JPH08151251A - Polymer cement mortar composition - Google Patents
Polymer cement mortar compositionInfo
- Publication number
- JPH08151251A JPH08151251A JP29082494A JP29082494A JPH08151251A JP H08151251 A JPH08151251 A JP H08151251A JP 29082494 A JP29082494 A JP 29082494A JP 29082494 A JP29082494 A JP 29082494A JP H08151251 A JPH08151251 A JP H08151251A
- Authority
- JP
- Japan
- Prior art keywords
- cement
- resin
- water
- mortar composition
- emulsion
- 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.)
- Pending
Links
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
- 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
- C04B28/08—Slag cements
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は早期硬化型、高強度を有
するポリマーセメントモルタル組成物に関する。更に詳
しくは、道路、軌道等への落石防止、車両の転落防止等
の目的で施工される衝撃吸収柵の支柱を作業性よく固定
し、短い工期でネット、締結金具等の取付までを終了さ
せることが可能なポリマーセメントモルタル組成物に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a polymer cement mortar composition having an early curing type and high strength. More specifically, the pillars of the shock absorbing fence, which is constructed for the purpose of preventing falling rocks on roads and tracks, preventing the fall of vehicles, etc., are fixed with good workability, and the installation of nets, fasteners, etc. is completed in a short construction period. Polymer cement mortar composition capable of
【０００２】[0002]
【従来の技術】落石、車両の転落等の防止のために施工
される衝撃吸収柵工法は特開平６−５７７１２号、特開
平６−１７３２２１号公報に開示されているように、大
きな衝撃吸収能を持ち、汎用性に富む落石等の防護装置
である。また、その支柱本体についても特開平６−１４
６２２５号公報に開示されている。従来、この工法にお
いて、支柱の固定については早強セメントを主成分とす
る固定剤を使用しているが、ネット、締結金具の取付が
可能となる強度（圧縮強度：約２００ｋｇｆ／ｃｍ２）
に達するまでに３〜４日を要していた。2. Description of the Related Art A shock absorbing fence construction method for preventing falling rocks, falling of a vehicle, etc. has a large shock absorbing capacity as disclosed in JP-A-6-57712 and JP-A-6-173221. It is a versatile protective device for falling rocks. Further, regarding the main body of the column, it is also disclosed in JP-A-6-14.
It is disclosed in Japanese Patent No. 6225. Conventionally, in this construction method, a fixing agent mainly composed of early-strength cement is used for fixing the columns, but the strength that enables the attachment of nets and fasteners (compressive strength: about 200 kgf / cm 2 )
It took 3 to 4 days to reach.
【０００３】[0003]
【発明が解決しようとする課題】本発明は、従来技術の
有する上記欠点を克服し、混練後の作業性（固定剤の流
動性）を確保しつつ、施工翌日にネット、締結金具の取
付を可能とするためのポリマーセメントモルタル組成物
を提供することを目的とする。具体的な要求性能とし
て、混練１時間後のＰロート流下時間（土木学会基準に
よる注入モルタルの流動下試験方法）が１０〜１５秒、
１日後の圧縮強度（ＪＩＳ Ａ１１０８）が２００ｋｇ
ｆ／ｍ２以上であることが必要となる。DISCLOSURE OF THE INVENTION The present invention overcomes the above-mentioned drawbacks of the prior art and, while ensuring workability after kneading (fluidity of the fixative), installs a net and a fastener on the next day of construction. It is an object to provide a polymer cement mortar composition for enabling. As a specific required performance, the P funnel flow time after 1 hour of kneading (flowing test method of injected mortar according to the standard of Japan Society of Civil Engineers) is 10 to 15 seconds,
Compressive strength after 1 day (JIS A1108) is 200kg
It is necessary to be f / m 2 or more.
【０００４】[0004]
【課題を解決するための手段】本発明者等は、前記問題
を解決するために鋭意検討を重ね、高炉スラグを含む水
硬性セメントとエマルション樹脂、セメント減水剤、混
和剤、水の混合物を混練したポリマーセメントモルタル
組成物を使用することで、施工時の流動性と速やかな強
度発現が可能となり、早期硬化型、高強度を有するポリ
マーセメントモルタル組成物を見い出し、本発明を完成
するに至った。即ち、本発明は高炉スラグを含む水硬性
セメントとエマルション樹脂、セメント減水剤及び水と
の混合物からなるポリマーセメントモルタル組成物に関
する。Means for Solving the Problems The inventors of the present invention have conducted extensive studies to solve the above problems, and knead a hydraulic cement containing blast furnace slag, an emulsion resin, a cement water reducing agent, an admixture, and a water mixture. By using the polymer cement mortar composition, it was possible to develop fluidity and prompt strength development during construction, to find a polymer cement mortar composition having early hardening type and high strength, and completed the present invention. . That is, the present invention relates to a polymer cement mortar composition comprising a mixture of hydraulic cement containing blast furnace slag, an emulsion resin, a cement water reducing agent and water.
【０００５】以下、本発明を詳細に説明する。本発明に
おいては高炉スラグを含む水硬性セメントを使用する。
水硬性セメントに含まれる高炉スラグの含有率は５〜５
０％が好ましく、更に好ましくは、５〜２０％が好適で
ある。高炉スラグを含む水硬性セメントは、他の早強ポ
ルトランドセメント、アルミナセメント等に比べ、強度
発現の速さと混練後の流動性のバランスが良好であるの
で特に好ましい。The present invention will be described in detail below. In the present invention, a hydraulic cement containing blast furnace slag is used.
The content of blast furnace slag contained in hydraulic cement is 5 to 5
0% is preferable, and 5-20% is more preferable. A hydraulic cement containing blast furnace slag is particularly preferable because it has a good balance of speed of strength development and fluidity after kneading, as compared with other early-strength portland cement, alumina cement and the like.
【０００６】本発明に用いるエマルション樹脂は、アク
リル樹脂エマルション、アクリル−スチレン樹脂エマル
ション、アクリル酢酸ビニル樹脂エマルション等が挙げ
られる。これらのエマルション樹脂は、高炉スラグを含
む水硬性セメント１００重量部に対し、１〜３０重量部
（固形分換算）が好ましく、更に好ましくは、１〜２０
重量部が好適である。エマルション樹脂が１重量部未満
では、流動性に対する効果がなく、また、３０重量部を
超えると硬化後の強度が不十分となるので好ましくな
い。Examples of the emulsion resin used in the present invention include acrylic resin emulsion, acrylic-styrene resin emulsion, acrylic vinyl acetate resin emulsion and the like. These emulsion resins are preferably 1 to 30 parts by weight (solid content conversion), and more preferably 1 to 20 parts by weight with respect to 100 parts by weight of hydraulic cement containing blast furnace slag.
Parts by weight are preferred. If the emulsion resin is less than 1 part by weight, there is no effect on the fluidity, and if it exceeds 30 parts by weight, the strength after curing becomes insufficient, which is not preferable.
【０００７】エマルション樹脂は、通常、乳化重合法に
よって重合される。単量体組成としては、主成分として
スチレン及び／又は（メタ）アクリル酸エステル類を使
用する。（メタ）アクリル酸エステルとしては、（メ
タ）アクリル酸メチル、（メタ）アクリル酸エチル、
（メタ）アクリル酸ブチル、（メタ）アクリル酸２−エ
チルヘキシル等を例示できる。また、それ以外のビニル
単量体、例えば、α−メチルスチレン、ビニルトルエン
等の芳香族ビニル化合物、酢酸ビニル、プロピオン酸ビ
ニル等のビニルエステル類、（メタ）アクリロニトリル
等のビニルシアン化合物、塩化ビニル、塩化ビニリデン
等のハロゲン化ビニル化合物を共重合させることができ
る。The emulsion resin is usually polymerized by an emulsion polymerization method. As the monomer composition, styrene and / or (meth) acrylic acid esters are used as main components. Examples of the (meth) acrylic acid ester include methyl (meth) acrylate, ethyl (meth) acrylate,
Examples include butyl (meth) acrylate and 2-ethylhexyl (meth) acrylate. Further, other vinyl monomers, for example, aromatic vinyl compounds such as α-methylstyrene and vinyltoluene, vinyl esters such as vinyl acetate and vinyl propionate, vinyl cyan compounds such as (meth) acrylonitrile, and vinyl chloride. , Vinylidene chloride and other vinyl halide compounds can be copolymerized.
【０００８】加えて、架橋性単量体として重合性不飽和
結合を１分子中に２つ以上有するジビニルベンゼン、エ
チレングリコールジ（メタ）アクリレート、トリメチロ
ールプロパントリメタクリレート等の単量体を共重合で
きる。架橋性単量体は全単量体のうち、０〜２０重量％
の範囲で用いられる。また、エマルション樹脂の安定性
付与等のため、上記単量体とともに（メタ）アクリル
酸、クロトン酸、イタコン酸、等の不飽和カルボン酸
類、スチレンスルホン酸ナトリウム等の不飽和スルホン
酸塩類、グリシジル（メタ）アクリレート、（メタ）ア
クリルアミド等の官能性単量体を共重合させることが望
ましい。その使用量は、単量体混合物に対して、２０重
量％以下が好適である。また、同時に用いられる乳化
剤、重合開始剤等に特に制限はなく、一般に用いられて
いるものを使用できる。エマルション樹脂の重合は、上
記原料を用い、窒素パージ下、重合温度２０〜９０℃
で、単量体混合物を一括、分割、あるいは連続的に滴下
して行う。In addition, a monomer such as divinylbenzene, ethylene glycol di (meth) acrylate or trimethylolpropane trimethacrylate having two or more polymerizable unsaturated bonds in one molecule as a crosslinkable monomer is copolymerized. it can. Crosslinkable monomer is 0 to 20% by weight of all monomers
Used in the range of. In order to impart stability to the emulsion resin, unsaturated carboxylic acids such as (meth) acrylic acid, crotonic acid, itaconic acid, etc., unsaturated sulfonates such as sodium styrenesulfonate, glycidyl It is desirable to copolymerize a functional monomer such as (meth) acrylate or (meth) acrylamide. The amount used is preferably 20% by weight or less based on the monomer mixture. The emulsifier, polymerization initiator and the like used at the same time are not particularly limited, and those generally used can be used. The emulsion resin is polymerized using the above raw materials under a nitrogen purge at a polymerization temperature of 20 to 90 ° C.
Then, the monomer mixture is batched, divided, or continuously dropped.
【０００９】セメント減水剤については、一般に用いら
れているリグニンスルホン酸塩（リグニン系）、ナフタ
レンスルホン酸ホルマリン縮合物塩（ナフタレン系）、
メラミン樹脂スルホン酸ホルマリン縮合物塩（メラミン
系）、オレフィン／マレイン酸共重合物塩（カルボン酸
系）等のうち一種類若しくは二種類以上を使用可能であ
るが、遅延型と称する、セメントの凝結を遅らせる種類
のものは使用しない方が望ましい。As for the cement water reducing agent, generally used lignin sulfonate (lignin type), naphthalene sulfonic acid formalin condensate salt (naphthalene type),
Melamine resin Sulfonic acid / formalin condensate salt (melamine type), olefin / maleic acid copolymer salt (carboxylic acid type), etc. can be used alone or in combination of two or more. However, it is referred to as delayed type It is better not to use the type that delays the.
【００１０】また、混和剤は必要により用いる。使用す
る場合には必要に応じた用途のものを選択できる。例え
ば、凝結・硬化調節剤、急結剤、収縮低減剤、分離低減
剤等を挙げることができる。Further, an admixture is used if necessary. When it is used, it can be selected for its intended use. For example, a setting / hardening controlling agent, a quick-setting agent, a shrinkage reducing agent, a separation reducing agent and the like can be mentioned.
【００１１】水の配合量に関しては、水（Ｗ）とセメン
ト（Ｃ）の比（Ｗ／Ｃ）が３０〜５０％の範囲になるよ
う配合することが好ましい。Ｗ／Ｃが３０％未満では流
動性の低下が見られ、５０％を超えると強度の発現が困
難となるため、打設箇所の温度、湿度等を考慮してＷ／
Ｃを決定する必要があるが、概ね４０％前後において満
足な流動性と強度を同時に達成しうる。Regarding the blending amount of water, it is preferable to blend it so that the ratio (W / C) of water (W) to cement (C) is in the range of 30 to 50%. When W / C is less than 30%, fluidity is deteriorated, and when it exceeds 50%, it becomes difficult to develop strength.
Although it is necessary to determine C, a satisfactory fluidity and strength can be simultaneously achieved at about 40%.
【００１２】本発明のポリマーセメントモルタル組成物
は、次のような方法で行う。即ち、高炉スラグを含む水
硬性セメント１００重量部に対し、スチレン及び／又は
アクリル酸エステル類を主成分とするエマルション樹脂
１〜３０重量部（固形分換算）、リグニン系、ナフタレ
ン系その他一般に用いられるセメント減水剤０．１〜５
重量部（固形分換算）、水３０〜５０重量部及び必要に
応じて適当な混和剤適量を混練し製造する。The polymer cement mortar composition of the present invention is prepared by the following method. That is, with respect to 100 parts by weight of hydraulic cement containing blast furnace slag, 1 to 30 parts by weight of emulsion resin containing styrene and / or acrylic acid ester as a main component (solid content conversion), lignin-based, naphthalene-based and other generally used Cement water reducing agent 0.1-5
It is produced by kneading parts by weight (in terms of solid content), 30 to 50 parts by weight of water, and an appropriate amount of an appropriate admixture if necessary.
【００１３】上記配合のうち、エマルション樹脂、減水
剤、混和剤及び水は予め一液化して供給することが可能
である。従って、施工現場ではセメントと一液化した液
剤を混練することにより、本発明のポリマーセメントモ
ルタル組成物を得ることができる。Of the above formulations, the emulsion resin, the water reducing agent, the admixture and the water can be previously liquefied and supplied. Therefore, at the construction site, the polymer cement mortar composition of the present invention can be obtained by kneading the cement and the liquid agent which has been liquefied.
【００１４】以上の成分によって構成されるポリマーセ
メントモルタル組成物は、護岸工事、道路工事及び衝撃
吸収柵用等に用いられ、満足な流動性を有し、短時間に
硬化し、かつ高強度を発現するポリマーセメントモルタ
ル組成物が得られるのである。The polymer cement mortar composition composed of the above components is used for revetment work, road works and shock absorbing fences, has satisfactory fluidity, hardens in a short time, and has high strength. A developing polymer cement mortar composition is obtained.
【００１５】特に衝撃吸収柵用には、現場施工が可能
で、かつ施工後の硬化が速やかであるため、支柱固定の
翌日には、金具の締結、ネットの架設等の作業が可能で
ある。従来支柱固定３〜４日後にこれら作業を行ってい
たことからすると、大幅な工期短縮を実現している。Particularly for shock absorbing fences, since they can be installed on site and cured quickly after installation, the work such as fastening of metal fittings and erection of nets can be performed the day after the support is fixed. From the fact that these operations were performed 3 to 4 days after the column was fixed, the construction period was greatly shortened.
【００１６】[0016]
【実施例】以下、本発明を更に具体的に説明するため、
実施例及び比較例を挙げて説明するが、本発明はこれら
の実施例に限定されるものではない。混練はモルタルミ
キサーを使用し、方法は以下に示す。尚、混練、養生は
温度２０℃にて実施した。 一液化した液剤（エマルション樹脂、減水剤、混和剤及び水） ↓ ←セメント（攪拌しながら３０秒かけて投入） 混練（１分） ↓ かきとり（２０秒） ↓ 混練（２分） ↓ 打設 ↓ 養生EXAMPLES In order to more specifically describe the present invention,
Examples and comparative examples will be described, but the present invention is not limited to these examples. A mortar mixer is used for kneading, and the method is shown below. The kneading and curing were carried out at a temperature of 20 ° C. Mono-liquefied liquid agent (emulsion resin, water reducing agent, admixture and water) ↓ ← Cement (adding while stirring for 30 seconds) Kneading (1 minute) ↓ Scraping (20 seconds) ↓ Kneading (2 minutes) ↓ Casting ↓ Curing
【００１７】実施例１〜４ 表１記載の配合（重量基準）で混練し、評価を行った。 比較例１〜４ 実施例と同様に、混練、評価を行った。結果は表１に示
す。Examples 1 to 4 Kneading was carried out according to the formulation (weight basis) shown in Table 1 and evaluation was carried out. Comparative Examples 1 to 4 Kneading and evaluation were carried out in the same manner as in Examples. The results are shown in Table 1.
【００１８】[0018]
【表１】 [Table 1]
【００１９】セメントの種類：実施例１〜３：高炉セメ
ント（第一セメント社製） ：比較例１〜２：高炉セメント（第一セメント社製） ：比較例３：早強セメント（小野田セメント社製） ：比較例４：アルミナセメント（電気化学社製） エマルション樹脂：ストラクトボンドＨＲＳ−１（三井
東圧化学社製） 減水剤：実施例１〜３、比較例１〜４：メルフローＪ
（三井東圧化学社製） ：実施例４：レオビルドＮＬ−４０００（エヌエムビー
社製）Cement type: Examples 1-3: Blast furnace cement (manufactured by Daiichi Cement Co.): Comparative examples 1-2: Blast furnace cement (manufactured by Daiichi Cement Co.): Comparative example 3: Early strength cement (Onoda Cement Co., Ltd.) ): Comparative Example 4: Alumina cement (manufactured by Denki Kagaku Co.) Emulsion resin: Structbond HRS-1 (manufactured by Mitsui Toatsu Chemical Co., Ltd.) Water reducing agent: Examples 1 to 3, Comparative Examples 1 to 4: Melflow J
(Manufactured by Mitsui Toatsu Chemicals, Inc.): Example 4: Rheobuild NL-4000 (manufactured by NMB)
【００２０】尚、評価は次のようにして行った。 （１）流動性：混練１時間後のＰロート流下時間を測定
した。 ○…１０〜１５秒 △…１５〜２０秒 ×…２０秒以上 Ｐロート流下時間は土木学会編コンクリート標準示方書
（プレパックドコンクリートの注入モルタルの流動性試
験方法（Ｐロートによる方法）（ＪＳＣＥ−１９８
６））に凖じ行った。 （２）圧縮強度：１０ｃｍφ×２０ｃｍの供試体を作製
し、１日後の圧縮強度を測定した。 （３）外観：目視観察により評価した。 ○…異常なし △…ブリージング、ひび割れ等発生 ×…著しいブリージング、ひび割れ等発生The evaluation was carried out as follows. (1) Flowability: The P funnel flow time 1 hour after kneading was measured. ○… 10 to 15 seconds △… 15 to 20 seconds ×… 20 seconds or more The P funnel flow time is based on the Japan Society of Civil Engineers Standard Specification for Concrete (Fluidity test method for injection mortar of prepacked concrete (method by P funnel) (JSCE- 198
6)). (2) Compressive strength: A specimen of 10 cmφ × 20 cm was prepared and the compressive strength after 1 day was measured. (3) Appearance: evaluated by visual observation. ○: No abnormality △: Breathing, cracking, etc. ×: Remarkable breathing, cracking, etc.
【００２１】[0021]
【発明の効果】本発明のポリマーセメントモルタル組成
物を用いることによって、満足な流動性を有し、短時間
に硬化し、かつ高強度を発現するので、あらゆる土木工
事が大幅に短縮される効果は大きい。したがって、護岸
工事、道路工事及び衝撃吸収柵用等に用いられ、特に衝
撃吸収柵用には、現場施工が可能で、かつ施工後の硬化
が速やかであるため、支柱固定の翌日には、金具の締
結、ネットの架設等の作業が可能である。従来支柱固定
３〜４日後にこれら作業を行っていたことからすると、
大幅な工期短縮が可能となった。EFFECTS OF THE INVENTION By using the polymer cement mortar composition of the present invention, it has satisfactory fluidity, hardens in a short time, and exhibits high strength, so that any civil engineering work is greatly shortened. Is big. Therefore, it is used for revetment construction, road construction, shock absorption fences, etc. Especially for shock absorption fences, it is possible to perform on-site construction and the hardening after construction is quick. It is possible to perform work such as fastening the From the fact that these work was done 3 to 4 days after the column was fixed,
It has become possible to significantly shorten the construction period.
Claims (4)
マルション樹脂、セメント減水剤及び水との混合物から
なるポリマーセメントモルタル組成物。1. A polymer cement mortar composition comprising a mixture of hydraulic cement containing blast furnace slag, an emulsion resin, a cement water reducing agent and water.
０重量部に対しエマルション樹脂を固形分として１〜３
０重量部含む請求項１記載のポリマーセメントモルタル
組成物。2. A hydraulic cement 10 containing blast furnace slag.
1-3 parts by weight of emulsion resin relative to 0 parts by weight
The polymer cement mortar composition according to claim 1, comprising 0 part by weight.
は（メタ）アクリル酸エステル類を主成分としたビニル
単量体と、これらと共重合可能な架橋性単量体及び／又
は官能性単量体を含み重合した高分子化合物の水性分散
液である請求項１記載のポリマーセメントモルタル組成
物。3. The emulsion resin comprises a vinyl monomer containing styrene and / or (meth) acrylic acid ester as a main component, and a crosslinkable monomer and / or a functional monomer copolymerizable therewith. The polymer cement mortar composition according to claim 1, which is an aqueous dispersion of a polymer compound containing and polymerized.
が１０〜１５秒、１日後の圧縮強度が２００ｋｇｆ／ｍ
２以上である請求項１記載のポリマーセメントモルタル
組成物。4. Fluidity of the mixture (flow time of P funnel)
For 10 to 15 seconds, compressive strength after one day is 200 kgf / m
The polymer cement mortar composition according to claim 1, which is 2 or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29082494A JPH08151251A (en) | 1994-11-25 | 1994-11-25 | Polymer cement mortar composition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29082494A JPH08151251A (en) | 1994-11-25 | 1994-11-25 | Polymer cement mortar composition |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08151251A true JPH08151251A (en) | 1996-06-11 |
Family
ID=17760963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29082494A Pending JPH08151251A (en) | 1994-11-25 | 1994-11-25 | Polymer cement mortar composition |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08151251A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002338325A (en) * | 2001-05-14 | 2002-11-27 | Denki Kagaku Kogyo Kk | Hydraulic composition |
| KR100477963B1 (en) * | 2002-09-27 | 2005-03-23 | 흥진산업(주) | Dry mortar and its manufacturing method containing blast furnace slag |
| JP2013067529A (en) * | 2011-09-22 | 2013-04-18 | Denki Kagaku Kogyo Kk | Cement composition and method for manufacturing grouting material using the same |
| CN103664074A (en) * | 2013-11-15 | 2014-03-26 | 安徽精一机械设备有限公司 | Thermal mortar prepared from pyrite cinder |
| CN115353761A (en) * | 2022-08-09 | 2022-11-18 | 湖北工业大学 | Polymer cement anticorrosive paint and preparation method thereof |
-
1994
- 1994-11-25 JP JP29082494A patent/JPH08151251A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002338325A (en) * | 2001-05-14 | 2002-11-27 | Denki Kagaku Kogyo Kk | Hydraulic composition |
| JP4722322B2 (en) * | 2001-05-14 | 2011-07-13 | 電気化学工業株式会社 | Hydraulic composition |
| KR100477963B1 (en) * | 2002-09-27 | 2005-03-23 | 흥진산업(주) | Dry mortar and its manufacturing method containing blast furnace slag |
| JP2013067529A (en) * | 2011-09-22 | 2013-04-18 | Denki Kagaku Kogyo Kk | Cement composition and method for manufacturing grouting material using the same |
| CN103664074A (en) * | 2013-11-15 | 2014-03-26 | 安徽精一机械设备有限公司 | Thermal mortar prepared from pyrite cinder |
| CN115353761A (en) * | 2022-08-09 | 2022-11-18 | 湖北工业大学 | Polymer cement anticorrosive paint and preparation method thereof |
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