JP2001098090A - Method for production of film - Google Patents
Method for production of filmInfo
- Publication number
- JP2001098090A JP2001098090A JP27820399A JP27820399A JP2001098090A JP 2001098090 A JP2001098090 A JP 2001098090A JP 27820399 A JP27820399 A JP 27820399A JP 27820399 A JP27820399 A JP 27820399A JP 2001098090 A JP2001098090 A JP 2001098090A
- Authority
- JP
- Japan
- Prior art keywords
- water
- film
- soluble
- insoluble material
- weight
- 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
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、水等にフィルムが
接触することによりフィルムが溶解又は水解し、フィル
ムに包装された内容物を放出する機能を有するフィルム
の製法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for producing a film having a function of dissolving or hydrolyzing the film when the film comes into contact with water or the like and releasing the contents packaged in the film.
【０００２】[0002]
【従来の技術及び発明が解決しようとする課題】従来、
水溶性フィルムは食品、医薬品、農薬、家庭用雑貨類等
の用途において、内容物を個装し使用する場合にフィル
ムが溶解し、内容物が取り出せることにより機能されて
きた。2. Description of the Related Art
Water-soluble films have been functioning in applications such as foods, pharmaceuticals, agricultural chemicals, household goods, and the like by dissolving the film and taking out the contents when the contents are individually packaged and used.
【０００３】水溶性フィルムとして、特開昭６１−２５
７１５７号には、水溶性ポリマーにあらかじめ塩化ナト
リウムを混合することにより、フィルムに塩化ナトリウ
ムを均一配置し、味付けの均一化を可能としたものが開
示され、特開平３−１９７４２１号には、水溶性ポリマ
ーにあらかじめ水不溶性高分子を配合し、薬物の放出を
制御したものが開示されているが、これらは、長期保存
や多湿環境下における保存には耐え難く、別途包装が必
要であった。また手で触ったときのベタツキ感もあり、
感触の面では満足のいくものではなかった。As a water-soluble film, JP-A-61-25
Japanese Patent Application Laid-Open No. Hei 3-197421 discloses a method in which sodium chloride is preliminarily mixed with a water-soluble polymer so that sodium chloride is uniformly arranged on a film to make the seasoning uniform. There is disclosed a compound in which a water-insoluble polymer is previously blended with a water-soluble polymer to control the release of the drug, but these compounds are not resistant to long-term storage or storage in a humid environment, and require separate packaging. There is also a sticky feeling when touched by hand,
The feel was not satisfactory.
【０００４】本発明の課題は、多湿環境下においても保
存安定性が高く、手で触ったときの感触の良いフィルム
の製法を提供することである。An object of the present invention is to provide a method for producing a film which has high storage stability even in a humid environment and has a good touch when touched by hand.
【０００５】[0005]
【課題を解決するための手段】本発明は、水溶性フィル
ム表面に、水不溶性材料を存在させてなるフィルムの製
法であって、水溶性フィルム表面に水不溶性材料を塗工
又は印刷により定着させるフィルムの製法を提供する。SUMMARY OF THE INVENTION The present invention relates to a method for producing a film in which a water-insoluble material is present on the surface of a water-soluble film, wherein the water-insoluble material is fixed on the surface of the water-soluble film by coating or printing. Provide a method for producing a film.
【０００６】[0006]
【発明の実施の形態】＜水溶性フィルム＞水溶性フィル
ムは、主として水溶性ポリマーからなるが、フィルム強
度及び水への溶解性又は水解性（以下、水解性という）
の観点から、その坪量は10ｇ／ｍ 2以上が好ましく、15
〜100ｇ／ｍ2がより好ましい。その厚さは９μｍ以上が
好ましく、13〜90μｍがより好ましい。DESCRIPTION OF THE PREFERRED EMBODIMENTS <Water-soluble film> Water-soluble film
Is mainly composed of a water-soluble polymer,
Degree and solubility in water or water degradability (hereinafter referred to as water degradability)
From the viewpoint of the basis weight is 10 g / m TwoMore preferably, 15
~ 100g / mTwoIs more preferred. Its thickness is more than 9μm
Preferably, it is 13 to 90 μm.
【０００７】ここで水溶性ポリマーは、25℃において水
99重量部に試料１重量部を溶解させたとき、溶解度が80
重量％以上のものを指し、90重量％以上のものがより好
ましい。なお、溶解度は水溶液を濾紙（No.２）で濾過
し、濾液中の固形分量より算出する。Here, the water-soluble polymer is water at 25 ° C.
When 1 part by weight of a sample is dissolved in 99 parts by weight, the solubility is 80
% Or more, more preferably 90% or more. The solubility is calculated by filtering the aqueous solution through filter paper (No. 2) and calculating the solid content in the filtrate.
【０００８】このような水溶性ポリマーとして、ポリビ
ニルアルコール及び／又はその誘導体（イタコン酸変性
ポリビニルアルコール、スルホン酸変性ポリビニルアル
コール、マレイン酸変性ポリビニルアルコール等）、ポ
リ（メタ）アクリル酸アルカリ塩、（メタ）アクリル酸
／（メタ）アクリル酸エステル共重合物のアルカリ塩、
（メタ）アクリル酸／マレイン酸共重合物のアルカリ
塩、ポリビニルピロリドン等の合成品；メチルセルロー
ス、エチルセルロース、カルボキシメチルセルロースナ
トリウム、ヒドロキシアルキルセルロース、澱粉誘導体
等の半合成品；澱粉、ゼラチン、寒天、海草類、植物粘
質物、タンパク質等の天然高分子が例示される。Examples of such water-soluble polymers include polyvinyl alcohol and / or derivatives thereof (itaconic acid-modified polyvinyl alcohol, sulfonic acid-modified polyvinyl alcohol, maleic acid-modified polyvinyl alcohol, etc.), poly (meth) acrylic acid alkali salts, ) An alkali salt of acrylic acid / (meth) acrylate copolymer,
Synthetic products such as alkali salts of (meth) acrylic acid / maleic acid copolymer and polyvinylpyrrolidone; semi-synthetic products such as methylcellulose, ethylcellulose, sodium carboxymethylcellulose, hydroxyalkylcellulose and starch derivatives; starch, gelatin, agar, seaweeds, Examples include natural polymers such as plant mucilages and proteins.
【０００９】＜水不溶性材料＞水不溶性材料として、水
不溶性無機物や水不溶性有機物が用いられる。ここで
「水不溶性」とは、25℃において水99重量部に試料１重
量部を溶解させたとき、溶解度が50重量％以下のものを
指し、40重量％以下のものがより好ましい。<Water-insoluble material> As the water-insoluble material, a water-insoluble inorganic substance or a water-insoluble organic substance is used. Here, the term "water-insoluble" means that when 1 part by weight of a sample is dissolved in 99 parts by weight of water at 25 ° C, the solubility is 50% by weight or less, more preferably 40% by weight or less.
【００１０】水不溶性無機物として、ゼオライト、ベン
トナイト、タルク、マイカ、カオリン、セピオライト、
シリカ、炭酸カルシウム、酸化チタン、無水珪酸、ヒド
ロキシ・カルシウム・アパタイト等の他、真珠質が挙げ
られ、ゼオライト、ベントナイト、タルク、マイカ、カ
オリン、シリカ、シリコーン等が好ましく用いられる。As water-insoluble inorganic substances, zeolite, bentonite, talc, mica, kaolin, sepiolite,
In addition to silica, calcium carbonate, titanium oxide, silicic acid anhydride, hydroxy-calcium-apatite, and the like, pearls may be mentioned, and zeolite, bentonite, talc, mica, kaolin, silica, silicone and the like are preferably used.
【００１１】水不溶性有機物として、ポリエチレン、ポ
リプロピレン、ポリアミド、ポリエチレンテレフタレー
ト、ポリスチレンやポリウレタン及び／又はそれらの架
橋体、ポリ（メタ）アクリル酸ナトリウムやポリ（メ
タ）アクリル酸エステル及び／又はそれらの架橋体等の
他、エチレンゴム、プロピレンゴム、スチレン−ブタジ
エンゴム、ブタジエンゴム、シリコーンゴム等のゴム類
及び／又はそれらの架橋体等の合成高分子；セルロース
及び／又はその誘導体、キトサン及び／又はその誘導
体、澱粉、果実の殻等の天然高分子及び／又はその誘導
体が挙げら、ポリエチレン、ポリアミド、ポリスチレ
ン、ポリ（メタ）アクリル酸ナトリウム、ポリ（メタ）
アクリル酸エステル、セルロース及び／又はその誘導
体、澱粉等が好ましく用いられる。ここで「ポリ（メ
タ）アクリル酸」は「ポリアクリル酸」と「ポリメタク
リル酸」の双方を意味する。Water-insoluble organic substances include polyethylene, polypropylene, polyamide, polyethylene terephthalate, polystyrene and polyurethane and / or cross-linked products thereof, sodium poly (meth) acrylate and poly (meth) acrylate ester and / or cross-linked products thereof And other synthetic polymers such as rubbers such as ethylene rubber, propylene rubber, styrene-butadiene rubber, butadiene rubber, and silicone rubber and / or cross-linked products thereof; cellulose and / or derivatives thereof, chitosan and / or derivatives thereof , Starch, natural shells such as fruit shells and / or derivatives thereof, such as polyethylene, polyamide, polystyrene, sodium poly (meth) acrylate, poly (meth)
Acrylic esters, cellulose and / or derivatives thereof, starch and the like are preferably used. Here, “poly (meth) acrylic acid” means both “polyacrylic acid” and “polymethacrylic acid”.
【００１２】水不溶性材料が粉末状の場合、フィルムの
感触及びフィルムからの粉末粒子の脱落を防止する観点
から、平均粒径500μｍ以下が望ましく、300μｍ以下が
より好ましい。When the water-insoluble material is in the form of a powder, the average particle size is preferably 500 μm or less, more preferably 300 μm or less, from the viewpoint of the feel of the film and the prevention of the powder particles falling off the film.
【００１３】水不溶性材料が繊維状形態を有する場合、
フィルムの感触及びフィルム製造時のハンドリング性よ
り、繊維長は10μｍ〜６mmが好ましく、20μｍ〜５mmが
より好ましい。When the water-insoluble material has a fibrous form,
The fiber length is preferably from 10 μm to 6 mm, and more preferably from 20 μm to 5 mm, from the viewpoint of the feel of the film and the handleability during film production.
【００１４】水不溶性材料が紙又は不織布の場合、フィ
ルムを手で触れたときの感触及び水解性の点より、坪量
３〜80ｇ／ｍ2のものが好ましく、５〜50ｇ／ｍ2がより
好ましい。[0014] When the water-insoluble material is a paper or nonwoven fabric, from the viewpoint of the feel and water-disintegrable when touched by hand the film preferably has a basis weight of 3~80g / m 2, 5~50g / m 2 Gayori preferable.
【００１５】水不溶性材料は、真球状、略球状、平板
状、棒状、繊維状、紙又は不織布のようなシート状のも
のが好ましく用いられ、さらに粉砕等による異形の形状
のものでも良く、また中空、多孔質の粒子等も用いられ
る。The water-insoluble material is preferably in the form of a true sphere, a substantially sphere, a flat plate, a bar, a fiber, a sheet such as a paper or a nonwoven fabric, and may be a deformed shape obtained by pulverization or the like. Hollow and porous particles are also used.
【００１６】また水不溶性材料は、２種以上の水不溶性
材料を用いても良い。水不溶性材料を２種以上混合して
用いることにより、水溶性フィルムの水溶性や水解性を
保持しつつ、ベタツキのない、感触の良い、使用感に優
れたものとなる。Further, as the water-insoluble material, two or more kinds of water-insoluble materials may be used. By using a mixture of two or more water-insoluble materials, the water-soluble film is free from stickiness, has a good feel, and is excellent in usability while maintaining the water solubility and water decomposability of the water-soluble film.
【００１７】水不溶性材料は、水溶性フィルム100重量
部に対し、好ましくは0.1〜80重量部、更に好ましくは
0.3〜70重量部使用される。The water-insoluble material is preferably 0.1 to 80 parts by weight, more preferably 100 parts by weight of the water-soluble film.
0.3 to 70 parts by weight are used.
【００１８】＜フィルムの製法＞本発明において、水不
溶性材料は塗工又は印刷により水溶性フィルム表面に定
着させられる。例えば、有機溶媒等に分散あるいは溶解
した水不溶性材料を予め調製した水溶性フィルム表面に
塗工又は印刷する。塗工又は印刷方法として、例えば、
グラビアコーティング、ロールコーティング、フローコ
ーティング、キスコーティング等の塗工方法、グラビア
印刷、フレキソ印刷等の印刷方法が好ましく用いられ
る。<Film Production Method> In the present invention, the water-insoluble material is fixed on the surface of the water-soluble film by coating or printing. For example, a water-insoluble material dispersed or dissolved in an organic solvent or the like is applied or printed on the surface of a previously prepared water-soluble film. As a coating or printing method, for example,
Coating methods such as gravure coating, roll coating, flow coating, and kiss coating, and printing methods such as gravure printing and flexographic printing are preferably used.
【００１９】この場合において、有機溶媒は、水溶性フ
ィルムを溶解させないものが好ましく、水溶性フィルム
を構成する水溶性ポリマーの種類によりメタノール、エ
タノール、プロパノール等のアルコール類；ｎ−ヘキサ
ン、シクロヘキサン、ヘプタン、オクタン、トルエン、
キシレン等の石油系溶剤等が用いられる。有機溶媒の量
は、水不溶性材料に対して0.5〜20重量倍である。In this case, the organic solvent is preferably one that does not dissolve the water-soluble film, and alcohols such as methanol, ethanol and propanol; n-hexane, cyclohexane and heptane, depending on the type of water-soluble polymer constituting the water-soluble film. , Octane, toluene,
A petroleum solvent such as xylene is used. The amount of the organic solvent is 0.5 to 20 times the weight of the water-insoluble material.
【００２０】これらの有機溶媒は水溶性フィルム表面に
水不溶性材料を定着させたあと、乾燥等の方法により除
去される。These organic solvents are removed by a method such as drying after fixing the water-insoluble material on the surface of the water-soluble film.
【００２１】水不溶性材料の水溶性フィルムへの定着性
をより確実にする目的で、有機溶媒に水、エチレングリ
コール、ジエチレングリコール、トリエチレングリコー
ル、ポリエチレングリコール等のグリコール類；グリセ
リン、ポリグリセリン、トリメチロールプロパン、ペン
タエリスリトール等の多価アルコール類等の可塑剤を添
加しても良い。可塑剤の添加量は、水不溶性材料100重
量部に対し、好ましくは１〜100重量部、より好ましく
は３〜60重量部である。In order to further secure the fixability of the water-insoluble material to the water-soluble film, water, glycols such as ethylene glycol, diethylene glycol, triethylene glycol and polyethylene glycol; glycerin, polyglycerin, trimethylol Plasticizers such as polyhydric alcohols such as propane and pentaerythritol may be added. The amount of the plasticizer added is preferably 1 to 100 parts by weight, more preferably 3 to 60 parts by weight, based on 100 parts by weight of the water-insoluble material.
【００２２】また、本発明の製法において、水不溶性材
料の有機溶媒への分散性を向上させる為に増粘剤等の添
加剤を用いることができる。増粘剤としてエチルセルロ
ース、ヒドロキシプロピルセルロースや油溶性ポリマー
が好ましく用いられる。このような増粘剤の添加量は、
水不溶性材料に対して0.1〜10重量％が好ましい。In the production method of the present invention, an additive such as a thickener can be used to improve the dispersibility of the water-insoluble material in an organic solvent. Ethyl cellulose, hydroxypropyl cellulose and oil-soluble polymers are preferably used as the thickener. The amount of such a thickener added is
0.1 to 10% by weight based on the water-insoluble material is preferred.
【００２３】＜その他の添加成分＞本発明のフィルムは
可塑剤の他、添加剤として、剥離剤、ブロッキング防止
剤、溶解性向上剤、着色成分等が用いられ得る。<Other Additives> In addition to the plasticizer, the film of the present invention may contain, as additives, release agents, antiblocking agents, solubility improvers, coloring components, and the like.
【００２４】剥離剤として、ポリオキシエチレンアルキ
ルエーテル、ポリオキシエチレンアルキルフェニルエー
テル、ポリオキシエチレンポリオキシプロピレングリコ
ール、ポリオキシエチレンポリオキシプロピレンアルキ
ルエーテル等の非イオン界面活性剤、塩化アルキルトリ
メチルアンモニウム、塩化ジアルキルジメチルアンモニ
ウム等の陽イオン界面活性剤等が好ましく用いられる。Non-ionic surfactants such as polyoxyethylene alkyl ether, polyoxyethylene alkyl phenyl ether, polyoxyethylene polyoxypropylene glycol, polyoxyethylene polyoxypropylene alkyl ether, and the like, alkyltrimethylammonium chloride, chloride A cationic surfactant such as dialkyldimethylammonium is preferably used.
【００２５】これらの剥離剤の添加量は、剥離性、フィ
ルムの成膜性及び強度の観点から、水溶性ポリマー100
重量部に対し、0.1〜５重量部が好ましい。The amount of the release agent to be added depends on the water-soluble polymer 100 from the viewpoints of release properties, film formability and strength.
0.1 to 5 parts by weight based on parts by weight is preferred.
【００２６】ブロッキング防止剤として、ベントナイ
ト、タルク、カオリン、ゼオライト等の無機物質、澱
粉、セルロース粉末等の有機物質が好ましく用いられ
る。これらのブロッキング防止剤の添加量は、ハンドリ
ング性や生産性の観点から、水溶性ポリマー100重量部
に対し、１重量部以下が好ましい。As the anti-blocking agent, inorganic substances such as bentonite, talc, kaolin and zeolite, and organic substances such as starch and cellulose powder are preferably used. The addition amount of these antiblocking agents is preferably 1 part by weight or less based on 100 parts by weight of the water-soluble polymer from the viewpoint of handling properties and productivity.
【００２７】溶解性向上剤として、水溶性の無機塩、水
溶性有機塩、水不溶性無機物質、水不溶性有機物質が用
いられる。水溶性無機塩として、塩化ナトリウム、塩化
カリウム、塩化マグネシウム等の塩化物；硫酸ナトリウ
ム、硫酸カリウム、硫酸マグネシウム、硫酸アルミニウ
ム等の硫酸塩；炭酸ナトリウム、炭酸水素ナトリウム等
の炭酸塩等が挙げられ、水溶性有機塩として、クエン酸
塩、コハク酸塩、マレイン酸塩、フマル酸塩、リンゴ酸
塩等や、脂肪酸石鹸、エステル系リン酸塩類、アシル化
アミノ酸塩類、スルホコハク酸塩類等が挙げられ、水不
溶性無機物質として、ベントナイト、タルク、カオリ
ン、ゼオライト等の無機物質が挙げられ、水不溶性有機
物質として、セルロース粉末、澱粉類等が挙げられる。As the solubility improver, a water-soluble inorganic salt, a water-soluble organic salt, a water-insoluble inorganic substance, and a water-insoluble organic substance are used. Examples of the water-soluble inorganic salt include chlorides such as sodium chloride, potassium chloride and magnesium chloride; sulfates such as sodium sulfate, potassium sulfate, magnesium sulfate and aluminum sulfate; carbonates such as sodium carbonate and sodium hydrogen carbonate; Examples of the water-soluble organic salt include citrate, succinate, maleate, fumarate, malate, and the like, fatty acid soap, ester phosphates, acylated amino acid salts, sulfosuccinates, and the like. Examples of the water-insoluble inorganic substance include inorganic substances such as bentonite, talc, kaolin, and zeolite, and examples of the water-insoluble organic substance include cellulose powder and starches.
【００２８】これらの溶解性向上剤の添加量は、溶解性
向上及び均一なフィルムを得るために、水溶性ポリマー
100重量部に対し、１〜30重量部が好ましい。The addition amount of these solubility enhancers depends on the amount of the water-soluble polymer to improve the solubility and obtain a uniform film.
1 to 30 parts by weight is preferable for 100 parts by weight.
【００２９】[0029]
【実施例】製造例（水溶性フィルムの製造） Ｔ-330（マレイン酸変性ポリビニルアルコール、日本合
成化学工業（株）製）を1500ｇ、水8500ｇ、可塑剤とし
てグリセリン（和光純薬工業（株）製）200ｇ、剥離剤
としてエマルゲン135（非イオン界面活性剤、花王
（株）製）15ｇを溶解させ、脱泡した後、120℃ドラム
上にキャスティングしつつ、140℃熱風で乾燥（乾燥滞
留時間２分間）し、膜厚30μｍの長尺の水溶性フィルム
（Ｆ−１）と膜厚20μｍの長尺の水溶性フィルム（Ｆ−
２）を得た。EXAMPLES Production Example (Production of Water-Soluble Film) 1500 g of T-330 (maleic acid-modified polyvinyl alcohol, manufactured by Nippon Synthetic Chemical Industry Co., Ltd.), 8500 g of water, and glycerin as a plasticizer (Wako Pure Chemical Industries, Ltd.) 200 g) and 15 g of Emulgen 135 (a nonionic surfactant, manufactured by Kao Corporation) as a release agent are dissolved and defoamed, and then dried on hot air at 140 ° C. while casting on a 120 ° C. drum (dry residence time) 2 minutes), and a long water-soluble film (F-1) having a thickness of 30 μm and a long water-soluble film (F-
2) was obtained.
【００３０】実施例１ 水溶性フィルム（Ｆ−１）を巻出しつつ、グラビア塗工
機（ヒラノレクシ−ド（株）製、グラビアロール200メ
ッシュ）にて、セルロース粉末（Ｗ-400Ｇ、平均繊維長
27μｍ、日本製紙（株）製）50ｇ、エチルセルロース
（Ｋ-200、ハーキュレス製）10ｇ、イソプロピルアルコ
ール（和光純薬（株）製）890ｇ、水50ｇの分散溶液を
撹拌しつつ、塗工した。引き続き110℃で20秒間熱風乾
燥した。これにより水溶性フィルムにセルロース粉末
（Ｗ-400Ｇ）を複合化したフィルムを得た。このものの
Ｗ-400Ｇ複合化量は2.5ｇ／ｍ2であった。Example 1 While unwinding a water-soluble film (F-1), a cellulose powder (W-400G, average fiber length) was applied using a gravure coating machine (200 gravure roll, manufactured by Hirano Lexide Co., Ltd.).
Coating was performed while stirring a dispersion solution of 27 μm, 50 g of Nippon Paper Industries Co., Ltd., 10 g of ethyl cellulose (K-200, manufactured by Hercules), 890 g of isopropyl alcohol (manufactured by Wako Pure Chemical Industries, Ltd.), and 50 g of water. Subsequently, hot air drying was performed at 110 ° C. for 20 seconds. As a result, a film in which cellulose powder (W-400G) was composited with the water-soluble film was obtained. The composite amount of W-400G was 2.5 g / m 2 .
【００３１】実施例２ 水溶性フィルム（Ｆ−２）を巻出しつつ、グラビア印刷
機（ヒラノレクシード（株）製、グラビアロール100メ
ッシュ）にて、セルロース繊維（Ｗ-50Ｇ、平均繊維長3
00μｍ、日本製紙（株）製）100ｇ、ヒドロキシプロピ
ルセルロース（ＭＦＧ、信越化学（株）製）10ｇ、エチ
ルアルコール（和光純薬（株）製）740ｇ、水150ｇの分
散溶液を撹拌しつつ、塗工した。引き続き110℃で20秒
間熱風乾燥した。これにより水溶性フィルムにセルロー
ス繊維（Ｗ-50Ｇ）を複合化したフィルムを得た。この
もののＷ-50Ｇ複合化量は8.5ｇ／ｍ2であった。Example 2 While unwinding the water-soluble film (F-2), a cellulose fiber (W-50G, average fiber length of 3) was passed through a gravure printing machine (a gravure roll 100 mesh, manufactured by Hirano Lecce Co., Ltd.).
While stirring a dispersion solution of 100 μm, 100 g of Nippon Paper Industries Co., Ltd., 10 g of hydroxypropylcellulose (MFG, manufactured by Shin-Etsu Chemical Co., Ltd.), 740 g of ethyl alcohol (manufactured by Wako Pure Chemical Industries, Ltd.), and 150 g of water, coating was performed with stirring. Worked. Subsequently, hot air drying was performed at 110 ° C. for 20 seconds. As a result, a film in which cellulose fibers (W-50G) were combined with the water-soluble film was obtained. The composite amount of W-50G was 8.5 g / m 2 .
【００３２】実施例３ 実施例２において、セルロース繊維（Ｗ-50Ｇ）100ｇを
ゼオライト（花王（株）製）100ｇに変え、実施例２と
同様な操作を行い、水溶性フィルムにゼオライトを複合
化したフィルムを得た。このもののゼオライト複合化量
は4.5ｇ／ｍ2であった。Example 3 In Example 2, 100 g of cellulose fiber (W-50G) was changed to 100 g of zeolite (manufactured by Kao Corporation), and the same operation as in Example 2 was carried out to composite zeolite into a water-soluble film. A film was obtained. Its zeolite composite amount was 4.5 g / m 2 .
【００３３】実施例４ 水溶性フィルム（Ｆ−１）を巻出しつつ、グラビア塗工
機（ヒラノレクシード（株）製、グラビアロール500メ
ッシュ）にて、シリコーン系コート剤（トスガード51
0、有効分15％、東芝シリコーン（株）製）を塗工し
た。引き続き100℃で30秒間熱風乾燥した。これにより
水溶性フィルムにシリコーンを複合化したフィルムを得
た。このもののトスガード510複合化量は2.0ｇ／ｍ2で
あった。Example 4 While the water-soluble film (F-1) was unwound, a silicone-based coating agent (Tosgard 51) was applied using a gravure coating machine (Hirano Lecce Co., Ltd., gravure roll 500 mesh).
0, effective content 15%, manufactured by Toshiba Silicone Co., Ltd.). Subsequently, hot air drying was performed at 100 ° C. for 30 seconds. As a result, a film in which silicone was combined with a water-soluble film was obtained. The composite amount of Tosguard 510 was 2.0 g / m 2 .
【００３４】比較例１ 水溶性フィルム（Ｆ−１）をそのまま比較用サンプルと
した。Comparative Example 1 The water-soluble film (F-1) was directly used as a comparative sample.
【００３５】実施例１〜４及び比較例１で得られたフィ
ルムを下記の方法で評価した。結果を表１に示す。The films obtained in Examples 1 to 4 and Comparative Example 1 were evaluated by the following methods. Table 1 shows the results.
【００３６】＜評価方法＞ (1) ５℃溶解性 フィルムを５cm角に切り取り、２枚のスライドグラスの
間に挟み込み測定サンプルとする。１Ｌビーカーにイオ
ン交換水１Ｌを仕込み、５℃に調整後、軽く撹拌しつつ
測定サンプルを浸漬し、目視観察でフィルムが破れ始め
た時間を破袋時間とした。また、目視観察でフィルムが
完全に溶解した時間、又は少なくとも一部が水不溶性の
成分が完全に分散あるいは離解した時間を完全溶解時間
とした。<Evaluation Method> (1) Solubility at 5 ° C. A film was cut into 5 cm squares and sandwiched between two slide glasses to prepare a measurement sample. After charging 1 L of ion-exchanged water into a 1 L beaker, adjusting the temperature to 5 ° C., immersing the measurement sample with gentle stirring, and the time at which the film began to be broken by visual observation was defined as the bag breaking time. The time when the film was completely dissolved by visual observation or the time when at least a part of the water-insoluble component was completely dispersed or disintegrated was defined as the complete dissolution time.
【００３７】(2) 感触試験 フィルムを個別包装した場面を想定し、25℃、50％ＲＨ
の環境下で１日保存後、手のひら全体をフィルム上に触
れ、感応評価した。評価は５人が５段階評価し、平均値
の小数第１位を四捨五入した点数である。５：極めて感
触良好、４：感触良好、３：中位、２：少しべたつく、
１：ベタツキ大。(2) Tactile test Assuming that the film is individually wrapped, 25 ° C., 50% RH
After one day storage under the environment described above, the entire palm was touched on the film, and the sensitivity was evaluated. The evaluation is based on a five-point scale evaluated by five persons and rounded to the first decimal place. 5: Very good feeling, 4: Good feeling, 3: Medium, 2: Slightly sticky,
1: Big sticky.
【００３８】(3) ブロッキング試験 フィルムを個別包装した場面を想定し、25℃、50％ＲＨ
の環境下で１日保存後、フィルムを８×12cmに切り取
り、フィルム作成時の空気面同士を重ね、２kg／cm2の
荷重を10秒間かけた後、フィルム同士のブロッキング性
を評価した。(3) Blocking test Assuming that the film is individually wrapped, 25 ° C., 50% RH
After storing for 1 day in the environment described above, the film was cut into 8 × 12 cm, the air surfaces at the time of film formation were overlapped, a load of 2 kg / cm 2 was applied for 10 seconds, and the blocking property between the films was evaluated.
【００３９】 ５：全くブロッキングなし ４：フィルムを剥がすときにわずかに音は発生するがブ
ロッキングなし ３：ごく僅か（面積比にして５％程度）ブロッキング ２：面積比10〜50％ブロッキング １：全体にわたってブロッキング5: no blocking at all 4: no sound is generated when the film is peeled off, but no blocking 3: very slight (about 5% in area ratio) blocking 2: area ratio 10 to 50% blocking 1: whole Blocking over
【００４０】[0040]
【表１】 [Table 1]
【００４１】[0041]
【発明の効果】本発明によれば、水等にフィルムが接触
することによりフィルムが溶解又は水解し、フィルムに
包装された内容物が機能するフィルムを提供する。この
フィルムは、使用する際に簡単且つ便利に食品、農薬、
家庭用雑貨類等の内容物が取り出せ機能するものであ
る。水溶性、水解性に優れ、また長期保存や高湿度環境
下における保存が可能となるばかりでなく、手で触った
ときのベタツキもなく、感触面においても優れたフィル
ムを提供することができる。According to the present invention, there is provided a film in which the contents dissolve or hydrolyze when the film comes into contact with water or the like, and the contents packaged in the film function. This film is easy and convenient to use for food, pesticides,
The contents such as household goods can be taken out and function. It is possible to provide a film which is excellent in water solubility and water dissolvability, not only enables long-term storage and storage in a high-humidity environment, but also has no stickiness when touched by hand and an excellent touch surface.
【手続補正書】[Procedure amendment]
【提出日】平成１２年５月１６日（２０００．５．１
６）[Submission date] May 16, 2000 (2000.5.1)
6)
【手続補正１】[Procedure amendment 1]
【補正対象書類名】明細書[Document name to be amended] Statement
【補正対象項目名】特許請求の範囲[Correction target item name] Claims
【補正方法】変更[Correction method] Change
【補正内容】[Correction contents]
【特許請求の範囲】[Claims]
───────────────────────────────────────────────────── フロントページの続き (72)発明者 石川 賢司 栃木県芳賀郡市貝町赤羽2606 花王株式会 社研究所内 Ｆターム(参考） 4F006 AA19 AB03 AB39 BA00 4F071 AA08 AA09 AA29 AA31 AA37 AA70 AA74 AF05 AH04 BC01 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor Kenji Ishikawa 2606 Akabane, Kaigamachi, Haga-gun, Tochigi Pref.
Claims (3)
存在させてなるフィルムの製法であって、水溶性フィル
ム表面に水不溶性材料を塗工又は印刷により定着させる
フィルムの製法。1. A method for producing a film in which a water-insoluble material is present on the surface of a water-soluble film, wherein the water-insoluble material is fixed on the surface of the water-soluble film by coating or printing.
の粉末である請求項１記載の製法。2. The method according to claim 1, wherein the water-insoluble material is a powder having an average particle size of 500 μm or less.
繊維状形態を有するものである、請求項１記載の製法。3. The method according to claim 1, wherein the water-insoluble material has a fibrous form having a fiber length of 10 μm to 6 mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11278203A JP3103073B1 (en) | 1999-09-30 | 1999-09-30 | Film manufacturing method |
| PCT/JP2000/006662 WO2001023460A1 (en) | 1999-09-30 | 2000-09-27 | Film and process for producing film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11278203A JP3103073B1 (en) | 1999-09-30 | 1999-09-30 | Film manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP3103073B1 JP3103073B1 (en) | 2000-10-23 |
| JP2001098090A true JP2001098090A (en) | 2001-04-10 |
Family
ID=17594042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11278203A Expired - Fee Related JP3103073B1 (en) | 1999-09-30 | 1999-09-30 | Film manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3103073B1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009541086A (en) * | 2006-07-05 | 2009-11-26 | ザ プロクター アンド ギャンブル カンパニー | Water-soluble substrate with dissolution resistance before immersion in water |
| JP2009541102A (en) * | 2006-07-05 | 2009-11-26 | ザ プロクター アンド ギャンブル カンパニー | Water-soluble substrate with resistance to dissolution before being immersed in water |
| KR20170133798A (en) * | 2016-05-26 | 2017-12-06 | 주식회사 엘지생활건강 | Film composition |
| JP2018159263A (en) * | 2017-03-23 | 2018-10-11 | 東亜道路工業株式会社 | Asphalt pavement material package and asphalt pavement repair method |
| JP2021025145A (en) * | 2019-08-01 | 2021-02-22 | 日本製紙パピリア株式会社 | Granular pulp |
-
1999
- 1999-09-30 JP JP11278203A patent/JP3103073B1/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009541086A (en) * | 2006-07-05 | 2009-11-26 | ザ プロクター アンド ギャンブル カンパニー | Water-soluble substrate with dissolution resistance before immersion in water |
| JP2009541102A (en) * | 2006-07-05 | 2009-11-26 | ザ プロクター アンド ギャンブル カンパニー | Water-soluble substrate with resistance to dissolution before being immersed in water |
| KR20170133798A (en) * | 2016-05-26 | 2017-12-06 | 주식회사 엘지생활건강 | Film composition |
| KR102562217B1 (en) | 2016-05-26 | 2023-07-31 | 주식회사 엘지생활건강 | Film composition |
| JP2018159263A (en) * | 2017-03-23 | 2018-10-11 | 東亜道路工業株式会社 | Asphalt pavement material package and asphalt pavement repair method |
| JP2021025145A (en) * | 2019-08-01 | 2021-02-22 | 日本製紙パピリア株式会社 | Granular pulp |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3103073B1 (en) | 2000-10-23 |
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