Chowgule Koster India Construction Chemicals Pvt. Ltd. Manufactures Water Activated Hydrophobic Polyurethane Pre Polymer. Chowgule Koster India Construction Chemicals Pvt. Ltd. Supplies NB 1 Grey, NB Elastic Grey powder & liquid and the SB bonding emulsion. Water Activated Hydrophobic Polyurethane Pre Polymer is free of solvents and fillers and is resistant to hydrolysis. Water Activated Hydrophobic Polyurethane Pre Polymer cures hard elastic resin and a subsequent injection with a solid resin is therefore obsolete. This means that it is used as water reacting PU foam and as a solid elastic resin for permanent sealing of leaking cracks. It is available under the model name of Koster KB-PUR 2 IN I Injection Resin.
The technical specifications of Water Activated Hydrophobic Polyurethane Pre Polymer are as follows: