JPH02311382A - Inorganic sheet - Google Patents
Inorganic sheetInfo
- Publication number
- JPH02311382A JPH02311382A JP13388689A JP13388689A JPH02311382A JP H02311382 A JPH02311382 A JP H02311382A JP 13388689 A JP13388689 A JP 13388689A JP 13388689 A JP13388689 A JP 13388689A JP H02311382 A JPH02311382 A JP H02311382A
- Authority
- JP
- Japan
- Prior art keywords
- sealer
- inorganic
- substrate
- emulsion
- acrylic resin
- 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
Links
- 239000000839 emulsion Substances 0.000 claims abstract description 17
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 10
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 10
- 238000004132 cross linking Methods 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 239000004568 cement Substances 0.000 abstract description 3
- 239000011347 resin Substances 0.000 abstract description 3
- 229920005989 resin Polymers 0.000 abstract description 3
- -1 acryl Chemical group 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 7
- 239000000463 material Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 9
- 239000002585 base Substances 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 6
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000003513 alkali Substances 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 229920002978 Vinylon Polymers 0.000 description 2
- 239000010425 asbestos Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 229910052895 riebeckite Inorganic materials 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- 229920005789 ACRONAL® acrylic binder Polymers 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229920000298 Cellophane Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229920000800 acrylic rubber Polymers 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000006253 efflorescence Methods 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 206010037844 rash Diseases 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/46—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with organic materials
- C04B41/48—Macromolecular compounds
- C04B41/483—Polyacrylates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Aftertreatments Of Artificial And Natural Stones (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
この発明は、無機質板に関するものである。さらに詳し
くは、この発明は、外装材、瓦等の建築板として有用な
、透水防止性と基材への密着性の良好なシーラーを塗布
してなる無機質板に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) This invention relates to an inorganic board. More specifically, the present invention relates to an inorganic board coated with a sealer that is useful as an exterior material, a building board for tiles, etc., and has good water permeability prevention properties and good adhesion to a base material.
（従来の技術）
外装材や瓦などの建築用材料として、無機質、あるいは
有機合成もしくは天然の有機繊維を補強材として配合し
たセメント系無機質板が広く使用されてきている。(Prior Art) Cement-based inorganic boards containing inorganic, synthetic or natural organic fibers as reinforcing materials have been widely used as building materials such as exterior materials and roof tiles.
通常、これらの無機質板には、目止め用のシーラーを塗
布して用いられることが多く、これらのシーラーの塗布
は、基材の補強、アルカリ溶出によるエフロの防止、透
水防止性を目的としてなされてきている。これらの目的
を実現するために、湿硬型のウレタン樹脂や溶剤型の樹
脂がシーラーとして開発され、実用に供されてきてもい
る。Normally, these inorganic boards are often coated with a sealer for sealing, and these sealers are applied for the purpose of reinforcing the base material, preventing efflorescence caused by alkali elution, and preventing water permeation. It's coming. In order to achieve these objectives, wet-curing urethane resins and solvent-based resins have been developed as sealers and have been put into practical use.
（発明が解決しようとする課題）
しかしながら、これらの従来の無機質板用のシーラーは
その安全性に問題があり、引火性、毒性等の点において
取扱上の注意が必要とされていた。(Problems to be Solved by the Invention) However, these conventional sealers for inorganic boards have problems with their safety, and care must be taken when handling them in terms of flammability, toxicity, etc.
またこれら従来のシーラーは、基材の密着性、基材の補
強作用も充分でなく、しかも硬質であるために重ね塗り
する場合や、上塗塗料を塗布した場合の密着性も良くな
いという欠点があった。In addition, these conventional sealers do not have sufficient adhesion to the base material or reinforcing the base material, and because they are hard, they do not have good adhesion when layered or when a top coat is applied. there were.
無機質板として、その基材か低密度（比重１．５以下）
のものはシーラーの塗布が欠かせないが、従来のシーラ
ーには上記のような欠点があり、また、アスベストを用
いずにガラス！ａＭ１．、ロックウール繊維、有機合成
または天然繊維を補強材とする板材の場合には、より吸
水しやすくてシーラーによる目止め効果か実現しにくく
なるという課題があるが、従来のシーラーは、これらの
無機質板に用いるにはその特性が充分ではなかった。As an inorganic board, its base material has low density (specific gravity 1.5 or less)
It is essential to apply a sealer to glass, but conventional sealers have the drawbacks mentioned above. aM1. In the case of boards reinforced with rock wool fibers, organic synthetic fibers, or natural fibers, there is a problem in that they tend to absorb water, making it difficult to achieve the sealing effect of sealers. Its properties were not sufficient for use in plates.
この発明は、以上の通りの事情に鑑みてなされたもので
あり、これまでに知られているシーラーの欠点を解消し
、その取扱いが安全で、基材の補強性、透水防止性、耐
アルカリ性に優れ、安定した塗膜が得られるシーラーと
これを塗布してなる無機質板を提供することを目的とし
ている。。This invention was made in view of the above-mentioned circumstances, and it solves the drawbacks of the sealers known so far, is safe to handle, and has good reinforcing properties for base materials, water permeation prevention properties, and alkali resistance. The purpose of the present invention is to provide a sealer that has excellent properties and provides a stable coating film, and an inorganic board coated with the sealer. .
さらにこの発明は、ザイデインクと呼ばれている比重１
．０前後の低密度板材で、しかもアスベストを含まない
板材においても実用に供することのできるシーラーを塗
布してなる無機質板を提供することを目的としてもいる
。Furthermore, this invention has a specific gravity of 1 called Zydeink.
．． Another object of the present invention is to provide an inorganic board coated with a sealer, which is a low-density board material of around 0, and which can be put to practical use even in board materials that do not contain asbestos.
（課題を解決するための手段）
この発明は、上記の課題を解決するものとして、常温架
橋型アクリル樹脂系エマルジョンをシーラーとして塗布
してなることを特徴とする無機質板を提供する。(Means for Solving the Problems) In order to solve the above-mentioned problems, the present invention provides an inorganic board characterized by being coated with a cold-crosslinkable acrylic resin emulsion as a sealer.
この発明の上記のシーラーとしての常温架橋型のアクリ
ル樹脂系エマルジョンは、その樹脂として、アクリル酸
アルキルエステル共重合物、アクリロニトル・アクリル
酸アルキルエステル共重合物、スチレン・アクリル酸ア
ルキルエステル共重合物、スチレン・メタクリル酸アル
キルエステル・アクリル酸アルキルエステル共重合物、
メタクリル酸アルキルエステル・アクリル酸アルキルエ
ステル共重合物、アクリル酸・メタクリル酸・アクリル
酸アルキルエステル共重合物、塩化ビニリデン・アクリ
ル酸アルキルエステル共重合物等のアクリル樹脂を主成
分としたものを使用する。The room-temperature crosslinking type acrylic resin emulsion as a sealer of the present invention includes, as its resin, an acrylic acid alkyl ester copolymer, an acrylonitrile/acrylic acid alkyl ester copolymer, a styrene/acrylic acid alkyl ester copolymer, Styrene/alkyl methacrylate/alkyl acrylate copolymer,
Use acrylic resin as the main component, such as methacrylic acid alkyl ester/acrylic acid alkyl ester copolymer, acrylic acid/methacrylic acid/acrylic acid alkyl ester copolymer, vinylidene chloride/acrylic acid alkyl ester copolymer, etc. .
この場合のアクリル樹脂は、エマルジョンとして使用す
ることにより、塗布後の造膜性が良好となる。実際的に
は、ＭＦＴとして室温以下、一般的には２０℃以下のエ
マルジョンが好適に用いられる。In this case, by using the acrylic resin in the form of an emulsion, the film-forming properties after coating are improved. Practically, an emulsion at room temperature or lower, generally 20° C. or lower, is preferably used as the MFT.
また、このアクリル樹脂系エマルジョンは、常温で架橋
型のものを用いる。自己架橋型、架橋剤使用型のどちら
でもよい。Moreover, this acrylic resin emulsion is one that is crosslinked at room temperature. Either a self-crosslinking type or a crosslinking agent-using type may be used.
このようなシーラーを塗布する無機質板としては、セメ
ント系等の無機質板の適宜なものがその対象となる。配
合する補強材は、これまでに知られている適宜な繊維材
が使用でき、アスベスト、ガラス繊維、ロックウール等
の無機質繊維や、ビニロン、パルプ等の有機合成あるい
は天然有機繊維が用いられる。The inorganic board to which such a sealer is applied may be an appropriate inorganic board such as a cement-based inorganic board. As the reinforcing material to be blended, suitable fiber materials known so far can be used, including inorganic fibers such as asbestos, glass fiber, and rock wool, and organic synthetic or natural organic fibers such as vinylon and pulp.
抄造法等によって製造した無機質板の養生硬化後に、こ
の発明のシーラーを塗布することができる。The sealer of the present invention can be applied after curing and hardening of an inorganic board manufactured by a papermaking method or the like.
（作 用）
この発明においてはシーラーとして常温架橋型のアクリ
ル樹脂系エマルジョンを用いることにより、造膜性が良
好でしかも安定したシーラー塗布無機質板か得られる。(Function) In the present invention, by using a cold-crosslinkable acrylic resin emulsion as the sealer, a sealer-coated inorganic board with good film-forming properties and stability can be obtained.
このシーラーの塗布により基材の補強、防水性、耐アル
カリ性は大きく向上し、低比重無機質板の場合にも、シ
ーラーによる目止め作用は充分に実用的なものとなる６
以下、実施例を示してさらに詳しくこの発明について説
明する。Application of this sealer greatly improves the reinforcement, waterproofness, and alkali resistance of the base material, and the sealing effect of the sealer is fully practical even in the case of low-density inorganic boards6.
Hereinafter, the present invention will be described in more detail with reference to Examples.
（実施例）
実施例１〜５
次の組成からなる配合物を水と混練し、６〜８％のスラ
リーとした。(Examples) Examples 1 to 5 A formulation having the following composition was kneaded with water to form a 6 to 8% slurry.
ＯＰＣ７０（重量部）
フライアッシュ ３０
パルプ ４゜５
０ツクウール ４．５
ビニロン ０．５
このスラリーをｒ布上に固形分１．２ ｔ／−量で抄造
法によりシート抄造し、プレス圧３０ｋＫ／Ｊでプレス
脱水した。その後、湿空中で８０°Ｃ１３日間養生硬化
させ、気乾比重１．２ｇ／ａｍ３の硬化シートを得な。OPC70 (parts by weight) Fly ash 30 Pulp 4゜50 Tsukuwool 4.5 Vinylon 0.5 This slurry was formed into a sheet on R cloth with a solid content of 1.2 t/- by a sheet-forming method, and a press pressure of 30 kK/J was applied. Press and dehydrated. Thereafter, it was cured for 13 days at 80°C in a humid atmosphere to obtain a cured sheet with an air-dried specific gravity of 1.2 g/am3.
この硬化シートに、表１に示したエマルジョンをシーラ
ーとして塗布し、塗膜の特性を評価した。The emulsion shown in Table 1 was applied as a sealer to this cured sheet, and the characteristics of the coating film were evaluated.
後述の比較例との対比からも明らかなように、塗膜の透
水防止性と密着性は極めて優れていた。As is clear from the comparison with the comparative example described below, the water permeation prevention property and adhesion of the coating film were extremely excellent.
なお、特性の評価は次の仕様によって行った。The characteristics were evaluated according to the following specifications.
透水性： ＪＩＳ八５へ２３に準拠。Water permeability: Compliant with JIS 85 to 23.
塗膜−次
密着性：２ｒｎｍ角ゴバン目を３６マス入れ、セロテー
プを貼着させた後に手前に強
く引き剥す。Coating-film adhesion: 36 squares with 2rnm square grids were placed, and cellophane tape was applied, then strongly peeled off toward the front.
煮沸後 密着性：煮沸水に２時間浸漬した後に風乾１日。After boiling Adhesion: After soaking in boiling water for 2 hours, air dry for 1 day.
一次密着性と同様のゴバン目試験 により評価。Goban test similar to primary adhesion Rated by.
比較例１〜３
常温架橋型でないアクリル樹脂エマルジョンをシーラー
とした場合について、実施例１・〜５と同様に特性評価
した。その特性は劣っていた。Comparative Examples 1 to 3 Characteristics were evaluated in the same manner as in Examples 1 to 5 for cases in which an acrylic resin emulsion that was not crosslinkable at room temperature was used as a sealer. Its characteristics were inferior.
実施例６
自己架橋型アクリルエマルジョン（アクリネット二日本
触媒化学工業製）を、ＭＦ７１２℃のエマルジョンとし
て５０ ｇ ／ ｒｒ？ （固体）の割合で塗布し、実
施例１〜５と同様に特性評価しな。Example 6 A self-crosslinking acrylic emulsion (manufactured by Acrynet Nippon Shokubai Chemical Industry Co., Ltd.) was used as an emulsion with a MF of 712°C at 50 g/rr? (solid) and evaluated the characteristics in the same manner as Examples 1-5.
透水量は１．５ｇ／ｃＪＤで、密着性は良好であった。The amount of water permeation was 1.5 g/cJD, and the adhesion was good.
実施例７
架橋剤配合型のアクリルエマルジョン（アクロナール二
油化パーディツシュ製）を、ＭＦＴ１２℃のエマルジョ
ンとして２５ｆ／ｒｒｌ’（固体）の割合で塗布し、実
施例１〜５と同様にして特性評価した。Example 7 A crosslinking agent-containing acrylic emulsion (manufactured by Acronal Diolefin Padish) was applied as an emulsion with an MFT of 12°C at a ratio of 25f/rrl' (solid), and its characteristics were evaluated in the same manner as in Examples 1 to 5. .
透水量は２．２ ｇ／ｃｄＤで、密着性は良好であった
。The amount of water permeation was 2.2 g/cdD, and the adhesion was good.
（発明の効果）
この発明により、以上詳しく説明した通り、透水防止性
に優れ、密着性の良好なシーラー塗布無機質板が実現さ
れる。(Effects of the Invention) As described above in detail, the present invention provides a sealer-coated inorganic board that has excellent water permeation prevention properties and good adhesion.
この発明のシーラーは、基材補強性、耐アルカリ性にも
優れ、安定した造膜特性を示す。The sealer of the present invention has excellent base material reinforcing properties and alkali resistance, and exhibits stable film-forming properties.
Claims (3)
ーとして塗布してなることを特徴とする無機質板。(1) An inorganic board characterized by being coated with a room-temperature crosslinkable acrylic resin emulsion as a sealer.
請求項（１）記載の無機質板。(2) The inorganic board according to claim (1), which is coated with an emulsion having an MFT of 20°C or less.
無機質板用シーラー。(3) A sealer for inorganic boards made of a room-temperature crosslinking acrylic resin emulsion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1133886A JP2714135B2 (en) | 1989-05-25 | 1989-05-25 | Inorganic plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1133886A JP2714135B2 (en) | 1989-05-25 | 1989-05-25 | Inorganic plate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02311382A true JPH02311382A (en) | 1990-12-26 |
| JP2714135B2 JP2714135B2 (en) | 1998-02-16 |
Family
ID=15115394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1133886A Expired - Fee Related JP2714135B2 (en) | 1989-05-25 | 1989-05-25 | Inorganic plate |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2714135B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0911306A1 (en) * | 1997-10-22 | 1999-04-28 | SICOTAN Gesellschaft für Kunststoffanwendung mbH | Use of a cold curing liquid resin for surface coating |
| JPH11228256A (en) * | 1997-12-12 | 1999-08-24 | Sekisui Chem Co Ltd | Coated cement panel |
| JP2007177572A (en) * | 2005-12-28 | 2007-07-12 | Kubota Matsushitadenko Exterior Works Ltd | Board for building |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8281535B2 (en) | 2002-07-16 | 2012-10-09 | James Hardie Technology Limited | Packaging prefinished fiber cement articles |
| JP4406360B2 (en) | 2002-07-16 | 2010-01-27 | ジェイムズ ハーディー インターナショナル ファイナンス ベスローテン フェンノートシャップ | Packaging of prefinished fiber cement products |
| US7993570B2 (en) | 2002-10-07 | 2011-08-09 | James Hardie Technology Limited | Durable medium-density fibre cement composite |
| US7998571B2 (en) | 2004-07-09 | 2011-08-16 | James Hardie Technology Limited | Composite cement article incorporating a powder coating and methods of making same |
| US8993462B2 (en) | 2006-04-12 | 2015-03-31 | James Hardie Technology Limited | Surface sealed reinforced building element |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS527008A (en) * | 1975-07-02 | 1977-01-19 | Aerosol Service Ag | Containers |
-
1989
- 1989-05-25 JP JP1133886A patent/JP2714135B2/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS527008A (en) * | 1975-07-02 | 1977-01-19 | Aerosol Service Ag | Containers |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0911306A1 (en) * | 1997-10-22 | 1999-04-28 | SICOTAN Gesellschaft für Kunststoffanwendung mbH | Use of a cold curing liquid resin for surface coating |
| JPH11228256A (en) * | 1997-12-12 | 1999-08-24 | Sekisui Chem Co Ltd | Coated cement panel |
| JP2007177572A (en) * | 2005-12-28 | 2007-07-12 | Kubota Matsushitadenko Exterior Works Ltd | Board for building |
| JP4644118B2 (en) * | 2005-12-28 | 2011-03-02 | ケイミュー株式会社 | Building board |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2714135B2 (en) | 1998-02-16 |
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