Liquid Photoimageable Solder Resist Ink

This is an alkaline developing type of liquid solder resist ink.
It is suitable for various kind of PCB surface treatment such as HASL, ENIG, Tin plating, and OSP with outstanding resolution and adhesion.

Division

SPI-707

General Type

TC

TN

TN-21

TN-31

HK

Halogen-Free Type

HFTC

HFTN

HFN

HFTN31

HFHK

Color

Green, Blue, S Blue, RED, Black
White, Brown, D-yellow, Clear

Green

White

Viscosity(25˚C, VT-04F)

150~200 PS

Pencil hardness

≥ 6H(Matt Type : ≥ 5H)

Adhesion (Cross-cut)

100 / 100

Resistance to molten solder

260˚C X 10sec, 3times

Finish treatment

HASL/TIN/ENIG

Resolution
40㎛, 400mJ/cm2

60㎛

60㎛

50㎛

50㎛

80㎛

10vol% H₂SO₄, 20˚C
: Acid resistance
5wt% NaOH, 20˚C : Alkali-resistance

≥ 30min

Surface Resistance
(40˚C, 90% RH, 240hr)

≥ 1 X 10 13

≥ 1 X 10 12

Shelf life(20˚C in a dark Place)

6 months

Major Features

General

Excellent HAST test

High Resolution

High Resolution,
Electroless Gold Plating

High thermal
conductivity

* Packing Unit : 1, 4 Kg