JPS61130565A - Reparing of building - Google Patents
Reparing of buildingInfo
- Publication number
- JPS61130565A JPS61130565A JP25201584A JP25201584A JPS61130565A JP S61130565 A JPS61130565 A JP S61130565A JP 25201584 A JP25201584 A JP 25201584A JP 25201584 A JP25201584 A JP 25201584A JP S61130565 A JPS61130565 A JP S61130565A
- Authority
- JP
- Japan
- Prior art keywords
- polyvinyl butyral
- repair
- butyral resin
- resin solution
- filled
- 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
Landscapes
- Working Measures On Existing Buildindgs (AREA)
- Sealing Material Composition (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
本発明は、建築物の内部及び外部のひび割れ、亀裂、間
隙のような破損あるいは欠陥部分を迅速簡易に補修する
方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a method for quickly and easily repairing damaged or defective areas such as cracks, fissures, and gaps in the interior and exterior of buildings.
一般に建築物では屋上、屋根、外壁、内壁、屋外の床、
屋内の床などでひび割れや亀裂が発生することがあり、
また屋外および屋内にある各種の目地部においてシーリ
ング材やコーキング材のような目地材と被着体との間に
隙間が出来たり、目地材自体に亀裂が生ずることがある
。In general, buildings include rooftops, roofs, exterior walls, interior walls, outdoor floors,
Cracks and fissures may occur on indoor floors, etc.
Furthermore, in various joints located outdoors and indoors, gaps may be formed between a joint material such as a sealant or caulking material and an adherend, or cracks may occur in the joint material itself.
これらの破損あるいは欠陥部分は、しばしば漏水事故の
原因となるため、速やかに完全に補修しなければならな
い。もし、補修の方法や補修に使われる材料が適切でな
い場合には、補修した部分に亀裂や間隙が生じ、漏水事
故が発生する。These damaged or defective parts often cause water leakage accidents and must be promptly and completely repaired. If the repair method or materials used are not appropriate, cracks or gaps may occur in the repaired area, leading to water leakage.
本発明者は、これらの破損または欠陥部分を迅速にかつ
簡易にしかも確実に補修する方法について種々検討を重
ねたところ、補修材としてポリビニルブチラール樹脂と
可塑剤と溶剤とを主成分とする混合溶液を用いて補修を
行えば、簡易な方法で満足な結果が得られることを見出
し、本発明に到達した。The inventor of the present invention has repeatedly studied various ways to repair these damaged or defective parts quickly, easily, and reliably, and has developed a mixed solution containing polyvinyl butyral resin, plasticizer, and solvent as the main components as a repair material. The present inventors have discovered that satisfactory results can be obtained with a simple method by using a method for repair, and have thus arrived at the present invention.
即ち、本発明は、建築物の内部及び外部のひび割れ、亀
裂、間隙などのような破損あるいは欠陥部分に、ポリビ
ニルブチラール樹脂と可塑剤および溶剤とを主成分とす
る脆化点が−１０℃以下であり、かつ防水性のすぐれた
強靭な被膜を形成する混合溶液を注入、充填、塗布する
ことを特徴とする建築物の補修法を提供するにある。That is, the present invention provides treatment for damaged or defective parts such as cracks, fissures, gaps, etc. inside and outside of a building by using a polyvinyl butyral resin, a plasticizer, and a solvent as its main ingredients, which has a brittle point of -10°C or lower. To provide a method for repairing buildings, which is characterized by injecting, filling, and applying a mixed solution that forms a strong film with excellent waterproof properties.
本発明において使用されるポリビニルブチラール樹脂の
溶液としては、引張強伸度が大きく特に脆化点が−１０
℃以下で、耐水性良好な被膜を形成するものがのぞまし
い。The polyvinyl butyral resin solution used in the present invention has a high tensile strength and elongation, and especially a brittle point of -10.
It is preferable that the film forms a film with good water resistance at temperatures below .degree.
また、本発明においてポリビニルブチラール樹脂の製造
に使用される溶剤には、たとえば、メタノール、エタノ
ール、ノルマルプロパノール、イソプロパノール、ノル
マルブタノール、イソブタノール、ベンジルアルコール
、メチルセロソルブ、ブチルセロソルブ、シクロヘキサ
ノン、アルコールとトルエンまたはキシレンとの混合物
、アルコールと水との混合物などがある。In addition, the solvents used in the production of polyvinyl butyral resin in the present invention include, for example, methanol, ethanol, normal propanol, isopropanol, normal butanol, isobutanol, benzyl alcohol, methyl cellosolve, butyl cellosolve, cyclohexanone, alcohol and toluene or xylene. and mixtures of alcohol and water.
また、本発明において使用されるポリビニルブチラール
樹脂の可塑剤には、たとえば、ジ−２−エチルヘキシル
フタレート、ジオクチルフタレート、ジブチルフタレー
ト、ジイソデシルフタレート、ジノニルフタレート、ジ
−２エチルヘキシルアジペートなどがある。Further, the plasticizer for the polyvinyl butyral resin used in the present invention includes, for example, di-2-ethylhexyl phthalate, dioctyl phthalate, dibutyl phthalate, diisodecyl phthalate, dinonyl phthalate, and di-2-ethylhexyl adipate.
本発明において使用されるポリビニルブチラール樹脂溶
液は、たとえば、樹脂成分８〜５０重量％、可塑剤＋溶
剤成分９２〜５０重量％の濃度範囲から選ぶのが適当で
ある。The polyvinyl butyral resin solution used in the present invention is suitably selected from a concentration range of, for example, 8 to 50% by weight of the resin component and 92 to 50% by weight of the plasticizer+solvent component.
樹脂濃度が低すぎると溶剤の損失が多くなり、経済的に
不利となる。また、樹脂濃度が高すぎるときは、樹脂溶
液の粘度が高くなり、流動性を失うおそれがある。If the resin concentration is too low, there will be a large loss of solvent, which is economically disadvantageous. Moreover, when the resin concentration is too high, the viscosity of the resin solution increases and there is a risk of losing fluidity.
本発明において使用されるポリビニルブチラール樹脂溶
液の粘度は、補修を要する破損あるいは欠陥部分の状態
および補修の方法などに応じて適当に選定しなければな
うない。The viscosity of the polyvinyl butyral resin solution used in the present invention must be appropriately selected depending on the condition of the damaged or defective portion requiring repair and the method of repair.
ひび割れ、亀裂、間隙などの幅が狭い場合には注入が可
能な粘度にしなければならないが、それらの幅が廣い場
合には、充填、塗布が可能ならば、粘度は高くてもよい
。When cracks, fissures, gaps, etc. are narrow, the viscosity must be such that it can be injected, but when the width is wide, the viscosity may be high as long as filling and coating is possible.
通常、ポリビニルブチラール樹脂溶液の粘度は、１００
〜５００，０００ＣＰＳ位、特に１，０００２００，０
００ＣＰＳ位の範囲が好適である。Usually, the viscosity of polyvinyl butyral resin solution is 100
~500,000CPS, especially 1,000200,0
A range of about 00CPS is suitable.
また、本発明に使用されるポリビニルブチラール樹脂溶
液には、要すれば、防ばい剤が少量添加される。Furthermore, if necessary, a small amount of fungicide is added to the polyvinyl butyral resin solution used in the present invention.
本発明において使用されるポリビニルブチラール樹脂溶
液は、破損あるいは欠陥部分に樹脂溶液の溶器より直接
注入、充填してもよく、適当な注入器、ヘラ、刷毛など
を用いて注入、充填、塗布してもよい。また、樹脂溶液
の粘度が高い場合には、フテを用いて充填、塗布するこ
とも可能である。これらの補修の操作は、１回だけで完
了することも可能であるが、補修操作を２〜３回繰返す
ことにより、補修の確実性を高めることが出来る。The polyvinyl butyral resin solution used in the present invention may be directly injected or filled into the damaged or defective area from a resin solution dispenser, or may be injected, filled, or applied using an appropriate syringe, spatula, brush, etc. You can. Furthermore, when the viscosity of the resin solution is high, it is also possible to fill and apply using a lid. Although these repair operations can be completed only once, the reliability of the repair can be increased by repeating the repair operations two to three times.
次に例示して、本発明の効果を更に説明する。Next, the effects of the present invention will be further explained with reference to examples.
以下に示す％は重量％を、また部は重量部を意味する。The percentages shown below are percentages by weight, and the percentages shown below are parts by weight.
比較例１
モザイクタイル貼りの床と半埋込みのポリ浴槽との間の
目地材が剥離して、水が漏れ出るようになつた。これを
補修するため、目地部を乾燥させたのちシリコン系目地
材〔（ドフイツクス）ヘンケル白水（株）製〕を隙間に
充填した。Comparative Example 1 The joint material between the mosaic tiled floor and the semi-embedded plastic bathtub peeled off, causing water to leak out. To repair this, after drying the joint area, silicone joint filler (manufactured by Henkel Hakusui Co., Ltd.) was filled into the gap.
約１ケ月後に該シリコン系目地材が剥離し、再び水が漏
れ出るようになつた。Approximately one month later, the silicone joint material peeled off and water began to leak out again.
次いで、該シリコン系目地材を除去し、そのあとに白色
のヒビ割れ破損補修材〔日本ミラコン産業（株）製〕を
水で練つて充填した。しかし約２０日後に、該補修材が
目地部より剥離した。Next, the silicone joint filler was removed, and then a white crack repair material (manufactured by Nippon Miracon Sangyo Co., Ltd.) was mixed with water and filled. However, after about 20 days, the repair material peeled off from the joint area.
実施列１
比較例１の補修に失敗した目地部より目地材を除去し、
新たに、前記の白色ヒビ割れ破損補修材（ミラコン）を
水で練つて目地部に充填した。これが乾燥、硬化したの
ちに、ポリビニルブチラール樹脂２１％、可塑剤９％、
エタノール（９５％）７０％、防ばい剤０．２％からな
る樹脂溶液を塗布し、間隙に十分に浸透させた。Implementation row 1: Remove the joint material from the joint where the repair of Comparative Example 1 failed,
The above-mentioned white crack repair material (Miracon) was mixed with water and filled into the joint area. After drying and curing, 21% polyvinyl butyral resin, 9% plasticizer,
A resin solution consisting of 70% ethanol (95%) and 0.2% fungicide was applied and allowed to sufficiently penetrate into the gap.
補修して３年以上経過したが、漏水事故は再発していな
い。More than three years have passed since the repair, but the water leakage accident has not occurred again.
また前述のポリビニルブチラール樹脂溶液の塗膜は脆化
点が−４０℃であり、かつ防水性のすぐれた強靭な被膜
を形成していた。Further, the coating film of the polyvinyl butyral resin solution described above had a brittle point of -40°C and formed a strong film with excellent waterproof properties.
比較例２
ステンレス製の流し台および調理台と壁■■ルとの間の
目地部に隙間がぐき、そこから水が漏れ出るようになつ
た。これを阻止するために、シリコン系目地材〔（ドフ
イツクス）ヘンケル白水（株）製〕を隙間に充填した。Comparative Example 2 A gap formed in the joint between the stainless steel sink and cooking table and the wall, and water began to leak from there. To prevent this, the gap was filled with a silicone joint material (manufactured by Henkel Hakusui Co., Ltd.).
約１ケ月後に該シリコン系目地材が剥離し、再び水が漏
れ出るようになつた。Approximately one month later, the silicone joint material peeled off and water began to leak out again.
実施例２
比較例２の剥離したシリコン系目地材を除去し、そのあ
との間隙に、ポリビニルブチラール樹脂２１％、可塑剤
９％、エタノール（９５％）７０％からなる樹脂溶液を
塗布し、間隙に十分に浸透させた。その後３年以上経過
したが、塗布した部分の発水性は良好であり、漏水事故
は再発していない。Example 2 The peeled silicone joint filler of Comparative Example 2 was removed, and a resin solution consisting of 21% polyvinyl butyral resin, 9% plasticizer, and 70% ethanol (95%) was applied to the remaining gap. fully penetrated. More than three years have passed since then, but the water repellency of the applied area remains good, and the water leakage accident has not occurred again.
また、前記のポリビニルブチラール樹脂溶液の塗膜は脆
化点が−４０℃であり、かつ防水性のすぐれた強靭な被
膜を形成していた。Further, the coating film of the polyvinyl butyral resin solution had a brittleness point of -40°C and formed a strong film with excellent waterproof properties.
比較例３
モルタル金ゴテ仕上を施したテラスの床と、弾性リシン
吹付仕上を施した外壁との接触部において亀裂が生じ、
これが原因で漏水事故が発生した。これを補修するため
に、亀裂部に目地を切り、その中にシリコン系目地材そ
充填した。Comparative Example 3 Cracks occurred at the contact area between the terrace floor, which had been given a mortar metal trowel finish, and the outer wall, which had been given an elastic lysine spray finish.
This caused a water leakage accident. To repair this, we cut a joint in the crack and filled it with silicone joint material.
その後約１ケ月経遇した頃に、弾性リシン吹付仕上を施
した外壁とシリコン系目地材との間に隙間が生じ、再び
漏水事故が発生した。About a month later, a gap formed between the exterior wall, which had been sprayed with elastic lysine, and the silicone joint material, and water leakage occurred again.
そこで、その隙間に再びシリコン系目地材を充填した。Therefore, the gap was again filled with silicone joint material.
その後約１ケ月経遇した頃に再び隙間が生じて漏水事故
が発生し、シリコン系目地材による補修は失敗に終つた
。About a month later, a gap appeared again and water leakage occurred, and repair efforts using silicone joint material failed.
実施例３
比較例３に述べたように、シリコン系目地材による補修
が失敗したのち、弾性リシン吹付仕上を施した外壁とシ
リコン系目地材との間の隙間に、ポリビニルブチラール
樹脂２５％、可塑剤２５％、トルエン／メタノール＝６
０／４０の混合溶制５０％からなる樹脂溶液を充填し、
目地部およびその周囲にも十分に塗布して破損部分を完
全に被覆した。その後約３年以上経遇したが、補修した
部分に異常はなく、漏水事故も再発していない。Example 3 As described in Comparative Example 3, after the repair using silicone joint material failed, 25% polyvinyl butyral resin and plasticized joint material were applied to the gap between the outer wall that had been sprayed with elastic lysine and the silicone joint material. agent 25%, toluene/methanol = 6
Filled with a resin solution consisting of 50% of a 0/40 mixture,
It was applied sufficiently to the joints and surrounding areas to completely cover the damaged areas. It has been over three years since then, but there have been no problems with the repaired parts, and no water leaks have occurred again.
また、前記のポリビニルブチラール樹脂溶液の塗膜は、
脆化点が−６０℃であり、かつ防水性のすぐれた強靭な
被膜を形成していた。Moreover, the coating film of the polyvinyl butyral resin solution is
The brittle point was -60°C, and a strong film with excellent waterproof properties was formed.
比較例４
弾性リシン吹付仕上を施した外壁と中二階の屋根瓦との
接触の間隙に充填されていたセメントモルタルに亀裂が
生じ、漏水事故が発生した、にれを補修するために、亀
裂部にシリコン系目地材を充填した。その後約１ケ月経
遇した頃に、充填したシリコン系目地材とセメントモル
タルとの接触部に隙間が生じ、漏水事故が再発した。Comparative Example 4 A crack occurred in the cement mortar filled in the gap between the exterior wall that had been sprayed with elastic lysine and the roof tile of the mezzanine floor, causing a water leakage.In order to repair the crack, the crack was filled with silicone joint material. Approximately one month later, a gap formed between the filled silicone joint material and the cement mortar, and the water leakage occurred again.
実施例４
比較例４の補修とた部分からシリコン原目地材を除去し
、隙間にセメントモルタルを充填した。これが硬化、乾
燥したのちに、ポリビニルブチラール樹脂２８％、可塑
剤２４％、トルエン／メタノール＝６０／４０の混合溶
剤４８％からなる樹脂溶液を塗布し、セメントモルタル
の表面およびその周囲を樹脂溶液の塗膜で完全に被覆し
た、その後約３年以上経遇したが、補修部分に異常はな
く、漏水事故も再発していない。Example 4 The original silicone joint material was removed from the repaired portion of Comparative Example 4, and the gap was filled with cement mortar. After this has hardened and dried, a resin solution consisting of 28% polyvinyl butyral resin, 24% plasticizer, and 48% mixed solvent of toluene/methanol = 60/40 is applied, and the surface of the cement mortar and its surroundings are coated with the resin solution. It has been over three years since the area was completely covered with a paint film, but there have been no problems with the repaired area, and no water leaks have occurred again.
また、前記のポリビニルブチラール樹脂溶液の塗膜は、
脆化点が−５０℃であり、かつ防水性のすぐれた強靭な
被膜を形成していた。Moreover, the coating film of the polyvinyl butyral resin solution is
It had a brittle point of -50°C and formed a strong film with excellent waterproof properties.
これらの結果より、本発明の建築物の補修法はすぐれた
方法であることが明らかである。From these results, it is clear that the building repair method of the present invention is an excellent method.
実施例５
アクリルリシン吹付仕上を施した外壁に、幅約１．５ｍ
ｍの亀裂が生じた。Example 5 Approximately 1.5m wide exterior wall with acrylic lysine spray finish
A crack of m was formed.
この亀裂部に実施例２に使用したのと同一組成のポリビ
ニルブラール樹脂溶液を注入、塗布■、亀裂部およびそ
の周囲をポリビニルブチラール樹脂溶液の塗膜で完全に
被覆した、その後約４年以上経過したが、異常は全く認
められない。A polyvinyl Braal resin solution having the same composition as that used in Example 2 was injected into the crack, and the coating was applied.The crack and its surroundings were completely covered with a coating film of the polyvinyl butyral resin solution.After that, for about 4 years or more Although the time has passed, no abnormalities have been observed.
Claims (1)
ブチラール樹脂と可塑剤および溶剤とを主成分とする脆
化点が−１０℃以下であり、かつ防水性のすぐれた強靭
な被膜を形成する混合溶液を注入、充填、塗布すること
を特徴とする建築物の補修法[Claims] Damaged or defective parts such as cracks, fissures, gaps, etc. inside and outside of buildings are treated with polyvinyl butyral resin, a plasticizer, and a solvent whose embrittlement point is below -10°C. A building repair method characterized by injecting, filling, and applying a mixed solution that forms a strong film with excellent waterproof properties.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25201584A JPS61130565A (en) | 1984-11-30 | 1984-11-30 | Reparing of building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25201584A JPS61130565A (en) | 1984-11-30 | 1984-11-30 | Reparing of building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61130565A true JPS61130565A (en) | 1986-06-18 |
Family
ID=17231387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25201584A Pending JPS61130565A (en) | 1984-11-30 | 1984-11-30 | Reparing of building |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61130565A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0230854A (en) * | 1988-07-18 | 1990-02-01 | Shimizu Corp | Method for reconstructing multistoried building |
| JPH02294381A (en) * | 1989-05-08 | 1990-12-05 | Nippon Kayaku Co Ltd | Rain leak-proof agent |
| JP2012211212A (en) * | 2011-03-30 | 2012-11-01 | Japan Advanced Institute Of Science & Technology Hokuriku | Self-restorable polymer material and resin-coated article using the same |
-
1984
- 1984-11-30 JP JP25201584A patent/JPS61130565A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0230854A (en) * | 1988-07-18 | 1990-02-01 | Shimizu Corp | Method for reconstructing multistoried building |
| JPH02294381A (en) * | 1989-05-08 | 1990-12-05 | Nippon Kayaku Co Ltd | Rain leak-proof agent |
| JP2012211212A (en) * | 2011-03-30 | 2012-11-01 | Japan Advanced Institute Of Science & Technology Hokuriku | Self-restorable polymer material and resin-coated article using the same |
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