SK Chemicals 865 Impact Modifier

Features Of SK Chemicals 865 Impact Modifier

1. Excellent toughening and wear resistance, significantly improving toughness and wear resistance without affecting other properties of the substrate, extending product service life

2. Wide compatibility, well-matched with PP, EVA, EPDM and other rubber-plastic materials, widely applicable to various modification scenarios

3. High elasticity and buffering, outstanding resilience and flexibility, good shock absorption and buffering effect, stable performance even in low temperature environments

4. Superior processability, good melt fluidity and formability, efficient and simple molding, suitable for large-scale production

5. Stable quality, full-process quality control, consistent performance in different environments, suitable for various harsh working conditions

Typical Applications Of SK Chemicals 865 Impact Modifier

1. Automotive Field: Impact modification of bumpers, instrument panels and other components, improving impact resistance and structural toughness

2. Wires & Cables: Insulation and sheathing materials, with excellent insulation and wear resistance, ensuring the safety and durability of wiring use

3. Shoe Materials & Sports Goods: Sports shoe midsoles, slippers, etc., providing high elasticity and wear resistance to enhance wearing experience

4. Waterproof Membranes: Blended with EVA/HDPE for anti-leakage and anti-seepage in civil engineering such as highways, tunnels and civil buildings

5. Packaging Materials: Additive component for food/industrial packaging, improving the tear and heat seal performance of packaging materials

6. Hot Melt Adhesive: Replacing EVA to produce high-grade hot melt adhesive, odorless, low density, with excellent coating and bonding effect

Specifications Of SK Chemicals 865 Impact Modifier

SK Chemicals 865 Impact Modifier – Frequently Asked Questions (FAQ)

Q1: What is the primary polymer matrix compatibility of SK Chemicals 865?

A: SK Chemicals 865 is specifically engineered for use in rigid PVC formulations, where it enhances impact resistance without compromising dimensional stability or processability. It demonstrates good compatibility with both suspension and emulsion PVC resins.

Q2: How does SK Chemicals 865 affect processing behavior during extrusion or injection molding?

A: The modifier supports smooth melt flow and consistent torque development in standard PVC processing equipment. It typically contributes to stable extrusion output and reduced melt fracture tendencies, especially in profiles and sheets requiring high surface quality.

Q3: Does SK Chemicals 865 influence the thermal stability or long-term color retention of PVC compounds?

A: When used within recommended dosage ranges and in conjunction with standard PVC stabilizer systems, SK Chemicals 865 does not negatively impact thermal stability or yellowing resistance. Its molecular design minimizes contribution to degradation pathways under typical processing conditions.

Q4: What is the typical dosage range for optimal impact performance in rigid PVC applications?

A: Dosage depends on formulation requirements and end-use performance targets, but SK Chemicals 865 is generally effective at low concentrations—typically ranging from 0.1% to 2% by weight relative to the PVC resin—providing balanced toughness improvement without sacrificing stiffness or clarity.