Coatings

VITO and its partners offer independent testing and analysis for coatings.

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CHARACTERISATION OF APPLIED COATINGS

VOC (volatile organic compounds) emissions into indoor air - EN 16516 and EN 16402: Belgian KB 2014, German ABG, French labeling A+…C, Lithuanian legislation, Polish legislation, CE marking, Italian legislation (PANGPP), California “Section 01350”, EMICODE, M1, Blue Angel, Natureplus, GUT, Greenguard, …

Ecotoxicology: CEN/TC 351 horizontal normative test method (all construction materials): “Construction products: assessment of release of dangerous substances: Assessment of release of dangerous substances – Guidance on the use of ecotoxicity tests applied to construction products (CEN/TR 17105)”

Photocatalytic activity – ISO 16000-23, ISO 16000-24, ISO 10678, ISO 10677, ISO 27448, ISO 19180

Pull-off strength, adhesion – ASTM D 4541, ISO 4624

Adhesion cross-cut test – ASTM D 3359, ISO 2409, Rockwell C identation - VDI 3198, Reve krastest - ISO 20502

Gloss – ASTM D 523, ISO 2813

Dry film thickness – ISO 2808, ISO 2360, ISO 19840

Film thickness – Calo test, XRF ISO 3497, Eddy Current ISO 15549

Scratch resistance according to Clemen – ISO 1518

Hardness – Buchholz indentation, ISO 2815 – pendulum damping, ISO 1522 –  pencil hardness, ASTM D 3363, ISO 15184, slerometer - ISO 4586-2, Vickers hardhead - ISO 6507

Rapid-deformation (impact resistance) – ISO 6272-1 /2, ASTM D 2794

Resistance to liquids – ISO2812 Parts 1 to 5

Elasticity – Erichsen indentation test, ISO 1520 – Conical Mandrel Test, ASTM D 522 – Cylindrical Mandrel Test, ASTM D 522

Ageing tests:

  • Resistance to neutral salt spray – ASTM B 117, ISO 9227, Method NSS
  • Resistance to acid salt spray – ISO 9227, Method AASS
  • Resistance to humidity – ISO 6270-2
  • Resistance to humid atmospheres containing sulphur dioxide – ISO 3231, DIN 50018
  • Resistance against UV-light and water – ISO 11507, ISO 16474-3 ASTM G154

Exposure to filtered xenon-arc radiation – ISO 11341, ISO 16474-2, ISO 4892, ASTM G-155, ASTM D2565

Cyclic tests with different combinations of temperature and humidity

Laboratory performance tests ISO 12944-6 and 9, ISO 20340

Resistance to liquids – ISO 2812-2

Resistance to liquids ISO 2812 1, 3 and 4

Colorimetry – ISO 7724 Part 1 to 3

Water Vapor Transmission – ASTM D 1653, ISO 7783

Wet-scrub resistance – ISO 11998, ASTM D 2486, ASTM D3450, ASTM D4213, ASTM D4828, ASTM F1319

Liquid water permeability – EN 1062-3

Abrasion Resistance – ASTM D 4060, ASTM D6279

Surface tension measurements- ASTM D257

Electrochemical analyses

Chemical analyses

Spectrophotometer UV visible and near infrared

Spectrophotometer FT-IR

Contact angle measurements – ISO 19403-2

Physical and chemical properties

Scanning Electron Microscopy SEM JSM-7600F

Surface roughness characterisation – ISO 4288, ISO 4287/1, ISO 8503-1, 2, 4 and 5, ISO 13565-2

Thermal analyses:

  • Thermogravimetric analysis (TGA), differential scanning calorimetry (DSC),
  • Thermomechanical analysis (TMA) & dynamic thermomechanical (DMA)
     

LIQUID COATINGS

V.O.C. (Volatil Organic Components) content– ISO 11890-2, ASTM D 2369, EU-Ecolabel,

Fineness of grind and dispersion – ASTM D1210, ISO1524

Determination of hiding power – ISO 6504-3, Pfund

SAG resistance – ASTM D 4400

Viscosity – flow time by use of viscosity cup (ASTM D 1525, DIN 53 244, ASTM D 1200) – Stormer-Krebs, ASTM D 562 – Brookfield viscosity, ASTM D 2196

Pot life – Visual – By viscosity measuring

Solid content by weight – ISO 3251

Density – ISO 2811-1 and 2
 

PIGMENTS OF COATINGS

  • Pigments & fillers characterized by IR-FT high and RX emissions
  • General methods of test for pigments and extenders-Part 7: Determination of residue on sieve – ISO 787-7
     

EPD (Environmental Product Declaration) of coatings

  • According ISO 14025 and EN 15804

Advice on coating development and composition