JPH0826247B2 - Heat resistant coating material - Google Patents
Heat resistant coating materialInfo
- Publication number
- JPH0826247B2 JPH0826247B2 JP6144741A JP14474194A JPH0826247B2 JP H0826247 B2 JPH0826247 B2 JP H0826247B2 JP 6144741 A JP6144741 A JP 6144741A JP 14474194 A JP14474194 A JP 14474194A JP H0826247 B2 JPH0826247 B2 JP H0826247B2
- Authority
- JP
- Japan
- Prior art keywords
- weight
- coating material
- heat
- resistant coating
- heat resistant
- 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.)
- Expired - Lifetime
Links
Description
【０００１】[0001]
【産業上の利用分野】この発明は、高温にさらされる各
種物品、例えば金型、建材又は構築材に塗布した後、高
温加熱により耐熱皮膜ができることを目的とした耐熱コ
ーティング材に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a heat-resistant coating material intended to form a heat-resistant film by heating at high temperature after being applied to various articles exposed to high temperature, such as molds, building materials or construction materials.
【０００２】[0002]
【従来の技術】従来高温、耐熱、瓦斯、等による金属の
腐食は全く防ぎようがなく、耐熱性コーティング材を要
望されているにも拘らず見るべきものが知られていなか
った。2. Description of the Related Art Corrosion of metals due to high temperature, heat resistance, gas, etc. has heretofore been completely unpreventable, and a heat resistant coating material has been demanded, but none has been known.
【０００３】[0003]
【発明により解決すべき課題】例えば鋳造成形金型の表
面は使用時に温度７５０℃〜１２００℃になる為、熱に
よる酸化、瓦斯に依る腐食を生じるが、これらを有効に
防止する技術は知られていなかった。Problems to be Solved by the Invention For example, since the surface of a casting mold has a temperature of 750 ° C. to 1200 ° C. during use, oxidation due to heat and corrosion due to dust occur, but techniques for effectively preventing these are known. Didn't.
【０００４】また、プレス絞り金型の場合には、絞り加
工の瞬間に温度が１５０℃〜１２００℃に上るので、金
型をかじる問題点があった。更に炉内温度を計る温度計
の保護筒は、高温にさらされる為に、早期に腐食するの
で、比較的短期間毎に取替えなければならなかった。Further, in the case of the press drawing die, the temperature rises to 150 ° C. to 1200 ° C. at the moment of drawing, so that there is a problem of galling the die. Further, the protective cylinder of the thermometer for measuring the temperature inside the furnace is exposed to high temperatures and corrodes early, so it has to be replaced every relatively short period of time.
【０００５】[0005]
【課題を解決するための手段】然るにこの発明による耐
熱性コーティング材は、これを耐熱性を必要とする金属
等の物品の表面に塗布することによって、金属等の表面
を保護し、耐熱、耐腐食性等に富むのみならず、硬度を
増強し、前記問題点を解決したのである。特に親水性で
あって、水により泥状化し、塗布できる点に特質があ
る。The heat-resistant coating material according to the present invention, however, protects the surface of a metal or the like by applying the heat-resistant coating material to the surface of an article such as a metal that requires heat resistance, and the heat and resistance Not only is it rich in corrosiveness, but it also enhances hardness to solve the above problems. In particular, it is hydrophilic and has the characteristic that it can be applied as a mud by water and applied.
【０００６】即ち、この発明は、明ばん石、粉末硅酸ソ
ーダーおよびケイフッ化ソーダよりなる硬化剤４０％
（重量）〜６０％（重量）に、各種セラミックス類６０
％（重量）〜４０％（重量）又はセラミックス類と金属
類との混合物６０％（重量）〜４０％（重量）を加え、
これに適量の水（例えば４０％（重量）〜５０％（重
量）、全量に対する％）を加えて、ベース面にコーティ
ングし、５０℃〜２００℃まで徐々に３０分位で昇温乾
燥し、ついで瓦斯火等により９８０℃〜１２５０℃まで
５分〜１５分間に焼成することによって高温崩壊又は融
解を生じない耐火性コーティング皮膜が形成できる耐熱
コーティング材を得たのである。[0006] That is, the present invention is 40% hardener consisting of alunite, powdered sodium silicate and sodium silicofluoride.
(Weight) to 60% (weight) , various ceramics 60
% (Wt) -40% (wt) or a mixture of ceramics and metals 60% (wt) -40% (wt) ,
Add an appropriate amount of water (eg 40% (weight) to 50% ( weight)
Amount) , and% to the total amount) , and coating on the base surface, gradually heating up to 50 ° C. to 200 ° C. in about 30 minutes and drying, and then from 980 ° C. to 1250 ° C. for 5 minutes to 15 minutes by gas fire or the like. When fired, a heat-resistant coating material capable of forming a fire-resistant coating film that does not disintegrate or melt at high temperature was obtained.
【０００７】この発明における明ばん石は、４０％（重
量）〜６５％（重量）、硅酸ソーダは、５５％（重量）
〜３０％（重量）、ケイフッ化ソーダは、５％（重量）
前後とする。またセラミックス類としては、炭化硅素、
ジルコニア、黒鉛、シラス、パーライト、又は窒化硅素
などが考えられ、金属類としては、マンガン、クロー
ム、鉄鋼が考えられる。In the present invention, alunite is 40% (heavy weight).
Amount) ~ 65% (weight) , Sodium silicate is 55% (weight)
-30% (weight) , sodium fluorosilicate 5% (weight)
Before and after. As ceramics, silicon carbide,
Zirconia, graphite, Shirasu, perlite, or nitriding silicon and the like are considered, as metals are manganese, chrome, steel is considered.
【０００８】前記において、硬化剤を４０％（重量）以
下にすると、硬化しにくくなり、６５％（重量）以上に
すると、靭性がなくなる。また、ケイフッ化ソーダ５％
（重量）前後であるから、粉末硅酸ソーダは前記残量の
５５％（重量）〜３０％（重量）となる。In the above, if the curing agent is 40% (weight) or less, it becomes difficult to cure, and if it is 65% (weight) or more, the toughness is lost. Also, sodium fluorosilicate 5%
Since it is around (weight) , the amount of powdered sodium silicate is 55% (weight) to 30% (weight) of the remaining amount.
【０００９】[0009]
【作用】この発明の耐熱性コーティング材は、親水性で
あるから、水を加えて混練すれば、均一な泥状になるの
で、これを刷毛、又はローラー或いは吹付けなどの手段
により、所望のベース面へ薄く塗布することができる。
また高温焼付けによって、ベース面へ強固に層着され、
激しい熱変化を受けてても剥離するおそれのない強固な
皮膜となる。Since the heat-resistant coating material of the present invention is hydrophilic, it can be made into a uniform mud-like state by adding water and kneading it. Can be applied thinly on the base surface.
Also, by high temperature baking, it is firmly layered on the base surface,
A strong film that does not peel off even when subjected to severe heat changes.
【００１０】[0010]
【実施例１】金型表面又は炉内温度計の保護管へコーテ
ィングするのに使用する耐熱性コーティング材の実施例
について説明する。Example 1 An example of a heat-resistant coating material used for coating the surface of a mold or a protective tube of a thermometer in a furnace will be described.
【００１１】明ばん石５５％（重量）、粉末硅酸ソーダ
４０％（重量）およびケイフッ化ソーダ５％（重量）よ
りなる硬化剤６０％（重量）へ、クローム５％（重
量）、炭化硅素２８％（重量）、ジルコニア７％（重
量）を同一容器に入れて均一に撹拌混合すれば、金型等
の表面に塗布する耐熱性コーティング材ができる。Hardener 60% (weight) consisting of alumite 55% (weight) , powdered sodium silicate 40% (weight) and sodium silicofluoride 5% (weight) , chromium 5% ( weight)
Amount) , silicon carbide 28% (weight) , zirconia 7% (heavy)
(Amount) in the same container and uniformly stirred and mixed, a heat resistant coating material applied to the surface of a mold or the like can be obtained.
【００１２】前記コーティング材を金型１の表面に塗布
するには、前記コーティング材の中へ、水を４０％（重
量）〜５０％（重量）（混合物に対する比率）を加えて
均一に撹拌し、泥状になったものを刷毛で塗布し、厚さ
０．４mmのコーティング層を設ける。前記金型１を乾燥
炉に入れ、５０℃〜２００℃まで徐々に３０分間位昇温
乾燥し、ついで瓦斯火等で９８０℃〜１２５０℃まで５
分で昇温し、恒温で１５分間焼成すれば、高温崩壊又は
融解を生じない耐火性コーティング層２ができる。To apply the coating material to the surface of the mold 1, 40% (weight) of water is put into the coating material.
Amount) to 50% (weight) (ratio to the mixture) is added and uniformly stirred, and a mud-like material is applied with a brush to form a coating layer having a thickness of 0.4 mm. The mold 1 is put in a drying furnace, gradually heated to 50 ° C. to 200 ° C. for about 30 minutes and dried, and then heated to 980 ° C. to 1250 ° C. with a gas fire.
If the temperature is raised in minutes and baking is performed at a constant temperature for 15 minutes, the refractory coating layer 2 that does not undergo high temperature collapse or melting can be formed.
【００１３】前記コーティング層２の表面を研磨して、
厚さ０．２mm位で表面を鏡面状に磨き仕上げる。前記コ
ーティング層２は、例えば０．５mm〜０．２mm位であっ
ても、耐火性が大きく、例えば１５００℃〜１６００℃
の高温に長時間耐え得ることが確認されている。尚、高
温腐食（耐ガス性）を生じるおそれもない。The surface of the coating layer 2 is polished,
The surface is polished to a mirror surface with a thickness of about 0.2 mm. The coating layer 2 has high fire resistance, for example, about 0.5 mm to 0.2 mm, for example, 1500 ° C. to 1600 ° C.
It has been confirmed that it can withstand high temperatures for a long time. In addition, there is no possibility that high temperature corrosion (gas resistance) will occur.
【００１４】[0014]
【実施例２】次に絶縁用の耐熱性コーティング材につい
て説明する。Example 2 Next, a heat resistant coating material for insulation will be described.
【００１５】明ばん石６０％（重量）、粉末硅酸ソーダ
３５％（重量）およびケイフッ化ソーダ５％（重量）よ
りなる硬化剤６０％（重量）に、炭化硅素３３％（重
量）とジルコニア７％（重量）を同一容器内に入れて均
一に撹拌混合すれば、絶縁用の耐熱性コーティング材が
できる。[0015] alum 60% ore (weight), 35% powdered sodium silicate (weight) and fluorosilicate sodium 5% (by weight) curing agent 60% consisting of the (weight), silicon carbide 33% (weight
(Amount) and 7% (weight) of zirconia are put in the same container and stirred and mixed uniformly to form a heat resistant coating material for insulation.
【００１６】前記耐熱性コーティング材に水４５％（重
量）（混合物に対する比率）を入れて混練し、泥状にな
った時に鉄板１の表面へ厚さ０．３mmに塗布し、この鉄
板１を乾燥炉内へ入れ、５０℃〜２００℃まで徐々に３
０分間位かけて昇温乾燥し、ついで瓦斯火等で９８０℃
〜１２５０℃まで５分で昇温し、恒温で１０分間焼成す
れば、絶縁性に優れ、配電盤その他の電気関係器材とし
て優れた耐熱性コーティング層ができる。45% water (heavy weight ) is added to the heat resistant coating material.
Amount) (ratio to the mixture) is added and kneaded, and when it becomes muddy, it is applied to the surface of the iron plate 1 to a thickness of 0.3 mm, and the iron plate 1 is put into a drying furnace and gradually heated to 50 ° C to 200 ° C. To 3
It is heated and dried for about 0 minutes, and then 980 ℃ with a gas fire.
If the temperature is raised to ˜1250 ° C. in 5 minutes and baked at a constant temperature for 10 minutes, a heat resistant coating layer having excellent insulation properties and excellent as a switchboard and other electrical equipment can be formed.
【００１７】[0017]
【発明の効果】この発明は、硬化剤にセラミックス類又
はセラミックス類と金属類との混合物よりなる耐熱性コ
ーティング材であり、かつ親水性があるので、前記コー
ティング材に、適量の水を入れることによって、金属面
その他の物品の表面へ強固に付着させて加熱により耐熱
性皮膜とすることができる効果がある。EFFECT OF THE INVENTION The present invention is a heat-resistant coating material composed of ceramics or a mixture of ceramics and metals as a curing agent and is hydrophilic. Therefore, it is necessary to add an appropriate amount of water to the coating material. By this, there is an effect that it can be firmly adhered to the surface of the article such as a metal surface and heated to form a heat resistant film.
【００１８】従来、金属面へ耐火性材料を強固に付着さ
せることは至難とされていたが、この発明のコーティン
グ材は、水を入れて混練することにより、泥状となり塗
布できると共に焼付で強固な耐熱層を形成できる。よっ
て、この発明のコーティング材は、水で混練した後、物
品の表面へ容易に薄層として設けることができると共
に、高温焼付けによって強固な耐熱層ができる効果があ
る。Conventionally, it has been difficult to firmly adhere the refractory material to the metal surface, but the coating material of the present invention becomes a mud-like substance when water is mixed and kneaded, and at the same time it is strongly baked. A heat resistant layer can be formed. Therefore, the coating material of the present invention has an effect that, after being kneaded with water, it can be easily provided as a thin layer on the surface of an article and a strong heat-resistant layer can be formed by baking at high temperature.
【図面の簡単な説明】[Brief description of drawings]
【図１】この発明のコーティング材の使用例の断面図。FIG. 1 is a cross-sectional view of an example of using the coating material of the present invention.
【図２】同じく他の使用例の断面図。FIG. 2 is a sectional view of another example of use.
１ 金型（又は鉄板） ２ 耐熱性コーティング層 1 Mold (or iron plate) 2 Heat resistant coating layer
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｃ０４Ｂ 28/26 Ｃ０９Ｄ 1/02 ＰＣＬ 5/00 ＰＱＱ Ｃ２３Ｃ 24/08 Ｃ ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification code Internal reference number FI Technical display location C04B 28/26 C09D 1/02 PCL 5/00 PQQ C23C 24/08 C
Claims (4)
ッ化ソーダよりなる硬化剤４０％（重量）〜６０％（重
量）にセラミックス類６０％（重量）〜４０％（重量）
を加え、又はセラミックス類と金属類の混合物６０％
（重量）〜４０％（重量）を加えてなり、水を加えて泥
状化し、高温加熱により耐熱皮膜が形成できる耐熱性コ
ーティング材。1. A hardening agent composed of alunite, powdered sodium silicate and sodium fluorosilicate 40% (weight) to 60% (heavy weight)
The amount) in the ceramic compound 60% (by weight) to 40% (by weight)
Or 60% mixture of ceramics and metals
(Weight) -40% (weight) is added, a heat-resistant coating material capable of forming a heat-resistant film by heating at high temperature to form a mud form by adding water.
ア、黒鉛、シラス、パーライト、又は窒化硅素とした請
求項１記載の耐熱性コーティング材。2. The heat resistant coating material according to claim 1, wherein the ceramics is silicon carbide, zirconia, graphite, shirasu, pearlite, or silicon nitride.
した請求項１記載の耐熱性コーティング材。3. The heat resistant coating material according to claim 1, wherein the metal is manganese, steel or metal fiber.
５％（重量）、粉末硅酸ソーダ５５％（重量）〜３０％
（重量）、およびケイフッ化ソーダ５％（重量）前後と
した請求項１記載の耐熱性コーティング材。4. The hardening agent is alumite 40% (weight) to 6%.
5% (weight) , powdered sodium silicate 55% (weight) to 30%
The heat-resistant coating material according to claim 1, wherein (weight) is about 5% ( by weight) , and sodium fluorosilicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6144741A JPH0826247B2 (en) | 1994-06-27 | 1994-06-27 | Heat resistant coating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6144741A JPH0826247B2 (en) | 1994-06-27 | 1994-06-27 | Heat resistant coating material |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60234882A Division JPH0699646B2 (en) | 1985-10-21 | 1985-10-21 | Method for forming heat resistant coating using heat resistant coating material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH07166090A JPH07166090A (en) | 1995-06-27 |
| JPH0826247B2 true JPH0826247B2 (en) | 1996-03-13 |
Family
ID=15369281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6144741A Expired - Lifetime JPH0826247B2 (en) | 1994-06-27 | 1994-06-27 | Heat resistant coating material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0826247B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009507972A (en) * | 2005-09-14 | 2009-02-26 | イーテーエン ナノヴェイション アクチェンゲゼルシャフト | Layer or coating and composition for its production |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104962121A (en) * | 2015-07-01 | 2015-10-07 | 赵志海 | High-temperature-resistant and anticorrosive composite ceramic coating |
| CN105670351A (en) * | 2016-04-26 | 2016-06-15 | 黄河科技学院 | Environment-friendly anti-radiation high-temperature resistant coating and preparation method thereof |
| CN111825416A (en) * | 2019-12-13 | 2020-10-27 | 国能生物发电集团有限公司 | High-temperature corrosion resistant coating, coating and preparation method thereof |
-
1994
- 1994-06-27 JP JP6144741A patent/JPH0826247B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009507972A (en) * | 2005-09-14 | 2009-02-26 | イーテーエン ナノヴェイション アクチェンゲゼルシャフト | Layer or coating and composition for its production |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH07166090A (en) | 1995-06-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1228370A (en) | Oxidation prohibitive coatings for carbonaceous articles | |
| JPH0413308B2 (en) | ||
| JPH0826247B2 (en) | Heat resistant coating material | |
| JPH0699646B2 (en) | Method for forming heat resistant coating using heat resistant coating material | |
| JP3174179B2 (en) | Thermal spray material | |
| JP4416946B2 (en) | Ceramic composite | |
| JPS5828231B2 (en) | Fluid cast refractories | |
| US4803182A (en) | Heat resistant materials containing ceramic components | |
| JPS6241774A (en) | Non-burnt refractory heat insulator | |
| US271437A (en) | Geoege uueyee | |
| JPS58185485A (en) | Coating or filling formless refractory composition | |
| RU2101263C1 (en) | Mullite material for fabrication of refractory products, method of manufacturing such mullite material, and refractory laminated article | |
| RU1828854C (en) | Process for manufacturing thermal unit lining | |
| JPH0519508B2 (en) | ||
| SU1526881A1 (en) | Protective coating | |
| JPS5831258B2 (en) | Durable coating material for mold casting | |
| JP2884470B2 (en) | Composition, material, and member having heat resistance, heat insulation, and corrosion resistance | |
| JPS637358A (en) | Formation of coating layer by water plasma thermal spraying having excellent erosion resistance | |
| KR20110076589A (en) | Method for manufacturing refractories of a taphole sleeve | |
| JPS57187164A (en) | Side wall permalining of molten metal vessel | |
| JPH11217681A (en) | Formation of heat resistant, flexible and soft member hardenable by pseudo-melting technology | |
| JPH09142945A (en) | Prepared unshaped refractories for lining vessel for molten iron and lining structure of vessel for molten iron formed by using the same | |
| JPH04173911A (en) | Method for lining molten iron tapping trough cover in blast furnace | |
| JPS6230673A (en) | Spray repairing material | |
| SU567548A1 (en) | Method of preparing reinforcing inserts |