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Polymers Flashcards

1
Q

Polymer

A

a compound composed of many repeating units

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2
Q

a compound composed of many repeating units

A

Polymer

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3
Q

Monomer

A

the repeating secments that make up oplymers

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4
Q

the repeating secments that make up oplymers

A

Monomer

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5
Q

Neoprene

A

a polymer that is realy resistant to microbes

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6
Q

a polymer that is realy resistant to microbes

A

Neoprene

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7
Q

elastomers

A

rubbery/streachy polymers

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8
Q

rubbery/streachy polymers

A

elastomers

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9
Q

plastics

A

polymers with a ridged structure

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10
Q

polymers with a ridged structure

A

Plastics

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11
Q

Fibers

A

Polymers that form ong strands

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12
Q

Polymers that form ong strands

A

fibres

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13
Q

Condesnation reactions

A

reactins in which polymers are formed from monomers and aditional products (Such as water) are released

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14
Q

reactins in which polymers are formed from monomers and aditional products (Such as water) are released

A

Condesnation reactions

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15
Q

condensation polymers

A

polymers formed by condensation reactions

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16
Q

polymers formed by condensation reactions

A

Condensation polymers

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17
Q

Thermoplastics

A

Plastic that can be melted and formed into a new shape meaning they are easier to recycle, includes Polyethylene, Polypropylene, Polystyrene, Poly (Methyl Methacrylate), Teflon

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18
Q

Plastic that can be melted and formed into a new shape meanin git’s easier to recycle, includes Polyethylene, Polypropylene, Polystyrene, Poly (Methyl Methacrylate), Teflon

A

Thermoplastics

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19
Q

Thermoset plastics

A

Plastics that do not change shape when heatee

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20
Q

Plastics that do not change shape when heated

A

Thermoset Plastics

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21
Q

addition reaction

A

the formation of a polymer without loosing any chemicals

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22
Q

the formation of a polymer without loosing any chemicals

A

addition reaction

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23
Q

addition Polymers

A

Polymers formed by addition reactions

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24
Q

Polymers formed by addition reactions

A

Addition Polymers

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25
Step Growth
forming a polymer by adding one gour at a time, usualy through a series of repeated chemical reactions.
26
forming a polymer by adding one gour at a time, usualy through a series of repeated chemical reactions.
Step Growth
27
Chain growth
The automatic growth of monomers into polymers under the right conditions
28
The automatic growth of monomers into polymers under the right conditions
Chain growth
29
Cain growth initiation
One reaction activates a monomer, usually creating a radical
30
One reaction activates a monomer, usually creating a radical
chain Growth Initiation
31
Chain growth propigation
an active polymer compund reacts with an inactive monomer, addin it onto the end and activating it.
32
an active polymer compund reacts with an inactive monomer, addin it onto the end and activating it.
Chain growth propigation
33
Chain Growth Termination
Two active polymers react together, neutralizing each other
34
Two active polymers react together, neutralizing each other
Chain Growth Termination
35
How to controll branching in chain growth
reduce branching by reducing pressure, temperature, and using a catalyst.
36
reduce branching by reducing pressure, temperature, and using a catalyst.
How to controll branching in chain growth
37
Burning Thermoplastics
the polymers break back down into moonomers, often rising to the atmosphere
38
the polymers break back down into moonomers, often rising to the atmosphere
Burning Thermoplastics
39
Organic decomposition of plastics
organisms can decompose certain reactive groups, such as Ketones. Compounds longer than ~30 units will not break down
40
organisms can decompose certain reactive groups, such as Ketones. Compounds longer than ~30 units will not break down
Organic decomposition of plastics
41
Photodegredation of plastics
compounds with large conjugatesd ssystem absorb ultraviolet light and degrade
42
compounds with large conjugatesd ssystem absorb ultraviolet light and degrade
Photodegredation of plastics
43
Neoprene Structere
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44
Polyethylene structure
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45
Recyclable plastic #1
PET Poly(Ethyl tetraphthalate)
46
PET initial uses
bottles/containers for food and drink.
47
PET recycled uses
Fibres such as carpet and non-food containers
48
Recyclable Plastic #2
HDPE (High Denisty Polyethylene)
49
HDPE (High Denisty Polyethylene)
recyclable plastic #2
50
HDPE initial uses
milk/water bottles, margerine tubs, thicker grociery bags
51
HDPE recycled uses
drain pipes, soap bottles, garbage cans, grociery bags
52
Recyclable plastic #3
PVC Polyvinyl chloride
53
PVC Polyvinyl chloride
PVC Polyvinyl chloride
54
PVC initial uses
food/chemical bottles, food wraps/blister packs, various construction uses
55
PVC recycled uses
drain pipes, floor tiles, trafic coans
56
Recyclable plastic #4
LDPE low density polyethylene
57
LDPE low density polyethylene
Recyclable plastic #4
58
LDPE inital uses
bags for trash, milk, and grocieries, flexible wraps/containers
59
LDPE recycled uses
trash & grociery bags, pipes, oil bottles
60
Recyclable plastic #5
PP Polypropylene
61
PP Polypropylene
Recyclable plastic #5
62
PP initial uses
handles, bottle caps, lids, wraps, bottles, food tubs
63
PP recyled uses
auto parts, fibres, pails, trash containers
64
Recyclable plastic #6
PS Polystyrene
65
PS Polystyrene
Recyclable plastic #6
66
PS initial uses
foam cups and packaging, disposable utensils,
67
PS Recycleing Uses
insulation, packing peanuts, toys
68
Recyclable plastic #7
basicaly anything else, recycled into wood substiutes
69
PET Structre
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70
HDPE Structure
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71
PVC Structure
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72
LDPE Structure
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73
PP Structure
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74
PS Structure
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75
Poly (Methyl Methacrylate) structure
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76
Tefflon structure
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Environmental Chemistry (31 decks)

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