ANNOUNCING THREE VERSATILE, TAILORED TO YOUR

2308 C H E M I C A L A N D E N G I N E E R I N G N E W S

ΕΧΟΝ

ΕΧΟΝ' ΕΧΟΝ

D E G R mmXt A H RÈÈ&ËËÊffî

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FAST-FUSING NEW VINYL RESINS OPERATING TEMPERATURE!

Are you hobbled b y the restrictions of operating temperature? Cut off from production-speeding, product-improving advantages by the limitations of your processing equipment? If so , then the de­velopment of Firestone ΕΧΟΝ Resins 905, 915 and 925 will mean a great deal to you.

For here, at last, are three new polyvi­nyl chloride resins that offer you:

• Shorter fusing time . . e c o n o m i c a l operat ion!

for a faster, more

• Freedom from "fisheyes". . . assuring higher quality, more uniform product!

• Extremely rapid blending , or c o l d .

. either hot

nos the> right resin for your operating temperature!

Between them, ΕΧΟΝ 905,915 and 925 cover a processing temperature range from 275° F. t o 375° F. All you need do i s select the correct ΕΧΟΝ resin for your equipment... and you are automatically assured of an easier, faster operation and a finer final product.

€XOM 90S BX0H91S BX0H92S

PHYSICAL PROPERTIES

FORM

I White Powder I White Powder ! White Powder

SPECIFIC GRAVITY

1.40 1.40 1.40

AVERAGE RELATIVE VISCOSITY

2.50 2.30 2.05

AVERAGE BULKING DENSITY

(gm/cc)

0.45 0.45 0.45

For fu. her information on Firestone's com­plete line of high quality ΕΧΟΝ resins . . . or for the free assistance of Firestone's Technical Service, call or write:

C H E M I C A L S A L E S D I V I S I O N FIRESTONE PLASTICS COMPANY · POTTSTOWN, PA., DEPT. 13E

Division o f Firestone Tire and Rubber Co.

V O L U M E 3 1, N O . 22 J U N E 1, 1 9 5 3 2309

ftrç$ton<t 905,915,925