OTech Jet is a silver particle-free conductive ink optimized for inkjet printing. It enables the printing of highly conductive, smooth, and uniform layers and patterns. OrelTech’s unique process allows the deposition of highly conductive thin metallic films. The thin layers undergo short development using cold plasma treatment resulting in a fine metal structure. OrelTech’s technology enables the deposition of the ink with many different methods and on various substrates, from plastics to fabrics. OTech inks do not contain nanoparticles, and as such enable the material economy of precious metals while being significantly more environmentally friendly than the existing alternatives on the market.

Compatible Substrates & Surfaces: Glass, Metal, Paper, Plastics

Features: Conductive, Cost Effective, Good Wettability, Improved Flexibility, Printability

Application Method: Dip Coating, Slot-Die

Chemical Family: Silver & Silver Compounds

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

CAS No.
7440-22-4

Features & Benefits

Benefits
  • Coating and patterning by inkjet or slot-die printing
  • Low temperature process
  • Printed on polymers, glasses, metals and active materials
  • No solid or liquid waste
  • Environmentally friendly
  • Cost-efficient solution

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Applications of the Ink
  • EMI shielding
  • Radio frequency (RF)
  • Wireless components
  • Memory
  • Sensors
  • Other sensitive devices

Properties

Physical Form
Appearance
Clear Liquid
Typical Properties
ValueUnitsTest Method / Conditions
Conductivity (bulk, Cured Film)30 – 55%
Coverage (Ink)2500cm²/gr
Layer Thickness (Cured Film)200 - 1500nm
Resistivity (Cured Film)5.6 - 2.9μΩ·cm
Sheet resistance (Cured Film)0.1 - 3Ω/sq
Viscosity (Ink)10 - 60cP

Technical Details & Test Data

OrelTech silver electrode on PET

OTech Jet - Oreltech Silver Electrode On Pet

OrelTech silver electrode on paper

OTech Jet - Oreltech Silver Electrode On Paper

Curing Conditions
  • Curing time: 1-5 minutes.
  • Curing apparatus: Cold plasma instrument with a low pressure chamber.
  • Curing temperature: Temperature in the plasma chamber does not exceed 70 ⁰C. No additional heating is needed. That temperature can be lowered to room temperature using a temperature-controlled plasma chamber.

Packaging & Availability

Packaging Type
Regional Availability
  • Global

Storage & Handling

Shelf Life
12 Months
Directions for Use and Storage
  • Storage: Inks can be stored in closed containers for up to 12 month in dry, dark conditions.
  • Clean-up: Materials can be cleaned up using alcohols and ketones, preferably isopropanol.
  • Pre-treatment: In some cases, to ensure better wettability and/or adhesion, the substrate material must be pre-treated prior to ink application.