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A Level DT > Polymers > Flashcards

Polymers Flashcards

1
Q

Types of polymers?

A

Thermoplastics
Thermosetting polymers
Elastomers
Biodegradable polymers

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2
Q

Types of Thermopolymers?

A

Acrylic
High impact polystyrene (HIPS)
Polypropylene (PP)
Nylon
Low density polyethylene (LDPE)
High density polyethylene (HDPE)
Polyvinyl chloride (PVC)
ABS
Rigid polyvinyl chloride (uPVC)

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3
Q

Types of thermoset polymers?

A

Urea formaldehyde (UF)
Melamine formaldehyde (MF)
Polyester resin
Expoxy resin

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4
Q

Types of elastomers?

A

Natural rubber
Butadiene rubber
Neoprene
Silicone

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5
Q

Types of biodegradable polymers?

A

Corn starch polymer
Potato pack
Biopol
Polylactide acid
Polyhydroxyalkar
Lactide
Glycoside

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6
Q

Properties of LDPE

A

good chemical resistance
Waterproof
Low level of rigidity

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7
Q

Properties of HDPE

A

Good chemical resistant
Weatherproof

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8
Q

Properties of PP

A

Transluscent
Good fatigue resistant
Good chemical resistant

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9
Q

Properties of HIPS

A

Translucent
Rigid

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10
Q

Properties of acrylic

A

Transluscent
Good chemical resistant

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11
Q

Properties of nylon

A

Temperature resistant
Low coefficient of friction
Corrosion resistant

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12
Q

Properties of PVC

A

Good weathering resistant
Flexible

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13
Q

Properties of Urea Formaldahyde

A

Electrical insulator
Heat resistant

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14
Q

Properties of Melamine formaldahyde

A

Food safe
Heat resistant
Chemical resistant

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15
Q

Properties of polyester resin

A

Rigid
Heat resistant

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16
Q

Properties of expoxy resin?

A

Clear
Rigid
Chemical resistant

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17
Q

Properties of ABS

A

Opaque
Hard and tough

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18
Q

Properties of uPVC

A

Fire retardant
Weathering resistant
Chemical resistant

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19
Q

Uses of acrylic

A

Car light casings
Lighting units
Baths

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20
Q

Uses of PP

A

Food containers
Hinge container lids

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21
Q

Uses of PVC

A

Hose pipes
Inflatable products

22
Q

Uses of HIPS

A

Yogurt pots
Inflatable products

23
Q

Uses of HDPE

A

Kitchenware
Bowls
Toys

24
Q

Uses of LDPE

A

Carrier bags
Bin lines
Food wrap film

25
Uses of ABS
Handles Remote control casings
26
Uses of Nylon
Gears Car engine manifolds Cable ties
27
Uses of uPVC
Guttering Window frames Water service pipes
28
Uses of urea formaldahyde
Electrical fittings
29
Uses of melamine formaldahyde
Picnic ware Buttons
30
Uses of polyester resin
Chair seats Used in GRP
31
Uses of Exposy resin
Used in CFRP Adhesives Surface coatings
32
Uses of HDPE
Kitchenware Bowls Carrier bags
33
Uses of LDPE
Carrier bags Bin lines Food wrap films
34
Uses of ABS
Handles Remote control casings Domestic appliances
35
Uses of Nylon
Gears Car engine manifolds
36
Uses of uPVC
Water service pipes Guttering Window frames
37
Uses of urea formaldahyde
Electrical fittings
38
Uses of melamine formaldahyde
Picnic ware Buttons
39
Uses of polyester resin
Chair seats GRP
40
Uses of expoxy resin
Used in CFRP Surface coatings
41
Properties of natural rubber
High tensile strength Good cold resistance
42
Properties of butadiene rubber
Wear resistance against friction Thermal resistance against friction
43
Properties of Neoprene
Oil and chemical resistance Abrasion resistance Weather resistance
44
Properties of silicone
Good lubricating qualities Flexible at low temperatures
45
Uses of natural rubber
Tyres Hoses Balloons
46
Uses of butadiene rubber
Conveyer belts Shoe soles
47
Uses of neoprene
Wetsuits Door seals
48
Uses of silicone
Ice cube trays Cooking utensils Lubricants for prosthetics
49
Name stock forms
Sheet Film Granules Rod Foam Powder
50

A Level DT (10 decks)

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