产品与市场
sf305r
特点
●无卤无磷，阻燃性ul94v-0。
●粘结强度高，尺寸稳定性好。
●优秀的耐热性、耐化学性和电性能。
●溢胶量低，加工性好，适于快速压合和传统压合。
●满足rohs指令要求，不含铅、汞、镉、六价铬、多溴联苯、多溴联苯醚等。
应用领域
挠性印制电路板用补强板。
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|
test item |
test method |
unit |
standard value |
typical value |
|
|
sf305r 5025 |
sf305r 8025 |
||||
|
resin flow |
shengyi method |
mm |
＜0.15 |
＜0.15 |
＜0.15 |
|
peel strength (90°) |
ipc-tm-650,no.2.4.9 method a method c |
n/mm |
≥0.7 ≥0.7 |
1.2 1.0 |
1.2 1.1 |
|
thermal stress |
ipc-tm-650,no.2.4.13 |
- |
pass |
pass |
pass |
|
dimensional stability |
shengyi method |
% |
±0.1 |
±0.08 |
±0.08 |
|
volume resistivity |
ipc-tm-650,no.2.5.17 |
mω-cm |
≥106 |
2.0×106 |
2.5×106 |
|
surface resistance |
ipc-tm-650,no.2.5.17 |
mω |
≥104 |
1.5×105 |
1.5×105 |
remarks:
explanations: * certified to ipc-4203/2 epoxy adhesive onone or two sides of poyimide dielectric and shengyi standard.