Pressure Sensitive Adhesives -Acrylic copolymer COPONYL™
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- Coating Material Dept.
Special Applications COPONYL™
- Special Applications
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It has various characteristic such as dust prevention, high weather resistance and lower water vapor permeability for special applications.
Polyester-based types, Urethane acrylate UV curable types Contact us for more details.
Special Applications
Technical data
We cover several types of PSA according to the required properties.
| Grade | Resin Properties | Adhesion Properties | Characteristics | |||||||
| Solid Content (%) |
Viscosity (mPa・s/25℃) |
Solvent | Curing Agent | Adhesion (N/25mm) |
Holding Power | Ball Tack (no.) |
||||
| Type | Amount | 40℃ | 80℃ | |||||||
| N-2584 | 40.0±1.5 | 10000±2000 | Ethyl acetate / Toluene / Methanol |
N-2128 | 2.0 | 9.0 | ◎ | ○ | 12 | Alkali soluble adhesive, Suitable for splicing labels and paper |
| N-3308 | 40.0±1.5 | 3000±500 | Ethyl acetate / Methanol |
N-2235 | 2.0 | 9.5 | ◎ | ○ | 11 | Water removable, suitable for splicing labels and paper |
| 5465 | 40.0±1.5 | 11000±2000 | Ethyl acetate / Toluene |
L-55E | 1.5 | 2.0 | ◎ | ◎ | 3> | Suitable for dustproof mats |
| N-3483 | 40.0±1.5 | 11000±2000 | Ethyl acetate / Toluene |
L-55E | 2.0 | 2.5 | ◎ | ○ | 9 | Suitable for dustproof mats |
| 8065 | 37.0±2.0 | 4500±500 | Ethyl acetate / Toluene |
L-55E | 1.0 | 9.5 | ◎ | ◎ | 4 | Medical applications (fixing tapes for cataplasm) |
| N-4181 | 40.0±2.0 | 4500±1000 | Ethyl acetate / Toluene |
L-55E | 0.5 | 5.8 | ◎ | ◎ | 16 | Medical applications (injection plaster, standard plaster) |
| N-3440 | 50.0±1.0 | 6000±1000 | Ethyl acetate / Toluene |
N-2128 | 1.5 | 20 | △ | × | 13 | Good adhesion under low temperature, Good olefin adhesion, High weather resistance |
Lower water vapor permeability type
Technical data
New grade of lower water vapor permeability than conventional acrylic-based PSA is under development
| Grade | Adhesive Thickness (μm) |
Adhesion Properties | Water vapor permeability (g/㎡・day) (40℃×90%RH) |
Characteristics | ||
| Adhesion(N/25mm) | Optical Properties | |||||
| Glass | 40℃ | 80℃ | ||||
| Development Grade | 50 | 10.0 | ◎ | - | 120 | Lower water vapor permeability type, 1/10 permeability compared to conventional acrylic-based PSAs |
Water vapor permeability testing method : Dish method (JIS Z 0208)