JPH07156357A - Static eliminating film for making printing plate and manufacture thereof - Google Patents

Static eliminating film for making printing plate and manufacture thereof

Info

Publication number
JPH07156357A
JPH07156357A JP5306735A JP30673593A JPH07156357A JP H07156357 A JPH07156357 A JP H07156357A JP 5306735 A JP5306735 A JP 5306735A JP 30673593 A JP30673593 A JP 30673593A JP H07156357 A JPH07156357 A JP H07156357A
Authority
JP
Japan
Prior art keywords
film
polyester
weight
printing plate
antistatic
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
Application number
JP5306735A
Other languages
Japanese (ja)
Other versions
JP2961042B2 (en
Inventor
Sadami Miura
定美 三浦
Shinichiro Okada
真一郎 岡田
Masayuki Fukuda
雅之 福田
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.)
Teijin Ltd
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Priority to JP5306735A priority Critical patent/JP2961042B2/en
Publication of JPH07156357A publication Critical patent/JPH07156357A/en
Application granted granted Critical
Publication of JP2961042B2 publication Critical patent/JP2961042B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Laminated Bodies (AREA)

Abstract

PURPOSE:To obtain a static eliminating film for making a printing plate having excellent static elimination, transparency and moisture resistance by providing an aqueous polyester, phosphate salt static eliminator and a fine particle coating layer on one or both side surfaces of a polyester film. CONSTITUTION:A static eliminating film for making a printing plate comprises a coating layer of composition substantially containing 30-75wt.% of an aqueous polyester having a secondary transition point of 40-85 deg.C, 20-45wt.% of phosphate salt static eliminator and 0-30wt.% of fine particles. The film has a coating film having high static elimination and coated on one or both side surfaces of a base film made of a polyester and excellent moisture resistance and blocking resistance, and hence has extremely high practical use as for making the printing plate.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は製版用制電性フィルムお
よびその製造方法に関し、更に詳しくは透明性、制電性
が良好で製版に使用するための制電性フィルムおよびそ
の製造方法に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an antistatic film for plate making and a method for producing the same, and more particularly to an antistatic film having good transparency and antistatic property for use in plate making and a method for producing the same.

【0002】[0002]

【従来の技術】ポリエチレンテレフタレートフィルム等
のポリエステルフィルムは製版用フィルムとして使用す
ることが知られているが、表面電気抵抗値が高いとゴミ
やほこりが付着しやすく害となっていた。一方、制電性
を付与するため親水性のコーティング剤を塗布したフィ
ルムは湿気に弱くまたブロッキングをおこし易いという
欠点があった。
2. Description of the Related Art Polyester films such as polyethylene terephthalate film are known to be used as a plate-making film, but when the surface electric resistance value is high, dust and dirt are apt to be attached, which is harmful. On the other hand, a film coated with a hydrophilic coating agent for imparting antistatic property has a defect that it is weak against moisture and easily causes blocking.

【0003】[0003]

【発明が解決しようとする課題】本発明の目的は制電
性、透明性に優れ且つ耐湿性の良好な製版用制電性フィ
ルムおよびその製造方法を提供することにある。
SUMMARY OF THE INVENTION It is an object of the present invention to provide an antistatic film for plate making which is excellent in antistatic property, transparency and moisture resistance, and a method for producing the film.

【0004】[0004]

【課題を解決するための手段】本発明によれば、前記本
発明の目的の1つは、ポリエステルフィルムの片面また
は両面に(A)二次転移点(Tg)が40〜85℃の水
性ポリエステル30〜75重量%、(B)リン酸エステ
ル塩系制電剤20〜45重量%および(C)微粒子0〜
30重量%より実質的になる組成物のコーティング層を
設けた製版用制電性フィルムによって達成される。
According to the present invention, one of the objects of the present invention is an aqueous polyester having (A) a second-order transition point (Tg) of 40 to 85 ° C. on one side or both sides of the polyester film. 30 to 75% by weight, (B) phosphate ester salt antistatic agent 20 to 45% by weight, and (C) fine particles 0 to
This is achieved by an antistatic film for plate making provided with a coating layer of a composition substantially consisting of 30% by weight.

【0005】また、本発明の他の目的は、ポリエステル
フィルムの片面または両面に、(A)二次転移点(T
g)が40〜85℃の水性ポリエステル30〜75重量
%、(B)リン酸エステル塩系制電剤20〜45重量%
および(C)微粒子0〜30重量%より実質的になる組
成物を主成分として含有する水性液を塗布し、乾燥し、
次いで延伸することを特徴とする製版用制電性フィルム
の製造法によって達成される。
Another object of the present invention is to provide (A) a second-order transition point (T) on one side or both sides of a polyester film.
g) 40-85 ° C. aqueous polyester 30-75% by weight, (B) phosphate ester salt antistatic agent 20-45% by weight
And (C) applying an aqueous liquid containing as a main component a composition substantially consisting of 0 to 30% by weight of fine particles, and drying,
This is achieved by a method for producing an antistatic film for platemaking, which comprises stretching.

【0006】本発明のフィルムはポリエステルよりなる
ベースフィルムの片面または両面に、制電性の高いコー
ティング塗膜が形成され、耐湿性および耐ブロッキング
性も良好であるため製版用途として極めて実用性が高い
ものである。
The film of the present invention has a highly antistatic coating film formed on one side or both sides of a base film made of polyester, and has excellent moisture resistance and blocking resistance, and thus is extremely practical for plate making. It is a thing.

【0007】本発明のフィルムのベースフィルムを形成
するポリエステルはテレフタル酸、イソフタル酸、2,
6−ナフタレンジカルボン酸、4,4'−ジフェニルジカ
ルボン酸等の芳香族ジカルボン酸成分とエチレングリコ
ール、1,4−ブタンジオール、1,4−シクロヘキサン
ジメタノール、1,6−ヘキサンジオール等の脂肪族ま
たは脂環族グリコール成分から製造される。具体例とし
てはポリエチレンテレフタレート、ポリエチレン−2,
6−ナフタレンジカルボキシレート等が例示される。上
記ポリエステルを主成分とするポリエステルも当然使用
することができる。これらのポリエステルは必要に応じ
て有機や無機の微粒子フィラーを添加することができ
る。 かかる微粒子としては、通常ポリエステルフィル
ムに添加されるものが使用されるが、その例を示すと炭
酸カルシウム、酸化カルシウム、酸化アルミニウム、カ
オリン、酸化珪素、酸化亜鉛、カーボンブラック、炭化
珪素、酸化錫、アクリル樹脂粒子、ポリスチレン樹脂粒
子、メラミン樹脂粒子、シリコーン樹脂粒子等が挙げら
れる。さらにポリエステル中には着色剤、帯電防止剤、
酸化防止剤、有機滑剤、触媒、他の樹脂等も適宜添加す
ることができる。本発明においてベースフィルムである
ポリエステルフィルムは、一般に製造用フィルムとして
使用される厚さを有していればよく20〜250μm、
好ましくは50〜150μmの厚さである。
The polyester forming the base film of the film of the present invention is terephthalic acid, isophthalic acid, 2,
Aromatic dicarboxylic acid components such as 6-naphthalenedicarboxylic acid and 4,4′-diphenyldicarboxylic acid, and aliphatic compounds such as ethylene glycol, 1,4-butanediol, 1,4-cyclohexanedimethanol and 1,6-hexanediol Alternatively, it is produced from an alicyclic glycol component. Specific examples include polyethylene terephthalate, polyethylene-2,
6-naphthalene dicarboxylate and the like are exemplified. Naturally, the polyester having the above polyester as a main component can also be used. Organic or inorganic fine particle fillers may be added to these polyesters as needed. As such fine particles, those usually added to a polyester film are used, and examples thereof include calcium carbonate, calcium oxide, aluminum oxide, kaolin, silicon oxide, zinc oxide, carbon black, silicon carbide, tin oxide, Examples thereof include acrylic resin particles, polystyrene resin particles, melamine resin particles and silicone resin particles. Furthermore, in polyester, colorants, antistatic agents,
Antioxidants, organic lubricants, catalysts, other resins and the like can also be added as appropriate. The polyester film, which is the base film in the present invention, may have a thickness generally used as a film for production, 20 to 250 μm,
The thickness is preferably 50 to 150 μm.

【0008】本発明において前記ベースフィルムの片面
または両面に塗布されたコーティング層は、(A)水性
ポリエステル、(B)リン酸エステル系塩系制電剤およ
び(C)微粒子より実質的に形成されている。以下これ
ら各成分およびその割合について説明する。
In the present invention, the coating layer applied to one or both sides of the base film is substantially formed of (A) aqueous polyester, (B) phosphate ester salt antistatic agent and (C) fine particles. ing. Each of these components and their proportions will be described below.

【0009】(A)成分は二次転移点(Tg)が40〜
85℃、好ましくは45〜80℃の水性ポリエステルで
ある。二次転移点が40℃未満の場合、得られたフィル
ムは耐ブロッキング性が劣り、一方85℃を越えるとフ
ィルムの透明性が低下する。望ましくは水に可溶性また
は分散性のポリエステルである。かかる水性ポリエステ
ルとしてはテレフタル酸、イソフタル酸、フタル酸、
2,6−ナフタレンジカルボン酸、ヘキサヒドロテレフ
タル酸、4,4'−ジフェニルジカルボン酸、フェニルイ
ンダンジカルボン酸、アジピン酸、セバシン酸、5−N
aスルホイソフタル酸、トリメリット酸、ジメチロール
プロピオン酸等のポリカルボン酸成分とエチレングリコ
ール、ジエチレングコリール、ネオペンチルグリコー
ル、1,4−ブタンジオール、1,6−ヘキサンジオー
ル、1,6−シクロヘキサンジメタノール、グリセリ
ン、トリメチロールプロパン、ビスフェノールAのアル
キレンオキシド付加物等のポリヒドキシ化合物成分とか
ら製造される。
The component (A) has a second-order transition point (Tg) of 40-.
It is an aqueous polyester at 85 ° C, preferably 45 to 80 ° C. When the second-order transition point is lower than 40 ° C, the obtained film has poor blocking resistance, while when it exceeds 85 ° C, the transparency of the film is lowered. Desirably, it is a water-soluble or dispersible polyester. Such water-based polyesters include terephthalic acid, isophthalic acid, phthalic acid,
2,6-naphthalenedicarboxylic acid, hexahydroterephthalic acid, 4,4'-diphenyldicarboxylic acid, phenylindanedicarboxylic acid, adipic acid, sebacic acid, 5-N
a Polycarboxylic acid components such as sulfoisophthalic acid, trimellitic acid and dimethylolpropionic acid, and ethylene glycol, diethylene gucoryl, neopentyl glycol, 1,4-butanediol, 1,6-hexanediol, 1,6- It is produced from a polyhydroxy compound component such as cyclohexanedimethanol, glycerin, trimethylolpropane, and an alkylene oxide adduct of bisphenol A.

【0010】これら(A)成分の水性ポリエステルは、
コーティング層を形成されるために水溶液、水分散液或
いは乳化液の形態で使用される。
The aqueous polyester as the component (A) is
It is used in the form of an aqueous solution, an aqueous dispersion or an emulsion to form a coating layer.

【0011】(B)成分としての制電剤は、リン酸エス
ルテ塩系の化合物が使用される。かかるリン酸エステル
塩系化合物の具体例を示すと、リン酸アルキルエステル
ナトリウム塩、リン酸アリールエステルカリウム塩、リ
ン酸ジアルキルカリウム塩、リン酸ジアリールエステル
ナトリウム塩、置換リン酸成分エステルのナトリウム塩
またはカリウム塩などがある。 (C)成分の微粒子は、有機化合物或いは無機化合物の
いずれでよく、その平均粒径は10nm〜500nm、
好ましくは20nm〜200nmのものが適当である。
微粒子の具体例としては、ベースフィルムのポリエステ
ルに添加される微粒子として前記に説明したものから選
択される。
As the antistatic agent as the component (B), an esulte phosphate-based compound is used. Specific examples of the phosphoric acid ester salt-based compound include phosphoric acid alkyl ester sodium salt, phosphoric acid aryl ester potassium salt, phosphoric acid dialkyl potassium salt, phosphoric acid diaryl ester sodium salt, sodium salt of substituted phosphoric acid component ester, or There are potassium salts. The fine particles of the component (C) may be either an organic compound or an inorganic compound, and the average particle size is 10 nm to 500 nm,
It is preferably 20 nm to 200 nm.
Specific examples of the fine particles are selected from those described above as the fine particles added to the polyester of the base film.

【0012】(A)成分、(B)成分および(C)成分
より実質的になる本発明の組成物において、各成分の割
合について説明する。(A)成分は、30〜75重量
%、好ましくは35〜60重量%の範囲である。(A)
成分が30重量%未満の場合、耐湿性が劣り、一方、7
5重量%を越えると制電性が低下する。(B)成分は、
20〜45重量%、好ましくは24〜40重量%の範囲
である。(B)成分が20重量%未満の場合、制電性が
劣り、45重量%を越えると耐湿性や耐ブロッキング性
が低下する。(C)成分は0〜30重量%、好ましくは
0〜25重量%範囲である。(C)成分が30重量%を
越えると透明性が低くなる。コーティング層を形成する
前記組成物は、前記(A)〜(C)成分以外に、他の樹
脂、他の制電剤、着色剤、界面活性剤、紫外線吸収剤な
どを適宜添加することができる。特に界面活性剤はフィ
ルム表面のぬれ性を向上させるために有効である。
The proportion of each component in the composition of the present invention consisting essentially of the components (A), (B) and (C) will be described. The component (A) is in the range of 30 to 75% by weight, preferably 35 to 60% by weight. (A)
When the content of the component is less than 30% by weight, the moisture resistance is inferior, while 7
If it exceeds 5% by weight, the antistatic property is deteriorated. The component (B) is
It is in the range of 20 to 45% by weight, preferably 24 to 40% by weight. When the content of the component (B) is less than 20% by weight, the antistatic property is poor, and when it exceeds 45% by weight, the moisture resistance and the blocking resistance are deteriorated. The component (C) is in the range of 0 to 30% by weight, preferably 0 to 25% by weight. If the amount of the component (C) exceeds 30% by weight, the transparency becomes low. In addition to the components (A) to (C), other resins, other antistatic agents, colorants, surfactants, ultraviolet absorbers, and the like can be appropriately added to the composition forming the coating layer. . Particularly, the surfactant is effective for improving the wettability of the film surface.

【0013】前記組成物は、それを主成分とする水性液
としてベースフィルム上に塗布される。水性液としては
水溶液、水分散液或いは乳化液などの形であるのが適当
である。
The above composition is applied on the base film as an aqueous liquid containing it as a main component. The aqueous liquid is suitably in the form of an aqueous solution, an aqueous dispersion or an emulsion.

【0014】塗布は、未延伸フィルム、一軸延伸フィル
ム、二軸延伸フィルム等に適用されるが縦方向に延伸し
たフィルムに塗布することが好ましい。塗布後、横延
伸、更に場合によっては再縦延伸や再横延伸も行うこと
ができる。塗布量はコーティング層の厚さが0.02〜
0.3μm好ましくは0.05〜0.2μmの範囲となる
ような量であるのが望ましい。かくして得られた制電性
フィルムは、製版用フィルムとして極めて優れた特性を
有している。
The coating is applied to an unstretched film, a uniaxially stretched film, a biaxially stretched film and the like, but it is preferable to apply it to a film stretched in the machine direction. After coating, transverse stretching, and in some cases, re-longitudinal stretching or re-lateral stretching can be performed. The coating amount is 0.02 ~ the thickness of the coating layer.
The amount is preferably in the range of 0.3 μm, preferably 0.05 to 0.2 μm. The antistatic film thus obtained has extremely excellent characteristics as a plate-making film.

【0015】[0015]

【実施例】以下、実施例をあげて本発明を更に詳細に説
明する。フィルムの制電性は下記の方法で測定した。 <制電性> 表面固有抵抗 ポリエステルフィルムの塗布面を23℃×30%RHで
24hr放置後、振動容量型電位測定器TR−84M型
(タケダ理研社製)で測定する。
EXAMPLES The present invention will be described in more detail with reference to examples. The antistatic property of the film was measured by the following method. <Antistatic property> Surface specific resistance The coated surface of the polyester film is left standing at 23 ° C x 30% RH for 24 hours, and then measured with a vibration capacitance type potentiometer TR-84M (manufactured by Takeda Riken).

【0016】実施例1 固有粘度0.65のポリエチレンテレフタレートの未延
伸シートを縦方向に3.5倍延伸した後、テレフタル酸
−イソフタル酸−5−Naスルホイソフタル酸−エチレ
ングリコール−ネオペンチルグリコール系共重合体ポリ
エステルP1(Tg=69℃)42重量%、リン酸ジオ
クチルエステルNa塩制電剤 31重量%、粒径30n
mの二酸化珪素 12重量%、ポリオキシエチレンノニ
ルフェニルエーテル 15重量%からなる組成の4重量
%水性液をロールコーターで両面に塗布した。乾燥しつ
つ、横方向に3.9倍延伸し、220℃で熱固定してフ
ィルム(厚さ100μm)を得た。コーティング層の厚
みは0.05μmであった。このフィルムの特性を表1
に示す。
Example 1 An unstretched sheet of polyethylene terephthalate having an intrinsic viscosity of 0.65 was stretched 3.5 times in the longitudinal direction, and then terephthalic acid-isophthalic acid-5-Na sulfoisophthalic acid-ethylene glycol-neopentyl glycol system was used. Copolymer polyester P1 (Tg = 69 ° C.) 42% by weight, dioctyl phosphate Na salt antistatic agent 31% by weight, particle size 30n
A 4% by weight aqueous solution having a composition of 12% by weight of silicon dioxide of m and 15% by weight of polyoxyethylene nonylphenyl ether was applied to both surfaces by a roll coater. While being dried, the film was stretched 3.9 times in the transverse direction and heat-set at 220 ° C. to obtain a film (thickness 100 μm). The thickness of the coating layer was 0.05 μm. The characteristics of this film are shown in Table 1.
Shown in.

【0017】比較例1 実施例1において塗布しないこと以外は同様にして得た
フィルムの特性を表1に示す。
Comparative Example 1 Table 1 shows the characteristics of the film obtained in the same manner as in Example 1 except that the coating was not performed.

【0018】実施例2〜7 実施例1において塗布成分、割合、膜厚を変えること以
外は同様にして得た結果を表1に示す。
Examples 2 to 7 Table 1 shows the results obtained in the same manner as in Example 1 except that the coating components, proportions and film thickness were changed.

【0019】[0019]

【表1】 [Table 1]

【0020】[0020]

【発明の効果】本発明によれば、制電性、透明性に優
れ、且つ耐湿性の良好な製版用制電性フィルムおよびそ
の製造方法が提供される。
According to the present invention, there are provided an antistatic film for plate making which is excellent in antistatic property, transparency, and good in moisture resistance, and a method for producing the same.

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 ポリエステルフィルムの片面または両面
に、(A)二次転移点が40〜85℃の水性ポリエステ
ル30〜75重量%、(B)リン酸エステル塩系制電剤
20〜45重量%および(C)微粒子0〜30重量%よ
り実質的になる組成物のコーティング層を設けた製版用
制電性フィルム。
1. A polyester film having, on one or both surfaces thereof, (A) 30 to 75% by weight of an aqueous polyester having a secondary transition point of 40 to 85 ° C., and (B) 20 to 45% by weight of a phosphate ester salt antistatic agent. And (C) an antistatic film for plate making provided with a coating layer of a composition substantially composed of 0 to 30% by weight of fine particles.
【請求項2】 該コーティング層は0.02〜0.3μm
の厚みを有する請求項1記載の製版用制電性フィルム。
2. The coating layer is 0.02 to 0.3 μm.
The antistatic film for platemaking according to claim 1, having a thickness of.
【請求項3】 ポリエステルフイルムの片面または両面
に、(A)二次転移点が40〜85℃の水性ポリエステ
ル30〜75重量%、(B)リン酸エステル塩系制電剤
20〜45重量%および(C)微粒子0〜30重量%よ
り実質的になる組成物を主成分として含有する水性液を
塗布し、乾燥し、次いで延伸することを特徴とする製版
用制電性フィルムの製造方法。
3. A polyester film having 30 to 75% by weight of (A) an aqueous polyester having a secondary transition point of 40 to 85 ° C. and (B) 20 to 45% by weight of a phosphate ester salt antistatic agent on one or both sides of the polyester film. And (C) A method for producing an antistatic film for platemaking, which comprises applying an aqueous liquid containing as a main component a composition substantially consisting of 0 to 30% by weight of fine particles, drying and then stretching.
JP5306735A 1993-12-07 1993-12-07 Antistatic film for plate making and method for producing the same Expired - Fee Related JP2961042B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5306735A JP2961042B2 (en) 1993-12-07 1993-12-07 Antistatic film for plate making and method for producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5306735A JP2961042B2 (en) 1993-12-07 1993-12-07 Antistatic film for plate making and method for producing the same

Publications (2)

Publication Number Publication Date
JPH07156357A true JPH07156357A (en) 1995-06-20
JP2961042B2 JP2961042B2 (en) 1999-10-12

Family

ID=17960676

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5306735A Expired - Fee Related JP2961042B2 (en) 1993-12-07 1993-12-07 Antistatic film for plate making and method for producing the same

Country Status (1)

Country Link
JP (1) JP2961042B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0924589A (en) * 1995-07-12 1997-01-28 Toyobo Co Ltd Laminated polyester film
EP0764708A3 (en) * 1995-09-20 1997-07-30 Teijin Ltd Antistatic polyester film

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0924589A (en) * 1995-07-12 1997-01-28 Toyobo Co Ltd Laminated polyester film
EP0764708A3 (en) * 1995-09-20 1997-07-30 Teijin Ltd Antistatic polyester film
US5908688A (en) * 1995-09-20 1999-06-01 Teijin Limited Antistatic polyester film
KR100239194B1 (en) * 1995-09-20 2000-01-15 야스이 쇼사꾸 Antistatic polyester film

Also Published As

Publication number Publication date
JP2961042B2 (en) 1999-10-12

Similar Documents

Publication Publication Date Title
JP3205205B2 (en) Polyester film for OHP
EP0172269B1 (en) Thermoplastic resin film laminate and production thereof
JP3098404B2 (en) Antistatic polyester film
EP0504522B1 (en) Biaxially oriented polyester film
JPH07156357A (en) Static eliminating film for making printing plate and manufacture thereof
JP2003012841A (en) Laminated polyester film for packaging
JP3325980B2 (en) Laminated polyester film
JP2001096696A (en) Coated polyester film
JPH0410858B2 (en)
JP2013081899A (en) Coating film
JP2004181708A (en) Laminated polyester film
JP3440209B2 (en) Ink image receiving layer Easy adhesion polyester film
JP3210232B2 (en) Antistatic polyester film
JPH0681714B2 (en) Coated plastic film
JP3592960B2 (en) Packaging films, packaging bags and pharmaceutical packaging bags
JP3151095B2 (en) Easy-adhesive film for in-mold and method for producing the same
JP3172082B2 (en) Antistatic polyester film
JP3279921B2 (en) Laminated polyester film
JPH0316728A (en) Deposited polyester film
JPS61149353A (en) Thermoplastic resin film laminate and manufacture thereof
JP3198669B2 (en) Easy adhesion polyester film
JP2621145B2 (en) Roughened film
JP2710409B2 (en) Resin film and laminate for sack-laden containers
JP3133218B2 (en) Aqueous coating liquid and laminated polyester film
JP3510657B2 (en) Easy adhesion polyester film

Legal Events

Date Code Title Description
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 19990719

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090730

Year of fee payment: 10

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100730

Year of fee payment: 11

LAPS Cancellation because of no payment of annual fees