阅读说明：本技术 磁性地毯及其制备方法 (Magnetic carpet and preparation method thereof ) 是由 白文杰 刘荣华 于 2019-09-03 设计创作，主要内容包括：本发明公开了一种磁性地毯,它与磁胶配合使用,所述磁胶用于铺设在底面或墙面上,它包括从上至下依次层叠设置的毯面、EVA胶层、上PVC胶层、玻璃纤维布层和下PVC胶层,所述下PVC胶层用于通过磁力吸附在所述磁胶上,所述上PVC胶层和所述下PVC胶层的区别在于上PVC胶层的组分中没有铁粉,其中,所述下PVC胶层含有的组分及各组分质量份如下：对苯二甲酸二辛酯：290~300份；碳黑：0.4~0.6份；环保稳定剂：9~11份；卵磷脂：25~27份；PVC树脂：155~165份；PVC乳化粉：195~205份；沸石活化粉：28~32份；铁粉：1140~1160份；石粉：240~260份。本发明能够通过磁力吸附在所述磁胶,避免在安装完成后移位,且铺装方便,便于更换。(The invention discloses a magnetic carpet, which is matched with magnetic glue for use, wherein the magnetic glue is used for being laid on a bottom surface or a wall surface and comprises a carpet surface, an EVA (ethylene vinyl acetate) glue layer, an upper PVC glue layer, a glass fiber cloth layer and a lower PVC glue layer which are sequentially stacked from top to bottom, the lower PVC glue layer is used for being adsorbed on the magnetic glue through magnetic force, and the upper PVC glue layer and the lower PVC glue layer are different in that iron powder does not exist in the components of the upper PVC glue layer, wherein the lower PVC glue layer comprises the following components, by mass, 290 ~ 300 parts of dioctyl terephthalate, 0.4 ~ 0.6 part of carbon black, 9 ~ 11 parts of an environment-friendly stabilizer, 25 ~ 27 parts of lecithin, 155 ~ 165 parts of PVC resin, 195 ~ 205 parts of PVC emulsion powder, 28 ~ 32 parts of zeolite activation powder, 1140 parts of 1140 ~ 1160 parts of iron powder, 240 parts of stone powder, 260 parts of 240 ~ 260 parts of magnetic force can be adsorbed on the magnetic glue, so that the magnetic force is prevented from shifting after installation is finished, the magnetic force is convenient to pave and convenient to replace.)

1. A magnetic carpet, which is used in cooperation with magnetic glue, wherein the magnetic glue is used for being laid on a bottom surface or a wall surface, and is characterized by comprising a carpet surface, an EVA (ethylene vinyl acetate) glue layer, an upper PVC glue layer, a glass fiber cloth layer and a lower PVC glue layer which are sequentially stacked from top to bottom, wherein the lower PVC glue layer is used for being adsorbed on the magnetic glue through magnetic force, the upper PVC glue layer and the lower PVC glue layer are different in that no iron powder is contained in the components of the upper PVC glue layer, wherein,

the lower PVC glue layer comprises the following components in parts by mass:

290 parts of dioctyl terephthalate, 290 ~ 300 parts;

0.4 part of carbon black, 0.4 ~ 0.6.6 parts;

9 portions of environment-friendly stabilizer, 9 ~ 11 portions;

25 portions of lecithin, 25 ~ 27 portions;

155 portions of PVC resin 155 ~ 165;

195 ~ 205 portions of PVC emulsion powder;

28 parts of zeolite activating powder, namely 28 ~ 32 parts;

1140 ~ 1160 parts;

240 parts of stone powder, 240 ~ 260 parts.

2. A method of making a magnetic carpet as claimed in claim 1, characterized in that the method comprises the steps of:

preparing a lower PVC sizing material and an upper PVC sizing material, coating the lower PVC sizing material on one surface of the glass fiber cloth layer to form a lower PVC glue layer, and coating the PVC sizing material on the other surface of the glass fiber cloth layer; providing a blanket surface coated with an EVA (ethylene vinyl acetate) adhesive layer, and coating a PVC (polyvinyl chloride) adhesive on the EVA adhesive layer;

pressing the upper PVC glue coated on the EVA glue layer and the PVC glue coated on the glass fiber cloth layer, and drying to form an upper PVC glue layer;

and cutting the carpet into a specified size after cooling and shaping to obtain the magnetic carpet.

3. The method for preparing the EVA adhesive layer of claim 2, wherein the step of preparing the blanket face coated with the EVA adhesive layer is as follows:

providing a blanket surface, and coating an EVA (ethylene vinyl acetate) adhesive layer on the back surface of the blanket surface;

and pre-drying the blanket surface to shrink the blanket surface to obtain the blanket surface coated with the EVA adhesive layer.

4. The method of claim 3 wherein the pre-baked mat face is at a temperature of 110 ~ 130 ℃.

5. The method of claim 2, wherein the step of preparing the lower PVC adhesive layer is as follows:

preparing the components of the lower PVC glue layer and the mass parts of the components, and mixing;

stirring the mixture in a vacuum environment to obtain a lower PVC glue layer.

6. The method according to claim 5, wherein the stirring is performed at a rotation speed of 900 r/min.

7. The method according to claim 5, wherein the stirring is carried out at room temperature for 30 min.

8. The production method according to claim 2,

coating a PVC sizing material on one surface of the glass fiber cloth layer, and then scraping the PVC sizing material by using a scraper;

and coating a lower PVC sizing material on the other surface of the glass fiber cloth layer, and then scraping the lower PVC sizing material by using a scraper.

9. The method of claim 2, wherein the lower PVC glue layer has a thickness of 1.5 ~ 2 mm.

10. The preparation method of claim 2, wherein the drying temperature is 180 ~ 220 ℃, and the cooling and shaping temperature is below 40 ℃ for 2 ~ 3 min.

Technical Field

The invention relates to a magnetic carpet and a preparation method thereof.

Background

The carpet is a ground paving material made up by using natural fibre or chemical synthetic fibre raw material of cotton, hemp, wool, silk and straw yarn through the processes of manual or mechanical weaving and weaving, and is one of the traditional artistic articles with long history in the world, and can be covered on the ground of dwelling house, hotel, gymnasium, exhibition hall, vehicle, ship and airplane, etc. so as to have the effects of reducing noise, insulating heat and decorative. At present, the existing carpet is easy to move and is troublesome to pave and cannot be replaced when an adhesive is not used during installation.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a magnetic carpet which is matched with magnetic glue for use, wherein the magnetic glue is laid on the ground or the wall surface and is adsorbed on the magnetic glue through magnetic force, so that the magnetic carpet can be prevented from shifting after installation is finished, and is convenient to lay and replace.

In order to solve the technical problems, the technical scheme of the invention is as follows: a magnetic carpet is used in cooperation with magnetic glue, the magnetic glue is used for being laid on a bottom surface or a wall surface and comprises a carpet surface, an EVA (ethylene vinyl acetate) glue layer, an upper PVC glue layer, a glass fiber cloth layer and a lower PVC glue layer which are sequentially stacked from top to bottom, the lower PVC glue layer is used for being adsorbed on the magnetic glue through magnetic force, the upper PVC glue layer and the lower PVC glue layer are different in that no iron powder is contained in the components of the upper PVC glue layer, wherein,

the lower PVC glue layer comprises the following components in parts by mass:

dioctyl terephthalate: 290-300 parts of a solvent;

carbon black: 0.4-0.6 part;

an environment-friendly stabilizer: 9-11 parts;

lecithin: 25-27 parts;

PVC resin: 155-165 parts;

PVC emulsion powder: 195-205 parts;

zeolite activating powder: 28-32 parts;

iron powder: 1140-1160 parts;

stone powder: 240-260 parts.

The invention also provides a preparation method of the magnetic carpet, which comprises the following steps:

preparing a lower PVC sizing material and an upper PVC sizing material, coating the lower PVC sizing material on one surface of the glass fiber cloth layer to form a lower PVC glue layer, and coating the PVC sizing material on the other surface of the glass fiber cloth layer; providing a blanket surface coated with an EVA (ethylene vinyl acetate) adhesive layer, and coating a PVC (polyvinyl chloride) adhesive on the EVA adhesive layer;

pressing the upper PVC glue coated on the EVA glue layer and the PVC glue coated on the glass fiber cloth layer, and drying to form an upper PVC glue layer;

and cutting the carpet into a specified size after cooling and shaping to obtain the magnetic carpet.

Further, the steps of preparing the carpet surface coated with the EVA adhesive layer are as follows:

providing a blanket surface, and coating an EVA (ethylene vinyl acetate) adhesive layer on the back surface of the blanket surface;

and pre-drying the blanket surface to shrink the blanket surface to obtain the blanket surface coated with the EVA adhesive layer.

Further, the temperature of the pre-drying blanket surface is 110-130 ℃.

Further, the preparation of the lower PVC adhesive layer comprises the following steps:

preparing the components of the lower PVC glue layer and the mass parts of the components, and mixing;

stirring the mixture in a vacuum environment to obtain a lower PVC glue layer.

Further, the rotation speed of stirring is 900 r/min.

Further, the mixture was stirred at room temperature for 30 min.

Further, coating a PVC sizing material on one surface of the glass fiber cloth layer, and then scraping the PVC sizing material by using a scraper;

and coating a lower PVC sizing material on the other surface of the glass fiber cloth layer, and then scraping the lower PVC sizing material by using a scraper.

Further, the thickness of the lower PVC glue layer is 1.5-2 mm.

Further, the drying temperature is 180-220 ℃; the temperature for cooling and shaping is below 40 ℃, and the time is 2-3 min.

Compared with the prior art, the magnetic carpet comprises a carpet surface, an EVA adhesive layer, an upper PVC adhesive layer, a glass fiber cloth layer and a lower PVC adhesive layer, wherein the lower PVC adhesive layer contains iron powder and can be adsorbed on the magnetic adhesive through magnetic force, so that the carpet is prevented from shifting after installation, the carpet is convenient to pave and replace, the carpet paving process is simplified, the cost for adhering and paving the carpet is saved, and the application range is wide.

Detailed Description

The invention provides a magnetic carpet and a preparation method thereof, and a person skilled in the art can use the contents to reference the text and properly improve the process parameters to realize the magnetic carpet. It is expressly intended that all such similar substitutes and modifications apparent to those skilled in the art are deemed to be within the scope of the invention. While the methods and applications of this invention have been described in terms of preferred embodiments, it will be apparent to those of ordinary skill in the art that variations and modifications in the methods and applications described herein, as well as other suitable variations and combinations, may be made to implement and use the techniques of this invention without departing from the spirit and scope of the invention.

The invention provides a magnetic carpet, which is matched with magnetic glue for use, wherein the magnetic glue is used for being laid on a bottom surface or a wall surface, the magnetic glue is the prior art, the magnetic carpet comprises a carpet surface, an EVA glue layer, an upper PVC glue layer, a glass fiber cloth layer and a lower PVC glue layer which are sequentially stacked from top to bottom, the lower PVC glue layer is used for being adsorbed on the magnetic glue through magnetic force, the upper PVC glue layer and the lower PVC glue layer are different in that the components of the upper PVC glue layer do not contain iron powder, wherein,

the lower PVC glue layer comprises the following components in parts by mass:

dioctyl terephthalate: 290-300 parts of a solvent;

carbon black: 0.4-0.6 part;

an environment-friendly stabilizer: 9-11 parts;

lecithin: 25-27 parts;

PVC resin: 155-165 parts;

PVC emulsion powder: 195-205 parts;

zeolite activating powder: 28-32 parts;

iron powder: 1140-1160 parts;

stone powder: 240-260 parts of a binder;

specifically, the carpet surface can be a tufted carpet surface, the glass fiber cloth layer comprises at least one layer of glass fiber cloth, and the upper PVC glue layer and the lower PVC glue layer are different in that iron powder is not contained in the components of the upper PVC glue layer; further, magnetism carpet and magnetic cement cooperation are used, the magnetic cement can be laid on ground or wall, contain the iron powder down in the PVC glue film, can adsorb through magnetic force on the magnetic cement, can avoid the carpet to shift after the installation is accomplished, pave the convenience moreover, be convenient for change.

More specifically, the environment-friendly stabilizer has excellent thermal stability and light stability and low peculiar smell, and meets the environment-friendly standards such as PAHS (polyamide-imide-formaldehyde) and the like; the dioctyl terephthalate is used as a main plasticizer, the carbon black plays a role in coloring, the lecithin plays a role in reducing viscosity, the zeolite activated powder plays a role in dehumidification, and the stone powder can play a role in filling.

The invention also provides a preparation method of the magnetic carpet, which comprises the following steps:

preparing a lower PVC sizing material and an upper PVC sizing material, coating the lower PVC sizing material on one surface of the glass fiber cloth layer to form a lower PVC glue layer, and coating the PVC sizing material on the other surface of the glass fiber cloth layer; providing a blanket surface coated with an EVA (ethylene vinyl acetate) adhesive layer, and coating a PVC (polyvinyl chloride) adhesive on the EVA adhesive layer;

pressing the upper PVC glue coated on the EVA glue layer and the PVC glue coated on the glass fiber cloth layer, and drying to form an upper PVC glue layer;

and cutting the carpet into a specified size after cooling and shaping to obtain the magnetic carpet.

Further, the steps of preparing the carpet surface coated with the EVA adhesive layer are as follows:

providing a blanket surface, and coating an EVA (ethylene vinyl acetate) adhesive layer on the back surface of the blanket surface;

and pre-drying the blanket surface to shrink the blanket surface to obtain the blanket surface coated with the EVA adhesive layer.

Specifically, the temperature of the pre-drying blanket surface is 110-130 ℃.

Further, the preparation of the lower PVC adhesive layer comprises the following steps:

preparing the components of the lower PVC glue layer and the mass parts of the components, and mixing;

stirring the mixture in a vacuum environment to obtain a lower PVC glue layer.

Specifically, stirring is carried out for 30min at normal temperature, the stirring speed is 900r/min, and the viscosity of the stirred mixture is controlled to be 20000-40000 CPS.

Further, coating a PVC sizing material on one surface of the glass fiber cloth layer, and then scraping the PVC sizing material by using a scraper;

and coating a lower PVC sizing material on the other surface of the glass fiber cloth layer, and then scraping the lower PVC sizing material by using a scraper.

Further, the thickness of the lower PVC glue layer is 1.5-2 mm.

Further, the drying temperature is 180-220 ℃; the temperature for cooling and shaping is below 40 ℃, and the time is 2-3 min.

In order that the present invention may be more clearly understood, the following detailed description of the present invention is given with reference to specific examples.