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A-Level Product Design > Elastomers, Biopolymers And Polymers > Flashcards

Elastomers, Biopolymers And Polymers Flashcards

1
Q

Are Elastomers Recyclable?

A

Yes

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1
Q

What is a Elastomer?

A

A Elastomer has links betwwen the monomers which are flexible even when the thermoplastic has cooled down.

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2
Q

What does TPE Stand For?

A

Thermoplastic Elastomers.

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3
Q

What are TPE’s commonly Used For?

A

Used form wire and cable coatings.

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4
Q

What does LSR Stand For?

A

Liquid Silicon Rubber

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5
Q

Is LSR a thermosetting elastomer?

A

Yes

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6
Q

What is a Thermosetting Elastomer?

A

A polymers that undergo a chemical reaction (often called curing or cross-linking) during processing, leading to a permanently set shape.

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7
Q

What are the properties of Natural Rubber (Elastomer)

A

Strong, High Tensile Strength, Cold Resistance.

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8
Q

What are the Applications of Natural Rubber (Elastomer)

A

Car And Vehicle Tyres, Footwear.

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9
Q

What are the properties of Butadiene Rubber (Elastomers)

A

Tough, Wear Resistance, Electrical Insulator.

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10
Q

What are the Applications of Butadiene Rubber (Elastomers)

A

Tyres Shoe Soles, Water Hoes.

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11
Q

What are the properties of Neoprene (Elastomers)

A

Good Thermal Resistance, Tough good oil resistance.

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12
Q

What are the Applications of Neoprene (Elastomers)

A

Wet Suits, laptop Cases, Shock Absorber seats, door seats.

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13
Q

What are the properties of Silicone (Elastomers)

A

Flexible, Low Friction, Good weather resistant.

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14
Q

What are the Applications of Silicone (Elastomers)

A

Flexible Bakeware, Cooking Utensils.

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15
Q

Are Biopolymers, Biodegradable Plastics?

A

Yes

16
Q

What are biodegradable plastics?

A

Plastics that are designed to break down under the right conditions.

17
Q

What are the Properties And Applications of Polyethylene terephthalate (PET)

A

Clear, flexible, tough and lightweight and Single use plastic bottles, food packaging

18
Q

What are the Properties And Applications of Low density polyethylene (LDPE)

A

Very tough, good chemical resistance, weatherproof and Squeezy detergent bottles, carrier bags, food wrap film

19
Q

What are the Properties And Applications of High density polyethylene (HDPE)

A

Weatherproof, tough, good chemical resistance and Chemical drums, buckets, bowls

20
Q

What are the Properties And Applications of Polypropylene (PP)

A

Good chemical resistance, good fatigue resistance (hinge property) and Rope, folio cases, medical equipment, chair shells, hinged container lids

21
Q

What are the Properties And Applications of High Impact Polystyrene (HIPS)

A

Hard, rigid, tough and Yoghurt pots, fridge linings, drink cups, toilet seats

22
Q

What are the Properties And Applications of Polymethyl-methacrylate (PMMA) (Acrylic)

A

Tough, hard, available transparent or translucent and Car headlights, lighting units, baths

23
Q

What are the Properties And Applications of Polyamide (Nylon)

A

Low friction, tough, good chemical resistance and Bearings, gears, combs and brushes

24
Q

What are the Properties And Applications of Acrylonitrile butadiene styrene (ABS)

A

Extremely tough, hard, good heat resistance and Telephone handsets, computer casings, electrical item casings.

25
Q

What are the Properties And Applications of Rigid polyvinyl chloride (uPVC)

A

Good weathering resistance, fire retardant and Window frames, guttering and pipes

26
Q

What are the Properties And Applications of Flexible polyvinyl chloride (PVC)

A

Tough, flexible, good chemical resistance and Hose pipes, cable insulation, fake leather

A-Level Product Design (10 decks)

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