introduction to sartomer uv-puds
DESCRIPTION
UV-curable polyurethane dispersions (UV-PUDs) have become a well established and commercially successful class of products because of their combination of low environmental impact, range of achievable properties and ease of use. This presentation provides an overview of Sartomer's UV-PUDs, including end applications, liquid properties, processing and curing conditions, performance rankings and other features. For more information, go to www.sartomer.com and follow Sartomer on Twitter @SartomerGlobal.TRANSCRIPT
Introduction to Sartomer UV-PUDs
Markets for UV-PUD
! Wood Coatings ● Furniture, Cabinetry, Moldings, ● Doors, Windows
! Flooring ● Factory or Site-Applied ● Wood, Vinyl, Concrete
! Plastic Coatings ● Soft Touch or Hard Coats
! Fabric or Leather Treatments
! Electronics ● Coatings and Adhesives
! Metal Coatings
Liquid Properties of Sartomer’s New PUDs
Product Designation
Percent Solids
Viscosity @ 25 C, cps
pH Mean Particle Size (nm)
NTX12874 39-41 10-12 7.3 – 8.0 125
NTX12880 40-42 8 - 15 7.3 – 7.9 120
NTX12945 39-41 10-12 7.2 – 7.9 140
Competitive Control
35 20 8.0 <150
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! Sartomer UV-PUDs have good dispersion stability in room temperature, 60oC and 1 hr centrifuge tests
! Control is a commercial UV-PUD promoted for use in premium wood furniture coatings
Processing and Curing Conditions
! Formulation: UV-PUD diluted to 35% solids plus standard additives and photoinitiators
! Film Thickness: 6.0 mils wet/2.0 mils dry
! Substrates: Glass (hardness and tensile), Leneta charts (KCMA stain), aluminum panels (MEK resistance and Taber abrasion)
! Drying Conditions: 30 min @ 72oF/50% RH, 30 min @ 60oC
! Cure Conditions: 2 x 400 W/in. Hg lamps @ 50 ft/min
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Performance in UV-Cured Wood Coatings
! Products shown are available for sampling under NDA.
! Pilot plant quantities are available.
! Please contact your sales representative.
0 1 2 3 4 5
HardnessSolvent ResistanceWater ResistanceStain Resistance
Abrasion ResistanceQUV Yellowing
Flexibility
Performance Ranking5 = Best
Sartomer NTX12945 Sartomer NTX12880
Sartomer NTX12874 Competitive Control
! Sartomer products meet or exceed performance of competitive commercial standards in typical wood coatings tests.
! NTX12880 will pass TSCA review and commercialize as of March 30th.
! NTX12874 and NTX12945 TSCA registrations will be completed mid Q2.
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Features of SR UV-PUDs
! Solvent, surfactant and tin free
! Good flow, leveling and film forming properties; low MFFT
! Supplied at 40+% solids
! Compatible with other WB coatings polymers
! Dry to touch after water removal
! Easily matted to a low-gloss finish
! Good hardness and abrasion resistance without brittleness
! Good water, stain and chemical resistance
! Warm appearance on wood
! Non-yellowing by QUV accelerated testing
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For more information:
www.sartomer.com
(800) SARTOMER
(610) 363-4100
@SartomerGlobal on Twitter
Thank you