KR100827622B1 - Cement composite for finishing a concrete flat comprising a polymer resin and inorganic pigment, and method for constructing concrete using the same - Google Patents

Cement composite for finishing a concrete flat comprising a polymer resin and inorganic pigment, and method for constructing concrete using the same Download PDF

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KR100827622B1
KR100827622B1 KR1020070005679A KR20070005679A KR100827622B1 KR 100827622 B1 KR100827622 B1 KR 100827622B1 KR 1020070005679 A KR1020070005679 A KR 1020070005679A KR 20070005679 A KR20070005679 A KR 20070005679A KR 100827622 B1 KR100827622 B1 KR 100827622B1
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weight
parts
cement
polymer resin
acrylate
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박훈웅
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(주)제이엠친환경건설
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use 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
    • C04B14/02Granular materials, e.g. microballoons
    • C04B14/04Silica-rich materials; Silicates
    • C04B14/06Quartz; Sand
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B14/00Use 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
    • C04B14/38Fibrous materials; Whiskers
    • C04B14/48Metal
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B24/00Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
    • C04B24/24Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements

Abstract

A wall finishing cement and a method of constructing cement using the same are provided to inhibit crack, peel off casting, flowing of environmental hormone by organic solvent and dust emission in a constructed wall finishing cement by employing polymeric resin and inorganic colorant in the cement. A wall finishing cement comprises: 70-90 parts by weight of cement powder mixture comprising white cement, alumina cement, calcium carbonate, gypsum, silica sand, powder antifoam, methylcellulose coagulation agent, neopentylglycolic moisturizer, superplasticizer and flow improver; 15-30 parts by weight of acrylic polymeric resin; and 8-25 parts by weight of inorganic colorant which is ZnO2 or Fe2O3. The acrylic polymeric resin is selected from methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, n-butyl acrylate, sec-butyl acrylate, isobutyl acrylate, tert-butyl acrylate or cyclohexyl acrylate. A method of constructing cement using the wall finishing cement comprises steps of: treating a concrete construct(10) in a particulate removal process, treating the surface and coating primer(20) on the surface; and coating the wall finishing cement(30) homogeneously on the coated primer.

Description

Cement composite for finishing a concrete flat comprising a polymer resin and inorganic pigment, and method for constructing concrete using the same

1 is a structural cross-sectional view of concrete treated with a floor finish using a cement composition for floor finishing containing a polymer resin and an inorganic pigment according to the present invention.

The present invention relates to a cement composition for a floor finishing treatment comprising a polymer resin and an inorganic pigment, and more particularly, a polymer comprising an cement polymer mixture and an acrylic polymer emulsion containing an acrylic polymer resin and an inorganic pigment. It relates to a cement composition for floor finishing containing a resin and an inorganic pigment.

In general, concretes such as parking lots, factories, distribution centers, public facilities, stores, restaurants, offices, and the like are constructed in the order of surface treatment, dust collection, maintenance, primer, mortar dope, curing, and penetration reaction coating.

The general concrete construction method as described above is a problem such as cracking, peeling phenomenon, period and crater phenomenon, horizontal failure or environmental hormone leakage by applying the cement in the final step after applying the cement and finishing the floor using an organic solvent such as paint Generated. The causes of such problems are as follows.

Crack formation is caused by rapid moisture evaporation due to direct sunlight, poor surface treatment and concrete cracking, and freezing after construction of concrete and floor finishes.

Peeling phenomenon is caused by poor surface treatment of dirt, dust, etc. during floor surface treatment, freezing before curing, humidity of the lower body sphere, moisture absorption, insufficient surface strength or surface aging.

Period and crater phenomena are caused by foaming due to water absorption from the mother due to poor coating or drying.

Horizontal defects are caused by external spills or lack of quantitative construction of concrete mixtures or flooring mixtures, or poor surface leveling.

In order to solve the above problems, various techniques have been studied to solve the above problems by adding a dispersant, a waterproofing agent, an organic copolymer to a cement mixture, or recycling waste cement, but these causes are still not solved. Remains a problem

An object of the present invention to solve the above problems is to reduce the peeling phenomenon of the cement layer and the finishing layer, and to prevent environmental hormone leakage and dust generation due to the use of organic solvents and epoxy resin, such as paint, It is intended to provide a cement composition for the floor finishing treatment comprising a polymer resin and an inorganic pigment with improved compressive strength, water retention and flowability, and a construction method of a flooring material using the cement composition.

The present invention for achieving the above object relates to a cement composition for a floor finishing treatment comprising a polymer resin and an inorganic pigment, more specifically, by mixing an acrylic polymer emulsion composed of a cement powder mixture, an acrylic polymer resin and an inorganic pigment. The present invention relates to a cement composition for floor finishing comprising a polymer resin and an inorganic pigment, and a construction method of finishing the floor using the cement composition.

Hereinafter, the present invention will be described in more detail.

The present invention comprises 70 to 90 parts by weight of the cement powder mixture, 15 to 30 parts by weight of acrylic polymer resin, and 8 to 25 parts by weight of inorganic pigment.

The acrylic polymer resin is used 15 to 30 parts by weight, when used in less than 15 parts by weight, the compressive strength of the cement is weakened may cause cracks, when using more than 30 parts by weight may be reduced smoothness and may not be mixed.

In addition, an inorganic pigment of zinc oxide (ZnO 2 ) or ferric oxide (Fe 2 O 3 ) is used in an amount of 8 to 25 parts by weight. When 8 parts by weight or less is used, colors such as green or yellow on cement are not uniform. In addition, when 25 parts by weight or more are used, the compressive strength of the cement is weakened, and cracks may occur.

The cement powder mixture may be composed of white cement, alumina cement, calcium carbonate, chief solid, silica sand, powder defoamer, methyl cellulose coagulant, neopentyl glycol humectant, high fluidizing agent and flow improving agent.

The acrylic polymer resin is methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, n-butyl acrylate, secondary-butyl acrylate, isobutyl acrylate, tert-butyl acrylate or cyclohexyl acrylate. Either one can be selected.

delete

The inorganic pigment is preferably selected from zinc oxide (ZnO 2 ) or ferric oxide (Fe 2 O 3 ).

The powder antifoaming agent is preferably a polyether modified polysiloxane resin or a dimethyl polysiloxane resin.

The high fluidizing agent is preferably polycarboxylate.

The flow improving agent is preferably hard silicic anhydride or hydrous silicon dioxide.

In another aspect, the present invention is characterized by a construction method for finishing the floor using the cement composition.

In more detail, it will be described with reference to the structural cross-sectional view of the concrete treated with the floor finishing using a cement composition for floor finishing containing the polymer resin and inorganic pigment shown in FIG.

The surface of the concrete structure 10 is treated by a dust collecting process, and then the primer 20 is applied, and the cement composition 30 for floor finishing treatment containing the acrylic polymer resin and the inorganic pigment according to the present invention is uniformly once or twice. Apply.

Hereinafter, the present invention will be described in more detail with reference to Examples, Comparative Examples, and Experimental Examples.

Example 1-1

45 parts by weight of back cement (Hannam, Baek cement), 4.5 parts by weight of alumina cement (Hyeonam), 7.5 parts by weight of calcium carbonate (Hyunam), 1.5 parts by weight of anhydrous gypsum (Hannam, grout GP600), silica sand (Namwang) Silica sand) 42 parts by weight, powder defoamer (Hyunam, NOPCO PD # 1) 0.15 parts by weight, methyl cellulose coagulant (concentrated aqua, AQUA # 501MK) 0.025 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 0.5 Ball milling machine, 75 parts by weight of cement powder mixture consisting of 0.75 parts by weight of a high fluidizing agent (Hyeonam, Melment F-10) and 0.015 parts by weight of a flow improving agent (Hyeonam, AR 8882) (MS Eye, MSI-3300) -TYPE) was ground and compounded at 1,000 rpm for 1 hour. 38 parts by weight of an acry-based polymer emulsion composed of 18 parts by weight of an acrylic polymer resin (SA-120, SA-120) and 9 parts by weight of zinc oxide (ZnO 2 ) (light pigment, PG-13) in the cement powder mixture. The mixture was stirred at 200 rpm for 1 hour using a stirrer (Powermix, AGGM-40) to prepare a green cement mixture containing a polymer resin and an inorganic pigment.

Example 1-2

50 parts by weight of back cement (Hannam, Baek cement), 5 parts by weight of alumina cement (Hyeonam), 8 parts by weight of calcium carbonate (Hyeonam), 2 parts by weight of anhydrous gypsum (Hannam, Grout GP600), silica sand (Namwang) Silica sand) 45 parts by weight, powder defoamer (Hyeonam, NOPCO PD # 1) 0.2 parts by weight, methyl cellulose-based coagulant (concentrated aqua, AQUA # 501MK) 0.03 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 1.0 80 parts by weight of a cement powder mixture consisting of 0.8 parts by weight, 0.8 parts by weight of a high fluidizing agent (Hyeonam, Melment F-10) and 0.02 parts by weight of a flow improving agent (Hyeonam, AR 8882) (MS Eye, MSI-3300) -TYPE) was ground and compounded at 1,000 rpm for 1 hour. 40 parts by weight of an acrylic polymer emulsion composed of 20 parts by weight of an acrylic polymer resin (SA-120, SA-120) and 15 parts by weight of zinc oxide (ZnO 2 ) (light pigment, PG-13) in the blended cement powder mixture. The mixture was stirred at 200 rpm for 1 hour using a stirrer (Powermix, AGGM-40) to prepare a green cement mixture containing a polymer resin and an inorganic pigment.

Example 1-3

55 parts by weight of back cement (Hannam, Baek cement), 5.5 parts by weight of alumina cement (Hyeonam), 8.5 parts by weight of calcium carbonate (Hyunam), 2.5 parts by weight of anhydrous gypsum (Hannam, grout GP600), silica sand (Namwang) Silica sand) 48 parts by weight, powder defoamer (Hyeonam, NOPCO PD # 1) 0.25 parts by weight, methyl cellulose type coagulant (concentrated aqua, AQUA # 501MK) 0.035 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 1.5 Ball mill 85 parts by weight of cement powder mixture consisting of 0.85 parts by weight, 0.85 parts by weight of a high fluidizing agent (Hyeonam, Melment F-10) and 0.025 parts by weight of a flow improving agent (Hyeonam, AR 8882) (MS Eye, MSI-3300) -TYPE) was ground and compounded at 1,000 rpm for 1 hour. 44 parts by weight of an acrylic polymer emulsion composed of 28 parts by weight of an acrylic polymer resin (Polymer, SA-120) and 20 parts by weight of zinc oxide (ZnO 2 ) (light pigment, PG-13) were added to the cement powder mixture. A power cement, AGGM-40) was stirred at 200 rpm for 1 hour to prepare a green cement mixture containing a polymer resin and an inorganic pigment.

Example 2-1

Yellow cement including polymer resin and inorganic pigment in the same manner as in Example 1-1 except for using ferric oxide (Fe 2 O 3 ) (light pigment, PY-42) in Example 1-1. A mixture was prepared.

Example 2-2

Yellow cement containing a polymer resin and an inorganic pigment in the same manner as in Example 1-2 except for using ferric oxide (Fe 2 O 3 ) (light colorant, PY-42) in Example 1-2. A mixture was prepared.

Example 2-3

Yellow cement, including polymer resin and inorganic pigment, in the same manner as in Example 1-3 except for using ferric oxide (Fe 2 O 3 ) (light colorant, PY-42) in Example 1-3. Mixture was prepared.

Comparative Example 1-1

45 parts by weight of back cement (Hannam, Baek cement), 4.5 parts by weight of alumina cement (Hyeonam), 7.5 parts by weight of calcium carbonate (Hyunam), 1.5 parts by weight of anhydrous gypsum (Hannam, grout GP600), silica sand (Namwang) Silica sand) 42 parts by weight, powder defoamer (Hyunam, NOPCO PD # 1) 0.15 parts by weight, methyl cellulose coagulant (concentrated aqua, AQUA # 501MK) 0.025 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 0.5 Parts by weight, 0.75 parts by weight of high oil refining agent (Hyeonam, Melment F-10) and 0.015 parts by weight of flow improver (Hyeonam, AR 8882) at a ball mill (manufactured by MS-I, MSI-3300-TYPE) at 1,000 rpm. Cement mixture was prepared by grinding and blending for 1 hour.

Comparative Example 1-2

50 parts by weight of back cement (Hannam, Baek cement), 5 parts by weight of alumina cement (Hyeonam), 8 parts by weight of calcium carbonate (Hyeonam), 2 parts by weight of anhydrous gypsum (Hannam, Grout GP600), silica sand (Namwang) Silica sand) 45 parts by weight, powder defoamer (Hyeonam, NOPCO PD # 1) 0.2 parts by weight, methyl cellulose-based coagulant (concentrated aqua, AQUA # 501MK) 0.03 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 1.0 Part by weight, 0.8 parts by weight of a high oil refining agent (Hyeonam, Melment F-10) and 0.02 part by weight of a flow improver (Hyeonam, AR 8882) at a ball mill (manufactured by MS-I, MSI-3300-TYPE) at 1,000 rpm. Cement mixture was prepared by grinding and blending for 1 hour.

Comparative Example 1-3

55 parts by weight of back cement (Hannam, Baek cement), 5.5 parts by weight of alumina cement (Hyeonam), 8.5 parts by weight of calcium carbonate (Hyunam), 2.5 parts by weight of anhydrous gypsum (Hannam, grout GP600), silica sand (Namwang) Silica sand) 48 parts by weight, powder defoamer (Hyeonam, NOPCO PD # 1) 0.25 parts by weight, methyl cellulose type coagulant (concentrated aqua, AQUA # 501MK) 0.035 parts by weight, neopentyl glycol moisturizer (LG chemical, NPG) 1.5 Parts by weight, 0.85 parts by weight of a high fluidizing agent (Hyeonam, Melment F-10) and 0.025 parts by weight of a flow improving agent (Hyeonam, AR 8882) at a ball mill (manufactured by MS-I, MSI-3300-TYPE) at 1,000 rpm. Cement mixture was prepared by grinding and blending for 1 hour.

Experimental Example 1: Water retention

Rings of 10 cm according to 1996 DIN 18555 (Part 6, 7, Water Retentivity), taking 1300 g of the cement composition prepared according to Examples 1-1 to 1-3 and Comparative Examples 1-1 to 1-3, respectively. After 1 hour elapsed in the amount of paper absorbed was calculated as%.

Experimental Example 2: Flow Test

1,300 g of the cement composition prepared according to Examples 1-1 to 1-3 and Comparative Examples 1-1 to 1-3, respectively, according to 1996 DIN 18555 (flow rate measuring device (Shinjin Co., Ltd., SJ-1161 electric mortar) Flow tester).

Experimental Example 3: Compressive Strength

1,300 g of the cement composition prepared according to Examples 1-1 to 1-3 and Comparative Examples 1-1 to 1-3, respectively, was taken to a mold {frame for measuring cement compressive strength (50 × 50 × 50 cm)}. After thinly applying grease, mortar was put in a mixer and kneaded for 15 seconds, and then put into a mold within 12 minutes and 15 seconds to prepare three specimens. Add 2.5cm thick mortar to the mold and chop it 32 times for 10 seconds, then choose the surface, put it together with the mold in moisture (25 ℃, 90% relative humidity), store it for 24 hours, put it in the curing tank for 28 days, and in the tank The specimens were wiped dry and subjected to KSF 2405 using a compressive strength gauge (force gauge).

Table 1 shows the results of the water retention, the compressive strength, and the flow test of Examples 1-1 to 1-3 and Comparative Examples 1-1 to 1-3.

Example 1-1 Example 1-2 Example 1-3 Comparative Example 1-1 Comparative Example 1-2 Comparative Example 1-3 Conservability (%) 91.4 94.1 89.7 86.7 85.6 78.1 Compressive strength (N / ㎠) 591 627 630 563 570 572 Flow test (cm) 160 160 162 148 152 154

As can be seen from the examples and comparative examples, the cement composition for the floor finishing treatment comprising the acrylate-based polymer resin and the inorganic pigment according to the present invention is more water-retaining and compressive strength than the cement composition without the polymer resin and the inorganic pigment. And in terms of flowability.

In order to compare with the cement prepared according to the present invention in the range other than the range of the composition described in the present invention mainly in Example 1-2.

Comparative Example 2-1

A yellow cement mixture including a polymer resin and an inorganic pigment was prepared in the same manner as in Example 1-2 except that 0.05 parts by weight of neopentyl glycol-based moisturizer (LG chemical, NPG) was used. .

Comparative Example 2-2

A yellow cement mixture including a polymer resin and an inorganic pigment was prepared in the same manner as in Example 1-2 except that 5 parts by weight of a neopentyl glycol-based moisturizer (LG chemical, NPG) was used. .

Comparative Example 2-3

A yellow cement mixture including a polymer resin and an inorganic pigment was prepared in the same manner as in Example 1-2, except that 10 parts by weight of the acrylic polymer resin (SA-120, SA-120) was used. It was.

Comparative Example 2-4

A yellow cement mixture containing a polymer resin and an inorganic pigment was prepared in the same manner as in Example 1-2, except that 40 parts by weight of the acrylic polymer resin (SA-120, SA-120) was used. It was.

Comparative Example 2-5

Yellow cement mixture containing the polymer resin and the inorganic pigments in the same manner as in Example 1-2 except for using 5 parts by weight of zinc oxide (ZnO 2 ) (light pigment, PG-13) in Example 1-2 Was prepared.

Comparative Example 2-6

Yellow cement mixture containing the polymer resin and the inorganic pigments in the same manner as in Example 1-2, except that 35 parts by weight of zinc oxide (ZnO 2 ) (light pigment, PG-13) was used in Example 1-2. Was prepared.

According to Example 1-2 and Comparative Examples 2-1 to 2-6 as described above to prepare a cement mixture containing a polymer resin and inorganic pigments water retention, flow test (compressive strength) and uniformity of color Tested.

The water retention, compressive strength and flow test were measured by the method described above, and the sensory test for uniformity of color was measured by the following method.

The cement composition prepared according to Examples 1-2 and Comparative Examples 2-5 was subjected to a sensory test on color uniformity of 50 men and women of 20 years or older and represented as an average value.

The results according to Experimental Examples 1 to 4 are shown in Tables 2 to 4 below.

Conservability (%) Flow test (cm) Example 1-1 (0.6 parts by weight of neopentyl glycol) 94.1 160 Comparative Example 2-1 (0.05 parts by weight of neopentyl glycol) 85.6 - Comparative Example 2-2 (5 parts by weight of neopentyl glycol) - 140

As shown in Table 2, water retention and flowability when the neopentylglycol moisturizing agent was added 0.6 parts by weight to the bottom composition cement composition comprising the polymer resin and the inorganic pigment according to the present invention is outside the range of 0.2 to 2 parts by weight. It was significantly higher than water retention and flowability when added. The neopentylglycol moisturizer used in the present invention is generally used for powder coating, and the experimental example of the present invention confirms that the cement has a significant effect on water retention and flowability.

Compressive strength (N / ㎠) Flow test (cm) Example 1-1 (20 parts by weight of acrylic polymer resin) 627 160 Comparative Example 2-3 (10 parts by weight of acrylic polymer resin) 533 - Comparative Example 2-4 (40 parts by weight of acrylic polymer resin) - 150

As shown in Table 3, when 20 parts by weight of the acrylic polymer resin was added to the floor finishing cement composition including the polymer resin and the inorganic pigment according to the present invention, the compressive strength and flowability were not in the range of 15 to 30 parts by weight. It was significantly higher than compressive strength and flowability when added.

Uniformity of color Compressive strength (N / ㎠) Example 1-1 (15 parts by weight of inorganic pigment) 8.5 627 Comparative Example 2-5 (5 parts by weight of inorganic pigment) 6.2 - Comparative Example 2-6 (35 parts by weight of inorganic pigment) - 528 1 ~ 2: Poor, 3 ~ 4: Poor, 5 ~ 6: Normal, 7 ~ 8: Good, 9 ~ 10: Excellent

As shown in Table 4, the uniformity and compressive strength of the color when 15 parts by weight of the inorganic pigment is added to the cement composition for the floor finishing treatment including the polymer resin and the inorganic pigment according to the present invention are not in the range of 8 to 25 parts by weight. When the content was added, the color uniformity and compressive strength were more significant.

Example 3-1

Dust and contaminants of the concrete structure 10 were cleaned with a dust collector, and the latent layer was completely removed by attaching a hard abrasive to a high-speed rotating grinder by a power tool grinding method. After the surface treatment was completed, the surface was completely dried, and 0.1 kg of an epoxy coating primer 30 (SA-435 Co., Ltd., SA-435) was applied on the concrete layer while sufficiently wetting the surface by a roller method. After applying the primer, check the dry state and apply about 2kg per square meter of cement composition for floor finishing treatment containing acrylic polymer resin and inorganic pigment prepared according to Example 1-2 on the primer 30 layer. The surface was smoothed and cured using a roller.

Example 3-2

Except for using the cement composition for floor finishing treatment according to Example 2-2 in Example 3-1 was carried out in the same manner as in Example 3-1.

Comparative Example 3-1

Dust and contaminants of the concrete structure 10 were cleaned with a dust collector, and the latent layer was completely removed by attaching a hard abrasive to a high-speed rotating grinder by a power tool grinding method. After the surface treatment was completed, the surface was completely dried, and 0.1 kg of an epoxy coating primer 30 (SA-435 Co., Ltd., SA-435) was applied on the concrete layer while sufficiently wetting the surface by a roller method. The cement mixture prepared according to Comparative Example 1-2 was cured by applying a roller to the upper portion of the primer 30, and then bisphenol A type epoxy resin (Jeunam Co., Ltd.) was applied and cured smoothly.

Experimental Example 5

After the concrete layer constructed according to Example 3-1 and Comparative Example 3-1 was cured, the concrete was cut into 5 cm × 5 cm × 5 cm test specimens using a concrete cutter (Seoul Machinery, FBTS 11). Bond strength was measured according to the bond strength test method presented in KS F 4715.

The results according to Experimental Example 5 are shown in Table 5 below.

Example 3-1 Comparative Example 3-1 Adhesion Strength (N / ㎠) 32 24

As shown in Table 5, according to the present invention, the cement composition for treating the floor finishing material containing the polymer resin and the inorganic pigment is applied on the primer layer, and the cement coating and the floor finishing are carried out simultaneously, and the floor finishing treatment with the organic solvent on the cement layer. Adhesion strength was higher than that of Comparative Example 3-1. Therefore, the present invention can be inferred that the peeling or cracking can be reduced because the adhesion strength is high.

The present invention is not limited to the above embodiments, and it is apparent that many modifications can be made by those skilled in the art within the technical spirit of the present invention.

As described in detail above, according to the present invention, when the floor is finished using a cement composition comprising a polymer resin and an inorganic pigment used as a floor finishing material, the floor is coated by applying an organic solvent such as a paint and an epoxy resin. There is an effect that can prevent the leakage of environmental hormones and dust generated by organic solvents such as cracks, peeling phenomenon and paint generated when finishing the finish.

Claims (6)

  1. Cement powder mixture composed of white cement, alumina cement, calcium carbonate, anhydrous gypsum, silica sand, powder defoamer, methyl cellulose coagulant, neopentyl glycol moisturizer, high fluidizing agent and flow improving agent,
    A cement composition for floor finishing treatment comprising a polymer resin and an inorganic pigment, comprising an acrylic polymer emulsion composed of an acrylic polymer resin and an inorganic pigment of zinc oxide (ZnO 2 ) or ferric oxide (Fe 2 O 3 ).
  2. [Claim 2] The bottom finish of claim 1, comprising 70 to 90 parts by weight of the cement powder mixture, 15 to 30 parts by weight of an acrylic polymer resin, and 8 to 25 parts by weight of an inorganic pigment. Cement composition for treatment.
  3. According to claim 1, 40 to 60 parts by weight of the back cement, 4 to 6 parts by weight of alumina cement, 7 to 9 parts by weight of calcium carbonate, 1 to 3 parts by weight of anhydrous gypsum, 40 to 50 parts by weight of silica sand, 0.1 to powder defoamer 70 to 90 parts by weight of a cement powder mixture composed of 0.3 parts by weight, 0.02 to 0.04 parts by weight of methyl cellulose-based coagulant, 0.2 to 2 parts by weight of neopentyl glycol-based moisturizer, 0.7 to 0.9 parts by weight of a high fluidizing agent and 0.01 to 0.03 parts by weight of a flow improving agent. Wow,
    15 to 30 parts by weight of an acrylic polymer resin and 30 to 45 parts by weight of an acrylic polymer emulsion composed of 8 to 25 parts by weight of an inorganic pigment of zinc oxide (ZnO 2 ) or ferric oxide (Fe 2 O 3 ). Cement composition for floor finishing containing polymer resin and inorganic pigment.
  4. The method of claim 1 or 2, wherein the acrylic polymer resin is methyl acrylate, ethyl acrylate, propyl acrylate, isopropyl acrylate, n-butyl acrylate, secondary-butyl acrylate, isobutyl acrylate, tertiary Cement composition for the floor finishing treatment comprising a polymer resin and an inorganic pigment, characterized in that any one of -butyl acrylate or cyclohexyl acrylate.
  5. delete
  6. Applying a primer after the concrete structure is treated by a dust collecting process; And
    A floor finish comprising the polymer resin and the inorganic pigment, characterized in that the step of uniformly applying the cement composition for floor finishing treatment containing acrylic polymer resin and inorganic pigment according to claim 1 or 2 times. Construction method of floor using cement composition for treatment.
KR1020070005679A 2007-01-18 2007-01-18 Cement composite for finishing a concrete flat comprising a polymer resin and inorganic pigment, and method for constructing concrete using the same KR100827622B1 (en)

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KR100891511B1 (en) 2008-08-22 2009-04-06 김준혁 Eco-friendly coating material coated on the surface of building structure and civil structure and construction method
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CN103626584A (en) * 2013-12-02 2014-03-12 湖北三峡职业技术学院 Method for preparing vegetation concrete greening additive AB bacteria
CN106116337A (en) * 2016-06-22 2016-11-16 赵传宝 A kind of high-mechanic grass planting land system
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KR101735067B1 (en) * 2016-10-07 2017-05-15 (주)삼승화학 Composition of vintage type floor finishing materials, manufacturing method for vintage type floor finishing materials and floor construction method for building using the same
KR20180103623A (en) 2017-03-10 2018-09-19 에코물산 주식회사 Polishing process for bottom with ceramic coating agent
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KR100891511B1 (en) 2008-08-22 2009-04-06 김준혁 Eco-friendly coating material coated on the surface of building structure and civil structure and construction method
KR101075259B1 (en) 2009-01-15 2011-10-19 (주)콘스타 Color mixed concrete composite and construction method for pavement of a road
KR100951469B1 (en) 2009-10-12 2010-04-07 주식회사 에이치케이씨 Water-soluable acryl-epoxy mortar for paving road surface and method for paving road surface using the same
KR101014171B1 (en) 2010-05-04 2011-02-14 고광식 Water retainable and permeable cement mortar composite, manufacturing method of boundary block using the same and boundary block manufactured by the method
KR101066317B1 (en) 2011-05-03 2011-09-20 파슨스 브링커호프 아시아 리미티드 Fire-proof self leveling flooring composite
CN102249627A (en) * 2011-05-30 2011-11-23 深圳市华育永成科技有限公司 Cast-in-situ colored permeable ecological concrete and road surface construction process thereof
CN102249627B (en) * 2011-05-30 2013-02-20 深圳市华育永成科技有限公司 Cast-in-situ colored permeable ecological concrete and road surface construction process thereof
CN105722805B (en) * 2013-09-09 2017-05-24 (株)大明肯斯特 Inorganic-based neutralization-proof, water-proof, and erosion-proof paint composition for floor finish material, capable of being applied, without primer, in wet state with concrete water content of 100%, and method for applying neutralization-proof, water-proof, and erosion-proof flooring material, using composition
KR101366514B1 (en) * 2013-09-09 2014-03-06 오성기업 주식회사 No-primer type paint composition for water-proof, erosion-proof, preventiing and flooring system and construction method using thereof
WO2015034164A1 (en) * 2013-09-09 2015-03-12 주식회사 대명콘스텍 Inorganic-based neutralization-proof, water-proof, and erosion-proof paint composition for floor finish material, capable of being applied, without primer, in wet state with concrete water content of 100%, and method for applying neutralization-proof, water-proof, and erosion-proof flooring material, using composition
CN105722805A (en) * 2013-09-09 2016-06-29 (株)大明肯斯特 Inorganic-based neutralization-proof, water-proof, and erosion-proof paint composition for floor finish material, capable of being applied, without primer, in wet state with concrete water content of 100%, and method for applying neutralization-proof, water-proof, and erosion-proof flooring material, using composition
CN103626584A (en) * 2013-12-02 2014-03-12 湖北三峡职业技术学院 Method for preparing vegetation concrete greening additive AB bacteria
CN106116337A (en) * 2016-06-22 2016-11-16 赵传宝 A kind of high-mechanic grass planting land system
KR101732895B1 (en) * 2016-07-14 2017-05-08 일우토건(주) polymer mortar compositon and repairing method of water permeable concrete road surface using the same
KR101735067B1 (en) * 2016-10-07 2017-05-15 (주)삼승화학 Composition of vintage type floor finishing materials, manufacturing method for vintage type floor finishing materials and floor construction method for building using the same
KR20180103623A (en) 2017-03-10 2018-09-19 에코물산 주식회사 Polishing process for bottom with ceramic coating agent
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