Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Kaneka Kane Ace B521 MBS Impact Modifier

Kaneka Kane Ace B521 is a high-performance MBS impact modifier designed for transparent PVC and engineering plastics. It enhances toughness, clarity, and processability without compromising optical properties. Widely used in rigid packaging, medical devices, and automotive interiors, this grade offers excellent dispersion, thermal stability, and weather resistance. Its core acrylic-butadiene-styrene structure ensures balanced impact strength and dimensional stability.
  • kaneka kane ace b521 mbs impact modifier_99185529
  • kaneka kane ace b521 mbs impact modifier_99185529

Features Of Kaneka Kane Ace B521 MBS Impact Modifier

  1. High transparency retention in rigid PVC and engineering thermoplastics.

  2. Excellent low-temperature impact resistance without compromising stiffness.

  3. Good processability in extrusion, injection molding, and calendering operations.

  4. Superior compatibility with PVC, ABS, and PC/ABS blends.

  5. Low extractables and excellent long-term color stability.

Typical Applications Of Kaneka Kane Ace B521 MBS Impact Modifier

  1. Rigid transparent PVC profiles for window frames and doors.

  2. Automotive interior trim requiring clarity and toughness.

  3. Medical device housings where sterilizability and optical quality are critical.

  4. Consumer electronics enclosures demanding scratch resistance and dimensional stability.

  5. Transparent packaging components for high-barrier food and pharmaceutical applications.

Specifications Of Kaneka Kane Ace B521 MBS Impact Modifier

Chemical TypeMethacrylate-Butadiene-Styrene (MBS) copolymer
Product FormFree-flowing white to off-white granules
AppearanceOpaque white granules, uniform size distribution
Primary ApplicationsImpact modification of rigid PVC, ABS, and PC/ABS blends
Key FeaturesHigh transparency, low-temperature toughness, thermal stability up to 200°C
BenefitsEnables thin-wall design, reduces part brittleness, improves melt strength
Recommended Loading Range3–12 wt% depending on base resin and performance requirements
Storage ConditionsStore in cool, dry place; protect from moisture and direct sunlight


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