CN217625047U

CN217625047U - Environment-friendly paper waterproof packaging bag

Info

Publication number: CN217625047U
Application number: CN202220262124.7U
Authority: CN
Inventors: 雷煌
Original assignee: Nanchang Chengxin Packaging Co ltd
Current assignee: Nanchang Chengxin Packaging Co ltd
Priority date: 2022-02-09
Filing date: 2022-02-09
Publication date: 2022-10-21
Anticipated expiration: 2032-02-09

Abstract

The utility model relates to the technical field of sanitary product packaging bags, and provides an environment-friendly paper waterproof packaging bag which comprises a packaging bag body, a labeling edge and an easy-to-pull label, wherein the packaging bag body comprises an inner layer heat-sealing adhesive, a middle layer waterproof coating and an outer layer kraft paper; the packaging bag body is provided with an extraction opening and a labeling edge, the labeling edge is arranged beside the extraction opening, one side edge of the easy-to-pull labeling edge is bonded with the labeling edge and covers the extraction opening, and a medical adhesive layer is arranged at the bonding position of the inner wall of the easy-to-pull labeling edge and the outer wall of the packaging bag body. In the three-layer structure, the outer kraft paper can provide strength, heat preservation and paper hand feeling of the packaging structure, the middle waterproof coating can provide waterproof and moisture-proof performance, the inner heat-sealing glue provides process tightness and toughness, and the mechanical properties of the three-layer film structure can be mutually compensated, so that the packaging bag has better rigidity and toughness, thereby creating a high-quality packaging space which can resist temperature, external force, moisture and deterioration, and effectively improving the packaging quality of the infant sanitary product.

Description

Environment-friendly paper waterproof packaging bag

Technical Field

The utility model relates to a health supplies wrapping bag technical field especially relates to an environmental protection paper waterproof packaging bag.

Background

The sanitary product is widely applied to the mass consumer market, wherein the consumption of paper diaper products for infants is very large, and the sanitary product belongs to daily necessities. In order to ensure the health of infants, the cleanliness of products such as paper diapers and paper diapers needs to be ensured, so that the outer packaging structure of the paper diaper has higher environmental protection performance requirements. Most of the sanitary product packaging bags at the present stage are made of plastic materials, most of the common plastic packaging bags are made of polyethylene films and polyvinyl chloride films, and the polyethylene is synthesized by ethylene, so that the cost is low, the yield is high, and the infant sanitary product packaging bag can adapt to the infant sanitary product market with huge demand.

However, in view of the packaging material in the prior art, the main source of the ethylene raw material is petroleum or natural gas, which cannot be continuously utilized, and the polyethylene is not easily biodegradable, and is easily accumulated in a landfill site along with the mass production of infant sanitary products. Meanwhile, although polyvinyl chloride is nontoxic, in order to ensure the packaging performance, the additives added into the film are substances harmful to human bodies, have certain toxicity, and further cause toxic pollution to paper urine products packaged by the film. In addition, conventional plastic film material easily receives temperature, exogenic action influence, and then causes its film body to deteriorate, damaged, leads to external pollutant infiltration and causes the pollution to the bag in the product, if adopt the higher paper packing of structural strength, again can receive rainwater sputtering, moisture infiltration's influence and make the leatheroid dissolve, the bacterium invasion and attack, cause the wet, rotten of sanitary product. Such a packaging structure would reduce the packaging quality of the paper diaper product, and is very unfavorable for the health and safety of the infant user, so a new packaging structure is needed to overcome such defects.

Disclosure of Invention

The utility model discloses aim at overcoming above-mentioned prior art's shortcoming and not enough one of them at least, provide a waterproof wrapping bag of environmental protection paper. The utility model discloses the purpose is realized based on following technical scheme:

an environment-friendly paper waterproof packaging bag comprises a packaging bag body, a labeling edge and an easy-to-pull label; the packaging bag body is of a hollow packaging bag structure and comprises an inner layer of heat-sealing glue, a middle layer of waterproof coating and an outer layer of kraft paper; the wrapping bag body outer wall is equipped with the extraction mouth, paste the mark arris and locate the wrapping bag body is on the surface extraction mouth on one side, easy-to-draw paste mark one side border with paste the mark arris bonding, and cover in on the extraction mouth, easy-to-draw paste the mark inner wall with wrapping bag body outer wall laminating and laminating position are equipped with the medical glue film of one deck.

Preferably, the easy-to-pull labeling sheet body comprises an inner layer heat sealing adhesive, a middle layer waterproof coating and an outer layer kraft paper.

Preferably, the easy-to-pull label has a distinguishing mark different from the packaging bag body.

Preferably, the inner layer heat seal adhesive is a water-based heat seal adhesive, such as ethylene acrylic acid copolymer.

Preferably, the material of the middle waterproof coating comprises acrylic polymer, ethylene-vinyl acetate copolymer and the like.

Preferably, the thickness of the packaging bag body is 1-3 mm.

Preferably, the easy-to-tear label edge is provided with an easy-to-tear strip which is obliquely arranged upwards.

Preferably, the type of the medical adhesive layer is rubber type pressure-sensitive adhesive or acrylate type pressure-sensitive adhesive.

The utility model has the advantages that:

1. the utility model discloses utilize wrapping bag body outer wall heat-seal glue, the three layer construction that waterproof coating and kraft paper are constituteed, form the high-quality packaging structure to infant's health products, wherein outer kraft paper can provide packaging structure intensity, keep warm and the paper is felt, its raw materials environmental protection is nontoxic, sustainable production utilizes, middle level waterproof coating can provide dampproofing and waterproofing performance, the inlayer heat-seal glue provides technology leakproofness and toughness, the mechanical properties of three-layer membrane structure can compensate each other, make the wrapping bag possess better rigidity and toughness simultaneously, middle level waterproof coating's material has antibiotic antitoxic concurrently, corrosion-resistant good characteristic simultaneously, thereby but the creation temperature-resistant external force, the rotten high-quality packing space is prevented in the dampproofing, infant's health supplies's encapsulation quality has effectively been improved.

2. The utility model discloses the well bag body can ensure the leakproofness of health supplies in the use repeatedly with the easy-to-draw medical glue film that mark bonding department was equipped with, and the rubber type pressure sensitive adhesive or the acrylic acid ester pressure sensitive adhesive of medical glue film can ensure to have no toxic and side effect to the human body skin simultaneously, very are applicable to paper urine product packaging, have further promoted infant health supplies's packing quality.

Drawings

Fig. 1 is a schematic structural view of an environment-friendly paper waterproof packaging bag according to a preferred embodiment of the present invention;

fig. 2 is a sectional view of the internal structure of the preferred embodiment of the present invention;

description of the reference numerals: 1-packaging bag body, 1 a-heat sealing adhesive, 1 b-waterproof coating, 1 c-kraft paper, 1 d-extraction opening, 2-labeling edge, 3-easy-to-pull labeling, 3 a-medical adhesive layer and 3 b-easy-to-tear strip.

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.

As shown in fig. 1-2, the preferred embodiment of the present invention provides an environment-friendly paper waterproof packaging bag, which comprises a packaging bag body 1, a labeling edge 2, and an easy-to-pull label 3. Wherein: the packaging bag body 1 is of a hollow packaging bag structure, the outer wall of the packaging bag body is provided with an extraction opening 1d, the labeling edge 2 is arranged beside the extraction opening 1d on the surface of the packaging bag body 1, one side edge of the easy-to-pull labeling 3 is bonded with the labeling edge 2, so that the easy-to-pull labeling 3 is connected with the packaging bag body 1, the easy-to-pull labeling 3 covers the extraction opening 1d, the inner wall of the easy-to-pull labeling 3 is attached to the outer wall of the packaging bag body 1, and a medical adhesive layer 3a is arranged at the attaching part of the inner wall of the easy-to-pull labeling 3 and the outer wall of the packaging bag body 1, so that the easy-to-pull labeling 3 can be sealed with the packaging bag body 1. In addition, the outer wall of the packaging bag body 1 and the pop label 3 (i.e. the position where the pop label 3 covers the extraction opening 1 d) are both provided with a three-layer film structure, which comprises an inner-layer heat-seal adhesive 1a, a middle-layer waterproof coating 1b and an outer-layer kraft paper 1c, wherein the inner-layer heat-seal adhesive 1a is a water-based heat-seal adhesive 1a made of ethylene acrylic acid copolymer, and the middle-layer waterproof coating 1b is made of acrylic acid polymer, ethylene-vinyl acetate copolymer and the like. The thickness of the packaging bag body 1 is 1-3 mm, wherein the thickness proportion of the inner layer heat sealing glue 1a, the middle layer waterproof coating 1b and the outer layer kraft paper 1c can be freely adjusted.

In this embodiment, the opening of easy-to-pull label 3 is provided with easy-to-tear strip 3b arranged obliquely upwards, so easy-to-pull label 3 is torn, and the operation is more convenient. The easy-to-pull label 3 has a distinguishing mark different from the packaging bag body 1, for example, has different colors and patterns so as to be distinguished, and is convenient to operate. Meanwhile, the medical adhesive layer 3a for sticking the easy-to-pull label 3 is rubber pressure-sensitive adhesive or acrylate pressure-sensitive adhesive, and the use safety of the sanitary product is ensured by utilizing the non-toxic and harmless property of the material to the skin of the human body.

In this embodiment, the outer kraft paper 1c of the package bag body 1 is used as a frame support for the packaging material, and has high strength, a breaking length of 6000m or more, high tear strength, high breaking work, high dynamic strength, and environmental friendliness. Meanwhile, the inner layer water-based heat-sealing adhesive 1a provides heat-sealing performance required by the process production, and meanwhile, the excellent toughness and flexibility of the ethylene acrylic acid copolymer (EAA) material can compensate the rigidity of the kraft paper 1c, so that the integral packaging frame has better rigidity and toughness at the same time, and the external force impact is fully resisted, and the integrity of the internal paper urine product is ensured.

In this embodiment, the outer kraft paper 1c can provide paper texture and thermal insulation performance for users, and the raw material thereof usually adopts sulfate softwood pulp as the raw material, so that the cleanliness of the packaged sanitary product can be ensured due to the environment-friendly and non-toxic property thereof, and the wood pulp raw material can replace petroleum to provide a sustainable supply source, thereby solving the huge demand of the infant sanitary product.

In this embodiment, the middle waterproof coating 1b provides waterproof and moisture-proof properties for the packaging product, and the ethylene-vinyl acetate copolymer has excellent properties of water resistance, oil resistance, acid and alkali resistance, bacteria resistance, no toxicity and the like, so that the aseptic cleanliness of the paper urine product in the bag can be further improved, and meanwhile, the ethylene-vinyl acetate copolymer has good heat preservation, can resist severe cold and solarization, has good toughness and resilience, and further improves the mechanical and heat preservation properties of the packaging bag under the combined action of the outer kraft paper 1 c.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a waterproof wrapping bag of environmental protection paper, includes the wrapping bag body, pastes mark arris, easy-to-draw mark, its characterized in that: the wrapping bag body is the cavity wrapping bag structure, including inlayer heat-seal glue, middle level waterproof coating and outer kraft paper, the wrapping bag body is equipped with the extraction mouth, paste the mark arris and locate the wrapping bag body is surperficial extraction mouthful one side, easy-to-draw paste mark one side border with paste the bonding of mark arris, and cover in on the extraction mouth, easy-to-draw paste the mark inner wall with wrapping bag body outer wall laminating and laminating position are equipped with the medical glue film of one deck.

2. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the easy-to-pull labeling sheet body comprises an inner layer heat sealing adhesive, a middle layer waterproof coating and an outer layer kraft paper.

3. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the easy-to-pull label is provided with a distinguishing mark different from the packaging bag body.

4. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the inner layer heat-sealing glue is water-based heat-sealing glue.

5. The environment-friendly paper waterproof packaging bag as claimed in claim 4, characterized in that: the inner layer heat-sealing glue is ethylene acrylic acid copolymer.

6. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the material of the middle waterproof coating comprises acrylic polymer or ethylene-vinyl acetate copolymer.

7. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the thickness of the packaging bag body is 1-3 mm.

8. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the easy-to-tear label is provided with an easy-to-tear strip which is obliquely arranged upwards at the edge of the easy-to-tear label.

9. The environment-friendly paper waterproof packaging bag as claimed in claim 1, characterized in that: the medical adhesive layer is a rubber pressure-sensitive adhesive or an acrylate pressure-sensitive adhesive.