KR101008322B1 - 직경과 용융점 차이를 갖는 섬유와 분말로 구성된 복합소재폭렬방지재 및 이 폭렬방지재를 이용한 고강도 내화 콘크리트 - Google Patents
직경과 용융점 차이를 갖는 섬유와 분말로 구성된 복합소재폭렬방지재 및 이 폭렬방지재를 이용한 고강도 내화 콘크리트 Download PDFInfo
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- KR101008322B1 KR101008322B1 KR1020080134286A KR20080134286A KR101008322B1 KR 101008322 B1 KR101008322 B1 KR 101008322B1 KR 1020080134286 A KR1020080134286 A KR 1020080134286A KR 20080134286 A KR20080134286 A KR 20080134286A KR 101008322 B1 KR101008322 B1 KR 101008322B1
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- fiber
- explosion
- powder
- concrete
- melting point
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- 239000000835 fiber Substances 0.000 title claims abstract description 151
- 239000000463 material Substances 0.000 title claims abstract description 75
- 239000000843 powder Substances 0.000 title claims abstract description 70
- 239000004567 concrete Substances 0.000 title claims abstract description 59
- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 238000002844 melting Methods 0.000 title claims abstract description 32
- 230000008018 melting Effects 0.000 title claims abstract description 32
- 238000004880 explosion Methods 0.000 claims abstract description 94
- 230000002265 prevention Effects 0.000 claims abstract description 40
- 239000011372 high-strength concrete Substances 0.000 claims abstract description 21
- 229920000642 polymer Polymers 0.000 claims abstract description 9
- 239000004743 Polypropylene Substances 0.000 claims abstract description 8
- -1 polypropylene Polymers 0.000 claims abstract description 8
- 229920001155 polypropylene Polymers 0.000 claims abstract description 8
- 229920001778 nylon Polymers 0.000 claims abstract description 6
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 description 21
- 239000011148 porous material Substances 0.000 description 10
- 238000010348 incorporation Methods 0.000 description 7
- 239000004568 cement Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 239000002360 explosive Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 229910021487 silica fume Inorganic materials 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 229920003317 Fusabond® Polymers 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 241001415801 Sulidae Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- C04B16/04—Macromolecular compounds
- C04B16/06—Macromolecular compounds fibrous
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/0048—Fibrous materials
- C04B20/0072—Continuous fibres
-
- 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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2084—Thermal shock resistance
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant 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
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Building Environments (AREA)
Abstract
Description
폭렬방지재 | 밀도(g/cm3) | 길이(mm) | 직경(mm) | 용융점(℃) | |
분말 | 폴리머분말 | 0.93 | - | 0.25 | 127 |
제1섬유 | 폴리프로필렌섬유 | 0.91 | 19 | 0.07 | 162 |
제2섬유 | 나일론섬유 | 1.15 | 12 | 0.02 | 220 |
폴리머분말: FUSABOND E MB 158D 50 POWDER(듀퐁사 제품) |
배합강도 (MPa) |
W/B(%) |
S/a(%) |
SP/C(%) |
질량배합(kg/m3) | |||||
물(W) | 결합재(B) | S | G | ||||||
C | FA | SF | |||||||
80 | 22.5 | 43 | 1.8 | 152 | 507 | 135 | 34 | 660 | 882 |
시멘트(C): 국내산 보통 포틀랜드시멘트 잔골재(S): 세척사 굵은골재(G): 20㎜ 부순 굵은골재 고성능감수제(SP): 폴리칼본산계 |
폭렬방지재 | |||
제1섬유 혼입률(%/vol) |
제1분말 혼입률(%/vol) |
제1섬유:분말 혼입률(%/vol) |
복합섬유:분말 혼입률(%/vol) |
0 | 0 | 0 | 0 |
0.05 | 0.05 | 0.1:0 | 0.1:0 |
0.10 | 0.10 | 0.075:0.025 | 0.075:0.025 |
0.15 | 0.15 | 0.05:0.05 | 0.05:0.05 |
0.20 | 0.20 | 0.025:0.075 | 0.025:0.075 |
- | - | 0:0.1 | 0:0.1 |
Claims (4)
- 고강도 콘크리트의 폭렬방지를 위한 폭렬방지재로서,분말과 섬유가 1:1~3의 용적비로 조성되되,상기 분말은 직경이 0.10~0.5mm이고 용융점이 110~150℃인 폴리머분말이고,상기 섬유는 직경이 0.05~0.10mm이면서 길이가 5~25mm이고 용융점이 150~190℃인 제1섬유로 이루어진 단일섬유이며,상기 제1섬유는 폴리프로필렌섬유임을 특징으로 하는 복합소재 폭렬방지재.
- 고강도 콘크리트의 폭렬방지를 위한 폭렬방지재로서,분말과 섬유가 1:1~3의 용적비로 조성되되,상기 분말은 직경이 0.10~0.5mm이고 용융점이 110~150℃인 폴리머분말이고,상기 섬유는 직경이 0.05~0.10mm이면서 길이가 5~25mm이고 용융점이 150~190℃인 제1섬유와 직경이 0.01~0.05mm이면서 길이가 5~25mm이고 용융점이 190~250℃인 제2섬유가 혼합된 복합섬유이며,상기 제1섬유는 폴리프로필렌섬유이고,상기 제2섬유는 나일론섬유 또는 폴리비닐알코올섬유임을 특징으로 하는 복합소재 폭렬방지재.
- 제2항에서,상기 섬유는 제1섬유와 제2섬유가 1:1의 용적비로 조성된 복합섬유임을 특징으로 하는 복합소재 폭렬방지재.
- 고강도 콘크리트에서 상기 제1항 내지 제3항 중 어느 한 항의 복합소재 폭렬방지재를 콘크리트 용적의 0.1~0.2vol%로 혼입한 것을 특징으로 하는 고강도 내화 콘크리트.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080134286A KR101008322B1 (ko) | 2008-12-26 | 2008-12-26 | 직경과 용융점 차이를 갖는 섬유와 분말로 구성된 복합소재폭렬방지재 및 이 폭렬방지재를 이용한 고강도 내화 콘크리트 |
US12/647,189 US20100168281A1 (en) | 2008-12-26 | 2009-12-24 | Spalling-Preventing Composite Material Composed of Fiber and Powder Having Different Diameters and Melting Points, and High-Strength Refractory Concrete Comprising the Same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080134286A KR101008322B1 (ko) | 2008-12-26 | 2008-12-26 | 직경과 용융점 차이를 갖는 섬유와 분말로 구성된 복합소재폭렬방지재 및 이 폭렬방지재를 이용한 고강도 내화 콘크리트 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100076284A KR20100076284A (ko) | 2010-07-06 |
KR101008322B1 true KR101008322B1 (ko) | 2011-01-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080134286A KR101008322B1 (ko) | 2008-12-26 | 2008-12-26 | 직경과 용융점 차이를 갖는 섬유와 분말로 구성된 복합소재폭렬방지재 및 이 폭렬방지재를 이용한 고강도 내화 콘크리트 |
Country Status (2)
Country | Link |
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US (1) | US20100168281A1 (ko) |
KR (1) | KR101008322B1 (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101437230B1 (ko) * | 2012-11-22 | 2014-09-02 | 대림산업 주식회사 | 폭열 방지용 내열성 섬유를 이용한 고강도 원심성형 콘크리트 기둥구조 및 그 제조방법 |
KR20160015568A (ko) * | 2014-07-31 | 2016-02-15 | (주)에이치비티 | 내화피복재 |
KR20240043217A (ko) | 2022-09-26 | 2024-04-03 | 동서대학교 산학협력단 | 폐마스크를 활용한 섬유보강 콘크리트의 제조방법 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101339904B1 (ko) * | 2012-01-13 | 2013-12-10 | 한국과학기술원 | 탄소나노튜브를 함유한 시멘트 복합재료의 제조방법과 이 시멘트 복합재료를 이용한 탄소나노튜브-시멘트 구조체의 제조방법 |
CA3064639A1 (en) | 2016-05-24 | 2017-11-30 | Banthia Consulting Services Ltd. | Polymer fibers for reinforcement of cement-based composites |
US10071934B1 (en) * | 2017-02-22 | 2018-09-11 | Nano And Advanced Materials Institute Limited | High performance fire resistant concrete containing hybrid fibers and nano particles |
KR102680534B1 (ko) * | 2023-11-24 | 2024-07-03 | 주식회사 하이퍼콘 | 내화 및 전자파차폐 콘크리트 조성물 및 제조방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2000143322A (ja) | 1998-11-11 | 2000-05-23 | Takenaka Komuten Co Ltd | 耐爆裂性コンクリート |
JP2003192416A (ja) | 2001-12-21 | 2003-07-09 | Taiheiyo Cement Corp | 耐爆裂性高強度セメント質硬化体 |
JP2004026631A (ja) | 2002-03-28 | 2004-01-29 | Zenitaka Corp | 耐爆裂性高強度コンクリート、及び耐爆裂性高強度コンクリートの製造方法 |
JP2004149346A (ja) | 2002-10-30 | 2004-05-27 | Taiheiyo Cement Corp | 耐爆裂性高強度セメント質硬化体およびその製造方法 |
Family Cites Families (3)
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---|---|---|---|---|
FR2804952B1 (fr) * | 2000-02-11 | 2002-07-26 | Rhodia Chimie Sa | Composition de beton ultra haute performance resistant au feu |
US6902001B2 (en) * | 2003-06-10 | 2005-06-07 | Schlumberger Technology Corporation | Cementing compositions and application of such compositions for cementing oil wells or the like |
US7169466B2 (en) * | 2004-05-21 | 2007-01-30 | The Clorox Company | Multiple-component binder systems for porous composite blocks |
-
2008
- 2008-12-26 KR KR1020080134286A patent/KR101008322B1/ko active IP Right Grant
-
2009
- 2009-12-24 US US12/647,189 patent/US20100168281A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000143322A (ja) | 1998-11-11 | 2000-05-23 | Takenaka Komuten Co Ltd | 耐爆裂性コンクリート |
JP2003192416A (ja) | 2001-12-21 | 2003-07-09 | Taiheiyo Cement Corp | 耐爆裂性高強度セメント質硬化体 |
JP2004026631A (ja) | 2002-03-28 | 2004-01-29 | Zenitaka Corp | 耐爆裂性高強度コンクリート、及び耐爆裂性高強度コンクリートの製造方法 |
JP2004149346A (ja) | 2002-10-30 | 2004-05-27 | Taiheiyo Cement Corp | 耐爆裂性高強度セメント質硬化体およびその製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101437230B1 (ko) * | 2012-11-22 | 2014-09-02 | 대림산업 주식회사 | 폭열 방지용 내열성 섬유를 이용한 고강도 원심성형 콘크리트 기둥구조 및 그 제조방법 |
KR20160015568A (ko) * | 2014-07-31 | 2016-02-15 | (주)에이치비티 | 내화피복재 |
KR101648432B1 (ko) * | 2014-07-31 | 2016-08-16 | (주)에이치비티 | 내화피복재 |
KR20240043217A (ko) | 2022-09-26 | 2024-04-03 | 동서대학교 산학협력단 | 폐마스크를 활용한 섬유보강 콘크리트의 제조방법 |
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Publication number | Publication date |
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US20100168281A1 (en) | 2010-07-01 |
KR20100076284A (ko) | 2010-07-06 |
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