product
sf335c
characteristic
●halogen free and phosphorusfree, ul94 v-0.
●high bonding strength, gooddimensional stability
●excellent solderingreliability, chemical resistance andelectrical properties.
●low adhesive flowing, good processability,suitable for both fast and traditional lamination style.
●compatible with eu rohs directive, free of pb,hg,cd, cr6 ,pbb,pbde,etc..
application area
coverlayfor fpc.
- product performance
- product certificate
- data download
| items | method | condition | unit | typical value |
|---|---|---|---|---|
| peel strength (90°)* | ipc-tm-650 2.4.9d | accepted | n/mm | 1.13 |
| 288℃, 5s | 1.17 | |||
| solder resistance | ipc-tm-650 2.4.13.f | 288℃, 10s | - | no delamination |
| dimensional stability | sy method |
after peeling off the paper |
% | 0.0313/0.0415 |
| chemical resistance | ipc-tm-650 2.3.2g | after chemical exposure | % |
＞90 |
| electric strength | ipc-tm-650 2.5.6.2a | d-48/50 d-0.5/23 | kv/mm | 105 |
| volume resistivity | ipc-tm-650 2.5.17e | c-96/35/90 | mω-cm |
2.0×106 |
| surface resistance | ipc-tm-650 2.5.17e | c-96/35/90 |
mω |
1.5×105 |
| dielectric constant (10ghz) | spdr | c-24/23/50 | - | 3.27 |
| dissipation factor (10ghz) | spdr |
c-24/23/50 |
- | 0.019 |
| resin flow | ipc-tm-650 2.3.17.1 |
180℃/10 60s,100kg/cm2 |
mm | ＜0.15 |
| flammability | ul94 | e-24/125 | rating |
v-0 |
remarks:
* certified toipc-4203/2 epoxy adhesive on one or two sides of poyimide dielectric andshengyi standard.