JPH10291852A - Ceramic composition hardenable at ordinary temperature - Google Patents

Ceramic composition hardenable at ordinary temperature

Info

Publication number
JPH10291852A
JPH10291852A JP11352697A JP11352697A JPH10291852A JP H10291852 A JPH10291852 A JP H10291852A JP 11352697 A JP11352697 A JP 11352697A JP 11352697 A JP11352697 A JP 11352697A JP H10291852 A JPH10291852 A JP H10291852A
Authority
JP
Japan
Prior art keywords
silicon dioxide
weight
ceramic
water glass
compsn
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
Application number
JP11352697A
Other languages
Japanese (ja)
Other versions
JP3184476B2 (en
Inventor
Katsuharu Matsuura
克治 松浦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIFURETSUKUSU KK
Kurosawa Construction Co Ltd
Original Assignee
RIFURETSUKUSU KK
Kurosawa Construction Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by RIFURETSUKUSU KK, Kurosawa Construction Co Ltd filed Critical RIFURETSUKUSU KK
Priority to JP11352697A priority Critical patent/JP3184476B2/en
Publication of JPH10291852A publication Critical patent/JPH10291852A/en
Application granted granted Critical
Publication of JP3184476B2 publication Critical patent/JP3184476B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/24Compositions 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 alkyl, ammonium or metal silicates; containing silica sols
    • C04B28/26Silicates of the alkali metals
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482Coating or impregnation materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482Coating or impregnation materials
    • C04B2111/00508Cement paints
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00637Uses not provided for elsewhere in C04B2111/00 as glue or binder for uniting building or structural materials

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)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Paints Or Removers (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

PROBLEM TO BE SOLVED: To obtain a ceramic compsn. hardenable at ordinary temp., excellent in heat and weather resistances, appliable to a concrete structure, a steel material, etc., and usable also for anticorrosive paint and adhesives by incorporating specified amts. of silicon dioxide, alumina, calcium oxide and iron oxide. SOLUTION: This ceramic compsn. contains, by weight, 50-60% silicon dioxide, 15-25% alumina, 10-20% calcium oxide and 3-14% iron oxide. When powder of this compsn. is mixed with potassium silicate (water glass), silicon dioxide particles dissolve in the water glass and are further finely divided to increase the surface area. The silicon dioxide becomes liable to react with the calcium oxide, 3CaO-SiO2 crystals are rapidly formed and the compsn. is hardened in a short time. When calcium hydroxide is further added, it reacts with the water glass, the formation of 3CaO-SiO2 crystals is facilitated and hardening is accelerated.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、コンクリート体、
鋼材、鉄筋、PC鋼より線、PC鋼棒や建物の外壁下地
材など建築、土木構造物、材料に塗布して被覆材等とし
て使用する常温硬化型のセラミックに関する。
The present invention relates to a concrete body,
The present invention relates to a room temperature hardening type ceramic which is applied to a building, a civil engineering structure, a material such as a steel material, a reinforcing bar, a PC steel strand, a PC steel rod, and a base material of an outer wall of a building to be used as a covering material.

【0002】[0002]

【従来の技術】建築物の外壁被覆材として石張り、タイ
ル、金属パネル、セラミックパネルなどがある。タイル
やセラミックパネルは、耐熱性及び耐候性に優れ、外観
的にも優れており、建物の耐火性や耐久性を向上させる
ことができ、建築物の化粧材として利用されている。し
かし、タイルは、製造に1200℃以上の高温焼成を必
要とするため、通常、製造可能な大きさが最大で30c
m角程度であり、大きなものは製造が難しく、製造コス
トがかさむという欠点がある。
2. Description of the Related Art As a material for covering an outer wall of a building, there are stone covering, tile, metal panel, ceramic panel and the like. Tile and ceramic panels are excellent in heat resistance, weather resistance, and appearance, can improve the fire resistance and durability of buildings, and are used as decorative materials for buildings. However, tiles require high-temperature firing at 1200 ° C. or more for production, so that the size that can be produced is usually up to 30 c.
It is of the order of m-square and has a drawback that it is difficult to manufacture a large one and the manufacturing cost increases.

【0003】本発明者は、常温硬化のセラミックとして
二酸化珪素、酸化カルシウム、酸化鉄、酸化チタン及び
水酸化アルミニウムを含む粉粒体と、これらに骨材とし
ての珪砂を加え、更に水ガラスを混合した混合物が焼成
を必要としないで常温で硬化し、セラミック体となるこ
と及びこの混合物が接着剤として利用できることを発見
した。
The inventor of the present invention has proposed a powder which contains silicon dioxide, calcium oxide, iron oxide, titanium oxide and aluminum hydroxide as ceramics which are hardened at room temperature, silica sand as an aggregate thereto, and water glass. It has been discovered that the resulting mixture cures at room temperature without the need for firing, resulting in a ceramic body and that the mixture can be used as an adhesive.

【0004】また、高強度コンクリートが火災などで高
温に曝されると表面からコンクリートが剥離し、高速で
飛び出す爆裂現象がある。これを防止するためにコンク
リート表面に発泡性の断熱塗料を塗布する方法がある
が、塗料が発泡するため最終的な塗膜厚の制御が困難で
あり、必要な厚さより厚めに塗布せざるを得ず不経済で
あった。
Further, when high-strength concrete is exposed to a high temperature due to a fire or the like, there is a bursting phenomenon in which the concrete peels off from the surface and pops out at a high speed. In order to prevent this, there is a method of applying a foaming heat-insulating paint to the concrete surface.However, since the paint foams, it is difficult to control the final coating film thickness, so it has to be applied thicker than necessary. It was uneconomical.

【0005】[0005]

【発明が解決しようとする課題】本発明は、耐熱性、耐
候性にすぐれ、コンクリート構造物、鋼材等に塗布可能
であり、防錆塗料や接着剤としても使用することができ
る常温硬化セラミック組成物を提供するものである。特
に、コンクリート構造物の被覆材として使用すると、熱
に弱いコンクリートを保護し、火炎や高温にコンクリー
トが曝されたときにおきるコンクリートの爆裂を防止す
るものである。
SUMMARY OF THE INVENTION The present invention provides a room-temperature-curable ceramic composition which has excellent heat resistance and weather resistance, can be applied to concrete structures, steel materials, etc., and can be used as a rust preventive paint or adhesive. It provides things. In particular, when used as a covering material for a concrete structure, it protects heat-sensitive concrete and prevents explosion of the concrete when the concrete is exposed to a flame or high temperature.

【0006】[0006]

【課題を解決するための手段】本発明の常温硬化セラミ
ック組成物は、二酸化珪素50〜60重量%、酸化アル
ミニウム(アルミナ)15〜25重量%、酸化カルシウ
ム10〜20重量%、酸化鉄3〜14重量%を含む組成
物である。この組成物に珪酸カリウム(水ガラス)を混
合し、この混練物をコンクリート構造物の表面に塗布す
ると、混合物は短時間で硬化し、コンクリート表面に耐
熱層を形成する。また、この組成物をコンクリート体の
接着剤として利用する。
The cold-cured ceramic composition of the present invention comprises 50 to 60% by weight of silicon dioxide, 15 to 25% by weight of aluminum oxide (alumina), 10 to 20% by weight of calcium oxide, and 3 to 3% of iron oxide. The composition contains 14% by weight. When potassium silicate (water glass) is mixed with the composition and the kneaded material is applied to the surface of a concrete structure, the mixture hardens in a short time and forms a heat-resistant layer on the concrete surface. This composition is used as an adhesive for a concrete body.

【0007】二酸化珪素、酸化アルミニウム、酸化カル
シウム、酸化鉄を含む粉体に珪酸カリウム(水ガラス)
を混合すると二酸化珪素の粒子が水ガラスに溶解し、粒
子が更に細分化されるので表面積が増大し、酸化カルシ
ウムと反応しやすくなり、3CaO−SiO2の結晶が
急速に生成され、短時間に硬化するものと考えられる。
さらに、水酸化カルシウムを加えると、珪酸カリウム
(水ガラス)と反応し、3CaO−SiO2の結晶が生
成しやすくなるため硬化が促進されるものと考えられ
る。
[0007] Potassium silicate (water glass) is added to powder containing silicon dioxide, aluminum oxide, calcium oxide, and iron oxide.
Is mixed, the particles of silicon dioxide dissolve in water glass, and the particles are further subdivided to increase the surface area, easily react with calcium oxide, and crystals of 3CaO—SiO 2 are rapidly generated, and in a short time, It is considered to be cured.
Further, it is considered that when calcium hydroxide is added, it reacts with potassium silicate (water glass) and 3CaO—SiO 2 crystals are easily generated, so that curing is promoted.

【0008】本発明の常温硬化セラミック組成物を硬化
させたセラミック体は、高い耐熱性と耐候性を持ち、耐
熱試験、それにウエザオメータによる3000時間の耐
候試験の何れについても何らの異常が認められない。ま
たその圧縮強度は100N/mm2以上であり、硬度は
モース硬度で4〜5を示し、建物の外壁被覆材などとし
て要求される特性を満足し、タイルと同等である。
[0008] The ceramic body obtained by curing the room temperature-curable ceramic composition of the present invention has high heat resistance and weather resistance, and shows no abnormality in any of the heat test and the 3000 hour weather test using a weatherometer. . Further, its compressive strength is 100 N / mm 2 or more, and its hardness is 4 to 5 in Mohs' hardness, which satisfies the characteristics required for a building outer wall covering material and the like, and is equivalent to a tile.

【0009】また、本発明の常温硬化セラミック組成物
に細骨材を加えて常温で成形硬化させ、種々の成型品を
製作することができる。従って、1mを超える板体でも
容易に製造することが可能であり、カーテンウォールと
しても利用できる。
Further, various aggregates can be produced by adding a fine aggregate to the room temperature-cured ceramic composition of the present invention and molding and hardening at room temperature. Therefore, a plate body exceeding 1 m can be easily manufactured, and can be used as a curtain wall.

【0010】[0010]

【発明の実施の形態】BEST MODE FOR CARRYING OUT THE INVENTION

実施例1 Example 1

【表1】 [Table 1]

【0011】表1に示す混合物をハンドミキサーを使用
し、500rpmで3分間攪拌し、φ5×10cmのモ
ールドに充填して成形した。材令7日の物性値を表2に
示す。
Using a hand mixer, the mixture shown in Table 1 was stirred at 500 rpm for 3 minutes, and filled in a φ5 × 10 cm mold to form a mixture. Table 2 shows the physical property values of the material age 7 days.

【表2】 [Table 2]

【0012】実施例2 混合物を構成する材料を表3に示す。Example 2 Table 3 shows the materials constituting the mixture.

【表3】 [Table 3]

【0013】表3の混合物をハンドミキサーを使用し、
500rpmで3分間攪拌し、φ5×10cmのモール
ドに充填して成形した。材令7日の物性値を表4に示
す。
[0013] The mixture of Table 3 was
The mixture was stirred at 500 rpm for 3 minutes, filled into a mold of φ5 × 10 cm, and molded. Table 4 shows the physical property values of the 7th grade.

【表4】 [Table 4]

【0014】[0014]

【発明の効果】本発明の常温硬化セラミック組成物を硬
化させたセラミック体は、前記の優れた物性を有してお
り、高い耐熱性と耐候性を利用して、コンクリート体に
塗布することによりコンクリートの爆裂防止に利用でき
る。硬化体の硬度はモース硬度で4〜5を示すので建物
の外壁被覆材として利用することができる。鉄筋、鋼
棒、鋼板などの鋼材に塗布することにより、防錆材とし
て利用することができる。
The ceramic body obtained by curing the room temperature-curable ceramic composition of the present invention has the above-mentioned excellent physical properties, and is applied to a concrete body by utilizing high heat resistance and weather resistance. It can be used to prevent explosion of concrete. Since the hardness of the cured product is 4 to 5 in Mohs hardness, it can be used as a building outer wall covering material. It can be used as a rust preventive by applying to steel materials such as steel bars, steel bars, and steel plates.

【0015】鋼板の両面に塗布することにより、芯が鋼
板であるパネルとすることも可能である。また、常温で
硬化することから、コンクリート部材などを接着する接
着剤としても使用することができる。以上のように本発
明の応用分野は多岐にわたる。
By applying the composition to both sides of a steel plate, it is possible to form a panel whose core is a steel plate. Further, since it cures at room temperature, it can be used as an adhesive for bonding concrete members and the like. As described above, the application fields of the present invention are various.

Claims (9)

【特許請求の範囲】[Claims] 【請求項1】 二酸化珪素50〜60重量%、酸化アル
ミニウム15〜25重量%、酸化カルシウム10〜20
重量%、酸化鉄3〜14重量%を含む常温硬化セラミッ
ク組成物。
1. 50 to 60% by weight of silicon dioxide, 15 to 25% by weight of aluminum oxide, 10 to 20% of calcium oxide
A cold-hardened ceramic composition containing 3% to 14% by weight of iron oxide.
【請求項2】 請求項1において、二酸化珪素は粒径が
0.1〜lμmの粉末である常温硬化セラミック組成
物。
2. The cold-setting ceramic composition according to claim 1, wherein the silicon dioxide is a powder having a particle size of 0.1 to 1 μm.
【請求項3】 請求項1〜2の組成物100重量部と珪
酸塩35〜45重量部とからなる常温硬化型セラミック
組成物。
3. A cold-setting ceramic composition comprising 100 parts by weight of the composition according to claim 1 and 35 to 45 parts by weight of a silicate.
【請求項4】 請求項3において、珪酸塩は珪酸ナトリ
ウム、珪酸カリウムまたは珪酸リチウムの水ガラスのい
ずれか、または混合物である常温硬化型セラミック組成
物。
4. The cold-setting ceramic composition according to claim 3, wherein the silicate is any of sodium silicate, potassium silicate or lithium silicate water glass, or a mixture thereof.
【請求項5】 請求項3〜4の組成物に水酸化カルシウ
ム0.1〜0.8重量部を添加した常温硬化型セラミッ
ク組成物。
5. A cold-setting ceramic composition comprising 0.1 to 0.8 parts by weight of calcium hydroxide added to the composition of claim 3 or 4.
【請求項6】 請求項3〜5の組成物からなる接着剤。6. An adhesive comprising the composition according to claim 3. 【請求項7】 請求項3〜5の組成物からなる塗料。7. A paint comprising the composition according to claim 3. 【請求項8】 請求項3〜5の組成物に細骨材を加えて
硬化させたセラミック成形体。
8. A ceramic molded article obtained by adding a fine aggregate to the composition according to claim 3 and curing the composition.
【請求項9】 請求項8において、細骨材は珪砂である
セラミック成形体。
9. The ceramic molding according to claim 8, wherein the fine aggregate is quartz sand.
JP11352697A 1997-04-15 1997-04-15 Concrete explosion prevention material and concrete explosion prevention method Expired - Fee Related JP3184476B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11352697A JP3184476B2 (en) 1997-04-15 1997-04-15 Concrete explosion prevention material and concrete explosion prevention method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11352697A JP3184476B2 (en) 1997-04-15 1997-04-15 Concrete explosion prevention material and concrete explosion prevention method

Publications (2)

Publication Number Publication Date
JPH10291852A true JPH10291852A (en) 1998-11-04
JP3184476B2 JP3184476B2 (en) 2001-07-09

Family

ID=14614577

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11352697A Expired - Fee Related JP3184476B2 (en) 1997-04-15 1997-04-15 Concrete explosion prevention material and concrete explosion prevention method

Country Status (1)

Country Link
JP (1) JP3184476B2 (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6211103B1 (en) 1999-10-12 2001-04-03 Minerals Technologies Inc. Synthetic silicate pellet compositions
US6271159B1 (en) 1996-09-03 2001-08-07 Minerals Technologies Inc. Method of producing synthetic silicates and use thereof in glass production
US6287997B1 (en) 1996-09-03 2001-09-11 Minerals Technologies Inc. Method of producing synthetic silicates and use thereof in glass production
US6336346B2 (en) 1999-10-12 2002-01-08 Minerals Technologies Inc. Synthetic silicate pellet composition and methods of making and using thereof
US6531421B2 (en) 2001-06-11 2003-03-11 Specialty Minerals (Michigan) Inc. Method of reducing the amount of lithium in glass production
KR100436120B1 (en) * 2001-12-05 2004-06-14 유성권 High speed hardening cement composition
WO2006075805A1 (en) * 2005-01-17 2006-07-20 Yasutalou Fujii Inorganic adhesive composition to be mixed before using
US7383699B2 (en) 2001-12-27 2008-06-10 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions therefore
US7803730B2 (en) 2004-04-27 2010-09-28 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions thereof
JP2013537163A (en) * 2010-09-13 2013-09-30 コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー Use of compounds containing aluminum oxide and silicon oxide to produce hydrophilic building materials
KR20190035032A (en) * 2017-09-25 2019-04-03 배경호 Composition for room temperature formable ceramic thermal insulation panel, room temperature formable ceramic thermal insulation panel formed therefrom, and preparing method thereof

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101039118B1 (en) 2010-12-01 2011-06-07 금호이엔씨 주식회사 A concrete reinforcing composition and a finishing method of concrete floor using the same

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6271159B1 (en) 1996-09-03 2001-08-07 Minerals Technologies Inc. Method of producing synthetic silicates and use thereof in glass production
US6287997B1 (en) 1996-09-03 2001-09-11 Minerals Technologies Inc. Method of producing synthetic silicates and use thereof in glass production
US6287378B1 (en) * 1996-09-03 2001-09-11 Minerals Technologies, Inc. Method of producing synthetic silicates and use thereof in glass production
US6211103B1 (en) 1999-10-12 2001-04-03 Minerals Technologies Inc. Synthetic silicate pellet compositions
US6336346B2 (en) 1999-10-12 2002-01-08 Minerals Technologies Inc. Synthetic silicate pellet composition and methods of making and using thereof
US6531421B2 (en) 2001-06-11 2003-03-11 Specialty Minerals (Michigan) Inc. Method of reducing the amount of lithium in glass production
KR100436120B1 (en) * 2001-12-05 2004-06-14 유성권 High speed hardening cement composition
US7383699B2 (en) 2001-12-27 2008-06-10 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions therefore
US7803730B2 (en) 2004-04-27 2010-09-28 Specialty Minerals (Michigan) Inc. Method of manufacturing glass and compositions thereof
WO2006075805A1 (en) * 2005-01-17 2006-07-20 Yasutalou Fujii Inorganic adhesive composition to be mixed before using
JP2013537163A (en) * 2010-09-13 2013-09-30 コンストラクション リサーチ アンド テクノロジー ゲーエムベーハー Use of compounds containing aluminum oxide and silicon oxide to produce hydrophilic building materials
KR20190035032A (en) * 2017-09-25 2019-04-03 배경호 Composition for room temperature formable ceramic thermal insulation panel, room temperature formable ceramic thermal insulation panel formed therefrom, and preparing method thereof

Also Published As

Publication number Publication date
JP3184476B2 (en) 2001-07-09

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