JPH08144387A - Humidity adjusting building material - Google Patents

Humidity adjusting building material

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Publication number
JPH08144387A
JPH08144387A JP28314394A JP28314394A JPH08144387A JP H08144387 A JPH08144387 A JP H08144387A JP 28314394 A JP28314394 A JP 28314394A JP 28314394 A JP28314394 A JP 28314394A JP H08144387 A JPH08144387 A JP H08144387A
Authority
JP
Japan
Prior art keywords
building material
humidity
allophane
imogolite
humidity control
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
JP28314394A
Other languages
Japanese (ja)
Other versions
JP3041348B2 (en
Inventor
Yasuo Shibazaki
靖雄 芝崎
Kiichi Oda
喜一 小田
Saburo Sano
三郎 佐野
Masaki Maeda
雅喜 前田
Yukito Muraguchi
幸人 村口
Hiroshi Fukumizu
浩史 福水
Mineo Kosaka
岑雄 小坂
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.)
Inax Corp
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
Inax Corp
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 Agency of Industrial Science and Technology, Inax Corp filed Critical Agency of Industrial Science and Technology
Priority to JP6283143A priority Critical patent/JP3041348B2/en
Publication of JPH08144387A publication Critical patent/JPH08144387A/en
Application granted granted Critical
Publication of JP3041348B2 publication Critical patent/JP3041348B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

PURPOSE: To obtain the humidity adjusting building material at a low cost by mixing allophane or imogolite and the setting hardening agent, and forming them for setting, or mixing the allophane or imogolite with the ceramics raw material, and burning it so as to form the building material for forming a space. CONSTITUTION: Allophane or imogolite as a main body of the volcanic ash soil is mixed with the setting hardening agent such as mortar, gypsum, slaked lime, dolomite, and water is added thereto for kneading at need, and after forming, it is hardened by steam curing. Or, allophane or imogolite is singly used, or mixed with the ceramics raw material, and formed, burned so as to form the humidity adjusting building material. In this case, the reinforcing material and the pigment can be added at need. This humidity adjusting building material is applied to wall, floor, ceiling, shelf, and door so as to absorb the moisture, and the generation of dew condensation and mold is prevented. The building material having the excellent' moisture absorbing characteristic can be thereby obtained at a low cost.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は調湿建材に係り、特に、
アロフェン及びイモゴライトの優れた吸放湿特性を利用
することにより、居室内などの建築空間に調湿性、防露
性、防かび性を付与する新規機能性建築材料に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a humidity control building material, and
The present invention relates to a novel functional building material that imparts humidity control, dewproofness and moldproofness to a building space such as a living room by utilizing the excellent moisture absorbing / releasing properties of allophane and imogolite.

【0002】[0002]

【従来の技術】従来、日本の家屋では、木造土壁建築に
より、調湿性、防露性、防かび性の良い建築物を実現し
てきたが、近年、建築物の高気密化が進められ、耐火
性、気密性を重視した新建材が多用されるようになっ
た。しかし、新建材では、調湿性、防露性などの特性が
十分でないことから、次のような問題がある。
2. Description of the Related Art Conventionally, in Japanese houses, a wooden soil wall construction has realized a building with good humidity control property, dew-proof property, and mold-proof property, but in recent years, the building has been made highly airtight. New building materials that emphasize fire resistance and airtightness are now widely used. However, the new building materials have the following problems because the properties such as humidity control property and dew-proof property are not sufficient.

【0003】(1) 建材表面で結露することにより、建
物の快適性及び耐久性を損なう。 (2) 結露により発生した水分がカビやダニの発生を招
き、人体に悪影響を及ぼす。 これらの問題を解決するために、一般的には空調設備が
取り付けられるが、空調設備は動力を必要とし、設備費
のみならず、運転費の面で好ましくない。
(1) Condensation on the surface of building materials impairs the comfort and durability of the building. (2) Moisture generated by dew condensation causes molds and mites to adversely affect the human body. In order to solve these problems, air-conditioning equipment is generally installed, but the air-conditioning equipment requires power, which is not preferable not only in terms of equipment costs but also in operating costs.

【0004】このようなことから、建材自体に調湿機能
を持たせ、空調設備や動力などを必要とせずに室内の湿
度調整を行い、防露性、防かび性を得ることができる調
湿建材の開発が行われている。従来、調湿建材として
は、ゾノトライト系珪酸カルシウム建材、ゼオライト系
建材(特開平3−93662号公報)などの開発が行わ
れている。
From the above, the humidity control function can be applied to the building material itself so that the humidity in the room can be adjusted without the need for air conditioning equipment or power to obtain dew-proof and mold-proof properties. Building materials are being developed. Conventionally, as a humidity control building material, development of a zonotolite-based calcium silicate building material, a zeolite-based building material (Japanese Patent Laid-Open No. 3-93662), etc. has been carried out.

【0005】[0005]

【発明が解決しようとする課題】上述の如く、調湿建材
についてはすでに各種のものが開発されているが、次の
ような問題点を有している。ゼオライトは吸湿性に優れ
ているが、放湿性には劣るため、調湿建材に利用するに
は必ずしも適しておらず、ゼオライト系調湿建材では、
優れた調湿特性を持たせるのが困難である。またゾノト
ライト系珪酸カルシウム調湿建材は短期間では、優れた
調湿性、防露性を有しているが、梅雨時のように長期間
高湿度状態が続いた場合に建材の吸湿量が飽和し、調湿
性、防露性を失ってしまう。また価格も安価であるとは
言えず、性能、価格などすべて満足させるような建材は
未だ実現されていない。
As described above, various types of humidity control building materials have already been developed, but they have the following problems. Zeolite is excellent in hygroscopicity, but is inferior in moisture release, so it is not necessarily suitable for use as a humidity control building material.
It is difficult to have excellent humidity control properties. Although zonotolite-based calcium silicate humidity control building materials have excellent humidity control and dew-preventing properties in a short period of time, when the high humidity continues for a long time, such as during the rainy season, the amount of moisture absorbed by the building materials becomes saturated. , Loses humidity control and dew resistance. Moreover, the price is not cheap, and building materials that satisfy all of the performance and price have not been realized yet.

【0006】[0006]

【課題を解決するための手段】請求項1の調湿建材は、
アロフェン又はイモゴライトと凝結硬化剤とを混合、成
形、凝結させてなることを特徴とする。
The humidity control building material according to claim 1 is
It is characterized in that allophane or imogolite and a coagulation hardening agent are mixed, molded and coagulated.

【0007】請求項2の調湿建材は、アロフェン又はイ
モゴライトを単独又は他のセラミックス原料と混合、成
形、焼成させてなることを特徴とする。
The humidity-conditioning building material according to claim 2 is characterized in that allophane or imogolite is used alone, or mixed with another ceramic raw material, molded, and fired.

【0008】以下に本発明を詳細に説明する。Hereinafter, the present invention will be described in detail.

【0009】本発明において、アロフェン又はイモゴラ
イトとしては、アロフェン又はイモゴライトを主成分と
する鹿沼土、大沢土及び膠質土、水土、味噌土と呼ばれ
る各地の火山軽石層の鉱物が実質的に使用される。
In the present invention, as allophane or imogolite, the minerals of the volcanic pumice layers called Kanuma soil, Osawa soil and colloidal soil, aquatic soil and miso soil, which are mainly composed of allophane or imogolite, are substantially used. .

【0010】このようなアロフェン又はイモゴライトを
用いる本発明の調湿建材は例えば次のI又はIIのような
方法により製造することができる。
The humidity-conditioning building material of the present invention using such allophane or imogolite can be produced, for example, by the following method I or II.

【0011】I アロフェン又はイモゴライトと凝結硬
化剤とを混合、成形して養生硬化させる。具体的には、
鹿沼土等のアロフェン又はイモゴライトとモルタル、石
膏、消石灰、ドロマイドなどの凝結硬化剤とを混合し、
必要に応じて更に水を添加して混練し、混練物を押し出
し、流し込みなどの方法により成形し、気中、水中、蒸
気養生などにより養生硬化させる。
I Allophane or imogolite and a setting and hardening agent are mixed and molded to cure and cure. In particular,
Mix allophane or imogolite such as Kanuma soil with a setting hardening agent such as mortar, gypsum, slaked lime, and dolomide,
If necessary, water is further added and kneaded, and the kneaded product is extruded, molded by a method such as pouring, and cured by curing in air, water, or steam.

【0012】この場合、アロフェン又はイモゴライトと
凝結硬化剤との混合割合は、アロフェン又はイモゴライ
ト10〜90重量部に対して凝結硬化剤90〜10重量
部とするのが好ましい。この範囲よりもアロフェン又は
イモゴライトが少ないと、充分な調湿特性が得られず、
逆に、凝結硬化剤が少ないと、成形性が損なわれる。
In this case, the mixing ratio of allophane or imogolite and the setting and hardening agent is preferably 90 to 10 parts by weight of the setting and hardening agent to 10 to 90 parts by weight of allophane or imogolite. When the amount of allophane or imogolite is less than this range, sufficient humidity control properties cannot be obtained,
On the other hand, if the amount of the setting hardening agent is small, the moldability is impaired.

【0013】II アロフェン又はイモゴライトを単独又
は他のセラミックス原料とを混合、成形、焼成する。具
体的には、鹿沼土等のアロフェン又はイモゴライト単独
又はアロフェン又はイモゴライトと木節粘土、蛙目粘
土、珪石、陶石等の他のセラミックス原料と混合し、押
し出し、プレス成形し、得られた成形体を焼成する。
II Allophane or imogolite is used alone or mixed with another ceramic raw material, molded, and fired. Specifically, allophane or imogolite alone such as Kanuma soil or allophane or imogolite is mixed with other ceramic raw materials such as kibushi clay, frog clay, silica stone, and porcelain stone, extruded, press-molded, and obtained molding Bake the body.

【0014】この場合、アロフェン又はイモゴライトと
他のセラミックス原料との混合割合は、アロフェン又は
イモゴライト100〜10重量部に対して他のセラミッ
クス原料0〜90重量部とするのが好ましい。この範囲
よりもアロフェン又はイモゴライトが少ないと、充分な
調湿特性が得られない。
In this case, the mixing ratio of allophane or imogolite and the other ceramic raw material is preferably 0 to 90 parts by weight of the other ceramic raw material with respect to 100 to 10 parts by weight of the allophane or imogolite. If the amount of allophane or imogolite is less than this range, sufficient humidity control properties cannot be obtained.

【0015】なお、本発明の調湿建材は、その調湿特性
を損なわない範囲において、補強材、顔料などの添加材
を含有していても良いことは言うまでもない。
Needless to say, the humidity-conditioning building material of the present invention may contain additives such as a reinforcing material and a pigment as long as the humidity-conditioning properties are not impaired.

【0016】本発明の調湿建材は、壁、床、天井材など
の他、棚、扉などの各種建材に有効に適用することがで
きる。
The humidity control building material of the present invention can be effectively applied to various building materials such as walls, floors and ceiling materials as well as shelves and doors.

【0017】[0017]

【作用】アロフェン及びイモゴライトはともに、火山灰
土壌の主体をなすものであり、化学的性質も類似してい
る。アロフェンは、微細な球状粒子であることから、ま
た、イモゴライトは微細な中空管状構造を持つことか
ら、他の粘土鉱物に比べて比表面積が大きく優れた吸着
能力を持つ。このため、ゼオライトなどと同様、吸着材
として有効である。本発明者らは、このアロフェン及び
イモゴライトの種々の物質に対する吸着能力の中で、特
に水に対する吸着能力を調べた結果、アロフェン及びイ
モゴライトは著しく良好な吸湿能力及び放湿能力を有す
ること及び高湿度状態が長期間続いた場合にも吸湿量が
飽和せず、吸湿能力を維持することを見出し、このアロ
フェン及びイモゴライトの吸放湿特性を利用する本発明
調湿建材を完成させた。
[Function] Both allophane and imogolite are the main constituents of volcanic ash soil and have similar chemical properties. Since allophane is a fine spherical particle, and imogolite has a fine hollow tubular structure, it has a large specific surface area and excellent adsorption capacity compared to other clay minerals. Therefore, it is effective as an adsorbent like zeolite. Among the adsorption capacities of allophane and imogolite for various substances, the present inventors have investigated the adsorption capacities for water, and as a result, allophane and imogolite have remarkably good moisture absorption and desorption abilities and high humidity. It has been found that the moisture absorption amount is not saturated even when the state continues for a long period of time and the moisture absorption ability is maintained, and the humidity control building material of the present invention utilizing the moisture absorption / release properties of this allophane and imogolite was completed.

【0018】即ち、図1に示す、アロフェンを主成分と
する鹿沼土(アロフェンの他、イモゴライト、イライ
ト、鳳化長石、石英を含む。)及びゼオライトの温度2
5℃での水蒸気吸着等温線より明らかなように、ゼオラ
イトは、低湿度領域でも吸湿量が多く、高湿度領域での
吸湿量とそれほど差がない。このため、相対湿度が低湿
度⇔高湿度と変動した場合の吸放湿量はそれほど多くな
い。これに対して、アロフェンを主成分とする鹿沼土で
は低湿度領域で吸湿量が少なく、高湿度領域では吸湿量
が多く、吸放湿量が多い。また、イモゴライトを主成分
とするものでも、アロフェンを主成分とする鹿沼土と同
様の特性を示す。
That is, as shown in FIG. 1, the temperature of Kanuma soil (including allophane, imogolite, illite, phosphite, and quartz) containing allophane as a main component and the temperature of zeolite 2
As is clear from the water vapor adsorption isotherm at 5 ° C., zeolite has a large moisture absorption amount even in the low humidity region, and is not so different from the moisture absorption amount in the high humidity region. Therefore, when the relative humidity fluctuates from low humidity to high humidity, the amount of absorbed and released moisture is not so large. On the other hand, Kanuma soil containing allophane as the main component has a small amount of moisture absorption in the low humidity region, and a large amount of moisture absorption and a large amount of moisture absorption and release in the high humidity region. In addition, even if the main component is imogolite, it shows the same characteristics as Kanuma soil that contains allophane as the main component.

【0019】この吸放湿量と材料の調湿特性には密接な
相関関係があり、吸放湿量が多いほど調湿特性に優れた
ものとなることから、調湿建材に使用されているゼオラ
イトに比べて、アロフェン又はイモゴライトを用いた調
湿建材では、調湿特性がより一層優れ、後掲の実施例で
示すように、モルタル、石膏などの凝結材と混合した場
合にも優れた調湿特性を持つ調湿建材が得られる。
This moisture absorption / release amount has a close correlation with the humidity control properties of the material, and the greater the moisture absorption / release amount, the more excellent the humidity control properties are, and therefore, it is used in a humidity control building material. Compared with zeolite, the humidity-conditioning building material using allophane or imogolite has more excellent humidity-controlling properties, and as shown in the examples below, it is also excellent when mixed with a setting material such as mortar and gypsum. A humidity control building material having a humidity characteristic can be obtained.

【0020】また、後掲の実施例で示す、鹿沼土混合モ
ルタルよりなる調湿建材の25℃、相対湿度80%での
吸湿量の経時変化から明らかなように、長期間高湿度状
態が続いた場合に鹿沼土混合モルタルよりなる調湿建材
は、吸湿量が飽和せず、吸湿能力を維持する。このよう
な特性は、鹿沼土混合モルタルよりなる調湿建材だけで
なく、他のアロフェン又はイモゴライトを用いた調湿建
材でも同様である。このため梅雨のように高湿度状態が
長期間続く場合、アロフェン又はイモゴライトを用いた
調湿建材では、調湿特性を保つことができ、結露発生も
起こさない。
Further, as is clear from the change with time of the moisture absorption amount of the humidity control building material composed of Kanuma soil mixed mortar at 25 ° C. and 80% relative humidity, which will be shown in the examples described below, the high humidity condition continues for a long time. In this case, the moisture control building material consisting of Kanuma soil mixed mortar does not saturate the moisture absorption amount and maintains the moisture absorption capacity. Such characteristics are the same not only in the humidity control building material made of Kanuma soil mixed mortar but also in the humidity control building material using other allophane or imogolite. Therefore, when the high humidity condition continues for a long period of time such as the rainy season, the humidity-conditioning building material using allophane or imogolite can maintain the humidity-controlling property and does not cause dew condensation.

【0021】このような優れた調湿特性により、本発明
の調湿建材によれば、人が快適に感じる湿度範囲に、室
内の相対湿度を調節することができる。また、その優れ
た吸湿特性により、結露を有効に防止して、カビやダニ
の発生を防止すると共に、建築物の耐久性を向上させる
こともできる。
With such excellent humidity control characteristics, the humidity control building material of the present invention can control the relative humidity in the room within a humidity range that a person can comfortably feel. Further, due to its excellent moisture absorption property, it is possible to effectively prevent dew condensation, prevent the generation of mold and mites, and improve the durability of the building.

【0022】本発明で使用されるアロフェン及びイモゴ
ライトは火山灰土壌の主体をなすものであり、火山国で
あるわが国には豊富に埋蔵されており、容易かつ安価に
入手可能な鉱物資源であることから、本発明の調湿建材
は従来の調湿建材と比較して安価なものとなる。
The allophane and imogolite used in the present invention are the main constituents of volcanic ash soil, and are abundantly buried in Japan, which is a volcanic country, and are mineral resources readily and cheaply available. The humidity-conditioning building material of the present invention is cheaper than the conventional humidity-conditioning building material.

【0023】[0023]

【実施例】以下に実施例及び比較例を挙げて本発明をよ
り具体的に説明する。
EXAMPLES The present invention will be described more specifically with reference to Examples and Comparative Examples below.

【0024】実施例1 鹿沼土80重量部と木節粘土20重量部を調合し、さら
に水を添加し混練することにより練土とした。この練土
を押出成形して成形体を得た。この成形体を800℃で
焼成して調湿建材を得た。得られた調湿建材の調湿特性
を下記の方法により測定し、結果を図2(空間内の相対
湿度の経時変化)及び表1(空間内の最高湿度と最低湿
度の差)に示した。
Example 1 80 parts by weight of Kanuma soil and 20 parts by weight of kibushi clay were mixed, and water was further added and kneaded to obtain a dough. This kneaded material was extrusion-molded to obtain a molded body. The molded body was fired at 800 ° C. to obtain a humidity controlled building material. The humidity control properties of the obtained humidity controlled building materials were measured by the following method, and the results are shown in FIG. 2 (change of relative humidity in space with time) and Table 1 (difference between maximum humidity and minimum humidity in space). .

【0025】調湿特性の測定方法 所定容積の密閉空間に調湿建材を所定面積露出させ、外
部より密閉空間に温度変動が与えられた場合の温度及び
湿度変化、相対湿度変動から調湿特性を求めた。調湿作
用が働かない場合には、温度変動に依存して相対湿度が
大きく変動するが、調湿作用が働くとこの相対湿度の変
動が抑制される。この変動の抑制度合いを空間内で測定
された最高湿度と最低湿度との差で求め、調湿特性を評
価した。
Measuring Method of Humidity Control Property A humidity control building material is exposed in a predetermined area in a closed space of a predetermined volume, and the humidity control characteristic is determined from temperature and humidity changes and relative humidity changes when temperature changes are given to the closed space from the outside. I asked. When the humidity control function does not work, the relative humidity greatly fluctuates depending on the temperature fluctuation, but when the humidity control function works, the fluctuation of the relative humidity is suppressed. The degree of suppression of this fluctuation was determined by the difference between the highest humidity and the lowest humidity measured in space, and the humidity control characteristics were evaluated.

【0026】比較例1 鹿沼土の代りにゼオライトを用いた以外は実施例1と同
様にして調湿建材を製造し、得られた調湿建材について
同様に調湿特性を測定し、結果を図2及び表1に示し
た。
Comparative Example 1 A humidity-conditioning building material was manufactured in the same manner as in Example 1 except that zeolite was used instead of Kanuma soil, and the humidity-conditioning characteristics of the obtained humidity-conditioning building material were measured in the same manner. 2 and Table 1.

【0027】実施例1の調湿特性と比較例1の調湿特性
の比較から明らかなように、アロフェンを主成分とする
鹿沼土を使用した実施例1の方が相対湿度の変動が抑制
されており、調湿特性に優れている。
As is clear from the comparison between the humidity control characteristics of Example 1 and the humidity control characteristics of Comparative Example 1, Example 1 using Kanuma soil containing allophane as a main component suppressed the fluctuation in relative humidity. And has excellent humidity control properties.

【0028】実施例2 鹿沼土30重量部にモルタル70重量部を調合し、水と
混練し鹿沼土混合モルタルを得た。これを型枠に流し込
み、成形養生してモルタル硬化体よりなる調湿建材を得
た。得られた調湿建材について、実施例1と同様にして
調湿特性を測定し、結果を表1に示した。
Example 2 30 parts by weight of Kanuma soil was mixed with 70 parts by weight of mortar and kneaded with water to obtain Kanuma soil mixed mortar. This was poured into a mold and molded and cured to obtain a humidity control building material composed of a cured mortar. The humidity control properties of the obtained humidity control building material were measured in the same manner as in Example 1, and the results are shown in Table 1.

【0029】比較例2 鹿沼土の代りにゼオライトを用いた以外は実施例2と同
様にして調湿建材を製造し、得られた調湿建材について
同様に調湿特性を測定し、結果を表1に示した。
Comparative Example 2 A humidity-conditioning building material was produced in the same manner as in Example 2 except that zeolite was used instead of Kanuma soil, and the humidity-conditioning characteristics of the obtained humidity-conditioning building material were measured in the same manner. Shown in 1.

【0030】実施例2の調湿特性と比較例2の調湿特性
の比較から明らかなように、実施例2の鹿沼土混合モル
タルでは、相対湿度の変動が約11%に抑制されている
のに対して、比較例2のゼオライト混合モルタルではそ
の変動が約25%となっており、アロフェンを主成分と
する鹿沼土を用いた実施例2の方が優れた調湿特性を示
している。
As is clear from the comparison between the humidity control characteristics of Example 2 and the humidity control characteristics of Comparative Example 2, in the Kanuma soil mixed mortar of Example 2, the fluctuation of relative humidity is suppressed to about 11%. On the other hand, in the zeolite-mixed mortar of Comparative Example 2, the variation is about 25%, and Example 2 using Kanuma soil containing allophane as the main component exhibits superior humidity control characteristics.

【0031】実施例3 鹿沼土50重量部と半水石膏50重量部を調合し、水と
混練した後、型枠に流し込み、成形体を得た。この成形
体を気中養生し、鹿沼土添加石膏硬化体よりなる調湿建
材を得た。得られた調湿建材について、実施例1と同様
にして調湿特性を測定し、結果を表1に示した。
Example 3 50 parts by weight of Kanuma soil and 50 parts by weight of hemihydrate gypsum were mixed, kneaded with water and poured into a mold to obtain a molded body. This molded body was cured in air to obtain a humidity-controlled building material composed of Kanuma soil-added gypsum cured body. The humidity control properties of the obtained humidity control building material were measured in the same manner as in Example 1, and the results are shown in Table 1.

【0032】比較例3 市販の石膏ボードについて、実施例1と同様にして調湿
特性を測定し、結果を表1に示した。
Comparative Example 3 With respect to a commercially available gypsum board, the humidity control characteristics were measured in the same manner as in Example 1, and the results are shown in Table 1.

【0033】実施例3の調湿特性と比較例3の調湿特性
の比較から明らかなように、比較例3の石膏ボードの場
合、相対湿度変動が約30%であるのに対して、実施例
3の鹿沼土添加石膏硬化体では、この変動が約8%と大
幅に抑制されており、優れた調湿特性を示している。
As is clear from the comparison between the humidity control characteristics of Example 3 and the humidity control characteristics of Comparative Example 3, in the case of the gypsum board of Comparative Example 3, the relative humidity fluctuation was about 30%, whereas In the Kanuma soil-added gypsum hardened body of Example 3, this variation was significantly suppressed to about 8%, and excellent humidity control characteristics are exhibited.

【0034】実施例4 鹿沼土20重量部にモルタル80重量部を調合し、水と
混練し鹿沼土混合モルタルを得た。これを型枠に流し込
み、成形養生してモルタル硬化体よりなる調湿建材を得
た。得られた調湿建材について、25℃、相対湿度80
%の条件での吸湿量の経時変化を調べ、結果を図3に示
した。
Example 4 20 parts by weight of Kanuma soil was mixed with 80 parts by weight of mortar and kneaded with water to obtain Kanuma soil mixed mortar. This was poured into a mold and molded and cured to obtain a humidity control building material composed of a cured mortar. About the obtained humidity control building material, 25 ° C, relative humidity 80
The change with time of the moisture absorption amount under the condition of% was investigated, and the results are shown in FIG.

【0035】比較例4 ゾノトライト系珪酸カルシウム建材について、実施例4
と同様にして、吸湿量の経時変化を調べ、結果を図3に
示した。
Comparative Example 4 A zonotolite-based calcium silicate building material was used in Example 4
Similarly, the change in moisture absorption over time was examined, and the results are shown in FIG.

【0036】図3から明らかなように、1日経過時で
は、比較例4と実施例4でほぼ吸湿量が等しいが、2日
経過以降、比較例4で吸湿量がほぼ飽和するのに対し
て、実施例4では、吸湿量が飽和せず、増加していく。
即ち、高湿度状態が長期間続く場合に、比較例4では、
吸湿量が飽和し吸湿能力を失ってしまうため、調湿特性
を失い、結露も発生するのに対して、実施例4では、吸
湿量が飽和せず、吸湿能力を維持するため、調湿特性を
保ち、結露も発生しないということを示している。
As is apparent from FIG. 3, after one day, the moisture absorption amounts of Comparative Example 4 and Example 4 are almost the same, but after two days, the moisture absorption amount of Comparative Example 4 is almost saturated. In Example 4, the moisture absorption amount is not saturated and increases.
That is, when the high humidity condition continues for a long time, in Comparative Example 4,
Since the moisture absorption amount is saturated and the moisture absorption capability is lost, the humidity control property is lost and dew condensation occurs. On the other hand, in Example 4, the moisture absorption amount is not saturated and the moisture absorption capability is maintained. It shows that the dew condensation does not occur.

【0037】以上の実施例では、アロフェンを主成分と
する鹿沼土を用いた調湿建材を挙げたが、イモゴライト
を用いた調湿建材でも、本実施例と同様の特性を示す。
In the above examples, the humidity control building material using Kanuma soil containing allophane as the main component was mentioned, but the humidity control building material using imogolite also exhibits the same characteristics as this example.

【0038】[0038]

【表1】 [Table 1]

【0039】[0039]

【発明の効果】以上詳述した通り、本発明の調湿建材に
よれば、調湿特性が著しく良好で、その特性が高湿度状
態が長期間続く場合にも維持され、耐久性にも優れ、し
かも安価な調湿建材が提供される。
As described above in detail, according to the humidity control building material of the present invention, the humidity control property is remarkably good, and the property is maintained even when the high humidity condition continues for a long time, and the durability is excellent. Moreover, an inexpensive humidity control building material is provided.

【図面の簡単な説明】[Brief description of drawings]

【図1】鹿沼土及びゼオライトの25℃での水蒸気吸着
等温線を示すグラフである。
FIG. 1 is a graph showing water vapor adsorption isotherms of Kanuma soil and zeolite at 25 ° C.

【図2】実施例1及び比較例1の調湿特性の測定結果
(空間内の相対湿度の経時変化)を示すグラフである。
FIG. 2 is a graph showing the measurement results of humidity control characteristics of Example 1 and Comparative Example 1 (change in relative humidity in space over time).

【図3】実施例4及び比較例4の25℃、相対湿度80
%での吸湿量の経時変化を示すグラフである。
3 is a graph of Example 4 and Comparative Example 4 at 25 ° C. and a relative humidity of 80.
It is a graph which shows the time-dependent change of the moisture absorption amount in%.

───────────────────────────────────────────────────── フロントページの続き (72)発明者 小田 喜一 愛知県名古屋市名東区平和が丘1−70 猪 子石住宅3−301 (72)発明者 佐野 三郎 愛知県名古屋市千種区北千種3−2−3 千種東住宅15−24 (72)発明者 前田 雅喜 愛知県知多郡阿久比町大字草木字東郷54番 地 (72)発明者 村口 幸人 愛知県知多市寺本台2丁目3−3 (72)発明者 福水 浩史 愛知県半田市新宮町3−25 サンエクセル B−101 (72)発明者 小坂 岑雄 愛知県津島市橋詰町1−15 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Kiichi Oda 1-70, Heiwagaoka, Meito-ku, Nagoya, Aichi 3-301 Inokoishi House 3-301 (72) Inventor, Saburo Sano 3-Kitachikusa, Chikusa-ku, Nagoya-shi, Aichi 2-3 Chikusa Higashi Housing 15-24 (72) Inventor Masaki Maeda 54 Togo, Kusagi, Akui-cho, Chita-gun, Aichi (72) Inventor Yukito Muraguchi 2-3-3, Teramotodai, Chita-shi, Aichi (72) Inventor Hiroshi Fukumizu 3-25 Shingu-cho, Handa-shi, Aichi Sun Excel B-101 (72) Inventor Takeo Kosaka 1-15 Hashizume-cho, Tsushima-shi, Aichi

Claims (2)

【特許請求の範囲】[Claims] 【請求項1】 アロフェン又はイモゴライトと凝結硬化
剤とを混合、成形、凝結させてなる調湿建材。
1. A humidity control building material obtained by mixing, molding and coagulating allophane or imogolite with a coagulation hardening agent.
【請求項2】 アロフェン又はイモゴライトを単独又は
他のセラミックス原料と混合、成形、焼成させてなる調
湿建材。
2. A humidity control building material obtained by molding, molding and firing allophane or imogolite alone or in combination with another ceramic raw material.
JP6283143A 1994-11-17 1994-11-17 Humidity control building materials Expired - Lifetime JP3041348B2 (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6283143A JP3041348B2 (en) 1994-11-17 1994-11-17 Humidity control building materials

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JPH08144387A true JPH08144387A (en) 1996-06-04
JP3041348B2 JP3041348B2 (en) 2000-05-15

Family

ID=17661787

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Country Link
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002276044A (en) * 2001-03-21 2002-09-25 National House Industrial Co Ltd Humidity control tile
JP2004143019A (en) * 2002-10-28 2004-05-20 Shimizu Corp Cement hardening material, cement hardened body, concrete placing mold and concrete structure
JP2004309131A (en) * 2004-07-26 2004-11-04 Mitsubishi Shoji Construction Materials Corp Humidity optimizing system
JP2008133153A (en) * 2006-11-28 2008-06-12 Shoji Seike Porous ceramics with moisture permeable glaze applied thereto
JP2013071997A (en) * 2011-09-28 2013-04-22 Bridgestone Corp Pneumatic tire

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002276044A (en) * 2001-03-21 2002-09-25 National House Industrial Co Ltd Humidity control tile
JP2004143019A (en) * 2002-10-28 2004-05-20 Shimizu Corp Cement hardening material, cement hardened body, concrete placing mold and concrete structure
JP2004309131A (en) * 2004-07-26 2004-11-04 Mitsubishi Shoji Construction Materials Corp Humidity optimizing system
JP2008133153A (en) * 2006-11-28 2008-06-12 Shoji Seike Porous ceramics with moisture permeable glaze applied thereto
JP2013071997A (en) * 2011-09-28 2013-04-22 Bridgestone Corp Pneumatic tire

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