PRODUCT NUMBER

PRODUCT NAME

80-1

CLEAR WATERBASED URETHANE ADHESION PROMOTER

 

GENERAL DESCRIPTION

 

Tyger Coating’s #80-1 Clear Urethane is a 1K, water reducible hydroxy-functional polyurethane dispersion based on dicyclohexylmethane diisocyanate (H12MDI)

 

RECOMMENDED USES

 

This product is recommended as an adhesion promotion layer for coupling polyurethane foam to metal.

 

SURFACE PREPARATION

 

At a minimum for acceptable performance, surfaces to be coated must be clean and dry, free of oil/grease, loose rust/paint, weld spatter, burning slag, dust, and chalk.  Feather all rough or sharp edges. Existing coatings must be tightly adhering.

 

Some well-cured existing coatings may need to be deglossed by sanding or abrasion for this coating to develop its best adhesion; test patches should be made to determine if adhesion is adequate.

 

THINNING

 

Add a little water at a time with constant gentle agitation to a maximum of 5% by volume.

 

APPLICATION EQUIPMENT

 

May be applied by dipping, flow coat, brush, roller, or spray. Dipping is the preferred method of application. 1-2 Mils wet film thickness recommended. Use roller covers with 3/8 to 1/4 - inch nap.  Brushes should be of polyester or nylon construction. This product may be used with a cup type spray gun. 

 

 

DRYING TIME

 

Cure at 4500F PMT (Peak Metal Temperature) for 40 seconds recommended.

 

CLEANUP

 

Clean equipment with warm  water before the film dries.

 

ENVIRONMENTAL

 

This product meets current air pollution regulations regarding hydrocarbon and ozone reactive emissions.  It is VOC compliant for the railcar maintenance industry, and contains no chromates, zinc, or free isocyanate. This product complies with current federal regulations regarding the use of lead in paint.

 

PHYSICAL PARAMETERS

 

VOC, ASTM D-3960:  2.04 lb/gal

NONVOLATILE %:

  By weight:    35.34      By volume:  30.84

DENSITY, ASTM D-1475:    8.84 lb/gal

 

ORGANIC SOLVENT, % by weight: 7.45

THEORETICAL COVERAGE:  495 ft2/gallon/mil, dry film

INITIAL GLOSS, 600:   > 85

 

TEST DATA1

 

SOLVENT RESISTANCE, ASTM D-4752:

   MEK (100 double rubs):  pass

   Toluene (100 double rubs):  pass

 

NaOH Resistance (5%),

0% adhesion loss 4 hour immersion.

0% adhesion loss 24 hour immersion.

 

 

1Film properties at15 minutes 2040C.

THIS INFORMATION RESULTS FROM TESTS CONDUCTED IN A LABORATORY UNDER LABORATORY CONDITIONS.  DIFFERENT RESULTS MAY BE OBTAINED IN COMMERCIAL USE OF THIS PRODUCT UNDER FACTORY OR FIELD CONDITIONS.  TYGER COATINGS LLC  MAKES NO WARRANTY CONCERNING THE SUITABILITY OF THIS PRODUCT FOR THE END USE CONTEMPLATED BY THE BUYER, EXCEPT THAT THE PRODUCT SHALL BE IN COMPLIANCE WITH THE TECHNICAL SPECIFICATIONS PRESENTED HEREIN.         

REVISED 11-10-2003