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The description

RC Impreg 400® is a ready-to-use, colorless and water-based water repellent for porous substrates 
(concrete, bricks, cement plaster, natural stone, tiles, etc.). 

The RC Impreg 400® is based on a blend of different polymers of increasing molecular weight offering 
an optimal and lasting water-repellent effect. 

RC Impreg 400® is solvent-free, flammable, odorless and can be applied to wet, dry or alkaline substrates, 
even fresh joints.




Comparer

Description

Characteristics

RC Impreg 400® is a micro-emulsion penetrating easily porous substrates and containing alkoxylated oligomers, it can also be used on very alkaline materials such as fresh joints, plaster, fresh concrete … The products penetrate very well and resist UV from the sun.

  • Protects against heavy rain and inclement weather
  • Reduces water absorption
  • Does not form a film and does not change the appearance of the substrate
  • Allows the substrate to breathe (permeable to water vapor)
  • Slows mold formation
  • Reduces frost damage
  • Limits the formation of efflorescence
  • Prevents premature spots
  • Solvent-free, non-toxic, colorless, flammable
  • Excellent aging, does not turn yellow
  • Can be applied on wet or dry substrates (also fresh joints)
  • Waterproofing according to the Karsten tube test (100% after the accelerated aging test)

 

Area


The substrate surface must be clean and free of dust and mold.

Optionally treat the substrate with fungicides before applying RC-Impreg 400®.
Old cracks, bad joints must be repaired before application and the use of stone hardener may be necessary.

In this case, it is recommended to wait 3 weeks before using the RC-Impreg 400®.

Application

The treatment must prefer to be carried out by wetting the substrate at low pressure, 
with a roller or brush and without creating steam or spraying the product. 

The application should be made from bottom to top with horizontal movements. 
It is convenient and appropriate to proceed twice wet on wet. 
Use of a constant pressure electric pump is recommended.




Technical information

Base: oligomers
Active ingredient: 10% + 0.2
Weight / specific gravity at 20 ° C (DIN 51757) ± 1.05 g / ml
pH 8 - 10
Appearance: milky white liquid
Alkali resistance: excellent (pH up to 14)
Wetting angle (ASTM D5946): > 60 °
Water vapor permeability: coefficient μ < 10
Maximum efficiency: after 7 days
Efficiency after accelerated aging on bricks: 100%
on natural stone: 97%


security

Consult the latest safety data sheet.

Note

Window frames and glass windows should be protected and spills should be cleaned up immediately with water.
The RC Impreg 400® product must not be applied to non-porous substrates such as marble, granite, glazed bricks, etc. The ideal working temperature is between 10 ° C and 30 ° C. In the presence of salt ‘efflorescence, these must be removed before applying RC-Impreg 400®.


Cleaning tools


Use water


Storage / Shelf life

The product must be stored frost-free at temperatures between 10 ° C and 30 ° C after the date of production in its original packaging closed.


Packaging

5 liter buckets


Legal notice

The attached information and in particular the data recommendations for the application and end use of Rwanda 
Chemicals products have been provided as indicated in the technical notice. 

As in practice, substrates, specific conditions, etc. may vary different. use. 

Failure to comply with written advice does not imply any guarantee other than the legal guarantee against hidden defects.
No guarantee can be applied in the event of non-conforming application.
Rwanda Chemicals reserves the right to modify the properties of the product. 
The rights of third parties must be respected. 
All orders are accepted subject to our current conditions of sale. 
The user must imperatively consult the most recent version of the technical data sheet for the corresponding product.


Download this data sheet here





 

Additional information

Quantity

20Kg, 5Kg

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