barrier-free version
Key technology for CD
• Suitable adhesion to Al layer
• Excellent durability
• Excellent coatability
• Cost performance
SD-2200 is designed for CD and has been used for many years by many major CD manufacturers in the world.
SD-2407 is a further improved version, offering a lower shrinkage and faster curing.
Technical Information
| SD-2200 | SD-2407 | |||
| Before curing: | ||||
|
Color Viscosity Refractive Index Surface tension |
Pale yellow 33 mPA.s 1.473 29 mN/m |
Pale yellow 36 mPa.s 1.474 |
||
| After curing: | ||||
|
Tg Modulus 30°C 50°C 75°C 100°C Shrinkage on curing |
70°C 1200 MPa 690 MPa 310 MPa 180 MPa 10.5% |
72°C 1150 MPa 660 MPa 290 MPa 170 MPa 9.8% |