Soudal SBR Bonding Agent & Primer extended information
Soudal SBR is an aqueous emulsion of styrene-butadiene copolymer. Resistant to lydrolysis. Contains antioxidant, antifoam and freeze stability agent.
Applications and Properties
- Used for the modification of hydraulic binders, including cement, repair mortar, rendering and bonding.
- Acting as a retarding agent even at temperatures greater than 25°C.
- Providing plasticity to hydraulic binders by acting as an air entraining agent.
Soudal SBR Bonding Agent & Primer technical data
Basis | SBR |
Consistency | High viscous fluid |
Curing system | Physical drying |
Total Solid Content | 43-48% |
Packaging
Colour: white
Packaging: 5L jerry can, 25L jerry can
Shelf Life
At least 12 months in unopened packaging in a dry storage place at temperatures between +5 °C and +25 °C.
Soudal SBR Bonding Agent & Primer Application method
All surfaces must be sound, clean, dry, and dust-free.
For use in primer systems: It is recommended that concrete or masonry surfaces are well dampened an hour before priming. Typical coverage on rough concrete is 0.3-0.4L/m2. The priming mix must be applied via brush.
For pointing: Apply 1 part Soudal SBR, 1 part water and 5 parts cement by brush into dampened joints.
For waterproof renders: Apply 1 part SBR, 1 part water and 5 parts cement by brush onto the dampened surface. While the primer is still wet, apply a render of 3 parts sand and 1 part cement using a gauging liquid mix of 1 part Soudal SBR and 3 parts water. Apply a minimum thickness of 6mm. When the first coat has hardened, apply the second coat to a maximum thickness of 6mm. In hot conditions, it may be necessary to mist spray the surface regularly.
Note: The porosity of the substrate, along with temperature, relative humidity, pressure and material of substrate may affect performance and application of PVA. It is recommended to do your own testing beforehand.
Health – and Safety Recommendations
Take the usual labour hygiene into account. Consult label and material safety data sheet for more information.
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