CN113696585A - Sound-insulation anti-skidding volcanic flexible material and preparation method thereof - Google Patents

Abstract

The invention relates to a sound-proof and anti-skid volcanic rock flexible material, which comprises a polyurethane composite layer, a non-woven fabric layer and a rubber composite layer which are sequentially compounded from top to bottom; wherein, the polyurethane composite layer comprises the following components in parts by weight: polyurethane 10-45 parts and 1-5 parts of volcanic rock; the rubber composite layer includes the following components in parts by weight: 10-85 parts of rubber material and 1-15 parts of volcanic rock. Through the rational use of volcanic rock and organic combination with other components, the performance of humidity control, anti-skid, mildew resistance, heat insulation, noise reduction and other properties of the product is effectively improved, and the structural strength is superior to other similar products, and the cost of the product is relatively high. At the same time, the preparation process of the product only needs to be slightly modified in the existing process, and the production investment is low, which not only creates a new use of volcanic rock, but also brings new benefits to the environment. Self-purification cycle, in line with the requirements of green environmental protection.

Description

A kind of sound insulation and anti-skid volcanic rock flexible material and preparation method thereof

technical field

The invention relates to the technical field of home improvement materials, in particular to a sound insulation and anti-skid volcanic rock flexible material and a preparation method thereof.

Background technique

In daily life, because bathrooms, kitchens and other places need frequent water, the ground humidity is usually high, and the elderly and children often slip and fall. At present, the above problems are generally solved by laying anti-slip mats on the ground. It is usually made of rubber material, and rubber material does not have the ability to absorb moisture, so it is impossible to adjust the humidity in bathrooms, kitchens and other places. Under high humidity conditions, the non-slip mat is prone to bacteria and mildew, which affects the performance of the non-slip mat. use.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides a sound-proof and anti-skid volcanic rock flexible material and a preparation method thereof, which have the advantages of anti-skid, moisture absorption and humidity regulation, sound insulation and mildew reduction.

For achieving the above object, technical scheme of the present invention is as follows:

A sound-insulating and anti-skid volcanic rock flexible material, comprising a polyurethane composite layer, a non-woven fabric layer and a rubber composite layer sequentially compounded from top to bottom; wherein,

The polyurethane composite layer includes the following components in parts by weight: 10-45 parts of polyurethane and 1-5 parts of volcanic rock;

The rubber composite layer includes the following components in parts by weight: 10-85 parts of rubber material and 1-15 parts of volcanic rock.

As a preferred solution of the present invention, the particle size of the volcanic rock is 80 mesh or more.

As a preferred solution of the present invention, the non-woven fabric layer comprises one or more layers of non-woven fabrics, and the non-woven fabrics are polyester non-woven fabrics, polypropylene non-woven fabrics, nylon non-woven fabrics, and spandex non-woven fabrics. One or more of woven and acrylic.

As a preferred solution of the present invention, the rubber material is one or more of styrene-butadiene rubber, cis-butadiene rubber, isoprene rubber, nitrile-butadiene rubber, silicone rubber, ethylene-propylene rubber and neoprene.

As a preferred solution of the present invention, the polyurethane composite layer further includes 0.1-0.3 parts of a curing agent and 0.1-0.4 parts of a flame retardant.

As a preferred solution of the present invention, the curing agent is one of polyamide, phenolic modified amine and epoxy resin.

As a preferred solution of the present invention, the flame retardant is selected from one or more of MCA flame retardant, polyvinyl chloride flame retardant, perchloroethylene flame retardant and phenolic resin flame retardant.

As a preferred solution of the present invention, the rubber composite layer further includes 0.5-2.5 parts of a stabilizer selected from the group consisting of tribasic lead sulfate, dibasic lead stearate, zinc stearate and hard One or more of calcium fatty acid.

On the other hand, the present invention also provides a method for preparing the sound insulation and anti-skid volcanic rock flexible material as described in any of the above technical solutions, comprising:

Take 10-45 parts of polyurethane, 1-5 parts of volcanic rock, 0.1-0.3 part of curing agent and 0.1-0.4 part of flame retardant by weight, and mix them to make a skin-like polyurethane composite layer for later use;

Take 10-85 parts of rubber material, 1-15 parts of volcanic rock and 0.5-2.5 parts of stabilizer by weight, and mix them to make a thin rubber composite layer for later use;

Take a non-woven fabric of suitable specification and compound it with the polyurethane composite layer and the rubber composite layer in turn to form a flexible material;

The flexible material is cleaned and cut into a predetermined shape.

To sum up, the present invention has the following beneficial effects:

The embodiment of the present invention effectively improves the humidity control, anti-skid, mildew resistance and heat insulation of the product by providing a sound insulation and anti-skid volcanic rock flexible material and a preparation method thereof. , noise reduction and other performance, and the structural strength is better than other similar products, the cost of the product is low, to meet the needs of a wide range of use; at the same time, the preparation process of the product only needs to be slightly modified in the existing process, and the production investment It not only creates a new use of volcanic rocks, but also brings a new self-purification cycle to the environment, which meets the requirements of green environmental protection, meets people's growing demand for natural ecology, and plays a positive role in reducing carbon emissions; and ultimately The obtained flexible material has wider application range and is more convenient to use.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of Embodiment 1 of the present invention.

Corresponding part names represented by numbers and letters in the figure:

1. Polyurethane composite layer; 2. Non-woven layer; 3. Rubber composite layer.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

A sound-insulating and anti-skid volcanic rock flexible material, as shown in Figure 1, comprises a polyurethane composite layer 1, a non-woven fabric layer 2 and a rubber composite layer 3 that are sequentially compounded from top to bottom; wherein, the polyurethane composite layer 1 comprises in parts by weight The following components: 10-45 parts of polyurethane and 1-5 parts of volcanic rock; the rubber composite layer 3 includes the following components in parts by weight: 10-85 parts of rubber material and 1-15 parts of volcanic rock.

Volcanic rock, also known as extrusive rock, belongs to a type of magmatic rock. It is formed by the condensation, diagenesis, and compaction of magma extruded during volcanism. difference. The performance of volcanic rock is superior, in addition to the general characteristics of ordinary stone, it also has its own unique functions. The volcanic rock has the characteristics of weather resistance, acid and alkali resistance, and no radioactivity; the natural pore shape has the effect of sound insulation and noise reduction, which is beneficial to the auditory environment; the unique "breathing" function is easy to absorb and volatilize, which can adjust the air humidity and improve the ecological environment. ; The simplicity of its color can effectively avoid dazzling under natural strong light, which is beneficial to improve the visual environment. These various unique advantages can satisfy the new fashion of people pursuing simplicity and nature and advocating green environmental protection in building decoration in today's era.

The unique natural holes of volcanic rock are the only natural sound-absorbing materials in all building materials. Volcanic rock is formed by condensation after the eruption of volcanic lava. It has obvious light-absorbing and heat-blocking function due to the absolute high temperature. The natural holes of volcanic rock make it It has unique breathing function and excellent moisture absorption and humidity regulation ability, and there are more than 30 kinds of trace elements in volcanic rocks that are beneficial to human health, and have good curative effect and health care for arthritis, rheumatism and various skin diseases Function.

In this embodiment, the particle size of the volcanic rock is 80 mesh or more, or the volcanic rock is ground to 80 mesh or more during processing, preferably volcanic rock with a particle size of 200 mesh or more.

The non-woven layer 2 comprises one or more layers of non-woven fabrics, and the non-woven fabrics are one or more of polyester non-woven fabrics, polypropylene non-woven fabrics, nylon non-woven fabrics, spandex non-woven fabrics and acrylic fibers.

The polyurethane composite layer also includes 0.1-0.3 parts of a curing agent and 0.1-0.4 parts of a flame retardant, wherein the curing agent is one of polyamide, phenolic modified amine and epoxy resin, and the flame retardant is selected from MCA flame retardant One or more of a flame retardant, a polyvinyl chloride flame retardant, a perchloroethylene flame retardant and a phenolic resin flame retardant.

The rubber material in the rubber combination layer is one or more of styrene-butadiene rubber, butadiene rubber, isoprene rubber, nitrile rubber, silicone rubber, ethylene-propylene rubber and neoprene, and the rubber combination layer also includes a stabilizer 0.5-2.5 parts, the stabilizer is selected from one or more of tribasic lead sulfate, dibasic lead stearate, zinc stearate and calcium stearate.

Correspondingly, the present invention also provides a method for preparing the sound insulation and anti-skid volcanic rock flexible material described in the above technical solution, comprising:

Step 1: Take 10-45 parts by weight of polyurethane, 1-5 parts of volcanic rock, 0.1-0.3 part of curing agent and 0.1-0.4 part of flame retardant, and mix them to make a skin-like polyurethane composite layer for later use;

Step 2: Take 10-85 parts of rubber material, 1-15 parts of volcanic rock and 0.5-2.5 parts of stabilizer by weight, and make a thin-material rubber composite layer after mixing;

Step 3. Take a non-woven fabric of suitable specifications and compound the polyurethane composite layer and the rubber composite layer in turn to form a flexible material material, and the polyurethane composite layer and the rubber composite layer are respectively located on both sides of the non-woven fabric, thereby forming the sequentially arranged polyurethane composite layer, non-woven fabric layer and rubber layer. One or more layers of combination layer and non-woven layer are selected according to actual needs;

Step 4: Cut the flexible material into a predetermined shape after cleaning.

Through the rational use of volcanic rock and organic combination with other components, the performance of humidity control, anti-skid, mildew resistance, heat insulation, noise reduction and other properties of the product is effectively improved, and the structural strength is superior to other similar products, and the cost of the product is relatively high. At the same time, the preparation process of the product only needs to be slightly modified in the existing process, and the production investment is low, which not only creates a new use of volcanic rock, but also brings new benefits to the environment. The self-purification cycle meets the requirements of green environmental protection, meets the growing needs of people's natural ecology, and plays a positive role in reducing carbon emissions; and the resulting flexible material has a wider range of applications and is more convenient to use.

Embodiment 2

A sound-insulating and anti-skid volcanic rock flexible material, as shown in Figure 1, comprises a polyurethane composite layer 1, a non-woven fabric layer 2 and a rubber composite layer 3 that are sequentially compounded from top to bottom; wherein, the polyurethane composite layer 1 comprises in parts by weight The following components are: 10 parts of polyurethane and 1 part of volcanic rock; the rubber composite layer 3 includes the following components by weight: 10 parts of rubber material and 1 part of volcanic rock.

The non-woven fabric is polyester non-woven fabric, and the polyurethane composite layer also includes 0.1 part of curing agent and 0.1 part of flame retardant. Among them, the curing agent is polyamide, the flame retardant is MCA flame retardant, and the rubber material in the rubber composite layer is selected. Styrene-butadiene rubber, and the rubber composite layer also includes 0.5 part of a stabilizer, and the stabilizer is tribasic lead sulfate.

Correspondingly, the method for sound insulation and anti-skid volcanic rock flexible material of the present invention includes:

Step 1: Take 10 parts by weight of polyurethane, 1 part of volcanic rock, 0.1 part of curing agent and 0.1 part of flame retardant, and mix them to make a skin-like polyurethane composite layer for later use;

Step 2, take 10 parts of rubber material, 1 part of volcanic rock and 0.5 part of stabilizer by weight, and make a thin-material rubber composite layer for later use after mixing;

Step 3. Take a non-woven fabric of suitable specifications and compound the polyurethane composite layer and the rubber composite layer in turn to form a flexible material material, and the polyurethane composite layer and the rubber composite layer are respectively located on both sides of the non-woven fabric, thereby forming the sequentially arranged polyurethane composite layer, non-woven fabric layer and rubber layer. One or more layers of combination layer and non-woven layer are selected according to actual needs;

Step 4: Cut the flexible material into a predetermined shape after cleaning.

Embodiment 3

A sound-insulating and anti-skid volcanic rock flexible material, as shown in Figure 1, comprises a polyurethane composite layer 1, a non-woven fabric layer 2 and a rubber composite layer 3 that are sequentially compounded from top to bottom; wherein, the polyurethane composite layer 1 comprises in parts by weight The following components: 30 parts of polyurethane and 3 parts of volcanic rock; the rubber composite layer 3 includes the following components in parts by weight: 50 parts of rubber material and 8 parts of volcanic rock.

The non-woven fabric is polypropylene non-woven fabric, and the polyurethane composite layer also includes 0.2 parts of curing agent and 0.3 parts of flame retardant. Among them, the curing agent is phenolic modified amine, the flame retardant is polyvinyl chloride flame retardant, and the rubber composite layer is selected. The middle rubber material is selected from cis-butadiene rubber and isoprene rubber, and the rubber composite layer also includes 1.5 parts of stabilizer, and the stabilizer is selected from dibasic lead stearate.

Correspondingly, the method for sound insulation and anti-skid volcanic rock flexible material of the present invention includes:

Step 1: Take 30 parts by weight of polyurethane, 3 parts of volcanic rock, 0.2 part of curing agent and 0.3 part of flame retardant, and mix them to make a skin-like polyurethane composite layer for later use;

Step 2, take 50 parts of rubber material, 8 parts of volcanic rock and 1.5 parts of stabilizer by weight, and make a thin-material rubber composite layer after mixing for subsequent use;

Step 3. Take a non-woven fabric of suitable specifications and compound the polyurethane composite layer and the rubber composite layer in turn to form a flexible material material, and the polyurethane composite layer and the rubber composite layer are respectively located on both sides of the non-woven fabric, thereby forming the sequentially arranged polyurethane composite layer, non-woven fabric layer and rubber layer. One or more layers of combination layer and non-woven layer are selected according to actual needs;

Step 4: Cut the flexible material into a predetermined shape after cleaning.

Embodiment 4

A sound-insulating and anti-skid volcanic rock flexible material, as shown in Figure 1, comprises a polyurethane composite layer 1, a non-woven fabric layer 2 and a rubber composite layer 3 that are sequentially compounded from top to bottom; wherein, the polyurethane composite layer 1 comprises in parts by weight The following components: 45 parts of polyurethane and 5 parts of volcanic rock; the rubber composite layer 3 includes the following components in parts by weight: 85 parts of rubber material and 15 parts of volcanic rock.

The non-woven fabric is made of nylon non-woven fabric, and the polyurethane composite layer also includes 0.3 parts of a curing agent and 0.4 parts of a flame retardant. Among them, the curing agent is epoxy resin, the flame retardant is MCA flame retardant, and the rubber material in the rubber composite layer is selected. Silicon rubber and ethylene propylene rubber are selected, and the rubber composite layer also includes 2.5 parts of stabilizer, and the stabilizer is selected from zinc stearate.

Correspondingly, the method for sound insulation and anti-skid volcanic rock flexible material of the present invention includes:

Step 1: Take 10-45 parts by weight of polyurethane, 1-5 parts of volcanic rock, 0.1-0.3 part of curing agent and 0.1-0.4 part of flame retardant, and mix them to make a skin-like polyurethane composite layer for later use;

Step 2, take 10-85 parts of rubber material, 1-15 parts of volcanic rock and 2.5 parts of stabilizer by weight, and make a thin rubber composite layer after mixing for subsequent use;

Step 3. Take a non-woven fabric of suitable specifications and compound the polyurethane composite layer and the rubber composite layer in turn to form a flexible material material, and the polyurethane composite layer and the rubber composite layer are respectively located on both sides of the non-woven fabric, thereby forming the sequentially arranged polyurethane composite layer, non-woven fabric layer and rubber layer. One or more layers of combination layer and non-woven layer are selected according to actual needs;

Step 4: Cut the flexible material into a predetermined shape after cleaning.

The test results of the anti-skid coefficient, noise reduction coefficient and water absorption rate of the board products prepared in Examples 2 to 4 are shown in the following table:

Anti-skid coefficient Noise Reduction Coefficient (NRC) Water absorption (%) Embodiment 2 0.82 0.30 10 Embodiment 3 0.83 0.33 13 Embodiment 4 0.86 0.35 15

The above-mentioned anti-skid coefficient is the anti-skid coefficient of the surface of the sheet, the noise reduction coefficient is the average value of the sound absorption coefficients measured at frequencies of 250, 500, 1000, and 2000 Hz, and the water absorption rate is the ability of the sheet to absorb moisture. Immersion in distilled water at 25°C for 1min. The percentage of increased mass compared to the original mass. It can be seen from the data in the above table that with the increase of the proportion of volcanic rock, the anti-skid coefficient, noise reduction coefficient and water absorption rate also gradually increase.

The above description of the disclosed embodiments enables any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. a sound-insulating anti-skid volcanic rock flexible material, is characterized in that, comprises the polyurethane composite layer, the non-woven fabric layer and the rubber composite layer compounded sequentially from top to bottom; Wherein, The polyurethane composite layer includes the following components in parts by weight: 10-45 parts of polyurethane and 1-5 parts of volcanic rock; The rubber composite layer includes the following components in parts by weight: 10-85 parts of rubber material and 1-15 parts of volcanic rock. 2 . The sound-insulating and anti-skid volcanic rock flexible material according to claim 1 , wherein the particle size of the volcanic rock is 80 mesh or more. 3 . 3. The sound insulation and anti-skid volcanic rock flexible material according to claim 1 or 2, wherein the non-woven fabric layer comprises one or more layers of non-woven fabrics, and the non-woven fabric is a polyester non-woven fabric. , one or more of polypropylene non-woven fabrics, nylon non-woven fabrics, spandex non-woven fabrics and acrylic fibers. 4. The sound-insulating and anti-skid volcanic rock flexible material according to claim 1 or 2, wherein the rubber material is styrene-butadiene rubber, butadiene rubber, isoprene rubber, nitrile-butadiene rubber, silicone rubber, ethylene-propylene rubber and One or more of neoprene. 5 . The sound insulation and anti-skid volcanic rock flexible material according to claim 1 , wherein the polyurethane composite layer further comprises 0.1-0.3 parts of a curing agent and 0.1-0.4 parts of a flame retardant. 6 . 6 . The sound insulation and anti-skid volcanic rock flexible material according to claim 5 , wherein the curing agent is one of polyamide, phenolic modified amine and epoxy resin. 7 . 7 . The sound-proof and anti-skid volcanic rock flexible material according to claim 5 , wherein the flame retardant is selected from the group consisting of MCA flame retardant, polyvinyl chloride flame retardant, perchloroethylene flame retardant and phenolic resin flame retardant. 8 . one or more of the agents. 8 . The sound-insulating and anti-skid volcanic rock flexible material according to claim 1 , wherein the rubber composite layer further comprises 0.5-2.5 parts of a stabilizer, and the stabilizer is selected from the group consisting of tribasic lead sulfate, dibasic lead sulfate One or more of lead stearate, zinc stearate and calcium stearate. 9. A method for preparing the sound-proof and anti-skid volcanic rock flexible material according to any one of claims 1-8, characterized in that, comprising: Take 10-45 parts of polyurethane, 1-5 parts of volcanic rock, 0.1-0.3 part of curing agent and 0.1-0.4 part of flame retardant by weight, and mix them to make a skin-like polyurethane composite layer for later use; Take 10-85 parts of rubber material, 1-15 parts of volcanic rock and 0.5-2.5 parts of stabilizer by weight, and mix them to make a thin rubber composite layer for later use; Take a non-woven fabric of suitable specification and compound it with the polyurethane composite layer and the rubber composite layer in turn to form a flexible material; The flexible material is cleaned and cut into a predetermined shape.

Images