Organic Bismuth Catalyst (DY-20)

Overview

DY-20 is an organic bismuth catalyst with a bismuth content of about 20%, supplied as a light yellow to yellow transparent liquid. It is an environmentally friendlier alternative to organotin and organomercury catalysts in polyurethane systems.

Also known as

Organic bismuth catalyst; Bismuth catalyst DY-20

Specifications

Test items	Specifications
Appearance	Light yellow to yellow transparent liquid
Bi content /%	20±0.5
Density /(g/cm³)	1.15

Applications

• Gelling catalyst for polyurethane elastomers, coatings, adhesives and sealants
• Replacement for organotin or mercury catalysts in elastomers and shoe soles
• Catalyst for polyurethane prepolymers and moisture-curing systems

Packaging

25 kg/drum; 200 kg/drum.

Storage

Store in tightly closed containers in a cool, dry place, protected from moisture.