Dow CAT 30000PA CMC PEO HPMC Thickener

Features Of Dow CAT 30000PA CMC PEO HPMC Thickener

1. Multi-polymer synergistic formulation combining carboxymethyl cellulose (CMC), polyethylene oxide (PEO), and hydroxypropyl methylcellulose (HPMC) for balanced rheology control.

2. Excellent water solubility and rapid dispersion without lumping, enabling efficient cold-water hydration.

3. High shear-thinning behavior with strong pseudoplasticity, supporting sprayability and brushability in coatings and construction mortars.

4. Enhanced storage stability and anti-sag performance in high-solids formulations across varying pH and temperature conditions.

5. Low odor, non-toxic profile compliant with major global regulatory frameworks for industrial and consumer-facing applications.

Typical Applications Of Dow CAT 30000PA CMC PEO HPMC Thickener

1. Water-based architectural paints and interior wall coatings.

2. Cementitious tile adhesives and self-leveling underlayments.

3. Textile printing pastes requiring precise viscosity build and pigment suspension.

4. Agrochemical suspension concentrates (SC) and herbicide formulations.

5. Personal care gels and aqueous-based cosmetic emulsions.

Specifications Of Dow CAT 30000PA CMC PEO HPMC Thickener

Dow CAT 30000PA CMC PEO HPMC Thickener – Frequently Asked Questions (FAQ)

Q1: What is the primary function of Dow CAT 30000PA in formulations?

A: Dow CAT 30000PA is a multi-polymer thickening system designed to provide synergistic rheology control—enhancing viscosity, improving suspension stability, and delivering non-drip or shear-thinning behavior in aqueous systems. Its blended composition leverages complementary mechanisms from carboxymethyl cellulose (CMC), polyethylene oxide (PEO), and hydroxypropyl methylcellulose (HPMC).

Q2: Is Dow CAT 30000PA compatible with common surfactants and electrolytes found in industrial cleaners or construction additives?

A: Yes, this thickener exhibits broad compatibility with anionic, nonionic, and amphoteric surfactants, as well as moderate tolerance to low-to-mid concentrations of salts (e.g., sodium carbonate, sodium silicate). Performance may vary depending on ion type and concentration, so formulation-specific compatibility testing is recommended.

Q3: How should Dow CAT 30000PA be dispersed to avoid clumping or fisheyes?

A: For optimal dispersion, pre-wet the powder with a water-miscible liquid (e.g., glycol or ethanol) or add it slowly under high-shear mixing into the aqueous phase. Avoid direct addition to cold, stagnant water. Hydration time and temperature influence final viscosity development—full performance is typically achieved after aging for several hours at ambient conditions.

Q4: Can Dow CAT 30000PA replace single-polymer thickeners in existing formulations?

A: It can serve as a functional alternative or performance enhancer in many applications where CMC, PEO, or HPMC are used individually—particularly where improved sag resistance, enhanced suspension, or balanced flow behavior is desired. However, dosage and processing conditions will likely differ, so reformulation and rheological validation are advised.