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Delivers a soft, silky-matte surface finish with excellent visual depth and tactile appeal.
Offers outstanding compatibility with acrylics, polyurethanes, and crosslinkers in solvent-borne and high-solids coating systems.
Provides balanced flexibility and hardness for enhanced film integrity and scratch resistance.
Enables low-VOC formulation potential due to high solids content and reactive carboxyl functionality.
Exhibits good hydrolytic stability and consistent batch-to-batch performance.
High-performance industrial maintenance coatings for metal substrates.
Premium automotive refinish topcoats requiring matte aesthetics and durability.
Architectural metal cladding and façade coatings demanding weather resistance.
Plastic and composite coatings where adhesion and flexibility are critical.
Specialty coil coatings for pre-finished building materials.
| Chemical Type | Carboxyl-terminated polyester resin |
| Product Form | Liquid, solvent-borne |
| Appearance | Clear to pale yellow viscous liquid |
| Acid Value (mg KOH/g) | 38–44 |
| Hydroxyl Value (mg KOH/g) | 10–16 |
| Solids Content (% w/w) | 60–65 |
| Viscosity (mPa·s, 25°C) | 4,000–7,000 |
| Density (g/cm³, 25°C) | 1.08–1.12 |
Q1: What is the primary function of Albester SilkyMatt 6530 in coating and ink formulations?
A: Albester SilkyMatt 6530 is a carboxyl-terminated polyester resin designed to act as a reactive matting agent and rheology modifier. It contributes to controlled surface texture development, enhances scratch resistance, and improves film integrity without compromising clarity or gloss uniformity in high-performance decorative and protective coatings.
Q2: How does Albester SilkyMatt 6530 differ from conventional non-reactive matting agents?
A: Unlike inert silica- or wax-based matting agents, Albester SilkyMatt 6530 contains reactive carboxyl end groups that participate in crosslinking reactions—typically with melamine-formaldehyde or polyisocyanate curing systems. This covalent integration improves durability, chemical resistance, and long-term stability of the matte finish, reducing the risk of blooming or migration.
Q3: Is Albester SilkyMatt 6530 compatible with waterborne systems?
A: Yes—it is formulated for compatibility with both solventborne and waterborne industrial coating systems, including acrylic and polyester-based dispersions. Performance may vary depending on pH, ionic strength, and co-resin selection, so compatibility testing under actual formulation conditions is recommended.
Q4: What is the typical dosage range for achieving optimal matte effect?
A: Dosage depends on the base resin system, film thickness, and desired degree of matting. In most thermoset decorative coatings, effective loading generally ranges from 0.1% to 2% by weight relative to total non-volatile content. Lower additions are often sufficient when targeting subtle satin effects, while higher levels support pronounced matte finishes—always subject to formulation optimization.
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E-mail: wangxingqiang@ericwchem.com
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Building A1, Jiete Industrial Park, Huangpu District, Guangzhou City, Guangdong Province, China
