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POLIVA GR-55 is a medium particle size dispersion of vinyl acetate /veova copolymer emulsion, which is designed for use in a wide variety of decorative paints and surfaces finishing.Paints based on POLIVA GR-55 have improved wet scrub resistance, exterior durability and alkali resistance. In addition they are marked by excellent flow and outstanding stability over long storage time. POLIVA GR-55 has in general very high compounding stability and may be blended with dry pigments and extenders in .the formulation of high build coatings.

Features: Abrasion Resistance, Alkali Resistance, Excellent Flow, Outdoor Durability

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Dispersing system
anionic - non ionic
Technologies

Features & Benefits

Applications & Uses

Recommended Applications
  • High quality, general purpose paints .
  • Semi gloss interior paints .
  • Durable paints for exterior masonry .
  • Low cost, highly extended interior paints.

 

Formulating Notes

COALESCING SOLVENTS
All conventional coalescent solvents could be used successfully with POLIVA GR-55
though the optimum level will vary for each solvent. The level of coalescent included has a marked influence on the scrub resistance of the system. It is considered essential to allow sufficient conditioning time before testing since any solvent retained in the film may create a misleading impression of wet abrasion resistance and consequently resin binding power.  
THICKENERS:
 Traditional thickening agents may be used for viscosity modification of paints based on POLIVA GR-55, like HEC, urethanes or acrylic thickeners.  
PIGMENTS:
 The choice of titanium dioxide is apparently unrestricted since various grades, both heavily-coated and general purpose, performed to a similar degree in terms of scrub resistance.
GENERAL COMMENTS:
In addition to high wet scrub resistance POLIVA GR-55 also confers slight improvements to opacity and whiteness compared to styrene acrylic binders.
POLIVA GR-55 characterized by UV and alkali resistance so there is no risk in using it with high PVC paints or in outdoors applications.
Please stir well before use.

 

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Free Monomermax. 0.1%-
Minimum film forming temperature (MFFT)9ºC-
Particle Sizemax. 0.1micron-
pH Value4 - 5--
Solid Content53 ± 1%-
Specific Gravity (Emulsion at 25°C)1.03gm/cm3-
Viscosity (25°C Brookfield viscometer, SP # 4, rpm 20)2000 - 4000cPs-