CN215286226U

CN215286226U - Degradable composite film for facial mask packaging and packaging bag thereof

Info

Publication number: CN215286226U
Application number: CN202120560739.3U
Authority: CN
Inventors: 刘运锦; 贾露; 郑慧敏; 魏婕; 陈曦
Original assignee: Xiamen Changsu Industrial Co Ltd
Current assignee: Xiamen Changsu Industrial Co Ltd
Priority date: 2021-03-18
Filing date: 2021-03-18
Publication date: 2021-12-24
Anticipated expiration: 2031-03-18

Abstract

The utility model discloses a degradable facial mask packing is with composite film and wrapping bag thereof. The composite film is sequentially provided with a PVA (polyvinyl acetate) extinction coating layer, an ink printing layer and SiO (silicon dioxide) from top to bottom_XEvaporating the plating layer, the black PLA layer and the PLA heat-sealing layer; wherein, the PVA extinction layer is internally dispersed with extinction agent particles, and the printing ink printing layer is continuously or discontinuously arranged on the PVA extinction coating and the SiO_XBetween the evaporation coating, be provided with the carbon black granule in the black PLA layer, PLA heat-seal layer is three-layer at least two-way stretch polylactic acid film. The facial mask packaging bag made of the degradable facial mask packaging composite film can effectively store essence of the facial mask, prolongs the shelf life, has soft optical characteristics, can stimulate the purchasing desire of consumers, has good biodegradability, and solves the problem of environmental pollution caused by the fact that traditional facial mask packaging cannot be degraded.

Description

Degradable composite film for facial mask packaging and packaging bag thereof

Technical Field

The utility model belongs to the technical field of daily chemical product packing, concretely relates to degradable facial mask is composite film and wrapping bag for packing.

Background

The facial mask is mainly formed by packaging facial mask cloth and essence through a facial mask packaging bag, and the facial mask cloth full of the essence is pasted on the face, so that the skin can be well improved. With the improvement of the cognition of people on the environment and the improvement of the pursuit of the cognition on the quality and the personality of the product. On one hand, the mask packaging bag is required to have excellent barrier property and shading property so as to ensure the effectiveness of the mask essence and ensure that the fresh activity and the nutrient components of the mask essence are not damaged; on the other hand, the mask packaging bag is required to have excellent printing performance and optical effect to impact eyeballs and improve the grade of products; above all, whether the packaging bag can be degraded or not has become a hot issue of great concern for modern people.

From the facial mask wrapping bag on the market at present, the composite film of structure such as most adoption nondegradable nylon/aluminium foil/polyethylene PE, traditional composite film does not have degradation performance, and these discarded plastic packaging bags will form white pollution along with domestic waste landfill in soil, will undoubtedly bring huge pressure to the environment.

Based on this, the utility model designs a degradable facial mask composite film for packing to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a degradable facial mask packaging is with composite film and wrapping bag thereof, solved the problem among the above-mentioned background art.

The utility model provides a technical scheme that its technical problem adopted is: provides a degradable composite film for facial mask packaging, which is sequentially provided with a PVA extinction coating, a printing ink printing layer and SiO from top to bottom_XEvaporating the plating layer, the black PLA layer and the PLA heat-sealing layer; wherein, the PVA extinction layer is internally dispersed with extinction agent particles, and the printing ink printing layer is continuously or discontinuously arranged on the PVA extinction coating and the SiO_XBetween the evaporation coating, be provided with the carbon black granule in the black PLA layer, PLA heat-seal layer is three-layer at least two-way stretch polylactic acid film.

In a preferred embodiment of the present invention, the matting agent particles are silica matting powder. The thickness of the PVA extinction coating is 1-3 mu m.

In a preferred embodiment of the present invention, the printing ink printing layer is a text or patterned degradable organic printing ink layer, and the gaps between the text or the pattern are hollowed out. The thickness of the ink printing layer is 1-3 mu m.

In a preferred embodiment of the present invention, the SiO is_XThe vapor deposition layer includes but is not limited to SiO₂And (5) evaporating the coating.

In a preferred embodiment of the present invention, the thickness of the black PLA layer is 25-60 μm.

In a preferred embodiment of the present invention, the thickness of the PLA heat-sealing layer is 2-5 μm, and the PLA heat-sealing layer is a three-layer biaxially oriented polylactic acid film.

The utility model also provides a degradable facial mask wrapping bag adopts above-mentioned degradable facial mask composite film for packing, sets gradually to PVA extinction coating, printing ink printing layer, SiO from outer to inner_XA vapor deposition layer, a black PLA layer and a PLA heat sealing layer.

Compared with the background technology, the technical scheme has the following advantages:

the utility model provides a pair of degradable separation packaging film sets up PVA extinction coating through the surface, provides soft optical characteristic, improvesThe grade of the package; the ink printing layer can provide rich special cases and product information, and stimulate the purchasing desire of consumers; by setting up SiO_XThe coating is evaporated, so that excellent barrier property is provided, and the shelf life of the product is prolonged; the black PLA layer is arranged to provide excellent mechanical property and shading effect; good heat sealing properties are provided by the provision of a PLA heat-seal layer. The utility model provides a degradable composite film for facial mask packing can effectively preserve the essence of facial mask, and the extension shelf life has soft optical characteristic, can stimulate consumer's purchase desire, and this film possesses good biodegradable properties simultaneously, solves the environmental pollution problem that traditional facial mask packing can not degrade and lead to.

Drawings

Fig. 1 is a layer structure view of the degradable mask packaging composite film of example 1.

Wherein, the paint comprises 10-PVA extinction coating, 20-printing ink printing layer and 30-SiO_XA vapor plating layer, a 40-black PLA layer and a 50-PLA heat sealing layer.

Detailed Description

It should be noted that the terms "upper", "lower", 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 describing the present invention and simplifying the description; the terms "inner" and "outer" are based on the film as a packaged state, the "inner" means a side close to the content, and the "outer" means a side far from the content.

Example 1

A degradable composite film for facial mask packaging is sequentially provided with a PVA extinction coating 10, a printing ink printing layer 20 and SiO from top to bottom_XA vapor-deposited layer 30, a black PLA layer 40 and a PLA heat-seal layer 50;

matting agent particles are dispersed in the PVA matting layer; in the embodiment, the thickness of the PVA extinction coating 10 is 2 μm, and the silicon dioxide extinction powder is dispersed in the layer, so that the haze of the coating can be improved, the glossiness of the coating can be reduced, and the extinction effect of the film can be improved;

the ink printing layer 20 is continuously or discontinuously arranged on the PVA extinction coating 10 and the SiO_XBetween the vapor deposition layers 30; in the present embodimentThe thickness of the ink printing layer 20 is 1 mu m, the ink printing layer is a patterned or written printing layer, hollow gaps are reserved among characters or patterns, and the cost is saved while the visual impact of the ink printing layer 20 is ensured;

the SiO_XThe deposition layer 30 is made of SiO₂Is formed by evaporation, and the thickness is 2 mu m;

the black PLA layer 40 is formed by biaxial stretching and co-extrusion, the thickness of the black PLA layer is 50 micrometers in the embodiment, and carbon black particles are arranged in the black PLA layer, so that excellent shading performance is provided;

the PLA heat-sealing layer 50 is formed by biaxial stretching and co-extrusion, and the thickness is 3 mu m; in this example, a directly heat-sealable biaxially oriented polylactic acid film disclosed in "a directly heat-sealable biaxially oriented polylactic acid film and a method for producing the same" publication No. CN104608448A was used, and the heat-sealing strength of the polylactic acid film as the heat-sealing layer 50 was 8.0N or more.

Example 2

Example 2 differs from example 1 in that: the PVA matte coat layer 10 had a thickness of 3 μm, the ink printing layer 20 had a thickness of 2 μm and was continuously provided, and SiO_XThe vapor-deposited layer 30 has a thickness of 3 μm, the black PLA layer 40 has a thickness of 60 μm, and the PLA heat-seal layer 50 has a thickness of 5 μm.

A degradable mask packaging bag, which adopts the degradable mask packaging composite film of the embodiment 1 or 2, when the thickness of the PVA matte coating layer 10 is 1-3 μm, the thickness of the ink printing layer 20 is 1-3 μm, and SiO is adopted_XWhen the thickness of the evaporation layer 30 is 1-3 mu m, the thickness of the black PLA layer 40 is 25-60 mu m, and the thickness of the PLA heat sealing layer 50 is 2-5 mu m, the cost performance of the film is higher, namely, the thickness of the composite film is as thin as possible on the premise of ensuring the mechanical property, the optical property, the separation property and the heat sealing property of the film so as to reduce the production cost, so that the film is more economical and practical and meets the market demand.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The degradable composite film for facial mask packaging is characterized in that: a PVA extinction coating, an ink printing layer and SiO are arranged from top to bottom in sequence_XEvaporating the plating layer, the black PLA layer and the PLA heat-sealing layer; wherein, the PVA extinction layer is internally dispersed with extinction agent particles, and the printing ink printing layer is continuously or discontinuously arranged on the PVA extinction coating and the SiO_XBetween the evaporation coating, be provided with the carbon black granule in the black PLA layer, PLA heat-seal layer is three-layer at least two-way stretch polylactic acid film.

2. The degradable composite film for facial mask packaging according to claim 1, wherein: the matting agent particles are silicon dioxide matting powder.

3. The degradable composite film for facial mask packaging according to claim 1, wherein: the thickness of the PVA extinction coating is 1-3 mu m.

4. The degradable composite film for facial mask packaging according to claim 1, wherein: the printing ink printing layer is a text or patterned degradable organic printing ink layer, and gaps of the text or the pattern are hollowed.

5. The degradable composite film for facial mask packaging according to claim 1, wherein: the thickness of the ink printing layer is 1-3 mu m.

6. The degradable composite film for facial mask packaging according to claim 1, wherein: the SiO_XThe evaporation layer is SiO₂And (5) evaporating the coating.

7. The degradable composite film for facial mask packaging according to claim 1, wherein: the thickness of the black PLA layer is 25-60 μm.

8. The degradable composite film for facial mask packaging according to claim 1, wherein: the thickness of the PLA heat sealing layer is 2-5 μm.

9. The degradable composite film for facial mask packaging according to claim 1, wherein: the PLA heat-sealing layer is a three-layer bidirectional stretching polylactic acid film.

10. A degradable facial mask wrapping bag which characterized in that: the degradable composite film for facial mask packaging as claimed in any one of claims 1 to 9, which is sequentially provided with a PVA matte coating layer, an ink printing layer and SiO from outside to inside_XA vapor deposition layer, a black PLA layer and a PLA heat sealing layer.