CN213949266U

CN213949266U - PE (polyethylene) plastic bag with good flame retardant property

Info

Publication number: CN213949266U
Application number: CN202022597916.3U
Authority: CN
Inventors: 李超来
Original assignee: Shenzhen Chuangxin Plastic Co ltd
Current assignee: Shenzhen Chuangxin Plastic Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-08-13
Anticipated expiration: 2030-11-11

Abstract

The utility model discloses a PE plastic bag that fire behaviour is good, including the OPP thin layer, the inboard bonding on OPP thin layer is connected with fire-retardant layer, the inboard on fire-retardant layer is provided with fire-retardant granule, fire-retardant granule's inboard bonding is connected with the heat-resistant layer. The utility model discloses an outside coating fire prevention fire-retardant lacquer at the OPP thin layer can improve the fire behavior of this plastic bag with the fire-retardant granule of inside cooperatees, fire-retardant granule distributes in the inboard of film simultaneously, can directly play flame retardant efficiency when meeting fire, can protect the material layer of inside, the high temperature about one hundred degrees can be resisted to the inside heat-resistant layer of this plastic bag simultaneously, avoid the plastic bag to be heated and take place to warp or atrophy, the integrality and the quality of use of effectual assurance plastic bag, it is relatively poor to have solved current PE plastic bag fire retardant efficiency simultaneously, the plastic bag very easily produces and warp or atrophy when meetting high temperature and toasting, and meet the easy problem that produces the burning of fire.

Description

PE (polyethylene) plastic bag with good flame retardant property

Technical Field

The utility model relates to a plastic bag technical field specifically is a PE plastic bag that fire behaviour is good.

Background

PE = Polyethylene, Polyethylene is a macromolecular organic compound with the simplest structure, the most widely applied macromolecular material in the world today is formed by polymerizing ethylene, the Polyethylene is classified into high-density Polyethylene, medium-density Polyethylene and low-density Polyethylene according to the difference of density, the Polyethylene is often low-density (high-pressure) Polyethylene, the rubber bag made of the PE material is very widely applied, the existing PE rubber bag has poor flame retardant property, the rubber bag is very easy to deform or shrink when being baked at high temperature, and is easy to burn when encountering fire, so that the service life of the rubber bag is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PE plastic bag that fire behaviour is good possesses the good advantage of fire behaviour, and it is relatively poor to have solved current PE plastic bag fire behaviour, glues the bag and very easily produces deformation or atrophy when meetting high temperature and toast, meets the easy problem that produces the burning of fire moreover.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PE plastic bag that fire behaviour is good, includes the OPP thin layer, the inboard adhesive connection of OPP thin layer has fire-retardant layer, the inboard on fire-retardant layer is provided with fire-retardant granule, the inboard adhesive connection of fire-retardant granule has the heat-resistant layer.

Preferably, the flame retardant layer comprises a heat insulation layer and a fire prevention layer, and the fire prevention layer is bonded to the right side of the heat insulation layer.

Preferably, the OPP thin film layer comprises a PE water-blocking layer and an anti-aging layer, and the anti-aging layer is bonded and connected to the inner part of the PE water-blocking layer.

Preferably, a filling cavity is arranged between the OPP thin film layer and the heat-resistant layer, and the flame-retardant particles are uniformly distributed in the filling cavity and are adhered and connected.

Preferably, the fire-proof layer is made of a TPU material, and the outer surface of the OPP thin film layer is coated with a fire-proof flame-retardant paint.

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

1. the utility model discloses an outside coating fire prevention fire-retardant lacquer at the OPP thin layer can improve the fire behavior of this plastic bag with the fire-retardant granule of inside cooperatees, fire-retardant granule distributes in the inboard of film simultaneously, can directly play flame retardant efficiency when meeting fire, can protect the material layer of inside, the high temperature about one hundred degrees can be resisted to the inside heat-resistant layer of this plastic bag simultaneously, avoid the plastic bag to be heated and take place to warp or atrophy, the integrality and the quality of use of effectual assurance plastic bag, it is relatively poor to have solved current PE plastic bag fire retardant efficiency simultaneously, the plastic bag very easily produces and warp or atrophy when meetting high temperature and toasting, and meet the easy problem that produces the burning of fire.

2. The utility model discloses an inside at the OPP thin layer increases inside the moisture infiltration plastic bag that PE water blocking material can avoid the surface, plays good effect of blocking water, and the thermal insulation material of fire-retardant in situ portion is high temperature resistant simultaneously, has increased this plastic bag's range of application.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the OPP thin film layer structure of the present invention;

fig. 3 is a cross-sectional view of the flame retardant layer structure of the present invention.

In the figure: 1. an OPP thin film layer; 101. a PE water-resistant layer; 102. an anti-aging layer; 2. a flame retardant layer; 201. a thermal insulation layer; 202. a fire barrier layer; 3. flame retardant particles; 4. and a heat-resistant 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, 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 herein, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings to facilitate the description of the patent and to simplify the description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the patent. In the description of the present application, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-3, a PE plastic bag with good flame retardant property includes an OPP film layer 1, the inside of the OPP film layer 1 includes a PE water-blocking layer 101 and an anti-aging layer 102, the anti-aging layer 102 is adhesively connected to the inside of the PE water-blocking layer 101, a filling cavity is disposed between the OPP film layer 1 and a heat-resistant layer 4, and flame retardant particles 3 are uniformly distributed inside the filling cavity and adhesively connected, the PE water-blocking material is added inside the OPP film layer 1 to prevent surface moisture from permeating into the plastic bag, so as to achieve a good water-blocking effect, meanwhile, the heat-resistant material inside the flame-retardant layer 2 increases the application range of the plastic bag, the inner side of the OPP film layer 1 is adhesively connected with a flame-retardant layer 2, the inside of the flame-retardant layer 2 includes a heat-insulating layer 201 and a fire-retardant layer 202, the right side of the heat-insulating layer 201 is adhesively connected with a fire-retardant layer 202, the fire-retardant layer 202 is made of TPU material, the outer surface of the OPP film layer 1 is coated with a fire-retardant paint, the inboard on fire-retardant layer 2 is provided with fire-retardant granule 3, fire-retardant granule 3's inboard bonding connection has heat-resistant layer 4, can cooperate with inside fire-retardant granule 3 through the outside coating fire-retardant lacquer at OPP thin layer 1 and improve the fire behavior of this plastic bag, fire-retardant granule 3 distributes in the inboard of film simultaneously, can directly play fire-retardant effect when meeting fire, can protect the material layer of inside, this plastic bag inside heat-resistant layer 4 can resist the high temperature of one hundred degrees left and right simultaneously, avoid the plastic bag to be heated and take place to warp or atrophy, the integrality and the use quality of effectual assurance plastic bag, it is relatively poor to have solved current PE plastic bag fire behavior simultaneously, the plastic bag is very easily produced when meetting high temperature and toasts and is out of shape or atrophy, and meet the easy problem that produces the burning of fire.

The standard parts used in this document are commercially available, all the components in this document are customized according to the description of the specification and the drawings, and the connection relationship and specific structure between the layers in this document are all performed by the prior art, such as by mechanical methods, by adhesives, by various welding methods such as thermal welding, ultrasonic welding, flux, welding, and fusion crimping, and no specific description is made here.

During the use, through the outside coating fire-retardant lacquer of preventing fires in OPP thin layer 1 can cooperate with fire-retardant granule 3 inside and improve the fire behavior of this plastic bag, fire-retardant granule 3 distributes in the inboard of film simultaneously, can directly play flame retardant efficiency when meeting fire, can protect the material layer of inside, the high temperature of one hundred degrees or so can be resisted to the inside heat-resistant layer 4 of this plastic bag simultaneously, it takes place to warp or atrophy to avoid the plastic bag to be heated, the integrality and the quality of use of effectual assurance plastic bag, can avoid inside the moisture infiltration plastic bag on surface through increase PE water blocking material in the inside of OPP thin layer 1, play good water blocking effect, the inside thermal insulation material high temperature resistance in flame retardant layer 2 simultaneously, the range of application of this plastic bag has been increased.

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. The utility model provides a PE plastic bag that fire behaviour is good, includes OPP film layer (1), its characterized in that: the inner side of the OPP film layer (1) is connected with a flame-retardant layer (2) in an adhesive mode, flame-retardant particles (3) are arranged on the inner side of the flame-retardant layer (2), and a heat-resistant layer (4) is connected on the inner side of the flame-retardant particles (3) in an adhesive mode.

2. The PE plastic bag with good flame retardant property according to claim 1, wherein: the flame retardant layer (2) comprises a heat insulation layer (201) and a fireproof layer (202) inside, and the fireproof layer (202) is bonded and connected to the right side of the heat insulation layer (201).

3. The PE plastic bag with good flame retardant property according to claim 1, wherein: the interior of the OPP thin film layer (1) comprises a PE water-resistant layer (101) and an anti-aging layer (102), and the anti-aging layer (102) is bonded and connected to the interior of the PE water-resistant layer (101).

4. The PE plastic bag with good flame retardant property according to claim 1, wherein: a filling cavity is arranged between the OPP thin film layer (1) and the heat-resistant layer (4), and the flame-retardant particles (3) are uniformly distributed in the filling cavity and are adhered and connected.

5. The PE plastic bag with good flame retardant property according to claim 2, wherein: the fireproof layer (202) is made of TPU materials, and fireproof flame-retardant paint is coated on the outer surface of the OPP film layer (1).