KR101011180B1 - A finishing method of concrete floor exposed to humid environment or chemicals - Google Patents
A finishing method of concrete floor exposed to humid environment or chemicals Download PDFInfo
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- KR101011180B1 KR101011180B1 KR1020100105036A KR20100105036A KR101011180B1 KR 101011180 B1 KR101011180 B1 KR 101011180B1 KR 1020100105036 A KR1020100105036 A KR 1020100105036A KR 20100105036 A KR20100105036 A KR 20100105036A KR 101011180 B1 KR101011180 B1 KR 101011180B1
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5024—Silicates
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
- E04F15/08—Flooring or floor layers composed of a number of similar elements only of stone or stone-like material, e.g. ceramics, concrete; of glass or with a top layer of stone or stone-like material, e.g. ceramics, concrete or glass
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
- C04B14/066—Precipitated or pyrogenic silica
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/26—Carbonates
- C04B14/28—Carbonates of calcium
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/4505—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application
- C04B41/4535—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application applied as a solution, emulsion, dispersion or suspension
- C04B41/4543—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements characterised by the method of application applied as a solution, emulsion, dispersion or suspension by spraying, e.g. by atomising
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- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Floor Finish (AREA)
Abstract
Description
본 발명은 콘크리트 바닥면의 마감 처리 방법에 관한 것으로서, 습한 환경이나, 화공약품 등에 노출되어 있는 콘크리트 바닥면의 마감 처리 방법에 관한 것이다.The present invention relates to a method for finishing the concrete floor surface, and to a method for finishing the concrete floor surface exposed to a humid environment, chemicals and the like.
건축물의 바닥면은 건물의 가치를 결정하는 중요한 요인이며, 사용 용도에 알맞은 마감 방법이 필요하다.The floor of the building is an important factor in determining the value of the building, and a finishing method suitable for the purpose of use is required.
사용 빈도가 높고, 가혹한 환경에서 사용되는 콘크리트 바닥면에는 주로 에폭시(epoxy), 컬러 하드너(color hardner), 액상 하드너(liquid hardner)를 적용하여 왔다.Epoxy, color hardner, and liquid hardner have been mainly applied to concrete floors that are frequently used and used in harsh environments.
이중 에폭시는 습기와 같은 다양한 원인에 의하여 마감제의 탈착과 마모가 쉬운 문제점이 있고, 화재 시 유독 가스가 발생하며, 휘발성 유기 화합물(VOC) 등의 유해 물질이 방출되어 인체에 유독할 뿐만 아니라 환경 오염의 원인이 된다.The double epoxy has a problem of easy removal and abrasion of the finish due to various causes such as moisture, toxic gas is generated in the fire, and harmful substances such as volatile organic compounds (VOC) are released, which is not only toxic to human body but also environmental pollution. Cause.
또한, 컬러 하드너의 경우에는 시공상 발생하는 하자의 추가적인 보수가 어렵고, 시공 후 미관이 좋지 않으며, 먼지가 발생하는 문제점이 있다.In addition, in the case of the color hardener, it is difficult to further repair the defects generated during construction, poor appearance after construction, and there is a problem in that dust is generated.
또한, 액상 하드너는 미관이 좋지 아니하며, 다양한 색상의 연출에 한계를 가지고 있다.In addition, the liquid hardener has a poor aesthetics, and has a limitation in the production of various colors.
본 발명은 상기와 같은 종래 기술의 문제점을 해결하기 위하여 안출된 것으로서, 본 발명에서 해결하고자 하는 과제는 종래의 콘크리트 바닥면의 마감 처리 방법의 문제점을 근본적으로 해결하기 위한 것으로서, 특히 습한 환경이나 화공 약품 등에 노출되어 있는 콘크리트 바닥면의 마감 처리 방법을 제공하고자 하는 것이다.The present invention has been made to solve the problems of the prior art as described above, the problem to be solved in the present invention is to fundamentally solve the problem of the conventional method for finishing the concrete floor surface, in particular a humid environment or chemical engineering It is to provide a method of finishing the concrete floor surface exposed to chemicals.
상기와 같은 과제를 해결하기 위하여,In order to solve the above problems,
본 발명은 다음의 단계들을 포함하는 것을 특징으로 하는 콘크리트 바닥면의 마감 처리 방법을 제공한다:The present invention provides a method for finishing a concrete floor, comprising the following steps:
(1) 표면연삭기를 이용하여 콘크리트 바닥면의 이물질을 제거하는 단계;(1) removing foreign substances on the concrete floor surface using a surface grinding machine;
(2) 콘크리트 바닥의 흠집에 물과 혼합된 흠집 보수용 조성물을 콘크리트 바닥면보다 높게 투입하여 양생 후 흠집 보수용 조성물이 투입된 흠집면과 콘크리트 바닥면이 같은 높이가 되도록 돌출된 흠집면을 제거하는 단계;(2) removing the scratch surface protruded so that the scratch repair surface mixed with water is higher than the concrete floor surface after curing and the projected scratch surface to be flush with the concrete floor surface. ;
(3) 중성화 방지용 조성물을 물과 교반하여 콘크리트 바닥면에 골고루 분사하여 콘크리트 바닥면에 유리면이 형성되면 물로 유리면을 제거시키고 양생시키는 단계;(3) stirring the neutralizing composition with water and spraying evenly on the concrete floor surface to remove the glass surface with water and curing if the glass surface is formed on the concrete floor surface;
(4) 색상 안료를 콘크리트 바닥면에 분사하여 착색시키는 단계; 및(4) spraying color pigments onto the concrete floor to color; And
(5) 표면층 코팅용 조성물을 콘크리트 바닥면에 분사하여 양생시키는 단계.(5) curing by spraying the composition for coating the surface layer on the concrete floor.
상기 흠집 보수용 조성물은 백색시멘트 30~50중량%, 일반시멘트 5~15중량%, 탄산칼슘 40~60중량% 및 팽창제 0.0001~0.01중량%를 포함하는 것이 바람직하다.The scratch repair composition preferably includes 30 to 50% by weight of white cement, 5 to 15% by weight of general cement, 40 to 60% by weight of calcium carbonate and 0.0001 to 0.01% by weight of expanding agent.
상기 중성화 방지용 조성물은 Na2O 6~9중량%, SiO2 28~30중량%, K 1~4중량%, Fe2O3 0.01~0.05중량%, 계면활성제 0.02~0.05중량% 및 나머지 물 포함하는 것이 바람직하다.The anti-neutralization composition includes Na 2 O 6-9% by weight, SiO 2 28-30% by weight, K 1-4% by weight, Fe 2 O 3 0.01-0.05% by weight, surfactants 0.02-0.05% by weight and the remaining water It is desirable to.
상기 표면층 코팅용 조성물은 디메틸트리메톡시실란 4~5중량%, 콜로이달 실리카 72~75중량%, H2O 15~18중량% 및 무기충진제 5~6중량%를 포함하는 것이 바람직하다.The surface layer coating composition preferably comprises 4 to 5% by weight of dimethyltrimethoxysilane, 72 to 75% by weight of colloidal silica, 15 to 18% by weight of H 2 O and 5 to 6% by weight of inorganic filler.
본 발명의 콘크리트 바닥면의 마감 처리 방법에 따르면, 콘크리트 바닥면의 흠집을 보수할 수 있으며, 콘크리트를 조면 처리하고 착색된 안료를 콘크리트와 반영구적으로 결합시키고, 콘크리트 내부에 알칼리 성분을 공급함으로써 알칼리 골재 화 반응에 의하여 콘크리트를 강화시키고 콘크리트의 중성화를 방지할 뿐만 아니라, 콘크리트 바닥의 먼지 발생을 방지하고 내구성을 증대시키며 작업장의 환경에 맞는 콘크리트 바닥면의 색상의 연출과 빛 반사도를 조절할 수 있고, 친환경 소재를 사용함으로써 화재시 유독 가스의 배출이 없는 우수한 효과를 가진다. According to the finishing method of the concrete floor surface of the present invention, it is possible to repair the scratches on the concrete floor surface, roughening the concrete, and combine the pigment pigment semi-permanently with the concrete, alkali aggregate by supplying the alkali component inside the concrete It not only reinforces concrete and prevents neutralization of concrete by the reaction, but also prevents the occurrence of dust on the concrete floor, increases durability, and adjusts the color rendition and light reflectivity of the concrete floor to suit the environment of the workplace. By using the material, it has an excellent effect without the emission of toxic gas in case of fire.
도 1은 콘크리트 흠집면을 흠집 보수용 조성물로 처리한 사진이고,
도 2는 중성화 방지용 조성물을 물과 혼합하여 분무하는 모습의 사진이고,
도 3은 색상 안료를 분무하는 모습의 사진이고,
도 4는 표면층 코팅용 조성물을 분무하여 코팅층이 형성된 모습의 사진이다.1 is a photograph of a concrete scratch surface treated with a scratch repair composition,
Figure 2 is a photograph of the sprayed by mixing the composition for preventing neutralization with water,
3 is a photograph of the appearance of spraying a color pigment,
Figure 4 is a photograph of the coating layer is formed by spraying the composition for coating the surface layer.
이하, 본 발명을 상세하게 설명한다.EMBODIMENT OF THE INVENTION Hereinafter, this invention is demonstrated in detail.
본 발명은 다음의 단계들을 포함하는 것을 특징으로 하는 콘크리트 바닥면의 마감 처리 방법을 제공한다:The present invention provides a method for finishing a concrete floor, comprising the following steps:
(1) 표면연삭기를 이용하여 콘크리트 바닥면의 이물질을 제거하는 단계;(1) removing foreign substances on the concrete floor surface using a surface grinding machine;
(2) 콘크리트 바닥의 흠집에 물과 혼합된 흠집 보수용 조성물을 콘크리트 바닥면보다 높게 투입하여 양생 후 흠집 보수용 조성물이 투입된 흠집면과 콘크리트 바닥면이 같은 높이가 되도록 돌출된 흠집면을 제거하는 단계;(2) removing the scratch surface protruded so that the scratch repair surface mixed with water is higher than the concrete floor surface after curing and the projected scratch surface to be flush with the concrete floor surface. ;
(3) 중성화 방지용 조성물을 물과 교반하여 콘크리트 바닥면에 골고루 분사하여 콘크리트 바닥면에 유리면이 형성되면 물로 유리면을 제거시키고 양생시키는 단계;(3) stirring the neutralizing composition with water and spraying evenly on the concrete floor surface to remove the glass surface with water and curing if the glass surface is formed on the concrete floor surface;
(4) 색상 안료를 콘크리트 바닥면에 분사하여 착색시키는 단계; 및(4) spraying color pigments onto the concrete floor to color; And
(5) 표면층 코팅용 조성물을 콘크리트 바닥면에 분사하여 양생시키는 단계.(5) curing by spraying the composition for coating the surface layer on the concrete floor.
단계 (1)은 콘크리트 바닥면의 이물질을 표면연삭기를 사용하여 깨끗히 하는 단계로서, 상기 표면연삭기는 특별히 한정되지는 않으나, 다이아몬드레진 패드 #50을 사용하는 것이 바람직하다.Step (1) is a step of cleaning the foreign material of the concrete floor surface using a surface grinding machine, the surface grinding machine is not particularly limited, it is preferable to use diamond resin pad # 50.
이러한 표면 처리로서 콘크리트 표면에 처리되는 본 발명의 조성물에 함유된 성분들의 침투를 방해하는 이물질들을 충분히 제거할 수 있다.Such surface treatment can sufficiently remove foreign substances that hinder the penetration of components contained in the composition of the present invention treated on the concrete surface.
단계 (2)는 이물질이 제거된 콘크리트 바닥면의 흠집이 난 부분을 보수하는 단계이다.Step (2) is to repair the scratched portion of the concrete floor surface from which the foreign matter is removed.
상기 흠집 보수용 조성물은 백색시멘트 30~50중량%, 일반시멘트 5~15중량%, 탄산칼슘 40~60중량% 및 팽창제 0.0001~0.01중량%를 포함하는 것이 바람직하다.The scratch repair composition preferably includes 30 to 50% by weight of white cement, 5 to 15% by weight of general cement, 40 to 60% by weight of calcium carbonate and 0.0001 to 0.01% by weight of expanding agent.
상기 성분들은 사용되는 환경에 따라 그 함량을 다소 조절 가능하며, 요구하는 색상에 따라 일반 시멘트를 더 첨가할 수도 있다. 팽창제로는 알루미늄을 사용할 수 있다.The components can be adjusted slightly depending on the environment used, and may be added to the general cement according to the color required. Aluminum may be used as the expanding agent.
이러한 조성물은 팽창성이 있으므로 콘크리트와 완벽한 결합을 이루게 된다.Such a composition is expandable and thus is in perfect bond with concrete.
상기 단계 (2)를 상술하면, 먼저 솔을 이용하여 흠집이 있는 보수면에 존재하는 먼지와 각종 이물질들을 제거한다.Referring to the step (2) in detail, first, using a brush to remove dust and various foreign matter present on the scratched surface.
다음으로 상기 흠집 보수용 조성물을 물과 교반한 후, 보수면에 투입한다. 이때 투입되는 물과 혼합된 흠집 보수용 조성물은 주변의 콘크리트 바닥면보다 조금 더 높게 투입하는 것이 바람직하다. 상기 조성물과 물의 혼합 비율은 사용 상태에 따라 조절 가능하며 바람직하게는 상기 조성물 100중량부에 대하여 물 10~1000중량부이다.Next, the above-mentioned scratch repair composition is stirred with water and then charged into the repair surface. At this time, the composition for repairing scratches mixed with water to be added is preferably a little higher than the surrounding concrete floor. The mixing ratio of the composition and water can be adjusted according to the use state, and preferably 10 to 1000 parts by weight of water based on 100 parts by weight of the composition.
다음으로 충분한 시간, 바람직하게는 30분 이상 양생한 후, 보수면 주변의 콘크리트 바닥면보다 높이 올라온 보수면을 바닥면과 동일한 높이가 되게 제거한다.Next, after curing for a sufficient time, preferably 30 minutes or more, the repair surface raised higher than the concrete floor surface around the repair surface is removed to the same height as the floor surface.
단계 (3)은 콘크리트의 중성화를 방지하는 단계이다.Step (3) is to prevent the neutralization of the concrete.
상기 중성화 방지용 조성물은 Na2O 6~9중량%, SiO2 28~30중량%, K 1~4중량%, Fe2O3 0.01~0.05중량%, 계면활성제 0.02~0.05중량% 및 나머지 물을 포함하는 것이 바람직하다.The anti-neutralization composition is Na 2 O 6 ~ 9% by weight, SiO 2 28 ~ 30% by weight, K 1 ~ 4% by weight, Fe 2 O 3 0.01 ~ 0.05% by weight, surfactant 0.02 ~ 0.05% by weight and the remaining water It is preferable to include.
상기 조성물 중 SiO2는 콘크리트와 결합하여 콘크리트 알칼리 골재화 반응을 통하여 콘크리트의 중성화를 방지하고, 콘크리트의 강도를 강화시켜며, 계면활성제는 표면 장력을 줄여 중성화 방지용 조성물의 각 성분의 콘크리트로의 침투를 돕는 작용을 한다.In the composition, SiO 2 is combined with concrete to prevent the neutralization of concrete through the concrete alkali aggregate reaction, to strengthen the strength of the concrete, the surfactant reduces the surface tension to penetrate each component of the composition to prevent the neutralization To help.
상기 조성물의 비중(20℃)은 1.380 이상이다.The specific gravity (20 ° C.) of the composition is at least 1.380.
상기 조성물의 분무량은 사용 환경에 따라 조절될 수 있으나, 210kg/cm2 하중의 콘크리트 바닥면의 m2 당 0.2L를 반복적으로 분무하는 것이 바람직하다.The spray amount of the composition can be adjusted according to the use environment, it is preferable to spray repeatedly 0.2L per m 2 of the concrete floor surface of 210kg / cm 2 load.
분무 과정에서 콘크리트 바닥면에 유리면이 형성되면 분무를 중단하고 물로 유리면을 제거하고 약 1일간 양생한다.If the glass surface is formed on the concrete floor during the spraying process, stop spraying, remove the glass surface with water and cure for about 1 day.
단계 (4)는 콘크리트 바닥면에 색상을 도입하는 단계이다.Step (4) is the step of introducing color to the concrete floor.
이 단계는 색상 안료가 콘크리트에 분무되는 즉시 흡수되어야 하기 때문에 콘크리트는 충분히 건조된 상태이어야 한다.This step requires that the concrete be sufficiently dry because the color pigments must be absorbed as soon as they are sprayed into the concrete.
색상 안료는 콘크리트 바닥으로의 흡수력을 증가시키기 위하여 나노 피크멘트를 사용하는 것이 바람직하다. 입자 크기는 바람직하게는 100~150nm이다.The color pigments preferably use nano peakments to increase the absorption into the concrete floor. The particle size is preferably 100 to 150 nm.
분무시 가능한 미세하게 분무될 수 있도록 저압의 분무기를 사용하는 것이 바람직하며, 분무 후 안료가 콘크리트에 충분히 흡수될 수 있도록 적어도 3시간 이상 양생하는 것이 바람직하며, 1일 이상 양생하는 것이 보다 바람직하다.It is preferable to use a low pressure atomizer so that it can be sprayed as fine as possible when spraying, and it is preferable to cure at least three hours or more, and more preferably one or more days, so that the pigment can be sufficiently absorbed into the concrete after the spraying.
분무가 완성되더라도 추가적으로 필요한 부분에 분무를 실시할 수도 있다.Even if spraying is completed, spraying may be additionally performed where necessary.
단계 (5)는 콘크리트 표면이 원하는 색상과 광택을 나타내게 하기 위한 코팅 처리 단계이다.Step (5) is a coating treatment step to give the concrete surface the desired color and gloss.
상기 표면층 코팅용 조성물은 디메틸트리메톡시실란 4~5중량%, 콜로이달 실리카 72~75중량%, H2O 15~18중량% 및 무기충진제 5~6중량%를 포함하는 것이 바람직하다. The surface layer coating composition preferably comprises 4 to 5% by weight of dimethyltrimethoxysilane, 72 to 75% by weight of colloidal silica, 15 to 18% by weight of H 2 O and 5 to 6% by weight of inorganic filler.
상기 조성물은 물과 혼합하여 사용하며, 사용 환경에 따라 배합 비율을 조절할 수 있다. 바람직하게는 상기 조성물 100중량부에 대하여 물 10~1000중량부이다.The composition is used by mixing with water, it is possible to adjust the blending ratio according to the use environment. Preferably it is 10-1000 weight part of water with respect to 100 weight part of said compositions.
상기 조성물은 콘크리트와의 접촉과 동시에 콘크리트에 침투되며, 저압의 분무기 또는 로울러를 사용하여 코팅하는 것이 바람직하다.The composition penetrates the concrete simultaneously with contact with the concrete, and is preferably coated using a low pressure sprayer or roller.
코팅량은 사용 환경에 따라 조절 가능하지만, 5m2/L로 분무하는 것이 바람직하다.The coating amount can be adjusted according to the use environment, but spraying at 5 m 2 / L is preferable.
표면층 코팅용 조성물은 무기질 성분으로서 일부분이 외부 충격으로 인한 손상이 발생하여도 다른 마감제와는 달리 단일의 분자 구조 특성으로 손상이 다른 부분으로 전이 또는 추가되는 문제가 발생하지 않는 특징을 갖는다. 또한, 침투성이 뛰어날 뿐만 아니라 물과 기름에 대한 저항성이 있어 습기나 기름이 있는 장소에서도 시공이 가능하다.The composition for coating the surface layer is a mineral component, which has a feature that does not cause a problem that the damage is transferred or added to other parts due to a single molecular structure characteristic unlike other finishes even when damage occurs due to an external impact. In addition, it is excellent in permeability and resistant to water and oil, so it can be installed in places with moisture or oil.
분무 후 양생은 바람직하게는 3일 이상 수행한다.Curing after spraying is preferably carried out for at least 3 days.
이상과 같은 여러 단계에 따라 형성된 콘크리트 바닥면은 미관이 개선되고, 콘크리트 강화를 통한 내구성의 증대로 경제성이 확보되며, 쾌적한 환경을 제공할 수 있다.Concrete floor surface formed in accordance with the various steps as described above is aesthetics is improved, economics are secured by increasing the durability through the reinforced concrete, it can provide a comfortable environment.
이하, 실시예를 통하여 본 발명을 더욱 상세하게 설명한다.Hereinafter, the present invention will be described in more detail by way of examples.
[[ 실시예Example ]]
1. 콘크리트 바닥면의 흠집 보수1. Repair of scratches on concrete floor
다이아몬드레진 패드 #50을 부착한 표면연삭기를 사용하여 콘크리트 바닥면을 연삭하고, 흠집이 있는 부분을 솔을 사용하여 이물질들을 깨끗히 제거하였다.The concrete floor was ground using a surface grinder attached with Diamond Resin Pad # 50, and the scratched parts were cleaned with a brush to remove foreign substances.
다음으로, 본 발명의 흠집 보수용 조성물을 물과 1:1의 부피비로 교반한 후, 흠집 부분에 주변보다 높이 올라오게 투입하였다.Next, the composition for repairing scratches of the present invention was stirred at a volume ratio of 1: 1 with water, and then charged to the scratched portion higher than the surroundings.
1시간 동안 양생한 후, 연삭기를 이용하여 높이 올라온 보수면을 주변 콘크리트 바닥면과 동일한 높이가 되게 제거하였다.After curing for 1 hour, using a grinding machine, the raised surface was removed to be at the same height as the surrounding concrete floor surface.
보수가 완성된 상태를 도 1에 나타내었다.The state in which the repair is completed is shown in FIG. 1.
2. 중성화 방지층 형성2. Formation of anti-neutralization layer
보수가 완성된 콘크리트 바닥면에 중성화 방지용 조성물을 물과 1:1의 부피비로 혼합하여 콘크리트 바닥면 m2당 0.2L로 분무하였다(도 2).The neutralization prevention composition was mixed with water at a volume ratio of 1: 1 on the concrete bottom surface of which the repair was completed, and sprayed at 0.2 L per m 2 of the concrete floor surface (FIG. 2).
분무 중 유리면이 형성되는 것을 확인하고, 물로 콘크리트 바닥을 세척한 후 1일 동안 양생하였다. It was confirmed that the glass surface was formed during spraying, and the concrete floor was washed with water and cured for 1 day.
3. 색상 3. Color 안료층의Pigment layer 형성 formation
연삭된 콘크리트 바닥면을 충분히 건조시키고, 콘크리트 바닥면 m2당 0.03L로 안료를 분사하였다(도 3). The ground concrete floor was sufficiently dried and sprayed with pigment at 0.03 L per m 2 of concrete floor surface (FIG. 3).
분사 후 안료가 충분히 접착할 수 있도록 1일 동안 양생하였다.After spraying, the pigments were cured for 1 day to sufficiently adhere the pigments.
4. 표면층 형성4. Surface layer formation
안료가 접착된 후, 물과 1:1의 부피비로 혼합된 표면층 코팅용 조성물 1L당 콘크리트 바닥면 5m2로 분무하였다. 분무 후 3일 동안 양생하였다(도 4).After the pigments were adhered, they were sprayed with 5 m 2 of concrete bottom surface per 1 L of the composition for coating the surface layer mixed in a volume ratio of 1: 1 with water. Cured for 3 days after spraying (FIG. 4).
Claims (4)
(1) 표면연삭기를 이용하여 콘크리트 바닥면의 이물질을 제거하는 단계;
(2) 콘크리트 바닥의 흠집에 물과 혼합된 흠집 보수용 조성물을 콘크리트 바닥면보다 높게 투입하여 양생 후 흠집 보수용 조성물이 투입된 흠집면과 콘크리트 바닥면이 같은 높이가 되도록 돌출된 흠집면을 제거하는 단계;
(3) 중성화 방지용 조성물을 물과 교반하여 콘크리트 바닥면에 골고루 분사하여 콘크리트 바닥면에 유리면이 형성되면 물로 유리면을 제거시키고 양생시키는 단계;
(4) 색상 안료를 콘크리트 바닥면에 분사하여 착색시키는 단계; 및
(5) 표면층 코팅용 조성물을 콘크리트 바닥면에 분사하여 양생시키는 단계.A method of finishing a concrete floor comprising the following steps:
(1) removing foreign substances on the concrete floor surface using a surface grinding machine;
(2) the step of removing the scratch surface protruded so that the scratch surface and the concrete floor surface is put in the same height after the curing by injecting the scratch repair composition mixed with water to the scratches of the concrete floor higher than the concrete floor surface. ;
(3) stirring the neutralizing composition with water and spraying evenly on the concrete floor surface to remove the glass surface with water and curing if the glass surface is formed on the concrete floor surface;
(4) spraying color pigments onto the concrete floor to color; And
(5) curing by spraying the composition for coating the surface layer on the concrete floor.
상기 흠집 보수용 조성물은 백색시멘트 30~50중량%, 일반시멘트 5~15중량%, 탄산칼슘 40~60중량% 및 팽창제 0.0001~0.01중량%를 포함하는 것을 특징으로 하는 콘크리트 바닥면의 마감 처리 방법.The method of claim 1,
The scratch repair composition is 30 to 50% by weight of white cement, 5 to 15% by weight of general cement, 40 to 60% by weight of calcium carbonate and 0.0001 to 0.01% by weight of expanding agent, the finishing method of the concrete floor surface .
상기 중성화 방지용 조성물은 Na2O 6~9중량%, SiO2 28~30중량%, K 1~4중량%, Fe2O3 0.01~0.05중량%, 계면활성제 0.02~0.05중량% 및 나머지 물을 포함하는 것을 특징으로 하는 콘크리트 바닥면의 마감 처리 방법. The method of claim 1,
The anti-neutralization composition is Na 2 O 6 ~ 9% by weight, SiO 2 28 ~ 30% by weight, K 1 ~ 4% by weight, Fe 2 O 3 0.01 ~ 0.05% by weight, surfactant 0.02 ~ 0.05% by weight and the remaining water Finishing method of concrete floor surface comprising a.
상기 표면층 코팅용 조성물은 디메틸트리메톡시실란 4~5중량%, 콜로이달 실리카 72~75중량%, H2O 15~18중량% 및 무기충진제 5~6중량%를 포함하는 것을 특징으로 하는 콘크리트 바닥면의 마감 처리 방법. The method of claim 1,
The surface layer coating composition is 4 to 5% by weight of dimethyltrimethoxysilane, 72 to 75% by weight of colloidal silica, 15 to 18% by weight of H 2 O and 5 to 6% by weight of inorganic filler How to finish the floor.
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| KR100559150B1 (en) | 2004-09-25 | 2006-03-10 | 백종명 | Composition with nano level inorganic polymer for repairing crevis on concrete structure |
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