JP2022020831A5 - - Google Patents
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- JP2022020831A5 JP2022020831A5 JP2021189078A JP2021189078A JP2022020831A5 JP 2022020831 A5 JP2022020831 A5 JP 2022020831A5 JP 2021189078 A JP2021189078 A JP 2021189078A JP 2021189078 A JP2021189078 A JP 2021189078A JP 2022020831 A5 JP2022020831 A5 JP 2022020831A5
- Authority
- JP
- Japan
- Prior art keywords
- mass
- sensitive adhesive
- pressure
- monomer
- polyvinyl chloride
- 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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- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 13
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 8
- 239000004800 polyvinyl chloride Substances 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 2
- 239000000178 monomer Substances 0.000 claims 16
- 125000000217 alkyl group Chemical group 0.000 claims 6
- 125000004432 carbon atom Chemical group C* 0.000 claims 6
- 229920000058 polyacrylate Polymers 0.000 claims 6
- 239000003795 chemical substances by application Substances 0.000 claims 4
- 239000004593 Epoxy Substances 0.000 claims 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims 3
- 239000013522 chelant Substances 0.000 claims 3
- 150000001875 compounds Chemical class 0.000 claims 3
- 239000012948 isocyanate Substances 0.000 claims 3
- -1 isocyanate compound Chemical class 0.000 claims 3
- 239000002184 metal Substances 0.000 claims 3
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims 2
- 239000010410 layer Substances 0.000 claims 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 claims 1
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Description
（実施例２～２６、比較例１～４）
材料を表２、３の配合に従って変更した以外は、実施例１と同様に行うことで、実施例２～２６および比較例１～４のポリ塩化ビニル用粘着剤、粘着シート１、粘着シート２をそれぞれ得た。
ただし、実施例６、７、１０、１６、２０および２２は参考例である。
(Examples 2 to 26, Comparative Examples 1 to 4)
By performing the same procedure as in Example 1 except that the materials were changed according to the formulations shown in Tables 2 and 3, the pressure-sensitive adhesives for polyvinyl chloride, the pressure-sensitive adhesive sheet 1, and the pressure-sensitive adhesive sheet 2 of Examples 2 to 26 and Comparative Examples 1 to 4 were used. Was obtained respectively.
However, Examples 6, 7, 10, 16, 20 and 22 are reference examples.
Claims (6)
前記アルキル基の炭素数１～２である（メタ）アクリル酸アルキルエステルモノマーは、アクリル酸メチル、およびアクリル酸エチルの少なくともいずれかを含み、
前記モノマー混合物中の、前記アルキル基の炭素数１～２である（メタ）アクリル酸アルキルエステルモノマー含有量が１８～５５質量％および前記カルボキシル基含有モノマー含有量が３～１０質量％であり、
前記アクリル系ポリマーの重量平均分子量が、９５万～１７０万であり、
前記アクリル系ポリマーの分子量分散度が、５～１０であり、前記粘着剤から形成された粘着剤層の周波数１Ｈｚ、７０℃での貯蔵弾性率が、０．０５～１ＭＰａであることを特徴とするポリ塩化ビニル用粘着剤。 It is a copolymer of a monomer mixture containing a (meth) acrylic acid alkyl ester monomer having 4 carbon atoms in an alkyl group, a (meth) acrylic acid alkyl ester monomer having 1 to 2 carbon atoms in an alkyl group, and a carboxyl group-containing monomer. A pressure-sensitive adhesive for polyvinyl chloride containing at least one curing agent selected from an acrylic polymer and an isocyanate compound, an epoxy compound and a metal chelate.
The (meth) acrylic acid alkyl ester monomer having 1 to 2 carbon atoms of the alkyl group contains at least one of methyl acrylate and ethyl acrylate.
In the monomer mixture, the content of the (meth) acrylic acid alkyl ester monomer having 1 to 2 carbon atoms of the alkyl group is 18 to 55% by mass, and the content of the carboxyl group-containing monomer is 3 to 10% by mass.
The acrylic polymer has a weight average molecular weight of 950,000 to 1.7 million.
The acrylic polymer has a molecular weight dispersion of 5 to 10, and a storage elastic modulus of the pressure-sensitive adhesive layer formed from the pressure-sensitive adhesive at a frequency of 1 Hz and 70 ° C. is 0.05 to 1 MPa. Adhesive for polyvinyl chloride.
硬化剤がエポキシ化合物を含む場合は、アクリル系ポリマー１００質量部に対してエポキシ化合物を０．０１～１質量部含み、When the curing agent contains an epoxy compound, it contains 0.01 to 1 part by mass of the epoxy compound with respect to 100 parts by mass of the acrylic polymer.
硬化剤が金属キレートを含む場合は、アクリル系ポリマー１００質量部に対して金属キレートを０．１～５質量部含む、When the curing agent contains a metal chelate, it contains 0.1 to 5 parts by mass of the metal chelate with respect to 100 parts by mass of the acrylic polymer.
請求項１～４いずれか１項に記載のポリ塩化ビニル用粘着剤。The pressure-sensitive adhesive for polyvinyl chloride according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021189078A JP7184144B2 (en) | 2018-02-09 | 2021-11-22 | Adhesives and adhesive sheets for polyvinyl chloride |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018021860A JP6996326B2 (en) | 2018-02-09 | 2018-02-09 | Adhesives and adhesive sheets for polyvinyl chloride |
| JP2021189078A JP7184144B2 (en) | 2018-02-09 | 2021-11-22 | Adhesives and adhesive sheets for polyvinyl chloride |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018021860A Division JP6996326B2 (en) | 2018-02-09 | 2018-02-09 | Adhesives and adhesive sheets for polyvinyl chloride |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022020831A JP2022020831A (en) | 2022-02-01 |
| JP2022020831A5 true JP2022020831A5 (en) | 2022-02-08 |
| JP7184144B2 JP7184144B2 (en) | 2022-12-06 |
Family
ID=87852901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021189078A Active JP7184144B2 (en) | 2018-02-09 | 2021-11-22 | Adhesives and adhesive sheets for polyvinyl chloride |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7184144B2 (en) |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01271472A (en) * | 1988-04-19 | 1989-10-30 | Minnesota Mining & Mfg Co <3M> | Pressure-sensitive adhesive |
| JPH05302070A (en) * | 1992-04-28 | 1993-11-16 | Minnesota Mining & Mfg Co <3M> | Decorative film and pressure-sensitive adhesive therefor |
| JPH073221A (en) * | 1993-06-18 | 1995-01-06 | Sekisui Chem Co Ltd | Adhesive sheet for decoration |
| JP5244435B2 (en) | 2008-03-27 | 2013-07-24 | リンテック株式会社 | Marking film |
| JP5302070B2 (en) | 2009-03-31 | 2013-10-02 | 本田技研工業株式会社 | Internal combustion engine fuel injection-intake system |
| JP2011026449A (en) | 2009-07-24 | 2011-02-10 | Lintec Corp | Laminate and article comprising the same |
| JP6201330B2 (en) | 2013-02-12 | 2017-09-27 | 三菱ケミカル株式会社 | Transparent double-sided adhesive sheet |
| JP2014189656A (en) | 2013-03-27 | 2014-10-06 | Toyo Ink Sc Holdings Co Ltd | Binder for automobile interior material and binding sheet for automobile interior material |
| JP2015110723A (en) | 2013-11-05 | 2015-06-18 | 日東電工株式会社 | Double-sided adhesive sheet for fixing portable electronic apparatus component and manufacturing method of portable electronic apparatus |
| JP6278768B2 (en) | 2014-03-17 | 2018-02-14 | 日本カーバイド工業株式会社 | Film adhesive composition and adhesive sheet |
| JP6390376B2 (en) | 2014-11-25 | 2018-09-19 | 東洋インキＳｃホールディングス株式会社 | Adhesive and adhesive sheet |
| JP6561647B2 (en) | 2015-07-14 | 2019-08-21 | 東洋インキＳｃホールディングス株式会社 | Double-sided adhesive tape |
| JP7003221B2 (en) | 2018-03-22 | 2022-01-20 | マクセル株式会社 | Contactless power transmission and reception system |
-
2021
- 2021-11-22 JP JP2021189078A patent/JP7184144B2/en active Active
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