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cpi > surface coating > Flashcards

surface coating Flashcards

1
Q
  • substances that are products of mixtures of film-forming materials, pigments, solvents, and other additives, that are applied to a surface, and then dried, which will yield a thin film that is functional and decorative in sense.
A

surface caoting

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2
Q

comprised of interconnected molecules that
allow the formation of a product that is flexible, adhesive
and tough, when applied to surfaces.

A

surface coating

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3
Q

insoluble particulate materials that
provide colour, opacity, gloss control, rheological
control, and certain functions such as corrosion
inhibition or magnetic moment

A

pigments

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4
Q

reduce the cost of coatings by acting
as a volume filler

A

pigments

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5
Q

primary binders
which provide adhesion and substrate
protection

A

resins

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6
Q

act as carriers for surface coatings such as
paints, varnishes and adhesives

A

solvent

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7
Q

the flavors and spices of a
coating

A

additive

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8
Q

enhance the inherent properties of the
resin

A

addtive

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9
Q

synthetic pigments

A

EGYPTIANS (3000–600 BC)
* Pigments with a wider range of colors
* First synthetic pigment (Egyptian Blue)
* Preservative paints and varnishes

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10
Q

synthetic pigments

A

Egyptian Blue

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11
Q

Quarts, chalk (calcium carbonate), malachite (copper
carbonate) and soda ash are combined and heated to 900 °
C-1000 °C

A

Egyptian blue

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12
Q

resin can be used as varnish, and the addition of oil
apparently dissolve the solvent and turn the solution into
varnish.

A

true

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13
Q

Paints were made in ________ before

A

batches

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14
Q

The need for _________ and __________ accelerate the rate of
scientific discovery

A

anti-corrosive and special coating

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15
Q

the white pigment was discovered that would replace white
lead (1918)

A

Titanium dioxide

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16
Q

middle of 20th century

A

Natural oils were replaced by synthetic resin

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17
Q
  • used in modern car, ships and spacecraft due to its high end anti-corrosion coating propertie ans is odorless and is less toxic.
A

Acrylic polyurethane “enamel”

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18
Q

Composed of epoxy resins and polyamine hardeners

A

epoxy coating

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19
Q

Cross-linking of compounds during curing

A

epoxy coating

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20
Q

Durable and rigid plastic coating

A

epoxy coating

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21
Q

Mechanical properties: hardness, durability, resistance, commonly
used in automotive industry

A

epoxy coating

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22
Q

Mechanical properties: hardness, durability, resistance, commonly
used in automotive industry

A

epoxy coating

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23
Q

Characteristics that can easily be modifified (glossiness or transparency

A

polyutherane coating

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24
Q

Properties: thermosetting, durable, elastic, softer than epocy, higher resistance in abrasion and dents.

A

polyutherane coating

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25
Q

Mechanical properties: hardness, durability, resistance, commonly used ij automotive industry.
Commonly used in commercial and automotive industries.
* Water-based polyutherane coatings are non-flammable(use in areas where combustion occurs)

A

polyutherabe coating

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26
Q

Commonly used in commercial and automotive industries.
Water-based polyutherane coatings are non-flammable(use in areas where combustion occurs)

A

polyutherane coating

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27
Q

Water-based polyutherane coatings are non-flammable(use in areas where combustion occurs)

A

polyuthetane coating

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28
Q

Type of polymer (carbamates)

A

polyutherane coating

29
Q

Also known as glass coatings, silica coatings, or hydrophobic coatings.

A

ceramic coating

30
Q

Liquid polymer

A

ceramic coating

31
Q

Semi-permanent

A

ceramic coating

32
Q

Properties: Resistance to chemical stains, thermal and UV stability, transparent, non-metallic, easy to clean, non-flammable, hydrophobic

A

ceramic coating

33
Q

Commonly used in automotive industry, architecture and marine industry.

A

ceramic coating

34
Q

Reacts with heat-swells or increases volume(insulator)

A

intumescent coal

35
Q

Classifified based on the surface

A

intumescent coating

36
Q

With hydrates-thick layer is soft; release water vapor

A

intumescent coating

37
Q

With sodim silicates or graphite- thick layer is hard; stops fifire and gaskets.

A

intumescent coating

38
Q

Properties: Retardant, thermal and corrosion protection

A

intumescent coating

39
Q

Commonly used coastal buildings, ships, marine structures (alloys and steels)

A

intumescent coating

40
Q

Used to cover buildings, furniture and the likes in general

A

architectural caoting

41
Q

most used technique for covering metal surfaces in industrial settings

A

galvanizing method

42
Q

metal used in galvanization process serves as

A

noble metal

43
Q

coated zinc layer serves

A

active metal

44
Q

function as cathode

A

noble metal

45
Q

function as anode

A

active metal

46
Q

a hot alkali solution is
applied to the steel surface to remove common oils and debris

A

caustic

47
Q

With a hydrochloric acid solution, the surface rust and scales
are eliminated

A

pickling

48
Q

surface oxides are finally eliminated and shielded from
potential threats of additional oxidation

A

fluxing

49
Q

An internal direct current force leads to the anode becoming anodically polarized and the
base steel being exposed to the released metal ions in the solution.

A

refining process

50
Q

inert anode
material utilized in the system

A

electrowinning

51
Q

an electrometallurgical method used to coat metals that cannot be coated using
standard refining or winning procedures

A

molten salt

52
Q

lack of external electrical power

A

electroless

53
Q

this surface coating technique coats nickel atoms

A

electroless

54
Q

thin-film layers are created via the vaporization and condensation
processes

A

vapor deposition method

55
Q

high-temperature process that heats a substrate to high temperatures
and vaporizes precursor materials onto the target base metal

A

vapor deposition method

56
Q

high-temperature process that heats a substrate to high temperatures
and vaporizes precursor materials onto the target base metal

A

vapor deposition method

57
Q

base metal is immersed in a chromium-ion solution

A

chromating process

58
Q

capable of self healing

A

chromate coating

59
Q

protective film created by the base metal, and certain
metals, such as Ti and Al, can develop a shielding oxide coating when anodically polarized by an
external electrical source.

A

anodizing process

60
Q

Type of surface coating that when applied, needs a bunch of layers to be effective

A

Organic coating

61
Q

Egyptian _____ was the first synthetic pigment made by the Egyptians.

A

Blue

62
Q

Water-based polyutherane coatings are flammable and are restricted during combustion processes.

A

False

63
Q

This electrochemical coating method is typically used to coat nickel atoms.

A

Electroless

64
Q

Term used for surfaces onto which surface coating products are applied

A

Substrate

65
Q

It is used in modern car, ships and spacecraft due to its high end anti corrosion coating properties, and is widely popular because it is odorless and is less toxic.

A

Enamel

66
Q

What is the white pigment that would replace white lead (1918)?

A

Titanium dioxide

67
Q

Intumescent coating with _____ is a type of intumescent coating that forms a soft, thick layer which releases water vapor, making it as a good insulator.

A

Hydrates

68
Q

Molten Salt is an electrometallurgical method used to coat metals that cannot be coated using standard refining or winning procedures.

A

True

69
Q

When was the first evidence of painting discovered?

A

Stone age

cpi (7 decks)

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