JP2000281832A - Water-soluble cellulose ether composition and paste - Google Patents

Water-soluble cellulose ether composition and paste

Info

Publication number
JP2000281832A
JP2000281832A JP11087537A JP8753799A JP2000281832A JP 2000281832 A JP2000281832 A JP 2000281832A JP 11087537 A JP11087537 A JP 11087537A JP 8753799 A JP8753799 A JP 8753799A JP 2000281832 A JP2000281832 A JP 2000281832A
Authority
JP
Japan
Prior art keywords
water
cellulose ether
soluble cellulose
fluidity
paste
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
JP11087537A
Other languages
Japanese (ja)
Inventor
Takeaki Sasage
剛明 捧
Tsutomu Yamakawa
勉 山川
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.)
Shin Etsu Chemical Co Ltd
Original Assignee
Shin Etsu Chemical Co Ltd
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 Shin Etsu Chemical Co Ltd filed Critical Shin Etsu Chemical Co Ltd
Priority to JP11087537A priority Critical patent/JP2000281832A/en
Priority to TW89105747A priority patent/TWI251044B/en
Priority to CN 00108603 priority patent/CN1231554C/en
Publication of JP2000281832A publication Critical patent/JP2000281832A/en
Pending legal-status Critical Current

Links

Abstract

PROBLEM TO BE SOLVED: To provide a water-soluble cellulose ether composition that is improved in fluidity and other flow properties to attain much better coating property, when it is applied as a sizing agent for wall paper and shows excellent work efficiency, economy and the like by adding a specific surfactant to the sizing composition. SOLUTION: This cellulose ether composition comprises a water-soluble cellulose ether and a fluidity-promoting agent. In this case the fluidity-promoting agent is a poly-ether compound or its derivative or an organic phosphorus surfactant.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、水溶性セルロース
エーテルに流動性促進剤を加えることにより、水溶液に
した場合の流動性が促進されるため、壁紙用糊剤等とし
て塗布する場合に非常に塗布しやすく、作業効率、経済
性などに優れる水溶性セルロースエーテル組成物及び糊
剤に関する。
The present invention relates to a water-soluble cellulose ether containing a fluidity promoter, which promotes fluidity in the form of an aqueous solution. The present invention relates to a water-soluble cellulose ether composition and a paste which are easy to apply, are excellent in work efficiency, economical efficiency, and the like.

【0002】[0002]

【従来の技術及び発明が解決しようとする課題】壁紙用
糊剤としては、従来、「炊糊」と呼ばれる水溶性の澱粉
溶液が使用されていた。これら糊剤は、固形分換算で2
0%程度使用する必要があり、濃厚な澱粉糊溶液である
ため、通常は水で数倍〜10倍程度に薄めて使用され
る。また、溶液としても市販されているが、長期にわた
る保存を可能にするため、ホルマリンや防腐剤が添加さ
れる。
2. Description of the Related Art Conventionally, a water-soluble starch solution called "cooking paste" has been used as a paste for wallpaper. These pastes have a solid content of 2
It is necessary to use about 0%, and since it is a thick starch paste solution, it is usually used several times to about 10 times diluted with water. In addition, although it is commercially available as a solution, formalin and a preservative are added to enable long-term storage.

【0003】近年、環境問題などに配慮した結果、即溶
タイプの水溶性セルロースエーテルの粉末や粒状品を使
用時に溶解して用いる方法が普及しつつある。即溶タイ
プの水溶性セルロースエーテルを使用する利点は、使用
時まで固体のまま保存しておくため防腐剤等を添加する
必要がなく、澱粉等に比べ高粘度であるため使用量が数
%程度と少なくて済むこと等が挙げられる。
[0003] In recent years, as a result of taking into account environmental issues and the like, a method of dissolving a powder or granular product of a water-soluble cellulose ether of a quick-dissolve type at the time of use has been spreading. The advantage of using the water-soluble cellulose ether of the quick-dissolve type is that it is stored in a solid state until use, so that it is not necessary to add a preservative or the like. And so on.

【0004】しかし、水溶性セルロースエーテルのみを
含む壁紙用糊剤の場合、溶液のベタツキが大きいため、
不必要に糊剤の塗布厚が厚くなったり、一気に刷毛やロ
ーラーで塗布した場合に塗ムラができるといった欠点が
ある。
However, in the case of wallpaper paste containing only water-soluble cellulose ether, the solution is very sticky,
There are disadvantages that the coating thickness of the glue is unnecessarily increased, and that uneven coating is caused when the coating is applied at once with a brush or a roller.

【0005】本発明は、かかる欠点を改良するためにな
されたもので、水溶性セルロースエーテルに流動性促進
剤を加えることにより、水溶液にした場合の流動性が促
進され、壁紙用糊剤等として塗布する場合に非常に塗布
しやすく、作業効率、経済性などに優れる水溶性セルロ
ースエーテル組成物及び糊剤を提供することを目的とす
る。
The present invention has been made to improve such a drawback. By adding a fluidity promoter to a water-soluble cellulose ether, the fluidity of an aqueous solution can be promoted, and as a paste for wallpaper, etc. An object of the present invention is to provide a water-soluble cellulose ether composition and a sizing agent which are very easy to apply when applied, and are excellent in work efficiency, economy, and the like.

【0006】[0006]

【課題を解決するための手段及び発明の実施の形態】本
発明者らは、上記目的を達成するため鋭意検討した結
果、水溶性セルロースエーテルに流動性促進剤を含有さ
せることにより、水溶性セルロースエーテル組成物の水
溶液の流動性が促進することを知見し、本発明をなすに
至った。
Means for Solving the Problems and Embodiments of the Invention The present inventors have conducted intensive studies in order to achieve the above object, and as a result, by adding a fluidity promoter to a water-soluble cellulose ether, The inventors have found that the fluidity of the aqueous solution of the ether composition is promoted, and have accomplished the present invention.

【0007】従って、本発明は、(1)水溶性セルロー
スエーテルと流動性促進剤とを含有することを特徴とす
る水溶性セルロースエーテル組成物、(2)流動性促進
剤が、ポリエーテル系化合物もしくはその誘導体又は有
機燐系界面活性剤であることを特徴とする(1)記載の
水溶性セルロースエーテル組成物、(3)上記(1)又
は(2)記載の水溶性セルロースエーテル組成物からな
る糊剤を提供する。
Accordingly, the present invention provides (1) a water-soluble cellulose ether composition comprising a water-soluble cellulose ether and a fluidity promoter, and (2) a polyether compound comprising the fluidity promoter. Or a derivative thereof or an organophosphorus surfactant, comprising (1) the water-soluble cellulose ether composition according to (1) or (1) or (2). Provide a paste.

【0008】以下、本発明につき更に詳しく説明する
と、本発明における水溶性セルロースエーテルは、特に
限定されるものではないが、一般的にはヒドロキシプロ
ピルメチルセルロース、ヒドロキシエチルメチルセルロ
ースが使用される。粘度は、1%水溶液粘度で25℃に
おいて10〜22000mPa・sのものが使用され、
好適には100〜10000mPa・sのものである。
粘度が1%水溶液粘度で10mPa・s未満であると、
必要な粘性が足りないか、添加量が非常に多くなり、粘
度が高すぎると、粘性が高すぎるため作業性が悪くな
る。
Hereinafter, the present invention will be described in more detail. The water-soluble cellulose ether in the present invention is not particularly limited, but generally, hydroxypropylmethylcellulose and hydroxyethylmethylcellulose are used. The viscosity is 10% to 22000 mPa · s at 25 ° C. with a 1% aqueous solution viscosity,
Preferably it is 100 to 10000 mPa · s.
When the viscosity is less than 10 mPa · s in a 1% aqueous solution viscosity,
If the required viscosity is insufficient or the amount of addition is extremely large, and if the viscosity is too high, the workability is deteriorated because the viscosity is too high.

【0009】水溶性セルロースエーテルの形状は、粉
末、粒状品どちらでも構わないが、ハンドリングを考慮
した場合、粉立ちの少ない粒状品が好ましい。
The water-soluble cellulose ether may be in the form of a powder or a granular product, but in consideration of handling, a granular product with less dusting is preferred.

【0010】なお、本発明の組成物は、糊剤などとして
用いる場合に水に溶解するが、水に対する水溶性セルロ
ースエーテルの添加量は0.2〜5%(重量%、以下同
じ)、好適には0.5〜3%である。水溶性セルロース
エーテルの添加量が0.2%未満であると、粘性不足で
接着力が悪くなり、5%を超えると、粘性が高すぎて作
業性が悪くなる上、非常にコスト高になる。
The composition of the present invention dissolves in water when used as a sizing agent or the like. The amount of water-soluble cellulose ether added to water is 0.2 to 5% (% by weight, the same applies hereinafter). Is 0.5 to 3%. If the amount of the water-soluble cellulose ether is less than 0.2%, the adhesive strength is poor due to insufficient viscosity, and if it exceeds 5%, the viscosity is too high, the workability is poor, and the cost is extremely high. .

【0011】本発明における流動性促進剤としては、ポ
リエーテル系化合物もしくはその誘導体又は有機燐系界
面活性剤を挙げることができる。具体的には、ポリエー
テル系化合物もしくはその誘導体としては、エチレンオ
キサイドの重合体、プロピレンオキサイドの重合体、プ
ルロニック系として総称されるエチレンオキサイド−プ
ロピレンオキサイドの共重合体や、これらの誘導体など
の界面活性剤(特に非イオン界面活性剤)、ポリプロピ
レングリコール、ポリエチレングリコール、グリセリ
ン、ダイヤファイン社製のジョルシンLX、ジョルシン
PB、ジョルシンLB−Dなどが挙げられる。また、有
機燐系界面活性剤としては、トリブチルフォスフェー
ト、ナトリウムオクチルフォスフェート等が挙げられ
る。
As the fluidity promoter in the present invention, a polyether compound or a derivative thereof or an organic phosphorus surfactant can be used. Specifically, polyether compounds or derivatives thereof include ethylene oxide polymers, propylene oxide polymers, ethylene oxide-propylene oxide copolymers collectively referred to as pluronics, and interfaces of these derivatives and the like. Activator (especially nonionic surfactant), polypropylene glycol, polyethylene glycol, glycerin, Jorcin LX, Jorcin PB, Jorcin LB-D manufactured by Diafine Co., Ltd., and the like. Examples of the organic phosphorus-based surfactant include tributyl phosphate and sodium octyl phosphate.

【0012】流動性促進剤の添加量は特に限定されない
が、水溶性セルロースエーテルに対して0.1〜20
%、特に0.5〜10%の範囲が好ましい。添加量が
0.1%より少ないと充分な流動性改善効果が得られな
い一方、20%を超えても流動性促進効果が頭打ちとな
るだけでなく、コスト高となってしまう。
The amount of the fluidity promoter is not particularly limited, but may be 0.1 to 20 with respect to the water-soluble cellulose ether.
%, Particularly preferably in the range of 0.5 to 10%. If the addition amount is less than 0.1%, a sufficient fluidity improving effect cannot be obtained, while if it exceeds 20%, not only the fluidity accelerating effect reaches a plateau but also the cost increases.

【0013】また、水溶性セルロースエーテルに対する
流動性促進剤の添加方法としては、水溶性セルロースエ
ーテルの水溶液に流動性促進剤を直接添加して撹拌・混
合してもよいが、ハンドリング等を考慮した場合、予め
水溶性セルロースエーテルに流動性促進剤を添加した方
がよい。即ち、水溶性セルロースエーテルに流動性促進
剤を含浸させておく方法、流動性促進剤を微粉末シリカ
等に含浸させたものを水溶性セルロースエーテルにドラ
イブレンドするといった方法が挙げられる。
As a method of adding the fluidity promoter to the water-soluble cellulose ether, the fluidity promoter may be directly added to the aqueous solution of the water-soluble cellulose ether and stirred and mixed. In this case, it is better to add a fluidity promoter to the water-soluble cellulose ether in advance. That is, a method in which a water-soluble cellulose ether is impregnated with a fluidity-promoting agent, and a method in which a fluidity-promoting agent impregnated in fine powder silica or the like is dry-blended with a water-soluble cellulose ether are exemplified.

【0014】流動性促進剤は、溶液作製時に撹拌したと
きに気泡を巻き込むが、消泡効果を併せ持つものもある
ため、それらの気泡を除去し、均一溶液となる二次的効
果もある。
The fluidity enhancer entrains air bubbles when stirred during the preparation of the solution, but some also have a defoaming effect. Therefore, there is also a secondary effect of removing these air bubbles and forming a uniform solution.

【0015】[0015]

【実施例】以下、実施例と比較例を示し、本発明を具体
的に説明するが、本発明は下記実施例に限定されるもの
ではない。
EXAMPLES Hereinafter, the present invention will be described specifically with reference to Examples and Comparative Examples, but the present invention is not limited to the following Examples.

【0016】〔実施例,比較例〕水溶液は水溶性セルロ
ースエーテルとその他の試薬を予め混合しておいたもの
を2重量%となるように溶解、作成した。撹拌は初期の
粘度が発現するまで5分行い、その後1時間放置した後
に評価を行った。
[Examples and Comparative Examples] An aqueous solution prepared by mixing a water-soluble cellulose ether and other reagents in advance was dissolved and prepared to be 2% by weight. Stirring was carried out for 5 minutes until the initial viscosity was developed, and then left for 1 hour before evaluation.

【0017】溶液流動性の測定方法は、45度に傾けた
ガラス製の棒に各溶液20gを一定速度で垂らし、棒の
先端から流れ落ちる溶液の長さを測定した。溶液長さの
長いものが溶状改善効果に優れ、短いものが効果のない
ものである。
In the method for measuring the fluidity of the solution, 20 g of each solution was dropped at a constant speed on a glass rod tilted at 45 degrees, and the length of the solution flowing down from the tip of the rod was measured. A solution having a longer length has a better solution improving effect, and a solution having a shorter length has no effect.

【0018】使用材料 1.hi90SH−15000:信越化学工業社製,商
品名ヒドロキシプロピルメチルセルロース(MC)25
℃における1%粘度1000mPa・s(BL型粘度
計) 2.流動性促進剤 1)有機燐系:トリブチルフォスフェート(TBP) 2)ポリエーテル系:ポリプロピレングリコール(PP
G) プルロニックL−61(旭電化工業社製) ジョルシンLB−D(ダイヤファイン社製) 3)ドデシルベンゼンスルホン酸(DBS) 4)シリコーン系:KM−73(信越化学工業社製) 5)アルキルエステル化合物:ノニオンO−6(日本油
脂社製)
Materials used 1. hi90SH-15000: manufactured by Shin-Etsu Chemical Co., Ltd., trade name: hydroxypropyl methylcellulose (MC) 25
1. 1% viscosity at 100 ° C. 1000 mPa · s (BL type viscometer) Fluidity promoter 1) Organophosphorus: tributyl phosphate (TBP) 2) Polyether: polypropylene glycol (PP
G) Pluronic L-61 (manufactured by Asahi Denka Kogyo) Jorsin LB-D (manufactured by Diafine) 3) Dodecylbenzenesulfonic acid (DBS) 4) Silicone: KM-73 (manufactured by Shin-Etsu Chemical) 5) Alkyl Ester compound: Nonion O-6 (manufactured by NOF Corporation)

【0019】[0019]

【表1】 [Table 1]

【0020】[0020]

【表2】 [Table 2]

【0021】[0021]

【発明の効果】本発明は、水溶性セルロースエーテルに
特定の界面活性剤を加えることにより、その水溶液溶状
(流動性)が改善されるため、壁紙用糊剤などとして塗
布する場合、非常に塗布しやすく、作業効率、経済性な
どに優れる。
Industrial Applicability According to the present invention, the addition of a specific surfactant to a water-soluble cellulose ether improves the aqueous solution (flowability) of the aqueous solution. Easy to work, excellent in work efficiency, economy, etc.

フロントページの続き Fターム(参考) 4J002 AB03W CH00X CH02X EC056 EW046 FD02X FD026 FD316 GJ00 4J040 BA081 EE022 HB11 HD24 KA09 KA38 LA11 NA12 4L055 AG34 AG46 AG88 AH29 AH37 FA22 GA23 Continued on the front page F-term (reference) 4J002 AB03W CH00X CH02X EC056 EW046 FD02X FD026 FD316 GJ00 4J040 BA081 EE022 HB11 HD24 KA09 KA38 LA11 NA12 4L055 AG34 AG46 AG88 AH29 AH37 FA22 GA23

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 水溶性セルロースエーテルと流動性促進
剤とを含有することを特徴とする水溶性セルロースエー
テル組成物。
1. A water-soluble cellulose ether composition comprising a water-soluble cellulose ether and a fluidity promoter.
【請求項2】 流動性促進剤が、ポリエーテル系化合物
もしくはその誘導体又は有機燐系界面活性剤であること
を特徴とする請求項1記載の水溶性セルロースエーテル
組成物。
2. The water-soluble cellulose ether composition according to claim 1, wherein the fluidity promoter is a polyether compound or a derivative thereof or an organic phosphorus surfactant.
【請求項3】 請求項1又は2記載の水溶性セルロース
エーテル組成物からなる糊剤。
3. A sizing agent comprising the water-soluble cellulose ether composition according to claim 1.
JP11087537A 1999-03-30 1999-03-30 Water-soluble cellulose ether composition and paste Pending JP2000281832A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP11087537A JP2000281832A (en) 1999-03-30 1999-03-30 Water-soluble cellulose ether composition and paste
TW89105747A TWI251044B (en) 1999-03-30 2000-03-29 Water soluble cellulose ether composition and adhesive materials
CN 00108603 CN1231554C (en) 1999-03-30 2000-03-30 Water soluble cellulose ether composition and adhesive materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11087537A JP2000281832A (en) 1999-03-30 1999-03-30 Water-soluble cellulose ether composition and paste

Publications (1)

Publication Number Publication Date
JP2000281832A true JP2000281832A (en) 2000-10-10

Family

ID=13917745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11087537A Pending JP2000281832A (en) 1999-03-30 1999-03-30 Water-soluble cellulose ether composition and paste

Country Status (3)

Country Link
JP (1) JP2000281832A (en)
CN (1) CN1231554C (en)
TW (1) TWI251044B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252162A (en) * 2017-12-30 2018-07-06 常州文诺纺织品有限公司 A kind of mould proof wallpaper and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252162A (en) * 2017-12-30 2018-07-06 常州文诺纺织品有限公司 A kind of mould proof wallpaper and preparation method thereof

Also Published As

Publication number Publication date
CN1270196A (en) 2000-10-18
TWI251044B (en) 2006-03-11
CN1231554C (en) 2005-12-14

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