KR102445969B1 - Ourdoor wall waterproofing method of apartment houses and buildings - Google Patents
Ourdoor wall waterproofing method of apartment houses and buildings Download PDFInfo
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- KR102445969B1 KR102445969B1 KR1020210168615A KR20210168615A KR102445969B1 KR 102445969 B1 KR102445969 B1 KR 102445969B1 KR 1020210168615 A KR1020210168615 A KR 1020210168615A KR 20210168615 A KR20210168615 A KR 20210168615A KR 102445969 B1 KR102445969 B1 KR 102445969B1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/644—Damp-proof courses
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/34—Filling pastes
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Abstract
Description
본 발명은 건축기술 분야 중 공동주택과 건축물의 외장 처리방법에 관한 것으로, 보다 상세하게는 인장강도와 신장율이 우수하여 내수성, 부착성, 균열저항성이 뛰어나 콘크리트 건축물의 외장인 외벽에 대한 균열 보수 시공에 적합하여 특히, 단면복구와 함께 외벽 방수효과를 현저히 높이도록 개선된 공동주택과 건축물의 외장 처리방법에 관한 것이다.The present invention relates to a method for treating the exterior of apartment houses and buildings in the field of construction technology, and more particularly, it has excellent tensile strength and elongation, so that it has excellent water resistance, adhesion, and crack resistance. In particular, it relates to a method for treating the exterior of apartment houses and buildings improved to significantly increase the waterproofing effect of the exterior wall along with the restoration of the cross-section.
공동주택, 지하실, 지하주차장, 옹벽 등 지중에 설치된 지중구조물은 항상 지하수에 노출되어 있고, 콘크리트에는 미세한 공극이 있어 지하수가 지중구조물 내부로 흘러들어올 수 있다.Underground structures installed underground, such as apartment houses, basements, underground parking lots, and retaining walls, are always exposed to groundwater.
이러한 현상은 지중구조물 시공 후 시간이 경과함에 따라 콘크리트의 열화에 의해 수밀성이 저하되면서 더욱 더 심해지게 된다.This phenomenon becomes more severe as the watertightness decreases due to deterioration of concrete as time passes after construction of the underground structure.
지하수의 침투로 인한 문제 외에도, 지중구조물의 바닥판 및 외벽과 이에 접하는 외부와의 온도 차이에 의해 결로가 발생하게 되어 구조물에 악영향을 주게 된다.In addition to the problem caused by the penetration of groundwater, dew condensation occurs due to the temperature difference between the bottom plate and outer wall of the underground structure and the outside in contact with it, which adversely affects the structure.
지하수의 침투, 결로수의 발생, 우수의 침투 등이 발생하게 되면 콘크리트의 열화가 매우 빠른 속도로 진행되어 구조물이 노후화되고, 수분으로 인한 곰팡이 발생 등으로 위생적으로도 문제가 된다.When groundwater infiltration, dew condensation, or rainwater infiltration occurs, the deterioration of the concrete proceeds very rapidly, deteriorating the structure, and causing hygienic problems due to the occurrence of mold due to moisture.
뿐만 아니라, 외장인 외벽의 크랙 손상 등에 의한 우천시 물기의 침투는 외벽균열을 더 크게 증가시키고, 세대 내로 유입되는 경우도 발생되므로 이에 대한 보완책이 요구되고 있다.In addition, the penetration of water during rain due to crack damage of the exterior wall, which is the exterior, increases the cracks of the exterior wall more significantly, and there are cases where it flows into the household, so a supplementary measure is required.
본 발명은 상술한 바와 같은 제반 문제점을 감안하여 이를 해결하고자 창출된 것으로, 인장강도와 신장율이 우수하여 내수성, 부착성, 균열저항성이 뛰어나 콘크리트 건축물의 외벽에 대한 균열 보수 시공에 적합하여 특히, 단면복구와 함께 외벽 방수효과를 현저히 높이도록 개선된 공동주택과 건축물의 외장 처리방법을 제공함에 그 주된 목적이 있다.The present invention was created in consideration of the various problems described above, and has excellent tensile strength and elongation, so that it has excellent water resistance, adhesion, and crack resistance. Its main purpose is to provide an improved exterior treatment method for apartment houses and buildings to remarkably increase the waterproofing effect of the exterior wall along with restoration.
본 발명은 상기한 목적을 달성하기 위한 수단으로, 방수작업면 전처리단계, 전처리된 방수작업면에 대한 수성퍼티 메움단계, 메움부를 평탄화시킨 후 방수제를 외벽에 도포하는 외벽 방수단계를 포함하는 공동주택과 건축물의 외장 처리방법에 있어서;The present invention is a means for achieving the above object, a waterproofing working surface pretreatment step, a water-based putty filling step for the pretreated waterproofing working surface, and an exterior wall waterproofing step of applying a waterproofing agent to the exterior wall after flattening the filling part. And in the exterior treatment method of the building;
상기 방수작업면 전처리단계는 콘크리트 외벽에 붙은 먼지나 유분을 제거하고 탈락물을 긁어낸 다음 물로 세척하는 청소과정과, 세척 후 외벽의 표면 함수율이 10% 이하가 되도록 유지하는 건조과정을 포함하고;The waterproof work surface pretreatment step includes a cleaning process of removing dust or oil attached to the concrete outer wall, scraping off the fallen material, and then washing with water, and a drying process of maintaining the surface moisture content of the outer wall to be 10% or less after washing;
상기 수성퍼티 메움단계는 전처리된 방수작업면에 수성퍼티를 발라 고정하는 단계로서, 상기 수성퍼티는 아크릴에멀젼수지와 1액형 반응경화형 우레탄수지(PUD)가 1:1의 중량비로 혼합된 혼합수지 100중량부에 대해, 비닐트리에톡시실란 5중량부, 크실렌 10중량부, 피로메트리산 5중량부, 인슐래드 5중량부, 입도 10㎛인 탈탄륨미분 2.5중량부, ATO(Antimony doped Tin Oxide) 5중량부, 아인산염 10중량부, 글루코산염 5중량부, 바나듐 옥사이드(V2O5) 5중량부, 트리페닐포스핀 15중량부, 칼슘메틸실란트리오레이트 10중량부, 파리나르산 15중량부, 리튬실리케이트 10중량부를 더 첨가한 것을 사용하며;The water-based putty filling step is a step of applying and fixing water-based putty to the pretreated waterproofing working surface, and the water-based putty is a mixed resin 100 in which an acrylic emulsion resin and a one-component reaction curable urethane resin (PUD) are mixed in a weight ratio of 1:1. Based on parts by weight, 5 parts by weight of vinyl triethoxysilane, 10 parts by weight of xylene, 5 parts by weight of pyrometric acid, 5 parts by weight of insulin, 2.5 parts by weight of detanium fine powder having a particle size of 10 μm, 5 parts by weight of antimony doped tin oxide (ATO) 5 parts by weight, phosphite 10 parts by weight, gluconate 5 parts by weight, vanadium oxide (V 2 O 5 ) 5 parts by weight, triphenylphosphine 15 parts by weight, calcium methylsilane trioleate 10 parts by weight, farinaric acid 15 parts by weight , used in which 10 parts by weight of lithium silicate is further added;
상기 외벽 방수단계는 메움부 평탄화시킨 후 방수제를 외벽에 도포하는 단계인 것을 특징으로 하는 공동주택과 건축물의 외장 처리방법을 제공한다.The external wall waterproofing step provides an exterior treatment method for apartment houses and buildings, characterized in that the step of applying a waterproofing agent to the exterior wall after flattening the infill.
본 발명에 따르면, 인장강도와 신장율이 우수하여 내수성, 부착성, 균열저항성이 뛰어나 콘크리트 건축물의 외벽에 대한 균열 보수 시공에 적합하여 특히, 단면복구와 함께 외벽 방수효과를 현저히 높이도록 개선된 효과를 얻을 수 있다.According to the present invention, it has excellent tensile strength and elongation, so it has excellent water resistance, adhesion, and crack resistance, so it is suitable for crack repair construction on the exterior wall of concrete buildings. can be obtained
이하에서는, 본 발명에 따른 바람직한 실시예를 보다 상세하게 설명하기로 한다.Hereinafter, preferred embodiments according to the present invention will be described in more detail.
본 발명에 따른 공동주택과 건축물의 외장 처리방법은 방수작업면 전처리단계, 전처리된 방수작업면에 대한 수성퍼티 메움단계, 메움부를 평탄화시킨 후 방수제를 외벽에 도포하는 외벽 방수단계를 포함한다.The exterior treatment method for apartment houses and buildings according to the present invention includes a waterproofing working surface pretreatment step, an aqueous putty filling step for the pretreated waterproofing working surface, and an exterior wall waterproofing step of flattening the filling and applying a waterproofing agent to the exterior wall.
이때, 상기 방수작업면 전처리단계는 방수작업면, 즉 피처리 대상면인 콘크리트 외벽에 대한 청소과정 및 건조과정을 수행하는 단계이다.In this case, the pre-treatment step of the waterproof work surface is a step of performing a cleaning process and a drying process for the waterproof work surface, that is, the concrete outer wall, which is a surface to be treated.
여기에서, 상기 전처리단계에서 수행되는 청소과정은 콘크리트 외벽에 붙은 먼지나 유분을 제거하고 탈락물을 긁어낸 다음 물로 세척하는 것을 말하며; 건조과정은 세척 후 외벽의 표면 함수율이 10% 이하가 되도록 충분히 건조하는 것을 말한다.Here, the cleaning process performed in the pre-treatment step refers to removing dust or oil attached to the concrete outer wall, scraping off the falling material, and then washing with water; The drying process refers to drying sufficiently so that the surface moisture content of the outer wall is 10% or less after washing.
이 경우, 함수율이 상기 조건을 만족하지 못하면 수분함량이 많아 수성퍼티를 도포할 때 부착력이 떨어지고 도포불량이 발생하기 때문이다.In this case, when the moisture content does not satisfy the above conditions, the moisture content is high, so that when applying the water-based putty, the adhesion decreases and coating failure occurs.
이와 함께, 건조과정 후 건조된 외벽에 수산화칼륨수용액을 스프레이하고 다시 자연건조하여 방수작업될 외벽면이 알카리상태로 유지되게 하는 알카리처리단계를 더 수행할 수 있다.In addition, after the drying process, an alkali treatment step of spraying an aqueous solution of potassium hydroxide on the dried outer wall and drying again naturally so that the outer wall surface to be waterproofed is maintained in an alkaline state may be further performed.
이것은 상기 알카리처리단계에서 사용되는 수산화칼륨수용액이 균열부위로 침투하여 균열 내부에 부동태막을 형성함으로써 콘크리트의 중성화를 막고, 방수기능과 함께 균열보수와 단면복구도 이루어지도록 하기 위함이다.This is to prevent the neutralization of concrete by penetrating the potassium hydroxide aqueous solution used in the alkali treatment step into the cracks and forming a passivation film inside the cracks, and to repair cracks and restore cross-sections as well as waterproofing functions.
이때, 상기 알카리처리단계에서 사용되는 수산화칼륨수용액은 물 100중량부에 대해, 수산화칼륨 25중량부, 아세트산에틸에스테르 5중량부, 붕규산유리 4.5중량부, 폴리프로필렌글리콜 6.5중량부, 메틸실리코네이트 10중량부, 테트라데실글리시딜에테르 5중량부, 우레아 5중량부, 클로로프렌고무 10중량부, 디아조늄염 10중량부, 산화알루미늄 나노분말 5중량부, 탄화규소 나노분말 2.5중량부가 첨가 혼합된 용액이다.At this time, the aqueous potassium hydroxide solution used in the alkali treatment step is based on 100 parts by weight of water, 25 parts by weight of potassium hydroxide, 5 parts by weight of ethyl acetate ester, 4.5 parts by weight of borosilicate glass, 6.5 parts by weight of polypropylene glycol, and 10 parts by weight of methylsiliconate. A mixed solution of 5 parts by weight of tetradecyl glycidyl ether, 5 parts by weight of urea, 10 parts by weight of chloroprene rubber, 10 parts by weight of diazonium salt, 5 parts by weight of aluminum oxide nanopowder, and 2.5 parts by weight of silicon carbide nanopowder to be.
이 경우, 수산화칼륨은 균열 내부에서 철근과 만나 강고한 부동태막을 형성하기 위해 첨가되며, 아세트산에틸에스테르(Acetic Acid Ethyl Ester)는 폴리프로필렌글리콜과 반응하면서 내산화성을 강화시켜 내오존성을 증대시키고, 붕규산유리는 내열충격성이 뛰어나고 화학적내구성이 우수하며 점도를 낮춰 흐름성을 향상시키므로 미세크랙 침투력을 높이기 위해 첨가된다.In this case, potassium hydroxide is added to meet the reinforcing bar inside the crack to form a strong passivation film, and ethyl acetate (Acetic Acid Ethyl Ester) reacts with polypropylene glycol to strengthen oxidation resistance to increase ozone resistance, and borosilicate Glass has excellent thermal shock resistance, excellent chemical durability, and improves flowability by lowering viscosity, so it is added to increase penetration of microcracks.
그리고, 메틸실리코네이트는 강한 발수력을 제공하면서 오염되지 않도록 표면을 평활하게 유지하는 방오 기능도 확보하기 위한 것이고, 테트라데실글리시딜에테르(tetradecyl glycidyl ether)는 피막 형성과 함께 경화 고정력을 강화시키기 위한 것이며, 우레아는 고형분의 용해성이 뛰어나 분산 결합력을 높임으로서 바인딩 기능을 강화하며 공융점 형성에 따른 잠열성 강화를 통해 강한 단열특성을 제공하기 위한 것이고, 클로로프렌고무는 오존의 산화력을 억제하여 수지의 변성을 막기 위해 첨가된다.In addition, methylsiliconate provides strong water repellency and provides an antifouling function to keep the surface smooth so as not to be contaminated, and tetradecyl glycidyl ether is used to strengthen curing and fixing power along with film formation. Urea has excellent solubility in solids, so it strengthens the binding function by increasing the dispersion bonding power and provides strong thermal insulation properties by strengthening the latent heat according to the formation of the eutectic point. It is added to prevent denaturation.
또한, 디아조늄염은 경화를 촉진하고, 산화알루미늄 나노분말은 점착제의 점착 후 형태성을 유지하면서 방열특성을 증대시키기 위해 첨가되며, 탄화규소 나노분말은 방열점착성 강화를 위해 첨가된다.In addition, diazonium salt promotes curing, aluminum oxide nanopowder is added to increase heat dissipation characteristics while maintaining morphology after adhesion of the pressure-sensitive adhesive, and silicon carbide nanopowder is added to enhance heat dissipation adhesiveness.
한편, 전처리된 방수작업면에 대한 수성퍼티 메움단계는 수성퍼티를 방수작업면에 발라 고정하는 단계이다.On the other hand, the water-based putty filling step for the pre-treated waterproof work surface is a step of applying and fixing the water-based putty on the waterproof work surface.
이때, 수성퍼티는 아크릴에멀젼수지와 1액형 반응경화형 우레탄수지(PUD)가 1:1의 중량비로 혼합된 혼합수지에 특성강화제를 더 첨가한 것을 사용한다.At this time, the water-based putty uses a mixed resin in which an acrylic emulsion resin and a one-component reaction curing type urethane resin (PUD) are mixed in a weight ratio of 1:1 and a property enhancing agent is further added.
여기에서, 아크릴에멀젼수지는 인장강도와 신장율이 뛰어나고, 1액형 반응경화형 우레탄수지는 내수성, 부착성, 균열저항성이 우수하여 방수작업면에 대한 메움특성, 단면 파손부위에 대한 복구특성이 매우 뛰어나다.Here, the acrylic emulsion resin has excellent tensile strength and elongation, and the one-component reaction curing type urethane resin has excellent water resistance, adhesion, and crack resistance, so that it has excellent filling characteristics for waterproofing work surfaces and recovery characteristics for cross-section damage.
그리고, 상기 특성강화제는 상기 혼합수지 100중량부에 대해, 비닐트리에톡시실란 5중량부, 크실렌 10중량부, 피로메트리산 5중량부, 인슐래드 5중량부, 입도 10㎛인 탈탄륨미분 2.5중량부, ATO(Antimony doped Tin Oxide) 5중량부, 아인산염 10중량부, 글루코산염 5중량부, 바나듐 옥사이드(V2O5) 5중량부, 트리페닐포스핀 15중량부, 칼슘메틸실란트리오레이트 10중량부, 파리나르산 15중량부, 리튬실리케이트 10중량부를 더 첨가하는 형태이다.In addition, the property enhancing agent is based on 100 parts by weight of the mixed resin, 5 parts by weight of vinyltriethoxysilane, 10 parts by weight of xylene, 5 parts by weight of pyrometric acid, 5 parts by weight of insulade, and 2.5 parts by weight of detanrium fine powder having a particle size of 10 μm. Parts, 5 parts by weight of Antimony doped Tin Oxide (ATO), 10 parts by weight of phosphite, 5 parts by weight of gluconate, 5 parts by weight of vanadium oxide (V 2 O 5 ), 15 parts by weight of triphenylphosphine, calcium methylsilane trioleate 10 parts by weight, 15 parts by weight of farinaric acid, and 10 parts by weight of lithium silicate are further added.
이 경우, 비닐트리에톡시실란(VTEOS)은 실록산 결합을 유도함으로써 인장강도와 파단신율 및 인열강도를 확보하여 내구성, 강도, 경도 특성을 증대시키게 된다.In this case, vinyltriethoxysilane (VTEOS) induces siloxane bonding to secure tensile strength, elongation at break, and tear strength, thereby increasing durability, strength, and hardness characteristics.
그리고, 크실렌은 안정적인 용제 역할을 담당하며, 피로메트리산은 열수축성을 억제하고 슬립성을 강화시켜 내스티키성 유지는 물론 도막의 변형을 억제하기 위해 첨가되고; 인슐래드는 알루미노 실리케이트(Alumino silicate)를 주성분으로 하는 세라믹의 미세한 원형 중공체 분말(Ceramic Microscopic Hollow Spheres)로서 고단열성 강화 기능을 수행한다.And, xylene serves as a stable solvent, and pyrometric acid is added to suppress heat shrinkage and strengthen slip properties to maintain stickiness resistance as well as suppress deformation of the coating film; Insulad is a ceramic microscopic hollow sphere with alumino silicate as the main component and performs a high-insulation strengthening function.
아울러, 탈탄륨미분(Tantalum Powder)은 내산성을 유지하기 위해 첨가되며; ATO는 안티몬이 도핑되어 자외선 차단율 99%를 유지시키는 물질로서, 나노 파우더 형태로 첨가되어 자외선 차단 효과를 높이게 된다.In addition, Tantalum Powder is added to maintain acid resistance; ATO is doped with antimony to maintain 99% of the UV blocking rate, and it is added in the form of nanopowder to increase the UV blocking effect.
또한, 아인산염(Phosphites)은 내수압특성을 강화시킴은 물론, 내화학성과 내열성을 강화시키면서 강도, 경도, 내마모도 향상에 따른 변형억제에 기여하게 되고; 글루코산염은 응집을 약하게 하고 반응성을 높여 균일분산성, 가공성형성, 보열성을 증대시킨다.In addition, phosphites not only enhance water pressure resistance, but also contribute to suppression of deformation due to improvement in strength, hardness, and abrasion resistance while enhancing chemical resistance and heat resistance; Glucosate weakens aggregation and increases reactivity to increase homogeneous dispersibility, processability, and heat retention.
뿐만 아니라, 바나늄 옥사이드는 적외선 차단율을 높여 내열성을 강화시키도록 첨가되며, 트리페닐포스핀은 경화성을 높이고, 내후성을 증대시켜 표면 균질화로 내수압특성, 방수성을 강화시키고 부착력을 증대시킨다.In addition, vananium oxide is added to enhance heat resistance by increasing the infrared blocking rate, and triphenylphosphine increases hardenability and weather resistance to enhance water pressure resistance, waterproofness and adhesion by surface homogenization.
나아가, 칼슘메틸실란트리오레이트는 방수특성을 강화시키기 위해 첨가되며, 파리나르산은 수지의 연화를 촉진하여 결합성을 높이기 위해 첨가되고, 리튬실리케이트(Lithium silicate)는 방수성 도막 형성에 기여하고 내오염성을 강화시킨다.Furthermore, calcium methyl silane trioleate is added to enhance waterproofing properties, farinaric acid is added to promote softening of the resin to increase bonding properties, and lithium silicate contributes to the formation of a waterproof coating film and improves stain resistance. strengthen
이 성분들이 추가된 상태에서 외벽 방수면의 박리력(g/25mm)과 내크랙성을 테스트한 결과, 박리력은 91(스펙 50)로 확인되었으며, 밀착성은 극상, 상, 상하, 중상, 중, 중하, 하 중에서 극상으로 평가되었고; 충격강도가 높아 내크랙성도 우수한 것으로 확인되었다.As a result of testing the peel strength (g/25mm) and crack resistance of the waterproofing surface of the exterior wall with these components added, the peel strength was confirmed to be 91 (spec 50), and the adhesion was excellent, upper, upper, upper, middle, and medium. was rated as the best among , medium and low; It was confirmed that the crack resistance was excellent as the impact strength was high.
다른 한편, 외벽 방수단계는 메움부 평탄화시킨 후 방수제를 외벽에 도포하는 단계이다.On the other hand, the step of waterproofing the outer wall is a step of applying a waterproofing agent to the outer wall after flattening the infill.
상기 외벽 방수단계를 수행하기 위해 사용되는 방수제는 폴리우레탄수지 100중량부에 대해, 디소듐카복시에칠실리코네이트 10중량부, 소디움바이카보네이트 10중량부, 설포라판 5중량부, 페트롤륨술포네이트 5중량부, PEBAX(Polyether-block-amide) 5중량부, 에테닐 아세테이트(CH2CHCOOCH3) 3.5중량부, 폴리아미드아민 5중량부, 메타크레졸 10중량부가 첨가 혼합된 혼합액이다.The waterproofing agent used to perform the external wall waterproofing step is based on 100 parts by weight of the polyurethane resin, 10 parts by weight of disodium carboxyethylsiliconate, 10 parts by weight of sodium bicarbonate, 5 parts by weight of sulforaphane, 5 parts by weight of petroleum sulfonate Part, PEBAX (Polyether-block-amide) 5 parts by weight, ethenyl acetate (CH 2 CHCOOCH 3 ) 3.5 parts by weight, polyamideamine 5 parts by weight, and methacresol 10 parts by weight is added and mixed.
이때, 디소듐카복시에칠실리코네이트는 방수면의 갈라짐과 균열을 억제하도록 가교강도를 높이기 위해 첨가된다.At this time, disodium carboxyethylsiliconate is added to increase crosslinking strength to suppress cracks and cracks on the waterproofing surface.
또한, 소디움바이카보네이트는 높은 가교밀도로 인해 일정기간 경과시에도 방수층의 부착력 및 고정력을 오랫동안 유지할 수 있도록 하여 준다.In addition, sodium bicarbonate makes it possible to maintain the adhesion and fixing power of the waterproofing layer for a long time even after a certain period of time due to its high crosslinking density.
그리고, 설포라판(C6H11NOS2)은 자외선에 의한 저항성을 증대시켜 내변색성을 강화시키기 위해 첨가된다.And, sulforaphane (C 6 H 11 NOS 2 ) is added to enhance resistance to UV rays to enhance discoloration resistance.
아울러, 페트롤륨술포네이트는 변색을 방지하면서 내화학성과 내약품성을 강화시킨다.In addition, petroleum sulfonate enhances chemical resistance and chemical resistance while preventing discoloration.
뿐만 아니라, PEBAX는 저온에서도 경도변화가 작고, 내피로성이 뛰어나며, 비중이 작아 성형가공성이 우수할 뿐만 아니라, 흡습성이 낮고, 내굴곡 피로성, 내후성, 유연성, 내크립성, 우수한 접착성을 확보하기 위해 첨가된다.In addition, PEBAX has a small change in hardness even at low temperatures, excellent fatigue resistance, and small specific gravity, so it has excellent molding processability, as well as low hygroscopicity, flex fatigue resistance, weather resistance, flexibility, creep resistance, and excellent adhesion. added for
또한, 에테닐 아세테이트(CH2CHCOOCH3)는 수지의 스티프니스(stiffness)와 인장강도 조절용으로 사용된다.In addition, ethenyl acetate (CH 2 CHCOOCH 3 ) is used for controlling the stiffness and tensile strength of the resin.
그리고, 폴리아미드아민(Poly amide-amine)은 내열, 내한성을 유지하기 위해 첨가된다.And, polyamide-amine is added to maintain heat resistance and cold resistance.
아울러, 메타크레졸은 강화보호제와 피착면에서의 앵커링 기능을 통해 계면 분리를 억제하고 미세크랙을 억제하는데 기여하게 된다.In addition, methacresol contributes to suppressing interfacial separation and suppressing microcracks through a reinforced protective agent and an anchoring function on the adherend.
이러한 본 발명의 방수면에 대한 방수층의 이탈 억제력 및 내구성을 확인하기 위해 3mm 두께로 보수막을 만든 시료를 KS M 6010 규정에 의거 부착강도와 인장강도를 측정하였다.In order to confirm the detachment suppression force and durability of the waterproof layer on the waterproof surface of the present invention, the adhesive strength and tensile strength of a sample made of a repair film with a thickness of 3 mm were measured in accordance with KS M 6010 regulations.
이때, 요구되는 시방 기준은 부착강도와 인장강도 모두 50N/㎠ 이상을 요구하고 있다. 테스트 결과, 본 발명에 따른 시료는 부착강도 88N/㎠, 인장강도 91N/㎠로 확인되었다.At this time, the required specification standards require 50N/cm2 or more of both the adhesive strength and the tensile strength. As a result of the test, the sample according to the present invention was confirmed to have an adhesive strength of 88N/cm2 and a tensile strength of 91N/cm2.
Claims (2)
상기 방수작업면 전처리단계는 콘크리트 외벽에 붙은 먼지나 유분을 제거하고 탈락물을 긁어낸 다음 물로 세척하는 청소과정과, 세척 후 외벽의 표면 함수율이 10% 이하가 되도록 유지하는 건조과정을 포함하고;
상기 수성퍼티 메움단계는 전처리된 방수작업면에 수성퍼티를 발라 고정하는 단계로서, 상기 수성퍼티는 아크릴에멀젼수지와 1액형 반응경화형 우레탄수지(PUD)가 1:1의 중량비로 혼합된 혼합수지 100중량부에 대해, 비닐트리에톡시실란 5중량부, 크실렌 10중량부, 피로메트리산 5중량부, 인슐래드 5중량부, 입도 10㎛인 탈탄륨미분 2.5중량부, ATO(Antimony doped Tin Oxide) 5중량부, 아인산염 10중량부, 글루코산염 5중량부, 바나듐 옥사이드(V2O5) 5중량부, 트리페닐포스핀 15중량부, 칼슘메틸실란트리오레이트 10중량부, 파리나르산 15중량부, 리튬실리케이트 10중량부를 더 첨가한 것을 사용하며;
상기 외벽 방수단계는 메움부 평탄화시킨 후 방수제를 외벽에 도포하는 단계인 것을 특징으로 하는 공동주택과 건축물의 외장 처리방법.In the exterior treatment method of apartment houses and buildings comprising a waterproofing working surface pretreatment step, an aqueous putty filling step for the pretreated waterproofing working surface, an exterior wall waterproofing step of applying a waterproofing agent to the exterior wall after flattening the filling portion;
The waterproof work surface pretreatment step includes a cleaning process of removing dust or oil attached to the concrete outer wall, scraping off the fallen material, and then washing with water, and a drying process of maintaining the surface moisture content of the outer wall to be 10% or less after washing;
The water-based putty filling step is a step of applying and fixing water-based putty to the pretreated waterproofing working surface, and the water-based putty is a mixed resin 100 in which an acrylic emulsion resin and a one-component reaction curable urethane resin (PUD) are mixed in a weight ratio of 1:1. Based on parts by weight, 5 parts by weight of vinyl triethoxysilane, 10 parts by weight of xylene, 5 parts by weight of pyrometric acid, 5 parts by weight of insulin, 2.5 parts by weight of detanium fine powder having a particle size of 10 μm, 5 parts by weight of antimony doped tin oxide (ATO) 5 parts by weight, phosphite 10 parts by weight, gluconate 5 parts by weight, vanadium oxide (V 2 O 5 ) 5 parts by weight, triphenylphosphine 15 parts by weight, calcium methylsilane trioleate 10 parts by weight, farinaric acid 15 parts by weight , used in which 10 parts by weight of lithium silicate is further added;
The exterior wall waterproofing step is a step of applying a waterproofing agent to the exterior wall after flattening the infill.
상기 방수작업면 전처리단계에서, 상기 건조과정 후 건조된 외벽에 수산화칼륨수용액을 스프레이하고 다시 자연건조하여 방수작업될 외벽면이 알카리상태로 유지하는 알카리처리단계를 더 수행하되,
상기 알카리처리단계에서 사용되는 수산화칼륨수용액은 물 100중량부에 대해, 수산화칼륨 25중량부, 아세트산에틸에스테르 5중량부, 붕규산유리 4.5중량부, 폴리프로필렌글리콜 6.5중량부, 메틸실리코네이트 10중량부, 테트라데실글리시딜에테르 5중량부, 우레아 5중량부, 클로로프렌고무 10중량부, 디아조늄염 10중량부, 산화알루미늄 나노분말 5중량부, 탄화규소 나노분말 2.5중량부가 첨가 혼합된 용액인 것을 특징으로 하는 공동주택과 건축물의 외장 처리방법.
The method of claim 1,
In the pre-treatment step of the waterproofing work surface, an alkali treatment step of spraying an aqueous solution of potassium hydroxide on the dried outer wall after the drying process and drying naturally again to maintain the outer wall surface to be waterproofed in an alkaline state is further performed,
The aqueous potassium hydroxide solution used in the alkali treatment step is based on 100 parts by weight of water, 25 parts by weight of potassium hydroxide, 5 parts by weight of ethyl acetate ester, 4.5 parts by weight of borosilicate glass, 6.5 parts by weight of polypropylene glycol, and 10 parts by weight of methylsiliconate. , 5 parts by weight of tetradecyl glycidyl ether, 5 parts by weight of urea, 10 parts by weight of chloroprene rubber, 10 parts by weight of diazonium salt, 5 parts by weight of aluminum oxide nanopowder, 2.5 parts by weight of silicon carbide nanopowder A method of exterior treatment of apartment houses and buildings characterized by them.
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| KR102018148B1 (en) | 2019-05-21 | 2019-09-04 | 건진건설 주식회사 | Waterproofing/discharge and reinforcement method of underground structure exterior wall using Graphine or Carbon nanotube |
| KR102141508B1 (en) * | 2020-03-27 | 2020-08-06 | 신명순 | Integrated repair reinforcement method for crack repair and cross-section repair of concrete structures |
| KR102230678B1 (en) * | 2020-08-20 | 2021-03-22 | 고효석 | Method for enhancing concrete duability using chloride measuring agent, alkali recovery agent, impurities remover and impurity repellent |
| KR102321032B1 (en) * | 2020-12-22 | 2021-11-02 | 권병돈 | Building reinforcement waterproofing method |
| KR102243914B1 (en) * | 2021-03-02 | 2021-04-23 | 이병준 | High insulation pollution prevention fluorine resin paint manufacturing method |
| KR102362578B1 (en) * | 2021-10-29 | 2022-02-15 | (주)아이엔지그룹건축사사무소 | External wall waterproofing method of apartment houses and buildings |
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