KCB 300 is a ready-to-use natural rubber latex based compound recommended for the secondary backing of tufted carpets. It can also be used for primary backing purpose. This compound has good storage stability. The compound viscosity is carefully adjusted to prevent “strike through” which is normally encountered in carpet backing. The compound is designed to give the right rigidity and stiffness to the backed carpet. Carpets backed with compound KCB 300 possesses excellent tuft – lock, inter fiber bonding, good dimensional stability and anti – fray properties.

Available Documents

TDS Download

Technical Informations

Application Advice/Typical Applications

Compound KCB 300 can be applied on to the carpets either mechanically by lick roller and doctor blade arrangement or manually by brushing. Carpets with compound applied mechanically are normally dried in an oven as part of continuous process while carpets with compound applied manually are normally dried under the sun or infra – red heaters.

Shipping and Storage

Store the product under shelter at temperature between 10°C and 33°C. Creaming of the latex compound may occur during storage. Therefore it is necessary to mix well the compound before use. As the product is based on natural rubber latex, changes in colloidal properties may occur during storage. Available in both drum and bulk.

Product Security/Health and Safety

Before handling, please read the Safety Data Sheet of this product for advice on safety, use and disposal.

Effluents and Pollution Control

Before handling, please read the Safety Data Sheet of this product for advice on safety, use and disposal.

For further information regarding this product please refer to:

Synthomer Limited Head Office
Phone: +44 (0)1279 436 211
FAX: +44 (0)1279 444 025


Character Value Unit
Total Solid Content 65.0
Brookfield Viscosity, LVT,Spindle 4/30rpm @ 25ºC 6250 cps 
Mechanical Stability 600 min secs 
pH 10.65  
Coagulum Content, 80 mesh 100 max. ppm 

© 2014 Synthomer plc

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