- Functions:Chain Extender
- Chemical Family:Polyols
- Labeling Claims:Low VOC
- Compatible Polymers & Resins:Isocyanates
K-FLEX® 171-90 is a chain extended version of K-FLEX® 188 with low crosslinker demand. Although it is slower reacting in isocyanate crosslinked systems than K-FLEX® 188, it offers improved adhesion and flexibility.