Silicone Oil-Free Karstedt Catalyst PT-5000YB – Ideal for Primer, Adhesive & Ink Applications

Silicone Oil-Free Karstedt Catalyst PT-5000YB – Ideal for Primer, Adhesive & Ink Applications

Product Overview for Platinum Catalyst

PT-5000YB is a silicone oil-free Karstedt catalyst developed for systems where oil migration is undesirable. It ensures strong adhesion, reduced contamination, and enhanced compatibility in primers, adhesives, inks, and polyaldehyde formulations.

Product Features for Platinum Catalyst

No silicone oil content, eliminates migration issues

Improves substrate wetting and adhesion

Reduces contamination in printing and coating processes

Product Parameters  for Platinum Catalyst

Platinum content: 3500–5000 ppm

Carrier: Reactive vinyl-functional solvent

Viscosity: 20–40 mPa·s at 25°C

Applications  for Platinum Catalyst

Primers for metals, plastics, and glass

High-strength silicone adhesives

Silicone inks for textiles and ceramics

Polyaldehyde crosslinking systems

Packaging & Storage for Platinum Catalyst

250 g, 1 kg, 5 kg metal cans with liners

Store in flammable liquid cabinet

FAQ  for Platinum Catalyst

Why is silicone oil-free important for primers?

Prevents weak boundary layers and improves bond strength.

Can PT-5000YB be diluted?

Yes, with compatible vinyl solvents (e.g., xylene).

Is it suitable for screen printing inks?

Yes, it offers excellent printability and cure speed.

What substrates does it adhere to best?

Metals, glass, polycarbonate, and most engineering plastics.

Is post-bake required?

Optional, but 10–15 minutes at 80–100°C enhances adhesion.