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Methyl Methacrylate-Butadiene-Styrene (MBS) Impact Modifier for PVC - China Suppliers & Factory
Product Introduction
When 5%-10% MBS resin is added to the production of PVC, the impact strength of the product can be increased by 4-15 times, and the cold resistance and processing fluidity of the product can also be improved perfectly.
As the refractive index of MBS is similar to PVC, so it will not affect the transparency of PVC product to use MBS as impact modifier.
MBS is a superior material for improving the impact resistance of PVC and manufacturing transparent PVC products, so it is a widely used PVC impact modifier in PVC industry and most of all transparent PVC products use it as the impact modifier. Therefore, MBS resin as an impact modifier for PVC industry has a wide range of application prospects.
Product parameters
| Type/Specification | Unit | MB-616 | MB-872 | MB-875 |
|---|---|---|---|---|
| Apparent density | g/cm3 | 0.45±0.10 | 0.45±0.10 | 0.45±0.10 |
| Sieve residue (30 mesh) | % | ≤2.0 | ≤2.0 | ≤2.0 |
| Volatile content | % | ≤1.0 | ≤1.0 | ≤1.0 |
Product Characteristics
| Feature | Specification |
|---|---|
| Structure | Core-shell structure |
| Transparency | Yes |
| Weather-ability | No |
| Impact efficiency | Good |
Product application
FINE MBS is suitable for transparent and non-transparent PVC products.
The application filed includes: opaque PVC extrusion products such as PVC sheets, profiles, pipes; opaque PVC molding products such as pipe fittings; transparent PVC products such as PVC film, sheet, bottle, cosmetic packing, blister packs, container, Christmas tree leaves and so on.
FINE MBS impact modifier can provide superior low-temperature resistance for extrusion, injection molding and calendering PVC products.
PVC horticultural products
PVC Molding
Transparent PVC sheet
PVC profile
Frequently Asked Questions
Q1:
What are the benefits of adding MBS resin to PVC?
Adding 5%-10% MBS resin to PVC production can significantly increase the impact strength of the final product by 4-15 times. It also perfectly improves the cold resistance and processing fluidity of the PVC product.
Q2:
Does MBS resin affect the transparency of PVC products?
No, it does not. Because the refractive index of MBS is very similar to PVC, using MBS as an impact modifier does not affect the transparency of the PVC product.
Q3:
What are the typical applications of FINE MBS?
FINE MBS is suitable for both transparent and non-transparent PVC products. This includes opaque items like sheets, profiles, pipes, and molded pipe fittings, as well as transparent items like films, sheets, bottles, cosmetic packaging, blister packs, containers, and Christmas tree leaves.
Q4:
Can FINE MBS improve PVC performance in low temperatures?
Yes, FINE MBS impact modifier provides superior low-temperature resistance for PVC products manufactured through extrusion, injection molding, and calendering.
Q5:
What are the core characteristics of MBS resin?
MBS resin features a core-shell structure that offers high impact efficiency and excellent transparency. However, it does not possess weather-ability.
Q6:
What is the apparent density and volatile content of MBS resin?
Across specifications like MB-616, MB-872, and MB-875, the apparent density is 0.45±0.10 g/cm³, and the volatile content is maintained at ≤1.0%.

