the substrate layer B are fixedly provided with reinforcing edge-covering blocks.

In order to make the reinforced edge-covering block more rigid, the utility model is improved in that the reinforced edge-covering block is made of polyvinylidene fluoride.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, through the arrangement of the flame-retardant layer A and the flame-retardant layer B, the flame retardant is added into the PBT plastic, so that the flame retardance of the PBT plastic is greatly improved, the phenomenon of burning generated when the PBT plastic is bonded with a high-temperature machine is avoided, and the flame-retardant effect of the PBT plastic is better.

2. According to the utility model, the edge strength of the PBT plastic is higher by reinforcing the arrangement of the edge covering blocks, so that the phenomenon of deformation generated during collision of the PBT plastic is avoided, and the PBT plastic is harder.

Drawings

FIG. 1 is a schematic diagram of a PBT plastic with strong flame retardant property;

FIG. 2 is a bottom view of a PBT plastic with high flame retardant properties according to the present utility model;

fig. 3 is an enlarged view of a position a in fig. 2 of a PBT plastic with strong flame retardant property according to the present utility model.

Legend description:

1. a base material layer A; 2. reinforcing the edge covering block; 3. a base material layer B; 4. a flame retardant layer A; 5. a high temperature resistant layer; 6. a fibrous layer; 7. and a flame retardant layer B.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Example 1

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a PBT plastics of strong fire resistance, including substrate layer A1, substrate layer A1 and substrate layer B3's material is polybutylene terephthalate, substrate layer A1's bottom fixed mounting has fire-retardant layer A4, fire-retardant layer A4's bottom fixed mounting has high temperature resistant layer 5, high temperature resistant layer 5's material is polyetherimide, high temperature resistant layer 5's bottom fixed mounting has fibrous layer 6, fibrous layer 6's material is polyamide fiber, fibrous layer 6's bottom fixed mounting has fire-retardant layer B7, fire-retardant layer A4 and fire-retardant layer B7's design is in order to make PBT plastics inside additive flame retardant, thereby the fire-retardant performance of PBT plastics has been improved greatly, the phenomenon that takes place to burn because of PBT plastics and high temperature mechanical adhesion produces, make PBT plastics fire-retardant effect better, fire-retardant layer B7 and fire-retardant layer A4's material is the fire-retardant agent, substrate layer B3 is arranged in the bottom fixed mounting of fire-retardant layer B7, substrate layer A1 and substrate layer B3's side fixed mounting have the reinforcing to bordure piece 2, the material of bordure piece 2 is polyvinylidene fluoride, the design is in order to make PBT plastics take place the bump phenomenon when the PBT plastic that the edge is more hard, the PBT plastic has been avoided the PBT to take place the shape in order to make the plastic more hard to take place.

Working principle: when the PBT plastic is used, the flame-retardant layer A4 and the flame-retardant layer B7 have high flame retardance, so that the flame-retardant effect of the PBT plastic is better, and the heat generated by a machine attached to the PBT plastic can be isolated through the flame retardant and the polyetherimide, so that the flame-retardant effect is achieved.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims

1. The PBT plastic with strong flame retardant property comprises a substrate layer A (1), and is characterized in that: the flame-retardant coating comprises a base material layer A (1), wherein a flame-retardant layer A (4) is fixedly arranged at the bottom end of the base material layer A (1), a high-temperature resistant layer (5) is fixedly arranged at the bottom end of the flame-retardant layer A (4), a fiber layer (6) is fixedly arranged at the bottom end of the high-temperature resistant layer (5), a flame-retardant layer B (7) is fixedly arranged at the bottom end of the fiber layer (6), and a base material layer B (3) is fixedly arranged at the bottom end of the flame-retardant layer B (7).

2. The PBT plastic with strong flame retardant properties according to claim 1, characterized in that: the material of the substrate layer A (1) and the substrate layer B (3) is polybutylene terephthalate.

3. The PBT plastic with strong flame retardant properties according to claim 1, characterized in that: the materials of the flame-retardant layer B (7) and the flame-retardant layer A (4) are flame retardants.

4. The PBT plastic with strong flame retardant properties according to claim 1, characterized in that: the material of the fiber layer (6) is polyamide fiber.

5. The PBT plastic with strong flame retardant properties according to claim 1, characterized in that: the high temperature resistant layer (5) is made of polyetherimide.

6. The PBT plastic with strong flame retardant properties according to claim 1, characterized in that: the side edges of the substrate layer A (1) and the substrate layer B (3) are fixedly provided with reinforcing edge covering blocks (2).

7. The PBT plastic with strong flame retardant property according to claim 6, wherein: the reinforced edge-covering block (2) is made of polyvinylidene fluoride.