阅读说明：本技术 一种纸质耐拉撕拉带及其制备方法 (Paper pull-resistant tear tape and preparation method thereof ) 是由 张海燕 孙莹 于 2021-08-02 设计创作，主要内容包括：本发明适用于纸质拉撕拉带领域,提供了一种纸质耐拉撕拉带及其制备方法,所述制备方法包括以下步骤：步骤S1：将牛皮纸分切成条形后并捻成纸绳；步骤S2：将若干纸绳侧边涂胶沿横向并排胶粘在一起形成扁平状的排绳；步骤S3：在制成的排绳一面做填缝防粘处理形成一层隔离层；步骤S4：在制成的排绳另一面做填缝胶粘处理形成一层胶粘层；步骤S5：制作完成形成纸胶带并收集成卷装。旨在解决现有技术中撕拉带往往是塑料材料的或是耐拉的纤维胶带,存在不环保、难降解回收利用等缺点的技术问题。(The invention is suitable for the field of paper tearing tapes and provides a paper tearing tape with pull resistance and a preparation method thereof, wherein the preparation method comprises the following steps: step S1: cutting kraft paper into strips and twisting the strips into paper ropes; step S2: gluing the side edges of the paper ropes side by side in the transverse direction to form flat ropes; step S3: performing joint filling and anti-sticking treatment on one surface of the manufactured rope arrangement to form an isolation layer; step S4: performing joint filling and gluing treatment on the other surface of the manufactured rope arrangement to form an adhesive layer; step S5: and (5) finishing the manufacture to form the paper adhesive tape and collecting the paper adhesive tape into a roll. Aims to solve the technical problems that the tearing tape in the prior art is usually made of plastic materials or is a tensile fiber adhesive tape, and has the defects of environmental protection, difficult degradation, recycling and the like.)

1. A preparation method of a paper tear-resistant tape is characterized by comprising the following steps:

step S1: cutting kraft paper into strips and twisting the strips into paper ropes;

step S2: gluing the side edges of the paper ropes side by side in the transverse direction to form flat ropes;

step S3: performing joint filling and anti-sticking treatment on one surface of the manufactured rope arrangement to form an isolation layer;

step S4: performing joint filling and gluing treatment on the other surface of the manufactured rope arrangement to form an adhesive layer;

step S5: and (5) finishing the manufacture to form the paper adhesive tape and collecting the paper adhesive tape into a roll.

2. The method as claimed in claim 1, wherein the step S1 comprises the steps of cutting the kraft paper into strips with certain width, and twisting the strips into paper ropes with diameter of 1-2mm, wherein the kraft paper has a weight of 110-²。

3. The method according to claim 2The method is characterized in that the specific step of the step 2 is to coat starch glue on the side edges of a plurality of twisted paper ropes and glue the paper ropes side by side along the transverse direction to form a flat rope arrangement with a certain width, wherein the starch glue coating amount of each paper rope is 35-45 g/m²The width size range of the rope arrangement is 3-30 mm.

4. The method as claimed in claim 3, wherein the separation layer in step S3 is a polyethylene resin layer having a thickness of 10-15 g/m²。

5. The method according to claim 4, wherein the adhesive layer in step S4 is an acrylic adhesive layer having an amount of 35-45 g/m²。

6. The paper tear tape made by the method according to any one of claims 1 to 5, wherein the paper tear tape comprises a plurality of paper ropes twisted by kraft paper slips, glue-coated layers arranged on the side edges of the paper ropes for gluing the paper ropes into a rope row, an isolation layer arranged on one side surface of the paper ropes for joint filling and anti-sticking treatment, and an adhesive layer arranged on the other side surface of the paper ropes for joint filling and gluing treatment.

7. The paper tear tape of claim 6, wherein the diameter of the paper string is 1-2 mm.

8. The paper tear tape of claim 7, wherein the width dimension of the collated band of cords is in the range of 3-30 mm.

9. The paper pull-resistant tear tape according to claim 8, wherein the glue-coated layer is a starch glue layer, the isolation layer is a polyethylene resin layer, and the adhesive layer is an acrylic glue layer.

Technical Field

The invention belongs to the field of paper tearing tapes, and particularly relates to a paper tearing tape with pull resistance and a preparation method thereof.

Background

In the packing field, in order to promote the user and open the case and experience, often can design the easy tear structure of being convenient for to open on outer packing, to corrugated paper packing, because the material itself is difficult to tear, can be waiting to tear the position and correspond the position and paste sticky tear tape of preventing breaking, this kind of tear tape that uses extensively often is plastic material or resistant fibre sticky tape that draws, has not shortcomings such as environmental protection, difficult degradation recycle. Especially, such plastic materials cannot be used in the package as the plastic-limiting valve is pushed.

Disclosure of Invention

The invention aims to provide a paper pull-resistant tear tape and a preparation method thereof, and aims to solve the technical problems that in the prior art, tear tapes are usually made of plastic materials or pull-resistant fiber adhesive tapes, and are not environment-friendly and difficult to degrade and recycle.

The invention is realized in such a way that a preparation method of a paper tear-resistant tape comprises the following steps:

step S1: cutting kraft paper into strips and twisting the strips into paper ropes;

step S2: gluing the side edges of the paper ropes side by side in the transverse direction to form flat ropes;

step S3: performing joint filling and anti-sticking treatment on one surface of the manufactured rope arrangement to form an isolation layer;

step S4: performing joint filling and gluing treatment on the other surface of the manufactured rope arrangement to form an adhesive layer;

step S5: and (5) finishing the manufacture to form the paper adhesive tape and collecting the paper adhesive tape into a roll.

The further technical scheme of the invention is as follows: the step S1 comprises cutting kraft paper into strips with certain width, and mechanically or manually twisting into paper ropes with diameter of 1-2mm, wherein the kraft paper has a fixed weight of 110-337g/m²。

The further technical scheme of the invention is as follows: the specific step of the step 2 is that the side edges of the twisted paper ropes are coated with starch glue and are glued together side by side along the transverse direction to form flat rope arrangement with a certain width, wherein the starch glue gluing amount of each paper rope is 35-45 g/m²The width size range of the rope arrangement is 3-30 mm.

The further technical scheme of the invention is as follows: the isolating layer in the step S3 is a polyethylene resin layer with the thickness of 10-15 g/m²。

The further technical scheme of the invention is as follows: the adhesive layer in the step S4 is an acrylic adhesive layer, and the gluing amount of the acrylic adhesive layer is 35-45 g/m²。

The invention also aims to provide the paper tear-resistant tape, which comprises a plurality of paper ropes twisted by kraft paper strips, glue coating layers arranged on the side edges of the paper ropes and used for gluing the paper ropes into a rope row, an isolation layer arranged on one side surface of the paper ropes and used for joint filling and anti-sticking treatment, and an adhesive layer arranged on the other side surface of the paper ropes and used for joint filling and gluing treatment.

The further technical scheme of the invention is as follows: the diameter of the paper rope is 1-2 mm.

The further technical scheme of the invention is as follows: the width size range of the rope arrangement is 3-30 mm.

The further technical scheme of the invention is as follows: the glue coating layer is a starch glue layer, the isolation layer is a polyethylene resin layer, and the adhesive layer is an acrylic acid glue layer.

The invention has the beneficial effects that: the tensile strength of kraft paper is enhanced through twisting strip kraft paper into a string form through the paper tear-resistant tape, can bear stronger pulling force compared with the traditional plastic tear-resistant tape, and the material is not easy to deform after being pulled, use the kraft paper as the main raw material, the material utilization rate is high, basically, no waste material exists in the production process, accord with the environmental protection requirement, be convenient for recycle or natural degradation, the production technology is simple, only need to slightly improve the current paper rope production line, increase the side gluing and make the paper rope into the rope arrangement, the process of front joint filling treatment and back joint filling gluing treatment can realize batch production, the width size of the paper tear-resistant tape can be freely adjusted, the thickness is thinner, little difference with the current plastic tear-resistant tape, can be flexibly applied to various products needing the pull-resistant, and the product applicability is wide.

Drawings

FIG. 1 is a block flow diagram of a method for making a paper tear tape in accordance with an embodiment of the present invention;

FIG. 2 is a block diagram of a paper tear tape in accordance with an embodiment of the present invention;

fig. 3 is a structural plane view of a paper tear-resistant tape according to an embodiment of the present invention.

Detailed Description

Reference numerals: 1-paper rope 2-glue coating 3-isolation layer 4-adhesive layer.

Fig. 1 shows a method for manufacturing a paper tear-resistant tape provided by the invention, which comprises the following steps:

step S1: cutting kraft paper into strips and twisting the strips into paper ropes; the step S1 comprises cutting kraft paper into strips with certain width, and mechanically or manually twisting into paper ropes with diameter of 1-2mm, wherein the kraft paper has a fixed weight of 110-337g/m²。

Step S2: gluing the side edges of the paper ropes side by side in the transverse direction to form flat ropes; the specific step of the step 2 is that the side edges of the twisted paper ropes are coated with starch glue and are glued together side by side along the transverse direction to form flat rope arrangement with a certain width, wherein the starch glue gluing amount of each paper rope is 35-45 g/m²The width size range of the rope arrangement is 3-30 mm.

Step S3: performing joint filling and anti-sticking treatment on one surface of the manufactured rope arrangement to form an isolation layer; the isolating layer is a polyethylene resin layer with a thickness of 10-15 g/m²。

Step S4: performing joint filling and gluing treatment on the other surface of the manufactured rope arrangement to form an adhesive layer; the adhesive layer is an acrylic adhesive layer, and the gluing amount of the acrylic adhesive layer is 35-45 g/m²。

Step S5: and (5) finishing the manufacture to form the paper adhesive tape and collecting the paper adhesive tape into a roll.

Fig. 2-3 show the paper tear tape provided by the invention, which comprises a plurality of paper ropes 1 twisted by kraft paper strips, glue coating layers 2 arranged on the side edges of the paper ropes 1 and used for gluing the paper ropes 1 into a rope row, an isolation layer 3 arranged on one side surface of the paper ropes 1 and used for caulking and anti-sticking treatment, and an adhesive layer 4 arranged on the other side surface of the paper ropes 1 and used for caulking and gluing treatment.

The diameter of the paper rope 1 is 1-2 mm. The width size range of the rope arrangement is 3-30 mm. The glue coating layer 2 is a starch glue layer, the isolation layer 3 is a polyethylene resin layer, and the adhesive layer 4 is an acrylic acid glue layer.

The tensile strength of kraft paper is enhanced through twisting strip kraft paper into a string form through the paper tear-resistant tape, can bear stronger pulling force compared with the traditional plastic tear-resistant tape, and the material is not easy to deform after being pulled, use the kraft paper as the main raw material, the material utilization rate is high, basically, no waste material exists in the production process, accord with the environmental protection requirement, be convenient for recycle or natural degradation, the production technology is simple, only need to slightly improve the current paper rope production line, increase the side gluing and make the paper rope into the rope arrangement, the process of front joint filling treatment and back joint filling gluing treatment can realize batch production, the width size of the paper tear-resistant tape can be freely adjusted, the thickness is thinner, little difference with the current plastic tear-resistant tape, can be flexibly applied to various products needing the pull-resistant, and the product applicability is wide.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.