Single-component polyurethane primer specifically for bituminous sheaths

Code: SYN.0318

Components: 1

Appearance: Liquid

SYNTECH POLIUREA PRIMER-PUR is a single-component polyurethane primer with a base of low viscosity solvent, polyurethane resins and special isocyanates that, once applied, form an elastic film that adheres to the substrate. The processing times of this product range from 90 to 120 minutes, based on the percentage of ambient humidity.

Linee di appartenenza

General characteristics


Density: 1.025 - 1.028 g/cm³


Pot-life: >9 h


Shelf-life: 6 months


Solvent-based product


Temperature of use: +5 / +35 °C


Use wearing protective glasses


Use wearing protective gloves

Technical specifications

Concrete adhesion (cutting test)

>1.5 MPa

Dry residue

70 %

Hard to touch

90 - 120 min

Maximum humidity of the support

5 %


300 - 600 mPas

Available colours

- Transparent / Neutral

Packaging and dimensions

- Can 20 kg


From 80 to 120 grams of SYNTECH POLIUREA PRIMER-PUR per square metre of surface to be treated.

Use fields

SYNTECH POLIUREA PRIMER-PUR offers a support for coatings and waterproofing in general. Intermediate adhesion promoter for two-time applications of polyureas, elastomeric products, etc.

Preparation of supports

The surface of the substrate must be dry, properly cleaned, free from any debris and friable or detached parts. All substrates must have a degree of humidity not greater than 5%. The surface temperature during application must be at least +5° C above dew point. If necessary, depending on the surface, the following interventions are recommended:
Shot Blasting
Hydro-jet Cleaning
Any contamination (water, dirt, dust, etc.) will have to be carefully removed before coating.

Use method

Mix the product with mechanical stirrer, being sure that the least possible amount of air is incorporated. Prevent the product from coming into contact with air or moisture. When the substrate is ready, apply SYNTECH POLIUREA PRIMER-PUR in the amount needed. Pay attention to the presence of condensate. In certain cases, whilst the product is still wet, complete a dusting of 0.5–0.8 quartz.

Application methods

- Low pressure airless nebulizer

- Brush

- Paint roller

Tool cleaning

- Thinner for resins

Permitted supports

- Concrete

- Fiber-cement

- Tiles

- Bitumen waterproofing membranes

- Floor screed

- Porphyry and natural stones

Contact us now

Vuoi saperne di più sui nostri prodotti?

Attention, correctly compile this field.
Attention, enter a valid email address.
Attention, correctly compile this field.

By submitting I accept the privacy policy

Attention, correctly compile this field.

Subscribe to the newsletter


Products on display

  • Floortech Prerit
  • Concrete Repar
  • Readymesh