JPH02202570A - Double-sided adhesive tape for fixing photosensitive material - Google Patents
Double-sided adhesive tape for fixing photosensitive materialInfo
- Publication number
- JPH02202570A JPH02202570A JP2240189A JP2240189A JPH02202570A JP H02202570 A JPH02202570 A JP H02202570A JP 2240189 A JP2240189 A JP 2240189A JP 2240189 A JP2240189 A JP 2240189A JP H02202570 A JPH02202570 A JP H02202570A
- Authority
- JP
- Japan
- Prior art keywords
- double
- adhesive tape
- sided adhesive
- substances
- formaldehyde
- 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
Links
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 46
- 239000000463 material Substances 0.000 title claims abstract description 41
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000001070 adhesive effect Effects 0.000 claims abstract description 17
- 239000000126 substance Substances 0.000 claims abstract description 16
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims abstract description 14
- 239000000853 adhesive Substances 0.000 claims abstract description 13
- 239000010410 layer Substances 0.000 claims abstract description 13
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 11
- 150000001875 compounds Chemical class 0.000 claims abstract description 8
- 229920000058 polyacrylate Polymers 0.000 claims abstract description 8
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 5
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 5
- 239000005011 phenolic resin Substances 0.000 claims abstract description 5
- 150000003505 terpenes Chemical class 0.000 claims abstract description 5
- 235000007586 terpenes Nutrition 0.000 claims abstract description 5
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000004593 Epoxy Substances 0.000 claims abstract description 4
- 229920000800 acrylic rubber Polymers 0.000 claims abstract description 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 10
- 239000008096 xylene Substances 0.000 claims description 10
- -1 isocyanate compound Chemical class 0.000 claims description 9
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 8
- 229920001296 polysiloxane Polymers 0.000 claims description 7
- 239000012948 isocyanate Substances 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 229910052717 sulfur Inorganic materials 0.000 claims description 4
- 239000011593 sulfur Substances 0.000 claims description 4
- 150000003464 sulfur compounds Chemical class 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 abstract description 4
- 229920006255 plastic film Polymers 0.000 abstract description 4
- 230000006866 deterioration Effects 0.000 abstract description 2
- 230000000704 physical effect Effects 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 2
- 239000003440 toxic substance Substances 0.000 abstract 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
- 239000004925 Acrylic resin Substances 0.000 abstract 1
- 229920000178 Acrylic resin Polymers 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 231100000614 poison Toxicity 0.000 abstract 1
- 231100000167 toxic agent Toxicity 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 17
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 12
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 9
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 6
- 239000012790 adhesive layer Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 239000000123 paper Substances 0.000 description 6
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 206010034972 Photosensitivity reaction Diseases 0.000 description 3
- 239000011086 glassine Substances 0.000 description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 3
- 239000004745 nonwoven fabric Substances 0.000 description 3
- 230000036211 photosensitivity Effects 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229920000877 Melamine resin Polymers 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical group CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 239000002759 woven fabric Substances 0.000 description 2
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 229920001744 Polyaldehyde Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- RNOOHTVUSNIPCJ-UHFFFAOYSA-N butan-2-yl prop-2-enoate Chemical compound CCC(C)OC(=O)C=C RNOOHTVUSNIPCJ-UHFFFAOYSA-N 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000004590 silicone sealant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
Landscapes
- Adhesive Tapes (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、感光材料の固定に用いる両面接着テープに関
するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a double-sided adhesive tape used for fixing photosensitive materials.
〔従来技術・解決すべき課題］
従来、両面接着テープとしては剥離性シートの表面に、
不織布、織布、和紙、プラスチックフィルム、発泡フィ
ルム、金属箔等の基材に感圧性接着剤を塗布または含浸
して両面接着性としたテープを重ね合せ、これを紙管等
の巻芯に接着剤テープを内側にしてロール状に巻いたも
のが、最も汎用されているタイプとして公知である。[Prior art/problems to be solved] Conventionally, double-sided adhesive tapes have a removable sheet with
A double-sided adhesive tape made by coating or impregnating a pressure-sensitive adhesive on a base material such as non-woven fabric, woven fabric, Japanese paper, plastic film, foamed film, or metal foil is layered and then bonded to a core such as a paper tube. The most widely used type is one that is wound into a roll with the adhesive tape on the inside.
ところで、本発明者らは感光材料の固定に用いる両面接
着テープについて種々研究を重ねてきたところ、従来の
両面接着テープは接着特性は良好であるが、感光材料の
感光性能を極端に低下させるという問題点が発生するこ
とを知見した。By the way, the present inventors have conducted various studies on double-sided adhesive tapes used for fixing photosensitive materials, and have found that although conventional double-sided adhesive tapes have good adhesive properties, they extremely degrade the photosensitive performance of photosensitive materials. It was discovered that a problem occurred.
従って、本発明の目的は感光性能を低下させることのな
い両面接着テープを提供することである。Therefore, an object of the present invention is to provide a double-sided adhesive tape that does not reduce photosensitive performance.
本発明の他の目的は感光材料に対する接着固定能力に優
れた両面接着テープを提供することである。Another object of the present invention is to provide a double-sided adhesive tape with excellent adhesion and fixing ability to photosensitive materials.
〔課題を解決するための手段］
本発明者らは上記目的を達成すべ（鋭意研究を重ねた結
果、上記感光性能の極端な低下は両面接着テープ中、特
に粘着剤層中に含まれる架橋剤等に由来するホルムアル
デヒドに起因していることを見出し、さらに研究を重ね
て本発明を完成したものである。[Means for Solving the Problems] The present inventors have achieved the above object (as a result of extensive research, we have found that the extreme decrease in photosensitive performance described above is due to the crosslinking agent contained in the double-sided adhesive tape, especially in the adhesive layer). The inventors discovered that this was caused by formaldehyde derived from, etc., and completed the present invention after further research.
即ち、上記目的は本発明、即ち下記（１）および（２）
の感光材料固定用両面接着テープによって達成される。That is, the above object is the present invention, that is, the following (1) and (2)
This is achieved using double-sided adhesive tape for fixing photosensitive materials.
（１）両面接着テープであって、ホルムアルデヒドおよ
びホルムアルデヒドを生成する物質を含有しない感光材
料固定用両面接着テープ。(1) A double-sided adhesive tape for fixing photosensitive materials that does not contain formaldehyde or substances that generate formaldehyde.
（２）両面接着テープであって、キシレン、キシレン系
化合物、イオウ、イオウ系化合物、シリコーンガス、シ
リコーンガスを生成する物質、アンモニアガス、アンモ
ニアガスを生成する物質、螢光物質および金属粉からか
選ばれる少なくとも一種を含有しない感光材料固定用両
面接着テープ。(2) Double-sided adhesive tape that is made of xylene, xylene compounds, sulfur, sulfur compounds, silicone gas, substances that generate silicone gas, ammonia gas, substances that generate ammonia gas, fluorescent substances, and metal powder. A double-sided adhesive tape for fixing photosensitive materials, which does not contain at least one of the following.
本発明の両面接着テープの態様としては、たとえば次の
ようなものが例示される。Examples of the double-sided adhesive tape of the present invention include the following.
■基材の両面に感圧性接着層を設けたものであり、好ま
しくは感圧性接着層に剥離性シートが設けられている両
面接着テープ（以下、■タイプ両面接着テープという）
。■A double-sided adhesive tape that has a pressure-sensitive adhesive layer on both sides of a base material, preferably a release sheet on the pressure-sensitive adhesive layer (hereinafter referred to as ■-type double-sided adhesive tape)
.
■感圧性接着層よりなり、好ましくはその少なくとも一
面、好ましくは両面に剥離性シートが設けられている両
面接着テープ（以下、■タイプ両面接着テープという）
。■Double-sided adhesive tape consisting of a pressure-sensitive adhesive layer, preferably with a releasable sheet on at least one side, preferably on both sides (hereinafter referred to as ■type double-sided adhesive tape)
.
■タイプ両面接着テープに関する基材は、本発明の目的
を達成しえる限り特に限定されるものではなく、たとえ
ばプラスチックフィルム、不織布、織布、和紙、発泡フ
ィルム等からなるものが例示される。The base material for the (2) type double-sided adhesive tape is not particularly limited as long as the object of the present invention can be achieved, and examples include those made of plastic film, nonwoven fabric, woven fabric, Japanese paper, foamed film, etc.
本発明に関する両面接着テープに含有されない成分に関
して、ホルムアルデヒドおよびホルムアルデヒドを生成
する物質としては、たとえばホルムアルデヒド、メラミ
ン樹脂、尿素樹脂、フェノール樹脂等の主として架橋材
中に含まれる成分が例示され、キシレンおよびキシレン
系化合物としては、たとえばキシレン、キシレン樹脂、
キシレン系軟化剤等の主として粘着付与剤、溶媒中に含
まれる成分が例示され、イオウおよびイオウ系化合物と
しては、たとえばイオウ、加硫促進剤（イオウ化合物）
、カーボンブラック等の主として架橋剤中に含まれる成
分が例示され、シリコーンガスおよびシリコーンガス発
生成分としては、たとえばシリコーングリス、シリコー
ンオイル、シリコーンシーラント等の主としてＰ、ｌＩ
Ｍ剤中に含まれる成分が例示され、アンモニアガスお
よびアンモニアガス発生成分としては、たとえばアンモ
ニアガス、アンモニア水等の主として架橋促進剤中に含
まれる成分が例示され、螢光物質としては、たとえば夜
光塗料、蛍光物質、蛍光漂白剤、カラーマークペン等が
例示され、金属粉としては、たとえば鉄粉、炭素粉等が
例示される。Regarding components not contained in the double-sided adhesive tape according to the present invention, examples of formaldehyde and formaldehyde-generating substances include components mainly contained in crosslinking materials such as formaldehyde, melamine resin, urea resin, and phenol resin; Examples of system compounds include xylene, xylene resin,
Examples include components mainly contained in tackifiers and solvents such as xylene softeners, and examples of sulfur and sulfur-based compounds include sulfur and vulcanization accelerators (sulfur compounds).
, carbon black, etc. are exemplified, and silicone gas and silicone gas generating components include, for example, silicone grease, silicone oil, silicone sealant, etc. mainly P, lI
Examples include components contained in the M agent, examples of ammonia gas and ammonia gas generating components include components mainly contained in crosslinking promoters such as ammonia gas and aqueous ammonia, and examples of fluorescent substances include night luminescent materials. Examples include paints, fluorescent substances, fluorescent bleaches, color mark pens, etc. Examples of the metal powder include iron powder, carbon powder, etc.
本発明における感圧性接着層は、接着剤基剤に必要に応
じて架橋剤、粘着付与剤等の添加剤を含み、これら成分
が、通常有機溶剤に溶解されてなる接着剤組成物から形
成される。The pressure-sensitive adhesive layer in the present invention is formed from an adhesive composition in which an adhesive base contains additives such as a crosslinking agent and a tackifier as necessary, and these components are usually dissolved in an organic solvent. Ru.
接着剤基剤は特に限定されないが、好ましくはアクリル
系ポリマー、ゴムを用いることができる。The adhesive base is not particularly limited, but acrylic polymers and rubber can be preferably used.
このアクリルポリマーとしては、たとえば炭素数１〜１
０の脂肪族１価アルコールの（メタ）アクリル酸エステ
ルや酢酸ビニルと（メタ）アクリル酸、（メタ）アクリ
ル酸２−ヒドロキシエチルのようなカルボキシル基、水
酸基等の極性基を有する共重合性モノマーとを共重合し
て得られる共重合体が挙げられ、接着特性の面からガラ
ス転移温度が一１０°Ｃ以下の共重合体が好ましく使用
される。This acrylic polymer has, for example, 1 to 1 carbon atoms.
Copolymerizable monomers having polar groups such as carboxyl groups and hydroxyl groups such as (meth)acrylic acid ester of aliphatic monohydric alcohol of 0, vinyl acetate and (meth)acrylic acid, and 2-hydroxyethyl (meth)acrylate. Examples include copolymers obtained by copolymerizing and copolymerizing, and from the viewpoint of adhesive properties, copolymers having a glass transition temperature of 110° C. or less are preferably used.
ゴム系ポリマーとしては、たとえばＳＢＳ、ＳＩｓ等が
好ましく使用される。As the rubber-based polymer, for example, SBS, SIs, etc. are preferably used.
架橋剤は、感圧性接着層の擬集力を上げるために使用さ
れるものであり、使用する接着剤基剤の種類により適当
なものを使用すればよい。本発明の用途には多価イソシ
アネート化合物、エボキシ系化合物が望ましい。The crosslinking agent is used to increase the cohesive force of the pressure-sensitive adhesive layer, and an appropriate crosslinking agent may be used depending on the type of adhesive base used. For use in the present invention, polyvalent isocyanate compounds and epoxy compounds are desirable.
粘着付与剤は、感圧性接着層の接着特性を調整するため
に使用される。本発明用途のためには、テルペンフェノ
ール系樹脂、ロジン系樹脂が望ましい。Tackifiers are used to adjust the adhesive properties of the pressure-sensitive adhesive layer. For use in the present invention, terpene phenol resins and rosin resins are preferred.
従って、本発明で使用される感圧性接着剤組成物として
は、好ましくは接着剤基剤がアクリル系ポリマーまたは
ゴムからなり、架橋剤がイソシアネート化合物またはエ
ポキシ系化合物からなり、粘着付与剤がテルペンフェノ
ール系樹脂またはロジン系樹脂からなるものが使用され
る。かかる成分よりなる本発明に関する接着剤組成物は
、その接着特性に優れているので、特に好ましいもので
ある。Therefore, in the pressure-sensitive adhesive composition used in the present invention, the adhesive base preferably consists of an acrylic polymer or rubber, the crosslinking agent consists of an isocyanate compound or an epoxy compound, and the tackifier consists of a terpene phenol. A material made of resin or rosin resin is used. Adhesive compositions of the present invention comprising such components are particularly preferred because they have excellent adhesive properties.
本発明の両面接着テープにおける、剥離性シートとして
は、たとえば紙等、特にグラシン紙よりなるものが好ま
しい。In the double-sided adhesive tape of the present invention, the releasable sheet is preferably made of paper, particularly glassine paper.
上記の成分よりなる感圧性接着層用の組成物は、通常溶
媒に溶解した溶液状の組成物として剥離紙（好ましくは
剥離処理した剥離紙）等の上に加熱乾燥させてシート状
に成形することによって、■タイプの両面接着テープと
することができる。The composition for the pressure-sensitive adhesive layer consisting of the above components is usually formed into a sheet by heating and drying the composition on a release paper (preferably a release-treated release paper) as a solution-like composition dissolved in a solvent. By doing so, it is possible to obtain type 2 double-sided adhesive tape.
上記の溶媒としては、感光材料の感光性能を低下させる
ことのないもの、特にトルエン、酢酸エチル等が使用さ
れる。キシレンおよびキシレン系化合物は感光性能を低
下させるので好ましくない。As the above-mentioned solvent, those which do not deteriorate the photosensitivity of the photosensitive material, particularly toluene, ethyl acetate, etc., are used. Xylene and xylene-based compounds are not preferred because they reduce photosensitivity.
また、上記のようにしてシート状に形成された感圧性接
着層を基材の両面に貼付することによって■タイプの両
面接着テープを製造することができる。■タイプの両面
接着テープにも、剥離性シートを形成させることが好ま
しい。Furthermore, a type (2) double-sided adhesive tape can be manufactured by applying the pressure-sensitive adhesive layer formed into a sheet as described above to both sides of a base material. It is also preferable to form a releasable sheet on the type (2) double-sided adhesive tape.
また■タイプの両面接着テープは、基材の両面に前記の
接着剤組成物を塗布・乾燥させて、あるいはこれら基材
を接着剤組成物中に浸漬したのち前記同様に乾燥させて
製造することもできる。Type (2) double-sided adhesive tapes can be manufactured by coating and drying the above-mentioned adhesive composition on both sides of a base material, or by immersing these base materials in an adhesive composition and drying in the same manner as above. You can also do it.
接着剤層の厚さは、通常２〜５００ ａｍ、好・ましく
は１０〜３００μｍである。The thickness of the adhesive layer is usually 2 to 500 am, preferably 10 to 300 μm.
なお、基材、特にプラスチックフィルム基材は、厚さ５
〜１１００１Ｊ、破断強度１０．０〜５０．０ｋｇ／Ｉ
ＩＩＩｌｚ、破断伸度５０．０〜５００．０％の物性を
有することが好ましい。Note that the base material, especially the plastic film base material, has a thickness of 5
~11001J, breaking strength 10.0~50.0kg/I
It is preferable to have physical properties of IIIlz and elongation at break of 50.0 to 500.0%.
なお、本発明の両面接着テープに配合されることを禁じ
られているポルムアルデヒド等の物質は、粘着層のみな
らず、基材、剥離層等の両面接着テープのいずれの構成
成分中にも含まれていないことが必要である。In addition, substances such as polyaldehyde, which are prohibited from being incorporated into the double-sided adhesive tape of the present invention, may not be contained not only in the adhesive layer but also in any constituent components of the double-sided adhesive tape, such as the base material and release layer. It is necessary that the
このようにして得られた両面接着テープを介して、感光
材料を各種成形物に貼付けることによって固定する。こ
こに感光材料については特に制限はなく、たとえば写真
用フィルム等が例示される。The photosensitive material is fixed by pasting it on various molded products via the double-sided adhesive tape thus obtained. There are no particular limitations on the photosensitive material, and examples thereof include photographic films.
また、感光材料を固定する成形物にも特に制限はない。Furthermore, there are no particular restrictions on the molded product to which the photosensitive material is fixed.
〔実施例・比較例］
実施例１
アクリル酸ブチル：アクリル酸＝１００：３（重量比）
からなる共重合物１００重量部を酢酸エチルに固型分が
２０重量％になるように溶解し、さらに架橋剤としての
イソシアネート系化合物２部を添加して、アクリル系組
成物の７８？夜を得る。[Examples/Comparative Examples] Example 1 Butyl acrylate: acrylic acid = 100:3 (weight ratio)
100 parts by weight of a copolymer consisting of 100 parts by weight of the acrylic composition was dissolved in ethyl acetate so that the solid content was 20% by weight, and 2 parts of an isocyanate compound as a crosslinking agent were added to form an acrylic composition of 78% by weight. Get the night.
この組成物を剥離処理したグラシン紙上に塗布し、８０
’Ｃで５分間乾燥させて厚さが２５μＴｎの感圧性接着
層を得た。この接着層を厚さＸ２μｍのポリエステルフ
ィルムの両面に貼合わせ、感光材料固定用両面接着テー
プを得た。This composition was applied onto release-treated glassine paper, and
A pressure-sensitive adhesive layer having a thickness of 25 μTn was obtained by drying at C for 5 minutes. This adhesive layer was attached to both sides of a polyester film having a thickness of 2 μm to obtain a double-sided adhesive tape for fixing a photosensitive material.
実施例２
アクリル酸ブチル：アクリル酸＝１００：６（重量比）
からなる共重合物１００重量部をトルエンに固型分が２
０重世％になるように溶解し、これに粘着付与剤として
のテルペンフェノールｆ［脂１５部、ロジン系樹脂１５
部、さらに架橋剤としてのエポキシ系樹脂０．０２部を
添加してアクリル系組成物の溶液を得る。Example 2 Butyl acrylate: acrylic acid = 100:6 (weight ratio)
In toluene, 100 parts by weight of a copolymer consisting of
Terpenephenol F as a tackifier [fat 15 parts, rosin resin 15 parts]
1 part, and further 0.02 part of an epoxy resin as a crosslinking agent to obtain a solution of the acrylic composition.
この組成物を剥離処理したグラシン紙上に塗布し、１０
０°Ｃで５分間乾燥させて厚さが７０μｍの感圧性接着
層を得た。この接着層を不繊布（秤量１４ｇ／ｍｚ）の
両面に貼合わせ、感光材料固定用両面接着テープを得た
。This composition was applied onto release-treated glassine paper, and
It was dried at 0° C. for 5 minutes to obtain a pressure-sensitive adhesive layer with a thickness of 70 μm. This adhesive layer was pasted on both sides of a nonwoven fabric (basis weight: 14 g/mz) to obtain a double-sided adhesive tape for fixing a photosensitive material.
比較例１
アクリル酸ブチル：アクリル酸＝ｌＯＯ：５（重量比）
からなる共重合物１００重量部をトルエンに固型分が２
０重量％になるように溶解し、これに粘着付与剤として
のテルペンフェノール系樹脂２０部、キシレン変性系化
合物２０部、さらに架橋剤としてのイソシアネート系化
合物３部、メラミン系化合物１部を添加してアクリル系
組成物を得る。後の処理については実施例２と同様にし
て感光材料固定用両面接着テープを得た。Comparative Example 1 Butyl acrylate: Acrylic acid = lOO: 5 (weight ratio)
In toluene, 100 parts by weight of a copolymer consisting of
0% by weight, and to this were added 20 parts of a terpene phenol resin as a tackifier, 20 parts of a xylene modified compound, 3 parts of an isocyanate compound and 1 part of a melamine compound as a crosslinking agent. An acrylic composition is obtained. Regarding the subsequent processing, a double-sided adhesive tape for fixing a photosensitive material was obtained in the same manner as in Example 2.
比較例２
基材として厚さ２０μｍのポリプロピレンフィルムを用
いた以外、比較例１と同様にして感光材料固定用両面接
着テープを得た。Comparative Example 2 A double-sided adhesive tape for fixing a photosensitive material was obtained in the same manner as in Comparative Example 1, except that a 20 μm thick polypropylene film was used as the base material.
比較例３
アクリル酸ブチル：アクリル酸＝１００：５（重量比）
からなる共重合物１００重量部をトルエンに固型分が２
０重世％になるように溶解し、これに粘着付与剤として
のキシレン樹脂３０部、さらに架橋剤としてイソシアネ
ート系化合物２部を添加してアクリル系組成物を得る。Comparative Example 3 Butyl acrylate: acrylic acid = 100:5 (weight ratio)
In toluene, 100 parts by weight of a copolymer consisting of
The mixture is dissolved to a concentration of 0 weight percent, and 30 parts of a xylene resin as a tackifier and 2 parts of an isocyanate compound as a crosslinking agent are added thereto to obtain an acrylic composition.
後の処理については実施例２と同様にして感光材料固定
用両面接着テープを得た。Regarding the subsequent processing, a double-sided adhesive tape for fixing a photosensitive material was obtained in the same manner as in Example 2.
実験例１
実施例、比較例で得た感光材料固定用両面接着テープの
評価試験を下記の要領で実施した。Experimental Example 1 Evaluation tests of the double-sided adhesive tapes for fixing photosensitive materials obtained in Examples and Comparative Examples were carried out in the following manner.
感光材料に両面接着テープを貼付け、感光性能の低下を
評価した。その結果は第１表の通りである。A double-sided adhesive tape was attached to the photosensitive material, and the decrease in photosensitive performance was evaluated. The results are shown in Table 1.
（接着強度）
ステンレス板に両面接着テープを５ｋｇローラーで１往
復させて貼合わせ、このようにして作成した試料を３０
０ｍｍ／ｗｉｎの引張速度で１８０°方向に引剥した時
の接着強度を測定した。(Adhesive strength) A double-sided adhesive tape was attached to a stainless steel plate by moving it back and forth once with a 5 kg roller, and the sample prepared in this way was
The adhesive strength was measured when the film was peeled off in a 180° direction at a tensile rate of 0 mm/win.
（蕉下奈白）
〔効果〕
本発明は、以上説明したように構成されているので、以
下に記載されるような効果を奏する。(Nahaku Shoshita) [Effects] Since the present invention is configured as described above, it produces the effects described below.
即ち、本発明の感光材料固定用両面接着テープは感光材
料に対する有害物質であるホルムアルデヒドおよびホル
ムアルデヒドを生成する物質等を含んでいないので、感
光材料に対して感光性能を低下させに＜＜、感光材料を
取扱う製造ラインでの使用が容易であり、経時での感光
材料の変質が究めて少ない、しかも本発明の両面接着テ
ープは、特に特定の組成よりなる粘着剤層を有するもの
は、その接着性能に優れているので製品の固定をよく保
証することができる。That is, since the double-sided adhesive tape for fixing photosensitive materials of the present invention does not contain formaldehyde, which is a harmful substance to photosensitive materials, and substances that generate formaldehyde, it does not contain substances that reduce the photosensitive performance of photosensitive materials. The double-sided adhesive tape of the present invention is easy to use on production lines where photosensitive materials are processed, and there is extremely little deterioration of the photosensitive material over time.Moreover, the double-sided adhesive tape of the present invention has excellent adhesive performance, especially when it has an adhesive layer made of a specific composition. Because it has excellent properties, it can guarantee the fixation of the product well.
Claims (3)
びホルムアルデヒドを生成する物質を含有しないことを
特徴とする感光材料固定用両面接着テープ。(1) A double-sided adhesive tape for fixing photosensitive materials, which is characterized in that it does not contain formaldehyde or substances that generate formaldehyde.
化合物、イオウ、イオウ系化合物、シリコーンガス、シ
リコーンガスを生成する物質、アンモニアガス、アンモ
ニアガスを生成する物質、螢光物質および金属粉からか
選ばれる少なくとも一種を含有しないことを特徴とする
感光材料固定用両面接着テープ。(2) Double-sided adhesive tape, which is made of xylene, xylene-based compounds, sulfur, sulfur-based compounds, silicone gas, substances that generate silicone gas, ammonia gas, substances that generate ammonia gas, fluorescent substances, and metal powders. A double-sided adhesive tape for fixing photosensitive materials, characterized in that it does not contain at least one of the following.
からなる接着剤基剤、イソシアナート化合物またはエポ
キシ系化合物からなる架橋剤、テルペンフェノール系樹
脂またはロジン系樹脂からなる粘着付与剤からなること
を特徴とする請求項（１）または請求項（２）記載の感
光材料固定用両面接着テープ。(3) The pressure-sensitive adhesive layer is made of an adhesive base made of an acrylic polymer or rubber, a crosslinking agent made of an isocyanate compound or an epoxy compound, and a tackifier made of a terpene phenol resin or a rosin resin. A double-sided adhesive tape for fixing photosensitive materials according to claim (1) or claim (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2240189A JPH02202570A (en) | 1989-01-30 | 1989-01-30 | Double-sided adhesive tape for fixing photosensitive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2240189A JPH02202570A (en) | 1989-01-30 | 1989-01-30 | Double-sided adhesive tape for fixing photosensitive material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02202570A true JPH02202570A (en) | 1990-08-10 |
Family
ID=12081643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2240189A Pending JPH02202570A (en) | 1989-01-30 | 1989-01-30 | Double-sided adhesive tape for fixing photosensitive material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02202570A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1520896A1 (en) * | 2003-10-01 | 2005-04-06 | Nitto Denko Corporation | Double-sided pressure-sensitive adhesive tape or sheet and process of producing the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5544370A (en) * | 1978-09-26 | 1980-03-28 | Hitachi Kiden Kogyo Ltd | Disintegration and washing apparatus for dirty sand or the like |
| JPS5913016A (en) * | 1982-07-14 | 1984-01-23 | Shinmei Eng Kk | Stirrer for molten metal |
| JPS62240950A (en) * | 1986-03-07 | 1987-10-21 | イ−・アイ・デユポン・ド・ネモア−ス・アンド・コンパニ− | Lamination of photoresist and promotion of adhesivity in treatment thereof |
| JPS6368683A (en) * | 1986-09-10 | 1988-03-28 | Hitachi Chem Co Ltd | Production of tacky adhesive tapes |
-
1989
- 1989-01-30 JP JP2240189A patent/JPH02202570A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5544370A (en) * | 1978-09-26 | 1980-03-28 | Hitachi Kiden Kogyo Ltd | Disintegration and washing apparatus for dirty sand or the like |
| JPS5913016A (en) * | 1982-07-14 | 1984-01-23 | Shinmei Eng Kk | Stirrer for molten metal |
| JPS62240950A (en) * | 1986-03-07 | 1987-10-21 | イ−・アイ・デユポン・ド・ネモア−ス・アンド・コンパニ− | Lamination of photoresist and promotion of adhesivity in treatment thereof |
| JPS6368683A (en) * | 1986-09-10 | 1988-03-28 | Hitachi Chem Co Ltd | Production of tacky adhesive tapes |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1520896A1 (en) * | 2003-10-01 | 2005-04-06 | Nitto Denko Corporation | Double-sided pressure-sensitive adhesive tape or sheet and process of producing the same |
| EP1672044A3 (en) * | 2003-10-01 | 2006-07-05 | Nitto Denko Corporation | Process for the production of double-sided pressure-sensitive adhesive tapes or sheets |
| CN100371407C (en) * | 2003-10-01 | 2008-02-27 | 日东电工株式会社 | Double-sided pressure-sensitive adhesive tape or sheet and process of producing the same |
| EP2090632A1 (en) * | 2003-10-01 | 2009-08-19 | Nitto Denko Corporation | Double-sided pressure-sensitive adhesive tape or sheet |
| US7655106B2 (en) | 2003-10-01 | 2010-02-02 | Nitto Denko Corporation | Double-sided pressure-sensitive adhesive tape or sheet and process of producing the same |
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