Rheology modifier STD-9020

Composition: Polyamide wax dispersion

Appearance: light yellow paste

Active ingredient: 20%

Solvent: Mixed aromatic hydrocarbons

Scope of Application:

Suitable for all kinds of solvent-based coatings, ink systems

Category	Details
Product Name	STD-9020 High-Temperature Thixotrope
Chemical Type	Organically modified layered silicate (OMLS)
Key Applications	–Solvent-Based Systems: Epoxies, polyurethanes –High-Temp Coatings: Powder coatings, thermal sprays –Oil-Based Drilling Fluids
Function	Forms house-of-cards structure for thermal stability and anti-settling
Advantages	–Heat Resistance: Maintains viscosity up to 180°C –Sedimentation Control: >95% particle suspension –Low Shear Thinning: 10x viscosity reduction under stress
Technical Data	–Appearance: Fine white powder –Particle Size: D50=8μm –Recommended Dose: 1.0-4.0% w/w –Activation Temp: 60°C
Usage Method	–Dispersion: Pre-mix with resin@80°C –Equipment: High-shear mixer –Storage Temp: <30°C
Performance	–Thixotropic Index: 8-12 (ASTM D2196) –Storage Modulus: Increases 500% after activation
Safety	–Handling: Use dust mask –Flash Point: N/A (solid) –Shelf Life: 24 months (dry storage)
Compatibility	Synergistic with fumed silica, works in polar/non-polar media

Rheological Properties of STD-9020

Property	Value	Test Method
Appearance	White to off-white powder	Visual inspection
Active Content	≥98%	Gravimetric analysis
pH (1% solution)	6.0–8.0	pH meter
Brookfield Viscosity	5.000–10.000 cP (1% solution)	ASTM D2196
Thixotropic Index	3.0–4.0	Shear rate ramp test

Recommended Applications & Dosages

Application	Recommended Dosage	Key Effect
Water-based coatings	0.2–0.8%	Prevents sagging, improves leveling
Adhesives & sealants	0.3–1.0%	Enhances green strength
Personal care products	0.1–0.5%	Improves cream texture
Construction materials	0.5–1.5%	Reduces cracking in mortars

Why Choose STD-9020?

✅Superior Stability– Prevents phase separation in storage

✅Low Dosage Efficiency– Reduces formulation costs

✅Wide Compatibility– Works in solvent- and water-based systems

✅Eco-Friendly– Free from heavy metals and harmful solvents

Conclusion

Rheology Modifier STD-9020 is a versatile and efficient solution for viscosity control across multiple industries. Its excellent shear-thinning behavior, stability, and compatibility make it ideal for formulators seeking consistent performance.

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