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Q: What are different grades of polystyrene?
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What can you do with polystyrene?

Polystyrene can be used in various industries like Polystyrene Packaging, Construction, Display, Exhibition, Signs, and all areas of the foam industry. Various different items can be produced from polystyrene. For a complete range and details about products please visit: http://www.polystyrene.uk.com/


Why is polystyrene brittle?

Unfilled polystyrene is also known as crystal polystyrene (PS) or general purpose polystyrene (GPPS). However, since crystal polystyrene is brittle, other polymers are added to polystyrene to improve its strength, and copolymers are formed as a result. One such copolymer is high impact polystyrene (HIPS), which is produced by adding polybutadiene rubber to polystyrene during the polymerization process. HIPS is tougher and has a greater impact strength than unfilled polystyrene. There are different types of polystyrene. Extruded polystyrene (XPS) is one form of the polymer that has high tensile strength, with good elasticity. It is commonly known as Styrofoam™. The other common form of polystyrene is expanded polystyrene (EPS). Both EPS and XPS are made from similar materials but there are difference between the two. XPS has a higher density as compared to EPS, due to the absence of air passages between its cells. The higher density makes XPS more rigid and strong. Also, XPS is waterproof and is an effective thermal insulator. Read more in the related link.


What are dangers of polystyrene beads?

Polystyrene is today difficult to be recycled.


Why polystyrene is homopolymer?

Polystyrene is formed from only one monomer - styrene.


Is styrofoam the same as polystyrene?

They are made from the same polymer, polystyrene. Usually polystyrene is clear, hard and rigid, for example in CD cases. However, styrofoam is created by blowing air through liquid polystyrene. The bubbles are locked in the polystyrene as it solidifies, giving the syrofoam used in packaging and cups. The reason it is compressible is because the air is compressed, rather than the hard, rigid polystyrene itself.

Related questions

How to glue polystyrene to a different material?

Silicone is best for that.


Is polystyrene or polyethylene stronger?

No, both are different. Polystyrene is a polymer of styrene (C6H5CH=CH2) whereas polyethylene is a polymer of ethylene (CH2=CH2).


What can you do with polystyrene?

Polystyrene can be used in various industries like Polystyrene Packaging, Construction, Display, Exhibition, Signs, and all areas of the foam industry. Various different items can be produced from polystyrene. For a complete range and details about products please visit: http://www.polystyrene.uk.com/


Is polystyrene biodegradable?

Polystyrene is NOT biodegradable


What is rigid polystyrene?

Rigid polystyrene is a hard plastic Rigid polystyrene is a hard plastic


Which has more crystalline atactic polystyrene or syndiotactic polystyre?

The atactic polystyrene is more crystalline than the syndiotactic polystyrene.


Why is polystyrene called polystyrene?

Because polystyrene is the polymer of the monomer styrene; poli in the Greek language has the meaning of many.


Why is polystyrene brittle?

Unfilled polystyrene is also known as crystal polystyrene (PS) or general purpose polystyrene (GPPS). However, since crystal polystyrene is brittle, other polymers are added to polystyrene to improve its strength, and copolymers are formed as a result. One such copolymer is high impact polystyrene (HIPS), which is produced by adding polybutadiene rubber to polystyrene during the polymerization process. HIPS is tougher and has a greater impact strength than unfilled polystyrene. There are different types of polystyrene. Extruded polystyrene (XPS) is one form of the polymer that has high tensile strength, with good elasticity. It is commonly known as Styrofoam™. The other common form of polystyrene is expanded polystyrene (EPS). Both EPS and XPS are made from similar materials but there are difference between the two. XPS has a higher density as compared to EPS, due to the absence of air passages between its cells. The higher density makes XPS more rigid and strong. Also, XPS is waterproof and is an effective thermal insulator. Read more in the related link.


What grade is this science in because these answers can be different for other grades?

Many Grades


Where can I compare the grades of dv cameras?

There is many online articles to read about the different grades of dv cameras. Such as http://ezinearticles.com/?Grades-of-Video-Cameras-Compared&id=4042951 that can help you in comparing different grades of cameras.


What does the word polystyrene mean?

Polystyrene is a kind of hard plastic.


What is polystyrene made?

Polystyrene is obtained by the polymerization of the monomer styrene.