KR101150458B1 - 친환경 섬유보강 콘크리트 - Google Patents
친환경 섬유보강 콘크리트 Download PDFInfo
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- KR101150458B1 KR101150458B1 KR1020120006789A KR20120006789A KR101150458B1 KR 101150458 B1 KR101150458 B1 KR 101150458B1 KR 1020120006789 A KR1020120006789 A KR 1020120006789A KR 20120006789 A KR20120006789 A KR 20120006789A KR 101150458 B1 KR101150458 B1 KR 101150458B1
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- 239000011210 fiber-reinforced concrete Substances 0.000 title claims abstract description 37
- 230000007613 environmental effect Effects 0.000 title description 2
- 239000000835 fiber Substances 0.000 claims abstract description 131
- 239000004567 concrete Substances 0.000 claims abstract description 49
- 239000004568 cement Substances 0.000 claims description 25
- 244000025254 Cannabis sativa Species 0.000 claims description 16
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 16
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 16
- 235000009120 camo Nutrition 0.000 claims description 16
- 235000005607 chanvre indien Nutrition 0.000 claims description 16
- 239000011487 hemp Substances 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000033228 biological regulation Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 229920002994 synthetic fiber Polymers 0.000 abstract description 13
- 241001494479 Pecora Species 0.000 abstract description 11
- 238000005452 bending Methods 0.000 abstract description 5
- 230000000052 comparative effect Effects 0.000 description 91
- 235000011777 Corchorus aestuans Nutrition 0.000 description 15
- 235000010862 Corchorus capsularis Nutrition 0.000 description 15
- 239000004743 Polypropylene Substances 0.000 description 11
- -1 polypropylene Polymers 0.000 description 11
- 229920001155 polypropylene Polymers 0.000 description 11
- 229920002522 Wood fibre Polymers 0.000 description 10
- 239000012209 synthetic fiber Substances 0.000 description 10
- 239000002025 wood fiber Substances 0.000 description 10
- 229920001778 nylon Polymers 0.000 description 9
- 240000000491 Corchorus aestuans Species 0.000 description 8
- 240000004792 Corchorus capsularis Species 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000005336 cracking Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 238000010348 incorporation Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 239000011398 Portland cement Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 238000003756 stirring Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- AETVBWZVKDOWHH-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-3-(1-ethylazetidin-3-yl)oxypyrazol-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C=1C(=NN(C=1)CC(=O)N1CC2=C(CC1)NN=N2)OC1CN(C1)CC AETVBWZVKDOWHH-UHFFFAOYSA-N 0.000 description 1
- WZFUQSJFWNHZHM-UHFFFAOYSA-N 2-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)CC(=O)N1CC2=C(CC1)NN=N2 WZFUQSJFWNHZHM-UHFFFAOYSA-N 0.000 description 1
- 229910001341 Crude steel Inorganic materials 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000000797 Hibiscus cannabinus Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011492 sheep wool Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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
- C04B16/00—Use of organic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of organic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B16/02—Cellulosic materials
-
- 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
-
- 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
-
- 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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Civil Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
도 2의 A와 B 각각은 본 발명의 실시예에서 사용한 펄프섬유와 목재섬유 사진이다.
도 3의 A와 B 각각은 본 발명의 실시예에서 사용한 폴리프로필렌 섬유와 나일론 섬유 사진이다.
도 4는 본 발명의 실시예에서 사용한 마크로 합성섬유(Macro-synthetic fiber) 사진이다.
단위(kg) | ||||
시멘트 | 물 | 잔골재 | 굵은골재 | 혼화제 |
40.1 | 17.2 | 84.1 | 90.7 | 0.28 |
시멘트 : 성신양회의 1종 보통 포틀랜드 시멘트 잔골재 : 조립률 2.8, 삼한강의 세척사 굵은골재 : 13㎜ 이하의 쇄석골재 혼화제 1 : 동남기업의 AE감수제 |
구분 | 섬유 종류 |
섬유 혼입량 (kg/m3) |
비교예 1 | 사용 X | 없음 |
비교예 2 | 1 ㎝ 양마 섬유 | 3.5 |
비교예 3 | 2.2 ㎝ 양마 섬유 | 0.9 |
비교예 4 | 1 ㎝ 황마 섬유 | 0.9 |
비교예 5 | 폴리프로필렌 섬유 | 0.9 |
비교예 6 | 펄프 섬유 | 1.2 |
비교예 7 | 목재 섬유 | 1.2 |
비교예 8 | 나일론 섬유 | 0.6 |
비교예 9 | 마크로 합성섬유 | 5 |
비교예 10 | 8 | |
황마 섬유 : 1㎝로 절단한 콘테크사의 황마섬유 폴리프로필렌 섬유 : 나이콘소재의 상품명:파워메쉬화이버 펄프 섬유 : 덕창건업사의 상품명:슈퍼콘셀 목재 섬유 : 케미우스코리아의 상품명:울트라 500 나일론 섬유 : 에스에스산업의 상품명 : 아미콘 마크로 합성섬유 : 덕창건업의 상품명 : Enduro 600 |
구분 | 섬유종류 | 초기 슬럼프 (mm) |
경시변화(30분) 후 슬럼프 (mm) |
슬럼프 변화차(mm) |
실시예 1 | 양마 섬유 | 175 | 165 | 10 |
실시예 2 | 양마 섬유 | 170 | 160 | 10 |
실시예 3 | 양마 섬유 | 165 | 160 | 5 |
실시예 4 | 양마 섬유 | 165 | 155 | 10 |
비교예 1 | - | 180 | 165 | 15 |
비교예 2 | 양마 섬유 | 174 | 160 | 14 |
비교예 3 | 양마 섬유 | 170 | 157 | 13 |
비교예 4 | 황마 섬유 | 165 | 150 | 15 |
비교예 5 | 폴리프로필렌 섬유 |
160 | 140 | 20 |
비교예 6 | 펄프 섬유 | 155 | 130 | 25 |
비교예 7 | 목재 섬유 | 160 | 140 | 20 |
비교예 8 | 나일론 섬유 | 155 | 140 | 15 |
비교예 9 | 마크로 합성 섬유 |
160 | 150 | 10 |
비교예 10 | 165 | 155 | 10 |
구분 | 섬유종류 | 공기량(%) | 경시변화(30분) 후 공기량(%) |
실시예 1 | 양마 섬유 | 5.1 | 4.9 |
실시예 2 | 양마 섬유 | 5.3 | 4.3 |
실시예 3 | 양마 섬유 | 5.7 | 4.1 |
실시예 4 | 양마 섬유 | 5.9 | 4.2 |
비교예 1 | - | 5.2 | 4.7 |
비교예 2 | 양마 섬유 | 5.1 | 4.7 |
비교예 3 | 양마 섬유 | 5.2 | 4.5 |
비교예 4 | 황마 섬유 | 5.0 | 4.3 |
비교예 5 | 폴리프로필렌 섬유 |
5.1 | 3.9 |
비교예 6 | 펄프 섬유 | 5.1 | 4.0 |
비교예 7 | 목재 섬유 | 5.2 | 4.3 |
비교예 8 | 나일론 섬유 | 4.9 | 3.7 |
비교예 9 | 마크로 합성 섬유 |
4.8 | 4.4 |
비교예 10 | 5.0 | 4.6 |
구분 | 섬유종류 | 재령 7일 (MPa) | 재령 28일 (MPa) |
실시예 1 | 양마 섬유 | 27.0 | 32.3 |
실시예 2 | 양마 섬유 | 29.2 | 34.5 |
실시예 3 | 양마 섬유 | 28.9 | 35.4 |
실시예 4 | 양마 섬유 | 29.1 | 35.9 |
비교예 1 | - | 26.0 | 29.5 |
비교예 2 | 양마 섬유 | 26.1 | 29.7 |
비교예 3 | 양마 섬유 | 26.2 | 29.8 |
비교예 4 | 황마 섬유 | 27.2 | 31.6 |
비교예 5 | 폴리프로필렌 섬유 |
22.7 | 31.0 |
비교예 6 | 펄프 섬유 | 26.8 | 27.6 |
비교예 7 | 목재 섬유 | 25.5 | 26.9 |
비교예 8 | 나일론 섬유 | 26.5 | 30.5 |
비교예 9 | 마크로 합성 섬유 |
23.7 | 28.4 |
비교예 10 | 22.6 | 27.1 |
구분 | 섬유종류 | 재령 7일 (MPa) | 재령 28일 (MPa) |
실시예 1 | 양마 섬유 | 2.13 | 3.05 |
실시예 2 | 양마 섬유 | 2.23 | 3.14 |
실시예 3 | 양마 섬유 | 2.35 | 3.15 |
실시예 4 | 양마 섬유 | 2.41 | 3.21 |
비교예 1 | - | 1.85 | 2.59 |
비교예 2 | 양마 섬유 | 1.92 | 2.61 |
비교예 3 | 양마 섬유 | 1.95 | 2.65 |
비교예 4 | 황마 섬유 | 2.20 | 3.02 |
비교예 5 | 폴리프로필렌 섬유 |
2.34 | 2.72 |
비교예 6 | 펄프 섬유 | 2.00 | 2.44 |
비교예 7 | 목재 섬유 | 1.89 | 2.31 |
비교예 8 | 나일론 섬유 | 2.29 | 2.66 |
비교예 9 | 마크로 합성 섬유 |
2.01 | 2.34 |
비교예 10 | 2.14 | 2.46 |
구분 | 섬유종류 | 7일 (MPa) | 28일 (MPa) |
실시예 1 | 양마 섬유 | 3.9 | 4.7 |
실시예 2 | 양마 섬유 | 4.0 | 4.96 |
실시예 3 | 양마 섬유 | 4.2 | 5.11 |
실시예 4 | 양마 섬유 | 4.24 | 5.27 |
비교예 1 | - | 3.78 | 4.60 |
비교예 2 | 양마 섬유 | 3.82 | 4.62 |
비교예 3 | 양마 섬유 | 3.85 | 4.65 |
비교예 4 | 황마 섬유 | 4.1 | 4.7 |
비교예 5 | 폴리프로필렌 섬유 |
4.23 | 4.85 |
비교예 6 | 펄프 섬유 | 3.95 | 4.55 |
비교예 7 | 목재 섬유 | 4.07 | 4.46 |
비교예 8 | 나일론 섬유 | 4.05 | 4.54 |
비교예 9 | 마크로 합성 섬유 |
3.80 | 4.35 |
비교예 10 | 3.89 | 4.54 |
건조수축 길이 변화율 단위 (×10-6) | ||||
재령
(일) |
실시예 | |||
1 | 2 | 3 | 4 | |
0 | 0 | 0 | 0 | 0 |
2 | -11.2 | -10.4 | -8.8 | -8.5 |
4 | -76.7 | -68.9 | -56.7 | -51.2 |
6 | -121.1 | -103 | -98.4 | -94.7 |
7 | -165.4 | -154.4 | -121.3 | -109.8 |
14 | -194.5 | -189.5 | -156.5 | -124.7 |
21 | -252.3 | -239.4 | -212.3 | -198.9 |
28 | -331.2 | -300.1 | -298.5 | -291.3 |
35 | -401.2 | -389.9 | -365.6 | -347.0 |
42 | -434.5 | -425.6 | -434.5 | -411.2 |
49 | -487.9 | -501.2 | -467.8 | -442.9 |
56 | -562.3 | -531.2 | -508.1 | -484.5 |
건조수축 길이 변화율 단위 (×10-6) | ||||||||||
재령
(일) |
비교예 | |||||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2 | -26.3 | -17.4 | -18.5 | -13.2 | -23.1 | -39.5 | -13.2 | -26.3 | -24.2 | -39.5 |
4 | -78.9 | -74.6 | -79.4 | -118.4 | -88.4 | -92.1 | -78.9 | -157.9 | -39.5 | -157.9 |
6 | -118.4 | -120.2 | -120.7 | -184.2 | -145.6 | -157.9 | -157.9 | -289.5 | -105.3 | -263.2 |
7 | -184.2 | -159.1 | -160.3 | -250 | -198.4 | -236.8 | -223.7 | -328.9 | -144.7 | -289.5 |
14 | -250 | -214.8 | -218.1 | -315.8 | -289.3 | -342.1 | -289.5 | -355.3 | -197.4 | -342.1 |
21 | -342.1 | -259.3 | -261.8 | -381.6 | -332.1 | -381.6 | -368.4 | -394.7 | -276.3 | -381.6 |
28 | -434.2 | -361.9 | -367.5 | -434.2 | -415.1 | -447.4 | -407.9 | -447.4 | -381.6 | -421.1 |
35 | -500 | -453.1 | -452.3 | -473.7 | -489.9 | -500 | -473.7 | -500 | -421.1 | -473.7 |
42 | -526.3 | -493.6 | -495.9 | -513.2 | -537.6 | -539.5 | -513.2 | -539.5 | -513.2 | -539.5 |
49 | -578.9 | -529.5 | -531.8 | -578.9 | -588.9 | -565.8 | -526.3 | -552.6 | -539.5 | -592.1 |
56 | -592.1 | -552.4 | -557.3 | -580.1 | -602.1 | -578.9 | -526.3 | -552.6 | -552.6 | -605.2 |
Claims (10)
- 시멘트 100 중량부에 대하여 물 30 ~ 60 중량부, 잔골재 100 ~ 300 중량부,
굵은골재 150 ~ 400 중량부 및 혼화제 0.1 ~ 5 중량부를 포함하는 시멘트 혼합물 1㎥ 당 양마섬유를 0.3 ~ 3 ㎏로 포함하며 양마섬유의 평균길이는 0.1 ~ 2 cm이고, 섬유보강 콘크리트 중 KS F 2402 규정에 의해 측정한 슬럼프 값이 하기 방정식 1을 만족하는 것을 특징으로 하는 친환경 섬유보강 콘크리트;
[방정식 1]
초기 슬럼프값(㎜)-15 ㎜≤ 슬럼프값(㎜) ≤ 초기 슬럼프값(㎜)+15 ㎜
방정식 1에 있어서, 상기 슬럼프값은 굳지 않은 콘크리트를 제조한 후, 30분
경과후에 측정한 슬럼프 측정 값이다.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 제 1 항에 있어서, KS F 2405 규정에 의해 측정한 압축강도가 30 ~ 40 MPa인 것을 특징으로 하는 친환경 섬유보강 콘크리트.
- 제 1 항에 있어서, KS F 2423 규정에 의해 측정한 인장강도가 3.00 ~ 4.00 MPa인 것을 특징으로 하는 친환경 섬유보강 콘크리트.
- 제 1 항에 있어서, KS F 2408 규정에 의해 측정한 휨강도가 4.5 ~ 6 MPa인 것을 특징으로 하는 친환경 섬유보강 콘크리트.
- 제 1 항에 있어서, KS F 2424 규정에 의해 측정한 건조수축 길이변화율이 -400×10-6 ~ -550×10-6(재령 49일 기준)인 것을 특징으로 하는 친환경 섬유보강 콘크리트.
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Cited By (4)
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KR101209629B1 (ko) * | 2012-08-29 | 2012-12-07 | 한림에코텍 주식회사 | 균열제어 기능을 갖는 콘크리트 제품 및 그 제조방법 |
KR101415955B1 (ko) | 2012-10-30 | 2014-07-04 | 코오롱글로벌 주식회사 | 섬유보강 콘크리트에서 섬유혼입량 측정방법 및 이를 수행하는 장치 |
WO2021079363A1 (en) * | 2019-10-23 | 2021-04-29 | Kenaf Ventures Ltd | Building materials and methods of manufacturing same |
CN116835946A (zh) * | 2023-08-01 | 2023-10-03 | 宁波新力建材科技有限公司 | 一种高强度混凝土及其制备方法 |
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JP2002080257A (ja) | 2000-06-21 | 2002-03-19 | Matsushita Electric Works Ltd | ケナフ繊維強化セメント板 |
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JP2002080257A (ja) | 2000-06-21 | 2002-03-19 | Matsushita Electric Works Ltd | ケナフ繊維強化セメント板 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101209629B1 (ko) * | 2012-08-29 | 2012-12-07 | 한림에코텍 주식회사 | 균열제어 기능을 갖는 콘크리트 제품 및 그 제조방법 |
KR101415955B1 (ko) | 2012-10-30 | 2014-07-04 | 코오롱글로벌 주식회사 | 섬유보강 콘크리트에서 섬유혼입량 측정방법 및 이를 수행하는 장치 |
WO2021079363A1 (en) * | 2019-10-23 | 2021-04-29 | Kenaf Ventures Ltd | Building materials and methods of manufacturing same |
CN116835946A (zh) * | 2023-08-01 | 2023-10-03 | 宁波新力建材科技有限公司 | 一种高强度混凝土及其制备方法 |
CN116835946B (zh) * | 2023-08-01 | 2024-01-26 | 宁波新力建材科技有限公司 | 一种高强度混凝土及其制备方法 |
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