JPH04270158A - Hydraulic grouting material - Google Patents
Hydraulic grouting materialInfo
- Publication number
- JPH04270158A JPH04270158A JP3048801A JP4880191A JPH04270158A JP H04270158 A JPH04270158 A JP H04270158A JP 3048801 A JP3048801 A JP 3048801A JP 4880191 A JP4880191 A JP 4880191A JP H04270158 A JPH04270158 A JP H04270158A
- Authority
- JP
- Japan
- Prior art keywords
- particle size
- grouting material
- hydraulic
- grouting
- improved
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title abstract description 29
- 239000002245 particle Substances 0.000 claims abstract description 29
- 239000002893 slag Substances 0.000 claims abstract description 13
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 8
- 239000000920 calcium hydroxide Substances 0.000 claims abstract description 8
- 235000011116 calcium hydroxide Nutrition 0.000 claims abstract description 8
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 8
- 239000011575 calcium Substances 0.000 claims description 5
- 229910052791 calcium Inorganic materials 0.000 claims description 5
- -1 calcium aluminates Chemical class 0.000 claims description 5
- XFWJKVMFIVXPKK-UHFFFAOYSA-N calcium;oxido(oxo)alumane Chemical compound [Ca+2].[O-][Al]=O.[O-][Al]=O XFWJKVMFIVXPKK-UHFFFAOYSA-N 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007774 longterm Effects 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 2
- 230000000740 bleeding effect Effects 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 22
- 239000007924 injection Substances 0.000 description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 229910052602 gypsum Inorganic materials 0.000 description 8
- 239000010440 gypsum Substances 0.000 description 7
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000002156 mixing Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 229910004261 CaF 2 Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- RRDQTXGFURAKDI-UHFFFAOYSA-N formaldehyde;naphthalene-2-sulfonic acid Chemical compound O=C.C1=CC=CC2=CC(S(=O)(=O)O)=CC=C21 RRDQTXGFURAKDI-UHFFFAOYSA-N 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
Landscapes
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Working Measures On Existing Buildindgs (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は、水硬性注入材料に関し
、主として地盤注入やコンクリート構造物のクラックな
どの微細クラックの補修用の水硬性注入材料に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hydraulic injection material, and mainly to a hydraulic injection material for use in ground injection or for repairing minute cracks such as cracks in concrete structures.
【０００２】0002
【従来の技術とその課題】従来、注入材料としては、エ
ポキシ樹脂系やセメント系などが使用されていたが、エ
ポキシ樹脂系は高価で、コンクリートのクラック内部に
水が存在すると長期耐久性が十分でなく、セメント系は
８８μ上の粒子を含み、注入性が十分でないなどの課題
があった。[Conventional technology and its problems] Conventionally, epoxy resin-based or cement-based materials have been used as injection materials, but epoxy resin-based materials are expensive and do not have sufficient long-term durability when water is present inside cracks in concrete. However, the cement system contained particles larger than 88μ and had problems such as insufficient injectability.
【０００３】前記課題を解決する方法として、高炉スラ
グ、石膏、及びポルトランドセメントクリンカーからな
る微粉補修用注入材が提案されたが、初期の凝結が非常
に遅く、クラック注入後の漏れや強度発現性が悪いなど
の課題があった（特開昭６３−２０６３４６号公報）。[0003] As a method to solve the above problem, a fine powder repair injection material made of blast furnace slag, gypsum, and Portland cement clinker has been proposed, but initial setting is very slow and there are problems such as leakage after crack injection and poor strength development. There were problems such as poor performance (Japanese Unexamined Patent Publication No. 63-206346).
【０００４】本発明者らは前記課題を解消すべく種々検
討した結果、特定の組成や粒度の材料を用いることによ
り、注入性が良好で注入後の漏れも無く、短・長期強度
発現性の優れた注入材料が得られるという知見を得て本
発明を完成するに至った。[0004] The inventors of the present invention have conducted various studies to solve the above problems, and have found that by using a material with a specific composition and particle size, a material with good injection properties, no leakage after injection, and short- and long-term strength development can be achieved. The present invention was completed based on the knowledge that an excellent injection material can be obtained.
【０００５】[0005]
【問題を解決するための手段】即ち、本発明は、高炉ス
ラグ、カルシウムアルミネート類、及び消石灰を含有し
てなり、その最大粒径が３２μ以下、かつ、平均粒径が
５μ以下であることを特徴とする水硬性注入材料である
。[Means for solving the problem] That is, the present invention contains blast furnace slag, calcium aluminates, and slaked lime, and has a maximum particle size of 32μ or less and an average particle size of 5μ or less. It is a hydraulic injection material characterized by:
【０００６】以下、本発明を詳細に説明する。The present invention will be explained in detail below.
【０００７】本発明に係る高炉スラグとは、製鉄所の高
炉より副生されるスラグを冷却したものが使用可能であ
り、特に、該スラグを水冷・空冷などの急冷により非晶
質としたものの使用が好ましい。非晶質とした高炉スラ
グのガラス化率は８０％以上が好ましく、かつ、塩基度
が１．５以上のものが強度発現上好ましい。高炉スラグ
の粒度は、最大粒径が３２μ以下で、平均粒径が５μ以
下であることが好ましい。[0007] The blast furnace slag according to the present invention can be a cooled slag that is produced as a by-product from a blast furnace in a steel mill, and in particular, a slag that has been made amorphous by rapid cooling such as water cooling or air cooling. Use is preferred. The vitrification rate of the amorphous blast furnace slag is preferably 80% or more, and the basicity is preferably 1.5 or more in terms of strength development. As for the particle size of the blast furnace slag, it is preferable that the maximum particle size is 32 μm or less and the average particle size is 5 μm or less.
【０００８】本発明に係るカルシウムアルミネート類と
は、カルシウムアルミネート又はカルシウムアルミネー
トとセッコウの混合物をいう。ここで、カルシウムアル
ミネートとは、ＣａＯをＣ、Ａｌ２Ｏ３をＡとすると、
Ｃ１２Ａ７、Ｃ１１Ａ７・ＣａＦ２、Ｃ３Ａ３・ＣａＦ
２、ＣＡ、ＣＡ２、Ｃ３Ａ、Ｃ２Ａ・ＳｉＯ２、及びＣ
３Ａ３・ＣａＳＯ４等と示される鉱物の一種又は二種以
上からなるものである。また、カルシウムアルミネート
は、結晶質、非晶質のいずれも使用可能であるが、該鉱
物を結晶化させることなくガラス状態を保有したまま固
化させた非晶質のものが強度発現の面から好ましく、特
に、非晶質のカルシウムアルミネート中のＣ成分が３０
〜５０重量部であるカルシウムアルミネートが取扱い上
や強度発現の面から特に好ましい。[0008] Calcium aluminates according to the present invention refer to calcium aluminate or a mixture of calcium aluminate and gypsum. Here, with calcium aluminate, if CaO is C and Al2O3 is A,
C12A7, C11A7・CaF2, C3A3・CaF
2, CA, CA2, C3A, C2A・SiO2, and C
It is composed of one or more minerals such as 3A3 and CaSO4. In addition, although both crystalline and amorphous calcium aluminate can be used, amorphous calcium aluminate, which is obtained by solidifying the mineral while retaining its glassy state without crystallizing it, is preferable in terms of strength development. Preferably, in particular, the C component in the amorphous calcium aluminate is 30
Calcium aluminate containing up to 50 parts by weight is particularly preferred from the viewpoint of handling and strength development.
【０００９】セッコウとしては、特に制限されるもので
はないが、ＩＩ型無水セッコウが好適である。セッコウ
の使用量はカルシウムアルミネート１００重量部に対し
て、１５０重量部以下が好ましい。[0009] The gypsum is not particularly limited, but type II anhydrous gypsum is suitable. The amount of gypsum used is preferably 150 parts by weight or less per 100 parts by weight of calcium aluminate.
【００１０】カルシウムアルミネート類の粒度は、最大
粒径が３２μ以下で、平均粒径が５μ以下であることが
好ましい。The particle size of the calcium aluminates is preferably such that the maximum particle size is 32 μm or less and the average particle size is 5 μm or less.
【００１１】本発明に係る消石灰は、特に、制限される
ものではなく、市販の消石灰の使用が十分可能である。
消石灰の粒度は、最大粒径が３２μ以下で、平均粒径が
５μ以下であることが好ましい。The slaked lime according to the present invention is not particularly limited, and commercially available slaked lime can be used. As for the particle size of slaked lime, it is preferable that the maximum particle size is 32μ or less and the average particle size is 5μ or less.
【００１２】これらの混合割合は高炉スラグ３０〜９４
重量部、好ましくは４５〜８６重量部、カルシウムアル
ミネート類５〜６９重量部、好ましくは１０〜４１重量
部、セッコウ０〜２０重量部、消石灰１〜２０重量部が
短・長期の強度発現上好ましい。[0012] These mixing ratios are blast furnace slag 30 to 94
Parts by weight, preferably 45 to 86 parts by weight, 5 to 69 parts by weight of calcium aluminates, preferably 10 to 41 parts by weight, 0 to 20 parts by weight of gypsum, and 1 to 20 parts by weight of slaked lime are effective for short- and long-term strength development. preferable.
【００１３】本発明の水硬性注入材料の粒度は、最大粒
径３２μ以下であり、１６μ以下が好ましい。また、平
均粒径は５μ以下であり、４μ以下が地盤の注入性やコ
ンクリート構造物などの極少クラックへの注入性の面で
好ましく、地盤やコンクリート構造物の一体化が計れる
。The particle size of the hydraulic injection material of the present invention has a maximum particle size of 32 μm or less, preferably 16 μm or less. Further, the average particle size is 5 μm or less, and 4 μm or less is preferable in terms of injectability into the ground and into extremely small cracks in concrete structures, and allows for integration of the ground and concrete structures.
【００１４】本発明において、水硬性注入材料の粉砕方
法は、特に制限されるものではないが、各材料を別々に
ボールミルなどの粉砕機で粉砕し、分級により３２μ以
下を集め、その後混合するか、又は、各材料を混合した
後粉砕し、分級により３２μ以下を集める方法のいずれ
も使用可能である。しかしながら、各材料を混合した後
粉砕し分級する場合、各材料の比重差などにより混合比
が変化する恐れがあり、その混合比を考慮すると、各材
料を別々に粉砕して分級し、その後混合する方法が好ま
しい。[0014] In the present invention, the method of pulverizing the hydraulic injection material is not particularly limited, but may include pulverizing each material separately in a pulverizer such as a ball mill, collecting particles of 32μ or less by classification, and then mixing. Alternatively, it is possible to use either a method of mixing each material, pulverizing it, and collecting particles of 32μ or less by classification. However, when grinding and classifying each material after mixing, there is a risk that the mixing ratio may change due to differences in specific gravity of each material. A method of doing so is preferred.
【００１５】本発明の水硬性注入材料に、作業性を維持
するため凝結調節剤を使用することは好ましい。[0015] It is preferable to use a setting control agent in the hydraulic injection material of the present invention in order to maintain workability.
【００１６】凝結調節剤としては、ホウ酸、リン酸、及
びケイ弗化物又はその塩等の無機化合物や、クエン酸、
酒石酸、及びグルコン酸又はその塩等のオキシカルボン
酸などを使用することが可能である。また、前記凝結調
節剤とアルカリ炭酸塩とを併用すればその効果は大きい
。[0016] As the setting regulator, inorganic compounds such as boric acid, phosphoric acid, and silicofluorides or their salts, citric acid,
It is possible to use tartaric acid and oxycarboxylic acids such as gluconic acid or its salts. Furthermore, if the coagulation regulator and alkali carbonate are used together, the effect will be great.
【００１７】本発明の水硬性注入材料に、さらに、高性
能減水剤や流動化剤を混合することは、水硬性注入材料
の分散性を高め、注入性を上げる面から好ましい。また
、エチレン−酢酸ビニル系共重合体（ＥＶＡ）やスチレ
ン−ブタジエンゴム（ＳＢＲ）などのラテックスを混合
することは、注入後の附着性の向上やペーストの沈降防
止の面で好ましい。It is preferable to further mix a high-performance water reducing agent or a fluidizing agent into the hydraulic injection material of the present invention, from the viewpoint of improving the dispersibility of the hydraulic injection material and improving the pourability. Further, it is preferable to mix latex such as ethylene-vinyl acetate copolymer (EVA) or styrene-butadiene rubber (SBR) from the viewpoint of improving adhesion after injection and preventing sedimentation of the paste.
【００１８】本発明の水硬性注入材料の用途としては、
コンクリート構造物のクラックの補修注入や、一般土壌
、酸性土壌、及び岩盤等の注入に用いることができる。[0018] Applications of the hydraulic injection material of the present invention include:
It can be used for repairing cracks in concrete structures and for injection into general soil, acidic soil, bedrock, etc.
【００１９】[0019]
【実施例】次に実施例をあげてさらに詳しく説明する。[Example] Next, the present invention will be explained in more detail by giving examples.
【００２０】実施例１
表１に示す高炉スラグ、カルシウムアルミネート、セッ
コウ、及び消石灰からなる水硬性注入材料１００重量部
、水４００重量部、及び高性能減水剤２重量部のペース
トを混練りした。一方、φ５ｃｍの土木学会チューブに
６号硅砂１ｋｇを、高さ３４ｃｍになるように充填し、
それに前記ペースト２００ｃｃを投入し、その浸透深さ
と、硅砂上に残った水硬性注入材料の残量を厚みとして
測定した。結果を表２に示す。Example 1 A paste containing 100 parts by weight of a hydraulic injection material consisting of blast furnace slag, calcium aluminate, gypsum, and slaked lime shown in Table 1, 400 parts by weight of water, and 2 parts by weight of a high performance water reducer was kneaded. . On the other hand, fill a JSCE tube with a diameter of 5 cm with 1 kg of No. 6 silica sand to a height of 34 cm.
200 cc of the paste was added to it, and the penetration depth and the remaining amount of the hydraulic injection material remaining on the silica sand were measured as the thickness. The results are shown in Table 2.
【００２１】また、前記ペーストを用いて作成した、４
×４×１６ｃｍの供試体で圧縮強度を測定した。さらに
、φ５ｃｍの土木学会チューブに、前記ペーストを高さ
２０ｃｍまで投入し、３時間後のブリージング量を高さ
として測定した。結果を表２に併記する。[0021] Furthermore, 4 was prepared using the above paste.
Compressive strength was measured on a specimen measuring 4 x 16 cm. Further, the paste was poured into a JSCE tube with a diameter of 5 cm to a height of 20 cm, and the amount of breathing after 3 hours was measured as the height. The results are also listed in Table 2.
【００２２】[0022]
【表１】[Table 1]
【００２３】[0023]
【表２】[Table 2]
【００２４】＜使用材料＞
カルシウムアルミネート：電気化学工業社製、ＣａＯ４
０重量％、Ａｌ２Ｏ３５７重量％の非晶質、最大粒径１
２μ、平均粒径３．７μ
セッコウ：秋田石膏社製ＩＩ型無水セッコウ、最大粒径
１２μ、平均粒径３．８μ
スラグ ：神戸製鋼社製高炉水砕スラグ、最大粒径１
６μ、平均粒径３．６μ
凝結遅延剤：炭酸カリウム／クエン酸の７／３混合物高
性能減水剤：電気化学工業社製商品名「ＦＴ−５００」
主成分β−ナフタレンスルホン酸ホルムアルデヒド縮合
物<Materials used> Calcium aluminate: manufactured by Denki Kagaku Kogyo Co., Ltd., CaO4
0% by weight, amorphous with 57% by weight of Al2O3, maximum particle size 1
2μ, average particle size 3.7μ Gypsum: Type II anhydrous gypsum manufactured by Akita Gypsum Co., Ltd., maximum particle size 12μ, average particle size 3.8μ Slag: Granulated blast furnace slag manufactured by Kobe Steel, maximum particle size 1
6μ, average particle size 3.6μ Set retardant: 7/3 mixture of potassium carbonate/citric acid High performance water reducer: Denki Kagaku Kogyo Co., Ltd. trade name "FT-500"
Main component β-naphthalenesulfonic acid formaldehyde condensate
【００２５】[0025]
【発明の効果】本発明の水硬性注入材料を使用すること
によって、■注入性、特に、微細クラックへの注入性が
改善される。■３時間以内にゲル化するのでコンクリー
壁面への注入後の逆流出が無い。■ブリージングが無く
注入硬化後に空隙ができない。そのため構造物と一体化
が可能となる。■短・長期の強度発現が良好である。■
耐化学薬品性が向上する。■収縮低減効果がある。など
の効果を奏する。Effects of the Invention By using the hydraulic injection material of the present invention, (1) Injectability, particularly injectability into fine cracks, is improved. ■Since it gels within 3 hours, there is no backflow after pouring into the concrete wall. ■No breathing and no voids after injection hardening. Therefore, it becomes possible to integrate it with the structure. ■Good short- and long-term strength development. ■
Improves chemical resistance. ■It has the effect of reducing shrinkage. Effects such as
Claims (1)
及び消石灰を含有してなり、その最大粒径が３２μ以下
、かつ、平均粒径が５μ以下であることを特徴とする水
硬性注入材料。[Claim 1] Blast furnace slag, calcium aluminates,
and slaked lime, and has a maximum particle size of 32 μm or less and an average particle size of 5 μm or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04880191A JP3182157B2 (en) | 1991-02-22 | 1991-02-22 | Hydraulic injection material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP04880191A JP3182157B2 (en) | 1991-02-22 | 1991-02-22 | Hydraulic injection material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04270158A true JPH04270158A (en) | 1992-09-25 |
| JP3182157B2 JP3182157B2 (en) | 2001-07-03 |
Family
ID=12813323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP04880191A Expired - Fee Related JP3182157B2 (en) | 1991-02-22 | 1991-02-22 | Hydraulic injection material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3182157B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002047489A (en) * | 2000-08-04 | 2002-02-12 | Denki Kagaku Kogyo Kk | Low hexavalent chromium grout |
| JP2008174695A (en) * | 2007-01-22 | 2008-07-31 | Ube Ind Ltd | Grouting material for soil |
| JP2016147769A (en) * | 2015-02-10 | 2016-08-18 | 住友大阪セメント株式会社 | Plastic injection material, production method thereof, and execution method thereof |
| JP2018184344A (en) * | 2018-07-30 | 2018-11-22 | 住友大阪セメント株式会社 | Plastic injection material, production method thereof, and execution method thereof |
-
1991
- 1991-02-22 JP JP04880191A patent/JP3182157B2/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002047489A (en) * | 2000-08-04 | 2002-02-12 | Denki Kagaku Kogyo Kk | Low hexavalent chromium grout |
| JP4619493B2 (en) * | 2000-08-04 | 2011-01-26 | 電気化学工業株式会社 | Low hexavalent chromium injection material |
| JP2008174695A (en) * | 2007-01-22 | 2008-07-31 | Ube Ind Ltd | Grouting material for soil |
| JP2016147769A (en) * | 2015-02-10 | 2016-08-18 | 住友大阪セメント株式会社 | Plastic injection material, production method thereof, and execution method thereof |
| JP2018184344A (en) * | 2018-07-30 | 2018-11-22 | 住友大阪セメント株式会社 | Plastic injection material, production method thereof, and execution method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3182157B2 (en) | 2001-07-03 |
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