JPH0647789B2 - Humidity control wallpaper - Google Patents
Humidity control wallpaperInfo
- Publication number
- JPH0647789B2 JPH0647789B2 JP62253033A JP25303387A JPH0647789B2 JP H0647789 B2 JPH0647789 B2 JP H0647789B2 JP 62253033 A JP62253033 A JP 62253033A JP 25303387 A JP25303387 A JP 25303387A JP H0647789 B2 JPH0647789 B2 JP H0647789B2
- Authority
- JP
- Japan
- Prior art keywords
- wallpaper
- humidity control
- vinyl chloride
- chloride resin
- humidity
- 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 - Lifetime
Links
Landscapes
- Synthetic Leather, Interior Materials Or Flexible Sheet Materials (AREA)
- Laminated Bodies (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、室内の湿気の変化に対応し、湿気を吸収又は
放出する作用により、室内の湿度の変動を調整する作用
のある調湿性壁紙に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a humidity-controlling wallpaper that responds to changes in indoor humidity and has the function of adjusting fluctuations in indoor humidity by absorbing or releasing humidity. It is about.
（従来の技術） 従来の塩化ビニル樹脂系の壁紙、調ゆるビニール壁紙
は、コストが安く、また意匠の表現も多様であることか
ら建築物の内装材に広く使用されているものである。一
方、木材や紙等の天然資材と比較した場合、通気性や吸
湿性が劣るため室内の居住環境は必ずしも最適とは言え
ず、室内外の温度差により結露を生じ易いなどの欠点が
ある。(Prior Art) Conventional vinyl chloride resin-based wallpaper and adjustable vinyl wallpaper are widely used as interior materials for buildings because they are low in cost and have various designs. On the other hand, when compared with natural materials such as wood and paper, the indoor living environment is not necessarily optimal due to poor air permeability and hygroscopicity, and there are drawbacks such that condensation easily occurs due to the temperature difference between indoor and outdoor.
（発明が解決しようとする問題点） かかる従来のビニール壁紙の有する欠点を改善する方法
としては、特開昭５３−３３２８３号公報に記載された
様にビニール壁紙に細孔を形成し、通気性を付与する方
法や特開昭６０−８１３７８号公報に記載された様に塩
化ビニル樹脂中に高吸水性高分子を混合する方法がある
が、前記の公報に記載の様に、通気性のみを付与しても
調湿性の効果はないし、又、後記の方法は、調湿性を発
泡するために多量に添加された高吸水性樹脂による物性
的な欠点が認められ実用的には問題が多いものである。(Problems to be Solved by the Invention) As a method for improving the drawbacks of the conventional vinyl wallpaper, as described in JP-A-53-33283, pores are formed in the vinyl wallpaper to provide air permeability. And a method of mixing a super absorbent polymer into a vinyl chloride resin as described in JP-A-60-81378, but as described in the above-mentioned publication, only air permeability is provided. Even if it is applied, it does not have the effect of humidity control, and in the method described below, there are many problems in practical use due to the fact that physical defects are observed due to the superabsorbent resin added in a large amount to foam the humidity control. Is.
本発明は、塩化ビニル系樹脂が本来持つ物性や加工性を
損うことなく、又ビニール壁紙としての意匠性を保持
し、調湿作用を発揮する壁紙を提供することを目的とす
る。It is an object of the present invention to provide a wallpaper that does not impair the physical properties and workability inherent in vinyl chloride resin, retains the designability as a vinyl wallpaper, and exerts a humidity control effect.
（問題点を解決するための手段） 本発明の壁紙は、塩化ビニル系樹脂，可塑剤，安定剤，
熱分解型発泡剤，高吸水性樹脂，連続気泡形成剤を必須
成分とする配合物を、基材上に塗布し、加熱発泡させた
ことを特徴とするものである。(Means for Solving Problems) The wallpaper of the present invention includes a vinyl chloride resin, a plasticizer, a stabilizer,
The composition is characterized in that a composition containing a pyrolyzable foaming agent, a highly water-absorbent resin, and an open cell-forming agent as essential components is applied onto a base material and heat-foamed.
本発明における塩化ビニル系樹脂としては、塩化ビニル
樹脂，塩化ビニルと他のモノマー，例えばエチレン，酢
酸ビニル，ビニルエーテル，マレイン酸エステル，（メ
タ）アクリル酸，（メタ）アクリル酸エステル等との共
重合体のほか、塩化ビニル樹脂と他のポリマーのブレン
ド物も含むものである。これら樹脂は、基材上に塗布す
るうえで、乳化重合法やマイクロサスペンジヨン法によ
り得たペースト化可能なものが好ましい。As the vinyl chloride resin in the present invention, vinyl chloride resin, vinyl chloride and other monomers such as ethylene, vinyl acetate, vinyl ether, maleic acid ester, (meth) acrylic acid, (meth) acrylic acid ester, etc. In addition to coalescence, it also includes blends of vinyl chloride resin and other polymers. These resins are preferably paste-like resins obtained by an emulsion polymerization method or a microsuspension method when applied on a substrate.
可塑剤としては、この種の技術で一般的に使用されるも
のは全て使用可能で、代表例としては、ＤＯＰが例示で
き、添加量も通常使用される範囲で使用できる。As the plasticizer, any of those generally used in this type of technique can be used, and DOP can be exemplified as a typical example, and the addition amount can also be used within a range usually used.
安定剤は、塩化ビニル樹脂系組成物の耐熱性を向上させ
る。又、安定剤の成分として含まれる金属セツケンは、
謂ゆるキツカー効果を持ち、すなわち加熱分解型の発泡
剤の分解温度を調整する作用を持ち、安定剤の使用は不
可欠である。安定剤の種類や添加量は通常使用されるも
のおよびその使用範囲で使用でき、加工条件や塩化ビニ
ル系樹脂組成物の溶融性状等に合わせて選定される。The stabilizer improves the heat resistance of the vinyl chloride resin composition. Further, the metal soap contained as a component of the stabilizer,
It has a so-called loose Kicker effect, that is, it has an action of adjusting the decomposition temperature of the heat-decomposable foaming agent, and the use of a stabilizer is essential. The type and addition amount of the stabilizer can be selected from those usually used and the range of use thereof, and are selected according to the processing conditions, the melting properties of the vinyl chloride resin composition, and the like.
熱分解型発泡剤は、連続気泡構造を形成する上で、不可
欠である。代表的な熱分解型発泡剤はアゾジカルボンア
ミドであるが、これに限定されずこの種の発泡剤として
一般的に使用されるものが使用でき、添加量も最終製品
の意匠効果等を出すために適宜選択される。The pyrolytic foaming agent is essential for forming an open cell structure. A typical thermal decomposition type foaming agent is azodicarbonamide, but not limited to this, those generally used as this kind of foaming agent can be used, and the addition amount is also to bring out the design effect of the final product. Is appropriately selected.
高吸水性樹脂としては、酢酸ビニル−アクリル酸エステ
ル共重合体けん化物，イソブチレン−無水マレイン酸共
重合体変成物の架橋物，アクリル酸ソーダ重合体の部分
架橋物，アクリルニトリルグラフト化デンプンの加水分
解物等が単独または組み合わせて使用できる。As the super absorbent resin, a saponified product of vinyl acetate-acrylic acid ester copolymer, a cross-linked product of isobutylene-maleic anhydride copolymer modified product, a partially cross-linked product of sodium acrylate polymer, and a hydrolyzed product of acrylonitrile-grafted starch. Decomposition products can be used alone or in combination.
添加量は、要求性能によって調整すればよく、実用的な
使用範囲としては、塩化ビニル系樹脂１００重量部に対
し、１〜３０重量部、好ましくは２〜２０重量部程度が
良い。１重量部未満では、十分な吸湿性能が得られず、
また３０重量部を越え多量に用いると吸湿時の膨潤によ
る物性の低下や、耐光変色性，耐薬品性等の塩化ビニル
系樹脂壁紙が本来有する特性を損うおそれがある。The addition amount may be adjusted according to the required performance, and a practical use range is 1 to 30 parts by weight, preferably 2 to 20 parts by weight, based on 100 parts by weight of the vinyl chloride resin. If it is less than 1 part by weight, sufficient moisture absorption performance cannot be obtained,
If it is used in a large amount exceeding 30 parts by weight, the physical properties may be deteriorated due to swelling when absorbing moisture, and the inherent properties of the vinyl chloride resin wallpaper such as light discoloration resistance and chemical resistance may be impaired.
連続気泡形成剤としては、CnH2n+2（ｎは正の整数）の
組成をもつ飽和炭化水素の混合物であるワセリンやＣ
１６〜Ｃ４０のノルマルパラフインの混合物を成分とす
るパラフイン等の炭化水素，ポリエチレン／ポリプロピ
レン等のホモポリマー，エチレン／プロピレン共重合
体，エチレン−ビニルアセテート共重合体等のオレフイ
ン系重合体等が使用できる。添加量は、炭化水素であれ
ば塩化ビニル系樹脂１００重量部に対して３〜２０重量
部、好ましくは５〜１５重量部、オレフイン系重合体で
あれば、塩化ビニル系樹脂１００重量部に対して１〜１
０重量部、好ましくは２〜６重量部である。この連続気
泡形成剤は、塩化ビニル系樹脂配合物を基材上へ塗布
後、加熱することにより熱分解型発泡剤が分解し発生し
たガスにより形成された気泡の壁を破る作用を有し、本
発明において必須のものである。As an open cell forming agent, vaseline or C which is a mixture of saturated hydrocarbons having a composition of C n H 2n + 2 (n is a positive integer)
The mixture of hydrocarbons of paraffin, such as a component of the normal paraffin of 16 -C 40, a homopolymer such as polyethylene / polypropylene, ethylene / propylene copolymers, ethylene - olefin polymers such as vinyl acetate copolymer used it can. The amount of addition of hydrocarbon is 3 to 20 parts by weight, preferably 5 to 15 parts by weight, based on 100 parts by weight of vinyl chloride resin, and the amount of olefin polymer is based on 100 parts by weight of vinyl chloride resin. 1 to 1
It is 0 part by weight, preferably 2 to 6 parts by weight. This open-cell foaming agent has the effect of breaking the walls of the cells formed by the gas generated by the decomposition of the pyrolytic foaming agent by heating after coating the vinyl chloride resin composition on the substrate, It is essential in the present invention.
本発明においては、これら配合成分の他、種々の要求特
性に合わせ、防カビ剤，紫外線吸収剤，酸化防止剤，着
色剤，充填剤等を添加することもできる。In the present invention, in addition to these compounding ingredients, antifungal agents, ultraviolet absorbers, antioxidants, coloring agents, fillers and the like may be added according to various required characteristics.
本発明における基材としては、一般に塩化ビニル系樹脂
壁紙の裏打材として使用されるものは全て使用できる。
本発明の壁紙は、この基材上に塩化ビニル系樹脂配合物
を塗布し、加熱発泡させてなるものである。塗布手段と
しては、公知のドクターナイフコート，ロールコート等
にて基材上の全面に塗布することができ、さらにこれに
エンボス加工を施こしても良い。この場合、広範囲のエ
ンボスによる強い押圧は、形成された連続気泡構造の圧
潰，圧着につながるため、調湿性能の減少となるので、
選択的に圧潰，圧着されない部分を確保することが必要
である。As the base material in the present invention, any of those generally used as a backing material for vinyl chloride resin wallpaper can be used.
The wallpaper of the present invention is obtained by coating a vinyl chloride resin composition on this substrate and heating and foaming it. As a coating means, a well-known doctor knife coat, roll coat, or the like can be used to coat the entire surface of the substrate, and embossing may be further applied. In this case, strong pressure due to a wide range of embossing leads to crushing and pressure bonding of the formed open cell structure, resulting in a decrease in humidity control performance.
It is necessary to secure a part that is not crushed or crimped selectively.
この圧潰，圧着されない部分の面積比率としては、２０
％以上、好ましくは４０％以上とするのが良い。また塗
布手段としてロータリースクリーンプリント法，凹版或
いはグラビアプリント法等を用いて模様状に塗布するこ
ともできる。この場合、他の一般的な壁紙用樹脂配合物
と組み合わせ、調湿性のある部分とない部分とに構成も
できるし、また本発明の樹脂配合物を模様状に塗布して
下の基材を一部露出させることにより、基材自身の特
性、（例えば調湿性のある基材）を生かして使用するこ
ともできる。The area ratio of the portion that is not crushed or crimped is 20
% Or more, preferably 40% or more. Further, a rotary screen printing method, an intaglio printing method, a gravure printing method, or the like can be used as a coating means for coating in a pattern. In this case, it may be combined with other general wallpaper resin composition to form a part with humidity control property and a part without humidity control, and the resin composition of the present invention may be applied in a pattern to form the base material below. By exposing a part of it, it is possible to use it by making the most of the characteristics of the base material itself (for example, a base material having a humidity control property).
（作用） 本発明では、連続気泡形成剤，高吸水性樹脂の添加によ
り、基材上の塩化ビニル系樹脂発泡層は、高吸水性樹脂
が含有されており、しかも連続気泡化された発泡構造で
あるため、室内の空気は壁紙の表面の高吸水性樹脂とだ
けでなく連通化された塩化ビニル系樹脂発泡層内部まで
入り込み、内部の高吸水性樹脂とも接触する。したがっ
て添加した高吸水性樹脂を効率よく湿調に活用すること
ができる。(Function) In the present invention, the foamed vinyl chloride resin layer on the base material contains the superabsorbent resin by the addition of the open cell forming agent and the superabsorbent resin, and has a foamed structure with open cells. Therefore, the air in the room enters not only the super absorbent polymer on the surface of the wallpaper but also the inside of the communicated vinyl chloride resin foam layer and comes into contact with the super absorbent polymer inside. Therefore, the added highly water-absorbent resin can be efficiently utilized for the humidity control.
（実施例） 実施例１〜７ 第１表に示す配合剤をNo.1〜No.7の配合割合にてそれぞ
れ混合撹拌しペーストを作成した。これらペーストを坪
量８０ｇ／ｍ２の裏打紙に２７０g/m2となる様にドクタ
ーナイフを用いて塗布し、さらに２１０℃で６０秒の加
熱をし、壁紙を得た。(Examples) Examples 1 to 7 The compounding agents shown in Table 1 were mixed and stirred at the compounding ratios of No. 1 to No. 7 to prepare pastes. These pastes were applied to a backing paper having a basis weight of 80 g / m 2 using a doctor knife so as to have a weight of 270 g / m 2, and further heated at 210 ° C. for 60 seconds to obtain a wallpaper.
これら壁紙の透湿度及び吸湿度はそれぞれ第１表に示す
通りであった。The moisture vapor transmission rate and moisture absorption rate of these wallpapers were as shown in Table 1, respectively.
実施例８ 実施例２の配合物（第１表のNo.２で示される配合物）
のペーストを坪量８０ｇ／ｍ２の裏打紙に、柄構成の異
なる２種類のロータリースクリーンプリントを用い塗布
し、２１０℃の加熱炉で加熱発泡し壁紙を得た。得られ
た壁紙の重量は２９０８ｇ／ｍ２であった。Example 8 Formulation of Example 2 (formulation shown as No. 2 in Table 1)
The paste was applied to a backing paper having a basis weight of 80 g / m 2 by using two types of rotary screen prints having different patterns and heat-foamed in a heating furnace at 210 ° C. to obtain a wallpaper. The obtained wallpaper had a weight of 2908 g / m 2 .
実施例９ 実施例１の配合物（第１表のNo.１で示される配合物）
のペーストを坪量８０ｇ／ｍ２の裏打紙にドクターナイ
フを用いて塗布し、次いで１７０℃の加熱炉でゲル化壁
紙を得た。この壁紙を凸紙の面積比が３２％であるエン
ボスロールを用いて壁紙表面温度が２０５℃となる様加
熱しながらエンボス凹凸模様の付与された壁紙を得た。
この壁紙の重量は３１０ｇ／ｍ２であった。Example 9 Formulation of Example 1 (Formulation No. 1 in Table 1)
The paste was applied to a backing paper having a basis weight of 80 g / m 2 using a doctor knife, and then a gelled wallpaper was obtained in a heating furnace at 170 ° C. This wallpaper was heated using an embossing roll having an area ratio of convex paper of 32% so that the surface temperature of the wallpaper would be 205 ° C. to obtain a wallpaper having an embossed uneven pattern.
The weight of this wallpaper was 310 g / m 2 .
比較例１〜３ 第１表の比較例No.１〜No.３の配合物及び割合にてそれ
ぞれ混合撹拌し、実施例１〜７と同様の方法，条件で発
泡壁紙を得た。これらの壁紙の透湿度及び吸湿度はそれ
ぞれ第１表に示す通りであった。Comparative Examples 1 to 3 The foamed wallpaper was obtained by the same method and conditions as in Examples 1 to 7 by mixing and agitating the formulations and proportions of Comparative Examples No. 1 to No. 3 in Table 1, respectively. The moisture vapor transmission rate and moisture absorption rate of these wallpapers were as shown in Table 1, respectively.
比較例４ 比較例２の配合物（第１表の比較例No.２で示される配
合物）のペーストを、以下実施例８と同様の方法，条件
で発泡壁紙を得た。Comparative Example 4 A foamed wallpaper was obtained from the paste of the compound of Comparative Example 2 (the compound shown in Comparative Example No. 2 in Table 1) by the same method and conditions as in Example 8.
実施例８，９、比較例４で得た壁紙の調湿性能を測定し
た結果を第２表に示す。Table 2 shows the results of measuring the humidity control performance of the wallpaper obtained in Examples 8 and 9 and Comparative Example 4.
（発明の効果） 本発明の壁紙は、高吸水性樹脂を含有するとともに連続
発泡構造を有する発泡体層を具備するゆえ、室内の湿気
の変化に対応し吸湿，放湿する特性を持つため壁紙表面
が結露する等の不都合が生じない利点がある。 (Effects of the Invention) The wallpaper of the present invention contains a highly water-absorbent resin and has a foam layer having a continuous foam structure, and therefore has the property of absorbing and releasing moisture in response to changes in indoor humidity. There is an advantage that inconvenience such as dew condensation on the surface does not occur.
Claims (3)
解型発泡剤，高吸水性樹脂，連続気泡形成剤を必須成分
とする配合物を、基材上に塗布し、加熱発泡させたこと
を特徴とする調湿性壁紙。1. A composition comprising a vinyl chloride resin, a plasticizer, a stabilizer, a thermal decomposition type foaming agent, a highly water-absorbent resin, and an open cell-forming agent as essential components is coated on a base material and heat-foamed. A humidity control wallpaper that is characterized by the fact.
エステル共重合体けん化物，イソブチレン−無水マレイ
ン酸共重合体変性物の架橋物，アクリル酸ソーダ重合体
の部分架橋物，又はアクリルニトリルグラフト化デンプ
ンの加水分解物のなかから選ばれた１種以上の高吸水性
樹脂であることを特徴とする特許請求の範囲第１項記載
の調湿性壁紙。2. A highly water-absorbent resin comprising a saponified vinyl acetate-acrylic acid ester copolymer, a crosslinked product of an isobutylene-maleic anhydride copolymer modified product, a partially crosslinked product of a sodium acrylate polymer, or acrylonitrile. The humidity-controlling wallpaper according to claim 1, which is one or more kinds of superabsorbent resins selected from hydrolyzates of grafted starch.
等の炭化水素および／又はオレフイン系重合体であるこ
とを特徴とする特許請求の範囲第１項ないし第２項記載
の調湿性壁紙。3. The humidity control wallpaper according to claim 1 or 2, wherein the open-cell forming agent is a hydrocarbon such as petrolatum or paraffin and / or an olefin polymer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62253033A JPH0647789B2 (en) | 1987-10-07 | 1987-10-07 | Humidity control wallpaper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62253033A JPH0647789B2 (en) | 1987-10-07 | 1987-10-07 | Humidity control wallpaper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0197281A JPH0197281A (en) | 1989-04-14 |
| JPH0647789B2 true JPH0647789B2 (en) | 1994-06-22 |
Family
ID=17245545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62253033A Expired - Lifetime JPH0647789B2 (en) | 1987-10-07 | 1987-10-07 | Humidity control wallpaper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647789B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4659432B2 (en) * | 2004-10-25 | 2011-03-30 | 株式会社神戸製鋼所 | Resin-coated metal plate with excellent releasability and method for producing the same |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5211267A (en) * | 1975-07-16 | 1977-01-28 | Eiwa Kasei Kougiyou Kk | Process for producing continuous foam |
| JPS52112659A (en) * | 1976-03-18 | 1977-09-21 | Otsuka Kagaku Yakuhin | Process for manufacture of open cell |
| JPS5754586A (en) * | 1980-09-18 | 1982-04-01 | Ajinomoto Co Inc | Cell strain producing human interferon prolongably, its preparation, and preparation of human interferon using it |
| JPS5832638A (en) * | 1981-08-20 | 1983-02-25 | Kuraray Co Ltd | Water-absorbing foam |
-
1987
- 1987-10-07 JP JP62253033A patent/JPH0647789B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0197281A (en) | 1989-04-14 |
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