DSM NeoRez® R-3961 Polyurethane Dispersion PU Dispersion Resin PVC Resin

Product Introduction
NeoRez® R-3961 is a hard yet flexible polyurethane dispersion that can be used in a variety of applications, especially on PVC substrates

Product Features
Type: Anionic, Aliphatic Polyurethane Dispersion
Neutralizer: Triethylamine
Stability: no freezing
Supply Form: 31% in water and n-butylpyrrolidone (9.8%)

Coating properties
– Hard, flexible, chemical and abrasion resistant
-Elongation rate up to 270%, Koenig hardness 130 seconds
-Water, moisture and UV protection
– Adhesion to plastics and metals such as PVC, ABS and PC

Application Information
– Clear and tinted paints for plastics, metals and wood
-Vinyl topcoat
– Gravure and screen printing inks
-Special coatings in floors and buildings
-NeoRez® R-3961 can be easily applied by brush, roller or printing techniques
– A small amount (1-2%) of crosslinker CX-100 will improve chemical resistance and mechanical properties
-NeoRez® R-3961 is compatible with many acrylic emulsions
-Increasing the pH increases the viscosity of the resin
– See our guidelines for specifics

Product Specifications
Properties                                                                               Unit   GAP
Appearance Milky white translucent liquid 0059
Solid content 30.0-32.0 % 0001
pH 6.5-7.5 0016
Brookfield viscosity 10-400 mPa.s 0020

Additional product data
Properties                                                                               Unit   GAP
Density@20˚C 1.04             kg/L
VOC 11.1% 0006
Neutralizer-Triethylamine 1.3 %       %
Preservatives:
CMIT/MIT(3:1) 0.0015 % 0222
(cas no.55965-84-9)

Test method
The test methods (GAP) mentioned in the table are available on request.

Save
Resin should be stored indoors, in unopened, undamaged containers, and in a dry place; store at 5-40°C, out of direct sunlight.

Shelf life
Under the above storage conditions, the shelf life of the resin is 12 months after leaving the factory.