Modern Material Flashcards

0
Q

What is paper foam and what is its use

A

Combination of starch based polymers and simple fibres used for cd or did casing

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1
Q

What is a modern material

A

A material invented in the last 50 years

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2
Q

What are the properties of paper foam

A

Scratch resistant and can be moulded to keep products in place and is fully biodegradable

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3
Q

What are Lyocell and its properties and uses

A

High strength fibre produced from wood pulp and starts to biodegrade within 7 days fun damp conditions and are used for tea bags or coffee filters

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4
Q

What is cornstarch polymer its properties and uses

A

Made from crops with high starch content biodegradable and used for food packaging

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5
Q

What is pcm

A

Precious metal clays made out of 99 percent metal often gold or silver gives them ability to be shaped at room temp mostly used for jewellers as its really expensive

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6
Q

What is poly morph its properties and uses

A

Special plastic often used in modelling stays white and bar at room temp but can be softened at 60 Celsius ideal for constructing complex shaped models / prototype

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7
Q

What is nano technology

A

Method of changing atomic structure to make materials less expensive lighter and stronger and more precise

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