JP2907472B2 - Molding prevention bonding method for plasterboard - Google Patents

Molding prevention bonding method for plasterboard

Info

Publication number
JP2907472B2
JP2907472B2 JP1335744A JP33574489A JP2907472B2 JP 2907472 B2 JP2907472 B2 JP 2907472B2 JP 1335744 A JP1335744 A JP 1335744A JP 33574489 A JP33574489 A JP 33574489A JP 2907472 B2 JP2907472 B2 JP 2907472B2
Authority
JP
Japan
Prior art keywords
gypsum
mold
based adhesive
plaster board
plasterboard
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 - Fee Related
Application number
JP1335744A
Other languages
Japanese (ja)
Other versions
JPH03197754A (en
Inventor
賢 宝鏡
博 成田
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.)
Maeda Corp
Original Assignee
Maeda 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 Maeda Corp filed Critical Maeda Corp
Priority to JP1335744A priority Critical patent/JP2907472B2/en
Publication of JPH03197754A publication Critical patent/JPH03197754A/en
Application granted granted Critical
Publication of JP2907472B2 publication Critical patent/JP2907472B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Finishing Walls (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Description

【発明の詳細な説明】 「産業上の利用分野」 この発明は、表面に壁クロスなどの壁紙を貼着したプ
ラスターボードのカビ発生防止接着工法に関するもので
ある。
Description: BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for preventing mold from forming on a plaster board having a wall cloth or the like adhered to the surface thereof.

「従来の技術、発明が解決せんとする問題点」 近年、コンクリート構造の建物の断熱気密化の促進に
伴い、壁紙を貼着したプラスターボードの内壁の結露、
カビの発生の弊害が頻繁に起きるようになっている。
"Conventional technology and problems to be solved by the invention" In recent years, with the promotion of thermal insulation and airtightness of buildings with concrete structures, dew condensation on the inner walls of plaster boards with wallpaper,
The negative effects of mold development are occurring frequently.

とりわけ、カビの発生は建物の美観、耐久性を損なう
のみならず、居住空間の環境の悪化、さらには健康の悪
化に影響を及ぼすなどの問題がある。
In particular, the occurrence of mold not only impairs the aesthetics and durability of the building, but also has a problem in that the environment of the living space is adversely affected and the health is also degraded.

そのため従来、プラスターボードの接着剤中にカビ防
止材を加えて接着する工法も知られているが、本発明者
らの実験によればカビの発生防止に多少の効果が見られ
るが、有効な対策とは認められないのが現状である。
Therefore, conventionally, a method of adding a fungicide to the adhesive of a plaster board and bonding the same is also known. However, according to experiments performed by the present inventors, some effects can be seen in preventing the occurrence of fungus. It is not recognized at present.

「問題点を解決するための手段」 この発明は前記従来の課題を解決するために、石膏系
接着剤にワサビを混入した接着剤を用いてプラスターボ
ードを外壁部に接着し、前記プラスターボードの表面に
壁紙を貼着するようにしたプラスターボードのカビ発生
防止接着工法を提案するものである。
"Means for solving the problem" This invention, in order to solve the above-mentioned conventional problems, glue a plaster board to the outer wall portion using an adhesive mixed with wasabi in a gypsum-based adhesive, on the surface of the plaster board An object of the present invention is to propose a method for preventing mold generation of a plaster board to which wallpaper is attached.

「作用」 ワサビがカビ菌の繁殖を抑制する効果が見られ、これ
がプラスターボードの壁クロスなどへのカビの発生を顕
著に防止する。
"Action" Wasabi has an effect of suppressing the growth of fungi, which significantly prevents the occurrence of mold on plasterboard wall cloth and the like.

「実施例」 以下この発明を図面に示す実施例について説明する
と、石膏プラスターを主成分(約92重量部)として、こ
れに適量の軽量骨材(焼成ひる石)及び合成樹脂系接着
剤を配合した水溶性の石膏系接着剤(GLボンド:吉野石
膏(株)製)に、根ワサビの擦りおろしを所要量混入し
た接着剤1を用いて、コンクリートの外壁2又はその内
面に貼着した断熱材(スタイロフォーム)3にプラスタ
ーボード4を接着し、その表面に壁クロス5を一般の壁
紙用糊剤で貼着する(GL工法)。
"Examples" Hereinafter, the present invention will be described with reference to examples shown in the drawings. Gypsum plaster is used as a main component (about 92 parts by weight), and an appropriate amount of lightweight aggregate (fired vermiculite) and a synthetic resin-based adhesive are mixed. Insulation bonded to the concrete outer wall 2 or its inner surface using the adhesive 1 obtained by mixing a required amount of root wasabi with the water-soluble gypsum-based adhesive (GL Bond: manufactured by Yoshino Gypsum Co., Ltd.) A plaster board 4 is adhered to a material (styrofoam) 3, and a wall cloth 5 is adhered to the surface of the plaster board 4 with a general wallpaper paste (GL method).

比較実験例1 コンクリートブロックに、水1.2リットルを加えた上
記石膏系接着剤(GLボンド)のみ(実験例1)、水1.2
リットルを加えたGLボンド2Kg中に防バイ剤(GL−C・
B、(株)ファーガステック製)10gを混入したもの
(実験例2)、および水1.2リットルを加えた石膏系接
着剤(GLボンド)2Kg中に根ワサビの擦りおろし10gを混
入した接着剤を用いてプラスターボードを接着し、それ
ぞれ1週間及び2週間養生した供試体を各2個作った。
Comparative experiment example 1 Only the above-mentioned gypsum-based adhesive (GL bond) obtained by adding 1.2 liters of water to a concrete block (Experimental example 1), water 1.2
In 2 kg of GL bond to which liter is added, anti-binder (GL-C
B, manufactured by Fergus Tech Co., Ltd. (Experimental Example 2) and an adhesive obtained by mixing 10 g of root wasabi with 2 g of a gypsum-based adhesive (GL bond) to which 1.2 liters of water had been added. Then, two plasterboards were adhered to each other, and two specimens were respectively cured for one week and two weeks.

そして、それぞれの供試体のプラスターボードの表面
に壁クロスを一般の壁紙用糊剤(Vクロスのり)で貼着
し、供試体のコンクリートブロックの中空部内に水で濡
らした新聞紙を入れて、それぞれ外気にさらした暴露養
生、並びにシートで覆って外気を遮断した密封養生を行
い、各供試体について1ヶ月間のカビの発生状況(発生
面積、単位cm2)を調べた。実験期間は雨期の6月初旬
から7月初旬にかけて行い、暴露養生の平均温度及び平
均湿度は19.4℃,79.2%、密封養生の平均温度及び平均
湿度は18.3℃,97.1%であった。
Then, a wall cloth is adhered to the surface of the plaster board of each specimen with a general paste for wallpaper (V cloth glue), and a newspaper wetted with water is put in the hollow portion of the concrete block of the specimen, and each is exposed to air. Exposure curing was carried out, and sealed curing in which the outside air was blocked by covering with a sheet was performed, and the mold generation status (occurrence area, unit cm 2 ) for one month was examined for each specimen. The experimental period was conducted from early June to early July in the rainy season, and the average temperature and average humidity of exposure curing were 19.4 ° C and 79.2%, and the average temperature and average humidity of sealed curing were 18.3 ° C and 97.1%.

この実験結果を表−1に示す。 Table 1 shows the results of the experiment.

表−1結果から、暴露養生ではいずれもカビの発生が
見られなかったが、密封養生ではいずれもカビの発生が
見られ、供試体の1週間養生のものよりも2週間養生の
ものの方がカビの発生が少なく、また防バイ剤を入れた
石膏系接着剤(GLボンド)よりもワサビを入れた石膏系
接着剤(GLボンド)の方がカビの発生率が低いことが分
る。
From the results in Table 1, no mold was found in any of the exposed curing, but mold was found in any of the sealed curing. The specimens cured for 2 weeks were better than those cured for 1 week. It can be seen that the generation of mold is small, and the gypsum-based adhesive (GL bond) containing wasabi has a lower mold generation rate than the gypsum-based adhesive (GL bond) containing anti-binder.

養生期間によるカビの発生率の相違は、供試体の石膏
系接着剤(GLボンド)の乾燥度合によりプラスタボード
の含水率が影響し、暴露養生では含水率が密封養生のも
のよりも低く、また養生期間の長いもの程含水率が低い
ことから、養生1週間よりも2週間の供試体の密封養生
のものがカビの発生率が低いものと考えられる。
The difference in the mold generation rate depending on the curing period depends on the degree of drying of the gypsum-based adhesive (GL bond) of the test specimen, and the moisture content of plasterboard is affected. Since the longer the curing period, the lower the water content, it is considered that the specimens sealed and cured for two weeks rather than one week for curing have a lower mold generation rate.

比較実験例2 上記実験1においてカビの発生が見られなかった暴露
養生1ヶ月後の供試体をさらに密封養生し、1ヶ月間の
カビの発生状況(発生面積、単位cm2)を調べた。
Comparative Experimental Example 2 One month after the exposure curing in which no mold was observed in Experiment 1 above, the test specimen was further sealed and cured, and the mold development state (occurrence area, unit cm 2 ) for one month was examined.

実験期間は夏期の8月初から8月終りにかけて行い、
この暴露養生の平均温度及び平均湿度は24℃,90%であ
った。
The experiment was conducted from the beginning of August to the end of August in summer.
The average temperature and average humidity of this exposure curing were 24 ° C and 90%.

この実験結果を表−2に示す。 Table 2 shows the results of this experiment.

表−2の結果から、いずれもカビの発生が見られ、各
供試体にほとんど差が見られないが、分散分析の結果、
平均的にはワサビを入れた石膏系接着剤(GLボンド)の
方が他のものよりもカビの発生率が低いことが分った。
From the results in Table 2, the occurrence of mold was observed in each case, and there was almost no difference between the specimens.
On average, it was found that the gypsum-based adhesive (GL bond) containing wasabi had a lower mold generation rate than the others.

ただし、接着剤養生1週間と2週間とでは優劣は見ら
れなかった。
However, no superiority was observed between the adhesive curing for 1 week and 2 weeks.

以上の結果、GL工法において、石膏系接着剤(GLボン
ド)にワサビを混入した接着剤を用いてプラスターボー
ドを接着して、2週間暴露養生を行い、これに壁クロス
を貼着してさらに暴露養生を約2週間行う条件がカビの
発生を防止するのに最適と認められる。
As a result, in the GL method, the plaster board was adhered to the plaster-based adhesive (GL bond) using an adhesive mixed with wasabi, cured for 2 weeks, then a wall cloth was stuck on it and further exposed. It is recognized that the condition of curing for about 2 weeks is optimal for preventing the occurrence of mold.

「発明の効果」 以上の通りこの発明によれば、GL工法において石膏系
接着剤(GLボンド)にワサビを混入することにより、カ
ビの発生を少なくすることができる。
[Effects of the Invention] As described above, according to the present invention, generation of mold can be reduced by mixing wasabi into a gypsum-based adhesive (GL bond) in the GL method.

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

第1図及び第2図はこの発明の工法を適用する壁構造の
態様を示す縦断側面図、第3図はこの発明の実験に用い
た供試体の斜視図である。 1……石膏系接着剤(GLボンド)、2……外壁、 3……断熱材、4……プラスターボード、 5……壁クロス。
1 and 2 are longitudinal side views showing an embodiment of a wall structure to which the method of the present invention is applied, and FIG. 3 is a perspective view of a test piece used in an experiment of the present invention. 1 ... Gypsum adhesive (GL bond), 2 ... Outer wall, 3 ... Insulation material, 4 ... Plaster board, 5 ... Wall cloth.

Claims (1)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】石膏プラスターを主成分として、これに適
量の軽量骨材及び合成樹脂系接着剤を配合した水溶性の
石膏系接着剤にワサビを混入した接着剤を用いてプラス
ターボードを外壁部に接着し、前記プラスターボードの
表面に壁紙を貼着することを特徴とするプラスターボー
ドのカビ発生防止接着工法。
A plaster board is attached to an outer wall portion of a gypsum plaster as a main component using an adhesive obtained by mixing a suitable amount of lightweight aggregate and a synthetic resin-based adhesive with water-soluble gypsum-based adhesive and wasabi. A method for preventing mold from forming on a plaster board, comprising: adhering and attaching a wallpaper to the surface of the plaster board.
JP1335744A 1989-12-25 1989-12-25 Molding prevention bonding method for plasterboard Expired - Fee Related JP2907472B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1335744A JP2907472B2 (en) 1989-12-25 1989-12-25 Molding prevention bonding method for plasterboard

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1335744A JP2907472B2 (en) 1989-12-25 1989-12-25 Molding prevention bonding method for plasterboard

Publications (2)

Publication Number Publication Date
JPH03197754A JPH03197754A (en) 1991-08-29
JP2907472B2 true JP2907472B2 (en) 1999-06-21

Family

ID=18291990

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1335744A Expired - Fee Related JP2907472B2 (en) 1989-12-25 1989-12-25 Molding prevention bonding method for plasterboard

Country Status (1)

Country Link
JP (1) JP2907472B2 (en)

Also Published As

Publication number Publication date
JPH03197754A (en) 1991-08-29

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