JP2012214547A - 粘着性組成物、粘着剤および粘着シート - Google Patents
粘着性組成物、粘着剤および粘着シート Download PDFInfo
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- JP2012214547A JP2012214547A JP2011079022A JP2011079022A JP2012214547A JP 2012214547 A JP2012214547 A JP 2012214547A JP 2011079022 A JP2011079022 A JP 2011079022A JP 2011079022 A JP2011079022 A JP 2011079022A JP 2012214547 A JP2012214547 A JP 2012214547A
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- Prior art keywords
- meth
- pressure
- sensitive adhesive
- acrylic acid
- acid ester
- 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.)
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- 239000000853 adhesive Substances 0.000 title claims abstract description 84
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- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 108
- 239000000178 monomer Substances 0.000 claims abstract description 108
- 125000000524 functional group Chemical group 0.000 claims abstract description 87
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 73
- 125000003118 aryl group Chemical group 0.000 claims abstract description 39
- 239000000470 constituent Substances 0.000 claims abstract description 32
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- -1 2-ethylhexyl Chemical group 0.000 description 36
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- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 6
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- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 3
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- NOWKCMXCCJGMRR-UHFFFAOYSA-N Aziridine Chemical compound C1CN1 NOWKCMXCCJGMRR-UHFFFAOYSA-N 0.000 description 3
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- 125000000217 alkyl group Chemical group 0.000 description 3
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- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 3
- RTTZISZSHSCFRH-UHFFFAOYSA-N 1,3-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC(CN=C=O)=C1 RTTZISZSHSCFRH-UHFFFAOYSA-N 0.000 description 2
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 2
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Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J4/00—Adhesives based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; adhesives, based on monomers of macromolecular compounds of groups C09J183/00 - C09J183/16
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/40—Adhesives in the form of films or foils characterised by release liners
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/005—Diaphragms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/312—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier parameters being the characterizing feature
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
【解決手段】重量平均分子量が50万〜300万の第1の(メタ)アクリル酸エステル重合体(A)と、重量平均分子量が8000〜30万の第2の(メタ)アクリル酸エステル重合体(B)と、架橋剤(C)とを含有する粘着性組成物であって、(B)は、架橋剤(C)と反応する官能基(b1)を有するモノマーを構成成分として含有し、(A)は、架橋剤(C)と反応する官能基を有するモノマーを構成成分として含有しないか、(B)の官能基(b1)よりも架橋剤(C)との反応性が低い官能基(a1)を有するモノマーを構成成分として含有し、かつ(A)および/または(B)は、芳香環を有するモノマーを構成成分として含有する粘着性組成物。
【選択図】なし
Description
〔粘着性組成物〕
本実施形態に係る粘着性組成物は、重量平均分子量(Mw)が50万〜300万の第1の(メタ)アクリル酸エステル重合体(A)と、重量平均分子量(Mw)が8000〜30万の第2の(メタ)アクリル酸エステル重合体(B)と、架橋剤(C)とを含有し、好ましくはシランカップリング剤(D)をさらに含有する。なお、本明細書において、(メタ)アクリル酸エステルとは、アクリル酸エステル及びメタクリル酸エステルの両方を意味する。他の類似用語も同様である。また、「重合体」には「共重合体」の概念も含まれるものとする。
(1)架橋剤(C)と反応する官能基(b1)を有するモノマーを構成成分とし、当該重合体(B)が含有する、架橋剤(C)と反応する官能基は、実質的に官能基(b1)のみであるか、
(2)架橋剤(C)との反応性が下記式(I)を満たす官能基(b1)を有するモノマーと、架橋剤(C)との反応性が下記式(I)を満たす官能基(b2)を有するモノマーとを構成成分とすることが好ましい。
架橋剤(C)との反応性:官能基(b2)<官能基(b1)・・・(I)
すなわち、(2)の重合体(B)において、官能基(b1)の架橋剤(C)との反応性は、官能基(b2)の架橋剤(C)との反応性よりも高い。
上記粘着性組成物は、第1の(メタ)アクリル酸エステル重合体(A)と、第2の(メタ)アクリル酸エステル重合体(B)とを混合するとともに、任意の段階で架橋剤(C)及び所望によりシランカップリング剤(D)を添加することで製造することができる。
本実施形態に係る粘着剤は、上記粘着性組成物を架橋してなるものである。上記粘着性組成物の架橋は、加熱処理により行うことができる。なお、この加熱処理は、粘着性組成物の希釈溶媒等を揮発させる際の乾燥処理で兼ねることもできる。
図1に示すように、第1の実施形態に係る粘着シート1Aは、下から順に、剥離シート12と、剥離シート12の剥離面に積層された粘着剤層11と、粘着剤層11に積層された基材13とから構成される。
なお、加熱処理および養生の条件については、前述した通りである。
1.重合体(A)の調製
攪拌機、温度計、還流冷却器、滴下装置および窒素導入管を備えた反応容器に、アクリル酸n−ブチル95.0質量部、アクリル酸5.0質量部、酢酸エチル200質量部、および2,2'−アゾビスイソブチロニトリル0.08質量部を仕込み、上記反応容器内の空気を窒素ガスで置換した。この窒素雰囲気下中で攪拌しながら、反応溶液を60℃に昇温し、16時間反応させた後、室温まで冷却した。ここで、得られた溶液の一部を後述する方法でGPC測定し、重量平均分子量150万の重合体(A)の生成を確認した。
攪拌機、温度計、還流冷却器、滴下装置および窒素導入管を備えた反応容器に、アクリル酸n−ブチル75.0質量部、アクリル酸2−ヒドロキシエチル15.0質量部、アクリル酸フェノキシエチル10.0質量部、酢酸エチル200質量部、2,2'−アゾビスイソブチロニトリル0.16質量部、および2−メルカプトエタノール0.3質量部を仕込み、上記反応容器内の空気を窒素ガスで置換した。この窒素雰囲気下中で攪拌しながら、反応溶液を70℃に昇温し、6時間反応させた後、室温まで冷却した。ここで、得られた溶液の一部を後述する方法でGPC測定し、重量平均分子量6万の重合体(B)の生成を確認した。
上記工程(1)で得られた重合体(A)100質量部(固形分換算値)と、上記工程(2)で得られた重合体(B)15質量部(固形分換算値)とを混合した後、架橋剤(C)として、重合体(B)の水酸基0.6当量に相当する量のトリメチロールプロパンのトリレンジイソシアネート(TDI系)付加物(日本ポリウレタン社製,商品名「コロネートL」)1.7質量部を添加した。最後に、シランカップリング剤(D)として、3−グリシドキシプロピルトリメトキシシラン(信越化学社製,商品名「KBM403」)0.2質量部を添加し、十分に撹拌することにより、粘着性組成物の希釈溶液を得た。
[重合体(A)及び(B)]
BA:アクリル酸n−ブチル
AA:アクリル酸
HEA:アクリル酸2−ヒドロキシエチル
PhEA:アクリル酸フェノキシエチル
BzA:アクリル酸ベンジル
[可塑剤]
・アデカサイザーC−8:トリメリット酸エステル系可塑剤(トリス(2エチルヘキシル)トリメリテート)(旭電化工業社製,商品名「アデカサイザーC−8」)
[架橋剤(C)]
・イソシアネート系架橋剤
コロネートL:トリメチロールプロパンのトリレンジイソシアネート付加物(日本ポリウレタン社製,商品名「コロネートL」)
タケネートD−110N:トリメチロールプロパンのキシレンジイソシアネート付加物(三井化学ポリウレタン社製,商品名「タケネートD−110N」)
[シランカップリング剤(D)]
KBM403:3−グリシドキシプロピルトリメトキシシラン(信越化学社製,商品名「KBM403」)
KBE9007:3−イソシアネートプロピルトリエトキシシラン(信越化学社製,商品名「KBE9007」)
粘着性組成物を構成する各モノマーの種類および割合、架橋剤およびシランカップリング剤の種類および添加量、ならびに重合体(A)および重合体(B)の配合比を表1に示すように変更する以外、実施例1と同様にして粘着剤層付き偏光板を製造した。
<測定条件>
・GPC測定装置:東ソー社製,HLC−8020
・GPCカラム(以下の順に通過):東ソー社製
TSK guard column HXL−H
TSK gel GMHXL(×2)
TSK gel G2000HXL
・測定溶媒:テトラヒドロフラン
・測定温度:40℃
実施例または比較例にて粘着剤層付き偏光板の作製に使用した偏光板に替えて、ポリエチレンテレフタレートフィルムの片面をシリコーン系剥離剤で剥離処理した剥離シート(リンテック社製,SP−PET3801,厚さ:38μm)を使用し、粘着シートを作製した。具体的には、実施例または比較例の製造過程で得られた剥離シート/粘着剤層(厚さ:25μm)からなる構成体の露出している粘着剤層上に、上記剥離シートを剥離処理面側が接するように積層した。これにより、剥離シート/粘着剤層/剥離シートの構成からなる粘着シートを作製した。
測定サンプルとして、ゲル分率の測定に用いた粘着シートと同様の粘着シート(7日間養生済み)を用意した。当該粘着シートの粘着剤層について、ヘイズメーター(日本電色工業社製,NDH2000)を用いて、JIS K7105に準じてヘイズ値(%)(Hz(%)と略する場合がある)を測定した。結果を表2に示す。なお、好ましいヘイズ値の範囲は、0〜5%である。
実施例または比較例で得られた粘着剤層付き偏光板を、裁断装置(荻野製作所社製スーパーカッター,PN1−600)を用いて233mm×309mmサイズに調整した。剥離シートを剥がして、露出した粘着剤層を介して無アルカリガラス(コーニング社製,イーグルXG)に貼付したのち、栗原製作所製オートクレーブにて0.5MPa、50℃で、20分加圧した。なお、上記貼合は、無アルカリガラスの表裏に、粘着剤層付き偏光板を偏光軸がクロスニコル状態(偏光軸:∠45°,∠135°)になるように行った。この状態で、80℃dry環境下にて250時間放置した後、23℃、50%RHの環境下で2時間放置し、これをサンプルとして、以下に示す方法で光漏れ性を評価した。結果を表2に示す。
大塚電子社製のMCPD−2000を用い、上記サンプルにおける図3に示す各領域の明度L*を測定し、明度差ΔL*を、式
ΔL*=[(b+c+d+e)/4]−a
(ただし、a、b、c、d及びeは、それぞれA領域、B領域、C領域、D領域及びE領域のあらかじめ定められた測定点(各領域の中央部1箇所)における明度である。)で求め、光漏れ性とした。ΔL*の値が小さいほど光漏れが少ないことを示す。なお、L*maxは、上記全ての領域における最大の明度を示す。
上記サンプルをフラットイルミネーター(電通産業社製,HF−SL−A312LC,照度:26,000Lux,輝度:10,000cd)の上に設置し、二次元色彩輝度計(コニカミノルタ社製,CA−2000)にて撮影し、解析ソフトウェア(コニカミノルタ社製,CA−S20w)によって輝度分布画像に変換した。得られたサンプルの輝度分布画像を、図4に示す評価基準に基づいて評価した。
実施例または比較例で得られた粘着剤層付き偏光板を、裁断装置(荻野製作所社製スーパーカッター,PN1−600)を用いて233mm×309mmサイズに調整した。剥離シートを剥がして、露出した粘着剤層を介して無アルカリガラス(コーニング社製,イーグルXG)に貼付したのち、栗原製作所製オートクレーブにて0.5MPa、50℃で、20分加圧した。
◎:4辺において、欠点が無いもの
○:4辺において、外周端部から0.6mm以上の部位に欠点が無いもの
×:4辺の少なくとも1辺において、外周端部から0.6mm以上の部位に、浮き、剥がれ、発泡、スジなどの0.1mm以上の粘着剤の外観異常欠点があるもの
<耐久条件>
・80℃dry
・60℃,相対湿度90%RH
実施例及び比較例で調製した粘着性組成物を、片面をシリコーン系剥離剤により剥離処理したポリエチレンテレフタレート剥離シート(リンテック社製,SP−PET3811)の剥離処理面に乾燥後の塗布厚が25μmとなるように塗布し、100℃で1分間加熱し、粘着剤層を形成した。その粘着剤層と、別のポリエチレンテレフタレート剥離シート(リンテック社製,SP−PET3801)の剥離処理面とを貼り合わせて、粘着シートを得た。
11…粘着剤層
12,12a,12b…剥離シート
13…基材
Claims (6)
- 重量平均分子量が50万〜300万の第1の(メタ)アクリル酸エステル重合体(A)と、
重量平均分子量が8000〜30万の第2の(メタ)アクリル酸エステル重合体(B)と、
架橋剤(C)と
を含有し、
前記第2の(メタ)アクリル酸エステル重合体(B)は、前記架橋剤(C)と反応する官能基(b1)を有するモノマーを構成成分として含有し、
前記第1の(メタ)アクリル酸エステル重合体(A)は、前記架橋剤(C)と反応する官能基を有するモノマーを構成成分として含有しないか、前記第2の(メタ)アクリル酸エステル重合体(B)の前記官能基(b1)よりも前記架橋剤(C)との反応性が低い官能基(a1)を有するモノマーを構成成分として含有し、かつ
前記第1の(メタ)アクリル酸エステル重合体(A)および/または前記第2の(メタ)アクリル酸エステル重合体(B)は、芳香環を有するモノマーを構成成分として含有する
ことを特徴とする粘着性組成物。 - 請求項1に記載の粘着性組成物を架橋してなる粘着剤。
- 引張試験による破断伸度が1000%以上であり、
ゲル分率が30〜90%である
ことを特徴とする請求項2に記載の粘着剤。 - 基材と、粘着剤層とを備えた粘着シートであって、
前記粘着剤層は、請求項2または3に記載の粘着剤からなる
ことを特徴とする粘着シート。 - 前記基材は、光学部材であることを特徴とする請求項4に記載の粘着シート。
- 2枚の剥離シートと、
前記2枚の剥離シートの剥離面と接するように前記剥離シートに挟持された粘着剤層と
を備えた粘着シートであって、
前記粘着剤層は、請求項2または3に記載の粘着剤からなる
ことを特徴とする粘着シート。
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TW101106892A TWI546364B (zh) | 2011-03-31 | 2012-03-02 | Adhesive composition, adhesive and adhesive sheet |
KR1020120030998A KR101899382B1 (ko) | 2011-03-31 | 2012-03-27 | 점착성 조성물, 점착제 및 점착 시트 |
CN201210088874.8A CN102732188B (zh) | 2011-03-31 | 2012-03-29 | 粘着性组合物,粘着剂以及粘着片 |
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JP2012214543A (ja) * | 2011-03-31 | 2012-11-08 | Lintec Corp | 粘着剤および粘着シート |
JP2012214544A (ja) * | 2011-03-31 | 2012-11-08 | Lintec Corp | 粘着剤および粘着シート |
JP2017128732A (ja) * | 2017-03-02 | 2017-07-27 | リンテック株式会社 | 粘着性組成物、粘着剤および粘着シート |
JP2018535283A (ja) * | 2015-12-10 | 2018-11-29 | エルジー・ケム・リミテッド | 粘着剤組成物 |
WO2022244887A1 (ja) * | 2021-05-21 | 2022-11-24 | 日東電工株式会社 | 粘着シート、光学積層体及び画像表示装置 |
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US9624405B2 (en) | 2013-12-27 | 2017-04-18 | Zeon Corporation | Optical laminate body and surface light source device |
CN108329884B (zh) * | 2015-03-20 | 2020-10-30 | 东洋油墨Sc控股株式会社 | 粘着剂及粘着带 |
KR102024256B1 (ko) | 2016-09-23 | 2019-11-04 | 주식회사 엘지화학 | 점착 조성물 |
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JP2011510114A (ja) * | 2008-01-14 | 2011-03-31 | エルジー・ケム・リミテッド | アクリル系粘着剤組成物 |
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JP2010121009A (ja) * | 2008-11-18 | 2010-06-03 | Nitto Denko Corp | 光学部材用粘着剤組成物、光学部材用粘着剤層、粘着型光学部材および画像表示装置 |
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JP2012214543A (ja) * | 2011-03-31 | 2012-11-08 | Lintec Corp | 粘着剤および粘着シート |
JP2012214544A (ja) * | 2011-03-31 | 2012-11-08 | Lintec Corp | 粘着剤および粘着シート |
JP2018535283A (ja) * | 2015-12-10 | 2018-11-29 | エルジー・ケム・リミテッド | 粘着剤組成物 |
JP2017128732A (ja) * | 2017-03-02 | 2017-07-27 | リンテック株式会社 | 粘着性組成物、粘着剤および粘着シート |
WO2022244887A1 (ja) * | 2021-05-21 | 2022-11-24 | 日東電工株式会社 | 粘着シート、光学積層体及び画像表示装置 |
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CN102732188B (zh) | 2016-01-06 |
TW201241140A (en) | 2012-10-16 |
KR101899382B1 (ko) | 2018-09-17 |
JP5595321B2 (ja) | 2014-09-24 |
TWI546364B (zh) | 2016-08-21 |
KR20120112100A (ko) | 2012-10-11 |
CN102732188A (zh) | 2012-10-17 |
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