Overview of Styrene Acrylonitrile (SAN)

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Overview of Styrene Acrylonitrile (SAN)
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Overview of Styrene Acrylonitrile (SAN) including background, history, advantages, limitations and typical applications.
Background: Styrene acrylonitrile (SAN) copolymers have been available since the 1940s. Initially the price of styrene acrylonitrile materials was too high for it to be used in more than a few specialized applications.

SAN Generics

- SAN

Typical SAN Applications

- Automotive Applications
- Electrical/Electronic Applications
- Household Goods
- Appliances
- General Purpose
- Containers
- Cosmetics
- Electrical Parts
- Medical/Healthcare Applications

Advantages of SAN

- Chemical Resistance, Good
- Heat Resistance, High
- Clarity, High
- Copolymer
- General Purpose
- Dimensional Stability, Good
- Flow, Good
- Flow, High
- Rigidity, High

Disadvantages of SAN

- Higher water absorption than polystyrene
- Low thermal capability
- Low impact strength
- Yellows more quickly than PS
- Higher processing temperatures
- Flammable with high smoke generation

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