KR100322856B1 - 석고 및 시멘트의 수화 반응 지연제 - Google Patents
석고 및 시멘트의 수화 반응 지연제 Download PDFInfo
- Publication number
- KR100322856B1 KR100322856B1 KR1019990026237A KR19990026237A KR100322856B1 KR 100322856 B1 KR100322856 B1 KR 100322856B1 KR 1019990026237 A KR1019990026237 A KR 1019990026237A KR 19990026237 A KR19990026237 A KR 19990026237A KR 100322856 B1 KR100322856 B1 KR 100322856B1
- Authority
- KR
- South Korea
- Prior art keywords
- hydration
- retarder
- cement
- hydroxide
- time
- Prior art date
Links
- 239000004568 cement Substances 0.000 title description 4
- 239000011507 gypsum plaster Substances 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 21
- 238000006703 hydration reaction Methods 0.000 claims abstract description 20
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims abstract description 18
- 230000036571 hydration Effects 0.000 claims abstract description 14
- 241001465754 Metazoa Species 0.000 claims abstract description 7
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000292 calcium oxide Substances 0.000 claims abstract description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000012670 alkaline solution Substances 0.000 claims abstract description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 5
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 5
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 5
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004094 surface-active agent Substances 0.000 claims abstract description 5
- 229910052602 gypsum Inorganic materials 0.000 abstract description 6
- 239000010440 gypsum Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000035484 reaction time Effects 0.000 abstract description 4
- 239000011083 cement mortar Substances 0.000 abstract description 2
- 238000010276 construction Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 5
- 210000000078 claw Anatomy 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000019645 odor Nutrition 0.000 description 4
- 230000003511 endothelial effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 102000011782 Keratins Human genes 0.000 description 2
- 108010076876 Keratins Proteins 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000283690 Bos taurus Species 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 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
- C04B18/18—Waste materials; Refuse organic
-
- 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
- C04B22/06—Oxides, Hydroxides
- C04B22/062—Oxides, Hydroxides of the alkali or alkaline-earth metals
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/20—Retarders
- C04B2103/22—Set retarders
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/40—Surface-active agents, dispersants
Abstract
Description
Claims (1)
- 수산화나트륨 또는 수산화칼륨과 같은 알칼리용액에 용해시킨 동물의 외피 또는 내피와 산화칼슘, 수산화 칼슘 또는 산화마그네슘과 계면활성제로 이루어진 수화 지연제.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990026237A KR100322856B1 (ko) | 1999-06-30 | 1999-06-30 | 석고 및 시멘트의 수화 반응 지연제 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990026237A KR100322856B1 (ko) | 1999-06-30 | 1999-06-30 | 석고 및 시멘트의 수화 반응 지연제 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010005394A KR20010005394A (ko) | 2001-01-15 |
KR100322856B1 true KR100322856B1 (ko) | 2002-02-09 |
Family
ID=19598471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990026237A KR100322856B1 (ko) | 1999-06-30 | 1999-06-30 | 석고 및 시멘트의 수화 반응 지연제 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100322856B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2623159T3 (es) | 2011-12-01 | 2017-07-10 | Gcp Applied Technologies Inc. | Composición y procedimiento para la obtención de agregados expuestos en superficies de hormigón moldeado y otros materiales cementosos |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4676832A (en) * | 1984-10-26 | 1987-06-30 | Halliburton Company | Set delayed cement compositions and methods of using the same |
JPH02188457A (ja) * | 1989-01-13 | 1990-07-24 | Sumitomo Cement Co Ltd | コンクリートの水和熱低減用添加材料 |
US5215585A (en) * | 1991-10-25 | 1993-06-01 | W. R. Grace & Co.-Conn. | Hydration retarder |
JPH07172893A (ja) * | 1993-12-22 | 1995-07-11 | Chichibu Onoda Cement Corp | セメントの水和発熱抑制剤 |
KR19990014664A (ko) * | 1995-05-10 | 1999-02-25 | 브록 마이클 레이몬드 | 인산마그네슘 시멘트의 응결 속도를 지연시키는 방법 |
-
1999
- 1999-06-30 KR KR1019990026237A patent/KR100322856B1/ko not_active IP Right Cessation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4676832A (en) * | 1984-10-26 | 1987-06-30 | Halliburton Company | Set delayed cement compositions and methods of using the same |
JPH02188457A (ja) * | 1989-01-13 | 1990-07-24 | Sumitomo Cement Co Ltd | コンクリートの水和熱低減用添加材料 |
US5215585A (en) * | 1991-10-25 | 1993-06-01 | W. R. Grace & Co.-Conn. | Hydration retarder |
JPH07172893A (ja) * | 1993-12-22 | 1995-07-11 | Chichibu Onoda Cement Corp | セメントの水和発熱抑制剤 |
KR19990014664A (ko) * | 1995-05-10 | 1999-02-25 | 브록 마이클 레이몬드 | 인산마그네슘 시멘트의 응결 속도를 지연시키는 방법 |
Also Published As
Publication number | Publication date |
---|---|
KR20010005394A (ko) | 2001-01-15 |
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