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SWP
r Do not fail lo read the booktoi emit tori "Tin*
Right l-sc of Faint/' as; it cmi.iins ht-lplnl informa
tion.
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The Sberwin-Williiinw Co. was one of the
pioneers in making a prepared paint, and for many
years has been manufacturing the best outside
paint that can he made.
In order that our men imv thoroughly understand the underlying reasons for the quality in SWF, the . following will be of interest:
Pigment and Vehicle
*
Pigment is the solid material in paint, and the liquid or vehicle is the fluid portion. The thinner is that portion of the vehicle or liquid which is
added to make the paint less heavy in body and more fluid. The drier is a combination of drying agents, generally in tire form of liquids, which hastens the drying of the oil in the paint.
Opacity
Is the power of the paint to'hide that over which it is spread.
Body Is the thickness or consistency of the paint.
Density
By this term paint makers generally refer to the heaviness combined with the opacityof ajptgment; that is, a pigment is said to be dense if it is both heavy ana opaque.
.Pigments
The pigment*conynody need in mating house
pEoatam atfoUowt! .
'
-White -Lend Meant of Lead--Old Dutch
: .-ridweeJODg-ytii ........... .
*IiA;(if<^5>t'tbiidldeEt white pigment* in liee,
" and^aefc? h^gtjMt id.opacity- Chemically:-it is * a ooijibinatlop.olhydrate aoa.CartxmateofLead,
. and is'ji^fde^by- decoroppeiiig metallic, lead in - cbdtact' with acetic sod and tan bark; over a
period of several months. It is distinguished
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EFFICIENCY INFORMATION
ON
SWP
Th e Sh e r w in -Wil l ia ms Co .
p a in t a mo v a h mio h ma n c n n
faBrgwiwiStmudrt.CmoM*! N*wAmn, LONDON SNA.
>*uNienaM Wan c h o u mt ain Pnmt(uCitm alMA Ml IM
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Nrillua nl t !.< pi^nuuls .linin' uill innkr .1
ilonnibh* tiiIiimij h -1 paint. but the priipn combination of them :i!l prcxluci- tin* uu>t <Ji*sirable results tli.*n have as y:i been allaim-d. Thr reason* fm this an- as fallows:
The <lrn*ii> and opacity of Old Dutch IV^k v .-,Whitc Lead aiv supplemented by the exlrcnu* whiteness of zinc, and its ability to spread over a larpe area. The hardness and extreme weather resisting qualilies of zinc and lend sulphate, effect and temper the tendency of Old Dutch Process White Lend to dust and flour off, anil a proper mixture of the three pigments gives i!w maximum opacity, spreading power nnd dura bility, while leaving the paint film finally in the best condition for repaiming. This is a very important item, because if new paint is to be applied over an old paint film of too hard and glossy a nature, the bond between the two coot.-* is imperfect and peeling results.
The physical advantages of the above com bination arc even greater than the usual chemi cal advantages, and in order to understand them, one must draw a parallel between concrete work and paint. A wall made of straight cement would be very expensive and not particularly desirable. The same wall made or coarse stones would be very fragile and would not hold its shape. The same applies to sand alone, but if the wall Is made
holes between the large stones, and the cement fills the holes between the nnd, and the whole
mass is bound togecher>wit)ijhe greatest possible
strength and compactness. In the same way
in the mixture outlined above, the particles fit
into one-another, fanning a more solid and wear-
j v.
OiMV ify.
n'l r*l h
!r way to`
olraui pin'll'1 ir*
*1V* r jix numerous
;o go ii *i I *~i,l u. fo obtain' colors' bther than
wbiti^mt:thfr%bovn'mixtiira^baa,-beeii^Worked out ever^ongfiperiod of tesHhft^ekperiminting
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These piginciiis arc all made I n'_T)ic Slmrwjii-
VVilliams Co., working from their own mines through I heir smellers, whin: lend phint, zinc refineries, etc., and we arc the only paint makei> today who prepare these pigments for our own use, and hence ore able to put hitter quality of pigiiicnts into our paint titan any other maim
Peturt'r.
Linseed Oil
Liquids
--
The principal liquid used Its outside paint i* l.insocd Oil. Our linseed oil is prepared by the
Company In its own linseed oil mills from the finest seed obtainable, and is crushed by a special process which leaves more of the impurities in
the cake and gives a purer linseed oil than that commonly sola on the market.
Turpentine
The next important liquid in house paint is Turpentine. It is used because of its ability
to _ary or evaporate, and its ability to thin a
paint to a greater decree in proportion to the volume added,'than linseed oil. It also has the
ability of causing paint to penetrate more'and make a firmer bona with the coats underneath.
Drier
.
Japan Drier is a liquid which when added to
linseed oil paints causes them to dry sndch faster
than they otherwise would, and is made by cook
ing oil and turpentine with lead manganese
and other mdduqng.chficqlc&ls.
!
. .General
The above eaplanation of the ingredients of SWP is given for the Jjsniefit of,par representatives,, but it is not recommended that this be-generally. dis cussed with custogeraandis only to pe used,when
ue^Moftnatipn
:rThe.da&jnsojSS|^mU>b.yino housepaintfhas
yet Jbea^^MC^ilJ|||BifewiltMBwb^ttrs eover more, gjye/equatorHItjfTOradetoptfon stJowet^eno,
i itiifactioa tti&bc consumer ana profittotbe retailer as SWR- -The
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