Science Behind Waterproofing Membrane : Chemind Industries Sdn Bhd (2024)

FAQs

What is the science behind waterproofing? ›

Membrane waterproofing systems rely on the principles of molecular structure and adhesion. These membranes, upon application, construct a continuous, impenetrable layer preventing water molecule passage. They operate by forming molecular bonds with the substrate, guaranteeing long-term durability.

A waterproofing membrane is a layer of water-tight material that lies on a surface to prevent water leaks or damages. The process usually consists of liquid-applied or pre-formed sheet membranes.

They tend to crack and cause leakages due to weather changes. They may melt/loosen during the summertime and harden during winter time which leads to possible delamination and cracks.

Waterproofing Membranes Can Work, but They're Not a Replacement for Proper Concrete Construction. There is no doubt that membranes can add good protection when needed. However, the system is prone to failure and excessive leaking if the concrete is not self-sustained and integrally waterproofed.

Vinyl Ester Resin. This chemical compound is mostly used for concrete surfaces as a way to prevent acid and corrosion damage. The resin creates a waterproof membrane that safeguards against moisture and water damage.

In theory, waterproof coatings are an excellent idea. They cover your entire building, preventing water from getting in -and protecting the interior. However, because of the way they are designed, if they aren't applied correctly they can quickly create worse problems than no coating at all.

While basic waterproofing membranes should last at least ten years, they can last much longer given the right choice and circ*mstances. Conversely, poor quality waterproofing will rarely last the distance.

Ethylene Propylene Diene Monomer (EPDM) rubber is a synthetic rubber known for its high tensile strength and resistance to tearing or cracking. Like thermoplastics, it's also one of the most long-lasting materials you can use as a waterproof membrane, with a lifespan of at least 50 years.

Most water-based membranes require a final application rate of approximately 1.5L per per square meter. This is often achieved with two coats, however, as application techniques and membrane viscosity vary, you may need to put on further coats to achieve that type of usage.

08 Dec How Long Does A Waterproofing Membrane Last? Quality waterproofing systems should last for at least 10 years. However, this is largely dependent on the type of waterproofing materials used as well as the workmanship of the waterproofing contractor.

How long does waterproofing membrane take to dry? ›

Drying and cure times for liquid applied waterproofing membranes are dependent on ambient relative humidity, ambient temperature, porosity of substrates, air flow and substrate temperature. Most membrane manufacturers specify minimum cure times. These average from 24 to 72 hours.

Polyurethane is considered one of the best waterproofing materials. It can be applied seamlessly and penetrates the surface deeply and evenly. Thus, the polyurethane membrane will fill in even the finest cracks in concrete, reducing its water absorbency capacity.

As India's leading Waterproofing Chemical manufacturer, Ardex Endura offers a diverse range of high-quality products, including inks, detergents, paints, mortar, colors, polymers, acrylic polymers, elastomeric coatings, polysulfide sealants, and more.

The primary mechanism behind their waterproofing capability is the formation of a continuous film that acts as a physical barrier against water penetration. When an acrylic coating is applied, the liquid formulation undergoes a curing process, typically through solvent evaporation or chemical reaction.

Waterproofing is a process designed to prevent liquids from entering a structure. Comprehensive waterproofing measures are often added to the building to provide moisture control during construction, and waterproofing materials are applied after the structure is built to eliminate any problems that may be encountered.

Man-made hydrophobic surfaces

Classic hydrophobic surfaces are often made from Teflon and varnish as well as other resin-based materials such as polyester resin. Synthetic superhydrophobic surfaces are often applied as coatings.

They are usually natural or synthetic fabrics that are laminated or coated with a waterproofing material such as wax, rubber, polyvinyl chloride (PVC), polyurethane (PU), silicone elastomer, or fluoropolymers.