Wet or Dry ... - C&EN Global Enterprise (ACS Publications)

Nov 6, 2010 - Eng. News , 1960, 38 (35), Inside Back Cover. DOI: 10.1021/cen-v038n035.ibc. Publication Date: August 29, 1960. Copyright © 1967 Americ...
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Wet or Dry... airborne silica

AS ANTICAKING AGENT:

it's white magic ! w

add just 0 . 4 % Cab-o-sil, shake — and caky sulfur (left) is transformed into a free-flow powder.

*d

AS WETTING

AGENT*

o r d

i n a r v sulfur, with no Cab-o-sil a d d e d , remains caky in water solution (left). With Cab-o-sil added (right) free-flowing sulfur is dispersed instantly a n d thoroughly.

CAB-O-SIL

7

A mere pinch of Cab-o-sil, the superfine "airborne"

silica,

transforms

"problem"

powders which tend to cake, into smooth-

magic with caky materials These are just two of many useful char-

USES:

acteristics of this unique superfine silica . . .

> Thixotropic, thickening, gelling agent— lubricating oils, greases, polyester resins, epoxy resins, plastisols, plastigels, organosols » Suspending agent — paints > Flatting agent — varnishes, lacquers, organosols, plastisols > Reinforcing agent —rubber, silicone, latex film * Anticaking agent—sulfur, insecticides > Antislip agent — solvent-base floor waxes > Precoating material —reproduction paper > Low temperature thermal insulation > Pharmaceuticals and Cosmetics — (See bulletin #cpha-1)

characteristics which spring from its abso-

flowing powders. And, as the pictures show,

lutely unique combination of properties, in-

this highly versatile material also doubles in

cluding exceptional purity (99.7%); excellent

brass as a magically efficient wetting agent.

hydrophilic properties; superfineness (11.1

You just combine 0.4% Cab-o-sil by weight

million

with the caky material; add the mixture to

enormous external surface area (200 m 2 /gm).

billion

particles

per gram); and

an aqueous solution, and p r e s t o ! . . . all of

Add to these features Cab-o-sil's capacity

the particles wet down uniformly and evenly

for doing the job in remarkably low concen-

throughout the solution.

In some cases,

trations, and you have the reason why Cab-

grinding of the Cab-o-sil and caky material

o-sil is being used in so many different ways,

will provide more effective wetting action.

in countless numbers of industries today.

Please send • free Cab-o-sil sample and other technical data checked

Technical data available: Minerals & Chemicals Div., CEN . ' ^ P f j l i * ^ J~ PnniTDrVI PADflT IMP UUUrftLl L. l/ADU I f inU. ». 125 High Street, Boston 10, MaSS.

NAME n«mL T,TLE

COMPANY ADDRESS

...

•• c *• A .. /» ix ( ) General Properties, Functions and Uses (#cgen-l) ( ) Cab-o-sil in the Rubber Industry (#crub-l) ( ) Cab-o-sil in Butyl Rubber (#crub-2) ( ) Cab-o-sil in Dipped Latex Films (#crub-3) ( ) Cab-o-sil in the Lubricating Grease Industry (#cgre-2) ^ Aqueous Dispersions of Cab-o-sil (#cmis-2) ( ) A Flatting Agent for Varnishes (#cpai-3) ( ) Cab-o-sil in the Reproduction Paper Industry (#cpap-l) ( ) Cab-o-sil in the Plastics Industry (#cpla-2) ( ) Cab-o-sil in Automobile Polishes (fcpol-1) ( ) Cab-o-sil in Pharmaceuticals and Cosmetics (#cpna-l)