High-purity sodium bicarbonate specifically engineered for pigment-grade performance in demanding industrial applications.
Controlled particle size distribution ensuring excellent dispersion stability and consistent color development.
Low heavy metal content and stringent batch-to-batch reproducibility compliant with global regulatory expectations.
Non-caking formulation with optimized flowability for seamless integration into dry-blend and wet-process pigment systems.
Neutral pH buffering capacity that supports formulation stability without compromising compatibility with sensitive binders or resins.
Functional filler and pH stabilizer in architectural and industrial waterborne coatings.
Alkaline buffer and nucleation agent in specialty plastic masterbatches for automotive interior components.
Processing aid and acid-neutralizing agent in high-performance rubber compounds for tire sidewalls and extruded profiles.
Carrier and dispersing enhancer in heat-sensitive inkjet and UV-curable ink formulations.
Reactive component in flame-retardant intumescent systems for fire-resistant cable coatings and construction sealants.
| Chemical Type | Sodium bicarbonate (NaHCO₃) |
| Product Form | Fine white crystalline powder |
| Appearance | Free-flowing, non-dusting white powder |
| Primary Applications | Pigment-grade functional additive in coatings, plastics, rubber, inks, and flame-retardant systems |
| Key Features | High purity, controlled particle size, low moisture, low chloride and heavy metals |
| Benefits | Enhanced dispersion, improved pH control, reduced formulation variability, regulatory compliance support |
| Storage Conditions | Store in cool, dry, well-ventilated area; protect from moisture and strong acids |
| Shelf Life | 24 months under recommended storage conditions |
Q1: What is Solvay BICAR Z Pigment primarily used for?
A: Solvay BICAR Z Pigment is a high-performance, thermally stable white pigment designed for demanding polymer applications—especially in polyolefins, engineering plastics, and thermoplastic elastomers—where consistent whiteness, low haze, and excellent dispersion are required.
Q2: How does BICAR Z differ from standard calcium carbonate pigments?
A: BICAR Z is a surface-modified, ultra-fine precipitated calcium carbonate with controlled particle size distribution and tailored surface chemistry, offering superior optical properties, improved melt flow behavior, and enhanced compatibility with non-polar polymers compared to conventional ground or unmodified calcium carbonates.
Q3: Is BICAR Z suitable for food-contact or medical-grade polymer applications?
A: BICAR Z is manufactured under strict quality control and complies with general food-contact regulations for indirect additives in many major markets. However, final regulatory compliance depends on the full formulation, processing conditions, and end-use application—users must validate suitability per applicable local and regional requirements.
Q4: What is the typical dosage range for BICAR Z in polymer compounds?
A: Dosage varies depending on the polymer matrix, desired opacity/whiteness level, and mechanical property targets—but it is typically used at low concentrations, generally ranging from 0.1% to 2% by weight in masterbatch or direct-compound formulations.
Q5: How should BICAR Z be handled and stored to maintain performance?
A: Store in a dry, cool environment, protected from moisture and contamination. Keep containers sealed when not in use. Avoid prolonged exposure to high humidity, as this may affect dispersion efficiency during compounding.
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