KR20170104701A - 연약지반 개량용 결합재 조성물 - Google Patents
연약지반 개량용 결합재 조성물 Download PDFInfo
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- KR20170104701A KR20170104701A KR1020160027117A KR20160027117A KR20170104701A KR 20170104701 A KR20170104701 A KR 20170104701A KR 1020160027117 A KR1020160027117 A KR 1020160027117A KR 20160027117 A KR20160027117 A KR 20160027117A KR 20170104701 A KR20170104701 A KR 20170104701A
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- slag
- strength
- soft ground
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- 239000000203 mixture Substances 0.000 title claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 title claims description 7
- 239000011230 binding agent Substances 0.000 title abstract description 24
- 239000002893 slag Substances 0.000 claims abstract description 45
- 239000011575 calcium Substances 0.000 claims abstract description 24
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 20
- 239000011398 Portland cement Substances 0.000 claims abstract description 19
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 13
- 239000007779 soft material Substances 0.000 claims abstract description 11
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 11
- 239000010935 stainless steel Substances 0.000 claims abstract description 11
- 239000000446 fuel Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 10
- 239000003245 coal Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000007670 refining Methods 0.000 claims description 8
- 235000019738 Limestone Nutrition 0.000 claims description 6
- 238000006477 desulfuration reaction Methods 0.000 claims description 6
- 230000023556 desulfurization Effects 0.000 claims description 6
- 239000010881 fly ash Substances 0.000 claims description 6
- 239000006028 limestone Substances 0.000 claims description 6
- 239000002006 petroleum coke Substances 0.000 claims description 5
- 239000011401 Portland-fly ash cement Substances 0.000 claims description 4
- 239000011400 blast furnace cement Substances 0.000 claims description 4
- 239000011335 coal coke Substances 0.000 claims description 4
- 239000003623 enhancer Substances 0.000 claims description 3
- 230000006872 improvement Effects 0.000 abstract description 10
- 238000009991 scouring Methods 0.000 abstract description 5
- 238000003723 Smelting Methods 0.000 abstract description 4
- 238000011161 development Methods 0.000 abstract description 4
- 239000004035 construction material Substances 0.000 abstract description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 19
- 239000004568 cement Substances 0.000 description 12
- 238000001514 detection method Methods 0.000 description 11
- 239000000292 calcium oxide Substances 0.000 description 10
- 235000012255 calcium oxide Nutrition 0.000 description 10
- 239000004927 clay Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000006227 byproduct Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000003513 alkali Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910001385 heavy metal Inorganic materials 0.000 description 5
- 239000002699 waste material Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002956 ash Substances 0.000 description 3
- 239000011449 brick Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010828 elution Methods 0.000 description 3
- 238000006703 hydration reaction Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000002910 solid waste Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- -1 alkali metal salts Chemical class 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 238000002386 leaching Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000003473 refuse derived fuel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- NACUKFIFISCLOQ-UHFFFAOYSA-N [Mg].[Cr] Chemical compound [Mg].[Cr] NACUKFIFISCLOQ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000006114 decarboxylation reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007922 dissolution test Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002085 irritant Substances 0.000 description 1
- 231100000021 irritant Toxicity 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000010813 municipal solid waste Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000003583 soil stabilizing agent Substances 0.000 description 1
- 239000004449 solid propellant Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/14—Waste materials; Refuse from metallurgical processes
- C04B18/141—Slags
- C04B18/142—Steelmaking slags, converter slags
-
- 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
- C04B18/00—Use of agglomerated or waste materials or refuse as fillers for mortars, concrete or artificial stone; Treatment of agglomerated or waste materials or refuse, specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B18/04—Waste materials; Refuse
- C04B18/16—Waste materials; Refuse from building or ceramic industry
-
- 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, shrinkage compensating agents
- C04B22/008—Cement and like inorganic materials added as expanding or shrinkage compensating ingredients in mortar or concrete compositions, the expansion being the result of a recrystallisation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Inorganic Chemistry (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
본 발명에 의한 연약지반 개량용 결합재 조성물은 고로 슬래그 100중량부에 대하여, 스테인레스 정련슬래그 5~500중량부와, 순환 유동층 보일러에서 배출되는 고칼슘 연소재 5~500중량부를 포함한다.
Description
실험 | 방법 | 비고 |
압축강도 | KS F 2343 | 일축압축강도시험방법 |
중금속 용출 | 폐기물공정시험기준 | 중금속 용출시험방법 |
구분 | 압축강도 3일(MPa) | 압축강도 7일(MPa) | 압축강도 28일(MPa) |
비교예 | 0.61 | 1.51 | 2.93 |
실시예1 | 0.60 | 1.48 | 3.02 |
실시예2 | 0.84 | 1.72 | 3.32 |
6가크롬 (㎎/ℓ) |
구리 (㎎/ℓ) |
수은 (㎎/ℓ) |
카드뮴 (㎎/ℓ) |
납 (㎎/ℓ) |
비소 (㎎/ℓ) |
|
허용기준 | 1.5 | 3.0 | 0.005 | 0.3 | 3.0 | 1.5 |
비교예 1 | 0.552 | 0.231 | 불검출 | 불검출 | 0.165 | 불검출 |
실시예 1 | 불검출 | 0.018 | 불검출 | 0.008 | 불검출 | 불검출 |
실시예 2 | 0.021 | 0.006 | 불검출 | 불검출 | 불검출 | 불검출 |
Claims (3)
- 고로 슬래그 100중량부에 대하여,
스테인레스 정련슬래그 5~500중량부와,
순환 유동층 보일러에서 배출되는 고칼슘 연소재 5~500중량부를 포함하는 것을 특징으로 하는 연약지반 개량용 결합재 조성물.
- 제1항에 있어서,
상기 고칼슘 연소재는 일반고형연료(SRF, Solid Refuse Fuel), 바이오고형연료(BIO-SRF,Biomass-Solid Refuse Fuel), 석유 코크스, 석탄 코크스 및 석탄으로 이루어진 군에서 선택된 어느 하나 또는 둘 이상의 혼합물을 석회석과 혼소하는 순환 유동층 보일러의 노내 탈황 공정에서 생성되며, CaO함량이 5~70중량%이고, SO3함량이 1~35중량%인 것을 특징으로 하는 연약지반 개량용 결합재 조성물.
- 제1항에 있어서,
강도 증진을 위해서 보통포틀랜트 시멘트, 고로슬래그 시멘트, 플라이애시 시멘트 및 플라이애시 중 선택된 어느 하나 이상의 혼합물로 이루어진 강도 증진제를 더 포함하며,
상기 강도 증진제는 상기 고로슬래그 100중량부에 대하여 5~300중량부를 더 포함하는 것을 특징으로 하는 연약지반 개량용 결합재 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160027117A KR20170104701A (ko) | 2016-03-07 | 2016-03-07 | 연약지반 개량용 결합재 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020160027117A KR20170104701A (ko) | 2016-03-07 | 2016-03-07 | 연약지반 개량용 결합재 조성물 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20170104701A true KR20170104701A (ko) | 2017-09-18 |
Family
ID=60034274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020160027117A KR20170104701A (ko) | 2016-03-07 | 2016-03-07 | 연약지반 개량용 결합재 조성물 |
Country Status (1)
Country | Link |
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KR (1) | KR20170104701A (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200114671A (ko) * | 2019-03-29 | 2020-10-07 | 주식회사 혜안 | 황산염 자극에 의한 고로슬래그 활성화 무기 결합재 제조방법 |
KR102569485B1 (ko) * | 2022-10-27 | 2023-08-24 | 주식회사 대웅 | 고함수 준설토 급속 안정화 처리용 결합재 조성물 |
KR20240100240A (ko) * | 2022-12-22 | 2024-07-01 | 한국건설기술연구원 | 유해 중금속이 용출되지 않는 지반 그라우트재 조성물 |
-
2016
- 2016-03-07 KR KR1020160027117A patent/KR20170104701A/ko active Search and Examination
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20200114671A (ko) * | 2019-03-29 | 2020-10-07 | 주식회사 혜안 | 황산염 자극에 의한 고로슬래그 활성화 무기 결합재 제조방법 |
KR102569485B1 (ko) * | 2022-10-27 | 2023-08-24 | 주식회사 대웅 | 고함수 준설토 급속 안정화 처리용 결합재 조성물 |
KR20240100240A (ko) * | 2022-12-22 | 2024-07-01 | 한국건설기술연구원 | 유해 중금속이 용출되지 않는 지반 그라우트재 조성물 |
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