DuPont Elvaloy AC1330 Impact modifier

Features Of DuPont Elvaloy AC1330 Impact modifier

1. Balanced flexibility and lubricity: 30% methyl acrylate content ensures excellent flexibility, while the built-in slip agent reduces processing friction and film blocking.

2. Excellent equipment compatibility: Suitable for standard polyethylene extrusion lines, enabling rapid production without additional modifications.

3. High thermal stability: Maximum processing temperature up to 310°C, with no significant degradation at high temperatures, ensuring consistent product performance.

4. Broad compatibility: Blendable with PE, PP and other polyolefin resins to enhance substrate flexibility and impact resistance.

5. Good process adaptability: Melt flow rate and density parameters are optimized for extrusion and casting processes, facilitating precise control of product thickness and appearance.

Typical Applications Of DuPont Elvaloy AC1330 Impact modifier

1. High-flexibility polyolefin film production: Used in food packaging, agricultural mulch films, etc., to improve puncture and tear resistance.

2. Cast film/composite film processing: As a functional layer material to optimize film surface lubricity and interlayer adhesion.

3. Toughening of polyolefin injection-molded products: Enhancing low-temperature crack resistance of home appliance parts and automotive interior components.

4. Masterbatch carrier resin: Improving dispersion of fillers and additives to reduce surface defects of products.

5. Heat-seal layer modification: Enhancing low-temperature heat-sealing performance and seal strength of packaging materials.

Specifications Of DuPont Elvaloy AC1330 Impact modifier

DuPont Elvaloy AC1330 Impact modifier – Frequently Asked Questions (FAQ)

Q1: What is the primary function of Elvaloy AC1330 in polymer formulations?

A: Elvaloy AC1330 is an ethylene-based terpolymer impact modifier designed to enhance toughness, low-temperature ductility, and stress crack resistance in rigid thermoplastics—particularly polypropylene (PP), polyethylene (PE), and engineering resins—without significantly compromising stiffness or processability.

Q2: Is Elvaloy AC1330 compatible with polypropylene homopolymers and copolymers?

A: Yes, Elvaloy AC1330 exhibits excellent compatibility with both PP homopolymers and random/impact copolymers. Its ethylene–acrylate–vinyl alcohol structure promotes favorable interfacial adhesion and dispersion, enabling effective toughening without phase separation under standard compounding conditions.

Q3: How is Elvaloy AC1330 typically incorporated into a polymer system?

A: It is commonly introduced via dry-blend followed by melt compounding—using twin-screw extruders or internal mixers—at temperatures appropriate for the base resin. Pre-compounding as a masterbatch is also widely practiced to ensure uniform distribution and optimal performance.

Q4: Does Elvaloy AC1330 affect the thermal stability or processing window of the host polymer?

A: Elvaloy AC1330 demonstrates good thermal stability during conventional extrusion and injection molding. While it may slightly reduce the onset degradation temperature relative to unmodified PP or PE, this effect is generally within acceptable limits when processed below 240 °C and with standard stabilizer packages.

Q5: What are typical dosage levels for achieving noticeable impact improvement?

A: Dosage depends on the base resin, desired performance balance, and end-use requirements, but Elvaloy AC1330 is typically used at low concentrations—generally ranging from 0.1% to 2% by weight—to achieve meaningful improvements in notched Izod impact strength and environmental stress crack resistance.