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High solids content for improved formulation efficiency and reduced VOC emissions.
Excellent hydrolytic stability, ensuring long-term storage and in-can shelf life.
Superior film formation at ambient temperature without coalescing agents.
Good hardness development combined with flexibility and impact resistance.
Low odor and non-toxic profile, supporting safer handling and sustainable manufacturing.
Architectural interior and exterior wall paints.
Industrial maintenance coatings for metal and concrete substrates.
Wood coatings including clear varnishes and pigmented stains.
General-purpose waterborne primers and topcoats.
Low-VOC decorative and protective coatings for furniture and cabinetry.
| Chemical Type | Acrylic copolymer dispersion |
| Product Form | White to slightly bluish opaque liquid |
| Appearance | Homogeneous, free-flowing aqueous dispersion |
| Solids Content (wt%) | 48–50% |
| pH | 8.0–9.0 |
| Viscosity (mPa·s, Brookfield RVT, #2 spindle, 20 rpm) | 150–350 |
| Density (g/cm³ at 25°C) | 1.01–1.03 |
| Minimum Film Formation Temperature (MFFT) | ≈20°C |
Q1: What is the primary function of NeoCryl XK-12 in waterborne coatings formulations?
A: NeoCryl XK-12 is a reactive associative thickener designed to provide efficient rheology control—particularly enhanced sag resistance and improved leveling—without compromising sprayability or film formation in low-VOC, waterborne acrylic systems.
Q2: Is NeoCryl XK-12 compatible with other common thickeners and additives?
A: Yes, NeoCryl XK-12 is generally compatible with nonionic and anionic surfactants, coalescing agents, and most standard waterborne acrylic and vinyl acetate-based resins. However, compatibility with cationic additives or highly acidic components should be verified experimentally due to its associative mechanism.
Q3: How should NeoCryl XK-12 be incorporated into a formulation to ensure optimal performance?
A: It is recommended to add NeoCryl XK-12 during the let-down stage, after pigments and primary binders are fully dispersed, under moderate agitation. Premixing with a portion of the formulation water or a compatible solvent helps ensure uniform distribution and avoids localized viscosity spikes.
Q4: Does NeoCryl XK-12 contribute to film properties such as gloss or durability?
A: As a non-film-forming rheology modifier, NeoCryl XK-12 does not directly contribute to final film hardness or chemical resistance. However, by enabling better application control and uniform film build, it supports consistent appearance—including improved gloss uniformity—and indirectly supports robust film integrity.
Q5: Can NeoCryl XK-12 be used in architectural versus industrial waterborne coatings?
A: Yes—it is widely applied in both architectural interior/exterior paints and industrial maintenance coatings where balanced flow, anti-sag performance, and storage stability are critical. Its waterborne nature and low VOC contribution make it especially suitable for environmentally regulated applications.
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E-mail: wangxingqiang@ericwchem.com
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