Plastics & Polymers

Why do you think people use plastic for their products ?

• Because it's strong
• Because its very cheap and it's easy to make
• Because it's expensive
• Because it's rare and it's good for the enviorment

What are the 2 types of Polymers?

• Thermosetting Plastics

• Thermochromic Plastics

• Thermoplastics

• Thermopolymers

Which of these are thermoplastic properties

• Reshaping capabilities

• Resistant to high temperatures

• Recyclable

• Cannot be recycled

• Permanant Shape

Which type of chain would be found in a thermosetting plastic?

• Branched chain

• Continuous chain

• Cross linked chain

• Linear chain

Plastics are most often derived from what raw materials?

• Fossil fuels

• Wood pulp

• Clay

• Metallic oxides

Thermosetting Plastics

• Can be reshaped using heat and pressure.

• Are lighter plastics

• Can be recycled

• Can not be reshaped using heat and pressure

Polymers are made of

• Acids

• Hydrogen

• Carbons

• Monomers

Which is not a polymer found in nature

• DNA

• Teflon

• Starch

• Silk

Thermoplastic polymers melt when heated, while thermosetting polymers do not melt when heated. True or false?

• True

• False

Type of polymers made in a laboratory 

• monomer
• synthetic
• inorganic
• organic