JPH08225776A - Applying material and production thereof - Google Patents

Applying material and production thereof

Info

Publication number
JPH08225776A
JPH08225776A JP20775295A JP20775295A JPH08225776A JP H08225776 A JPH08225776 A JP H08225776A JP 20775295 A JP20775295 A JP 20775295A JP 20775295 A JP20775295 A JP 20775295A JP H08225776 A JPH08225776 A JP H08225776A
Authority
JP
Japan
Prior art keywords
sheet
adhesive
adhesive sheet
pieces
self
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
JP20775295A
Other languages
Japanese (ja)
Other versions
JP2967806B2 (en
Inventor
Masanori Sano
正典 佐野
Minoru Hanaoka
稔 花岡
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko 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 Nitto Denko Corp filed Critical Nitto Denko Corp
Priority to JP7207752A priority Critical patent/JP2967806B2/en
Publication of JPH08225776A publication Critical patent/JPH08225776A/en
Application granted granted Critical
Publication of JP2967806B2 publication Critical patent/JP2967806B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

PURPOSE: To obtain an applying material which is prepared by sticking a plurality of pieces of self-adhesive sheet to the release sheet in such an arrange that they are separated from each other in a certain grid gap, thus can be efficiently obtained without tailings of self-adhesive sheet and applied for covering holes. CONSTITUTION: A sheet made of a maicromolecular material such as PE or rubber of 0.5-10% elongation is laminated on its one face to a self-adhesive sheet having the self-adhesive layer 22 and a release sheet 1 mounted to the self-adhesive layer. Then, cut lines are formed on the self-adhesive layer in a grid pattern to separate the self-adhesive sheets into a plurality of sheet pieces 20. Thereafter, the self-adhesive sheet pieces 20 shrinks by drawing to form gaps 3 between the self-adhesive sheet pieces whereby this applying material is obtained.

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、剥離シ−ト上に多
数箇の粘着シ−ト片を有し、その粘着シ−ト片を剥離の
うえ貼着して使用する貼着材に関するものである。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adhesive sheet which has a large number of adhesive sheet pieces on a release sheet and is used after being peeled off and attached. Is.

【0002】[0002]

【従来の技術】穴の閉塞等のために使用される貼着材と
して、剥離シ−ト上に多数箇の粘着シ−ト片を有するも
のが知られており、穴を閉塞するには、粘着シ−ト片を
剥離シ−トから剥離のうえ穴を塞ぐようにして貼着して
いる。
2. Description of the Related Art As an adhesive material used for closing a hole or the like, one having a large number of adhesive sheet pieces on a peeling sheet is known. The adhesive sheet piece is peeled from the peeling sheet and then adhered so as to close the hole.

【0003】従来、この貼着材を製造するには、剥離シ
−トに粘着シ−トを貼り合わせ、トムソン刃等で粘着シ
−トに粘着シ−ト片の外郭形状の切れ目を入れ、次い
で、粘着シ−ト片以外の格子状につながった粘着シ−ト
カスを剥離除去している。
Conventionally, in order to manufacture this adhesive material, an adhesive sheet is attached to a peeling sheet, and an outer shape of an adhesive sheet piece is cut into the adhesive sheet with a Thomson blade or the like. Next, the adhesive sheet dregs other than the adhesive sheet pieces connected in a grid pattern are peeled and removed.

【0004】[0004]

【発明が解決しようとする課題】しかしながら、この製
造方法では、粘着シ−トカスが発生し、粘着シ−トのシ
−ト基材に高価なものを使用する場合(例えば、粘着シ
−ト片の用途上、高度の耐熱性、耐薬品性、機械的強度
等が要求される場合)、粘着シ−トカスの材料費を無視
し得なくなり、経済的損失を否めない。かかる経済的損
失を軽減するためにカスの量を少なくすると、格子状カ
スの格子が細くなり、カスの剥離除去時にカスが途中で
切れてスム−ズな剥離が困難となり、製造作業能率の低
下が避けられない。
However, in this manufacturing method, when adhesive sheet residue is generated and an expensive sheet base material of the adhesive sheet is used (for example, adhesive sheet pieces). When high heat resistance, chemical resistance, mechanical strength, etc. are required for application, the material cost of the adhesive sheet is not negligible, and economic loss cannot be denied. If the amount of residue is reduced in order to reduce such economic loss, the grid of the grid-like residue becomes thin, and during the removal and removal of the residue, it becomes difficult to smoothly remove the residue, resulting in a decrease in manufacturing work efficiency. Is inevitable.

【0005】本発明の目的は、剥離シ−ト上に多数箇の
粘着シ−ト片を有し、この粘着シ−ト片が剥離のうえ穴
等に貼着して使用される貼着材を粘着シ−トカスの発生
を伴うことなく、しかもスム−ズに能率良く製造するこ
とにある。
An object of the present invention is to provide an adhesive material which has a large number of adhesive sheet pieces on a release sheet, and the adhesive sheet pieces are used after being peeled off and then attached to a hole or the like. In order to produce a smooth and efficient product without the occurrence of adhesive sheet dust.

【0006】[0006]

【課題を解決するための手段】本発明に係る貼着材は、
剥離シ−ト上に粘着シ−ト片が粘着シ−ト片相互間に格
子状のギャップを隔てた配置で粘着されており、その格
子状ギャップが粘着シ−ト片の延伸に基づく収縮により
形成されていることを特徴とする構成である。本発明に
係る貼着材の製造方法は、延伸高分子材料シ−トの片面
に粘着剤層を有する粘着シ−トとその粘着剤層に貼り合
わされた剥離シ−トとからなる積層体の当該粘着シ−ト
を格子状の切れ目を入れて多数の粘着シ−ト片に分断
し、而るのち、粘着シ−ト片を収縮させて粘着シ−ト片
間にギャップを形成することを特徴とする構成であり、
片面に粘着剤層を塗工した高分子材料シ−トを延伸しな
がら剥離シ−トに貼り合わせて積層体を形成することが
でき、また、高分子材料シ−トの延伸率は、通常0.5
〜10%の範囲内とされる。
The adhesive material according to the present invention comprises:
Adhesive sheet pieces are adhered to each other on the peeling sheet in an arrangement in which a lattice-like gap is provided between the adhesive sheet pieces, and the lattice-like gap is contracted by stretching the adhesive sheet piece. It is characterized in that it is formed. The method for producing an adhesive material according to the present invention is directed to a laminate comprising an adhesive sheet having an adhesive layer on one surface of a stretched polymeric material sheet and a release sheet attached to the adhesive layer. The adhesive sheet is divided into a large number of adhesive sheet pieces by making grid-like cuts, and thereafter, the adhesive sheet pieces are contracted to form a gap between the adhesive sheet pieces. It is a characteristic configuration,
A polymeric material sheet coated with an adhesive layer on one side can be laminated on a release sheet while stretching to form a laminate, and the stretching rate of the polymeric material sheet is usually 0.5
It is set within the range of 10%.

【0007】[0007]

【発明の実施の形態】以下、図面を参照しつつ本発明の
実施例を説明する。図1の(イ)は本発明に係る貼着材
の実施例を示す平面図、図1の(ロ)は図1の(イ)に
おけるロ−ロ断面図である。図1の(イ)並びに図1の
(ロ)において、1は剥離シ−トであり、剥離処理した
シ−ト、例えば、シリコン処理紙の他、材質自体が難粘
着性のシ−トを使用することもできる。20,…は粘着
シ−ト片を示し、合成樹脂シ−ト基材21と粘着剤層2
2とから成り、相互間に格子状のギャップ3を隔てた配
置で剥離シ−トに粘着されており、ギャップ3は粘着シ
−ト片20自体の延伸に基づく収縮により形成されてい
る。
BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 (A) is a plan view showing an embodiment of the adhesive material according to the present invention, and FIG. 1 (B) is a cross-sectional view taken along line FIG. 1 (A). In FIGS. 1A and 1B, reference numeral 1 denotes a release sheet, which is a release-treated sheet, for example, a silicon-treated paper, or a sheet whose material itself is difficult to adhere. It can also be used. Denoted by 20 ..., Adhesive sheet pieces, synthetic resin sheet base material 21 and adhesive layer 2
2 and are adhered to the peeling sheet with the lattice-shaped gaps 3 spaced apart from each other, and the gaps 3 are formed by contraction due to the stretching of the adhesive sheet piece 20 itself.

【0008】上記粘着シ−ト片の高分子材料シ−ト基材
には、延伸加工できるものであれば、特に限定されるこ
となく、貼着材の用途に応じ適宜の材質を使用でき、例
えば、ポリ塩化ビニル、ポリエチレンテレフタレ−ト、
ポリプロピレン、ポリエチレン等のプラスチックやゴム
が使用される。この高分子材料シ−ト基材の厚みは、貼
着材の用途に応じ、0.02mm〜2mmとされる。
The polymeric sheet material of the above-mentioned adhesive sheet is not particularly limited as long as it can be stretched, and an appropriate material can be used according to the application of the adhesive, For example, polyvinyl chloride, polyethylene terephthalate,
Plastic or rubber such as polypropylene or polyethylene is used. The thickness of the polymeric sheet material is 0.02 mm to 2 mm depending on the application of the adhesive material.

【0009】上記粘着剤の材質は、特に限定されること
なく、貼着材の用途に応じて適宜に選定され、汎用のア
クリル系粘着剤、ゴム系粘着剤、シリコン系粘着剤の
他、特定配合の粘着剤が使用される。この粘着剤層の厚
みは、通常20〜150μmである。
The material of the above-mentioned pressure-sensitive adhesive is not particularly limited and may be appropriately selected depending on the application of the adhesive, and other than general-purpose acrylic pressure-sensitive adhesive, rubber pressure-sensitive adhesive, silicon pressure-sensitive adhesive, specific A compounded adhesive is used. The thickness of the pressure-sensitive adhesive layer is usually 20 to 150 μm.

【0010】周知の通り、延伸された高分子材料におい
ては、未延伸状態の分子鎖(ランダムにコイル化して互
いに絡み合った状態の分子鎖)が加熱引張りによって伸
ばされ、その伸ばされた状態が急冷によって凍結されて
いるか、またはセパレ−タに接着して拘束されているか
ら、元のランダムコイル状態に戻ろうとする内部エネル
ギ−を有している。従って、高分子材料を加熱して軟化
させると、その内部エネルギ−のために収縮して元のラ
ンダムコイル状態に回復する。また、加熱しなくても、
時間の経過と共にクリ−プと類似の現象により収縮して
いく。而して、本発明において、剥離シ−トに貼り合わ
されている延伸粘着シ−トに格子状の切れ目を入れ、そ
の後、加熱するか、常温で長時間放置すると、粘着シ−
ト片がその延伸に基づく内部エネルギ−のために、粘着
剤層の剪断粘着力に抗して収縮し、その結果、上記分断
により形成された粘着シ−ト片の間にギャップが発生す
る。従って、粘着シ−トカスの発生なく貼着材を製造で
きる。
As is well known, in a stretched polymer material, unstretched molecular chains (molecular chains that are randomly coiled and entangled with each other) are stretched by heating and stretching, and the stretched state is rapidly cooled. It has an internal energy that tries to return to the original random coil state because it is frozen by or is bound and adhered to the separator. Therefore, when the polymer material is heated and softened, the polymer material contracts due to its internal energy and recovers the original random coil state. Also, without heating
As time passes, it contracts due to a phenomenon similar to creep. Thus, in the present invention, a lattice-shaped cut is made in the stretched adhesive sheet adhered to the peeling sheet, and then the sheet is heated or left at room temperature for a long time, and then the adhesive sheet is attached.
Due to the internal energy due to the stretching, the sheet pieces contract against the shear adhesive force of the adhesive layer, and as a result, a gap is generated between the adhesive sheet pieces formed by the above-mentioned division. Therefore, the adhesive material can be manufactured without the occurrence of adhesive sheet dust.

【0011】本発明に係る製造方法により、上記貼着材
を製造するには、まず、図2の(イ)に示す、延伸合成
樹脂シ−ト基材21の片面に粘着剤層22を有する延伸
粘着シ−ト2とその粘着剤層22に貼り合わされた剥離
シ−ト1とからなる積層体を作成する。この積層体の作
成には、延伸加工した合成樹脂シ−ト基材の片面に粘
着剤層を設け、而るのち、その粘着剤層に剥離シ−トを
貼り合わせる方法、未延伸合成樹脂シ−ト基材の片面
に粘着剤を塗工し、この粘着剤塗シ−ト基材を加熱・引
張り状態ににしてそのその粘着剤塗工基材の粘着剤層に
剥離シ−トを貼り合わせ、而るのち、冷却して延伸状態
にする方法等を使用できる。このようにして積層体を作
成したのちは、ロ−ルカッタ−等により、図2の(ロ)
並びに図2の(ハ)〔図2の(ロ)におけるハ−ハ断面
図〕に示すように、延伸粘着シ−ト2に格子状の切れ目
31を入れ、延伸粘着シ−ト2を多数箇の延伸粘着シ−
ト片20,…に分断する。而るのちは、その延伸粘着シ
−ト片を加熱により熱収縮させるか、または常温放置に
より収縮させ、図1の(イ)並びに図1の(ロ)に示す
ように、粘着シ−ト片20,20間にギャップ3を発生
させ、これにて、貼着材の製造を実質上、終了する。
In order to manufacture the above-mentioned adhesive material by the manufacturing method according to the present invention, first, an adhesive layer 22 is provided on one side of a stretched synthetic resin sheet base material 21 shown in FIG. A laminate comprising the stretched adhesive sheet 2 and the release sheet 1 attached to the adhesive layer 22 is prepared. To prepare this laminate, a pressure-sensitive adhesive layer is provided on one side of a stretched synthetic resin sheet base material, and then a peeling sheet is attached to the pressure-sensitive adhesive layer. -A pressure sensitive adhesive is applied to one side of the base material, the pressure sensitive adhesive coated base material is heated and pulled, and a release sheet is applied to the pressure sensitive adhesive layer of the base material. After that, a method of cooling to a stretched state or the like can be used. After the laminated body is formed in this manner, the roll cutter or the like is used to
In addition, as shown in FIG. 2C, [cross sectional view of FIG. 2B], grid-like cuts 31 are made in the stretched adhesive sheet 2 to form a plurality of stretched adhesive sheet 2. Stretched adhesive sheet
Divide into 20 pieces. After that, the stretched adhesive sheet piece is heat-shrinked by heating or left at room temperature to shrink, and as shown in (a) of FIG. 1 and (b) of FIG. A gap 3 is generated between 20 and 20, and thereby, the production of the adhesive material is substantially finished.

【0012】上記において、積層体の作成、延伸粘着シ
−ト2の多数片への分断、更には、延伸粘着シ−ト片2
0,…の収縮は、連続して行うことが好ましい。
In the above, a laminated body is prepared, the stretched adhesive sheet 2 is divided into a plurality of pieces, and further the stretched adhesive sheet piece 2 is used.
The contraction of 0, ... Is preferably performed continuously.

【0013】上記において、粘着シ−トの合成樹脂シ−
ト基材の延伸加工は、シ−ト長手方向のみの一軸延伸、
巾方向にも延伸する二軸延伸の何れにより行ってもよ
い。一軸延伸の場合、延伸粘着シ−ト片が粘着剤層の剪
断粘着力に抗してシ−ト長手方向に収縮し、その剪断粘
着力に対する長手方向引張り応力が粘着シ−ト片に作用
するから(剥離シ−トにおいては、粘着シ−ト片の収縮
にもかかわらず、縮まないように、テンションがかけら
れている)、該粘着シ−ト片の巾方向にポアソン比に基
づく圧縮歪が発生し、この圧縮歪のために粘着シ−ト片
の巾両端にも、図1の(イ)に示すように、ギャップ3
0が発生する。延伸が二軸延伸の場合、粘着シ−ト片の
巾両端にその巾方向収縮とポアソン比に基づく収縮とに
よって、かなり大きなギャップが発生される。
In the above, the adhesive sheet synthetic resin sheet
Stretching of the base material is uniaxial stretching only in the longitudinal direction of the sheet,
Any biaxial stretching that stretches in the width direction may be performed. In the case of uniaxial stretching, the stretched adhesive sheet piece contracts in the longitudinal direction of the sheet against the shear adhesive force of the adhesive layer, and the longitudinal tensile stress against the shear adhesive force acts on the adhesive sheet piece. (In the peeling sheet, tension is applied so as not to shrink despite the contraction of the adhesive sheet piece), and the compressive strain based on the Poisson's ratio in the width direction of the adhesive sheet piece. As a result of this compressive strain, a gap 3 is formed at both ends of the width of the adhesive sheet as shown in FIG.
0 occurs. When the stretching is biaxial stretching, a considerably large gap is generated at both width ends of the adhesive sheet due to the shrinkage in the width direction and the shrinkage based on the Poisson's ratio.

【0014】上記粘着シ−ト片の分断形状は、通常、四
角形や六角形等の角形とされる。粘着シ−ト片の形状が
角形の場合、上記収縮によって発生する引張り応力のあ
る程度の不均一化は避けられない。而して、上記合成樹
脂シ−ト基材の延伸率を余り大きくすると、収縮が大と
なり、かかる大なる歪のもとでは、上記応力の不均一
下、粘着シ−ト片の形状乱れが著しくなり、粘着シ−ト
片の寸法精度が悪くなるから、上記延伸率は、10%以
下、好ましくは5%以下とされる。他方、延伸率が低す
ぎると、粘着シ−ト片間を充分なギャップで隔てること
ができず、粘着シ−ト片を一箇づつ指先で剥離すること
が困難となり、貼着材使用上の作業性が低下するから、
上記延伸率の下限は0.5%以上とされる。
The divided shape of the adhesive sheet piece is usually a square shape such as a quadrangle or a hexagon. When the shape of the adhesive sheet piece is rectangular, it is inevitable that the tensile stress caused by the contraction becomes uneven to some extent. Thus, if the stretch ratio of the synthetic resin sheet base material is made too large, the contraction becomes large, and under such a large strain, the shape of the adhesive sheet piece is disturbed under the uneven stress. Since it becomes remarkable and the dimensional accuracy of the adhesive sheet piece deteriorates, the stretching ratio is set to 10% or less, preferably 5% or less. On the other hand, if the stretching ratio is too low, it is not possible to separate the adhesive sheet pieces with a sufficient gap, and it becomes difficult to peel off the adhesive sheet pieces one by one with a fingertip, which makes it difficult to use the adhesive material. Since workability is reduced,
The lower limit of the stretching ratio is 0.5% or more.

【0015】上記において、粘着シ−トの分断形状を互
いに接する円形としても、粘着シ−トカスの発生を充分
に少なくでき、この分断した粘着シ−ト片の収縮によ
り、上記円形の接点を充分なギャップで隔離することが
可能であるが、円形粘着シ−ト片では、指先による剥離
が困難になるので、角形とすることが好ましい。しかし
ながら、角を余り多くすると、角での端末浮きの発生確
率が多くなるので、4〜六角形とすることが好ましく、
特に、六角形が方向性が少なく、貼着外観上、有利であ
る。
In the above, even if the divided shapes of the adhesive sheets are circular so that they are in contact with each other, the generation of adhesive sheet dust can be sufficiently reduced, and the contraction of the divided adhesive sheet pieces allows the circular contact points to be sufficiently formed. Although it is possible to separate them with a large gap, it is preferable to use a circular adhesive sheet piece in a square shape because it becomes difficult to peel it off with a fingertip. However, if the number of corners is too large, the probability of terminal floating at the corners increases, so it is preferable to use a 4- to hexagonal shape,
In particular, a hexagon has little directionality and is advantageous in terms of sticking appearance.

【0016】本発明に係る貼着材において、粘着シ−ト
片の収縮による粘着シ−ト片相互間のギャップは、上記
製造ラインでの加熱、保管中の常温放置の外、使用時で
の加熱によって発生させることも可能である。この場
合、剥離シ−トを粘着シ−ト片の熱収縮と共に収縮する
ことのないように(粘着シ−ト片の熱収縮時に作用する
応力(剪断粘着力)で剥離シ−トが縮まないように)、
剥離シ−トに所定の剛性が付与される。本発明に係る貼
着材の用途については、例えば、防水のための穴の閉
塞、風切り音の防止のための穴の閉塞等が挙げられる。
In the adhesive material according to the present invention, the gap between the adhesive sheet pieces due to the shrinkage of the adhesive sheet pieces is not limited to the room temperature during heating and storage in the manufacturing line, and during use. It can also be generated by heating. In this case, the peeling sheet is not shrunk with the heat shrinkage of the adhesive sheet piece (the peeling sheet is not shrunk by the stress (shearing adhesive force) acting at the time of heat shrinking of the adhesive sheet piece). like),
A predetermined rigidity is imparted to the peeling sheet. Examples of applications of the adhesive material according to the present invention include closing of holes for waterproofing, closing of holes for preventing wind noise, and the like.

【0017】[0017]

【発明の効果】本発明によれば、剥離シ−ト上に多数箇
の粘着シ−ト片を有し、その粘着シ−ト片を剥離のうえ
貼着して使用する貼着材を粘着シ−トカスの発生なく製
造でき、また、粘着シ−トカスの剥離除去供工程を必要
としないので、そのカスの剥離中での切断による製作作
業性の低下を排除できる。また、粘着シ−ト片が角の場
合の貼着材の製作に適し、指先による粘着シ−ト片の剥
離を容易に行い得る貼着材を得ることができる。従っ
て、本発明によれば、低廉で使用し易い貼着材を容易に
製造できる。
According to the present invention, a large number of adhesive sheet pieces are provided on a release sheet, and the adhesive sheet pieces are used after being peeled off and then attached. Since the production can be performed without the generation of sheet dust, and the step of removing and removing the adhesive sheet dust is not necessary, it is possible to eliminate the deterioration of the manufacturing workability due to the cutting during the peeling of the dust. Further, it is possible to obtain an adhesive material that is suitable for producing an adhesive material when the adhesive sheet piece is a corner and can easily peel off the adhesive sheet piece with a fingertip. Therefore, according to the present invention, an adhesive material that is inexpensive and easy to use can be easily manufactured.

【図面の簡単な説明】[Brief description of drawings]

【図1】図1の(イ)は、本発明に係る貼着材の実施例
を示す平面図、図1の(ロ)は、図1の(イ)における
ロ−ロ断面図である。
1 (a) is a plan view showing an embodiment of an adhesive material according to the present invention, and FIG. 1 (b) is a cross-sectional view taken along the line of FIG. 1 (a).

【図2】本発明に係る貼着材の製造方法の実施例を示す
説明図であり、図2の(イ)は粘着シ−トに剥離シ−ト
を貼り合わせ段階を、図2の(ロ)は粘着シ−トに格子
状の切れ目を入れた段階を、図2の(ハ)は図2におけ
るハ−ハ断面図をそれぞれ示している。
FIG. 2 is an explanatory view showing an embodiment of a method for producing an adhesive material according to the present invention, in which (a) of FIG. 2 shows a step of attaching a release sheet to an adhesive sheet, (B) shows a stage in which a grid-like cut is made in the adhesive sheet, and (c) of FIG. 2 shows a sectional view taken along the line of FIG.

【符号の説明】 1 剥離シ−ト 2 粘着シ−ト 20 粘着シ−ト片 21 基材 22 粘着剤層 3 格子状ギャップ[Explanation of Codes] 1 peeling sheet 2 adhesive sheet 20 adhesive sheet piece 21 substrate 22 adhesive layer 3 lattice-like gap

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】剥離シ−ト上に粘着シ−ト片が粘着シ−ト
片相互間に格子状のギャップを隔てた配置で粘着されて
おり、その格子状ギャップが粘着シ−ト片の延伸に基づ
く収縮により形成されていることを特徴とする貼着材。
1. Adhesive sheet pieces are adhered to each other on a peeling sheet in such a manner that a lattice-like gap is provided between the adhesive sheet pieces, and the lattice-like gaps of the adhesive sheet pieces. An adhesive material, which is formed by contraction based on stretching.
【請求項2】延伸高分子材料シ−トの片面に粘着剤層を
有する粘着シ−トとその粘着剤層に貼り合わされた剥離
シ−トとからなる積層体の当該粘着シ−トを格子状の切
れ目を入れて多数の粘着シ−ト片に分断し、而るのち、
粘着シ−ト片を収縮させて粘着シ−ト片間にギャップを
形成することを特徴とする貼着材の製造方法。
2. A laminated sheet comprising a stretched polymeric material sheet and a pressure-sensitive adhesive sheet having a pressure-sensitive adhesive layer on one surface thereof and a release sheet bonded to the pressure-sensitive adhesive layer. Cut into a number of adhesive sheet pieces, and after that,
A method for producing an adhesive material, which comprises shrinking the adhesive sheet pieces to form a gap between the adhesive sheet pieces.
【請求項3】片面に粘着剤層を塗工した高分子材料シ−
トを延伸しながら剥離シ−トに貼り合わせて積層体を形
成する請求項2記載の貼着材の製造方法。
3. A polymeric material sheet coated with an adhesive layer on one side.
The method for producing an adhesive material according to claim 2, wherein the laminated sheet is formed by adhering the sheet to a release sheet while stretching the sheet.
【請求項4】高分子材料シ−トの延伸率が0.5〜10
%の範囲内である請求項2または3記載の貼着材の製造
方法。
4. The stretch ratio of the polymeric sheet is 0.5 to 10.
The method for producing the adhesive material according to claim 2 or 3, which is within the range of%.
JP7207752A 1994-12-19 1995-07-21 Adhesive and method for producing the same Expired - Fee Related JP2967806B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7207752A JP2967806B2 (en) 1994-12-19 1995-07-21 Adhesive and method for producing the same

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6-334516 1994-12-19
JP33451694 1994-12-19
JP7207752A JP2967806B2 (en) 1994-12-19 1995-07-21 Adhesive and method for producing the same

Publications (2)

Publication Number Publication Date
JPH08225776A true JPH08225776A (en) 1996-09-03
JP2967806B2 JP2967806B2 (en) 1999-10-25

Family

ID=26516448

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7207752A Expired - Fee Related JP2967806B2 (en) 1994-12-19 1995-07-21 Adhesive and method for producing the same

Country Status (1)

Country Link
JP (1) JP2967806B2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2320615A (en) * 1996-12-19 1998-06-24 Lintec Corp A pressure sensitive adhesive sheet for dicing objects
CN103547905A (en) * 2011-05-20 2014-01-29 奥林巴斯株式会社 Method of manufacturing base sheet

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154743U (en) * 1981-03-20 1982-09-29
JPS6324108U (en) * 1986-07-29 1988-02-17
JP3011034U (en) * 1994-11-10 1995-05-16 国産電機株式会社 Decelerator

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6055593A (en) * 1983-09-06 1985-03-30 Nec Corp Pseudo static memory

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57154743U (en) * 1981-03-20 1982-09-29
JPS6324108U (en) * 1986-07-29 1988-02-17
JP3011034U (en) * 1994-11-10 1995-05-16 国産電機株式会社 Decelerator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2320615A (en) * 1996-12-19 1998-06-24 Lintec Corp A pressure sensitive adhesive sheet for dicing objects
GB2320615B (en) * 1996-12-19 2001-06-20 Lintec Corp Process for producing a chip and pressure sensitive adhesive sheet for said process
CN103547905A (en) * 2011-05-20 2014-01-29 奥林巴斯株式会社 Method of manufacturing base sheet

Also Published As

Publication number Publication date
JP2967806B2 (en) 1999-10-25

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