CN209666514U

CN209666514U - A kind of self-heating food packaging epiphragma

Info

Publication number: CN209666514U
Application number: CN201822121329.XU
Authority: CN
Inventors: 贾露; 陈曦; 刘运锦; 李智尧; 郑伟; 李志嘉; 林新土
Original assignee: Xiamen Changsu Industrial Co Ltd
Current assignee: Xiamen Changsu Industrial Co Ltd
Priority date: 2018-12-18
Filing date: 2018-12-18
Publication date: 2019-11-22
Anticipated expiration: 2028-12-18

Abstract

The utility model provides a kind of self-heating food packaging epiphragma, and film layer structure includes the nano-nylon layer successively overlapped from top to bottom, priming coat, water-fast modified Nano barrier coat, adhesive layer and heat sealable nylon layer composition；Epiphragma ontology is equipped with gas vent.Self-heating food provided by the utility model packs epiphragma, wherein nano-nylon layer is mainly used for blocking water, and water-fast modified Nano barrier coat is mainly used for choke；In room temperature, self-heating food packaging epiphragma, which can prevent external moisture and gas from entering, influences content in packaging；When from Warm status, internal vapor can be through packaging epiphragma discharge, so that effectively extra vapor is sent out in discharge thermogenetic；And nylon itself also has the performances such as guarantor's perfume, oil resistant and puncture-resistant well, this is also the reason of replacing PE layers with heat sealable nylon layer；In addition, self-heating food packaging epiphragma can preferably protect content, Shelf-life.

Description

A kind of self-heating food packaging epiphragma

Technical field

The utility model relates to self-heating food packaging field, in particular to a kind of self-heating food packs epiphragma.

Background technique

In recent years, with the acceleration of people's life rhythm, occur many self-heating foods in the market, such as: self-heating small dish, Spicy hot pot, Hot and Sour Rice Noodles etc..It is carried since this kind of product is simple, convenient, is quick, health is chased after by more and more people It holds in both hands.Epiphragma is that a portion of this kind of self-heating food packaging not only needs good barrier property in use, it is also necessary to Good heat resistance.While extending product shelf storage life, the safety coefficient of use process is also improved.Not only to guarantee The quality of content various products, the fragrance of content, just can guarantee that mouthfeel is more preferable when edible in this way when barrier uses again.

Currently, self-heating food manner of packing on the market is more single, the lid of packing box mostly uses greatly integral cover body Design, one layer of print film is covered on surface again.In fact, there are many places for being worth using for reference for the packing box of other products in the market.Example Such as, the surface opening of a kind of ring cover with epiphragma, ring cover forms hollow out position, and hollow out position is covered with epiphragma, this kind of ring cover It is applicable to self-heating food packaging.However, this manner of packing has higher requirement to the packaging character of epiphragma, not simply One layer of print film can meet packing instructions, still, also few currently on the market to pack epiphragma about this kind of self-heating food Record.

Utility model content

To solve the problems, such as that background technique is mentioned, the utility model provides a kind of self-heating food packaging epiphragma, including epiphragma Ontology, the film layer structure of the epiphragma ontology include that the nano-nylon layer, priming coat, water-fast modification successively overlapped from top to bottom is received Rice barrier coat, adhesive layer and heat sealable nylon layer；The epiphragma ontology is equipped with gas vent.

Further, the nano-nylon layer is PA6/MXD6 blending extrusion film layer.

Further, sided corona treatment, 52 dynes of corona value > are passed through in nano-nylon layer lower surface.

Further, the nano-nylon layer is with a thickness of 15-20 μm.

Further, the primer thickness is 1-2 μm.

Further, the water-fast modified Nano barrier coat is the PVA layer of water-fast modification.

Further, the water-fast modified Nano barrier coat is with a thickness of 1-2 μm.

Further, the adhesive layer is polyurethane glue-line resistant to high temperature.

Further, the heat sealable nylon layer is the two-way drawing of the double-layer structure as made of PA6 and copolymerization nylon co-extrusion Stretch film.

Further, the heat sealable nylon layer is with a thickness of 15-20 μm, and wherein PA6 layers with a thickness of 10-15 μm, are copolymerized Buddhist nun Imperial layer is with a thickness of 5-7 μm.

Self-heating packaging epiphragma provided by the utility model is that one layer of epiphragma is directly sealed on hollow out lid, and the epiphragma is existing Perfume, oil resistant, barrier and heat resistance are protected, and can be directly printed.Wherein, nano-nylon layer is mainly used for blocking water, and water-fast modification is received Rice barrier coat is mainly used for choke；In room temperature, self-heating food packaging epiphragma can prevent external moisture and gas into Entering influences content in packaging；When from Warm status, internal vapor can be through packaging epiphragma discharge, to effectively be discharged Send out extra vapor thermogenetic；And nylon itself also has and protects the performances such as fragrant, oil resistant and puncture-resistant well, this is also with can heat Seal the reason of nylon layer replaces PE layers；In addition, self-heating food packaging epiphragma can preferably protect content, extend shelf Phase.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art, in the premise of not making the creative labor property Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the film layer structure schematic diagram that self-heating food provided by the utility model packs epiphragma；

Fig. 2 is the usage state diagram that Fig. 1 self-heating food packs epiphragma.

Appended drawing reference:

10 epiphragma ontology, 11 nano-nylon layer, 12 priming coat

The 13 heat sealable nylon layers of water-fast 14 adhesive layer of modified Nano barrier coat 15

20 gas vent, 30 lid

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

In the description of the present invention, it should be noted that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or Imply relative importance.

Fig. 1 is the film layer structure schematic diagram that self-heating food provided by the utility model packs epiphragma, as shown in Figure 1, a kind of Self-heating food packs epiphragma, including epiphragma ontology, the film layer structure of the epiphragma ontology 10 include successively overlapping from top to bottom Nano-nylon layer 11, priming coat 12, water-fast modified Nano barrier coat 13, adhesive layer 14 and heat sealable nylon layer 15；The lid Membrane body 10 is equipped with gas vent 20.

When it is implemented, as depicted in figs. 1 and 2, self-heating food packs the epiphragma ontology 10 of epiphragma by least five tunic layers Composition, film layer structure include that nano-nylon layer 11, priming coat 12, water-fast the modified Nano barrier successively overlapped from top to bottom applies Layer 13, adhesive layer 14 and heat sealable nylon layer 15；Nano-nylon layer 11 is mainly used for blocking water；Water-fast modified Nano barrier coat 13 It is mainly used for choke；Priming coat 12 is as the adhesive layer between nano-nylon layer 11 and water-fast modified Nano barrier coat 13；It is viscous It connects layer 14 and is bonded water-fast modified Nano barrier coat 13 and heat sealable nylon layer 15；Heat sealable nylon layer 15 is for the lid with hollow out Body 30 seals.The center of epiphragma ontology 10 is equipped with a gas vent 20, and gas vent 20 is used to be discharged the water of self-heating food fever Any position of epiphragma ontology 10, the quantity of gas vent 20 can also be arranged in gas etc., certainly according to the actual situation, gas vent 20 It can also increase according to demand multiple.

Preferably, the nano-nylon layer 11 is PA6/MXD6 blending extrusion film layer, and wherein PA6/MXD6 is common Buddhist nun Imperial blend composition.

Preferably, sided corona treatment, 52 dynes of corona value >, so that nano-nylon are passed through in 11 lower surface of nano-nylon layer 11 lower surface of layer are easy primary coat.

Preferably, the nano-nylon layer 11 is with a thickness of 15-20 μm.

Preferably, the priming coat 12 is with a thickness of 1-2 μm, and wherein priming coat 12 is that existing film is commonly used in bonding Priming coat.

Preferably, the water-fast modified Nano barrier coat 13 is the PVA layer of water-fast modification, wherein the PVA of water-fast modification PVA material used in layer is existing material.

Preferably, the water-fast modified Nano barrier coat 13 is with a thickness of 1-2 μm.

Preferably, the adhesive layer 14 is polyurethane glue-line resistant to high temperature, wherein polyurethane glue-line is by polyurethane adhesive water-setting Solid at.

Preferably, the heat sealable nylon layer 15 is the biaxial tension that double-layer structure is formed by PA6 and copolymerization nylon co-extrusion Film, wherein PA6 and copolymer nylon are conventional nylon material.

Preferably, the heat sealable nylon layer 15 is with a thickness of 15-20 μm, and wherein PA6 layers with a thickness of 10-15 μm, are copolymerized Buddhist nun Imperial layer is with a thickness of 5-7 μm.

Although herein more has used such as nano-nylon layer, priming coat, water-fast modified Nano barrier coat, has been bonded The terms such as layer, heat sealable nylon layer, gas vent and lid, but it does not exclude the possibility of using other terms.Use these arts Language is used for the purpose of being more convenient to describe and explain the essence of the utility model；It is construed as any additional limitation It is all contrary to the spirit of the present invention.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims

1. a kind of self-heating food packs epiphragma, it is characterised in that: including epiphragma ontology (10), the film layer of the epiphragma ontology (10) Structure include the nano-nylon layer (11) successively overlapped from top to bottom, priming coat (12), water-fast modified Nano barrier coat (13), Adhesive layer (14) and heat sealable nylon layer (15)；The epiphragma ontology (10) is equipped with gas vent (20).

2. self-heating food according to claim 1 packs epiphragma, it is characterised in that: the nano-nylon layer (11) is PA6/ MXD6 blending extrusion film layer.

3. self-heating food according to claim 1 or 2 packs epiphragma, it is characterised in that: under the nano-nylon layer (11) Sided corona treatment, 52 dynes of corona value > are passed through in surface.

4. self-heating food according to claim 1 or 2 packs epiphragma, it is characterised in that: the nano-nylon layer (11) is thick Degree is 15-20 μm.

5. self-heating food according to claim 1 packs epiphragma, it is characterised in that: the priming coat (12) is with a thickness of 1-2 μ m。

6. self-heating food according to claim 1 packs epiphragma, it is characterised in that: the water-fast modified Nano barrier coat It (13) is the PVA layer of water-fast modification.

7. self-heating food according to claim 1 or 6 packs epiphragma, it is characterised in that: the water-fast modified Nano barrier Coating (13) is with a thickness of 1-2 μm.

8. self-heating food according to claim 1 packs epiphragma, it is characterised in that: the adhesive layer (14) is resistant to high temperature Polyurethane glue-line.

9. self-heating food according to claim 1 packs epiphragma, it is characterised in that: the heat sealable nylon layer (15) be by PA6 and the biaxially oriented film for being copolymerized double-layer structure made of nylon co-extrusion.

10. self-heating food according to claim 9 packs epiphragma, it is characterised in that: the heat sealable nylon layer (15) is thick Degree is 15-20 μm, and wherein PA6 layers with a thickness of 10-15 μm, and copolymer nylon layer is with a thickness of 5-7 μm.