JPH0425587A - Adhesive for interior material - Google Patents

Adhesive for interior material

Info

Publication number
JPH0425587A
JPH0425587A JP13198490A JP13198490A JPH0425587A JP H0425587 A JPH0425587 A JP H0425587A JP 13198490 A JP13198490 A JP 13198490A JP 13198490 A JP13198490 A JP 13198490A JP H0425587 A JPH0425587 A JP H0425587A
Authority
JP
Japan
Prior art keywords
adhesive
attapulgite
binder
synthetic resin
parts
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
Application number
JP13198490A
Other languages
Japanese (ja)
Inventor
Yasumasa Takao
泰正 高尾
Mitsuo Ito
光雄 伊藤
Mayumi Odajima
小田嶋 真由美
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.)
Toli Corp
Original Assignee
Toli 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 Toli Corp filed Critical Toli Corp
Priority to JP13198490A priority Critical patent/JPH0425587A/en
Publication of JPH0425587A publication Critical patent/JPH0425587A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE:To obtain the title adhesive excellent in adhesiveness, brushability, coating workability, dispersion stability, etc., by combining a synthetic resin binder, attapulgite, an inorganic filler and a specific solvent and making this composition weakly alkalline. CONSTITUTION:A synthetic resin binder (e.g. PVAc), attapulgite, an inorganic filler (e.g. CaCO3) and a solvent for dissolving said binder (e.g. methanol) are mixed and made weakly alkalline.

Description

【発明の詳細な説明】 (産業上の利用分野) 本願発明は内装材、とくに床材の施工に適した接着剤に
関し、塗布作業性が良く、貯蔵安定性の良い接着剤を提
供する。
DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to an adhesive suitable for the construction of interior materials, particularly flooring materials, and provides an adhesive that has good application workability and good storage stability.

(従来技術と問題点) 3゜ 2 。(Conventional technology and problems) 3゜ 2.

一般に酢酸ビニル樹脂系溶剤型接着剤はポリ酢酸ビニル
もしくは共重合体をバインダーとし、メタノール等の極
性有機溶剤、充填剤、その他の補助材料を配合して用途
に応した接着剤を製造している。
Vinyl acetate resin-based solvent-based adhesives generally use polyvinyl acetate or a copolymer as a binder, and are mixed with polar organic solvents such as methanol, fillers, and other auxiliary materials to produce adhesives tailored to the application. .

しかしながら、接着剤の初期粘着力と接着強度の高いも
のを得ようとバインダー成分を増加させた配合にすれば
、塗布作業性が低下して所謂刷毛さばきが重くなる欠点
を生じた。
However, when the binder component is increased in order to obtain an adhesive with high initial adhesion and adhesive strength, the coating workability is reduced and so-called brush handling becomes difficult.

また逆に刷毛さばきを軽くして塗布作業性を向上させる
ために、溶剤及び充填剤の種類や量を選択すると初期粘
着力や接着強度が低下した。
On the other hand, when the type and amount of solvent and filler were selected in order to lighten brush strokes and improve coating workability, the initial adhesive force and adhesive strength decreased.

このように接着剤の物性が接着剤の各成分の相互作用に
起因していることから、従来の溶剤型接着剤で接着性と
塗布作業性の両者において共に優わたものは入手困霞で
あった。
As the physical properties of adhesives are caused by the interaction of the adhesive's components, it is difficult to find conventional solvent-based adhesives that are superior in both adhesion and application workability. Ta.

この様な観点から石綿の極短繊維もしくはその粉末(以
下単に石綿という)がそれ自身アルカリ性を有すること
、並びにチクソトロピ−性を示すことから、充填剤とし
て最近多用されているが、石綿は労働安全衛生法で有害
な鉱物性粉塵に指定されており、製造時に作業環境上重
大な問題となり、石綿に代えて他の無害な充填剤を使用
しうる溶剤型接着剤の開発が強く望まれていた。
From this point of view, asbestos ultrashort fibers or its powder (hereinafter simply referred to as asbestos) has been frequently used as a filler recently because it has alkalinity itself and exhibits thixotropic properties. It is designated as harmful mineral dust under the Sanitation Act, which poses a serious problem in the working environment during manufacturing, and there was a strong desire to develop a solvent-based adhesive that could use other harmless fillers in place of asbestos. .

(問題点を解決する手段) 本願発明は、上記問題点を解消した発明で、合成樹脂バ
インダーとアタパルジャイトと、無機充填剤と前記合成
樹脂バインダーが溶解する溶剤とからなり、弱アルカリ
性であることを特徴とする内装材用接着剤、をその要旨
とする。
(Means for Solving the Problems) The present invention solves the above problems, and is composed of a synthetic resin binder, attapulgite, an inorganic filler, and a solvent in which the synthetic resin binder is dissolved, and is weakly alkaline. The gist of this product is an adhesive for interior materials that is characterized by its characteristics.

本発明に使用するバインダーは酢酸ビニル系ポリマーが
望ましく、とくに酢ビホモポリマーと酢ビ−アクリルコ
ポリマーの混合物や酢ビーベオパメタノールペーストが
好適である。
The binder used in the present invention is preferably a vinyl acetate polymer, particularly a mixture of a vinyl acetate homopolymer and a vinyl acetate-acrylic copolymer or a vinyl acetate beopamethanol paste.

本願発明においては接着剤中にアタパルジャイトを合成
樹脂バインダー100重量部に対し好ましくは5〜50
重量部、さらに好ましくはlO〜25重量部配合爪部。
In the present invention, preferably 5 to 50 parts of attapulgite is added to the adhesive based on 100 parts by weight of the synthetic resin binder.
Parts by weight, more preferably 10 to 25 parts by weight compounded nail part.

アタパルジャイトの純粋な組成は(○H)2M g5”
 S iB○2o ・4H20で示されるが、結晶水を
含む場合やこの化学式中Mg の−部がAρ やFe、
その他の金属に置換されたものも含まれる。
The pure composition of attapulgite is (○H)2M g5”
It is represented by S iB○2o 4H20, but in cases where water of crystallization is included or the - part of Mg in this chemical formula is Aρ, Fe,
It also includes those substituted with other metals.

アタパルジャイトは長さ1μm、 巾0.01μm程度の針状体の集合体である構成を有す
る。
Attapulgite has a structure that is an aggregate of needle-like bodies with a length of about 1 μm and a width of about 0.01 μm.

接着剤組成物中にアタパルジャイトが配合されると針状
体の束が分散され、不規則な格子を作り、液体を取り込
んで粘度を上げる。
When attapulgite is incorporated into an adhesive composition, bundles of needles are dispersed, creating an irregular lattice that traps liquid and increases viscosity.

アタパルジャイトの主な性質としては下記の2つがあげ
られる。
The following two main properties of attapulgite are listed below.

■天然の状態で非常に吸収性・吸着性が大きい。■Highly absorbent and adsorbent in its natural state.

■アタパルジャイトの懸濁液はどのような濃度でも揺変
性があり、せん断力が増すにつれて急に流動性が増す。
■A suspension of attapulgite exhibits thixotropy at any concentration, and its fluidity increases rapidly as the shear force increases.

アタパルジャイト添加量がバインダーに対し5重量部未
満であると、本願発明の効果が少なく、また50重量部
を越すと塗布作業性が低下する。
If the amount of attapulgite added is less than 5 parts by weight based on the binder, the effect of the present invention will be small, and if it exceeds 50 parts by weight, coating workability will decrease.

アタパルジャイト以外の充填剤としては、炭酸カルシウ
ム、タルク、クレー、ケイソウ士等、従来公知の物質を
使用でき、これらは労働安全衛生法上、無害な物質であ
り、石綿のような有害な物質は用いる必要がない。
As fillers other than attapulgite, conventionally known substances such as calcium carbonate, talc, clay, and diatomite can be used.These are harmless substances according to the Industrial Safety and Health Act, but harmful substances such as asbestos cannot be used. There's no need.

これら充填剤は必要に応じて1種もしくは2種以上使用
でき、使用する場合には、例えばバインダー樹脂100
部に対して通常約20〜400部、好ましくは約50〜
250部配合される。
These fillers can be used alone or in combination as required. When used, for example, binder resin 100%
Usually about 20 to 400 parts, preferably about 50 to 400 parts
250 parts are mixed.

本願に使用する溶剤としては、メタノール、エタノール
等の低級アルコールが望ましいが、この他合成樹脂バイ
ンダーが溶解されれば、どんな溶剤でもよい。
The solvent used in this application is preferably a lower alcohol such as methanol or ethanol, but any other solvent may be used as long as it dissolves the synthetic resin binder.

さらに可使時間を延長するために界面活性剤をバインダ
ー100重量部に対し0.7〜1.5部添加するのが望
ましい。
Furthermore, in order to extend the pot life, it is desirable to add 0.7 to 1.5 parts of a surfactant to 100 parts by weight of the binder.

これらの界面活性剤としては、その具体例として (1)ポリオキシエチレンラウリルエーテル、ポリオキ
シエチレンセチルエーテル、ポリオキシプロピレンセチ
ルエーテル等(II)ソルビタンモノラウレート、ソル
ビタンモノパルミテート、ソルビタンモノステアレート
等(m)ポリオキシエチレンモノラウレート、ポリオキ
シエチレンモノステアレート、ポリオキシプロピレンモ
ノラウレート等、(rV)ソジウムラウリルサルフェー
ト、ラウリルアルコール硫酸エステルトリエタノールア
ミン塩。
Specific examples of these surfactants include (1) polyoxyethylene lauryl ether, polyoxyethylene cetyl ether, polyoxypropylene cetyl ether, etc. (II) sorbitan monolaurate, sorbitan monopalmitate, sorbitan monostearate. (m) Polyoxyethylene monolaurate, polyoxyethylene monostearate, polyoxypropylene monolaurate, etc. (rV) Sodium lauryl sulfate, lauryl alcohol sulfate triethanolamine salt.

カリウムステアリルサルフェート等、(V)ミリスチル
フォスフェートカリウム塩、ジラウリルフォスフェート
ソジュウム塩、パルミチルフォスフェートソジュウム塩
等、を挙げることができる。
Examples include potassium stearyl sulfate, (V) myristyl phosphate potassium salt, dilauryl phosphate sodium salt, palmityl phosphate sodium salt, and the like.

上記界面活性剤を本願接着剤組成物においてバインダー
樹脂の0.1〜5重量%、さらに望ましくは0.5〜1
.5重量%を添加することにより、さらに可使時間を延
長して、床用等の接着剤として使い易くすることができ
る。
The above surfactant is contained in the adhesive composition of the present invention in an amount of 0.1 to 5% by weight, more preferably 0.5 to 1% by weight based on the binder resin.
.. By adding 5% by weight, the pot life can be further extended, making it easier to use as an adhesive for floors, etc.

本願接着剤はアタパルジャイトを単に接着剤中に含有さ
せるだけで、PHを7〜8.5の弱アルカリ性に調整す
ることができる。
The pH of the adhesive of the present invention can be adjusted to a weak alkaline value of 7 to 8.5 simply by incorporating attapulgite into the adhesive.

調整さtた接着剤組成物中にはバインダー100重量部
に対しo、2−″o、3部アルカリ増粘剤が添加されて
もよい。
To 100 parts by weight of binder, 3 parts of alkaline thickener may be added to the prepared adhesive composition.

これらアルカリ増粘剤としては、例えばプライマルAS
E−60(アクリル酸とアクリル酸エステルとの共重合
体であって、アクリル酸含量40〜45重量%のものの
エマルジョン、固形分に対し約0.1重量%の架橋性モ
ノマーを含有する架橋タイプ)、プライマルASE−7
5(アクリル酸含量30〜40重量%のアクリル酸とア
クリル酸エステルとの共重合体非架橋タイプエマルジョ
ン)、プライマルASE−95,108(アクリル酸と
アクリル酸エステルとの共重合体(アクリル酸とアクリ
ル酸エステルとの共重合体(アクリル酸含量60〜70
%のエマルジョン)(以上アメリカ、ローム・アンド・
ハース社製)等のカルボキシル化樹脂エマルジョンが例
示できる。
Examples of these alkaline thickeners include Primal AS
E-60 (a copolymer of acrylic acid and acrylic ester, emulsion with acrylic acid content of 40 to 45% by weight, crosslinked type containing about 0.1% by weight of crosslinking monomer based on solid content) ), Primal ASE-7
5 (non-crosslinked emulsion of copolymer of acrylic acid and acrylic ester with an acrylic acid content of 30 to 40% by weight), Primal ASE-95,108 (copolymer of acrylic acid and acrylic ester (non-crosslinked emulsion of acrylic acid and acrylic ester)), Copolymer with acrylic acid ester (acrylic acid content 60-70
% emulsion) (over America, Rohm &
Examples include carboxylated resin emulsions such as those manufactured by Haas Corporation.

(発明の効果) ■良好な接着力とともに適当なチクソトロピー性も得ら
れ、刷毛さばきも良好であった。
(Effects of the Invention) - Good adhesion and appropriate thixotropy were obtained, and the brush handling was also good.

■オープンタイムが長く取れるので、塗布作業性も良か
った。
■Since the open time is long, the application workability was also good.

■アスベストを添加しなくても良好な性能が得られ、環
境安全上良好であった。
■ Good performance was obtained even without the addition of asbestos, and the product was environmentally safe.

■分散安定性が良く、貯蔵性が良好であった。■Dispersion stability was good and storage stability was good.

■接着剤PHが弱アルカリ性なので、とくにモルタル下
地上に塗布する時、好適であった。
■Since the adhesive pH is weakly alkaline, it is particularly suitable for application onto mortar bases.

(実施例) 実施例1、実施例2 第1表の配合組成の接着剤を製造し、pvc床タイルを
貼着施工した。
(Example) Example 1, Example 2 An adhesive having the composition shown in Table 1 was manufactured, and PVC floor tiles were adhered to the adhesive.

結果を第2表に示す。The results are shown in Table 2.

比較例1、比較例2 第1表の配合組成の接着剤を製造し、 同様床タイルを施工した。Comparative example 1, comparative example 2 Producing an adhesive having the composition shown in Table 1, Similar floor tiles were installed.

結果を第2表に示す。The results are shown in Table 2.

実施例 (×1)酢酸ビニルーベオパ型 (×2)ポリオキシエチレンモノラウレートを添加この
結果、アタパルジャイトを配合した実施例1〜実施例3
とも、接着力、塗布作業性、チクソトロピー性、分散安
定性、環境安全性のすべてにおいて満足させる性能が得
られた。
Example (x1) Vinyl acetate rubber type (x2) Addition of polyoxyethylene monolaurate As a result, attapulgite was blended Examples 1 to 3
In both cases, satisfactory performance was obtained in all aspects of adhesive strength, coating workability, thixotropy, dispersion stability, and environmental safety.

一方、比較例2は塗布作業性が悪く、貯蔵時の分散安定
性も悪かった。
On the other hand, Comparative Example 2 had poor coating workability and poor dispersion stability during storage.

比較例1はアスベストを使用しているので、環境安全上
好ましくなかった。
Since Comparative Example 1 used asbestos, it was not preferable in terms of environmental safety.

以上that's all

Claims (1)

【特許請求の範囲】 1、合成樹脂バインダーとアタパルジャイトと無機充填
剤と前期合成樹脂バインダーが溶 解する溶剤とからなり、弱アルカリ性であ ることを特徴とする内装材用接着剤。 2、アタパルジャイトをバインダー100重量部に対し
て5〜50重量部含有することを 特徴とする請求項1の接着剤。 3、合成樹脂バインダーに界面活性剤が添加された請求
項1の内装材用接着剤。
[Claims] 1. An adhesive for interior materials comprising a synthetic resin binder, attapulgite, an inorganic filler, and a solvent in which the synthetic resin binder is dissolved, and is weakly alkaline. 2. The adhesive according to claim 1, which contains 5 to 50 parts by weight of attapulgite based on 100 parts by weight of the binder. 3. The adhesive for interior materials according to claim 1, wherein a surfactant is added to the synthetic resin binder.
JP13198490A 1990-05-22 1990-05-22 Adhesive for interior material Pending JPH0425587A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13198490A JPH0425587A (en) 1990-05-22 1990-05-22 Adhesive for interior material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13198490A JPH0425587A (en) 1990-05-22 1990-05-22 Adhesive for interior material

Publications (1)

Publication Number Publication Date
JPH0425587A true JPH0425587A (en) 1992-01-29

Family

ID=15070837

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13198490A Pending JPH0425587A (en) 1990-05-22 1990-05-22 Adhesive for interior material

Country Status (1)

Country Link
JP (1) JPH0425587A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101973730A (en) * 2010-07-30 2011-02-16 许庆华 Method for producing attapulgite soft clay
CN103484040A (en) * 2013-09-22 2014-01-01 抚顺哥俩好化学有限公司 Environment-friendly nail-free glue for construction and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190047A (en) * 1981-05-18 1982-11-22 Takeda Chem Ind Ltd Stabilized aqueous suspension
JPS6178884A (en) * 1984-09-27 1986-04-22 Toyota Central Res & Dev Lab Inc Anticorrosive adhesive
JPS6243474A (en) * 1985-08-21 1987-02-25 Sumikurosu Kogyo Kk Water-insensitive pressure-sensitive adhesive

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57190047A (en) * 1981-05-18 1982-11-22 Takeda Chem Ind Ltd Stabilized aqueous suspension
JPS6178884A (en) * 1984-09-27 1986-04-22 Toyota Central Res & Dev Lab Inc Anticorrosive adhesive
JPS6243474A (en) * 1985-08-21 1987-02-25 Sumikurosu Kogyo Kk Water-insensitive pressure-sensitive adhesive

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101973730A (en) * 2010-07-30 2011-02-16 许庆华 Method for producing attapulgite soft clay
CN103484040A (en) * 2013-09-22 2014-01-01 抚顺哥俩好化学有限公司 Environment-friendly nail-free glue for construction and preparation method thereof
CN103484040B (en) * 2013-09-22 2016-04-06 哥俩好新材料股份有限公司 A kind of Environment-friendlynail-free nail-free glue for construction and preparation method thereof

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