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PolyCoat

DESCRIPTION:

AT-POLY COAT is a two component polyurethane based coating system which acts as a impermeable membrane to salt water, soap water, dilute acids, alkalis and various other chemical solutions. AT-POLY COAT coating/elastomeric nature is derived from the reaction of an isocyanine component and a resin based component. TECHNICAL CONCEPT: The catalyst-free isocyanine/amine reaction is normally rapid, proceeding to competition within few seconds. Working time (‘gel time’) generally fall within the sub-five-second range, thus requiring specialised mixing and application equipment. High pressure two-component spray machines equipped with impingement mixing have proven efficient and entirely adequate for sufficient blending and rapid dispensing of the AT-POLY COAT raw materials. It is chiefly this equipment that allows AT-POLY COAT technology to venture outside the realm of Reaction Injection Molding (RIM).

APPLICATION AREAS:

  • For waterproofing of external vertical walls of buildings
  • Building roof terraces
  • Flat slopping roofs chajjas concrete / steel water tanks (externally)
  • For corrugated AC sheets roofing

ADVANTAGES:

  • AT-POLY COAT elastomer coatings offer many advantages over their traditional counterparts (i.e. polyurethanes, polyurethane-urea hybrids). The following list the highlights a number of polyurea’s advantages:

i. FAST CURE – AT-POLY COAT can be sprayed on slopped (and even vertical) surfaces without drip or run formation. Foot traffic can be resumed on coatings applied to horizontal surfaces within 30 seconds.
ii. WATER INSENSITIVITY – Relative moisture and temperature insensitivity during application. Little effect is encountered on adhesion or coating performance due to weather variations (i.e. high humidity, temperature and residual moisture).
iii. 100% SOLID – Two components, one-coat system can be sprayed and poured at 1: 1 volume ratio. Eliminates the need for multi-coat applications. it is environment friendly.
iv. WATER INSENSITIVITY – Relative moisture and temperature insensitivity during application. Little effect is encountered on adhesion or coating performance due to weather variations (i.e. high humidity, temperature and residual moisture).
v. WATER INSENSITIVITY – Relative moisture and temperature insensitivity during application. Little effect is encountered on adhesion or coating performance due to weather variations (i.e. high humidity, temperature and residual moisture).
vi. 100% SOLID – Two components, one-coat system can be sprayed and poured at 1: 1 volume ratio. Eliminates the need for multi-coat applications. it is environment friendly.
vii. Excellent physical properties, including tensile strength, tear strength and elongation.
viii. Thermal stability. Stable up to 150ºC.
ix. Pigment compatible. Colorants can be added to change appearance and light-stability.
x. Formulation flexibility. Can be formulated into products ranging from soft to hard elastomer.
xi. Reinforcible fibers and fillers can be incorporated during application.
xii. Relative high flexibility combined with high strength
xiii. Good tear resistance
xiv. Good chemical resistance

TECHNICAL INFORMATION:

MIXING RATIO PART I : PART II 90 : 10 parts by volume
CONSISTENCY OF THE MIX Brush-able
APPLICATION TIME (POT LIFE) AT 30ºC 1.5-2 hours
SURFACE DRY TIME (TACK FREE TIME) 15 – 30 minutes
HARD DRY AT 30ºC 1 – 2 hours
COMPLETE CURING TIME AT 30ºC 8 hours minimum
RE-COATIBILITY TIME AT 30ºC 10 to 12 hours
FINISH Smooth/Semi gloss
DRY FILM THICKNESS 40 – 45 microns / coat
COVERAGE CONCRETE : 40 – 45 sq ft/kg/coat STEEL : 70 – 75 sq ft/kg/coat

(All technical data stated herein is based on tests carried out under laboratory condition)

PACKAGING & STORAGE:

  • AT-POLY COAT is available in the following pack:
    • 4 kg, 20 kg pack
  • Shelf life is 6 months in sealed containers as provided
  • Keep containers sealed and away from heat and cold in a well ventilated area (10ºC to 35ºC)

HEALTH & SAFETY:

  • Protect hands with rubber gloves and eyes with goggles.
  • This chemical is harmless to human body.
  • Accidental splashes to the skin or eyes must be rinsed immediately with clean water.
  • Store in well-labeled containers.
  • Non dangerous goods, please observe Material Safety datasheet.