Nail Cosmetics Flashcards
WHAT IS AN ATTRACTIVE NAIL?
.
The ideal nail polish application procedure includes three layers:
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1.Base coat:
L
2.Nail polish:
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3.Top coat:
L
This is the first layer to be applied
L
It
is transparent with a strong adhering capability due to higher resin content.
L
It protects the nail plate from staining.
L
A plethora of colors are available,
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The expertise of
the nail technician provides various styles of nail
polish application, of which the “French nail
manicure” is very popular.
;
This transparent layer contains more of
nitrocellulose and less resin, so as to protect the
varnish from chipping.
.
Nail Polish Formulation
.
Nail lacquer system
.
Lacquer base
D
Coloring agent
F
Other formulating agent
F
Solvent
Plasticizer
.
Film former resin
D
Dyes lake
C
Suspending agent
F
Opacifying agent
C
Pigments
L
Pearl essence
D
Suspending agents
L
Opacifying agents
P
Iv absorber
D
Perfume
D
Film former Resin
2 kinds:
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The tough material that holds polish together
L
’s a type
of polymer, meaning it is made of large molecules that string
smaller molecules together.
Ll
Nail polish traditionally requires two
types of resin:
.
film-forming
L
adhesive
,
The film-forming
resin gives the dried polish a …… texture, while the adhesive
polymer adds ….., so the lacquer is less brittle.
L
Nitrocellulose
L
polymer
L
copolymer
L
resin
P
Solvent
L
The solvent makes the polish easy to apply and dry relatively quickly.
L
helps the lacquer spread easily over the nail, and as the polish
dries,
L
, it evaporates to leave behind dry lacquer
L
The key is to make
sure the solvent doesn’t evaporate too quickly (which causes
bubbles), but that it evaporates fast enough to allow nails to dry before
getting smudged.
L
Ethyl acetate
L
butyl acetate
L
propyl acetate,
L
isopropyl
acetate
F
Toulene
,
an inexpensive (and formerly common) solvent but
is used less frequently now due to talk of health and environmental
concerns.
G
Plasticizer
K
Added to keep the resin flexible once it’s dry,
L
what help your manicure last longer.
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Trimethyl pentanyl di-isobutyrate
L
triphenyl phosphate
L
camphor
0
ethyl tosylamide.
L
Colouring agents
L
Often the main reason a polish is chosen is the color.
,
Multiple
ingredients make up that particular shade.
K
Dyes, for one, are
…., while pigments are not soluble in the solvents used.
L