KR20200137871A - Functional mortar composition using lead stone and massato suitable for construction finishing materials or bike-only roads and making method thereof - Google Patents

Abstract

A functional mortar composition of the present invention contains: 40 to 70 parts by weight of agalmatolite powder having a particle diameter of 5 to 30 μm; 30 to 40 parts by weight of granite soil having a particle diameter of 0.08 to 5 mm; 5 to 20 parts by weight of natural pozzolan having a particle diameter of 10 to 20 μm; 10 to 20 parts by weight of an alkalizing agent; 20 to 40 parts by weight of an organic binder; and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm^2/g. The present invention has an advantage of being able to more effectively adsorb and remove foreign substances contained in the air.

Description

Functional mortar composition using lead stone and massato suitable for construction finishing materials or bike-only roads and making method thereof

The present invention relates to a functional mortar composition using pyrophyllite and masato suitable for building finishing materials or bicycle roads, and a method for manufacturing the same, and more particularly, suitable for building finishing materials or bonding materials for paving bicycle roads, and when exposed to light, foreign matters are removed. Since it contains an adsorbent to adsorb, it relates to a functional mortar composition using pyrophyllite and Masato suitable for a building finishing material or a bicycle-only road to implement the function of preventing environmental pollution around the building and a method of manufacturing the same.

Generally used building finishing materials are multi-layered composite materials or aluminum in which wood plywood and synthetic resin panels are laminated to increase rigidity, which has a problem of increasing weight.

Accordingly, development of a new building finishing material that is lightweight while having flame retardancy is being attempted.

For example, in Korean Patent Publication No. 10-1552542, a flame retardant sheet-like finishing material with 5 to 30 parts by weight of a flame retardant, 0 to 100 parts by weight of a filler (excluding 0), and an anti-blocking agent 0.4 per 100 parts by weight of polypropylene resin. Disclosed is a polypropylene film layer comprising ~ 5 parts by weight, 0.2 to 3 parts by weight of a lubricant, and 0.1 to 1 part by weight of a stabilizer.

However, the document relates to a sheet-like finishing material having flame retardancy, and there is no disclosure of rigidity and weight reduction.

Korean Patent Laid-Open No. 10-2014-0106950 discloses automotive interior and exterior materials with light weight, high stiffness and impact resistance, which are polyolefin resins 15 to 97.99 wt%, thermoplastic elastomer rubbers 1 to 40 wt%, and inorganic fillers 1 to 40 wt%. And a β-nucleating agent in an amount of 0.01 to 5% by weight.

However, in the above document, there is no disclosure of flame retardancy and retardation as a polyolefin resin composition for light weight, high rigidity and impact resistance.

In addition, the smoke density of resin materials such as PP (polypropylene), PE (polyethylene), PC (polycarbonate), and PVC (polyvinyl chloride), which are applied as finishing materials for existing buildings, is based on the flame-retardant performance standards (National Safety Agency Notification No. 2015). -1) Since it does not meet the requirements of 400Dm (corr) or less pursuant to Article 8, it cannot be used for the construction of multi-use facilities.

In order to solve the above problems, a composite polypropylene resin composition for building finishing materials has been developed, and the composition for finishing materials according to the prior art is a polypropylene resin 90 including homo-polypropylene (Homo-PP) in which ethylene is not copolymerized. -98.5% by weight, 1-5% by weight of a composite masterbatch containing melamine cyanurate, and 0.01-5% by weight of a β-nucleating agent.

The background technology of the present invention is disclosed in Korean Registered Patent Publication No. 10-1974526 (announced on May 02, 2019, title of invention: composite polypropylene resin composition for building finishes).

Since the composition for finishing materials according to the prior art does not have a separate technical configuration capable of removing or adsorbing environmental pollutants such as fine dust, it is difficult to get on board in the recent social atmosphere, which is referred to as the biggest topic of environmental pollution. There is this.

In addition, the finishing material composition according to the prior art has a problem in that the strength of the finishing material for construction is lowered by the eco-friendly composition when an eco-friendly composition is included in the functional composition to prevent environmental pollution, and it is difficult to use it for various purposes. .

Therefore, there is a need to improve this.

The present invention is suitable for a building finishing material or a bonding material for paving a bicycle-only road, and includes an adsorbent that adsorbs foreign substances when exposed to light, so when used in a building finishing material or a bicycle-only road, it is possible to implement a function to prevent environmental pollution An object thereof is to provide a functional mortar composition and a method of manufacturing the same using pyrophyllite and Masato suitable for bicycle roads.

The present invention, 40 to 70 parts by weight of pyrophyllite powder having a particle diameter of 5 to 30 μm, 30 to 40 parts by weight of Masato having a particle diameter of 0.08 to 5 mm, 5 to 20 parts by weight of natural pozzolan having a particle diameter of 10 to 20 μm, and 10 to 20 parts by weight of alkalizing agent It is characterized in that it comprises 20 to 40 parts by weight of an organic binder and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm ^{2 /} g.

In addition, it is characterized in that the natural pozzolan of the present invention is selected solely or two or more from volcanic ash, silicate clay, and silicate.

In addition, the present invention, (a) coating a photocatalyst on a bead consisting of a particle size of 15,000 to 30,000 cm ^{2 /} g; And (b) 40 to 70 parts by weight of pyrophyllite powder having a particle diameter of 5 to 30 μm, 30 to 40 parts by weight of Masato having a particle diameter of 0.08 to 5 mm, 5 to 20 parts by weight of natural pozzolan having a particle diameter of 10 to 20 μm, and 10 to 20 parts by weight of an alkalizing agent. Parts, mixing 20 to 40 parts by weight of an organic binder and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm ^{2 /} g, and the photocatalyst comprises a ferrocene compound or titanium oxide.

The functional mortar composition and its manufacturing method using pyrophyllite and masato suitable for building finishing materials or bicycle roads according to the present invention are not toxic due to existing cement products because they do not use cement at all, and are beneficial to the human body by far-infrared radiation. In addition, since it exhibits the effect of absorbing indoor odors or harmful components, there is an advantage of providing an eco-friendly material as a building finishing material.

In addition, the functional mortar composition using pyrophyllite and masato suitable for a building finish according to the present invention or a bicycle-only road, and a method for manufacturing the same, are non-toxic due to cement products, and thus, are suitable for bicycle-only roads without damaging the natural environment such as park trails. There is an advantage of having all physical properties suitable for application.

In addition, the functional mortar composition using pyrophyllite and masato suitable for a building finish according to the present invention or a bicycle road, and a method for producing the same, are coated on the surface of a bead of a certain size and supplied to the mixed material composition. When used, a certain amount of beads coated with a photocatalyst can be projected on the outer wall, so that foreign matter contained in the air can be more effectively adsorbed and removed.

Hereinafter, an embodiment of a functional mortar composition using pyrophyllite and Masato suitable for a building finishing material or a bicycle road according to the present invention and a method of manufacturing the same will be described with reference to the accompanying drawings.

In this process, thicknesses of lines or sizes of components shown in the drawings may be exaggerated for clarity and convenience of description.

In addition, terms to be described later are terms defined in consideration of functions in the present invention, and may vary according to the intention or custom of users or operators.

Therefore, definitions of these terms should be made based on the contents throughout the present specification.

Functional mortar composition using pyrophyllite and Masato suitable for building finishing materials or bicycle-only roads according to an embodiment of the present invention, 40 to 70 parts by weight of pyrophyllite powder having a particle diameter of 5 to 30 μm, and 30 to 40 parts by weight of Masato having a particle diameter of 0.08 to 5 mm Parts, 5 to 20 parts by weight of natural pozzolan having a particle diameter of 10 to 20 μm, 10 to 20 parts by weight of an alkalinizing agent, 20 to 40 parts by weight of an organic binder, and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm ^2/ g.

Pyrophyllite, pyrophyllite is a rock or ore containing Pyrophyllite as the main component, and the content of the composition is somewhat different depending on the region of production, but generally SiO ₂ , Al ₂ O ₃ , Fe ₂ O ₃ , It consists of a chemical composition such as K ₂ O, TIO ₂ and SO ₃ .

In addition, there are various types of pyrophyllite, such as white or light brown, and the densely composed amorphous surface has a gypsum-like touch, and depending on the type of the main component minerals, the pyrophyllite pyrophyllite (leaf wax, quartz, Diaspore, corundum, kaolinite minerals, sericite, etc.), kaolinite pyrophyllite (kaolinite, decite, quartz, diaspore, boehmite, etc.), sericite pyrophyllite (silica, quartz, kaolinite).

It has been used as a human resource, sculpting material, masonry, etc. It is also a material used for fire-resistant bricks, fire-resistant mortar, fire-resistant materials such as melting crucibles, raw materials for ceramics such as tiles and glaze, and pesticides.

Pyrophyllite has a dense crystal structure and poor plasticity, but it is stable to alkalis and radiates far-infrared rays, so it is an eco-friendly material.It is commonly used as an auxiliary material for fireproof materials such as fireproof mortar, fillers such as paper and paint asphalt, tiles, and cement. In the present invention, pyrophyllite ore is first coarsely pulverized, dried with hot air to remove moisture, and then pulverized again and pulverized 5 ~ 30㎛ powder, taking into account the mixability with other components, average particle diameter It is preferable to use 40 to 70 parts by weight of this 10 μm.

Masato is in the state before the granite is weathered into soil, and has good drainage properties and is widely used as soil for plant cultivation or sand at the bottom of playgrounds.In the present invention, Masato existing in nature is classified and crushed into a particle size of 0.08 to 5 mm. When applied to building finishing materials, a particle size of 0.08 ~ 0.2mm is preferable in consideration of watertightness and density, and when applied to a bicycle-only road, an average particle diameter of 2 ~ 5mm is considered in consideration of drainage and surface friction. It is preferable to use.

And the natural pozzolan according to the present invention is a siliceous substance, and the content of its chemical composition is somewhat different depending on the region of production, and generally K ₂ O, Na ₂ O, CaO, SiO ₂ , Al ₂ O ₃ , It is composed of chemical components of MgO, Fe ₂ O ₃ , TiO ₂ , MnO ₂ , P ₂ O ₅ and does not have hydraulic power itself, but it reacts with an alkali-based stimulant in the presence of water to form an insoluble siliceous compound and solidify. In the present invention, while causing a hydration reaction with an alkalizing agent, it acts to solidify together with pyrophyllite and loess components of a building finishing material or a bicycle-only road.

Natural pozzolan is produced in nature as volcanic ash, silicate clay, silicate, etc. In the present invention, it can be used alone or in combination of two or more components among volcanic ash, silicate clay, and silicate. In particular, volcanic ash is antibacterial, deodorizing, It has properties such as heavy metal adsorption and sterilization.

In the present invention, it is preferable to pulverize natural pozzolan to a particle size of 10 to 20 µm and mix and use 5 to 20 parts by weight.

The alkalizing agent of the present invention acts as an irritant to participate in the solidification process while generating an insoluble siliceous compound by the hydration reaction of natural pozzolan, and also prevents cracking due to shrinkage when the loess component solidifies. The alkalizing agent according to the present invention is made of lime, gypsum or a mixture thereof, and the mixing ratio is preferably used in an amount of 10 to 20 parts by weight.

The organic binder of the present invention is a water-soluble acrylic resin having a solid content of 40%, which is generally widely marketed, and an emulsion solution obtained by copolymerizing a small amount of a monomer having a polar group including acrylic acid and acrylamide as the main body and an acrylic ester of an aliphatic alcohol. As, it is mixed and used in 20 to 40 parts by weight, and it is preferable to use it by appropriately adjusting it according to the composition ratio of the building finishing material or the mortar for bicycle roads. In addition, for uniform mixing, fluidity and hydration reaction of the above composition components A dispersant is used, and the dispersant is selected from the group consisting of naphthalene-based, polycarboxylic acid, melamine-based and aminosulfonic acid-based compounds, which are generally widely known as cement dispersants, and is preferably blended in an amount of 1 to 5 parts by weight.

In addition, the functional mortar composition according to the present invention does not exclude the use of a combination of properties improving agents such as shrinkage-expansion inhibitors, curing accelerators, and viscosity modifiers, if necessary.

The photocatalyst of this example contains a ferrocene compound or titanium oxide, and the photocatalyst is included in the finishing material of this example by being coated on beads having a particle size of 15,000 to 30,000 cm ^{2 /} g.

Ferrocene (C ₁₀ H ₁₀ Fe) is di-π-cyclopentadienyl iron, and titanium oxide (TiO ₂ ) uses the function of oxidative decomposition of harmful substances to purify the environment (removing environmental pollution, antibacterial and deodorizing Glass and tiles, vacuum cleaners, air purifiers, refrigerators, road pavements, curtains that are used to perform self-cleaning effects by applying a super-hydrophilic function (a property that creates a thin film without making water droplets even when the surface is wet) , Wallpaper, artificial houseplants, etc. are applied to various products.

Titanium oxide reacts to ultraviolet rays to act as a photocatalyst, and ferrocene is deposited on the surface of iron oxide to form a photocatalyst that acts as a photocatalyst by reacting to visible light.

In the photocatalyst of this embodiment, when a bead made of iron oxide is accommodated in an enclosed space with ferrocene or titanium oxide as a photocatalytic material, and is first heated at 50 to 60° C. for 0.5 to 1 hour, Fe contained in ferrocene or titanium oxide The component or Ti component diffuses into the air in the enclosed space, and the photocatalytic material is deposited on the bead surface by secondary heating at 200 to 300°C for 2 to 3 hours.

<Example 1>

60 parts by weight of pyrophyllite pulverized to a particle size of 10 µm, 35 parts by weight of 0.1mm Masato, 5 parts by weight of 15 µm natural pozzolan (volcanic ash), 15 parts by weight of lime, 20 parts by weight of water-soluble acrylic resin, 0.5 parts by weight each of dispersant and property modifier Part and 20 parts by weight of a photocatalyst were mixed and uniformly mixed to prepare a mortar for a building finishing material.

<Example 2>

Except for mixing 10 parts by weight of lime and 10 parts by weight of gypsum as an alkalinizing agent, it was mixed in the same composition ratio as in Example 1 and uniformly mixed to prepare a mortar for a building finishing material.

<Example 3>

60 parts by weight of pyrophyllite pulverized to a particle size of 10 µm, 35 parts by weight of 0.1mm Masato, 5 parts by weight of 15 µm natural pozzolan (volcanic ash), 15 parts by weight of lime, 20 parts by weight of water-soluble acrylic resin, 0.5 parts by weight each of dispersant and property modifier Part and 15 parts by weight of a photocatalyst were mixed and uniformly mixed to prepare a mortar for a building finishing material.

<Example 4>

60 parts by weight of pyrophyllite pulverized to a particle size of 10 µm, 35 parts by weight of 0.1mm Masato, 5 parts by weight of 15 µm natural pozzolan (volcanic ash), 15 parts by weight of lime, 20 parts by weight of water-soluble acrylic resin, 0.5 parts by weight each of dispersant and property modifier Part and 30 parts by weight of a photocatalyst were mixed and uniformly mixed to prepare a mortar for a building finishing material.

<Example 5>

45 parts by weight of pyrophyllite pulverized to a particle size of 20 µm, 35 parts by weight of 2mm Masato, 20 parts by weight of 5mm Masato, 15 parts by weight of natural pozzolan, 15 parts by weight of lime, 30 parts by weight of water-soluble acrylic resin, dispersant, property improver Each 0.5 parts by weight and 20 parts by weight of a photocatalyst were mixed and uniformly mixed to prepare a mortar, and a road for bicycles was constructed by uniformly laying and compacting in a length of 3 m, a width of 1 m, and a thickness of 100 mm on the base layer prepared for the test to sufficiently cure. .

After 28 days of construction, the visual inspection was good and showed a compressive strength of 170kgf/㎠.

<Comparative Example 1>

After injecting the mortar prepared in <Example 1> and <Example 2> into a 10cm x 10cm x 1cm mold to obtain a molded body, a curing room with a temperature of 20ㅁ2℃ and a humidity of 65ㅁ10% The specimen was sufficiently cured to prepare a specimen, and the results of the far-infrared emissivity of the specimen and the physical property test for KSF 4715 (wall coating material) are shown in Tables 1 and 2.

<Comparative Example 2>

All were prepared under the same conditions as in Comparative Example 1, and a photocatalyst was prepared including 10 parts by weight.

<Comparative Example 3>

All were prepared under the same conditions as in Comparative Example 1, and prepared including 35 parts by weight of a photocatalyst.

Emissivity (5~20um) Radiated energy (W/m ² ) Dust removal rate (%) Example 1 0.915 3.69*10 ² 32.1 Example 2 0.918 3.68*10 ² 31.9 Example 3 0.920 3.70*10 ² 29.1 Example 4 0.921 3.71*10 ² 33.8 Comparative Example 1 0.909 3.66*10 ² 32.6 Comparative Example 2 0.894 3.65*10 ² 5.0 Comparative Example 3 0.866 3.60*10 ² 32.7

As shown in Tables 1 and 2, it can be seen that the far-infrared emissivity of the building finishing material according to the present invention is higher than that of the general cement finishing material, and also the physical properties of the building finishing material according to the present invention are KS F4715 (wall coating). It was found to satisfy the criteria of re).

KS F 4715 (wall coating material) Example 1 Example 2 Example 3 Example 4 Test Items KS standard Adhesion strength Standard condition 5.0kgf/cm ² 7.2kgf / cm ²
4.1kgf / cm ² 6.9kgf / cm ²
4.4kgf / cm ² 6.5kgf / cm ²
4.7kgf / cm ² 6.7kgf / cm ²
4.5kgf / cm ² Fineness There will be no fine splitting clear clear clear clear Permeability 1.0cm or less 0.5 0.5 0.5 0.5 Impact resistance No fine cracking, noticeable deformation or peeling clear clear clear clear

The photocatalyst included in Examples 1 to 4 included 15 to 30 parts by weight, Comparative Example 1 without the photocatalyst, Comparative Example 2 containing less than 15 parts by weight of the photocatalyst, and the photocatalyst exceeded 30 parts by weight Compared with Comparative Example 3 included, the dust removal rate was maintained at about 30% when the photocatalyst was included in 15 to 30 parts by weight, and the dust removal rate was significantly less than 10% when the photocatalyst was included in less than 15 parts by weight. It can be seen that even if the photocatalyst is included in excess of 30 parts by weight, the dust removal rate does not increase.

Therefore, it is preferable that the photocatalyst included in this embodiment is included in an amount of 15 to 30 parts by weight based on 100 parts by weight of the fluidized bed boiler dust.

As a result, it is suitable for a building finishing material or a bonding material for paving a bicycle-only road, and contains an adsorbent that adsorbs foreign substances when exposed to light, so when it is used for a building finishing material or a bicycle-only road, it is possible to implement the function of preventing environmental pollution of the surrounding environment. It is possible to provide a functional mortar composition and a method of manufacturing the same using pyrophyllite and masato suitable for a dedicated road.

The present invention has been described with reference to an embodiment shown in the drawings, but this is only exemplary, and various modifications and other equivalent embodiments are possible from those of ordinary skill in the field to which the technology belongs. Will understand.

In addition, a functional mortar composition using pyrophyllite and masato suitable for building finishing materials or bicycle-only roads, and a method for manufacturing the same have been described as examples, but this is only exemplary, and functional mortar using pyrophyllite and masato suitable for building finishing materials or bicycle-only roads. The composition of the present invention and its manufacturing method may be used in products other than the composition and its manufacturing method.

Therefore, the true technical protection scope of the present invention should be determined by the following claims.

Claims (3)

Pyrophyllite powder with a particle diameter of 5 to 30 μm, 40 to 70 parts by weight, Masato with a particle diameter of 0.08 to 5 mm, 30 to 40 parts by weight, 5 to 20 parts by weight of natural pozzolan with a particle diameter of 10 to 20 μm, alkalizing agent 10 to 20 parts by weight, organic binder 20 to 40 parts by weight and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm ^{2 /} g.

The method of claim 1,
Functional mortar composition suitable for a finishing material for a building or a bicycle-only road, characterized in that natural pozzolan is selected solely or two or more from volcanic ash, silicate and silicate.
(a) coating a photocatalyst on beads consisting of a particle size of 15,000 to 30,000 cm ^{2 /} g; And
(b) 40 to 70 parts by weight of pyrophyllite powder with a particle diameter of 5 to 30 μm, 30 to 40 parts by weight of Masato with a particle diameter of 0.08 to 5 mm, 5 to 20 parts by weight of natural pozzolan with a particle diameter of 10 to 20 μm, and 10 to 20 parts by weight of an alkalizing agent , Comprising the step of mixing 20 to 40 parts by weight of an organic binder and 15 to 30 parts by weight of a photocatalyst having a particle diameter of 15,000 to 30,000 cm ^{2 /} g,
The photocatalyst comprises a ferrocene compound or titanium oxide. A method for producing a functional mortar composition suitable for an architectural finish or a bicycle road.