MBS Impact Modifier

Description

MBS (methyl methacrylate–butadiene–styrene copolymer) is a ternary copolymer formed by emulsion graft polymerization of methyl methacrylate (MMA), butadiene (B), and styrene (S). It features a core–shell structure, where the butadiene core provides excellent toughness, while the grafted MMA–styrene shell enhances compatibility with PVC and improves transparency.

As a highly efficient impact modifier for both opaque and transparent products, MBS has a wide range of applications, including opaque extrusion products, opaque molded items, as well as transparent products, and decorative items.

Key Performance Features

• High Impact Strength: Significantly enhances the toughness of PVC, ABS, PC, and other plastics, especially for high-transparency PVC applications.
• Transparency: With a refractive index close to PVC, MBS maintains excellent transparency in finished products, suitable for films, sheets, and other clear items.
• Low-Temperature Resistance: It offers reliable performance in cold environments, extending application possibilities.
• Improved Processing: It enhances PVC melt flow, prolongs processing cycles, and boosts production efficiency.
• Excellent Compatibility: It exhibits strong compatibility with PVC and other polymer systems, minimizing migration and ensuring stable performance.

Parameters

Catalog	Impact Resistance	Transparency	Flexural Whiteness Retention	Characteristics	Similar Models
PS-IM-MBS001	★★★★☆	☆	★	Opaque type, with high cost-effectiveness	B-56, BTA-753, LGMB-838A
PS-IM-MBS002	★★★★★	☆	★	Opaque type, with excellent impact resistance performance	B-564, BTA-753
PS-IM-MBS003	★★☆	★★★★	★★★★	Transparent type, excellent transparency and resistance to flexural whiteness	B-513/B-610, BTA-780S, BTA-702S, BTA-707, LGMB-800, LGMB-802
PS-IM-MBS004	★★★★	★★★	★★	Transparent type, excellent impact resistance and transparency	B-622, B-621, BTA-730, BTA-731, BTA-733ER, LGMB-880
PS-IM-MBS005	★★★☆	★★★	★★	Transparent type, general use	B-522, B-52, BTA-717, LGMB-872
PS-IM-MBS006	★★★	★★★	★★		B-22, BTA-717

Applications

PS-IM-MBS is a versatile additive that enhances impact strength, clarity, and durability across a wide range of polymer products.

• Transparent PVC Products

Used in sheets, films, bottles, cosmetic containers, and other clear PVC items, providing excellent impact strength while maintaining high transparency.

• Building and Decorative Materials

Ideal for PVC sheets, pipes, profiles, and decorative panels, improving durability, toughness, and low-temperature performance for long-lasting outdoor and indoor use.

• Packaging Materials

Applied in thermoformed packaging, blister packs, and cards, enhancing impact resistance, processing efficiency, and product aesthetics.

• Food and Medical Industry Applications

Suitable for food-grade PVC products, ensuring safety, toughness, and clarity in disposable medical devices and packaging.

• General Polymer Reinforcement

It enhances impact performance and processing of PVC, ABS, PC, and other compatible polymer systems, extending versatility across multiple industrial applications.

Handling and Storage

Store in a cool, dry, and ventilated area, away from incompatible materials and moisture.

PS-IM-MBS impact modifier delivers exceptional toughness, clarity, and processing advantages across a wide range of applications, from packaging to construction materials. We welcome you to contact us for product details, technical support, and tailored solutions to meet your specific needs.