KR102709083B1 - 조강 콘크리트 조성물 - Google Patents
조강 콘크리트 조성물 Download PDFInfo
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- KR102709083B1 KR102709083B1 KR1020240049459A KR20240049459A KR102709083B1 KR 102709083 B1 KR102709083 B1 KR 102709083B1 KR 1020240049459 A KR1020240049459 A KR 1020240049459A KR 20240049459 A KR20240049459 A KR 20240049459A KR 102709083 B1 KR102709083 B1 KR 102709083B1
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- nanosilicate
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Classifications
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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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators or shrinkage compensating agents
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators or shrinkage compensating agents
- C04B22/02—Elements
- C04B22/04—Metals, e.g. aluminium used as blowing agent
-
- 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
- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators or shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/148—Aluminium-sulfate
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/02—Alcohols; Phenols; Ethers
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/02—Alcohols; Phenols; Ethers
- C04B24/023—Ethers
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/04—Carboxylic acids; Salts, anhydrides or esters thereof
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/04—Carboxylic acids; Salts, anhydrides or esters thereof
- C04B24/06—Carboxylic acids; Salts, anhydrides or esters thereof containing hydroxy groups
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/12—Nitrogen containing compounds organic derivatives of hydrazine
- C04B24/124—Amides
-
- 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
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2641—Polyacrylates; Polymethacrylates
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/021—Ash cements, e.g. fly ash cements ; Cements based on incineration residues, e.g. alkali-activated slags from waste incineration ; Kiln dust cements
-
- 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
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/08—Slag cements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
시멘트, 골재, 고로슬래그, 플라이애시 및 나노실리케이트 분말이 포함되는 혼화제를 포함하는 것을 특징으로 한다.
| 구분 | W/B (%) |
S/a (%) |
Air (%) |
W (kg/㎥) |
OPC (kg/㎥) |
BFS (kg/㎥) |
FA (kg/㎥) |
Sand (kg) |
Coarse Agge (kg) |
페로실리콘 | 혼화제 |
| 51.1 | 52 | 4.5 | 169 | 225 | 45 | 25 | 880 | 860 | 8 | 0.72 |
| 구분 | 3일 압축강도 (MPa) |
7일 치수변화율 (㎛) |
Flow(mm) | |
| 상온 | 저온 (℃) |
60분 | ||
| 실시예 1 | 15 | 3.1 | -270 | 190 |
| 실시예 2 | 23 | 4.2 | -320 | 175 |
| 실시예 3 | 25 | 3.9 | -380 | 160 |
| 실시예 4 | 24 | 4.0 | -290 | 185 |
| 실시예 5 | 22 | 10.8 | -340 | 160 |
| 실시예 6 | 22 | 10.7 | -280 | 165 |
Claims (8)
- 시멘트, 골재, 고로슬래그, 플라이애시 및 나노실리케이트 분말이 포함되는 혼화제를 포함하되,
상기 혼화제는,
나노실리케이트 100중량부에 대해 폴리아크릴산 10 내지 50중량부, 글루콘산나트륨 5 내지 30중량부, 글리세롤 5 내지 30중량부가 더 포함되며, 나노실리케이트 100중량부에 대해 카르보닐 디아마이드 및 소듐벤조에이트가 (7:3) 내지 (8:2)의 중량비로 혼합된 혼합물 1 내지 10중량부가 더 포함되어, 카르보닐 디아마이드에 의한 저온 환경에서의 조강성이 확보되면서도 소듐벤조에이트의 첨가로 상기 카르보닐 디아마이드의 부반응에 의한 균열문제를 제어하는 것을 특징으로 하는 조강 콘크리트 조성물.
- 제 1항에 있어서,
페로실리콘이 더 포함되는 것을 특징으로 하는 조강 콘크리트 조성물.
- 삭제
- 제 1항에 있어서,
규화마그네슘이 더 포함되는 것을 특징으로 하는 조강 콘크리트 조성물.
- 제 1항에 있어서,
황산알루미늄 분말이 더 포함되는 것을 특징으로 하는 조강 콘크리트 조성물.
- 제 5항에 있어서,
메틸글루세스가 더 포함되는 것을 특징으로 하는 조강 콘크리트 조성물.
- 삭제
- 삭제
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020240049459A KR102709083B1 (ko) | 2024-04-12 | 2024-04-12 | 조강 콘크리트 조성물 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020240049459A KR102709083B1 (ko) | 2024-04-12 | 2024-04-12 | 조강 콘크리트 조성물 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR102709083B1 true KR102709083B1 (ko) | 2024-09-26 |
Family
ID=92928129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020240049459A Active KR102709083B1 (ko) | 2024-04-12 | 2024-04-12 | 조강 콘크리트 조성물 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR102709083B1 (ko) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101355079B1 (ko) * | 2013-07-26 | 2014-02-04 | 박남일 | 조강용 시멘트 또는 초조강용 시멘트를 이용한 콘크리트 조성물 |
| KR20150138957A (ko) * | 2014-05-30 | 2015-12-11 | 한경대학교 산학협력단 | 시멘트 모르타르용 혼화제 조성물 및 이를 포함하는 시멘트 모르타르 |
| KR101612615B1 (ko) * | 2014-07-18 | 2016-04-14 | 주식회사 포스코건설 | 페로실리콘 산업부산물 혼합 콘크리트 조성물 |
| KR101625075B1 (ko) | 2014-12-11 | 2016-05-27 | 주식회사 케미콘 | 조기강도 발현용 콘크리트 액상 혼화제 및 이를 포함하는 콘크리트 조성물 |
| KR101974081B1 (ko) * | 2018-08-31 | 2019-04-30 | 동진산업개발 주식회사 | 콘크리트 및 강 구조물의 중성화와 염해방지용 조성물 및 이를 이용한 시공방법 |
| CN109956699A (zh) * | 2019-03-19 | 2019-07-02 | 黄宇成 | 一种混凝土抗裂剂的制备方法 |
| KR102177102B1 (ko) * | 2019-12-24 | 2020-11-10 | 한일콘(주) | 콘크리트 균열 보수용 코팅제 조성물 |
| KR102278195B1 (ko) * | 2020-07-24 | 2021-07-19 | 송지연 | 균열 저감형 초속경 시멘트 콘크리트 조성물 및 이를 이용한 도로포장 보수공법 |
-
2024
- 2024-04-12 KR KR1020240049459A patent/KR102709083B1/ko active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101355079B1 (ko) * | 2013-07-26 | 2014-02-04 | 박남일 | 조강용 시멘트 또는 초조강용 시멘트를 이용한 콘크리트 조성물 |
| KR20150138957A (ko) * | 2014-05-30 | 2015-12-11 | 한경대학교 산학협력단 | 시멘트 모르타르용 혼화제 조성물 및 이를 포함하는 시멘트 모르타르 |
| KR101612615B1 (ko) * | 2014-07-18 | 2016-04-14 | 주식회사 포스코건설 | 페로실리콘 산업부산물 혼합 콘크리트 조성물 |
| KR101625075B1 (ko) | 2014-12-11 | 2016-05-27 | 주식회사 케미콘 | 조기강도 발현용 콘크리트 액상 혼화제 및 이를 포함하는 콘크리트 조성물 |
| KR101974081B1 (ko) * | 2018-08-31 | 2019-04-30 | 동진산업개발 주식회사 | 콘크리트 및 강 구조물의 중성화와 염해방지용 조성물 및 이를 이용한 시공방법 |
| CN109956699A (zh) * | 2019-03-19 | 2019-07-02 | 黄宇成 | 一种混凝土抗裂剂的制备方法 |
| KR102177102B1 (ko) * | 2019-12-24 | 2020-11-10 | 한일콘(주) | 콘크리트 균열 보수용 코팅제 조성물 |
| KR102278195B1 (ko) * | 2020-07-24 | 2021-07-19 | 송지연 | 균열 저감형 초속경 시멘트 콘크리트 조성물 및 이를 이용한 도로포장 보수공법 |
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