Home > Products > Photoimageable ink > Liquid photoimageable etching ink
Liquid photoimageable etching ink
- 10000 Kilogram / Kilograms per Month
- Shenzhen or Hongkong
- T/T Credit Card
Product Details
Type: | Other, pcb etching ink | Printing Type: | Screen Printing | Place of Origin: | Guangdong, China |
Brand Name: | Dong hua, DH |
Product Description
Specifications
1)It's photoimageable etching and plating ink2) excellent coating ability
3) can be totally shown via various coating methods
Photo-imageable Etching and Plating Resist Ink
It is a new kind of photoimageable etching and plating resist ink. Its excellent coating
ability can be totally shown via various coating methods. Sharp definition, high accuracy and very minor under cut make it extremely suitable for producing one side, double-sided , high precision multi-layer and flexible PCB boards. Its acid-resistant ink which also good for the boards such as stainless steel , iron and aluminous material. The special characteristic is can be for Sn plating without post-cure.
Example of operation process:
1. Ink mixing
Mixing(Shaking) well for 5-10 min.
2. Pretreatment
Mechanical brushing or acid treatment.
3. Screen printing
a. Use nylon, polyester or stainless steel screen for printing
b. 100-250 mesh/inch.
c. Rubber/Polyurethane (PU) Squeege with the hardness of -65-75 .
d. Printing Angle 70-80
e. Film thickness: 8-16 um
4. Precure
First side 75±5 x 10 min
Second side 75±5 x 15 min
Both side cure at the same time 75±5 x 15 min
5. Exposure
Energy required from UV rays:100-200mj/cm2
Photographic sensitivity :300-500nm
(Photosensitivity: 6-9 step)
6. Developing
By 1-1.2% sodium carbonate (Na2CO3) solution
Spraying pressure:2-3 kg/cm2
Temperature: 30-32
Time: 45-60 sec.
7. Stripping
The coating could be stripped completely with 3-5% NaOH solution at 45-50;
Spraying pressure 2-3kg, 1-2 min
Contact Us
- Shenzhen Dong Hua Chemical Material Co., Ltd.
- Contact nameMandy Wang Chat Now
- Phone86-755-28039241
- Address19A, Unit A, Bldg. 1, Yangguang Xinjing Park, East Of South Meilong Road, Minzhi Street, Bao'an District
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