KR102037735B1 - High hardness eco-friendly silicone tile for building flooring - Google Patents

Abstract

The present invention relates to a tile installed as a flooring material of a building. The tile comprises: a silicone tile pad (10) formed in the thickness of 4 mm or greater and having a predetermined size by each standard; and a urethane coating layer (20) coated on the outer surface of the tile pad (10) in the thickness of 10-100 μm. The tile pad (10) comprises: a gird type support rib (11) integrally protruding from the bottom and inducing fixing from the bottom; and a dome-shaped frictional protrusion (15) integrally protruding from the upper surface of the tile pad (10) and preventing a slip of a pedestrian. Therefore, according to the present invention, the tile can be formed based on silicone capable of creating various and human organism-friendly design. So, the tile can widely solve various problems of an existing stone tile, by providing excellent shock absorbing performance, noise absorbing performance, installation convenience, and maintenance. So, the tile can satisfy a general desire of a consumer.

Description

High hardness eco-friendly silicone tile for building flooring

The present invention relates to a tile used as a floor covering of a building, and more specifically, by forming a tile made of high hardness and eco-friendly silicon, it is possible to reduce noise and vibration by elasticity and excellent cushioning and sound absorption of silicon. Of course, it is possible to implement a variety of colors and patterns while preventing the slippery to ensure the stability of pedestrians relates to high hardness eco-friendly silicone tiles for building flooring that can meet the needs of consumers overall.

Usually, tiles installed on the floor of most buildings are made of stone (porcelain). Such stone tiles have a problem that pedestrians slip when water is applied to the surface. That is, when a surfactant such as soap is applied in a bathroom or a bathroom, there is a serious problem that the slip level is extremely high and injuries are caused.

Of course, in order to improve this problem, irregularities were formed on the surface of the stone tile. However, since the unevenness of the simple unevenness cannot be seen greatly, rubber tiles for preventing slippage by using elasticity and hardness peculiar to rubber have been recently used.

As an example, Korean Patent Publication No. 10-1996-0029050 (name of the invention: tiles using waste tires) and Korean Patent Publication No. 10-2000-0017705 (name of the invention: manufactured using waste tire rubber powder Rubber tiles and a method for manufacturing the same) are disclosed.

According to the disclosed literature, by using waste tire rubber, which is an inexpensive recycled material, it not only reduces the price of the product, but also has a cushion function to provide a good feeling of walking, and has excellent durability and eliminates noise and vibration. Made it possible.

However, since waste tires contain heavy metals or carcinogens, they are not satisfied with environmentally-friendly building material regulations, and there are problems in that colors and patterns are limited with anti-slip function.

As another example, Republic of Korea Patent Publication No. 10-0570090 (name of the invention: a method of manufacturing a multi-colored pattern rubber tile using an unvulcanized rubber chip), and Republic of Korea Patent Publication No. 10-1029891 (name of the invention: laminated color rubber Rubber chip manufacturing method using a chip) is disclosed.

According to the disclosed literature, un-vulcanized rubber chips are dispersed and squeezed in a basic synthetic resin to squeeze to form a pattern on the rubber tile, or a multi-colored rubber layer on a single chip is used for According to the size and shape, it can be stacked in multiple layers to create various designs.

However, such a rubber tile has a problem that the static electricity generated by the electrical insulation properties of the rubber, that is, high electrical resistance. In addition, there is a problem that does not satisfy the environmentally friendly building materials regulations due to lack of flame retardant and heat resistance.

In addition, Korean Patent Publication No. 10-0310985 (name of the invention: antistatic rubber tile composition) and Korean Patent Publication No. 10-0454312 (name of the invention: rubber tile composition excellent in flame retardancy) is disclosed.

According to the disclosed literature, it has properties such as antistatic properties and residual deformation properties, which are important physical properties to be provided as rubber flooring materials, and excellent wear resistance and flame retardancy, and beautiful appearance and various colors.

However, there is still a problem that the slip prevention function is not enough and also has a component that is combined with the floor, as well as the foot of the pedestrian, the floor and slip occurs. In addition, there is a problem that is difficult to maintain and inconvenient while causing waste of airborne installation due to fixing to the floor using a separate adhesive.

Republic of Korea Patent Publication No. 10-1996-0029050 (name of the invention: tiles using waste tires) Republic of Korea Patent Publication No. 10-2000-0017705 (Name of the invention: rubber tiles manufactured using waste tire rubber powder and its manufacturing method) Republic of Korea Patent Publication No. 10-0570090 (Invention name: Manufacturing method of a multi-colored pattern rubber tile using an unvulcanized rubber chip) Republic of Korea Patent Publication No. 10-1029891 (Invention name: Manufacturing method of rubber tile using laminated color rubber chip) Republic of Korea Patent Publication No. 10-0310985 (Invention name: antistatic rubber tile composition) Republic of Korea Patent Publication No. 10-0454312 (Invention name: rubber flame retardant composition excellent)

The present invention was created in order to more actively solve the above problems, to form a tile based on silicon that can realize human-friendly and colorful colors and patterns, and then form a structural floor with its own physical properties of silicon. It provides high hardness eco-friendly silicone tiles for building flooring that can be expected to provide excellent anti-static function, wear resistance and flame retardancy while guaranteeing pedestrian safety and ease of installation by realizing the function of fixing with and anti-slip of pedestrians at the same time. There is this.

In order to achieve the above problems, the configuration of the high hardness eco-friendly silicon tile for building flooring proposed in the present invention is as follows.

The high hardness eco-friendly silicone tile for building flooring is in the flooring tile of building: Silicon tile pad having a set size according to the standard and formed to a thickness of 4 mm or more, and applied to the outer surface of the tile pad with a thickness of 10 to 100 μm. Comprising a urethane coating layer, the top tile pad is integrally protruded on the bottom surface to support the grid-like ribs to guide the bottom, and the top of the top tile pad protruding integrally to prevent the slip of the pedestrian; It is characterized by comprising.

At this time, the upper silicone tile pad according to the present invention is molded to a predetermined size by pressing the tile raw material, the main material of silicon at 160 ~ 180 ℃ 5 to 15 minutes in a mold, and vulcanized at 190 ~ 210 ℃ 230 ~ 250 minutes in an oven And hardening treatment, the above tile pad has specific gravity of 1.8 ~ 2.0, hardness of 60 Shore A, tensile strength of 8.0 ~ 9.0MPa, elongation of 240 ~ 420%, tear strength of 26 ~ 30N / mm, and shrinkage of 4.0 ~ 4.7% It is characterized by having physical properties.

In addition, the upper support rib according to the present invention protrudes in a width of 3.0mm or more and a length of 1.0mm or more, arranged at intervals of 45-50mm to partition a plurality of square or quasi-square cells, the upper cell spaced apart from the bottom The cushioning function absorbs the pedestrian load by the space and the suction function is performed by vacuum due to the sealing with the bottom surface.

In addition, the upper friction projection according to the present invention is a circular or angular profile having an area of 70 ~ 80 mm2 is formed in a dome shape, it is distributed in the same row and column spacing to have an area of 19 to 20% of the area of the tile pad. It features.

In addition, the upper friction projection according to the present invention is a circular or square profile having an area of 7.0 ~ 8.0 ㎜ on the surface is formed in a dome shape, distributed in the same row and column intervals to have an area of 17 to 18% of the area of the friction projection. It is characterized in that the auxiliary projection is further protruded integrally.

In addition, the urethane coating layer according to the present invention is mixed with any one or two or more of silver (Ag), copper (Cu), aluminum (Al) to the coating material containing the phosphorus (P) -based nonflammable material in the urethane as a main material. It is characterized in that the antistatic raw material powder pulverized a metal is mixed in a weight ratio of 1: 0.03 ~ 0.1.

In addition, the above antistatic raw material powder according to the present invention is to transform the shape of the particles from uniform spherical to crushed oval or square while grinding the metal into an air-jet dry mill to convert the size of the particles into ultra-fine particles of 0.3 ~ 5.0㎛ It is characterized by.

In addition, the urethane coating layer according to the present invention is 1.0-4.0 wt% of 1-allyl-3-methylimidazolioum chloride having both a cation and an anion in a coating material containing 99% to 96% by weight of a phosphorus (P) -based nonflammable material as a main urethane. It is characterized by the addition of.

According to the present invention having the above-described configuration, the following effects are provided.

First, the tile is formed based on silicon that can realize human-friendly and colorful colors and patterns, and the noise and vibration can be reduced by excellent buffering and sound absorption due to its own physical properties.

Second, the buffering effect of the compartmentalized cells and the adsorption action of the partitioned cell with the improvement of durability due to the support ribs can be stably fixed to the floor without adhesive, while improving the buffering properties.

Third, it can maintain the cleanliness by minimizing the adsorption of foreign substances by forming a urethane coating layer, and it is excellent in preventing static electricity by containing imidazole having both cation and anion and phosphorus-based nonflammable material without harmful halogen. You can expect performance and flame retardancy.

1 is a perspective view of the silicon tile according to the invention as a whole;
Figure 2 is a plan view showing the bottom portion of the silicon tile according to the present invention.
3 is a cross-sectional view showing the action of the silicon tile according to the present invention.
Figure 4 is a plan view showing a top portion of the silicon tile according to the present invention.
5 and 6 are perspective views showing a silicon tile according to a variant of the present invention.
7 to 9 are ROHS test report of the silicon tile according to the present invention.

Hereinafter, with reference to the accompanying drawings will be described in a batch about the configuration of the present invention and its effects, effects.

Advantages and features of the present invention, and methods for achieving them will be apparent with reference to the embodiments described below in detail with reference to the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be embodied in various different forms, and only the present embodiments are provided to make the disclosure of the present invention complete and common knowledge in the technical field to which the present invention belongs. It is provided to fully inform the person having the scope of the invention, which is defined only by the scope of the claims. And like reference numerals refer to like elements throughout the specification.

The present invention relates to a tile that is used as a flooring of a building, and as shown in FIG. 1, a solid floor for a building flooring having a main component including a silicon tile pad 10, a urethane coating layer 20, a support rib 11, and a friction protrusion 15. It is also an eco-friendly silicone tile.

The silicone tile of the present invention is based on the silicone that can create a variety of designs, human-friendly and excellent cushioning, sound absorption, and ease of installation and maintenance to improve the various problems of existing stone tiles throughout the needs of the overall consumer The main point is to be able to meet.

The silicon tile pad 10 has a predetermined size for each standard as shown in FIG. 1 and is formed to a thickness of 4 mm or more. The silicon tile pad 10 is formed of a square having a size of 200 × 200 mm and 300 × 300 mm and a rectangle having a size of 400 × 250 mm, as shown in FIGS. 2 and 4.

Of course, in addition to the set size can be made to meet the needs of the consumer, in some cases it is also possible to produce in the form of a jigsaw block having a side surface is curved or a variety of grooves and projections.

The urethane coating layer 20 is applied to the outer surface of the silicon tile pad 10 to a thickness of 10 to 100㎛. The urethane coating layer 20 serves to minimize the adsorption of foreign substances such as dust and surface hardness.

The grid support ribs 11 protrude integrally to the bottom surface of the tile pad 10 as shown in FIG. 2 to fix them from the bottom. This support rib 11 protrudes at least 3.0 mm in width and 1.0 mm in length.

Here, the support ribs 11 are arranged at intervals of 45 to 50 mm to partition a plurality of square or quasi-square cells 11a. The cell 11a performs a buffering action of absorbing a pedestrian's load by a space spaced from the bottom, and an adsorption action by a vacuum due to sealing with the bottom surface.

That is, when the tile pad 10 is installed on the floor, the support ribs 11 have a state in which the support ribs 11 are in close contact with the floor as shown in FIG. 3A. In this state, the cells 11a have air filled. When the worker or pedestrian presses on the tile pad 10, the air filled in the cell 11a is forced out to the outside as illustrated in FIG. 3B.

And the moment the pressure is released as shown in Figure 3c by restoring the original state by the elasticity of the tile pad 10, the inside of the cell (11a) is in a vacuum state, and is forced to be fixed to the bottom by the vacuum. Therefore, it is possible to install a solid without using a separate adhesive can ensure the ease of installation and stability of use.

Here, when the interval between the support ribs 11 is arranged to be 45 mm or less or 50 mm or more, proper buffering and adsorption may not be performed due to the decrease or increase in the size of the cell 11a. Do. At this time, the interval has the same meaning as the size of the cell 11a with the distance between the support ribs 11 facing each other.

The domed friction protrusion 15 protrudes integrally with the top surface of the tile pad 10 as shown in FIG. 1 to prevent slippage of the pedestrian. The friction protrusion 15 is formed in a domed shape of a circular or rectangular profile having an area of 70 ~ 80 mm 2 as shown in FIG. In other words, in order to achieve a friction and feel suitable for the average foot length of 235-260 mm, it is preferable that a 10 mm diameter circular profile having an area of 78.5 mm 2 protrudes into a 3 mm dome to contact the sole with 106.81 mm 2 area.

Here, it is important to distribute the friction protrusions 15 at the same row and column intervals so as to have an area of 19 to 20% of the area of the tile pad 10. For example, when the tile pad 10 is set to a size of 200 × 200 mm, it is preferable to uniformly distribute 100 places in which a circular profile having a diameter of 10 mm may be distributed at 19.6% of the area of the tile pad 10 40000 mm 2.

At this time, the friction protrusion 15 may further be configured to further protrude integrally the auxiliary protrusion (15a) to improve the friction and touch on the surface as shown in FIG. That is, in the case where the friction protrusion 15 is set to a 10 mm diameter circular profile, the auxiliary protrusion 15a is a 1.0 mm diameter circular profile having an area of 0.785 mm 2, which protrudes vertically into a 0.3 mm dome shape to be in contact with an area of 1.07 mm 2 or more. desirable.

Here, it is important to distribute the auxiliary protrusions 15a at the same row and column intervals so as to have an area of 17 to 18% of the area of the friction protrusions 15. Similarly, when the friction protrusion 15 is set to a 10 mm diameter circular profile, it is preferable to uniformly distribute 24 parts that can be distributed in a 1.0 mm diameter circular profile at 17.6% of the area of 106.81 mm 2 of the friction protrusion 15.

At this time, the silicon tile pad 10 of the present invention is molded to a predetermined size by pressing the tile material mainly made of silicon at 160 to 180 ℃ 5 to 15 minutes in a mold, 230 to 250 minutes at 190 ~ 210 ℃ in the oven Produced by vulcanization and curing. The tile pad 10 has a specific gravity of 1.8 to 2.0, hardness 60 Shore A, tensile strength of 8.0 to 9.0 MPa, elongation of 240 to 420%, tear strength of 26 to 30N / mm, and bow shrinkage of 4.0 to 4.7%.

Here, the tile material is preferably composed of SH5160U or SH5170U of KCC. That is, SH5160U and SH5170U are high hardness semi-transparent silicone rubbers based on silicone polymer and silica. Of course, in addition to the tile raw materials mentioned, it can also be composed of pearl silicon expressing a shiny silver pearl aesthetic.

The tile material is excellent in workability and mold release property, is a semi-transparent product, less yellowing occurs after the second curing, and has excellent resilience and mechanical properties at 60 degrees. In particular, it does not contain a heavy metal material, such as the ROHS test report attached to Figures 7 and 8 can satisfy the needs of consumers as the regulation is satisfied.

And the urethane coating layer 20 is preferably made of urethane TOP matt 5000 of the paint control Co., Ltd. Such a coating raw material does not contain heavy metal materials as in the test report attached to FIG. 9, thereby satisfying regulations and satisfying consumer desires.

On the other hand, the urethane coating layer 20 according to the present invention is any one or two or more of silver (Ag), copper (Cu), aluminum (Al) in the coating material containing a phosphorus (P) -based non-flammable material in the urethane as a main material The antistatic raw material powder obtained by grinding the mixed metal may be mixed in a weight ratio of 1: 0.03 to 0.1 and coated on the tile pad 10.

Here, the antistatic raw material powder is pulverized with an air-jet dry mill to convert the size of the particles into ultra-fine particles of 0.3 ~ 5.0㎛, and the shape of the particles may be changed from uniform sphere to crushed oval or square. In other words, the particles of the metal powder is converted into ultra-fine particles, the dispersibility is improved, and the surface of the particles is rough and widened to double the grounding function of the metal.

In addition, the urethane coating layer 20 adds 1.0-4.0 wt% of 1-allyl-3-methylimidazolioum chloride having both cations and anions to 99-96 wt% of the coating material containing phosphorus (P) -based nonflammable material to the urethane as a main material. You may.

Imidazole is a substance contained in the ionic liquid. The ionic liquid is a molten salt composed of inorganic anions of a smaller size than the organic cations of the heterocyclic structure including nitrogen.

That is, 1.0 to 4.0 wt% of imidazole is added to 99 to 96 wt% of the coating material, and then stirred at 500 to 1000 RPM, followed by application to the tile pad 10 to form the coating layer 20. In this case, for dispersibility of imidazole, it is preferable to add methyl ethyl ketone (MEK) as a solvent in a 1: 1 weight ratio to the mixture.

The silicon tile manufactured by this process has a V0 non-combustible grade which is extinguished within 2 seconds after igniting the firearm with a firearm torch, and has a 0.72 to 1.9kV charging potential and a 10 ¹⁰ Ω / cm ² to 10 ¹² / cm ² surface resistance. .

As described above, the present invention can form a tile based on silicon that can realize human-friendly and colorful colors and patterns, and can reduce noise and vibration due to its excellent physical properties due to its own physical properties. In addition, by improving the durability due to the support ribs, the buffering action of the compartmentalized cells and the adsorption action with the bottom can improve the buffering property and can be stably fixed to the floor without adhesive. In addition, by forming a urethane coating layer to minimize the adsorption of foreign substances to maintain cleanliness, the coating layer contains a metal material that performs a grounding function, imidazole having both cations and anions, and phosphorus-based non-flammable non-toxic halogen-free excellent antistatic properties You can expect flame retardancy.

10: Tile Pad 11: Support Rib
11a: cell 15: friction protrusion
15a: auxiliary protrusion 20: coating layer

Claims (4)

For floor tiles in buildings:
It is made of a silicone tile pad 10 having a set size according to the standard and formed to a thickness of 4 mm or more, and a urethane coating layer 20 coated on the outer surface of the tile pad 10 with a thickness of 10 to 100 μm,
The tile pad 10 is integrally protruded from the bottom surface of the grid support ribs 11 to guide the fixing from the bottom, and domed friction protruding integrally to the top surface of the tile pad 10 to prevent slipping of pedestrians. Projection 15;
It is made, including
The upper support ribs 11 protrude into a width of 3.0 mm or more and a length of 1.0 mm or more, are arranged at intervals of 45 to 50 mm to partition a plurality of square or quasi-square cells 11a, and the upper cell 11a is A high hardness eco-friendly silicone tile for building flooring, characterized in that the cushioning action absorbs the pedestrian load by the space spaced from the floor, and the adsorption by vacuum due to the sealing of the floor surface.
delete The method of claim 1,
The upper friction projection 15 is formed in a circular or angular profile having an area of 70 ~ 80 ㎜ in a dome shape, it is distributed in the same row and column spacing to have an area of 19 to 20% of the area of the tile pad (10). High hardness, eco-friendly silicone tiles for building flooring.
The method of claim 3,
The friction protrusion 15 has a circular or rectangular profile having an area of 7.0 to 8.0 mm2 on the surface thereof is formed in a dome shape, and is distributed in the same row and column intervals so as to have an area of 17 to 18% of the area of the friction protrusion 15. High hardness eco-friendly silicone tile for building floors, characterized in that the auxiliary protrusion (15a) is further protruded integrally.

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